license

.gitattributes

@@ -1,2 +1 @@
 nym-validator-rewarder/.sqlx/** diff=nodiff
-nym-node-status-api/nym-node-status-api/.sqlx/** diff=nodiff

.github/actions/nym-hash-releases/src/package-lock.json

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     "node_modules/@octokit/rest/node_modules/@octokit/plugin-request-log": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/@octokit/plugin-request-log/-/plugin-request-log-4.0.0.tgz",
@@ -258,13 +300,75 @@
         "@octokit/core": ">=5"
       }
     },
-    "node_modules/@octokit/types": {
+    "node_modules/@octokit/rest/node_modules/@octokit/plugin-rest-endpoint-methods": {
-      "version": "13.8.0",
+      "version": "10.4.1",
-      "resolved": "https://registry.npmjs.org/@octokit/types/-/types-13.8.0.tgz",
+      "resolved": "https://registry.npmjs.org/@octokit/plugin-rest-endpoint-methods/-/plugin-rest-endpoint-methods-10.4.1.tgz",
-      "integrity": "sha512-x7DjTIbEpEWXK99DMd01QfWy0hd5h4EN+Q7shkdKds3otGQP+oWE/y0A76i1OvH9fygo4ddvNf7ZvF0t78P98A==",
+      "integrity": "sha512-xV1b+ceKV9KytQe3zCVqjg+8GTGfDYwaT1ATU5isiUyVtlVAO3HNdzpS4sr4GBx4hxQ46s7ITtZrAsxG22+rVg==",
-      "license": "MIT",
       "dependencies": {
-        "@octokit/openapi-types": "^23.0.1"
+        "@octokit/types": "^12.6.0"
+      },
+      "engines": {
+        "node": ">= 18"
+      },
+      "peerDependencies": {
+        "@octokit/core": "5"
+      }
+    },
+    "node_modules/@octokit/rest/node_modules/@octokit/plugin-rest-endpoint-methods/node_modules/@octokit/openapi-types": {
+      "version": "20.0.0",
+      "resolved": "https://registry.npmjs.org/@octokit/openapi-types/-/openapi-types-20.0.0.tgz",
+      "integrity": "sha512-EtqRBEjp1dL/15V7WiX5LJMIxxkdiGJnabzYx5Apx4FkQIFgAfKumXeYAqqJCj1s+BMX4cPFIFC4OLCR6stlnA=="
+    },
+    "node_modules/@octokit/rest/node_modules/@octokit/plugin-rest-endpoint-methods/node_modules/@octokit/types": {
+      "version": "12.6.0",
+      "resolved": "https://registry.npmjs.org/@octokit/types/-/types-12.6.0.tgz",
+      "integrity": "sha512-1rhSOfRa6H9w4YwK0yrf5faDaDTb+yLyBUKOCV4xtCDB5VmIPqd/v9yr9o6SAzOAlRxMiRiCic6JVM1/kunVkw==",
+      "dependencies": {
+        "@octokit/openapi-types": "^20.0.0"
+      }
+    },
+    "node_modules/@octokit/rest/node_modules/@octokit/request": {
+      "version": "8.1.1",
+      "resolved": "https://registry.npmjs.org/@octokit/request/-/request-8.1.1.tgz",
+      "integrity": "sha512-8N+tdUz4aCqQmXl8FpHYfKG9GelDFd7XGVzyN8rc6WxVlYcfpHECnuRkgquzz+WzvHTK62co5di8gSXnzASZPQ==",
+      "dependencies": {
+        "@octokit/endpoint": "^9.0.0",
+        "@octokit/request-error": "^5.0.0",
+        "@octokit/types": "^11.1.0",
+        "is-plain-object": "^5.0.0",
+        "universal-user-agent": "^6.0.0"
+      },
+      "engines": {
+        "node": ">= 18"
+      }
+    },
+    "node_modules/@octokit/rest/node_modules/@octokit/request-error": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/@octokit/request-error/-/request-error-5.0.0.tgz",
+      "integrity": "sha512-1ue0DH0Lif5iEqT52+Rf/hf0RmGO9NWFjrzmrkArpG9trFfDM/efx00BJHdLGuro4BR/gECxCU2Twf5OKrRFsQ==",
+      "dependencies": {
+        "@octokit/types": "^11.0.0",
+        "deprecation": "^2.0.0",
+        "once": "^1.4.0"
+      },
+      "engines": {
+        "node": ">= 18"
+      }
+    },
+    "node_modules/@octokit/rest/node_modules/@octokit/types": {
+      "version": "11.1.0",
+      "resolved": "https://registry.npmjs.org/@octokit/types/-/types-11.1.0.tgz",
+      "integrity": "sha512-Fz0+7GyLm/bHt8fwEqgvRBWwIV1S6wRRyq+V6exRKLVWaKGsuy6H9QFYeBVDV7rK6fO3XwHgQOPxv+cLj2zpXQ==",
+      "dependencies": {
+        "@octokit/openapi-types": "^18.0.0"
+      }
+    },
+    "node_modules/@octokit/types": {
+      "version": "6.41.0",
+      "resolved": "https://registry.npmjs.org/@octokit/types/-/types-6.41.0.tgz",
+      "integrity": "sha512-eJ2jbzjdijiL3B4PrSQaSjuF2sPEQPVCPzBvTHJD9Nz+9dw2SGH4K4xeQJ77YfTq5bRQ+bD8wT11JbeDPmxmGg==",
+      "dependencies": {
+        "@octokit/openapi-types": "^12.11.0"
       }
     },
     "node_modules/@vercel/ncc": {
@@ -292,8 +396,7 @@
     "node_modules/deprecation": {
       "version": "2.3.1",
       "resolved": "https://registry.npmjs.org/deprecation/-/deprecation-2.3.1.tgz",
-      "integrity": "sha512-xmHIy4F3scKVwMsQ4WnVaS8bHOx0DmVwRywosKhaILI0ywMDWPtBSku2HNxRvF7jtwDRsoEwYQSfbxj8b7RlJQ==",
+      "integrity": "sha512-xmHIy4F3scKVwMsQ4WnVaS8bHOx0DmVwRywosKhaILI0ywMDWPtBSku2HNxRvF7jtwDRsoEwYQSfbxj8b7RlJQ=="
-      "license": "ISC"
     },
     "node_modules/fetch-blob": {
       "version": "3.2.0",
@@ -343,6 +446,14 @@
         "url": "https://github.com/sponsors/sindresorhus"
       }
     },
+    "node_modules/is-plain-object": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/is-plain-object/-/is-plain-object-5.0.0.tgz",
+      "integrity": "sha512-VRSzKkbMm5jMDoKLbltAkFQ5Qr7VDiTFGXxYFXXowVj387GeGNOCsOH6Msy00SGZ3Fp84b1Naa1psqgcCIEP5Q==",
+      "engines": {
+        "node": ">=0.10.0"
+      }
+    },
     "node_modules/is-stream": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/is-stream/-/is-stream-2.0.1.tgz",
@@ -393,11 +504,15 @@
       "version": "1.4.0",
       "resolved": "https://registry.npmjs.org/once/-/once-1.4.0.tgz",
       "integrity": "sha512-lNaJgI+2Q5URQBkccEKHTQOPaXdUxnZZElQTZY0MFUAuaEqe1E+Nyvgdz/aIyNi6Z9MzO5dv1H8n58/GELp3+w==",
-      "license": "ISC",
       "dependencies": {
         "wrappy": "1"
       }
     },
+    "node_modules/tr46": {
+      "version": "0.0.3",
+      "resolved": "https://registry.npmjs.org/tr46/-/tr46-0.0.3.tgz",
+      "integrity": "sha512-N3WMsuqV66lT30CrXNbEjx4GEwlow3v6rr4mCcv6prnfwhS01rkgyFdjPNBYd9br7LpXV1+Emh01fHnq2Gdgrw=="
+    },
     "node_modules/tunnel": {
       "version": "0.0.6",
       "resolved": "https://registry.npmjs.org/tunnel/-/tunnel-0.0.6.tgz",
@@ -414,18 +529,6 @@
         "node": ">=8"
       }
     },
-    "node_modules/undici": {
-      "version": "5.28.5",
-      "resolved": "https://registry.npmjs.org/undici/-/undici-5.28.5.tgz",
-      "integrity": "sha512-zICwjrDrcrUE0pyyJc1I2QzBkLM8FINsgOrt6WjA+BgajVq9Nxu2PbFFXUrAggLfDXlZGZBVZYw7WNV5KiBiBA==",
-      "license": "MIT",
-      "dependencies": {
-        "@fastify/busboy": "^2.0.0"
-      },
-      "engines": {
-        "node": ">=14.0"
-      }
-    },
     "node_modules/universal-user-agent": {
       "version": "6.0.0",
       "resolved": "https://registry.npmjs.org/universal-user-agent/-/universal-user-agent-6.0.0.tgz",
@@ -447,11 +550,24 @@
         "node": ">= 8"
       }
     },
+    "node_modules/webidl-conversions": {
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/webidl-conversions/-/webidl-conversions-3.0.1.tgz",
+      "integrity": "sha512-2JAn3z8AR6rjK8Sm8orRC0h/bcl/DqL7tRPdGZ4I1CjdF+EaMLmYxBHyXuKL849eucPFhvBoxMsflfOb8kxaeQ=="
+    },
+    "node_modules/whatwg-url": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/whatwg-url/-/whatwg-url-5.0.0.tgz",
+      "integrity": "sha512-saE57nupxk6v3HY35+jzBwYa0rKSy0XR8JSxZPwgLr7ys0IBzhGviA1/TUGJLmSVqs8pb9AnvICXEuOHLprYTw==",
+      "dependencies": {
+        "tr46": "~0.0.3",
+        "webidl-conversions": "^3.0.0"
+      }
+    },
     "node_modules/wrappy": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
-      "integrity": "sha512-l4Sp/DRseor9wL6EvV2+TuQn63dMkPjZ/sp9XkghTEbV9KlPS1xUsZ3u7/IQO4wxtcFB4bgpQPRcR3QCvezPcQ==",
+      "integrity": "sha512-l4Sp/DRseor9wL6EvV2+TuQn63dMkPjZ/sp9XkghTEbV9KlPS1xUsZ3u7/IQO4wxtcFB4bgpQPRcR3QCvezPcQ=="
-      "license": "ISC"
     }
   }
 }

.github/actions/nym-hash-releases/src/package.json

@@ -11,7 +11,7 @@
   },
   "dependencies": {
     "@actions/core": "^1.10.1",
-    "@actions/github": "^6.0.0",
+    "@actions/github": "^5.1.1",
     "@octokit/auth-action": "^4.0.1",
     "@octokit/rest": "^20.0.2",
     "hasha": "^5.2.0",

.github/workflows/ci-build-upload-binaries.yml

@@ -26,7 +26,6 @@ jobs:
     runs-on: ${{ matrix.platform }}
     env:
       CARGO_TERM_COLOR: always
-      RUSTUP_PERMIT_COPY_RENAME: 1
     steps:
       - uses: actions/checkout@v4
 
@@ -80,6 +79,7 @@ jobs:
             target/release/nym-socks5-client
             target/release/nym-api
             target/release/nym-network-requester
+            target/release/nym-data-observatory
             target/release/nym-cli
             target/release/nymvisor
             target/release/nym-node
@@ -97,9 +97,11 @@ jobs:
           cp target/release/nym-socks5-client $OUTPUT_DIR
           cp target/release/nym-api $OUTPUT_DIR
           cp target/release/nym-network-requester $OUTPUT_DIR
+          cp target/release/nym-data-observatory $OUTPUT_DIR
           cp target/release/nymvisor $OUTPUT_DIR
           cp target/release/nym-node $OUTPUT_DIR
           cp target/release/nym-cli $OUTPUT_DIR
+          cp target/release/explorer-api $OUTPUT_DIR
           if [ ${{ github.event_name == 'workflow_dispatch' && inputs.enable_deb == true }} = true ]; then
             cp target/debian/*.deb $OUTPUT_DIR
           fi

.github/workflows/ci-build-vpn-api-wasm.yml

@@ -12,7 +12,6 @@ jobs:
     runs-on: arc-ubuntu-22.04
     env:
       CARGO_TERM_COLOR: always
-      RUSTUP_PERMIT_COPY_RENAME: 1
     steps:
       - name: Check out repository code
         uses: actions/checkout@v4

.github/workflows/ci-build.yml

@@ -8,18 +8,16 @@ on:
       - 'explorer-api/**'
       - 'gateway/**'
       - 'integrations/**'
-      - 'nym-api/**'
+      - 'mixnode/**'
-      - 'nym-credential-proxy/**'
-      - 'nym-network-monitor/**'
-      - 'nym-node/**'
-      - 'nym-node-status-api/**'
-      - 'nym-outfox/**'
-      - 'nym-validator-rewarder/**'
-      - 'nyx-chain-watcher/**'
-      - 'sdk/ffi/**'
       - 'sdk/rust/**'
+      - 'sdk/lib/**'
       - 'service-providers/**'
-      - 'nym-browser-extension/storage/**'
+      - 'nym-network-monitor/**'
+      - 'nym-api/**'
+      - 'nym-node/**'
+      - 'nym-outfox/**'
+      - 'nym-data-observatory/**'
+      - 'nym-validator-rewarder/**'
       - 'tools/**'
       - 'wasm/**'
       - 'Cargo.toml'
@@ -27,12 +25,6 @@ on:
       - '.github/workflows/ci-build.yml'
   workflow_dispatch:
 
-concurrency:
-  # only 1 concurrent `ci-build` allowed per branch
-  # https://docs.github.com/en/actions/writing-workflows/workflow-syntax-for-github-actions#example-using-concurrency-and-the-default-behavior
-  group: ${{ github.workflow }}-${{ github.ref }}
-  cancel-in-progress: true
-
 jobs:
   build:
     strategy:
@@ -43,7 +35,6 @@ jobs:
     env:
       CARGO_TERM_COLOR: always
       IPINFO_API_TOKEN: ${{ secrets.IPINFO_API_TOKEN }}
-      RUSTUP_PERMIT_COPY_RENAME: 1
     steps:
       - name: Install Dependencies (Linux)
         run: sudo apt-get update && sudo apt-get -y install libwebkit2gtk-4.0-dev build-essential curl wget libssl-dev libgtk-3-dev libudev-dev squashfs-tools protobuf-compiler
@@ -61,20 +52,6 @@ jobs:
           override: true
           components: rustfmt, clippy
 
-      # To avoid running out of disk space, skip generating debug symbols
-      - name: Set debug to false (unix)
-        if: contains(matrix.os, 'ubuntu') || contains(matrix.os, 'mac')
-        run: |
-          sed -i.bak 's/\[profile.dev\]/\[profile.dev\]\ndebug = false/' Cargo.toml
-          git diff
-
-      - name: Set debug to false (win)
-        if: contains(matrix.os, 'windows')
-        shell: pwsh
-        run: |
-          (Get-Content Cargo.toml) -replace '\[profile.dev\]', "`$&`ndebug = false" | Set-Content Cargo.toml
-          git diff
-
       - name: Check formatting
         uses: actions-rs/cargo@v1
         with:

.github/workflows/ci-check-ns-api-version.yml

@@ -1,57 +0,0 @@
-name: ci-check-ns-api-version
-
-on:
-  pull_request:
-    paths:
-      - "nym-node-status-api/**"
-
-env:
-  WORKING_DIRECTORY: "nym-node-status-api/nym-node-status-api"
-
-jobs:
-  check-if-tag-exists:
-    runs-on: arc-ubuntu-22.04-dind
-    steps:
-      - name: Checkout repo
-        uses: actions/checkout@v4
-
-      - name: Get version from cargo.toml
-        uses: mikefarah/yq@v4.45.1
-        id: get_version
-        with:
-          cmd: yq -oy '.package.version' ${{ env.WORKING_DIRECTORY }}/Cargo.toml
-
-      - name: Check if git tag exists
-        run: |
-          TAG=${{ env.WORKING_DIRECTORY }}-${{ steps.get_version.outputs.result }}
-          if [[ -z "$TAG" ]]; then
-            echo "Tag is empty"
-            exit 1
-          fi
-          git ls-remote --tags origin | awk '{print $2}'
-          if git ls-remote --tags origin | awk '{print $2}' | grep -q "refs/tags/$TAG$" ; then
-              echo "Tag '$TAG' ALREADY EXISTS on the remote"
-              exit 1
-          else
-              echo "Tag '$TAG' does not exist on the remote"
-          fi
-      - name: Check if harbor tag exists
-        run: |
-          TAG=${{ steps.get_version.outputs.result }}
-          registry=https://harbor.nymte.ch
-          repo_name=nym/node-status-api
-          if [[ -z $TAG ]]; then
-            echo "Tag is empty"
-            exit 1
-          fi
-          curl -su ${{ secrets.HARBOR_ROBOT_USERNAME }}:${{ secrets.HARBOR_ROBOT_SECRET }} "$registry/v2/$repo_name/tags/list" | jq
-          exists=$(curl -su ${{ secrets.HARBOR_ROBOT_USERNAME }}:${{ secrets.HARBOR_ROBOT_SECRET }} "$registry/v2/$repo_name/tags/list" | jq --arg tag $TAG '.tags | contains([$tag])' )
-          if [[ $exists = "true" ]]; then
-            echo "Version '$TAG' defined in Cargo.toml ALREADY EXISTS as tag in harbor repo"
-            exit 1
-          elif [[ $exists = "false" ]]; then
-            echo "Version '$TAG' doesn't exist on the remote"
-          else
-            echo "Unknown output '$exists'"
-            exit 1
-          fi

.github/workflows/ci-contracts-matrix-includes.json

@@ -0,0 +1,6 @@
+[
+  {
+    "rust":"stable",
+    "runOnEvent":"always"
+  }
+]

.github/workflows/ci-contracts-upload-binaries.yml

@@ -31,6 +31,7 @@ jobs:
       - name: Install Rust stable
         uses: actions-rs/toolchain@v1
         with:
+          toolchain: 1.77
           target: wasm32-unknown-unknown
           override: true
 
@@ -39,9 +40,6 @@ jobs:
         with:
           version: '114'
 
-      - name: Install cosmwasm-check
-        run: cargo install cosmwasm-check
-
       - name: Build release contracts
         run: make contracts
 
@@ -52,6 +50,7 @@ jobs:
         run: |
           cp contracts/target/wasm32-unknown-unknown/release/mixnet_contract.wasm $OUTPUT_DIR
           cp contracts/target/wasm32-unknown-unknown/release/vesting_contract.wasm $OUTPUT_DIR
+          cp contracts/target/wasm32-unknown-unknown/release/nym_coconut_bandwidth.wasm $OUTPUT_DIR
           cp contracts/target/wasm32-unknown-unknown/release/nym_coconut_dkg.wasm $OUTPUT_DIR
           cp contracts/target/wasm32-unknown-unknown/release/cw3_flex_multisig.wasm $OUTPUT_DIR
           cp contracts/target/wasm32-unknown-unknown/release/cw4_group.wasm $OUTPUT_DIR

.github/workflows/ci-contracts.yml

@@ -9,17 +9,31 @@ on:
     paths:
       - 'contracts/**'
       - 'common/**'
-      - 'Cargo.lock'
-      - 'Cargo.toml'
       - '.github/workflows/ci-contracts.yml'
 
 jobs:
+  matrix_prep:
+    runs-on: ubuntu-20.04
+    outputs:
+      matrix: ${{ steps.set-matrix.outputs.matrix }}
+    steps:
+      # creates the matrix strategy from ci-contracts-matrix-includes.json
+      - uses: actions/checkout@v4
+      - id: set-matrix
+        uses: JoshuaTheMiller/conditional-build-matrix@main
+        with:
+          inputFile: '.github/workflows/ci-contracts-matrix-includes.json'
+          filter: '[?runOnEvent==`${{ github.event_name }}` || runOnEvent==`always`]'
   build:
     # since it's going to be compiled into wasm, there's absolutely
     # no point in running CI on different OS-es
     runs-on: ubuntu-20.04
     env:
       CARGO_TERM_COLOR: always
+    needs: matrix_prep
+    strategy:
+      fail-fast: false
+      matrix: ${{fromJson(needs.matrix_prep.outputs.matrix)}}
     steps:
       - uses: actions/checkout@v4
 
@@ -27,19 +41,11 @@ jobs:
         uses: actions-rs/toolchain@v1
         with:
           profile: minimal
-          toolchain: stable
+          toolchain: ${{ matrix.rust }}
           target: wasm32-unknown-unknown
           override: true
           components: rustfmt, clippy
 
-      - name: Install cosmwasm-check
-        run: cargo install cosmwasm-check
-
-      - name: Install wasm-opt
-        uses: ./.github/actions/install-wasm-opt
-        with:
-          version: '114'
-
       - name: Build contracts
         uses: actions-rs/cargo@v1
         env:
@@ -65,7 +71,3 @@ jobs:
         with:
           command: clippy
           args: --lib --manifest-path contracts/Cargo.toml --workspace --all-targets -- -D warnings
-
-      - name: Check chain compatibility against release build
-        # this will build contracts in release mode, run wasm-opt and finally cosmwasm-check
-        run: make contracts

.github/workflows/ci-docs.yml

@@ -11,8 +11,6 @@ on:
 jobs:
   build:
     runs-on: arc-ubuntu-20.04
-    env:
-      RUSTUP_PERMIT_COPY_RENAME: 1
     defaults:
       run:
         working-directory: documentation/docs

.github/workflows/ci-lint-typescript.yml

@@ -16,8 +16,6 @@ on:
 jobs:
   build:
     runs-on: arc-ubuntu-20.04
-    env:
-      RUSTUP_PERMIT_COPY_RENAME: 1
     steps:
       - uses: actions/checkout@v4
       - uses: rlespinasse/github-slug-action@v3.x
@@ -44,7 +42,7 @@ jobs:
       - name: Set up Go
         uses: actions/setup-go@v5
         with:
-          go-version: "1.23.7"
+          go-version: '1.20'
 
       - name: Install
         run: yarn

.github/workflows/ci-nym-wallet-rust.yml

@@ -14,7 +14,6 @@ jobs:
     runs-on: arc-ubuntu-20.04
     env:
       CARGO_TERM_COLOR: always
-      RUSTUP_PERMIT_COPY_RENAME: 1
     steps:
       - name: Install Dependencies (Linux)
         run: sudo apt-get update && sudo apt-get -y install libwebkit2gtk-4.0-dev build-essential curl wget libssl-dev libgtk-3-dev squashfs-tools
@@ -31,12 +30,6 @@ jobs:
           override: true
           components: rustfmt, clippy
 
-      - name: Set debug to false
-        working-directory: nym-wallet
-        run: |
-          sed -i.bak '1s/^/\[profile.dev\]\ndebug = false\n\n/' Cargo.toml
-          git diff
-
       - name: Build all binaries
         uses: actions-rs/cargo@v1
         with:

.github/workflows/ci-nym-wallet-storybook.yml

@@ -10,66 +10,66 @@ jobs:
   build:
     runs-on: custom-linux
     steps:
-      - uses: actions/checkout@v4
+    - uses: actions/checkout@v4
 
-      - name: Install rsync
+    - name: Install rsync
-        run: sudo apt-get install rsync
+      run: sudo apt-get install rsync
-        continue-on-error: true
+      continue-on-error: true
 
-      - uses: rlespinasse/github-slug-action@v3.x
+    - uses: rlespinasse/github-slug-action@v3.x
 
-      - uses: actions/setup-node@v4
+    - uses: actions/setup-node@v4
-        with:
+      with:
-          node-version: 20
+        node-version: 18
 
-      - name: Setup yarn
+    - name: Setup yarn
-        run: npm install -g yarn
+      run: npm install -g yarn
 
-      - name: Install Rust stable
+    - name: Install Rust stable
-        uses: actions-rs/toolchain@v1
+      uses: actions-rs/toolchain@v1
-        with:
+      with:
-          toolchain: stable
+        toolchain: stable
 
-      - name: Install wasm-pack
+    - name: Install wasm-pack
-        run: curl https://rustwasm.github.io/wasm-pack/installer/init.sh -sSf | sh
+      run: curl https://rustwasm.github.io/wasm-pack/installer/init.sh -sSf | sh
 
-      - name: Build dependencies
+    - name: Build dependencies
-        run: yarn && yarn build
+      run: yarn && yarn build
 
-      - name: Build storybook
+    - name: Build storybook
-        run: yarn storybook:build
+      run: yarn storybook:build
-        working-directory: ./nym-wallet
+      working-directory: ./nym-wallet
 
-      - name: Deploy branch to CI www (storybook)
+    - name: Deploy branch to CI www (storybook)
-        continue-on-error: true
+      continue-on-error: true
-        uses: easingthemes/ssh-deploy@main
+      uses: easingthemes/ssh-deploy@main
-        env:
+      env:
-          SSH_PRIVATE_KEY: ${{ secrets.CI_WWW_SSH_PRIVATE_KEY }}
+        SSH_PRIVATE_KEY: ${{ secrets.CI_WWW_SSH_PRIVATE_KEY }}
-          ARGS: "-rltgoDzvO --delete"
+        ARGS: "-rltgoDzvO --delete"
-          SOURCE: "nym-wallet/storybook-static/"
+        SOURCE: "nym-wallet/storybook-static/"
-          REMOTE_HOST: ${{ secrets.CI_WWW_REMOTE_HOST }}
+        REMOTE_HOST: ${{ secrets.CI_WWW_REMOTE_HOST }}
-          REMOTE_USER: ${{ secrets.CI_WWW_REMOTE_USER }}
+        REMOTE_USER: ${{ secrets.CI_WWW_REMOTE_USER }}
-          TARGET: ${{ secrets.CI_WWW_REMOTE_TARGET }}/wallet-${{ env.GITHUB_REF_SLUG }}
+        TARGET: ${{ secrets.CI_WWW_REMOTE_TARGET }}/wallet-${{ env.GITHUB_REF_SLUG }}
-          EXCLUDE: "/dist/, /node_modules/"
+        EXCLUDE: "/dist/, /node_modules/"
 
-      - name: Matrix - Node Install
+    - name: Matrix - Node Install
-        run: npm install
+      run: npm install
-        working-directory: .github/workflows/support-files
+      working-directory: .github/workflows/support-files
 
-      - name: Matrix - Send Notification
+    - name: Matrix - Send Notification
-        env:
+      env:
-          NYM_NOTIFICATION_KIND: nym-wallet
+        NYM_NOTIFICATION_KIND: nym-wallet
-          NYM_PROJECT_NAME: "nym-wallet"
+        NYM_PROJECT_NAME: "nym-wallet"
-          NYM_CI_WWW_BASE: "${{ secrets.NYM_CI_WWW_BASE }}"
+        NYM_CI_WWW_BASE: "${{ secrets.NYM_CI_WWW_BASE }}"
-          NYM_CI_WWW_LOCATION: "wallet-${{ env.GITHUB_REF_SLUG }}"
+        NYM_CI_WWW_LOCATION: "wallet-${{ env.GITHUB_REF_SLUG }}"
-          GIT_COMMIT_MESSAGE: "${{ github.event.head_commit.message }}"
+        GIT_COMMIT_MESSAGE: "${{ github.event.head_commit.message }}"
-          GIT_BRANCH: "${GITHUB_REF##*/}"
+        GIT_BRANCH: "${GITHUB_REF##*/}"
-          IS_SUCCESS: "${{ job.status == 'success' }}"
+        IS_SUCCESS: "${{ job.status == 'success' }}"
-          MATRIX_SERVER: "${{ secrets.MATRIX_SERVER }}"
+        MATRIX_SERVER: "${{ secrets.MATRIX_SERVER }}"
-          MATRIX_ROOM: "${{ secrets.MATRIX_ROOM }}"
+        MATRIX_ROOM: "${{ secrets.MATRIX_ROOM }}"
-          MATRIX_USER_ID: "${{ secrets.MATRIX_USER_ID }}"
+        MATRIX_USER_ID: "${{ secrets.MATRIX_USER_ID }}"
-          MATRIX_TOKEN: "${{ secrets.MATRIX_TOKEN }}"
+        MATRIX_TOKEN: "${{ secrets.MATRIX_TOKEN }}"
-          MATRIX_DEVICE_ID: "${{ secrets.MATRIX_DEVICE_ID }}"
+        MATRIX_DEVICE_ID: "${{ secrets.MATRIX_DEVICE_ID }}"
-        uses: docker://keybaseio/client:stable-node
+      uses: docker://keybaseio/client:stable-node
-        with:
+      with:
-          args: .github/workflows/support-files/notifications/entry_point.sh
+        args: .github/workflows/support-files/notifications/entry_point.sh

.github/workflows/ci-sdk-wasm.yml

@@ -1,7 +1,6 @@
 name: ci-sdk-wasm
 
 on:
-  workflow_dispatch:
   pull_request:
     paths:
       - 'wasm/**'
@@ -14,7 +13,6 @@ jobs:
     runs-on: arc-ubuntu-20.04
     env:
       CARGO_TERM_COLOR: always
-      RUSTUP_PERMIT_COPY_RENAME: 1
     steps:
       - uses: actions/checkout@v4
 
@@ -33,7 +31,7 @@ jobs:
       - name: Set up Go
         uses: actions/setup-go@v5
         with:
-          go-version: "1.23.7"
+          go-version: '1.20'
 
       - name: Install wasm-pack
         run: curl https://rustwasm.github.io/wasm-pack/installer/init.sh -sSf | sh
@@ -46,11 +44,6 @@ jobs:
       - name: Install wasm-bindgen-cli
         run: cargo install wasm-bindgen-cli
 
-      - name: Set debug to false
-        run: |
-          sed -i.bak 's/\[profile.dev\]/\[profile.dev\]\ndebug = false/' Cargo.toml
-          git diff
-
       - name: "Build"
         run: make sdk-wasm-build
 

.github/workflows/publish-nym-contracts.yml

@@ -2,18 +2,19 @@ name: publish-nym-contracts
 on:
   workflow_dispatch:
   release:
-    types: [ created ]
+    types: [created]
 
 jobs:
   build:
     if: ${{ (startsWith(github.ref, 'refs/tags/nym-contracts-') && github.event_name == 'release') || github.event_name == 'workflow_dispatch' }}
-    runs-on: ubuntu-latest
+    runs-on: [self-hosted, custom-ubuntu-20.04]
     steps:
       - uses: actions/checkout@v4
 
       - name: Install Rust stable
         uses: actions-rs/toolchain@v1
         with:
+          toolchain: 1.77
           target: wasm32-unknown-unknown
           override: true
 

.github/workflows/publish-nym-wallet-macos.yml

@@ -14,7 +14,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        platform: [macos-15]
+        platform: [macos-12-large]
     runs-on: ${{ matrix.platform }}
 
     outputs:
@@ -30,7 +30,7 @@ jobs:
       - name: Node
         uses: actions/setup-node@v4
         with:
-          node-version: 21
+          node-version: 18
       - name: Install Rust stable
         uses: actions-rs/toolchain@v1
         with:

.github/workflows/publish-nym-wallet-ubuntu.yml

@@ -36,7 +36,7 @@ jobs:
       - name: Node
         uses: actions/setup-node@v4
         with:
-          node-version: 21
+          node-version: 18
 
       - name: Install Rust stable
         uses: actions-rs/toolchain@v1

.github/workflows/publish-nym-wallet-win11.yml

@@ -49,7 +49,7 @@ jobs:
       - name: Node
         uses: actions/setup-node@v4
         with:
-          node-version: 21
+          node-version: 18
 
       - name: Install Rust stable
         uses: actions-rs/toolchain@v1

.github/workflows/publish-nyms5-android-apk.yml

@@ -49,7 +49,7 @@ jobs:
             "build-tools;$SDK_BUILDTOOLS_VERSION"
 
       - name: Install Rust toolchain
-        uses: dtolnay/rust-toolchain@1.100.0
+        uses: dtolnay/rust-toolchain@1.90.0
 
       - name: Install rust android targets
         run: |

.github/workflows/publish-sdk-npm.yml

@@ -31,7 +31,12 @@ jobs:
       - name: Set up Go
         uses: actions/setup-go@v5
         with:
-          go-version: "1.23.7"
+          go-version: "1.20"
+
+      - name: Install TinyGo
+        uses: acifani/setup-tinygo@v2
+        with:
+          tinygo-version: "0.27.0"
 
       - name: Install dependencies
         run: yarn

.github/workflows/push-credential-proxy.yaml

@@ -26,7 +26,7 @@ jobs:
           git config --global user.name "Lawrence Stalder"
 
       - name: Get version from cargo.toml
-        uses: mikefarah/yq@v4.45.1
+        uses: mikefarah/yq@v4.44.6
         id: get_version
         with:
           cmd: yq -oy '.package.version' ${{ env.WORKING_DIRECTORY }}/nym-credential-proxy/Cargo.toml

.github/workflows/push-data-observatory.yaml

@@ -26,7 +26,7 @@ jobs:
           git config --global user.name "Lawrence Stalder"
 
       - name: Get version from cargo.toml
-        uses: mikefarah/yq@v4.45.1
+        uses: mikefarah/yq@v4.44.6
         id: get_version
         with:
           cmd: yq -oy '.package.version' ${{ env.WORKING_DIRECTORY }}/Cargo.toml

.github/workflows/push-network-monitor.yaml

@@ -26,7 +26,7 @@ jobs:
           git config --global user.name "Lawrence Stalder"
 
       - name: Get version from cargo.toml
-        uses: mikefarah/yq@v4.45.1
+        uses: mikefarah/yq@v4.44.6
         id: get_version
         with:
           cmd: yq -oy '.package.version' ${{ env.WORKING_DIRECTORY }}/nym-network-monitor/Cargo.toml

.github/workflows/push-node-status-agent.yaml

@@ -31,7 +31,7 @@ jobs:
           git config --global user.name "Lawrence Stalder"
 
       - name: Get version from cargo.toml
-        uses: mikefarah/yq@v4.45.1
+        uses: mikefarah/yq@v4.44.6
         id: get_version
         with:
           cmd: yq -oy '.package.version' ${{ env.WORKING_DIRECTORY }}/Cargo.toml

.github/workflows/push-node-status-api.yaml

@@ -26,7 +26,7 @@ jobs:
           git config --global user.name "Lawrence Stalder"
 
       - name: Get version from cargo.toml
-        uses: mikefarah/yq@v4.45.1
+        uses: mikefarah/yq@v4.44.6
         id: get_version
         with:
           cmd: yq -oy '.package.version' ${{ env.WORKING_DIRECTORY }}/Cargo.toml

.github/workflows/push-nym-node.yaml

@@ -26,7 +26,7 @@ jobs:
           git config --global user.name "Lawrence Stalder"
 
       - name: Get version from cargo.toml
-        uses: mikefarah/yq@v4.45.1
+        uses: mikefarah/yq@v4.44.6
         id: get_version
         with:
           cmd: yq -oy '.package.version' ${{ env.WORKING_DIRECTORY }}/Cargo.toml

.github/workflows/push-nyx-chain-watcher.yaml

@@ -26,7 +26,7 @@ jobs:
           git config --global user.name "Lawrence Stalder"
 
       - name: Get version from cargo.toml
-        uses: mikefarah/yq@v4.45.1
+        uses: mikefarah/yq@v4.44.6
         id: get_version
         with:
           cmd: yq -oy '.package.version' ${{ env.WORKING_DIRECTORY }}/Cargo.toml

.github/workflows/push-validator-rewarder.yaml

@@ -26,7 +26,7 @@ jobs:
           git config --global user.name "Lawrence Stalder"
 
       - name: Get version from cargo.toml
-        uses: mikefarah/yq@v4.45.1
+        uses: mikefarah/yq@v4.44.6
         id: get_version
         with:
           cmd: yq -oy '.package.version' ${{ env.WORKING_DIRECTORY }}/Cargo.toml

CHANGELOG.md

@@ -4,499 +4,12 @@ Post 1.0.0 release, the changelog format is based on [Keep a Changelog](https://
 
 ## [Unreleased]
 
-## [2025.6-chuckles] (2025-03-31)
-
-- Remove Google public DNS ([#5660])
-- Revert using AsyncWrite sink in IPR ([#5656])
-- Add fd callback for initial authentication ([#5654])
-- Add concurrency limit to CI ([#5651])
-- Remove UNIQUE constraint on node pubkey ([#5649])
-- Add RUSTUP_PERMIT_COPY_RENAME in two workflows that we forgot about ([#5646])
-- Upgrade sha2 to workspace version for validator-client ([#5644])
-- Add max_retransmissions flag on each message ([#5642])
-- build(deps): bump zip from 2.2.2 to 2.4.1 ([#5639])
-- build(deps): bump dtolnay/rust-toolchain from 1.90.0 to 1.100.0 ([#5638])
-- / regenerated yarn.lock ([#5636])
-- Rework IPR codec to extract out timer and implement AsyncWrite ([#5632])
-- build(deps): bump tempfile from 3.18.0 to 3.19.0 ([#5631])
-- build(deps): bump zeroize from 1.6.0 to 1.8.1 ([#5630])
-- build(deps): bump once_cell from 1.20.3 to 1.21.1 ([#5629])
-- build(deps): bump uuid from 1.15.1 to 1.16.0 ([#5628])
-- build(deps): bump celes from 2.5.0 to 2.6.0 ([#5627])
-- build(deps): bump http from 1.2.0 to 1.3.1 ([#5626])
-- build(deps): bump humantime from 2.1.0 to 2.2.0 ([#5625])
-- build(deps): bump the patch-updates group with 8 updates ([#5624])
-- build(deps): bump @babel/runtime from 7.16.3 to 7.26.10 in /testnet-faucet ([#5621])
-- Feature/paginated ticketbooks challenge ([#5619])
-- build(deps-dev): bump webpack from 5.77.0 to 5.98.0 in /wasm/client/internal-dev ([#5615])
-- build(deps-dev): bump ws from 8.13.0 to 8.18.1 in /wasm/client/internal-dev ([#5614])
-- build(deps): bump golang.org/x/net from 0.23.0 to 0.36.0 in /wasm/mix-fetch/go-mix-conn ([#5613])
-- build(deps): bump braces from 3.0.2 to 3.0.3 in /sdk/typescript/packages/mix-fetch-node ([#5612])
-- Wireguard exit policies (and tests) ([#5557])
-- Explorer V2 ([#5548])
-- Clean stale partially received buffers ([#5536])
-- Corrected typos ([#5497])
-- build(deps): bump @octokit/plugin-paginate-rest and @actions/github in /.github/actions/nym-hash-releases/src ([#5488])
-- feature: upgrade cosmwasm to 2.2 ([#5479])
-- build(deps): bump store2 from 2.14.3 to 2.14.4 ([#5391])
-- build(deps): bump nanoid from 3.3.7 to 3.3.8 in /documentation/docs ([#5335])
-- build(deps): bump next from 13.5.7 to 14.2.15 in /documentation/docs ([#5281])
-- Bump http-proxy-middleware from 2.0.6 to 2.0.7 ([#5019])
-
-[#5660]: https://github.com/nymtech/nym/pull/5660
-[#5656]: https://github.com/nymtech/nym/pull/5656
-[#5654]: https://github.com/nymtech/nym/pull/5654
-[#5651]: https://github.com/nymtech/nym/pull/5651
-[#5649]: https://github.com/nymtech/nym/pull/5649
-[#5646]: https://github.com/nymtech/nym/pull/5646
-[#5644]: https://github.com/nymtech/nym/pull/5644
-[#5642]: https://github.com/nymtech/nym/pull/5642
-[#5639]: https://github.com/nymtech/nym/pull/5639
-[#5638]: https://github.com/nymtech/nym/pull/5638
-[#5636]: https://github.com/nymtech/nym/pull/5636
-[#5632]: https://github.com/nymtech/nym/pull/5632
-[#5631]: https://github.com/nymtech/nym/pull/5631
-[#5630]: https://github.com/nymtech/nym/pull/5630
-[#5629]: https://github.com/nymtech/nym/pull/5629
-[#5628]: https://github.com/nymtech/nym/pull/5628
-[#5627]: https://github.com/nymtech/nym/pull/5627
-[#5626]: https://github.com/nymtech/nym/pull/5626
-[#5625]: https://github.com/nymtech/nym/pull/5625
-[#5624]: https://github.com/nymtech/nym/pull/5624
-[#5621]: https://github.com/nymtech/nym/pull/5621
-[#5619]: https://github.com/nymtech/nym/pull/5619
-[#5615]: https://github.com/nymtech/nym/pull/5615
-[#5614]: https://github.com/nymtech/nym/pull/5614
-[#5613]: https://github.com/nymtech/nym/pull/5613
-[#5612]: https://github.com/nymtech/nym/pull/5612
-[#5557]: https://github.com/nymtech/nym/pull/5557
-[#5548]: https://github.com/nymtech/nym/pull/5548
-[#5536]: https://github.com/nymtech/nym/pull/5536
-[#5497]: https://github.com/nymtech/nym/pull/5497
-[#5488]: https://github.com/nymtech/nym/pull/5488
-[#5479]: https://github.com/nymtech/nym/pull/5479
-[#5391]: https://github.com/nymtech/nym/pull/5391
-[#5335]: https://github.com/nymtech/nym/pull/5335
-[#5281]: https://github.com/nymtech/nym/pull/5281
-[#5019]: https://github.com/nymtech/nym/pull/5019
-
-## [2025.5-chokito] (2025-03-18)
-
-- build(deps): bump braces from 3.0.2 to 3.0.3 in /sdk/typescript/packages/nodejs-client ([#5611])
-- build(deps-dev): bump webpack-dev-middleware from 5.3.3 to 5.3.4 in /wasm/client/internal-dev ([#5610])
-- Export lane queue lengths in sdk ([#5609])
-- Chore/more payment watcher debug endpoints ([#5608])
-- build(deps): bump @babel/helpers from 7.24.4 to 7.26.10 ([#5606])
-- Chore/update bls12 381 fork ([#5605])
-- chore: change auth v2 timestamp skew and allow values from the future ([#5604])
-- Chore/payment watcher debug endpoints ([#5601])
-- Allow resetting all SURB sender tags ([#5600])
-- introduce internal tool for checking signer status ([#5598])
-- build(deps-dev): bump webpack from 5.77.0 to 5.98.0 in /wasm/mix-fetch/internal-dev ([#5597])
-- build(deps): bump body-parser and express in /wasm/mix-fetch/internal-dev ([#5596])
-- build(deps): bump serve-static and express in /wasm/mix-fetch/internal-dev ([#5594])
-- build(deps-dev): bump ws from 8.13.0 to 8.18.1 in /wasm/mix-fetch/internal-dev ([#5593])
-- build(deps): bump cookie and express in /wasm/client/internal-dev ([#5592])
-- build(deps): bump cookie and express in /wasm/mix-fetch/internal-dev ([#5591])
-- build(deps): bump braces from 3.0.2 to 3.0.3 in /wasm/zknym-lib/internal-dev ([#5590])
-- build(deps): bump webpack-dev-middleware from 5.3.3 to 5.3.4 in /wasm/zknym-lib/internal-dev ([#5589])
-- build(deps): bump tempfile from 3.17.1 to 3.18.0 ([#5588])
-- build(deps): bump tokio from 1.43.0 to 1.44.0 ([#5587])
-- build(deps): bump the patch-updates group with 8 updates ([#5585])
-- build(deps): bump ring from 0.17.9 to 0.17.13 ([#5583])
-- delete double memo field in send modal ([#5578])
-- Server Side internal DoT/DoH opt out ([#5577])
-- Rust SDK SURB example: change hardcoded file to tempdir ([#5576])
-- Add /v3/nym-nodes ([#5569])
-- chore: start sending v2 sphinx packets ([#5554])
-- build(deps): bump the patch-updates group across 1 directory with 14 updates ([#5549])
-- build(deps): bump uuid from 1.13.2 to 1.15.1 ([#5542])
-- build(deps): bump rs_merkle from 1.4.2 to 1.5.0 ([#5541])
-- feature: v2 authentication request ([#5537])
-- Set RUSTUP_PERMIT_COPY_RENAME ([#5533])
-- feature: disallow routing mix packets to nodes not present in the topology ([#5526])
-- Make "Memo" visible per default on send NYM ([#5524])
-- feat: make sure any terminated task kills the watcher and write run info to db ([#5517])
-- Another total_stake SQL fix ([#5516])
-- Fix total_stake on SQL update ([#5514])
-- build(deps): bump flate2 from 1.0.35 to 1.1.0 ([#5510])
-- build(deps): bump itertools from 0.13.0 to 0.14.0 ([#5509])
-- build(deps): bump the patch-updates group with 2 updates ([#5505])
-- Treat gateways as Nym Nodes ([#5504])
-- Update version in Cargo.toml ([#5503])
-- feat: use ct_eq for checking bearer token ([#5501])
-- Add extra args for the probe ([#5499])
-- Fix stats bug & remove HM caching ([#5495])
-- fix: Cargo.lock for contracts ([#5489])
-- Display error messages if IPv4 or IPv6 address not found on nymtun0 ([#5465])
-
-[#5611]: https://github.com/nymtech/nym/pull/5611
-[#5610]: https://github.com/nymtech/nym/pull/5610
-[#5609]: https://github.com/nymtech/nym/pull/5609
-[#5608]: https://github.com/nymtech/nym/pull/5608
-[#5606]: https://github.com/nymtech/nym/pull/5606
-[#5605]: https://github.com/nymtech/nym/pull/5605
-[#5604]: https://github.com/nymtech/nym/pull/5604
-[#5601]: https://github.com/nymtech/nym/pull/5601
-[#5600]: https://github.com/nymtech/nym/pull/5600
-[#5598]: https://github.com/nymtech/nym/pull/5598
-[#5597]: https://github.com/nymtech/nym/pull/5597
-[#5596]: https://github.com/nymtech/nym/pull/5596
-[#5594]: https://github.com/nymtech/nym/pull/5594
-[#5593]: https://github.com/nymtech/nym/pull/5593
-[#5592]: https://github.com/nymtech/nym/pull/5592
-[#5591]: https://github.com/nymtech/nym/pull/5591
-[#5590]: https://github.com/nymtech/nym/pull/5590
-[#5589]: https://github.com/nymtech/nym/pull/5589
-[#5588]: https://github.com/nymtech/nym/pull/5588
-[#5587]: https://github.com/nymtech/nym/pull/5587
-[#5585]: https://github.com/nymtech/nym/pull/5585
-[#5583]: https://github.com/nymtech/nym/pull/5583
-[#5578]: https://github.com/nymtech/nym/pull/5578
-[#5577]: https://github.com/nymtech/nym/pull/5577
-[#5576]: https://github.com/nymtech/nym/pull/5576
-[#5569]: https://github.com/nymtech/nym/pull/5569
-[#5554]: https://github.com/nymtech/nym/pull/5554
-[#5549]: https://github.com/nymtech/nym/pull/5549
-[#5542]: https://github.com/nymtech/nym/pull/5542
-[#5541]: https://github.com/nymtech/nym/pull/5541
-[#5537]: https://github.com/nymtech/nym/pull/5537
-[#5533]: https://github.com/nymtech/nym/pull/5533
-[#5526]: https://github.com/nymtech/nym/pull/5526
-[#5524]: https://github.com/nymtech/nym/pull/5524
-[#5517]: https://github.com/nymtech/nym/pull/5517
-[#5516]: https://github.com/nymtech/nym/pull/5516
-[#5514]: https://github.com/nymtech/nym/pull/5514
-[#5510]: https://github.com/nymtech/nym/pull/5510
-[#5509]: https://github.com/nymtech/nym/pull/5509
-[#5505]: https://github.com/nymtech/nym/pull/5505
-[#5504]: https://github.com/nymtech/nym/pull/5504
-[#5503]: https://github.com/nymtech/nym/pull/5503
-[#5501]: https://github.com/nymtech/nym/pull/5501
-[#5499]: https://github.com/nymtech/nym/pull/5499
-[#5495]: https://github.com/nymtech/nym/pull/5495
-[#5489]: https://github.com/nymtech/nym/pull/5489
-[#5465]: https://github.com/nymtech/nym/pull/5465
-
-## [2025.4-dorina-patched] (2025-03-06)
-
-- use legacy crypto for constructing SURB headers ([#5579])
-- bugfix: make sure to correctly decode response content when putting it into error message ([#5571])
-- Tweak surb management to be more conservative ([#5570])
-- Deserialize v5 authenticator requests ([#5568])
-- chore: additional logs when attempting to load ecash keys ([#5567])
-- add full response body to error message upon decoding failure ([#5566])
-- hotfix: ensure we bail on merkle leaves insertion upon missing data ([#5565])
-- feature: v2 authentication request (#5537) ([#5563])
-- Create authenticator v5 request/response types ([#5561])
-
-[#5579]: https://github.com/nymtech/nym/pull/5579
-[#5571]: https://github.com/nymtech/nym/pull/5571
-[#5570]: https://github.com/nymtech/nym/pull/5570
-[#5568]: https://github.com/nymtech/nym/pull/5568
-[#5567]: https://github.com/nymtech/nym/pull/5567
-[#5566]: https://github.com/nymtech/nym/pull/5566
-[#5565]: https://github.com/nymtech/nym/pull/5565
-[#5563]: https://github.com/nymtech/nym/pull/5563
-[#5561]: https://github.com/nymtech/nym/pull/5561
-
-## [2025.4-dorina] (2025-03-04)
-
-- fixed sphinx version metrics registration ([#5546])
-- Feature/chain status api ([#5539])
-- Add SURBs soft threshold ([#5535])
-- Simplify IPR v8 ([#5532])
-- Shared instance for DNS AsyncResolver ([#5523])
-- merge #5512 again after reverting due to incorrect rebase ([#5520])
-- cherry-pick 17d3ff2d775f61aee381d90a304ed416c08f33fc onto dorina ([#5519])
-- cherry-pick 6e5d0dac1b75413c5f09122b0d953f8ec6ef48df onto dorina ([#5518])
-- chore: workspace global panic preventing lints ([#5512])
-- bugfix: dont query for ecash apis unless necessary when spending ticketbooks ([#5508])
-- bugfix: bound check when recovering a reply SURB ([#5502])
-- chore: removed all old coconut code ([#5500])
-- IPR request types v8 ([#5498])
-- Support static routes for HTTP requests ([#5487])
-- build(deps): bump the patch-updates group across 1 directory with 3 updates ([#5482])
-- added missing import to doctest ([#5480])
-- adjusted TestSetup::new_complex to ensure bonded node's existence ([#5478])
-- Trigger contracts CI on main workspace Cargo changes ([#5477])
-- build(deps): bump http from 1.1.0 to 1.2.0 ([#5472])
-- build(deps): bump utoipa-swagger-ui from 8.0.3 to 8.1.0 ([#5471])
-- build(deps): bump colored from 2.1.0 to 2.2.0 ([#5470])
-- build(deps): bump celes from 2.4.0 to 2.5.0 ([#5469])
-- build(deps): bump the patch-updates group with 2 updates ([#5467])
-- build(deps): bump elliptic from 6.5.4 to 6.6.1 in /docker/typescript_client/upload_contract ([#5463])
-- Run cargo autoinherit ([#5460])
-- Fix clippy::precedence ([#5457])
-- Provide Interval context with node descriptor endpoints ([#5456])
-- fix: update fx average rate calcs to ignore 0 values ([#5454])
-- Feature/add gbp currency ([#5453])
-- Add helper to extract a list of sqlite files with journal files wal/shm ([#5452])
-- Add a middleware layer to the nym api allowing for data compression ([#5451])
-- Condense core API functionalities and enable gzip decompression for reqwest payloads ([#5450])
-- build(deps): bump uniffi_build from 0.25.3 to 0.29.0 ([#5448])
-- Upgrade tower to 0.5.2 ([#5446])
-- build(deps): bump hickory-proto from 0.24.2 to 0.24.3 ([#5444])
-- Seedable clients ([#5440])
-- build(deps): bump the patch-updates group across 1 directory with 10 updates ([#5439])
-- Remove all recv_with_delay and add shutdown condition to loops in client-core ([#5435])
-- Disable the test for checking the remaining bandwidth in nym-node-status-api ([#5425])
-- Dz nym node stats ([#5418])
-- build(deps): bump hyper from 1.4.1 to 1.6.0 ([#5416])
-- build(deps): bump publicsuffix from 2.2.3 to 2.3.0 ([#5367])
-- Nymnode entrypoint docker ([#5300])
-
-[#5546]: https://github.com/nymtech/nym/pull/5546
-[#5539]: https://github.com/nymtech/nym/pull/5539
-[#5535]: https://github.com/nymtech/nym/pull/5535
-[#5532]: https://github.com/nymtech/nym/pull/5532
-[#5523]: https://github.com/nymtech/nym/pull/5523
-[#5520]: https://github.com/nymtech/nym/pull/5520
-[#5519]: https://github.com/nymtech/nym/pull/5519
-[#5518]: https://github.com/nymtech/nym/pull/5518
-[#5512]: https://github.com/nymtech/nym/pull/5512
-[#5508]: https://github.com/nymtech/nym/pull/5508
-[#5502]: https://github.com/nymtech/nym/pull/5502
-[#5500]: https://github.com/nymtech/nym/pull/5500
-[#5498]: https://github.com/nymtech/nym/pull/5498
-[#5487]: https://github.com/nymtech/nym/pull/5487
-[#5482]: https://github.com/nymtech/nym/pull/5482
-[#5480]: https://github.com/nymtech/nym/pull/5480
-[#5478]: https://github.com/nymtech/nym/pull/5478
-[#5477]: https://github.com/nymtech/nym/pull/5477
-[#5472]: https://github.com/nymtech/nym/pull/5472
-[#5471]: https://github.com/nymtech/nym/pull/5471
-[#5470]: https://github.com/nymtech/nym/pull/5470
-[#5469]: https://github.com/nymtech/nym/pull/5469
-[#5467]: https://github.com/nymtech/nym/pull/5467
-[#5463]: https://github.com/nymtech/nym/pull/5463
-[#5460]: https://github.com/nymtech/nym/pull/5460
-[#5457]: https://github.com/nymtech/nym/pull/5457
-[#5456]: https://github.com/nymtech/nym/pull/5456
-[#5454]: https://github.com/nymtech/nym/pull/5454
-[#5453]: https://github.com/nymtech/nym/pull/5453
-[#5452]: https://github.com/nymtech/nym/pull/5452
-[#5451]: https://github.com/nymtech/nym/pull/5451
-[#5450]: https://github.com/nymtech/nym/pull/5450
-[#5448]: https://github.com/nymtech/nym/pull/5448
-[#5446]: https://github.com/nymtech/nym/pull/5446
-[#5444]: https://github.com/nymtech/nym/pull/5444
-[#5440]: https://github.com/nymtech/nym/pull/5440
-[#5439]: https://github.com/nymtech/nym/pull/5439
-[#5435]: https://github.com/nymtech/nym/pull/5435
-[#5425]: https://github.com/nymtech/nym/pull/5425
-[#5418]: https://github.com/nymtech/nym/pull/5418
-[#5416]: https://github.com/nymtech/nym/pull/5416
-[#5367]: https://github.com/nymtech/nym/pull/5367
-[#5300]: https://github.com/nymtech/nym/pull/5300
-
-## [2025.3-ruta] (2025-02-10)
-
-- Push down forget me to client configs ([#5431])
-- Fix statistics shutdown ([#5426])
-- Make wait_for_graceful_shutdown to be pub ([#5424])
-- Upgrade to thiserror 2.0 ([#5414])
-- build(deps): bump the patch-updates group across 1 directory with 9 updates ([#5406])
-- Relocate a validator api function ([#5401])
-- Send shutdown instead of panic when reaching max fail ([#5398])
-- Change Explorer URL to new smooshed nodes ([#5396])
-- reduce log severity for checking topology validity ([#5395])
-- MixnetClient can send ClientRequests ([#5381])
-- Fix missing path triggers for CI ([#5380])
-- Uncouple storage reference for bandwidth client ([#5372])
-- build(deps): bump tokio from 1.40.0 to 1.43.0 ([#5370])
-- DNS resolver configuration for internal HTTP client lookups ([#5355])
-- Update README.md ([#5328])
-- Update README.md ([#5327])
-
-[#5431]: https://github.com/nymtech/nym/pull/5431
-[#5426]: https://github.com/nymtech/nym/pull/5426
-[#5424]: https://github.com/nymtech/nym/pull/5424
-[#5414]: https://github.com/nymtech/nym/pull/5414
-[#5406]: https://github.com/nymtech/nym/pull/5406
-[#5401]: https://github.com/nymtech/nym/pull/5401
-[#5398]: https://github.com/nymtech/nym/pull/5398
-[#5396]: https://github.com/nymtech/nym/pull/5396
-[#5395]: https://github.com/nymtech/nym/pull/5395
-[#5381]: https://github.com/nymtech/nym/pull/5381
-[#5380]: https://github.com/nymtech/nym/pull/5380
-[#5372]: https://github.com/nymtech/nym/pull/5372
-[#5370]: https://github.com/nymtech/nym/pull/5370
-[#5355]: https://github.com/nymtech/nym/pull/5355
-[#5328]: https://github.com/nymtech/nym/pull/5328
-[#5327]: https://github.com/nymtech/nym/pull/5327
-
-## [2025.2-hu] (2025-02-04)
-
-- Feature/remove double spending bloomfilter ([#5417])
-- HU - Downgrade harmless log message from info to debug ([#5405])
-- lower default ticket verification quorum to 0.7 ([#5404])
-- Downgrade harmless log message from info to debug ([#5403])
-- Redirect from mixnode page to nodes page ([#5397])
-- chore :update version of chain watcher and validator rewarder ([#5394])
-- bugfix: correctly handle ignore epoch roles flag ([#5390])
-- bugfix: terminate mixnet socket listener on shutdown ([#5389])
-- feat: make client ignore dual mode nodes by default ([#5388])
-- Handle ecash network errors differently ([#5378])
-- Remove empty ephemeral keys ([#5376])
-- fixed sql migration for adding default message timestamp ([#5374])
-- Bind to [::] on nym-node for both IP versions ([#5361])
-- exposed NymApiClient method for obtaining node performance history ([#5360])
-- Client gateway selection ([#5358])
-- chore: refresh wasm sdk ([#5353])
-- chore: update indexed_db_futures ([#5347])
-- build(deps): bump mikefarah/yq from 4.44.6 to 4.45.1 ([#5342])
-- updated cosmrs and tendermint-rpc to their most recent versions ([#5339])
-- build(deps): bump ts-rs from 10.0.0 to 10.1.0 ([#5338])
-- build(deps): bump tempfile from 3.14.0 to 3.15.0 ([#5337])
-- build(deps): bump the patch-updates group with 8 updates ([#5336])
-- feature: introduce /load endpoint for self-reported quantised NymNode load ([#5326])
-- feature: `CancellationToken`-based shutdowns ([#5325])
-- Use expect in geodata test to give error message on failure ([#5314])
-- feature: periodically remove stale gateway messages ([#5312])
-- build(deps): bump the patch-updates group across 1 directory with 35 updates ([#5310])
-- Add dependabot assigns for the root cargo ecosystem ([#5297])
-- Move tun constants to network defaults ([#5286])
-- Include IPINFO_API_TOKEN in nightly CI ([#5285])
-- Nyx Chain Watcher ([#5274])
-- bugfix: remove unnecessary arguments for nym-api swagger endpoints ([#5272])
-- feature: nym topology revamp ([#5271])
-- Add windows to CI builds ([#5269])
-- http-api-client: deduplicate code ([#5267])
-- build(deps): bump http from 1.1.0 to 1.2.0 ([#5228])
-- NS API: add mixnet scraper ([#5200])
-- build(deps): bump criterion from 0.4.0 to 0.5.1 ([#4911])
-
-[#5417]: https://github.com/nymtech/nym/pull/5417
-[#5405]: https://github.com/nymtech/nym/pull/5405
-[#5404]: https://github.com/nymtech/nym/pull/5404
-[#5403]: https://github.com/nymtech/nym/pull/5403
-[#5397]: https://github.com/nymtech/nym/pull/5397
-[#5394]: https://github.com/nymtech/nym/pull/5394
-[#5390]: https://github.com/nymtech/nym/pull/5390
-[#5389]: https://github.com/nymtech/nym/pull/5389
-[#5388]: https://github.com/nymtech/nym/pull/5388
-[#5378]: https://github.com/nymtech/nym/pull/5378
-[#5376]: https://github.com/nymtech/nym/pull/5376
-[#5374]: https://github.com/nymtech/nym/pull/5374
-[#5361]: https://github.com/nymtech/nym/pull/5361
-[#5360]: https://github.com/nymtech/nym/pull/5360
-[#5358]: https://github.com/nymtech/nym/pull/5358
-[#5353]: https://github.com/nymtech/nym/pull/5353
-[#5347]: https://github.com/nymtech/nym/pull/5347
-[#5342]: https://github.com/nymtech/nym/pull/5342
-[#5339]: https://github.com/nymtech/nym/pull/5339
-[#5338]: https://github.com/nymtech/nym/pull/5338
-[#5337]: https://github.com/nymtech/nym/pull/5337
-[#5336]: https://github.com/nymtech/nym/pull/5336
-[#5326]: https://github.com/nymtech/nym/pull/5326
-[#5325]: https://github.com/nymtech/nym/pull/5325
-[#5314]: https://github.com/nymtech/nym/pull/5314
-[#5312]: https://github.com/nymtech/nym/pull/5312
-[#5310]: https://github.com/nymtech/nym/pull/5310
-[#5297]: https://github.com/nymtech/nym/pull/5297
-[#5286]: https://github.com/nymtech/nym/pull/5286
-[#5285]: https://github.com/nymtech/nym/pull/5285
-[#5274]: https://github.com/nymtech/nym/pull/5274
-[#5272]: https://github.com/nymtech/nym/pull/5272
-[#5271]: https://github.com/nymtech/nym/pull/5271
-[#5269]: https://github.com/nymtech/nym/pull/5269
-[#5267]: https://github.com/nymtech/nym/pull/5267
-[#5228]: https://github.com/nymtech/nym/pull/5228
-[#5200]: https://github.com/nymtech/nym/pull/5200
-[#4911]: https://github.com/nymtech/nym/pull/4911
-
-## [2025.1-reeses] (2025-01-15)
-
-- Feature, Future/legacy alert ([#5346])
-- chore: readjusted --mode behaviour to fix the regression ([#5331])
-- chore: apply 1.84 linter suggestions ([#5330])
-- bugfix: make sure refresh data key matches bond info ([#5329])
-- reduce log severity for number of packets being delayed ([#5321])
-- feat: warn users if node is run in exit mode only ([#5320])
-- Bugfix/contract version assignment ([#5318])
-- fixed client session histogram buckets ([#5316])
-- amend 250gb limit ([#5313])
-- feature: expand nym-node prometheus metrics ([#5298])
-- Cherry picked #5286 ([#5287])
-- Add close to credential storage ([#5283])
-- feature: wireguard metrics ([#5278])
-- Add PATCH support to nym-http-api-client ([#5260])
-- chore: removed legacy socks5 listener ([#5259])
-- bugfix: make sure to apply gateway score filtering when choosing initial node ([#5256])
-- Update TS bindings ([#5255])
-- Add conversion unit tests for auth msg ([#5251])
-- Add control messages to GatewayTransciver ([#5247])
-- Remove unneeded async function annotation ([#5246])
-- bugfix: make sure to update timestamp of last batch verification to prevent double redemption ([#5239])
-- Add FromStr impl for UserAgent ([#5236])
-- Extend swagger docs ([#5235])
-- TicketType derive Hash and Eq ([#5233])
-- Add fd callback to client core ([#5230])
-- Extend raw ws fd for gateway client ([#5218])
-- Shipping raw metrics to PG ([#5216])
-- Change sqlite journal mode to WAL ([#5213])
-- Derive serialize for UserAgent ([#5210])
-- Restore Location fields ([#5208])
-- better date serialization ([#5207])
-- Fix overflow ([#5204])
-- feature: hopefully final steps of the smoosh™️ ([#5201])
-- Fix overflow ([#5184])
-- NS API - Gateway stats scraping ([#5180])
-- introduced initial internal commands for nym-cli: ecash key and request generation ([#5174])
-- Move NS client to separate package under NS API ([#5171])
-- build(deps): bump micromatch from 4.0.4 to 4.0.8 in /testnet-faucet ([#4813])
-
-[#5346]: https://github.com/nymtech/nym/pull/5346
-[#5331]: https://github.com/nymtech/nym/pull/5331
-[#5330]: https://github.com/nymtech/nym/pull/5330
-[#5329]: https://github.com/nymtech/nym/pull/5329
-[#5321]: https://github.com/nymtech/nym/pull/5321
-[#5320]: https://github.com/nymtech/nym/pull/5320
-[#5318]: https://github.com/nymtech/nym/pull/5318
-[#5316]: https://github.com/nymtech/nym/pull/5316
-[#5313]: https://github.com/nymtech/nym/pull/5313
-[#5298]: https://github.com/nymtech/nym/pull/5298
-[#5287]: https://github.com/nymtech/nym/pull/5287
-[#5283]: https://github.com/nymtech/nym/pull/5283
-[#5278]: https://github.com/nymtech/nym/pull/5278
-[#5260]: https://github.com/nymtech/nym/pull/5260
-[#5259]: https://github.com/nymtech/nym/pull/5259
-[#5256]: https://github.com/nymtech/nym/pull/5256
-[#5255]: https://github.com/nymtech/nym/pull/5255
-[#5251]: https://github.com/nymtech/nym/pull/5251
-[#5247]: https://github.com/nymtech/nym/pull/5247
-[#5246]: https://github.com/nymtech/nym/pull/5246
-[#5239]: https://github.com/nymtech/nym/pull/5239
-[#5236]: https://github.com/nymtech/nym/pull/5236
-[#5235]: https://github.com/nymtech/nym/pull/5235
-[#5233]: https://github.com/nymtech/nym/pull/5233
-[#5230]: https://github.com/nymtech/nym/pull/5230
-[#5218]: https://github.com/nymtech/nym/pull/5218
-[#5216]: https://github.com/nymtech/nym/pull/5216
-[#5213]: https://github.com/nymtech/nym/pull/5213
-[#5210]: https://github.com/nymtech/nym/pull/5210
-[#5208]: https://github.com/nymtech/nym/pull/5208
-[#5207]: https://github.com/nymtech/nym/pull/5207
-[#5204]: https://github.com/nymtech/nym/pull/5204
-[#5201]: https://github.com/nymtech/nym/pull/5201
-[#5184]: https://github.com/nymtech/nym/pull/5184
-[#5180]: https://github.com/nymtech/nym/pull/5180
-[#5174]: https://github.com/nymtech/nym/pull/5174
-[#5171]: https://github.com/nymtech/nym/pull/5171
-[#4813]: https://github.com/nymtech/nym/pull/4813
-
-## [2024.14-crunch-patched] (2024-12-17)
-
-- Fixes an issue to allow previously registered clients to connect to latest nym-nodes
-- Fixes compatibility issues between nym-nodes and older clients
-
 ## [2024.14-crunch] (2024-12-11)
 
 - Merge/release/2024.14-crunch ([#5242])
 - bugfix: added explicit openapi servers to account for route prefixes ([#5237])
 - Further config score adjustments ([#5225])
-- feature: remove any filtering on node semver ([#5224])
+- feature: remve any filtering on node semver ([#5224])
 - Backport #5218 ([#5220])
 - Derive serialize for UserAgent (#5210) ([#5217])
 - dont consider legacy nodes for rewarded set selection ([#5215])
@@ -675,7 +188,7 @@ Post 1.0.0 release, the changelog format is based on [Keep a Changelog](https://
 - bugfix/feature: added NymApiClient method to get all skimmed nodes ([#5062])
 - Merge1/release/2024.13 magura ([#5061])
 - added hacky routes to return nymnodes alongside legacy nodes ([#5051])
-- bugfix: mark migrated gateways as rewarded in the previous epoch in case they're, their, there in the rewarded set ([#5049])
+- bugfix: mark migrated gateways as rewarded in the previous epoch in case theyre in the rewarded set ([#5049])
 - bugfix: adjust runtime storage migration ([#5047])
 - bugfix: supersede 'cb13be27f8f61d9ae74d924e85d2e6787895eb14' by using… ([#5046])
 - bugfix: restore default http port for nym-api ([#5045])
@@ -736,7 +249,7 @@ Post 1.0.0 release, the changelog format is based on [Keep a Changelog](https://
 - Fix broken build after merge ([#4937])
 - bugfix: correctly paginate through 'search_tx' endpoint ([#4936])
 - Add more conversions for responses of authenticator messages ([#4929])
-- Directory Services, Devices v2.1 ([#4903])
+- Directory Sevices v2.1 ([#4903])
 - Migrate Legacy Node (Frontend)  ([#4826])
 - Fix critical issues SI84 and SI85 from Cure53 ([#4758])
 
@@ -1120,7 +633,7 @@ Post 1.0.0 release, the changelog format is based on [Keep a Changelog](https://
 - Remove stale peers ([#4640])
 - Add generic wg private network routing ([#4636])
 - Feature/new node endpoints ([#4635])
-- standardised ContractBuildInformation and added it to all contracts ([#4631])
+- standarised ContractBuildInformation and added it to all contracts ([#4631])
 - validate nym-node public ips on startup ([#4630])
 - Bump defguard wg ([#4625])
 - Fix cargo warnings ([#4624])
@@ -1741,7 +1254,7 @@ Post 1.0.0 release, the changelog format is based on [Keep a Changelog](https://
 - clean-up nym-api startup arguments/flags to use clap 3 and its macro-derived arguments ([#2772])
 - renamed all references to validator_api to nym_api
 - renamed all references to nymd to nyxd ([#2696])
-- all-binaries: standardised argument names (note: old names should still be accepted) ([#2762]
+- all-binaries: standarised argument names (note: old names should still be accepted) ([#2762]
 
 ### Fixed
 
@@ -2246,7 +1759,7 @@ The release also include some additional work for distributed key generation in
 - Explorer UI tests missing data-testid [\#903](https://github.com/nymtech/nym/pull/903) ([tommyv1987](https://github.com/tommyv1987))
 - Fix up Nym-Wallet README.md [\#899](https://github.com/nymtech/nym/pull/899) ([tommyv1987](https://github.com/tommyv1987))
 - Feature/batch delegator rewarding [\#898](https://github.com/nymtech/nym/pull/898) ([jstuczyn](https://github.com/jstuczyn))
-- Bug map nodemap [\#897](https://github.com/nymtech/nym/pull/897) ([Aid19801](https://github.com/Aid19801))
+- Bug mapp nodemap [\#897](https://github.com/nymtech/nym/pull/897) ([Aid19801](https://github.com/Aid19801))
 - Bug fix/macos keyboard shortcuts [\#896](https://github.com/nymtech/nym/pull/896) ([fmtabbara](https://github.com/fmtabbara))
 - Add a Mobile Nav to the Network Explorer [\#895](https://github.com/nymtech/nym/pull/895) ([Aid19801](https://github.com/Aid19801))
 - Only use ts-rs in tests [\#894](https://github.com/nymtech/nym/pull/894) ([durch](https://github.com/durch))

Cargo.toml

@@ -32,8 +32,9 @@ members = [
     "common/client-libs/validator-client",
     "common/commands",
     "common/config",
+    "common/cosmwasm-smart-contracts/coconut-bandwidth-contract",
     "common/cosmwasm-smart-contracts/coconut-dkg",
-    "common/cosmwasm-smart-contracts/contracts-common", "common/cosmwasm-smart-contracts/easy_addr",
+    "common/cosmwasm-smart-contracts/contracts-common",
     "common/cosmwasm-smart-contracts/ecash-contract",
     "common/cosmwasm-smart-contracts/group-contract",
     "common/cosmwasm-smart-contracts/mixnet-contract",
@@ -47,12 +48,13 @@ members = [
     "common/credentials-interface",
     "common/crypto",
     "common/dkg",
+    "common/ecash-double-spending",
     "common/ecash-time",
     "common/execute",
     "common/exit-policy",
     "common/gateway-requests",
-    "common/gateway-stats-storage",
     "common/gateway-storage",
+    "common/gateway-stats-storage",
     "common/http-api-client",
     "common/http-api-common",
     "common/inclusion-probability",
@@ -65,6 +67,7 @@ members = [
     "common/nym-id",
     "common/nym-metrics",
     "common/nym_offline_compact_ecash",
+    "common/nymcoconut",
     "common/nymsphinx",
     "common/nymsphinx/acknowledgements",
     "common/nymsphinx/addressing",
@@ -90,34 +93,17 @@ members = [
     "common/topology",
     "common/tun",
     "common/types",
-    "common/verloc",
     "common/wasm/client-core",
     "common/wasm/storage",
     "common/wasm/utils",
     "common/wireguard",
     "common/wireguard-types",
     "documentation/autodoc",
-    # "explorer-api",
+    "explorer-api",
-    # "explorer-api/explorer-api-requests",
+    "explorer-api/explorer-api-requests",
-    # "explorer-api/explorer-client",
+    "explorer-api/explorer-client",
     "gateway",
     "integrations/bity",
-    "nym-api",
-    "nym-api/nym-api-requests",
-    "nym-browser-extension/storage",
-    "nym-credential-proxy/nym-credential-proxy",
-    "nym-credential-proxy/nym-credential-proxy-requests",
-    "nym-credential-proxy/vpn-api-lib-wasm",
-    "nym-network-monitor",
-    "nym-node",
-    "nym-node-status-api/nym-node-status-agent",
-    "nym-node-status-api/nym-node-status-api",
-    "nym-node-status-api/nym-node-status-client",
-    "nym-node/nym-node-metrics",
-    "nym-node/nym-node-requests",
-    "nym-outfox",
-    "nym-validator-rewarder",
-    "nyx-chain-watcher",
     "sdk/ffi/cpp",
     "sdk/ffi/go",
     "sdk/ffi/shared",
@@ -126,17 +112,27 @@ members = [
     "service-providers/common",
     "service-providers/ip-packet-router",
     "service-providers/network-requester",
-    "tools/echo-server",
+    "nym-api",
-    "tools/echo-server",
+    "nym-api/nym-api-requests",
-    "tools/internal/contract-state-importer/importer-cli",
+    "nym-browser-extension/storage",
-    "tools/internal/contract-state-importer/importer-contract",
+    "nym-credential-proxy/nym-credential-proxy",
-    "tools/internal/mixnet-connectivity-check",
+    "nym-credential-proxy/nym-credential-proxy-requests",
-    # "tools/internal/sdk-version-bump",
+    "nym-credential-proxy/vpn-api-lib-wasm",
+    "nym-network-monitor",
+    "nyx-chain-watcher",
+    "nym-node",
+    "nym-node/nym-node-requests",
+    "nym-node/nym-node-metrics",
+    "nym-node-status-api/nym-node-status-agent",
+    "nym-node-status-api/nym-node-status-api",
+    "nym-node-status-api/nym-node-status-client",
+    "nym-outfox",
+    "nym-validator-rewarder",
+    # "tools/echo-server",
     "tools/internal/ssl-inject",
-    "tools/internal/testnet-manager",
+    # "tools/internal/sdk-version-bump",
     "tools/internal/testnet-manager",
     "tools/internal/testnet-manager/dkg-bypass-contract",
-    "tools/internal/testnet-manager/dkg-bypass-contract", "tools/internal/validator-status-check",
     "tools/nym-cli",
     "tools/nym-id-cli",
     "tools/nym-nr-query",
@@ -147,11 +143,19 @@ members = [
     "wasm/mix-fetch",
     "wasm/node-tester",
     "wasm/zknym-lib",
+    "tools/echo-server",
+    "tools/internal/contract-state-importer/importer-cli",
+    "tools/internal/contract-state-importer/importer-contract",
+    "tools/internal/testnet-manager",
+    "tools/internal/testnet-manager/dkg-bypass-contract",
+    "common/verloc",
+    "tools/internal/mixnet-connectivity-check", "tools/internal/mixnet-check-all-gateways",
 ]
 
 default-members = [
     "clients/native",
     "clients/socks5",
+    "explorer-api",
     "nym-api",
     "nym-credential-proxy/nym-credential-proxy",
     "nym-node",
@@ -169,6 +173,7 @@ exclude = [
     "explorer",
     "contracts",
     "nym-wallet",
+    "nym-vpn/ui/src-tauri",
     "cpu-cycles",
 ]
 
@@ -184,49 +189,45 @@ readme = "README.md"
 
 [workspace.dependencies]
 addr = "0.15.6"
-aead = "0.5.2"
 aes = "0.8.1"
 aes-gcm = "0.10.1"
 aes-gcm-siv = "0.11.1"
-ammonia = "4"
+aead = "0.5.2"
-anyhow = "1.0.97"
+anyhow = "1.0.90"
-arc-swap = "1.7.1"
 argon2 = "0.5.0"
-async-trait = "0.1.88"
+async-trait = "0.1.83"
-axum = "0.7.5"
 axum-client-ip = "0.6.1"
+axum = "0.7.5"
 axum-extra = "0.9.4"
-axum-test = "16.2.0"
 base64 = "0.22.1"
-base85rs = "0.1.3"
 bincode = "1.3.3"
 bip39 = { version = "2.0.0", features = ["zeroize"] }
 bit-vec = "0.7.0"                                     # can we unify those?
 bitvec = "1.0.0"
-blake3 = "1.6.1"
+blake3 = "1.5.4"
 bloomfilter = "1.0.14"
 bs58 = "0.5.1"
 bytecodec = "0.4.15"
-bytes = "1.10.1"
+bytes = "1.7.2"
 cargo_metadata = "0.18.1"
-celes = "2.6.0"
+celes = "2.4.0"
 cfg-if = "1.0.0"
 chacha20 = "0.9.0"
 chacha20poly1305 = "0.10.1"
-chrono = "0.4.40"
+chrono = "0.4.31"
 cipher = "0.4.3"
-clap = "4.5.32"
+clap = "4.5.20"
 clap_complete = "4.5"
 clap_complete_fig = "4.5"
-colored = "2.2"
+colored = "2.0"
-comfy-table = "7.1.4"
+comfy-table = "7.1.1"
-console = "0.15.11"
+console = "0.15.8"
 console-subscriber = "0.1.1"
 console_error_panic_hook = "0.1"
 const-str = "0.5.6"
-const_format = "0.2.34"
+const_format = "0.2.33"
-criterion = "0.5"
+criterion = "0.4"
-csv = "1.3.1"
+csv = "1.3.0"
 ctr = "0.9.1"
 cupid = "0.6.1"
 curve25519-dalek = "4.1"
@@ -239,60 +240,58 @@ doc-comment = "0.3"
 dotenvy = "0.15.6"
 ecdsa = "0.16"
 ed25519-dalek = "2.1"
-encoding_rs = "0.8.35"
-env_logger = "0.11.7"
-envy = "0.4"
 etherparse = "0.13.0"
+envy = "0.4"
 eyre = "0.6.9"
 fastrand = "2.1.1"
-flate2 = "1.1.0"
+flate2 = "1.0.34"
-futures = "0.3.31"
+futures = "0.3.28"
 futures-util = "0.3"
 generic-array = "0.14.7"
 getrandom = "0.2.10"
-getset = "0.1.5"
+getset = "0.1.3"
 handlebars = "3.5.5"
 headers = "0.4.0"
 hex = "0.4.3"
 hex-literal = "0.3.3"
-hickory-resolver = "0.24.4"
 hkdf = "0.12.3"
 hmac = "0.12.1"
 http = "1"
 http-body-util = "0.1"
 httpcodec = "0.2.3"
-human-repr = "1.1.0"
+humantime = "2.1.0"
-humantime = "2.2.0"
 humantime-serde = "1.1.1"
-hyper = "1.6.0"
+human-repr = "1.1.0"
+hyper = "1.4.1"
 hyper-util = "0.1"
-indicatif = "0.17.11"
+indicatif = "0.17.8"
 inquire = "0.6.2"
 ip_network = "0.4.1"
 ipnetwork = "0.20"
 isocountry = "0.3.2"
-itertools = "0.14.0"
+itertools = "0.13.0"
 k256 = "0.13"
 lazy_static = "1.5.0"
 ledger-transport = "0.10.0"
 ledger-transport-hid = "0.10.0"
 log = "0.4"
 maxminddb = "0.23.0"
+rs_merkle = "1.4.2"
 mime = "0.3.17"
 moka = { version = "0.12", features = ["future"] }
 nix = "0.27.1"
 notify = "5.1.0"
 okapi = "0.7.0"
-once_cell = "1.21.1"
+once_cell = "1.20.2"
 opentelemetry = "0.19.0"
 opentelemetry-jaeger = "0.18.0"
 parking_lot = "0.12.3"
 pem = "0.8"
 petgraph = "0.6.5"
 pin-project = "1.1"
-pin-project-lite = "0.2.16"
+pin-project-lite = "0.2.14"
 pretty_env_logger = "0.4.0"
-publicsuffix = "2.3.0"
+publicsuffix = "2.2.3"
 quote = "1"
 rand = "0.8.5"
 rand_chacha = "0.3"
@@ -306,61 +305,57 @@ reqwest = { version = "0.12.4", default-features = false }
 rocket = "0.5.0"
 rocket_cors = "0.6.0"
 rocket_okapi = "0.8.0"
-rs_merkle = "1.5.0"
 safer-ffi = "0.1.13"
-schemars = "0.8.22"
+schemars = "0.8.21"
-semver = "1.0.26"
+semver = "1.0.23"
-serde = "1.0.219"
+serde = "1.0.211"
-serde_bytes = "0.11.17"
+serde_bytes = "0.11.15"
 serde_derive = "1.0"
-serde_json = "1.0.140"
+serde_json = "1.0.132"
-serde_json_path = "0.7.2"
+serde_json_path = "0.7.1"
 serde_repr = "0.1"
 serde_with = "3.9.0"
 serde_yaml = "0.9.25"
 sha2 = "0.10.8"
 si-scale = "0.2.3"
-sphinx-packet = "=0.3.2"
+sphinx-packet = "0.1.1"
 sqlx = "0.7.4"
 strum = "0.26"
 strum_macros = "0.26"
 subtle-encoding = "0.5"
 syn = "1"
-sysinfo = "0.33.0"
+sysinfo = "0.30.13"
 tap = "1.0.1"
-tar = "0.4.44"
+tar = "0.4.42"
-tempfile = "3.19"
+tempfile = "3.14"
-thiserror = "2.0"
+thiserror = "1.0.64"
-time = "0.3.39"
+time = "0.3.30"
-tokio = "1.44"
+tokio = "1.39"
-tokio-postgres = "0.7"
+tokio-stream = "0.1.16"
-tokio-stream = "0.1.17"
 tokio-test = "0.4.4"
 tokio-tun = "0.11.5"
 tokio-tungstenite = { version = "0.20.1" }
-tokio-util = "0.7.14"
+tokio-util = "0.7.12"
-toml = "0.8.20"
+toml = "0.8.14"
-tower = "0.5.2"
+tower = "0.4.13"
 tower-http = "0.5.2"
-tracing = "0.1.41"
+tracing = "0.1.37"
-tracing-log = "0.2"
 tracing-opentelemetry = "0.19.0"
-tracing-subscriber = "0.3.19"
+tracing-subscriber = "0.3.16"
 tracing-tree = "0.2.2"
-ts-rs = "10.1.0"
+tracing-log = "0.2"
+ts-rs = "10.0.0"
 tungstenite = { version = "0.20.1", default-features = false }
-uniffi = "0.29.0"
-uniffi_build = "0.29.0"
 url = "2.5"
 utoipa = "5.2"
-utoipa-swagger-ui = "8.1"
+utoipa-swagger-ui = "8.0"
 utoipauto = "0.2"
 uuid = "*"
 vergen = { version = "=8.3.1", default-features = false }
 walkdir = "2"
-wasm-bindgen-test = "0.3.49"
+wasm-bindgen-test = "0.3.43"
 x25519-dalek = "2.0.0"
-zeroize = "1.7.0"
+zeroize = "1.6.0"
 
 prometheus = { version = "0.13.0" }
 
@@ -368,46 +363,52 @@ prometheus = { version = "0.13.0" }
 # unfortunately until https://github.com/zkcrypto/bls12_381/issues/10 is resolved, we have to rely on the fork
 # as we need to be able to serialize Gt so that we could create the lookup table for baby-step-giant-step algorithm
 # plus to make our live easier we need serde support from https://github.com/zkcrypto/bls12_381/pull/125
-bls12_381 = { git = "https://github.com/jstuczyn/bls12_381", default-features = false, branch = "temp/experimental-serdect-updated" }
+bls12_381 = { git = "https://github.com/jstuczyn/bls12_381", default-features = false, branch = "temp/experimental-serdect" }
 group = { version = "0.13.0", default-features = false }
-ff = { version = "0.13.1", default-features = false }
+ff = { version = "0.13.0", default-features = false }
 subtle = "2.5.0"
 
 # cosmwasm-related
-cosmwasm-schema = "=2.2.2"
+cosmwasm-schema = "=1.4.3"
-cosmwasm-std = "=2.2.2"
+cosmwasm-std = "=1.4.3"
-# use 1.0.1 as that's the version used by cosmwasm-std 2.2.1
+# use 0.5.0 as that's the version used by cosmwasm-std 1.4.3
 # (and ideally we don't want to pull the same dependency twice)
-serde-json-wasm = "=1.0.1"
+serde-json-wasm = "=0.5.0"
+cosmwasm-storage = "=1.4.3"
 # same version as used by cosmwasm
-cw-utils = "=2.0.0"
+cw-utils = "=1.0.1"
-cw-storage-plus = "=2.0.0"
+cw-storage-plus = "=1.2.0"
-cw2 = { version = "=2.0.0" }
+cw2 = { version = "=1.1.2" }
-cw3 = { version = "=2.0.0" }
+cw3 = { version = "=1.1.2" }
-cw4 = { version = "=2.0.0" }
+cw4 = { version = "=1.1.2" }
-cw-controllers = { version = "=2.0.0" }
+cw-controllers = { version = "=1.1.0" }
 
 # cosmrs-related
-bip32 = { version = "0.5.3", default-features = false }
+bip32 = { version = "0.5.2", default-features = false }
 
-
+# temporarily using a fork again (yay.) because we need staking and slashing support (which are already on main but not released)
-cosmrs = { version = "0.21.1" }
+# plus response message parsing (which is, as of the time of writing this message, waiting to get merged)
-tendermint = "0.40.0"
+#cosmrs = { path = "../cosmos-rust-fork/cosmos-rust/cosmrs" }
-tendermint-rpc = "0.40.0"
+cosmrs = { git = "https://github.com/cosmos/cosmos-rust", rev = "4b1332e6d8258ac845cef71589c8d362a669675a" } # unfortuntely we need a fork by yours truly to get the staking support
-prost = { version = "0.13", default-features = false }
+tendermint = "0.37.0"                                                                                        # same version as used by cosmrs
+tendermint-rpc = "0.37.0"                                                                                    # same version as used by cosmrs
+prost = { version = "0.12", default-features = false }
 
 # wasm-related dependencies
 gloo-utils = "0.2.0"
-gloo-net = "0.6.0"
+gloo-net = "0.5.0"
 
-indexed_db_futures = "0.6.1"
+# use a separate branch due to feature unification failures
-js-sys = "0.3.76"
+# this is blocked until the upstream removes outdates `wasm_bindgen` feature usage
+# indexed_db_futures = "0.4.1"
+indexed_db_futures = { git = "https://github.com/TiemenSch/rust-indexed-db", branch = "update-uuid" }
+js-sys = "0.3.70"
 serde-wasm-bindgen = "0.6.5"
 tsify = "0.4.5"
 wasm-bindgen = "0.2.99"
-wasm-bindgen-futures = "0.4.49"
+wasm-bindgen-futures = "0.4.45"
-wasmtimer = "0.4.1"
+wasmtimer = "0.2.0"
-web-sys = "0.3.76"
+web-sys = "0.3.72"
 
 # Profile settings for individual crates
 
@@ -435,13 +436,3 @@ opt-level = 'z'
 [profile.release.package.mix-fetch-wasm]
 # lto = true
 opt-level = 'z'
-
-[workspace.lints.clippy]
-unwrap_used = "deny"
-expect_used = "deny"
-todo = "deny"
-dbg_macro = "deny"
-exit = "deny"
-panic = "deny"
-unimplemented = "deny"
-unreachable = "deny"

Makefile

@@ -133,22 +133,17 @@ clippy: sdk-wasm-lint
 # Build contracts ready for deploy
 # -----------------------------------------------------------------------------
 
-CONTRACTS=vesting_contract mixnet_contract nym_ecash cw3_flex_multisig cw4_group nym_coconut_dkg
+CONTRACTS=vesting_contract mixnet_contract nym_ecash
 CONTRACTS_WASM=$(addsuffix .wasm, $(CONTRACTS))
 CONTRACTS_OUT_DIR=contracts/target/wasm32-unknown-unknown/release
 
-contracts: build-release-contracts wasm-opt-contracts cosmwasm-check-contracts
+contracts: build-release-contracts wasm-opt-contracts
 
 wasm-opt-contracts:
 	for contract in $(CONTRACTS_WASM); do \
 	  wasm-opt --signext-lowering -Os $(CONTRACTS_OUT_DIR)/$$contract -o $(CONTRACTS_OUT_DIR)/$$contract; \
 	done
 
-cosmwasm-check-contracts:
-	for contract in $(CONTRACTS_WASM); do \
-	  cosmwasm-check $(CONTRACTS_OUT_DIR)/$$contract; \
-	done
-
 # Consider adding 's' to make plural consistent (beware: used in github workflow)
 contract-schema:
 	$(MAKE) -C contracts schema
@@ -157,9 +152,18 @@ contract-schema:
 # Convenience targets for crates that are already part of the main workspace
 # -----------------------------------------------------------------------------
 
+build-explorer-api:
+	cargo build -p explorer-api
+
 build-nym-cli:
 	cargo build -p nym-cli --release
 
+build-nym-gateway:
+	cargo build -p nym-gateway --release
+
+build-nym-mixnode:
+	cargo build -p nym-mixnode --release
+
 # -----------------------------------------------------------------------------
 # Misc
 # -----------------------------------------------------------------------------
@@ -172,7 +176,13 @@ run-api-tests:
 	cd nym-api/tests/functional_test && yarn test:qa
 
 # Build debian package, and update PPA
+deb-mixnode: build-nym-mixnode
+	cargo deb -p nym-mixnode 
+
+deb-gateway: build-nym-gateway
+	cargo deb -p nym-gateway
+
 deb-cli: build-nym-cli
 	cargo deb -p nym-cli
 
-deb: deb-cli
+deb: deb-mixnode deb-gateway deb-cli

README.md

@@ -13,8 +13,8 @@ The platform is composed of multiple Rust crates. Top-level executable binary cr
 * `nym-client` - an executable which you can build into your own applications. Use it for interacting with Nym nodes.
 * `nym-socks5-client` - a Socks5 proxy you can run on your machine and use with existing applications.
 * `nym-explorer` - a (projected) block explorer and (existing) mixnet viewer.
-* `nym-wallet` - a desktop wallet implemented using the [Tauri](https://tauri.app)) framework.
+* `nym-wallet` - a desktop wallet implemented using the [Tauri](https://tauri.studio/en/docs/about/intro) framework.
-* `nym-cli` - a tool for interacting with the network from the CLI.
+* `nym-cli` - a tool for interacting with the network from the CLI. 
 <!-- coming soon
 * `nym-network-monitor` - sends packets through the full system to check that they are working as expected, and stores node uptime histories as the basis of a rewards system ("mixmining" or "proof-of-mixing").
 -->
@@ -42,10 +42,10 @@ client ───► Gateway ──┘  mix  │  mix  ┌─►mix ───►
 
 References for developers:
 
-* [Dev Docs](https://nym.com/docs/developers)
+* [Dev Docs](https://nymtech.net/docs/developers)
-* [SDKs](https://nym.com/docs/developers/rust)
+* [SDKs](https://nymtech.net/docs/developers/rust)
-* [Network Docs](https://nym.com/docs/network)
+* [Network Docs](https://nymtech.net/docs/network)
-* [Release Cycle - git flow](https://nym.com/docs/operators/release-cycle)
+* [Release Cycle - git flow](https://nymtech.net/docs/operators/release-cycle)
 
 ### Developer chat
 
@@ -66,14 +66,4 @@ As a general approach, licensing is as follows this pattern:
 - libraries and components are Apache 2.0 or MIT
 - documentation is Apache 2.0 or CC0-1.0
 
-Nym Node Operators and Validators Terms and Conditions can be found [here](https://nym.com/operators-validators-terms).
+Nym Node Operators and Validators Temrs and Conditions can be found [here](https://nymtech.net/terms-and-conditions/operators/v1.0.0).
-
-## Getting Started
-
-```bash
-yarn install
-```
-
-```bash
-yarn build
-```

clients/native/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "nym-client"
-version = "1.1.52"
+version = "1.1.45"
 authors = ["Dave Hrycyszyn <futurechimp@users.noreply.github.com>", "Jędrzej Stuczyński <andrew@nymtech.net>"]
 description = "Implementation of the Nym Client"
 edition = "2021"

clients/native/src/client/config/mod.rs

@@ -56,7 +56,7 @@ pub fn default_data_directory<P: AsRef<Path>>(id: P) -> PathBuf {
         .join(DEFAULT_DATA_DIR)
 }
 
-#[derive(Debug, Deserialize, PartialEq, Serialize, Clone)]
+#[derive(Debug, Deserialize, PartialEq, Serialize)]
 pub struct Config {
     #[serde(flatten)]
     pub base: BaseClientConfig,
@@ -94,10 +94,6 @@ impl CliClientConfig for Config {
 }
 
 impl Config {
-    pub fn base(&self) -> BaseClientConfig {
-        self.base.clone()
-    }
-
     pub fn new<S: AsRef<str>>(id: S) -> Self {
         Config {
             base: BaseClientConfig::new(id.as_ref(), env!("CARGO_PKG_VERSION")),
@@ -213,7 +209,7 @@ impl SocketType {
     }
 }
 
-#[derive(Debug, Deserialize, PartialEq, Eq, Serialize, Clone)]
+#[derive(Debug, Deserialize, PartialEq, Eq, Serialize)]
 #[serde(default, deny_unknown_fields)]
 pub struct Socket {
     pub socket_type: SocketType,

clients/native/src/client/config/template.rs

@@ -107,8 +107,5 @@ enabled = {{ debug.stats_reporting.enabled }}
 provider_address = '{{ debug.stats_reporting.provider_address }}'
 reporting_interval = '{{ debug.stats_reporting.reporting_interval }}'
 
-[debug.forget_me]
-client = {{ debug.forget_me.client }}
-stats = {{ debug.forget_me.stats }}
 
 "#;

clients/native/src/client/mod.rs

@@ -20,7 +20,7 @@ pub use nym_sphinx::addressing::clients::Recipient;
 
 pub mod config;
 
-type NativeClientBuilder = BaseClientBuilder<QueryHttpRpcNyxdClient, OnDiskPersistent>;
+type NativeClientBuilder<'a> = BaseClientBuilder<'a, QueryHttpRpcNyxdClient, OnDiskPersistent>;
 
 pub struct SocketClient {
     /// Client configuration options, including, among other things, packet sending rates,
@@ -32,10 +32,6 @@ pub struct SocketClient {
 }
 
 impl SocketClient {
-    pub fn config(&self) -> Config {
-        self.config.clone()
-    }
-
     pub fn new(config: Config, custom_mixnet: Option<PathBuf>) -> Self {
         SocketClient {
             config,
@@ -49,7 +45,7 @@ impl SocketClient {
         client_output: ClientOutput,
         client_state: ClientState,
         self_address: &Recipient,
-        task_client: nym_task::TaskClient,
+        shutdown: nym_task::TaskClient,
         packet_type: PacketType,
     ) {
         info!("Starting websocket listener...");
@@ -77,15 +73,10 @@ impl SocketClient {
             shared_lane_queue_lengths,
             reply_controller_sender,
             Some(packet_type),
-            task_client.fork("websocket_handler"),
         );
 
-        websocket::Listener::new(
+        websocket::Listener::new(config.socket.host, config.socket.listening_port)
-            config.socket.host,
+            .start(websocket_handler, shutdown);
-            config.socket.listening_port,
-            task_client.with_suffix("websocket_listener"),
-        )
-        .start(websocket_handler);
     }
 
     /// blocking version of `start_socket` method. Will run forever (or until SIGINT is sent)
@@ -117,9 +108,8 @@ impl SocketClient {
         let storage = self.initialise_storage().await?;
         let user_agent = nym_bin_common::bin_info!().into();
 
-        let mut base_client =
+        let mut base_client = BaseClientBuilder::new(&self.config.base, storage, dkg_query_client)
-            BaseClientBuilder::new(self.config().base(), storage, dkg_query_client)
+            .with_user_agent(user_agent);
-                .with_user_agent(user_agent);
 
         if let Some(custom_mixnet) = &self.custom_mixnet {
             base_client = base_client.with_stored_topology(custom_mixnet)?;

clients/native/src/commands/init.rs

@@ -82,7 +82,6 @@ impl From<Init> for OverrideConfig {
             nyxd_urls: init_config.common_args.nyxd_urls,
             enabled_credentials_mode: init_config.common_args.enabled_credentials_mode,
             stats_reporting_address: init_config.common_args.stats_reporting_address,
-            forget_me: init_config.common_args.forget_me.into(),
         }
     }
 }

clients/native/src/commands/mod.rs

@@ -16,7 +16,6 @@ use nym_bin_common::completions::{fig_generate, ArgShell};
 use nym_client::client::Recipient;
 use nym_client_core::cli_helpers::CliClient;
 use nym_client_core::client::base_client::storage::migration_helpers::v1_1_33;
-use nym_client_core::config::ForgetMe;
 use nym_config::OptionalSet;
 use std::error::Error;
 use std::net::IpAddr;
@@ -107,7 +106,6 @@ pub(crate) struct OverrideConfig {
     nyxd_urls: Option<Vec<url::Url>>,
     enabled_credentials_mode: Option<bool>,
     stats_reporting_address: Option<Recipient>,
-    forget_me: ForgetMe,
 }
 
 pub(crate) async fn execute(args: Cli) -> Result<(), Box<dyn Error + Send + Sync>> {
@@ -135,7 +133,6 @@ pub(crate) fn override_config(config: Config, args: OverrideConfig) -> Config {
             args.fastmode,
         )
         .with_base(BaseClientConfig::with_disabled_cover_traffic, args.no_cover)
-        .with_base(BaseClientConfig::with_forget_me, args.forget_me)
         .with_optional(Config::with_port, args.port)
         .with_optional(Config::with_host, args.host)
         .with_optional_custom_env_ext(

clients/native/src/commands/run.rs

@@ -41,7 +41,6 @@ impl From<Run> for OverrideConfig {
             nyxd_urls: run_config.common_args.nyxd_urls,
             enabled_credentials_mode: run_config.common_args.enabled_credentials_mode,
             stats_reporting_address: run_config.common_args.stats_reporting_address,
-            forget_me: run_config.common_args.forget_me.into(),
         }
     }
 }

clients/native/src/websocket/handler.rs

@@ -19,7 +19,6 @@ use nym_sphinx::receiver::ReconstructedMessage;
 use nym_task::connections::{
     ConnectionCommand, ConnectionCommandSender, ConnectionId, LaneQueueLengths, TransmissionLane,
 };
-use nym_task::TaskClient;
 use std::time::Duration;
 use tokio::net::TcpStream;
 use tokio::time::Instant;
@@ -44,11 +43,9 @@ pub(crate) struct HandlerBuilder {
     lane_queue_lengths: LaneQueueLengths,
     reply_controller_sender: ReplyControllerSender,
     packet_type: Option<PacketType>,
-    task_client: TaskClient,
 }
 
 impl HandlerBuilder {
-    #[allow(clippy::too_many_arguments)]
     pub(crate) fn new(
         msg_input: InputMessageSender,
         client_connection_tx: ConnectionCommandSender,
@@ -57,7 +54,6 @@ impl HandlerBuilder {
         lane_queue_lengths: LaneQueueLengths,
         reply_controller_sender: ReplyControllerSender,
         packet_type: Option<PacketType>,
-        task_client: TaskClient,
     ) -> Self {
         Self {
             msg_input,
@@ -67,14 +63,11 @@ impl HandlerBuilder {
             lane_queue_lengths,
             reply_controller_sender,
             packet_type,
-            task_client,
         }
     }
 
     // TODO: make sure we only ever have one active handler
     pub fn create_active_handler(&self) -> Handler {
-        let mut task_client = self.task_client.fork("active_handler");
-        task_client.disarm();
         Handler {
             msg_input: self.msg_input.clone(),
             client_connection_tx: self.client_connection_tx.clone(),
@@ -85,7 +78,6 @@ impl HandlerBuilder {
             lane_queue_lengths: self.lane_queue_lengths.clone(),
             reply_controller_sender: self.reply_controller_sender.clone(),
             packet_type: self.packet_type,
-            task_client,
         }
     }
 }
@@ -100,18 +92,16 @@ pub(crate) struct Handler {
     lane_queue_lengths: LaneQueueLengths,
     reply_controller_sender: ReplyControllerSender,
     packet_type: Option<PacketType>,
-    task_client: TaskClient,
 }
 
 impl Drop for Handler {
     fn drop(&mut self) {
-        if let Err(err) = self
+        if self
             .buffer_requester
             .unbounded_send(ReceivedBufferMessage::ReceiverDisconnect)
+            .is_err()
         {
-            if !self.task_client.is_shutdown_poll() {
+            error!("we failed to disconnect the receiver from the buffer! presumably the shutdown procedure has been initiated!")
-                error!("failed to disconnect the receiver from the buffer: {err}");
-            }
         }
     }
 }
@@ -135,23 +125,10 @@ impl Handler {
         };
 
         // get the number of pending replies waiting for reply surbs
-        let reply_queue_length = match self
+        let reply_queue_length = self
             .reply_controller_sender
             .get_lane_queue_length(connection_id)
-            .await
+            .await;
-        {
-            Ok(length) => length,
-            Err(err) => {
-                if !self.task_client.is_shutdown_poll() {
-                    error!(
-                        "Failed to get reply queue length for connection {connection_id}: {err}"
-                    );
-                }
-                // We're just going to assume that the queue is empty, and I think that's okay
-                // during shutdown.
-                0
-            }
-        };
 
         let queue_length = base_length + reply_queue_length;
 
@@ -191,11 +168,10 @@ impl Handler {
 
         // the ack control is now responsible for chunking, etc.
         let input_msg = InputMessage::new_regular(recipient, message, lane, self.packet_type);
-        if let Err(err) = self.msg_input.send(input_msg).await {
+        self.msg_input
-            if !self.task_client.is_shutdown_poll() {
+            .send(input_msg)
-                error!("Failed to send message to the input buffer: {err}");
+            .await
-            }
+            .expect("InputMessageReceiver has stopped receiving!");
-        }
 
         // Only reply back with a `LaneQueueLength` if the sender providided a connection id
         let TransmissionLane::ConnectionId(connection_id) = lane else {
@@ -224,11 +200,10 @@ impl Handler {
 
         let input_msg =
             InputMessage::new_anonymous(recipient, message, reply_surbs, lane, self.packet_type);
-        if let Err(err) = self.msg_input.send(input_msg).await {
+        self.msg_input
-            if !self.task_client.is_shutdown_poll() {
+            .send(input_msg)
-                error!("Failed to send anonymous message to the input buffer: {err}");
+            .await
-            }
+            .expect("InputMessageReceiver has stopped receiving!");
-        }
 
         // Only reply back with a `LaneQueueLength` if the sender providided a connection id
         let TransmissionLane::ConnectionId(connection_id) = lane else {
@@ -252,11 +227,10 @@ impl Handler {
         });
 
         let input_msg = InputMessage::new_reply(recipient_tag, message, lane, self.packet_type);
-        if let Err(err) = self.msg_input.send(input_msg).await {
+        self.msg_input
-            if !self.task_client.is_shutdown_poll() {
+            .send(input_msg)
-                error!("Failed to send reply message to the input buffer: {err}");
+            .await
-            }
+            .expect("InputMessageReceiver has stopped receiving!");
-        }
 
         // Only reply back with a `LaneQueueLength` if the sender providided a connection id
         let TransmissionLane::ConnectionId(connection_id) = lane else {
@@ -271,14 +245,9 @@ impl Handler {
     }
 
     fn handle_closed_connection(&self, connection_id: u64) -> Option<ServerResponse> {
-        if let Err(err) = self
+        self.client_connection_tx
-            .client_connection_tx
             .unbounded_send(ConnectionCommand::Close(connection_id))
-        {
+            .unwrap();
-            if !self.task_client.is_shutdown_poll() {
-                error!("Failed to send close connection command: {err}");
-            }
-        }
         None
     }
 
@@ -393,10 +362,11 @@ impl Handler {
         }
     }
 
-    async fn listen_for_requests(&mut self, mut msg_receiver: ReconstructedMessagesReceiver) {
+    async fn listen_for_requests(
-        let mut task_client = self.task_client.fork("select");
+        &mut self,
-        task_client.disarm();
+        mut msg_receiver: ReconstructedMessagesReceiver,
-
+        mut task_client: nym_task::TaskClient,
+    ) {
         while !task_client.is_shutdown() {
             tokio::select! {
                 // we can either get a client request from the websocket
@@ -445,7 +415,15 @@ impl Handler {
     }
 
     // consume self to make sure `drop` is called after this is done
-    pub(crate) async fn handle_connection(mut self, socket: TcpStream) {
+    pub(crate) async fn handle_connection(
+        mut self,
+        socket: TcpStream,
+        mut task_client: nym_task::TaskClient,
+    ) {
+        // We don't want a crash in the connection handler to trigger a shutdown of the whole
+        // process.
+        task_client.disarm();
+
         let ws_stream = match accept_async(socket).await {
             Ok(ws_stream) => ws_stream,
             Err(err) => {
@@ -458,18 +436,14 @@ impl Handler {
         let (reconstructed_sender, reconstructed_receiver) = mpsc::unbounded();
 
         // tell the buffer to start sending stuff to us
-        if let Err(err) =
+        self.buffer_requester
-            self.buffer_requester
+            .unbounded_send(ReceivedBufferMessage::ReceiverAnnounce(
-                .unbounded_send(ReceivedBufferMessage::ReceiverAnnounce(
+                reconstructed_sender,
-                    reconstructed_sender,
+            ))
-                ))
+            .expect("the buffer request failed!");
-        {
-            if !self.task_client.is_shutdown_poll() {
-                error!("failed to announce the receiver to the buffer: {err}");
-            }
-        }
 
-        self.listen_for_requests(reconstructed_receiver).await;
+        self.listen_for_requests(reconstructed_receiver, task_client)
+            .await;
     }
 }
 

clients/native/src/websocket/listener.rs

@@ -3,7 +3,6 @@
 
 use super::handler::HandlerBuilder;
 use log::*;
-use nym_task::TaskClient;
 use std::net::IpAddr;
 use std::{net::SocketAddr, process, sync::Arc};
 use tokio::io::AsyncWriteExt;
@@ -23,19 +22,21 @@ impl State {
 pub(crate) struct Listener {
     address: SocketAddr,
     state: State,
-    task_client: TaskClient,
 }
 
 impl Listener {
-    pub(crate) fn new(host: IpAddr, port: u16, task_client: TaskClient) -> Self {
+    pub(crate) fn new(host: IpAddr, port: u16) -> Self {
         Listener {
             address: SocketAddr::new(host, port),
             state: State::AwaitingConnection,
-            task_client,
         }
     }
 
-    pub(crate) async fn run(&mut self, handler: HandlerBuilder) {
+    pub(crate) async fn run(
+        &mut self,
+        handler: HandlerBuilder,
+        mut task_client: nym_task::TaskClient,
+    ) {
         let tcp_listener = match tokio::net::TcpListener::bind(self.address).await {
             Ok(listener) => listener,
             Err(err) => {
@@ -46,11 +47,11 @@ impl Listener {
 
         let notify = Arc::new(Notify::new());
 
-        while !self.task_client.is_shutdown() {
+        loop {
             tokio::select! {
                 // When the handler finishes we check if shutdown is signalled
                 _ = notify.notified() => {
-                    if self.task_client.is_shutdown() {
+                    if task_client.is_shutdown() {
                         log::trace!("Websocket listener: detected shutdown after connection closed");
                         break;
                     }
@@ -59,7 +60,7 @@ impl Listener {
                 }
                 // ... but when there is no connected client at the time of shutdown being
                 // signalled, we handle it here.
-                _ = self.task_client.recv() => {
+                _ = task_client.recv() => {
                     if !self.state.is_connected() {
                         log::trace!("Not connected: shutting down");
                         break;
@@ -87,8 +88,9 @@ impl Listener {
                                 // hanging because the executor doesn't come back here
                                 let notify_clone = Arc::clone(&notify);
                                 let fresh_handler = handler.create_active_handler();
+                                let task_client_handler = task_client.clone();
                                 tokio::spawn(async move {
-                                    fresh_handler.handle_connection(socket).await;
+                                    fresh_handler.handle_connection(socket, task_client_handler).await;
                                     notify_clone.notify_one();
                                 });
                                 self.state = State::Connected;
@@ -102,9 +104,13 @@ impl Listener {
         log::debug!("Websocket listener: Exiting");
     }
 
-    pub(crate) fn start(mut self, handler: HandlerBuilder) -> JoinHandle<()> {
+    pub(crate) fn start(
+        mut self,
+        handler: HandlerBuilder,
+        shutdown: nym_task::TaskClient,
+    ) -> JoinHandle<()> {
         info!("Running websocket on {:?}", self.address.to_string());
 
-        tokio::spawn(async move { self.run(handler).await })
+        tokio::spawn(async move { self.run(handler, shutdown).await })
     }
 }

clients/socks5/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "nym-socks5-client"
-version = "1.1.52"
+version = "1.1.45"
 authors = ["Dave Hrycyszyn <futurechimp@users.noreply.github.com>"]
 description = "A SOCKS5 localhost proxy that converts incoming messages to Sphinx and sends them to a Nym address"
 edition = "2021"

clients/socks5/src/commands/init.rs

@@ -93,7 +93,6 @@ impl From<Init> for OverrideConfig {
             enabled_credentials_mode: init_config.common_args.enabled_credentials_mode,
             outfox: false,
             stats_reporting_address: init_config.common_args.stats_reporting_address,
-            forget_me: init_config.common_args.forget_me.into(),
         }
     }
 }

clients/socks5/src/commands/mod.rs

@@ -17,7 +17,7 @@ use nym_bin_common::completions::{fig_generate, ArgShell};
 use nym_client_core::cli_helpers::CliClient;
 use nym_client_core::client::base_client::storage::migration_helpers::v1_1_33;
 use nym_client_core::client::topology_control::geo_aware_provider::CountryGroup;
-use nym_client_core::config::{ForgetMe, GroupBy, TopologyStructure};
+use nym_client_core::config::{GroupBy, TopologyStructure};
 use nym_config::OptionalSet;
 use nym_sphinx::addressing::Recipient;
 use nym_sphinx::params::{PacketSize, PacketType};
@@ -113,7 +113,6 @@ pub(crate) struct OverrideConfig {
     enabled_credentials_mode: Option<bool>,
     outfox: bool,
     stats_reporting_address: Option<Recipient>,
-    forget_me: ForgetMe,
 }
 
 pub(crate) async fn execute(args: Cli) -> Result<(), Box<dyn Error + Send + Sync>> {
@@ -180,7 +179,6 @@ pub(crate) fn override_config(config: Config, args: OverrideConfig) -> Config {
             BaseClientConfig::with_topology_structure,
             topology_structure,
         )
-        .with_base(BaseClientConfig::with_forget_me, args.forget_me)
         .with_optional(Config::with_anonymous_replies, args.use_anonymous_replies)
         .with_optional(Config::with_port, args.port)
         .with_optional(Config::with_ip, args.ip)

clients/socks5/src/commands/run.rs

@@ -65,7 +65,6 @@ impl From<Run> for OverrideConfig {
             enabled_credentials_mode: run_config.common_args.enabled_credentials_mode,
             outfox: run_config.outfox,
             stats_reporting_address: run_config.common_args.stats_reporting_address,
-            forget_me: run_config.common_args.forget_me.into(),
         }
     }
 }

clients/socks5/src/config/template.rs

@@ -113,8 +113,4 @@ enabled = {{ core.debug.stats_reporting.enabled }}
 provider_address = '{{ core.debug.stats_reporting.provider_address }}'
 reporting_interval = '{{ core.debug.stats_reporting.reporting_interval }}'
 
-[core.debug.forget_me]
-client = {{ core.debug.forget_me.client }}
-stats = {{ core.debug.forget_me.stats }}
-
 "#;

clippy.toml

@@ -1,3 +1,2 @@
 allow-unwrap-in-tests = true
 allow-expect-in-tests = true
-allow-panic-in-tests = true

common/authenticator-requests/src/lib.rs

@@ -6,15 +6,14 @@ pub mod v1;
 pub mod v2;
 pub mod v3;
 pub mod v4;
-pub mod v5;
 
 mod error;
 mod util;
 
 pub use error::Error;
-pub use v5 as latest;
+pub use v4 as latest;
 
-pub const CURRENT_VERSION: u8 = 5;
+pub const CURRENT_VERSION: u8 = 4;
 
 fn make_bincode_serializer() -> impl bincode::Options {
     use bincode::Options;

common/authenticator-requests/src/traits.rs

@@ -8,8 +8,8 @@ use nym_sphinx::addressing::clients::Recipient;
 use nym_wireguard_types::PeerPublicKey;
 
 use crate::{
-    v1, v2, v3, v4,
+    v1, v2, v3,
-    v5::{self, registration::IpPair},
+    v4::{self, registration::IpPair},
     Error,
 };
 
@@ -19,7 +19,6 @@ pub enum AuthenticatorVersion {
     V2,
     V3,
     V4,
-    V5,
     UNKNOWN,
 }
 
@@ -35,8 +34,6 @@ impl From<Protocol> for AuthenticatorVersion {
             AuthenticatorVersion::V3
         } else if value.version == v4::VERSION {
             AuthenticatorVersion::V4
-        } else if value.version == v5::VERSION {
-            AuthenticatorVersion::V5
         } else {
             AuthenticatorVersion::UNKNOWN
         }
@@ -71,12 +68,6 @@ impl InitMessage for v4::registration::InitMessage {
     }
 }
 
-impl InitMessage for v5::registration::InitMessage {
-    fn pub_key(&self) -> PeerPublicKey {
-        self.pub_key
-    }
-}
-
 pub trait FinalMessage {
     fn pub_key(&self) -> PeerPublicKey;
     fn verify(&self, private_key: &PrivateKey, nonce: u64) -> Result<(), Error>;
@@ -147,24 +138,6 @@ impl FinalMessage for v4::registration::FinalMessage {
         self.gateway_client.verify(private_key, nonce)
     }
 
-    fn private_ips(&self) -> IpPair {
-        self.gateway_client.private_ips.into()
-    }
-
-    fn credential(&self) -> Option<CredentialSpendingData> {
-        self.credential.clone()
-    }
-}
-
-impl FinalMessage for v5::registration::FinalMessage {
-    fn pub_key(&self) -> PeerPublicKey {
-        self.gateway_client.pub_key
-    }
-
-    fn verify(&self, private_key: &PrivateKey, nonce: u64) -> Result<(), Error> {
-        self.gateway_client.verify(private_key, nonce)
-    }
-
     fn private_ips(&self) -> IpPair {
         self.gateway_client.private_ips
     }
@@ -209,39 +182,29 @@ impl TopUpMessage for v4::topup::TopUpMessage {
     }
 }
 
-impl TopUpMessage for v5::topup::TopUpMessage {
-    fn pub_key(&self) -> PeerPublicKey {
-        self.pub_key
-    }
-
-    fn credential(&self) -> CredentialSpendingData {
-        self.credential.clone()
-    }
-}
-
 pub enum AuthenticatorRequest {
     Initial {
         msg: Box<dyn InitMessage + Send + Sync + 'static>,
         protocol: Protocol,
-        reply_to: Option<Recipient>,
+        reply_to: Recipient,
         request_id: u64,
     },
     Final {
         msg: Box<dyn FinalMessage + Send + Sync + 'static>,
         protocol: Protocol,
-        reply_to: Option<Recipient>,
+        reply_to: Recipient,
         request_id: u64,
     },
     QueryBandwidth {
         msg: Box<dyn QueryBandwidthMessage + Send + Sync + 'static>,
         protocol: Protocol,
-        reply_to: Option<Recipient>,
+        reply_to: Recipient,
         request_id: u64,
     },
     TopUpBandwidth {
         msg: Box<dyn TopUpMessage + Send + Sync + 'static>,
         protocol: Protocol,
-        reply_to: Option<Recipient>,
+        reply_to: Recipient,
         request_id: u64,
     },
 }
@@ -255,7 +218,7 @@ impl From<v1::request::AuthenticatorRequest> for AuthenticatorRequest {
                     version: value.version,
                     service_provider_type: ServiceProviderType::Authenticator,
                 },
-                reply_to: Some(value.reply_to),
+                reply_to: value.reply_to,
                 request_id: value.request_id,
             },
             v1::request::AuthenticatorRequestData::Final(gateway_client) => Self::Final {
@@ -264,7 +227,7 @@ impl From<v1::request::AuthenticatorRequest> for AuthenticatorRequest {
                     version: value.version,
                     service_provider_type: ServiceProviderType::Authenticator,
                 },
-                reply_to: Some(value.reply_to),
+                reply_to: value.reply_to,
                 request_id: value.request_id,
             },
             v1::request::AuthenticatorRequestData::QueryBandwidth(peer_public_key) => {
@@ -274,7 +237,7 @@ impl From<v1::request::AuthenticatorRequest> for AuthenticatorRequest {
                         version: value.version,
                         service_provider_type: ServiceProviderType::Authenticator,
                     },
-                    reply_to: Some(value.reply_to),
+                    reply_to: value.reply_to,
                     request_id: value.request_id,
                 }
             }
@@ -288,20 +251,20 @@ impl From<v2::request::AuthenticatorRequest> for AuthenticatorRequest {
             v2::request::AuthenticatorRequestData::Initial(init_message) => Self::Initial {
                 msg: Box::new(init_message),
                 protocol: value.protocol,
-                reply_to: Some(value.reply_to),
+                reply_to: value.reply_to,
                 request_id: value.request_id,
             },
             v2::request::AuthenticatorRequestData::Final(final_message) => Self::Final {
                 msg: final_message,
                 protocol: value.protocol,
-                reply_to: Some(value.reply_to),
+                reply_to: value.reply_to,
                 request_id: value.request_id,
             },
             v2::request::AuthenticatorRequestData::QueryBandwidth(peer_public_key) => {
                 Self::QueryBandwidth {
                     msg: Box::new(peer_public_key),
                     protocol: value.protocol,
-                    reply_to: Some(value.reply_to),
+                    reply_to: value.reply_to,
                     request_id: value.request_id,
                 }
             }
@@ -315,20 +278,20 @@ impl From<v3::request::AuthenticatorRequest> for AuthenticatorRequest {
             v3::request::AuthenticatorRequestData::Initial(init_message) => Self::Initial {
                 msg: Box::new(init_message),
                 protocol: value.protocol,
-                reply_to: Some(value.reply_to),
+                reply_to: value.reply_to,
                 request_id: value.request_id,
             },
             v3::request::AuthenticatorRequestData::Final(final_message) => Self::Final {
                 msg: final_message,
                 protocol: value.protocol,
-                reply_to: Some(value.reply_to),
+                reply_to: value.reply_to,
                 request_id: value.request_id,
             },
             v3::request::AuthenticatorRequestData::QueryBandwidth(peer_public_key) => {
                 Self::QueryBandwidth {
                     msg: Box::new(peer_public_key),
                     protocol: value.protocol,
-                    reply_to: Some(value.reply_to),
+                    reply_to: value.reply_to,
                     request_id: value.request_id,
                 }
             }
@@ -336,7 +299,7 @@ impl From<v3::request::AuthenticatorRequest> for AuthenticatorRequest {
                 Self::TopUpBandwidth {
                     msg: top_up_message,
                     protocol: value.protocol,
-                    reply_to: Some(value.reply_to),
+                    reply_to: value.reply_to,
                     request_id: value.request_id,
                 }
             }
@@ -350,20 +313,20 @@ impl From<v4::request::AuthenticatorRequest> for AuthenticatorRequest {
             v4::request::AuthenticatorRequestData::Initial(init_message) => Self::Initial {
                 msg: Box::new(init_message),
                 protocol: value.protocol,
-                reply_to: Some(value.reply_to),
+                reply_to: value.reply_to,
                 request_id: value.request_id,
             },
             v4::request::AuthenticatorRequestData::Final(final_message) => Self::Final {
                 msg: final_message,
                 protocol: value.protocol,
-                reply_to: Some(value.reply_to),
+                reply_to: value.reply_to,
                 request_id: value.request_id,
             },
             v4::request::AuthenticatorRequestData::QueryBandwidth(peer_public_key) => {
                 Self::QueryBandwidth {
                     msg: Box::new(peer_public_key),
                     protocol: value.protocol,
-                    reply_to: Some(value.reply_to),
+                    reply_to: value.reply_to,
                     request_id: value.request_id,
                 }
             }
@@ -371,42 +334,7 @@ impl From<v4::request::AuthenticatorRequest> for AuthenticatorRequest {
                 Self::TopUpBandwidth {
                     msg: top_up_message,
                     protocol: value.protocol,
-                    reply_to: Some(value.reply_to),
+                    reply_to: value.reply_to,
-                    request_id: value.request_id,
-                }
-            }
-        }
-    }
-}
-
-impl From<v5::request::AuthenticatorRequest> for AuthenticatorRequest {
-    fn from(value: v5::request::AuthenticatorRequest) -> Self {
-        match value.data {
-            v5::request::AuthenticatorRequestData::Initial(init_message) => Self::Initial {
-                msg: Box::new(init_message),
-                protocol: value.protocol,
-                reply_to: None,
-                request_id: value.request_id,
-            },
-            v5::request::AuthenticatorRequestData::Final(final_message) => Self::Final {
-                msg: final_message,
-                protocol: value.protocol,
-                reply_to: None,
-                request_id: value.request_id,
-            },
-            v5::request::AuthenticatorRequestData::QueryBandwidth(peer_public_key) => {
-                Self::QueryBandwidth {
-                    msg: Box::new(peer_public_key),
-                    protocol: value.protocol,
-                    reply_to: None,
-                    request_id: value.request_id,
-                }
-            }
-            v5::request::AuthenticatorRequestData::TopUpBandwidth(top_up_message) => {
-                Self::TopUpBandwidth {
-                    msg: top_up_message,
-                    protocol: value.protocol,
-                    reply_to: None,
                     request_id: value.request_id,
                 }
             }

common/authenticator-requests/src/v4/registration.rs

@@ -28,7 +28,7 @@ pub type HmacSha256 = Hmac<Sha256>;
 pub type Nonce = u64;
 pub type Taken = Option<SystemTime>;
 
-pub const BANDWIDTH_CAP_PER_DAY: u64 = 250 * 1024 * 1024 * 1024; // 250 GB
+pub const BANDWIDTH_CAP_PER_DAY: u64 = 1024 * 1024 * 1024; // 1 GB
 
 #[derive(Copy, Clone, Debug, PartialEq, Eq, Hash, Serialize, Deserialize)]
 pub struct IpPair {
@@ -60,7 +60,7 @@ impl From<IpAddr> for IpPair {
             std::net::IpAddr::V4(ipv4_addr) => (ipv4_addr.octets()[2], ipv4_addr.octets()[3]),
             std::net::IpAddr::V6(ipv6_addr) => (ipv6_addr.octets()[14], ipv6_addr.octets()[15]),
         };
-        let last_bytes = ((before_last_byte as u16) << 8) | last_byte as u16;
+        let last_bytes = (before_last_byte as u16) << 8 | last_byte as u16;
         let ipv4 = Ipv4Addr::new(
             WG_TUN_DEVICE_IP_ADDRESS_V4.octets()[0],
             WG_TUN_DEVICE_IP_ADDRESS_V4.octets()[1],

common/authenticator-requests/src/v5/conversion.rs

@@ -1,478 +0,0 @@
-// Copyright 2024 - Nym Technologies SA <contact@nymtech.net>
-// SPDX-License-Identifier: Apache-2.0
-
-use nym_service_provider_requests_common::{Protocol, ServiceProviderType};
-
-use crate::{v4, v5};
-
-impl From<v4::request::AuthenticatorRequest> for v5::request::AuthenticatorRequest {
-    fn from(authenticator_request: v4::request::AuthenticatorRequest) -> Self {
-        Self {
-            protocol: Protocol {
-                version: 5,
-                service_provider_type: ServiceProviderType::Authenticator,
-            },
-            data: authenticator_request.data.into(),
-            request_id: authenticator_request.request_id,
-        }
-    }
-}
-
-impl From<v4::request::AuthenticatorRequestData> for v5::request::AuthenticatorRequestData {
-    fn from(authenticator_request_data: v4::request::AuthenticatorRequestData) -> Self {
-        match authenticator_request_data {
-            v4::request::AuthenticatorRequestData::Initial(init_msg) => {
-                v5::request::AuthenticatorRequestData::Initial(init_msg.into())
-            }
-            v4::request::AuthenticatorRequestData::Final(final_msg) => {
-                v5::request::AuthenticatorRequestData::Final(Box::new((*final_msg).into()))
-            }
-            v4::request::AuthenticatorRequestData::QueryBandwidth(pub_key) => {
-                v5::request::AuthenticatorRequestData::QueryBandwidth(pub_key)
-            }
-            v4::request::AuthenticatorRequestData::TopUpBandwidth(top_up_message) => {
-                v5::request::AuthenticatorRequestData::TopUpBandwidth(top_up_message.into())
-            }
-        }
-    }
-}
-
-impl From<v4::registration::InitMessage> for v5::registration::InitMessage {
-    fn from(init_msg: v4::registration::InitMessage) -> Self {
-        Self {
-            pub_key: init_msg.pub_key,
-        }
-    }
-}
-
-impl From<v4::registration::FinalMessage> for v5::registration::FinalMessage {
-    fn from(final_msg: v4::registration::FinalMessage) -> Self {
-        Self {
-            gateway_client: final_msg.gateway_client.into(),
-            credential: final_msg.credential,
-        }
-    }
-}
-
-impl From<v4::registration::GatewayClient> for v5::registration::GatewayClient {
-    fn from(gateway_client: v4::registration::GatewayClient) -> Self {
-        Self {
-            pub_key: gateway_client.pub_key,
-            private_ips: gateway_client.private_ips.into(),
-            mac: gateway_client.mac.into(),
-        }
-    }
-}
-
-impl From<v5::registration::GatewayClient> for v4::registration::GatewayClient {
-    fn from(gateway_client: v5::registration::GatewayClient) -> Self {
-        Self {
-            pub_key: gateway_client.pub_key,
-            private_ips: gateway_client.private_ips.into(),
-            mac: gateway_client.mac.into(),
-        }
-    }
-}
-
-impl From<v4::registration::ClientMac> for v5::registration::ClientMac {
-    fn from(client_mac: v4::registration::ClientMac) -> Self {
-        Self::new((*client_mac).clone())
-    }
-}
-
-impl From<v5::registration::ClientMac> for v4::registration::ClientMac {
-    fn from(client_mac: v5::registration::ClientMac) -> Self {
-        Self::new((*client_mac).clone())
-    }
-}
-
-impl From<Box<v4::topup::TopUpMessage>> for Box<v5::topup::TopUpMessage> {
-    fn from(top_up_message: Box<v4::topup::TopUpMessage>) -> Self {
-        Box::new(v5::topup::TopUpMessage {
-            pub_key: top_up_message.pub_key,
-            credential: top_up_message.credential,
-        })
-    }
-}
-
-impl From<v4::response::AuthenticatorResponse> for v5::response::AuthenticatorResponse {
-    fn from(value: v4::response::AuthenticatorResponse) -> Self {
-        Self {
-            protocol: Protocol {
-                version: 5,
-                service_provider_type: value.protocol.service_provider_type,
-            },
-            data: value.data.into(),
-        }
-    }
-}
-
-impl From<v4::response::AuthenticatorResponseData> for v5::response::AuthenticatorResponseData {
-    fn from(authenticator_response_data: v4::response::AuthenticatorResponseData) -> Self {
-        match authenticator_response_data {
-            v4::response::AuthenticatorResponseData::PendingRegistration(pending_response) => {
-                v5::response::AuthenticatorResponseData::PendingRegistration(
-                    pending_response.into(),
-                )
-            }
-            v4::response::AuthenticatorResponseData::Registered(registered_response) => {
-                v5::response::AuthenticatorResponseData::Registered(registered_response.into())
-            }
-            v4::response::AuthenticatorResponseData::RemainingBandwidth(
-                remaining_bandwidth_response,
-            ) => v5::response::AuthenticatorResponseData::RemainingBandwidth(
-                remaining_bandwidth_response.into(),
-            ),
-            v4::response::AuthenticatorResponseData::TopUpBandwidth(top_up_response) => {
-                v5::response::AuthenticatorResponseData::TopUpBandwidth(top_up_response.into())
-            }
-        }
-    }
-}
-
-impl From<v4::response::RegisteredResponse> for v5::response::RegisteredResponse {
-    fn from(value: v4::response::RegisteredResponse) -> Self {
-        Self {
-            request_id: value.request_id,
-            reply: value.reply.into(),
-        }
-    }
-}
-
-impl From<v4::response::PendingRegistrationResponse> for v5::response::PendingRegistrationResponse {
-    fn from(value: v4::response::PendingRegistrationResponse) -> Self {
-        Self {
-            request_id: value.request_id,
-            reply: value.reply.into(),
-        }
-    }
-}
-
-impl From<v4::registration::RegistrationData> for v5::registration::RegistrationData {
-    fn from(value: v4::registration::RegistrationData) -> Self {
-        Self {
-            nonce: value.nonce,
-            gateway_data: value.gateway_data.into(),
-            wg_port: value.wg_port,
-        }
-    }
-}
-
-impl From<v5::registration::RegistrationData> for v4::registration::RegistrationData {
-    fn from(value: v5::registration::RegistrationData) -> Self {
-        Self {
-            nonce: value.nonce,
-            gateway_data: value.gateway_data.into(),
-            wg_port: value.wg_port,
-        }
-    }
-}
-
-impl From<v4::response::RemainingBandwidthResponse> for v5::response::RemainingBandwidthResponse {
-    fn from(value: v4::response::RemainingBandwidthResponse) -> Self {
-        Self {
-            request_id: value.request_id,
-            reply: value.reply.map(Into::into),
-        }
-    }
-}
-
-impl From<v4::response::TopUpBandwidthResponse> for v5::response::TopUpBandwidthResponse {
-    fn from(value: v4::response::TopUpBandwidthResponse) -> Self {
-        Self {
-            request_id: value.request_id,
-            reply: value.reply.into(),
-        }
-    }
-}
-
-impl From<v4::registration::RegistredData> for v5::registration::RegistredData {
-    fn from(value: v4::registration::RegistredData) -> Self {
-        Self {
-            pub_key: value.pub_key,
-            private_ips: value.private_ips.into(),
-            wg_port: value.wg_port,
-        }
-    }
-}
-
-impl From<v4::registration::RemainingBandwidthData> for v5::registration::RemainingBandwidthData {
-    fn from(value: v4::registration::RemainingBandwidthData) -> Self {
-        Self {
-            available_bandwidth: value.available_bandwidth,
-        }
-    }
-}
-
-impl From<v4::registration::IpPair> for v5::registration::IpPair {
-    fn from(value: v4::registration::IpPair) -> Self {
-        Self {
-            ipv4: value.ipv4,
-            ipv6: value.ipv6,
-        }
-    }
-}
-
-impl From<v5::registration::IpPair> for v4::registration::IpPair {
-    fn from(value: v5::registration::IpPair) -> Self {
-        Self {
-            ipv4: value.ipv4,
-            ipv6: value.ipv6,
-        }
-    }
-}
-
-#[cfg(test)]
-mod tests {
-    use std::{
-        net::{Ipv4Addr, Ipv6Addr},
-        str::FromStr,
-    };
-
-    use nym_credentials_interface::CredentialSpendingData;
-    use nym_crypto::asymmetric::encryption::PrivateKey;
-    use nym_sphinx::addressing::Recipient;
-    use nym_wireguard_types::PeerPublicKey;
-    use x25519_dalek::PublicKey;
-
-    use super::*;
-    use crate::{
-        util::tests::{CREDENTIAL_BYTES, RECIPIENT},
-        v4,
-    };
-
-    #[test]
-    fn upgrade_initial_req() {
-        let pub_key = PeerPublicKey::new(PublicKey::from([0; 32]));
-        let reply_to = Recipient::try_from_base58_string(RECIPIENT).unwrap();
-
-        let (msg, _) = v4::request::AuthenticatorRequest::new_initial_request(
-            v4::registration::InitMessage::new(pub_key),
-            reply_to,
-        );
-        let upgraded_msg = v5::request::AuthenticatorRequest::from(msg);
-
-        assert_eq!(
-            upgraded_msg.protocol,
-            Protocol {
-                version: 5,
-                service_provider_type: ServiceProviderType::Authenticator
-            }
-        );
-        assert_eq!(
-            upgraded_msg.data,
-            v5::request::AuthenticatorRequestData::Initial(v5::registration::InitMessage {
-                pub_key
-            })
-        );
-    }
-
-    #[test]
-    fn upgrade_final_req() {
-        let mut rng = rand::thread_rng();
-
-        let local_secret = PrivateKey::new(&mut rng);
-        let remote_secret = x25519_dalek::StaticSecret::random_from_rng(&mut rng);
-        let ipv4 = Ipv4Addr::from_str("10.10.10.10").unwrap();
-        let ipv6 = Ipv6Addr::from_str("fc01::a0a").unwrap();
-        let ips = v4::registration::IpPair::new(ipv4, ipv6);
-        let nonce = 42;
-        let gateway_client = v4::registration::GatewayClient::new(
-            &local_secret,
-            (&remote_secret).into(),
-            ips,
-            nonce,
-        );
-        let credential = Some(CredentialSpendingData::try_from_bytes(&CREDENTIAL_BYTES).unwrap());
-        let final_message = v4::registration::FinalMessage {
-            gateway_client: gateway_client.clone(),
-            credential: credential.clone(),
-        };
-        let reply_to = Recipient::try_from_base58_string(RECIPIENT).unwrap();
-
-        let (msg, _) =
-            v4::request::AuthenticatorRequest::new_final_request(final_message, reply_to);
-        let upgraded_msg = v5::request::AuthenticatorRequest::from(msg);
-
-        assert_eq!(
-            upgraded_msg.protocol,
-            Protocol {
-                version: 5,
-                service_provider_type: ServiceProviderType::Authenticator
-            }
-        );
-        assert_eq!(
-            upgraded_msg.data,
-            v5::request::AuthenticatorRequestData::Final(Box::new(
-                v5::registration::FinalMessage {
-                    gateway_client: v5::registration::GatewayClient::new(
-                        &local_secret,
-                        (&remote_secret).into(),
-                        v5::registration::IpPair::new(ipv4, ipv6),
-                        nonce
-                    ),
-                    credential
-                }
-            ))
-        );
-    }
-
-    #[test]
-    fn upgrade_query_req() {
-        let pub_key = PeerPublicKey::new(PublicKey::from([0; 32]));
-        let reply_to = Recipient::try_from_base58_string(RECIPIENT).unwrap();
-
-        let (msg, _) = v4::request::AuthenticatorRequest::new_query_request(pub_key, reply_to);
-        let upgraded_msg = v5::request::AuthenticatorRequest::from(msg);
-
-        assert_eq!(
-            upgraded_msg.protocol,
-            Protocol {
-                version: 5,
-                service_provider_type: ServiceProviderType::Authenticator
-            }
-        );
-        assert_eq!(
-            upgraded_msg.data,
-            v5::request::AuthenticatorRequestData::QueryBandwidth(pub_key)
-        );
-    }
-
-    #[test]
-    fn upgrade_pending_reg_resp() {
-        let mut rng = rand::thread_rng();
-
-        let local_secret = PrivateKey::new(&mut rng);
-        let remote_secret = x25519_dalek::StaticSecret::random_from_rng(&mut rng);
-        let ipv4 = Ipv4Addr::from_str("10.10.10.10").unwrap();
-        let ipv6 = Ipv6Addr::from_str("fc01::a0a").unwrap();
-        let ips = v4::registration::IpPair::new(ipv4, ipv6);
-        let nonce = 42;
-        let wg_port = 51822;
-        let gateway_data = v4::registration::GatewayClient::new(
-            &local_secret,
-            (&remote_secret).into(),
-            ips,
-            nonce,
-        );
-        let registration_data = v4::registration::RegistrationData {
-            nonce,
-            gateway_data,
-            wg_port,
-        };
-        let request_id = 123;
-        let reply_to = Recipient::try_from_base58_string(RECIPIENT).unwrap();
-
-        let msg = v4::response::AuthenticatorResponse::new_pending_registration_success(
-            registration_data,
-            request_id,
-            reply_to,
-        );
-        let upgraded_msg = v5::response::AuthenticatorResponse::from(msg);
-
-        assert_eq!(
-            upgraded_msg.protocol,
-            Protocol {
-                version: 5,
-                service_provider_type: ServiceProviderType::Authenticator
-            }
-        );
-
-        assert_eq!(
-            upgraded_msg.data,
-            v5::response::AuthenticatorResponseData::PendingRegistration(
-                v5::response::PendingRegistrationResponse {
-                    request_id,
-                    reply: v5::registration::RegistrationData {
-                        nonce,
-                        gateway_data: v5::registration::GatewayClient::new(
-                            &local_secret,
-                            (&remote_secret).into(),
-                            v5::registration::IpPair::new(ipv4, ipv6),
-                            nonce
-                        ),
-                        wg_port
-                    }
-                }
-            )
-        );
-    }
-
-    #[test]
-    fn upgrade_registered_resp() {
-        let pub_key = PeerPublicKey::new(PublicKey::from([0; 32]));
-        let ipv4 = Ipv4Addr::from_str("10.1.10.10").unwrap();
-        let ipv6 = Ipv6Addr::from_str("fc01::a0a").unwrap();
-        let private_ips = v4::registration::IpPair::new(ipv4, ipv6);
-        let wg_port = 51822;
-        let registred_data = v4::registration::RegistredData {
-            pub_key,
-            private_ips,
-            wg_port,
-        };
-        let request_id = 123;
-        let reply_to = Recipient::try_from_base58_string(RECIPIENT).unwrap();
-
-        let msg = v4::response::AuthenticatorResponse::new_registered(
-            registred_data,
-            reply_to,
-            request_id,
-        );
-        let upgraded_msg = v5::response::AuthenticatorResponse::from(msg);
-
-        assert_eq!(
-            upgraded_msg.protocol,
-            Protocol {
-                version: 5,
-                service_provider_type: ServiceProviderType::Authenticator
-            }
-        );
-        assert_eq!(
-            upgraded_msg.data,
-            v5::response::AuthenticatorResponseData::Registered(v5::response::RegisteredResponse {
-                request_id,
-                reply: v5::registration::RegistredData {
-                    wg_port,
-                    pub_key,
-                    private_ips: v5::registration::IpPair::new(ipv4, ipv6)
-                }
-            })
-        );
-    }
-
-    #[test]
-    fn upgrade_remaining_bandwidth_resp() {
-        let available_bandwidth = 42;
-        let remaining_bandwidth_data = Some(v4::registration::RemainingBandwidthData {
-            available_bandwidth,
-        });
-        let request_id = 123;
-        let reply_to = Recipient::try_from_base58_string(RECIPIENT).unwrap();
-
-        let msg = v4::response::AuthenticatorResponse::new_remaining_bandwidth(
-            remaining_bandwidth_data,
-            reply_to,
-            request_id,
-        );
-        let upgraded_msg = v5::response::AuthenticatorResponse::from(msg);
-
-        assert_eq!(
-            upgraded_msg.protocol,
-            Protocol {
-                version: 5,
-                service_provider_type: ServiceProviderType::Authenticator
-            }
-        );
-        assert_eq!(
-            upgraded_msg.data,
-            v5::response::AuthenticatorResponseData::RemainingBandwidth(
-                v5::response::RemainingBandwidthResponse {
-                    request_id,
-                    reply: Some(v5::registration::RemainingBandwidthData {
-                        available_bandwidth,
-                    })
-                }
-            )
-        );
-    }
-}

common/authenticator-requests/src/v5/mod.rs

@@ -1,10 +0,0 @@
-// Copyright 2024 - Nym Technologies SA <contact@nymtech.net>
-// SPDX-License-Identifier: Apache-2.0
-
-pub mod conversion;
-pub mod registration;
-pub mod request;
-pub mod response;
-pub mod topup;
-
-pub const VERSION: u8 = 5;

common/authenticator-requests/src/v5/registration.rs

@@ -1,287 +0,0 @@
-// -2024 - Nym Technologies SA <contact@nymtech.net>
-// SPDX-License-Identifier: Apache-2.0
-
-use crate::error::Error;
-use base64::{engine::general_purpose, Engine};
-use nym_credentials_interface::CredentialSpendingData;
-use nym_network_defaults::constants::{WG_TUN_DEVICE_IP_ADDRESS_V4, WG_TUN_DEVICE_IP_ADDRESS_V6};
-use nym_wireguard_types::PeerPublicKey;
-use serde::{Deserialize, Serialize};
-use std::collections::HashMap;
-use std::net::{IpAddr, Ipv4Addr, Ipv6Addr};
-use std::time::SystemTime;
-use std::{fmt, ops::Deref, str::FromStr};
-
-#[cfg(feature = "verify")]
-use hmac::{Hmac, Mac};
-#[cfg(feature = "verify")]
-use nym_crypto::asymmetric::encryption::PrivateKey;
-#[cfg(feature = "verify")]
-use sha2::Sha256;
-
-pub type PendingRegistrations = HashMap<PeerPublicKey, RegistrationData>;
-pub type PrivateIPs = HashMap<IpPair, Taken>;
-
-#[cfg(feature = "verify")]
-pub type HmacSha256 = Hmac<Sha256>;
-
-pub type Nonce = u64;
-pub type Taken = Option<SystemTime>;
-
-pub const BANDWIDTH_CAP_PER_DAY: u64 = 250 * 1024 * 1024 * 1024; // 250 GB
-
-#[derive(Copy, Clone, Debug, PartialEq, Eq, Hash, Serialize, Deserialize)]
-pub struct IpPair {
-    pub ipv4: Ipv4Addr,
-    pub ipv6: Ipv6Addr,
-}
-
-impl IpPair {
-    pub fn new(ipv4: Ipv4Addr, ipv6: Ipv6Addr) -> Self {
-        IpPair { ipv4, ipv6 }
-    }
-}
-
-impl From<(Ipv4Addr, Ipv6Addr)> for IpPair {
-    fn from((ipv4, ipv6): (Ipv4Addr, Ipv6Addr)) -> Self {
-        IpPair { ipv4, ipv6 }
-    }
-}
-
-impl fmt::Display for IpPair {
-    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
-        write!(f, "({}, {})", self.ipv4, self.ipv6)
-    }
-}
-
-impl From<IpAddr> for IpPair {
-    fn from(value: IpAddr) -> Self {
-        let (before_last_byte, last_byte) = match value {
-            std::net::IpAddr::V4(ipv4_addr) => (ipv4_addr.octets()[2], ipv4_addr.octets()[3]),
-            std::net::IpAddr::V6(ipv6_addr) => (ipv6_addr.octets()[14], ipv6_addr.octets()[15]),
-        };
-        let last_bytes = ((before_last_byte as u16) << 8) | last_byte as u16;
-        let ipv4 = Ipv4Addr::new(
-            WG_TUN_DEVICE_IP_ADDRESS_V4.octets()[0],
-            WG_TUN_DEVICE_IP_ADDRESS_V4.octets()[1],
-            before_last_byte,
-            last_byte,
-        );
-        let ipv6 = Ipv6Addr::new(
-            WG_TUN_DEVICE_IP_ADDRESS_V6.segments()[0],
-            WG_TUN_DEVICE_IP_ADDRESS_V6.segments()[1],
-            WG_TUN_DEVICE_IP_ADDRESS_V6.segments()[2],
-            WG_TUN_DEVICE_IP_ADDRESS_V6.segments()[3],
-            WG_TUN_DEVICE_IP_ADDRESS_V6.segments()[4],
-            WG_TUN_DEVICE_IP_ADDRESS_V6.segments()[5],
-            WG_TUN_DEVICE_IP_ADDRESS_V6.segments()[6],
-            last_bytes,
-        );
-        IpPair::new(ipv4, ipv6)
-    }
-}
-
-#[derive(Serialize, Deserialize, Debug, Clone, PartialEq)]
-pub struct InitMessage {
-    /// Base64 encoded x25519 public key
-    pub pub_key: PeerPublicKey,
-}
-
-impl InitMessage {
-    pub fn new(pub_key: PeerPublicKey) -> Self {
-        InitMessage { pub_key }
-    }
-}
-
-#[derive(Serialize, Deserialize, Debug, Clone, PartialEq)]
-pub struct FinalMessage {
-    /// Gateway client data
-    pub gateway_client: GatewayClient,
-
-    /// Ecash credential
-    pub credential: Option<CredentialSpendingData>,
-}
-
-#[derive(Serialize, Deserialize, Debug, Clone, PartialEq)]
-pub struct RegistrationData {
-    pub nonce: u64,
-    pub gateway_data: GatewayClient,
-    pub wg_port: u16,
-}
-
-#[derive(Serialize, Deserialize, Debug, Clone, PartialEq)]
-pub struct RegistredData {
-    pub pub_key: PeerPublicKey,
-    pub private_ips: IpPair,
-    pub wg_port: u16,
-}
-
-#[derive(Serialize, Deserialize, Debug, Clone, PartialEq)]
-pub struct RemainingBandwidthData {
-    pub available_bandwidth: i64,
-}
-
-/// Client that wants to register sends its PublicKey bytes mac digest encrypted with a DH shared secret.
-/// Gateway/Nym node can then verify pub_key payload using the same process
-#[derive(Serialize, Deserialize, Debug, Clone, PartialEq)]
-pub struct GatewayClient {
-    /// Base64 encoded x25519 public key
-    pub pub_key: PeerPublicKey,
-
-    /// Assigned private IPs (v4 and v6)
-    pub private_ips: IpPair,
-
-    /// Sha256 hmac on the data (alongside the prior nonce)
-    pub mac: ClientMac,
-}
-
-impl GatewayClient {
-    #[cfg(feature = "verify")]
-    pub fn new(
-        local_secret: &PrivateKey,
-        remote_public: x25519_dalek::PublicKey,
-        private_ips: IpPair,
-        nonce: u64,
-    ) -> Self {
-        // convert from 1.0 x25519-dalek private key into 2.0 x25519-dalek
-        #[allow(clippy::expect_used)]
-        let static_secret = x25519_dalek::StaticSecret::from(local_secret.to_bytes());
-        let local_public: x25519_dalek::PublicKey = (&static_secret).into();
-
-        let dh = static_secret.diffie_hellman(&remote_public);
-
-        // TODO: change that to use our nym_crypto::hmac module instead
-        #[allow(clippy::expect_used)]
-        let mut mac = HmacSha256::new_from_slice(dh.as_bytes())
-            .expect("x25519 shared secret is always 32 bytes long");
-
-        mac.update(local_public.as_bytes());
-        mac.update(private_ips.to_string().as_bytes());
-        mac.update(&nonce.to_le_bytes());
-
-        GatewayClient {
-            pub_key: PeerPublicKey::new(local_public),
-            private_ips,
-            mac: ClientMac(mac.finalize().into_bytes().to_vec()),
-        }
-    }
-
-    // Reusable secret should be gateways Wireguard PK
-    // Client should perform this step when generating its payload, using its own WG PK
-    #[cfg(feature = "verify")]
-    pub fn verify(&self, gateway_key: &PrivateKey, nonce: u64) -> Result<(), Error> {
-        // convert from 1.0 x25519-dalek private key into 2.0 x25519-dalek
-        #[allow(clippy::expect_used)]
-        let static_secret = x25519_dalek::StaticSecret::from(gateway_key.to_bytes());
-
-        let dh = static_secret.diffie_hellman(&self.pub_key);
-
-        // TODO: change that to use our nym_crypto::hmac module instead
-        #[allow(clippy::expect_used)]
-        let mut mac = HmacSha256::new_from_slice(dh.as_bytes())
-            .expect("x25519 shared secret is always 32 bytes long");
-
-        mac.update(self.pub_key.as_bytes());
-        mac.update(self.private_ips.to_string().as_bytes());
-        mac.update(&nonce.to_le_bytes());
-
-        mac.verify_slice(&self.mac)
-            .map_err(|source| Error::FailedClientMacVerification {
-                client: self.pub_key.to_string(),
-                source,
-            })
-    }
-
-    pub fn pub_key(&self) -> PeerPublicKey {
-        self.pub_key
-    }
-}
-
-// TODO: change the inner type into generic array of size HmacSha256::OutputSize
-// TODO2: rely on our internal crypto/hmac
-#[derive(Debug, Clone, PartialEq)]
-pub struct ClientMac(Vec<u8>);
-
-impl fmt::Display for ClientMac {
-    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
-        write!(f, "{}", general_purpose::STANDARD.encode(&self.0))
-    }
-}
-
-impl ClientMac {
-    #[allow(dead_code)]
-    pub fn new(mac: Vec<u8>) -> Self {
-        ClientMac(mac)
-    }
-}
-
-impl Deref for ClientMac {
-    type Target = Vec<u8>;
-
-    fn deref(&self) -> &Self::Target {
-        &self.0
-    }
-}
-
-impl FromStr for ClientMac {
-    type Err = Error;
-
-    fn from_str(s: &str) -> Result<Self, Self::Err> {
-        let mac_bytes: Vec<u8> =
-            general_purpose::STANDARD
-                .decode(s)
-                .map_err(|source| Error::MalformedClientMac {
-                    mac: s.to_string(),
-                    source,
-                })?;
-
-        Ok(ClientMac(mac_bytes))
-    }
-}
-
-impl Serialize for ClientMac {
-    fn serialize<S: serde::Serializer>(&self, serializer: S) -> Result<S::Ok, S::Error> {
-        let encoded_key = general_purpose::STANDARD.encode(self.0.clone());
-        serializer.serialize_str(&encoded_key)
-    }
-}
-
-impl<'de> Deserialize<'de> for ClientMac {
-    fn deserialize<D: serde::Deserializer<'de>>(deserializer: D) -> Result<Self, D::Error> {
-        let encoded_key = String::deserialize(deserializer)?;
-        ClientMac::from_str(&encoded_key).map_err(serde::de::Error::custom)
-    }
-}
-
-#[cfg(test)]
-mod tests {
-    use super::*;
-    use nym_crypto::asymmetric::encryption;
-
-    #[test]
-    fn create_ip_pair() {
-        let ipv4: IpAddr = Ipv4Addr::from_str("10.1.10.50").unwrap().into();
-        let ipv6: IpAddr = Ipv6Addr::from_str("fc01::0a32").unwrap().into();
-
-        assert_eq!(IpPair::from(ipv4), IpPair::from(ipv6));
-    }
-
-    #[test]
-    #[cfg(feature = "verify")]
-    fn client_request_roundtrip() {
-        let mut rng = rand::thread_rng();
-
-        let gateway_key_pair = encryption::KeyPair::new(&mut rng);
-        let client_key_pair = encryption::KeyPair::new(&mut rng);
-
-        let nonce = 1234567890;
-
-        let client = GatewayClient::new(
-            client_key_pair.private_key(),
-            x25519_dalek::PublicKey::from(gateway_key_pair.public_key().to_bytes()),
-            IpPair::new("10.0.0.42".parse().unwrap(), "fc00::42".parse().unwrap()),
-            nonce,
-        );
-        assert!(client.verify(gateway_key_pair.private_key(), nonce).is_ok())
-    }
-}

common/authenticator-requests/src/v5/request.rs

@@ -1,132 +0,0 @@
-// Copyright 2024 - Nym Technologies SA <contact@nymtech.net>
-// SPDX-License-Identifier: Apache-2.0
-
-use super::{
-    registration::{FinalMessage, InitMessage},
-    topup::TopUpMessage,
-};
-use nym_service_provider_requests_common::{Protocol, ServiceProviderType};
-use nym_wireguard_types::PeerPublicKey;
-use serde::{Deserialize, Serialize};
-
-use crate::make_bincode_serializer;
-
-use super::VERSION;
-
-fn generate_random() -> u64 {
-    use rand::RngCore;
-    let mut rng = rand::rngs::OsRng;
-    rng.next_u64()
-}
-
-#[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
-pub struct AuthenticatorRequest {
-    pub protocol: Protocol,
-    pub data: AuthenticatorRequestData,
-    pub request_id: u64,
-}
-
-impl AuthenticatorRequest {
-    pub fn from_reconstructed_message(
-        message: &nym_sphinx::receiver::ReconstructedMessage,
-    ) -> Result<Self, bincode::Error> {
-        use bincode::Options;
-        make_bincode_serializer().deserialize(&message.message)
-    }
-
-    pub fn new_initial_request(init_message: InitMessage) -> (Self, u64) {
-        let request_id = generate_random();
-        (
-            Self {
-                protocol: Protocol {
-                    service_provider_type: ServiceProviderType::Authenticator,
-                    version: VERSION,
-                },
-                data: AuthenticatorRequestData::Initial(init_message),
-                request_id,
-            },
-            request_id,
-        )
-    }
-
-    pub fn new_final_request(final_message: FinalMessage) -> (Self, u64) {
-        let request_id = generate_random();
-        (
-            Self {
-                protocol: Protocol {
-                    service_provider_type: ServiceProviderType::Authenticator,
-                    version: VERSION,
-                },
-                data: AuthenticatorRequestData::Final(Box::new(final_message)),
-                request_id,
-            },
-            request_id,
-        )
-    }
-
-    pub fn new_query_request(peer_public_key: PeerPublicKey) -> (Self, u64) {
-        let request_id = generate_random();
-        (
-            Self {
-                protocol: Protocol {
-                    service_provider_type: ServiceProviderType::Authenticator,
-                    version: VERSION,
-                },
-                data: AuthenticatorRequestData::QueryBandwidth(peer_public_key),
-                request_id,
-            },
-            request_id,
-        )
-    }
-
-    pub fn new_topup_request(top_up_message: TopUpMessage) -> (Self, u64) {
-        let request_id = generate_random();
-        (
-            Self {
-                protocol: Protocol {
-                    service_provider_type: ServiceProviderType::Authenticator,
-                    version: VERSION,
-                },
-                data: AuthenticatorRequestData::TopUpBandwidth(Box::new(top_up_message)),
-                request_id,
-            },
-            request_id,
-        )
-    }
-
-    pub fn to_bytes(&self) -> Result<Vec<u8>, bincode::Error> {
-        use bincode::Options;
-        make_bincode_serializer().serialize(self)
-    }
-}
-
-#[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
-pub enum AuthenticatorRequestData {
-    Initial(InitMessage),
-    Final(Box<FinalMessage>),
-    QueryBandwidth(PeerPublicKey),
-    TopUpBandwidth(Box<TopUpMessage>),
-}
-
-#[cfg(test)]
-mod tests {
-    use super::*;
-    use std::str::FromStr;
-
-    #[test]
-    fn check_first_bytes_protocol() {
-        let version = 5;
-        let data = AuthenticatorRequest {
-            protocol: Protocol {
-                version,
-                service_provider_type: ServiceProviderType::Authenticator,
-            },
-            data: AuthenticatorRequestData::Initial(InitMessage::new(
-                PeerPublicKey::from_str("yvNUDpT5l7W/xDhiu6HkqTHDQwbs/B3J5UrLmORl1EQ=").unwrap(),
-            )),
-            request_id: 1,
-        };
-        let bytes = *data.to_bytes().unwrap().first_chunk::<2>().unwrap();
-        assert_eq!(bytes, [version, ServiceProviderType::Authenticator as u8]);
-    }
-}

common/authenticator-requests/src/v5/response.rs

@@ -1,132 +0,0 @@
-// Copyright 2024 - Nym Technologies SA <contact@nymtech.net>
-// SPDX-License-Identifier: Apache-2.0
-
-use super::registration::{RegistrationData, RegistredData, RemainingBandwidthData};
-use nym_service_provider_requests_common::{Protocol, ServiceProviderType};
-use serde::{Deserialize, Serialize};
-
-use crate::make_bincode_serializer;
-
-use super::VERSION;
-
-#[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
-pub struct AuthenticatorResponse {
-    pub protocol: Protocol,
-    pub data: AuthenticatorResponseData,
-}
-
-impl AuthenticatorResponse {
-    pub fn new_pending_registration_success(
-        registration_data: RegistrationData,
-        request_id: u64,
-    ) -> Self {
-        Self {
-            protocol: Protocol {
-                service_provider_type: ServiceProviderType::Authenticator,
-                version: VERSION,
-            },
-            data: AuthenticatorResponseData::PendingRegistration(PendingRegistrationResponse {
-                reply: registration_data,
-                request_id,
-            }),
-        }
-    }
-
-    pub fn new_registered(registred_data: RegistredData, request_id: u64) -> Self {
-        Self {
-            protocol: Protocol {
-                service_provider_type: ServiceProviderType::Authenticator,
-                version: VERSION,
-            },
-            data: AuthenticatorResponseData::Registered(RegisteredResponse {
-                reply: registred_data,
-                request_id,
-            }),
-        }
-    }
-
-    pub fn new_remaining_bandwidth(
-        remaining_bandwidth_data: Option<RemainingBandwidthData>,
-        request_id: u64,
-    ) -> Self {
-        Self {
-            protocol: Protocol {
-                service_provider_type: ServiceProviderType::Authenticator,
-                version: VERSION,
-            },
-            data: AuthenticatorResponseData::RemainingBandwidth(RemainingBandwidthResponse {
-                reply: remaining_bandwidth_data,
-                request_id,
-            }),
-        }
-    }
-
-    pub fn new_topup_bandwidth(
-        remaining_bandwidth_data: RemainingBandwidthData,
-        request_id: u64,
-    ) -> Self {
-        Self {
-            protocol: Protocol {
-                service_provider_type: ServiceProviderType::Authenticator,
-                version: VERSION,
-            },
-            data: AuthenticatorResponseData::TopUpBandwidth(TopUpBandwidthResponse {
-                reply: remaining_bandwidth_data,
-                request_id,
-            }),
-        }
-    }
-
-    pub fn to_bytes(&self) -> Result<Vec<u8>, bincode::Error> {
-        use bincode::Options;
-        make_bincode_serializer().serialize(self)
-    }
-
-    pub fn from_reconstructed_message(
-        message: &nym_sphinx::receiver::ReconstructedMessage,
-    ) -> Result<Self, bincode::Error> {
-        use bincode::Options;
-        make_bincode_serializer().deserialize(&message.message)
-    }
-
-    pub fn id(&self) -> Option<u64> {
-        match &self.data {
-            AuthenticatorResponseData::PendingRegistration(response) => Some(response.request_id),
-            AuthenticatorResponseData::Registered(response) => Some(response.request_id),
-            AuthenticatorResponseData::RemainingBandwidth(response) => Some(response.request_id),
-            AuthenticatorResponseData::TopUpBandwidth(response) => Some(response.request_id),
-        }
-    }
-}
-
-#[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
-pub enum AuthenticatorResponseData {
-    PendingRegistration(PendingRegistrationResponse),
-    Registered(RegisteredResponse),
-    RemainingBandwidth(RemainingBandwidthResponse),
-    TopUpBandwidth(TopUpBandwidthResponse),
-}
-
-#[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
-pub struct PendingRegistrationResponse {
-    pub request_id: u64,
-    pub reply: RegistrationData,
-}
-
-#[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
-pub struct RegisteredResponse {
-    pub request_id: u64,
-    pub reply: RegistredData,
-}
-
-#[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
-pub struct RemainingBandwidthResponse {
-    pub request_id: u64,
-    pub reply: Option<RemainingBandwidthData>,
-}
-
-#[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
-pub struct TopUpBandwidthResponse {
-    pub request_id: u64,
-    pub reply: RemainingBandwidthData,
-}

common/authenticator-requests/src/v5/topup.rs

@@ -1,15 +0,0 @@
-// Copyright 2024 - Nym Technologies SA <contact@nymtech.net>
-// SPDX-License-Identifier: Apache-2.0
-
-use nym_credentials_interface::CredentialSpendingData;
-use nym_wireguard_types::PeerPublicKey;
-use serde::{Deserialize, Serialize};
-
-#[derive(Serialize, Deserialize, Debug, Clone, PartialEq)]
-pub struct TopUpMessage {
-    /// Base64 encoded x25519 public key
-    pub pub_key: PeerPublicKey,
-
-    /// Ecash credential
-    pub credential: CredentialSpendingData,
-}

common/bandwidth-controller/src/lib.rs

@@ -105,24 +105,26 @@ impl<C, St: Storage> BandwidthController<C, St> {
     async fn get_aggregate_verification_key(
         &self,
         epoch_id: EpochId,
-        ecash_apis: &mut ApiClientsWrapper<'_, C>,
+        apis: &mut ApiClientsWrapper,
     ) -> Result<VerificationKeyAuth, BandwidthControllerError>
     where
         C: DkgQueryClient + Sync + Send,
         <St as Storage>::StorageError: Send + Sync + 'static,
     {
+        let ecash_apis = apis.get_or_init(epoch_id, &self.client).await?;
         get_aggregate_verification_key(&self.storage, epoch_id, ecash_apis).await
     }
 
     async fn get_coin_index_signatures(
         &self,
         epoch_id: EpochId,
-        ecash_apis: &mut ApiClientsWrapper<'_, C>,
+        apis: &mut ApiClientsWrapper,
     ) -> Result<Vec<AnnotatedCoinIndexSignature>, BandwidthControllerError>
     where
         C: DkgQueryClient + Sync + Send,
         <St as Storage>::StorageError: Send + Sync + 'static,
     {
+        let ecash_apis = apis.get_or_init(epoch_id, &self.client).await?;
         get_coin_index_signatures(&self.storage, epoch_id, ecash_apis).await
     }
 
@@ -130,12 +132,13 @@ impl<C, St: Storage> BandwidthController<C, St> {
         &self,
         epoch_id: EpochId,
         expiration_date: Date,
-        ecash_apis: &mut ApiClientsWrapper<'_, C>,
+        apis: &mut ApiClientsWrapper,
     ) -> Result<Vec<AnnotatedExpirationDateSignature>, BandwidthControllerError>
     where
         C: DkgQueryClient + Sync + Send,
         <St as Storage>::StorageError: Send + Sync + 'static,
     {
+        let ecash_apis = apis.get_or_init(epoch_id, &self.client).await?;
         get_expiration_date_signatures(&self.storage, epoch_id, expiration_date, ecash_apis).await
     }
 
@@ -151,7 +154,7 @@ impl<C, St: Storage> BandwidthController<C, St> {
     {
         let epoch_id = retrieved_ticketbook.ticketbook.epoch_id();
         let expiration_date = retrieved_ticketbook.ticketbook.expiration_date();
-        let mut api_clients = ApiClientsWrapper::new(&self.client, epoch_id);
+        let mut api_clients = Default::default();
 
         let verification_key = self
             .get_aggregate_verification_key(epoch_id, &mut api_clients)

common/bandwidth-controller/src/utils.rs

@@ -21,67 +21,30 @@ use rand::thread_rng;
 use std::fmt::Display;
 use std::future::Future;
 
-pub(crate) trait EcashClientsProvider {
+// it really doesn't need the RwLock because it's never moved across tasks,
-    async fn try_get_ecash_clients(
+// but we need all the Send/Sync action
-        &mut self,
+#[derive(Default)]
-    ) -> Result<Vec<EcashApiClient>, BandwidthControllerError>;
+pub(crate) struct ApiClientsWrapper(Option<Vec<EcashApiClient>>);
-}
 
-impl EcashClientsProvider for Vec<EcashApiClient> {
+impl ApiClientsWrapper {
-    async fn try_get_ecash_clients(
+    pub(crate) async fn get_or_init<C>(
         &mut self,
-    ) -> Result<Vec<EcashApiClient>, BandwidthControllerError> {
-        Ok(self.clone())
-    }
-}
-
-impl<C> EcashClientsProvider for &mut ApiClientsWrapper<'_, C>
-where
-    C: DkgQueryClient + Sync + Send,
-{
-    async fn try_get_ecash_clients(
-        &mut self,
-    ) -> Result<Vec<EcashApiClient>, BandwidthControllerError> {
-        self.clients().await
-    }
-}
-
-pub(crate) enum ApiClientsWrapper<'a, C> {
-    Uninitialised {
-        query_client: &'a C,
         epoch_id: EpochId,
-    },
+        dkg_client: &C,
-    Cached {
+    ) -> Result<Vec<EcashApiClient>, BandwidthControllerError>
-        clients: Vec<EcashApiClient>,
-    },
-}
-
-impl<'a, C> ApiClientsWrapper<'a, C> {
-    pub(crate) fn new(query_client: &'a C, epoch_id: EpochId) -> Self {
-        ApiClientsWrapper::Uninitialised {
-            query_client,
-            epoch_id,
-        }
-    }
-
-    async fn clients(&mut self) -> Result<Vec<EcashApiClient>, BandwidthControllerError>
     where
         C: DkgQueryClient + Sync + Send,
     {
-        match self {
+        if let Some(cached) = &self.0 {
-            ApiClientsWrapper::Uninitialised {
+            return Ok(cached.clone());
-                query_client,
-                epoch_id,
-            } => {
-                let clients = all_ecash_api_clients(*query_client, *epoch_id).await?;
-                *self = ApiClientsWrapper::Cached {
-                    clients: clients.clone(),
-                };
-
-                Ok(clients)
-            }
-            ApiClientsWrapper::Cached { clients } => Ok(clients.clone()),
         }
+
+        let clients = all_ecash_api_clients(dkg_client, epoch_id).await?;
+
+        // technically we don't have to be cloning all the clients here, but it's way simpler than
+        // dealing with locking and whatnot given the performance penalty is negligible
+        self.0 = Some(clients.clone());
+        Ok(clients)
     }
 }
 
@@ -113,7 +76,7 @@ where
 pub(crate) async fn get_aggregate_verification_key<St>(
     storage: &St,
     epoch_id: EpochId,
-    mut ecash_apis: impl EcashClientsProvider,
+    ecash_apis: Vec<EcashApiClient>,
 ) -> Result<VerificationKeyAuth, BandwidthControllerError>
 where
     St: Storage,
@@ -127,8 +90,6 @@ where
         return Ok(stored);
     };
 
-    let ecash_apis = ecash_apis.try_get_ecash_clients().await?;
-
     let master_vk = query_random_apis_until_success(
         ecash_apis,
         |api| async move { api.api_client.master_verification_key(Some(epoch_id)).await },
@@ -154,7 +115,7 @@ where
 pub(crate) async fn get_coin_index_signatures<St>(
     storage: &St,
     epoch_id: EpochId,
-    mut ecash_apis: impl EcashClientsProvider,
+    ecash_apis: Vec<EcashApiClient>,
 ) -> Result<Vec<AnnotatedCoinIndexSignature>, BandwidthControllerError>
 where
     St: Storage,
@@ -168,8 +129,6 @@ where
         return Ok(stored);
     };
 
-    let ecash_apis = ecash_apis.try_get_ecash_clients().await?;
-
     let index_sigs = query_random_apis_until_success(
         ecash_apis,
         |api| async move {
@@ -200,7 +159,7 @@ pub(crate) async fn get_expiration_date_signatures<St>(
     storage: &St,
     epoch_id: EpochId,
     expiration_date: Date,
-    mut ecash_apis: impl EcashClientsProvider,
+    ecash_apis: Vec<EcashApiClient>,
 ) -> Result<Vec<AnnotatedExpirationDateSignature>, BandwidthControllerError>
 where
     St: Storage,
@@ -214,8 +173,6 @@ where
         return Ok(stored);
     };
 
-    let ecash_apis = ecash_apis.try_get_ecash_clients().await?;
-
     let expiration_sigs = query_random_apis_until_success(
         ecash_apis,
         |api| async move {

common/client-core/Cargo.toml

@@ -40,7 +40,6 @@ nym-crypto = { path = "../crypto" }
 nym-explorer-client = { path = "../../explorer-api/explorer-client" }
 nym-gateway-client = { path = "../client-libs/gateway-client" }
 nym-gateway-requests = { path = "../gateway-requests" }
-nym-http-api-client = { path = "../http-api-client" }
 nym-metrics = { path = "../nym-metrics" }
 nym-nonexhaustive-delayqueue = { path = "../nonexhaustive-delayqueue" }
 nym-sphinx = { path = "../nymsphinx" }

common/client-core/config-types/src/lib.rs

@@ -45,12 +45,11 @@ const DEFAULT_COVER_TRAFFIC_PRIMARY_SIZE_RATIO: f64 = 0.70;
 // clients/client-core/src/client/replies/reply_storage/surb_storage.rs
 const DEFAULT_MINIMUM_REPLY_SURB_STORAGE_THRESHOLD: usize = 10;
 const DEFAULT_MAXIMUM_REPLY_SURB_STORAGE_THRESHOLD: usize = 200;
-const DEFAULT_MINIMUM_REPLY_SURB_THRESHOLD_BUFFER: usize = 0;
 
 // define how much to request at once
 // clients/client-core/src/client/replies/reply_controller.rs
 const DEFAULT_MINIMUM_REPLY_SURB_REQUEST_SIZE: u32 = 10;
-const DEFAULT_MAXIMUM_REPLY_SURB_REQUEST_SIZE: u32 = 50;
+const DEFAULT_MAXIMUM_REPLY_SURB_REQUEST_SIZE: u32 = 100;
 
 const DEFAULT_MAXIMUM_ALLOWED_SURB_REQUEST_SIZE: u32 = 500;
 
@@ -146,11 +145,6 @@ impl Config {
         self
     }
 
-    pub fn with_forget_me(mut self, forget_me: ForgetMe) -> Self {
-        self.debug.forget_me = forget_me;
-        self
-    }
-
     // TODO: this should be refactored properly
     // as of 12.09.23 the below is true (not sure how this comment will rot in the future)
     // medium_toggle:
@@ -523,7 +517,7 @@ impl Default for Acknowledgements {
 }
 
 #[derive(Debug, Clone, Copy, Deserialize, PartialEq, Serialize)]
-#[serde(default)]
+#[serde(default, deny_unknown_fields)]
 pub struct Topology {
     /// The uniform delay every which clients are querying the directory server
     /// to try to obtain a compatible network topology to send sphinx packets through.
@@ -559,15 +553,12 @@ pub struct Topology {
 
     /// Specifies whether this client should attempt to retrieve all available network nodes
     /// as opposed to just active mixnodes/gateways.
+    /// Useless without `ignore_epoch_roles = true`
     pub use_extended_topology: bool,
 
     /// Specifies whether this client should ignore the current epoch role of the target egress node
     /// when constructing the final hop packets.
     pub ignore_egress_epoch_role: bool,
-
-    /// Specifies whether this client should ignore the current epoch role of the ingress node
-    /// when attempting to establish new connection
-    pub ignore_ingress_epoch_role: bool,
 }
 
 #[allow(clippy::large_enum_variant)]
@@ -605,9 +596,7 @@ impl Default for Topology {
             minimum_mixnode_performance: DEFAULT_MIN_MIXNODE_PERFORMANCE,
             minimum_gateway_performance: DEFAULT_MIN_GATEWAY_PERFORMANCE,
             use_extended_topology: false,
-
+            ignore_egress_epoch_role: false,
-            ignore_egress_epoch_role: true,
-            ignore_ingress_epoch_role: true,
         }
     }
 }
@@ -622,10 +611,6 @@ pub struct ReplySurbs {
     /// Defines the maximum number of reply surbs the client wants to keep in its storage at any times.
     pub maximum_reply_surb_storage_threshold: usize,
 
-    /// Defines the soft threshold ontop of the minimum reply surb storage threshold for when the client
-    /// should proactively request additional reply surbs.
-    pub minimum_reply_surb_threshold_buffer: usize,
-
     /// Defines the minimum number of reply surbs the client would request.
     pub minimum_reply_surb_request_size: u32,
 
@@ -658,9 +643,6 @@ pub struct ReplySurbs {
     /// Specifies the number of mixnet hops the packet should go through. If not specified, then
     /// the default value is used.
     pub surb_mix_hops: Option<u8>,
-
-    /// Specifies if we should reset all the sender tags on startup
-    pub fresh_sender_tags: bool,
 }
 
 impl Default for ReplySurbs {
@@ -668,7 +650,6 @@ impl Default for ReplySurbs {
         ReplySurbs {
             minimum_reply_surb_storage_threshold: DEFAULT_MINIMUM_REPLY_SURB_STORAGE_THRESHOLD,
             maximum_reply_surb_storage_threshold: DEFAULT_MAXIMUM_REPLY_SURB_STORAGE_THRESHOLD,
-            minimum_reply_surb_threshold_buffer: DEFAULT_MINIMUM_REPLY_SURB_THRESHOLD_BUFFER,
             minimum_reply_surb_request_size: DEFAULT_MINIMUM_REPLY_SURB_REQUEST_SIZE,
             maximum_reply_surb_request_size: DEFAULT_MAXIMUM_REPLY_SURB_REQUEST_SIZE,
             maximum_allowed_reply_surb_request_size: DEFAULT_MAXIMUM_ALLOWED_SURB_REQUEST_SIZE,
@@ -678,7 +659,6 @@ impl Default for ReplySurbs {
             maximum_reply_surb_age: DEFAULT_MAXIMUM_REPLY_SURB_AGE,
             maximum_reply_key_age: DEFAULT_MAXIMUM_REPLY_KEY_AGE,
             surb_mix_hops: None,
-            fresh_sender_tags: false,
         }
     }
 }
@@ -734,9 +714,6 @@ pub struct DebugConfig {
 
     /// Defines all configuration options related to stats reporting.
     pub stats_reporting: StatsReporting,
-
-    /// Defines all configuration options related to the forget me flag.
-    pub forget_me: ForgetMe,
 }
 
 impl DebugConfig {
@@ -759,69 +736,6 @@ impl Default for DebugConfig {
             topology: Default::default(),
             reply_surbs: Default::default(),
             stats_reporting: Default::default(),
-            forget_me: Default::default(),
-        }
-    }
-}
-
-#[derive(Clone, Default, Debug, Deserialize, PartialEq, Serialize, Copy)]
-pub struct ForgetMe {
-    client: bool,
-    stats: bool,
-}
-
-impl From<bool> for ForgetMe {
-    fn from(value: bool) -> Self {
-        if value {
-            Self::new_all()
-        } else {
-            Self::new_none()
-        }
-    }
-}
-
-impl ForgetMe {
-    pub fn new_all() -> Self {
-        Self {
-            client: true,
-            stats: true,
-        }
-    }
-
-    pub fn new_client() -> Self {
-        Self {
-            client: true,
-            stats: false,
-        }
-    }
-
-    pub fn new_stats() -> Self {
-        Self {
-            client: false,
-            stats: true,
-        }
-    }
-
-    pub fn new(client: bool, stats: bool) -> Self {
-        Self { client, stats }
-    }
-
-    pub fn any(&self) -> bool {
-        self.client || self.stats
-    }
-
-    pub fn client(&self) -> bool {
-        self.client
-    }
-
-    pub fn stats(&self) -> bool {
-        self.stats
-    }
-
-    pub fn new_none() -> Self {
-        Self {
-            client: false,
-            stats: false,
         }
     }
 }

common/client-core/config-types/src/old/v5.rs

@@ -181,9 +181,8 @@ impl From<ConfigV5> for Config {
                     maximum_reply_surb_age: value.debug.reply_surbs.maximum_reply_surb_age,
                     maximum_reply_key_age: value.debug.reply_surbs.maximum_reply_key_age,
                     surb_mix_hops: value.debug.reply_surbs.surb_mix_hops,
-                    ..Default::default()
                 },
-                ..Default::default()
+                stats_reporting: Default::default(),
             },
         }
     }

common/client-core/gateways-storage/src/backend/fs_backend/mod.rs

@@ -15,7 +15,6 @@ pub mod error;
 mod manager;
 mod models;
 
-#[derive(Clone)]
 pub struct OnDiskGatewaysDetails {
     manager: StorageManager,
 }

common/client-core/gateways-storage/src/backend/mem_backend.rs

@@ -20,12 +20,12 @@ pub enum InMemStorageError {
     MalformedGateway(#[from] BadGateway),
 }
 
-#[derive(Clone, Debug, Default)]
+#[derive(Debug, Default)]
 pub struct InMemGatewaysDetails {
     inner: Arc<RwLock<InMemStorageInner>>,
 }
 
-#[derive(Clone, Debug, Default)]
+#[derive(Debug, Default)]
 struct InMemStorageInner {
     active_gateway: Option<String>,
     gateways: HashMap<String, GatewayRegistration>,

common/client-core/src/cli_helpers/client_add_gateway.rs

@@ -115,12 +115,11 @@ where
         hardcoded_topology.entry_capable_nodes().cloned().collect()
     } else {
         let mut rng = rand::thread_rng();
-        crate::init::helpers::gateways_for_init(
+        crate::init::helpers::current_gateways(
             &mut rng,
             &core.client.nym_api_urls,
             user_agent,
             core.debug.topology.minimum_gateway_performance,
-            core.debug.topology.ignore_ingress_epoch_role,
         )
         .await?
     };
@@ -139,8 +138,6 @@ where
     let gateway_setup = GatewaySetup::New {
         specification: selection_spec,
         available_gateways,
-        #[cfg(unix)]
-        connection_fd_callback: None,
     };
 
     let init_details =

common/client-core/src/cli_helpers/client_init.rs

@@ -93,10 +93,6 @@ pub struct CommonClientInitArgs {
     /// Sets the address to report statistics
     #[cfg_attr(feature = "cli", clap(long, hide = true))]
     pub stats_reporting_address: Option<Recipient>,
-
-    /// Sets the forget me flag
-    #[cfg_attr(feature = "cli", clap(long, hide = true, default_value_t = false))]
-    pub forget_me: bool,
 }
 
 pub struct InitResultsWithConfig<T> {
@@ -174,12 +170,11 @@ where
         hardcoded_topology.entry_capable_nodes().cloned().collect()
     } else {
         let mut rng = rand::thread_rng();
-        crate::init::helpers::gateways_for_init(
+        crate::init::helpers::current_gateways(
             &mut rng,
             &core.client.nym_api_urls,
             user_agent,
             core.debug.topology.minimum_gateway_performance,
-            core.debug.topology.ignore_ingress_epoch_role,
         )
         .await?
     };
@@ -187,8 +182,6 @@ where
     let gateway_setup = GatewaySetup::New {
         specification: selection_spec,
         available_gateways,
-        #[cfg(unix)]
-        connection_fd_callback: None,
     };
 
     let init_details =

common/client-core/src/cli_helpers/client_run.rs

@@ -61,8 +61,4 @@ pub struct CommonClientRunArgs {
     /// Sets the address to report statistics
     #[cfg_attr(feature = "cli", clap(long, hide = true))]
     pub stats_reporting_address: Option<Recipient>,
-
-    /// Sets the forget me flag
-    #[cfg_attr(feature = "cli", clap(long, hide = true, default_value_t = false))]
-    pub forget_me: bool,
 }

common/client-core/src/client/base_client/mod.rs

@@ -1,7 +1,6 @@
 // Copyright 2022-2023 - Nym Technologies SA <contact@nymtech.net>
 // SPDX-License-Identifier: Apache-2.0
 
-use super::mix_traffic::ClientRequestSender;
 use super::received_buffer::ReceivedBufferMessage;
 use super::statistics_control::StatisticsControl;
 use crate::client::base_client::storage::helpers::store_client_keys;
@@ -32,15 +31,13 @@ use crate::init::{
     setup_gateway,
     types::{GatewaySetup, InitialisationResult},
 };
-use crate::{config, spawn_future};
+use crate::{config, spawn_future, ForgetMe};
 use futures::channel::mpsc;
 use log::*;
 use nym_bandwidth_controller::BandwidthController;
-use nym_client_core_config_types::ForgetMe;
 use nym_client_core_gateways_storage::{GatewayDetails, GatewaysDetailsStore};
 use nym_credential_storage::storage::Storage as CredentialStorage;
 use nym_crypto::asymmetric::{encryption, identity};
-use nym_crypto::hkdf::DerivationMaterial;
 use nym_gateway_client::client::config::GatewayClientConfig;
 use nym_gateway_client::{
     AcknowledgementReceiver, GatewayClient, GatewayConfig, MixnetMessageReceiver, PacketRouter,
@@ -178,8 +175,8 @@ impl From<bool> for CredentialsToggle {
     }
 }
 
-pub struct BaseClientBuilder<C, S: MixnetClientStorage> {
+pub struct BaseClientBuilder<'a, C, S: MixnetClientStorage> {
-    config: Config,
+    config: &'a Config,
     client_store: S,
     dkg_query_client: Option<C>,
 
@@ -194,19 +191,19 @@ pub struct BaseClientBuilder<C, S: MixnetClientStorage> {
     #[cfg(unix)]
     connection_fd_callback: Option<Arc<dyn Fn(RawFd) + Send + Sync>>,
 
-    derivation_material: Option<DerivationMaterial>,
+    forget_me: ForgetMe,
 }
 
-impl<C, S> BaseClientBuilder<C, S>
+impl<'a, C, S> BaseClientBuilder<'a, C, S>
 where
     S: MixnetClientStorage + 'static,
     C: DkgQueryClient + Send + Sync + 'static,
 {
     pub fn new(
-        base_config: Config,
+        base_config: &'a Config,
         client_store: S,
         dkg_query_client: Option<C>,
-    ) -> BaseClientBuilder<C, S> {
+    ) -> BaseClientBuilder<'a, C, S> {
         BaseClientBuilder {
             config: base_config,
             client_store,
@@ -219,22 +216,13 @@ where
             setup_method: GatewaySetup::MustLoad { gateway_id: None },
             #[cfg(unix)]
             connection_fd_callback: None,
-            derivation_material: None,
+            forget_me: Default::default(),
         }
     }
 
-    #[must_use]
-    pub fn with_derivation_material(
-        mut self,
-        derivation_material: Option<DerivationMaterial>,
-    ) -> Self {
-        self.derivation_material = derivation_material;
-        self
-    }
-
     #[must_use]
     pub fn with_forget_me(mut self, forget_me: &ForgetMe) -> Self {
-        self.config.debug.forget_me = *forget_me;
+        self.forget_me = forget_me.clone();
         self
     }
 
@@ -310,7 +298,7 @@ where
         topology_accessor: TopologyAccessor,
         mix_tx: BatchMixMessageSender,
         stats_tx: ClientStatsSender,
-        task_client: TaskClient,
+        shutdown: TaskClient,
     ) {
         info!("Starting loop cover traffic stream...");
 
@@ -323,10 +311,9 @@ where
             debug_config.traffic,
             debug_config.cover_traffic,
             stats_tx,
-            task_client,
         );
 
-        stream.start();
+        stream.start_with_shutdown(shutdown);
     }
 
     #[allow(clippy::too_many_arguments)]
@@ -341,7 +328,7 @@ where
         reply_controller_receiver: ReplyControllerReceiver,
         lane_queue_lengths: LaneQueueLengths,
         client_connection_rx: ConnectionCommandReceiver,
-        task_client: TaskClient,
+        shutdown: TaskClient,
         packet_type: PacketType,
         stats_tx: ClientStatsSender,
     ) {
@@ -359,9 +346,8 @@ where
             lane_queue_lengths,
             client_connection_rx,
             stats_tx,
-            task_client,
         )
-        .start(packet_type);
+        .start_with_shutdown(shutdown, packet_type);
     }
 
     // buffer controlling all messages fetched from provider
@@ -384,9 +370,8 @@ where
                 reply_key_storage,
                 reply_controller_sender,
                 metrics_reporter,
-                shutdown,
             );
-        controller.start()
+        controller.start_with_shutdown(shutdown)
     }
 
     #[allow(clippy::too_many_arguments)]
@@ -487,7 +472,6 @@ where
             .claim_initial_bandwidth()
             .await
             .map_err(gateway_failure)?;
-
         gateway_client
             .start_listening_for_mixnet_messages()
             .map_err(gateway_failure)?;
@@ -575,22 +559,15 @@ where
         topology_accessor: TopologyAccessor,
         local_gateway: NodeIdentity,
         wait_for_gateway: bool,
-        mut task_client: TaskClient,
+        mut shutdown: TaskClient,
     ) -> Result<(), ClientCoreError> {
         let topology_refresher_config =
             TopologyRefresherConfig::new(topology_config.topology_refresh_rate);
 
-        if topology_config.disable_refreshing {
-            // if we're not spawning the refresher, don't cause shutdown immediately
-            info!("The background topology refesher is not going to be started");
-            task_client.disarm();
-        }
-
         let mut topology_refresher = TopologyRefresher::new(
             topology_refresher_config,
             topology_accessor,
             topology_provider,
-            task_client,
         );
         // before returning, block entire runtime to refresh the current network view so that any
         // components depending on topology would see a non-empty view
@@ -631,11 +608,15 @@ where
             }
         }
 
-        if !topology_config.disable_refreshing {
+        if topology_config.disable_refreshing {
+            // if we're not spawning the refresher, don't cause shutdown immediately
+            info!("The topology refesher is not going to be started");
+            shutdown.disarm();
+        } else {
             // don't spawn the refresher if we don't want to be refreshing the topology.
             // only use the initial values obtained
             info!("Starting topology refresher...");
-            topology_refresher.start();
+            topology_refresher.start_with_shutdown(shutdown);
         }
 
         Ok(())
@@ -646,29 +627,30 @@ where
         user_agent: Option<UserAgent>,
         client_stats_id: String,
         input_sender: Sender<InputMessage>,
-        task_client: TaskClient,
+        shutdown: TaskClient,
     ) -> ClientStatsSender {
         info!("Starting statistics control...");
-        StatisticsControl::create_and_start(
+        StatisticsControl::create_and_start_with_shutdown(
             config.debug.stats_reporting,
             user_agent
                 .map(|u| u.application)
                 .unwrap_or("unknown".to_string()),
             client_stats_id,
             input_sender.clone(),
-            task_client,
+            shutdown.with_suffix("controller"),
         )
     }
 
     fn start_mix_traffic_controller(
         gateway_transceiver: Box<dyn GatewayTransceiver + Send>,
         shutdown: TaskClient,
-    ) -> (BatchMixMessageSender, ClientRequestSender) {
+        forget_me: ForgetMe,
+    ) -> BatchMixMessageSender {
         info!("Starting mix traffic controller...");
-        let (mix_traffic_controller, mix_tx, client_tx) =
+        let (mix_traffic_controller, mix_tx) =
-            MixTrafficController::new(gateway_transceiver, shutdown);
+            MixTrafficController::new(gateway_transceiver, forget_me);
-        mix_traffic_controller.start();
+        mix_traffic_controller.start_with_shutdown(shutdown);
-        (mix_tx, client_tx)
+        mix_tx
     }
 
     // TODO: rename it as it implies the data is persistent whilst one can use InMemBackend
@@ -703,7 +685,6 @@ where
         setup_method: GatewaySetup,
         key_store: &S::KeyStore,
         details_store: &S::GatewaysDetailsStore,
-        derivation_material: Option<DerivationMaterial>,
     ) -> Result<InitialisationResult, ClientCoreError>
     where
         <S::KeyStore as KeyStore>::StorageError: Sync + Send,
@@ -713,12 +694,7 @@ where
         if key_store.load_keys().await.is_err() {
             info!("could not find valid client keys - a new set will be generated");
             let mut rng = OsRng;
-            let keys = if let Some(derivation_material) = derivation_material {
+            let keys = ClientKeys::generate_new(&mut rng);
-                ClientKeys::from_master_key(&mut rng, &derivation_material)
-                    .map_err(|_| ClientCoreError::HkdfDerivationError {})?
-            } else {
-                ClientKeys::generate_new(&mut rng)
-            };
             store_client_keys(keys, key_store).await?;
         }
 
@@ -740,7 +716,6 @@ where
             self.setup_method,
             self.client_store.key_store(),
             self.client_store.gateway_details_store(),
-            self.derivation_material,
         )
         .await?;
 
@@ -797,7 +772,7 @@ where
         );
 
         let stats_reporter = Self::start_statistics_control(
-            &self.config,
+            self.config,
             self.user_agent.clone(),
             generate_client_stats_id(*self_address.identity()),
             input_sender.clone(),
@@ -823,7 +798,7 @@ where
 
         let gateway_transceiver = Self::setup_gateway_transceiver(
             self.custom_gateway_transceiver,
-            &self.config,
+            self.config,
             init_res,
             bandwidth_controller,
             &details_store,
@@ -857,9 +832,10 @@ where
         // traffic stream.
         // The MixTrafficController then sends the actual traffic
 
-        let (message_sender, client_request_sender) = Self::start_mix_traffic_controller(
+        let message_sender = Self::start_mix_traffic_controller(
             gateway_transceiver,
             shutdown.fork("mix_traffic_controller"),
+            self.forget_me,
         );
 
         // Channels that the websocket listener can use to signal downstream to the real traffic
@@ -934,8 +910,6 @@ where
             },
             stats_reporter,
             task_handle: shutdown,
-            client_request_sender,
-            forget_me: self.config.debug.forget_me,
         })
     }
 }
@@ -947,7 +921,6 @@ pub struct BaseClient {
     pub client_output: ClientOutputStatus,
     pub client_state: ClientState,
     pub stats_reporter: ClientStatsSender,
-    pub client_request_sender: ClientRequestSender,
+
     pub task_handle: TaskHandle,
-    pub forget_me: ForgetMe,
 }

common/client-core/src/client/base_client/non_wasm_helpers.rs

@@ -88,7 +88,7 @@ pub async fn setup_fs_reply_surb_backend<P: AsRef<Path>>(
     let db_path = db_path.as_ref();
     if db_path.exists() {
         info!("loading existing surb database");
-        match fs_backend::Backend::try_load(db_path, surb_config.fresh_sender_tags).await {
+        match fs_backend::Backend::try_load(db_path).await {
             Ok(backend) => Ok(backend),
             Err(err) => {
                 error!("failed to setup persistent storage backend for our reply needs: {err}. We're going to create a fresh database instead. This behaviour might change in the future");

common/client-core/src/client/base_client/storage/mod.rs

@@ -4,8 +4,6 @@
 // TODO: combine those more closely. Perhaps into a single underlying store.
 // Like for persistent, on-disk, storage, what's the point of having 3 different databases?
 
-use rand::rngs::OsRng;
-
 use crate::client::key_manager::persistence::{InMemEphemeralKeys, KeyStore};
 use crate::client::replies::reply_storage;
 use crate::client::replies::reply_storage::ReplyStorageBackend;
@@ -65,7 +63,7 @@ pub trait MixnetClientStorage {
     fn gateway_details_store(&self) -> &Self::GatewaysDetailsStore;
 }
 
-#[derive(Clone)]
+#[derive(Default)]
 pub struct Ephemeral {
     key_store: InMemEphemeralKeys,
     reply_store: reply_storage::Empty,
@@ -73,14 +71,9 @@ pub struct Ephemeral {
     gateway_details_store: InMemGatewaysDetails,
 }
 
-impl Default for Ephemeral {
+impl Ephemeral {
-    fn default() -> Self {
+    pub fn new() -> Self {
-        Ephemeral {
+        Default::default()
-            key_store: InMemEphemeralKeys::new(&mut OsRng),
-            reply_store: Default::default(),
-            credential_store: Default::default(),
-            gateway_details_store: Default::default(),
-        }
     }
 }
 
@@ -121,7 +114,6 @@ impl MixnetClientStorage for Ephemeral {
     }
 }
 
-#[derive(Clone)]
 #[cfg(all(
     not(target_arch = "wasm32"),
     feature = "fs-surb-storage",

common/client-core/src/client/cover_traffic_stream.rs

@@ -13,7 +13,6 @@ use nym_sphinx::cover::generate_loop_cover_packet;
 use nym_sphinx::params::{PacketSize, PacketType};
 use nym_sphinx::utils::sample_poisson_duration;
 use nym_statistics_common::clients::{packet_statistics::PacketStatisticsEvent, ClientStatsSender};
-use nym_task::TaskClient;
 use rand::{rngs::OsRng, CryptoRng, Rng};
 use std::pin::Pin;
 use std::sync::Arc;
@@ -65,8 +64,6 @@ where
     packet_type: PacketType,
 
     stats_tx: ClientStatsSender,
-
-    task_client: TaskClient,
 }
 
 impl<R> Stream for LoopCoverTrafficStream<R>
@@ -113,7 +110,6 @@ impl LoopCoverTrafficStream<OsRng> {
         traffic_config: config::Traffic,
         cover_config: config::CoverTraffic,
         stats_tx: ClientStatsSender,
-        task_client: TaskClient,
     ) -> Self {
         let rng = OsRng;
 
@@ -132,7 +128,6 @@ impl LoopCoverTrafficStream<OsRng> {
             secondary_packet_size: traffic_config.secondary_packet_size,
             packet_type: traffic_config.packet_type,
             stats_tx,
-            task_client,
         }
     }
 
@@ -180,7 +175,7 @@ impl LoopCoverTrafficStream<OsRng> {
             }
         };
 
-        let cover_message = match generate_loop_cover_packet(
+        let cover_message = generate_loop_cover_packet(
             &mut self.rng,
             topology_ref,
             &self.ack_key,
@@ -189,15 +184,8 @@ impl LoopCoverTrafficStream<OsRng> {
             self.cover_traffic.loop_cover_traffic_average_delay,
             cover_traffic_packet_size,
             self.packet_type,
-        ) {
+        )
-            Ok(cover_message) => cover_message,
+        .expect("Somehow failed to generate a loop cover message with a valid topology");
-            Err(err) => {
-                warn!(
-                    "Somehow failed to generate a loop cover message with a valid topology: {err}"
-                );
-                return;
-            }
-        };
 
         if let Err(err) = self.mix_tx.try_send(vec![cover_message]) {
             match err {
@@ -229,7 +217,7 @@ impl LoopCoverTrafficStream<OsRng> {
         tokio::task::yield_now().await;
     }
 
-    pub fn start(mut self) {
+    pub fn start_with_shutdown(mut self, mut shutdown: nym_task::TaskClient) {
         if self.cover_traffic.disable_loop_cover_traffic_stream {
             // we should have never got here in the first place - the task should have never been created to begin with
             // so panic and review the code that lead to this branch
@@ -243,8 +231,6 @@ impl LoopCoverTrafficStream<OsRng> {
         );
         self.set_next_delay(sampled);
 
-        let mut shutdown = self.task_client.fork("select");
-
         spawn_future(async move {
             debug!("Started LoopCoverTrafficStream with graceful shutdown support");
 

common/client-core/src/client/inbound_messages.rs

@@ -28,7 +28,6 @@ pub enum InputMessage {
         recipient: Recipient,
         data: Vec<u8>,
         lane: TransmissionLane,
-        max_retransmissions: Option<u32>,
     },
 
     /// Creates a message used for a duplex anonymous communication where the recipient
@@ -44,7 +43,6 @@ pub enum InputMessage {
         data: Vec<u8>,
         reply_surbs: u32,
         lane: TransmissionLane,
-        max_retransmissions: Option<u32>,
     },
 
     /// Attempt to use our internally received and stored `ReplySurb` to send the message back
@@ -55,7 +53,6 @@ pub enum InputMessage {
         recipient_tag: AnonymousSenderTag,
         data: Vec<u8>,
         lane: TransmissionLane,
-        max_retransmissions: Option<u32>,
     },
 
     MessageWrapper {
@@ -95,7 +92,6 @@ impl InputMessage {
             recipient,
             data,
             lane,
-            max_retransmissions: None,
         };
         if let Some(packet_type) = packet_type {
             InputMessage::new_wrapper(message, packet_type)
@@ -116,7 +112,28 @@ impl InputMessage {
             data,
             reply_surbs,
             lane,
-            max_retransmissions: None,
+        };
+        if let Some(packet_type) = packet_type {
+            InputMessage::new_wrapper(message, packet_type)
+        } else {
+            message
+        }
+    }
+
+    // IMHO `new_anonymous` should take `mix_hops: Option<u8>` as an argument instead of creating
+    // this function, but that would potentially break backwards compatibility with the current API
+    pub fn new_anonymous_with_custom_hops(
+        recipient: Recipient,
+        data: Vec<u8>,
+        reply_surbs: u32,
+        lane: TransmissionLane,
+        packet_type: Option<PacketType>,
+    ) -> Self {
+        let message = InputMessage::Anonymous {
+            recipient,
+            data,
+            reply_surbs,
+            lane,
         };
         if let Some(packet_type) = packet_type {
             InputMessage::new_wrapper(message, packet_type)
@@ -135,7 +152,6 @@ impl InputMessage {
             recipient_tag,
             data,
             lane,
-            max_retransmissions: None,
         };
         if let Some(packet_type) = packet_type {
             InputMessage::new_wrapper(message, packet_type)
@@ -153,34 +169,4 @@ impl InputMessage {
             InputMessage::MessageWrapper { message, .. } => message.lane(),
         }
     }
-
-    pub fn set_max_retransmissions(&mut self, max_retransmissions: u32) -> &mut Self {
-        match self {
-            InputMessage::Regular {
-                max_retransmissions: m,
-                ..
-            }
-            | InputMessage::Anonymous {
-                max_retransmissions: m,
-                ..
-            }
-            | InputMessage::Reply {
-                max_retransmissions: m,
-                ..
-            } => {
-                *m = Some(max_retransmissions);
-            }
-            InputMessage::Premade { .. } => {}
-            InputMessage::MessageWrapper { message, .. } => {
-                message.set_max_retransmissions(max_retransmissions);
-            }
-        }
-
-        self
-    }
-
-    pub fn with_max_retransmissions(mut self, max_retransmissions: u32) -> Self {
-        self.set_max_retransmissions(max_retransmissions);
-        self
-    }
 }

common/client-core/src/client/key_manager/mod.rs

@@ -2,10 +2,7 @@
 // SPDX-License-Identifier: Apache-2.0
 
 use crate::client::key_manager::persistence::KeyStore;
-use nym_crypto::{
+use nym_crypto::asymmetric::{encryption, identity};
-    asymmetric::{encryption, identity},
-    hkdf::{DerivationMaterial, InvalidLength},
-};
 use nym_gateway_requests::shared_key::{LegacySharedKeys, SharedGatewayKey, SharedSymmetricKey};
 use nym_sphinx::acknowledgements::AckKey;
 use rand::{CryptoRng, RngCore};
@@ -13,7 +10,6 @@ use std::sync::Arc;
 use zeroize::ZeroizeOnDrop;
 
 pub mod persistence;
-mod test;
 
 // Note: to support key rotation in the future, all keys will require adding an extra smart pointer,
 // most likely an AtomicCell, or if it doesn't work as I think it does, a Mutex. Although I think
@@ -47,24 +43,6 @@ impl ClientKeys {
         }
     }
 
-    pub fn from_master_key<R>(
-        rng: &mut R,
-        derivation_material: &DerivationMaterial,
-    ) -> Result<Self, InvalidLength>
-    where
-        R: RngCore + CryptoRng,
-    {
-        let secret = derivation_material.derive_secret()?;
-        Ok(ClientKeys {
-            identity_keypair: Arc::new(identity::KeyPair::from_secret(
-                secret,
-                derivation_material.index(),
-            )),
-            encryption_keypair: Arc::new(encryption::KeyPair::new(rng)),
-            ack_key: Arc::new(AckKey::new(rng)),
-        })
-    }
-
     pub fn from_keys(
         id_keypair: identity::KeyPair,
         enc_keypair: encryption::KeyPair,

common/client-core/src/client/key_manager/persistence.rs

@@ -3,9 +3,7 @@
 
 use crate::client::key_manager::ClientKeys;
 use async_trait::async_trait;
-use rand::{CryptoRng, RngCore};
 use std::error::Error;
-use std::sync::Arc;
 use tokio::sync::Mutex;
 
 #[cfg(not(target_arch = "wasm32"))]
@@ -66,7 +64,6 @@ pub enum OnDiskKeysError {
     },
 }
 
-#[derive(Clone)]
 #[cfg(not(target_arch = "wasm32"))]
 pub struct OnDiskKeys {
     paths: ClientKeysPaths,
@@ -196,20 +193,9 @@ impl KeyStore for OnDiskKeys {
     }
 }
 
-#[derive(Clone)]
+#[derive(Default)]
 pub struct InMemEphemeralKeys {
-    keys: Arc<Mutex<ClientKeys>>,
+    keys: Mutex<Option<ClientKeys>>,
-}
-
-impl InMemEphemeralKeys {
-    pub fn new<R>(rng: &mut R) -> Self
-    where
-        R: RngCore + CryptoRng,
-    {
-        InMemEphemeralKeys {
-            keys: Arc::new(Mutex::new(ClientKeys::generate_new(rng))),
-        }
-    }
 }
 
 #[derive(Debug, thiserror::Error)]
@@ -222,11 +208,11 @@ impl KeyStore for InMemEphemeralKeys {
     type StorageError = EphemeralKeysError;
 
     async fn load_keys(&self) -> Result<ClientKeys, Self::StorageError> {
-        Ok(self.keys.lock().await.clone())
+        self.keys.lock().await.clone().ok_or(EphemeralKeysError)
     }
 
     async fn store_keys(&self, keys: &ClientKeys) -> Result<(), Self::StorageError> {
-        *self.keys.lock().await = keys.clone();
+        *self.keys.lock().await = Some(keys.clone());
         Ok(())
     }
 }

common/client-core/src/client/key_manager/test.rs

@@ -1,89 +0,0 @@
-#[cfg(test)]
-mod tests {
-    use crate::client::key_manager::ClientKeys;
-    use nym_crypto::hkdf::DerivationMaterial;
-    use rand::SeedableRng;
-    use rand_chacha::ChaCha20Rng;
-
-    #[test]
-    fn test_from_master_key_success() {
-        // Set up a deterministic RNG.
-        let seed = [33u8; 32];
-        let mut rng = ChaCha20Rng::from_seed(seed);
-
-        // Set up the derivation material.
-        let master_key = b"this is a secret master key";
-        let salt = b"unique-salt";
-        let derivation_material = DerivationMaterial::new(master_key, 0, salt);
-
-        // Generate ClientKeys from the master key.
-        let client_keys = ClientKeys::from_master_key(&mut rng, &derivation_material)
-            .expect("Failed to create client keys");
-
-        assert_eq!(
-            client_keys.identity_keypair().public_key().to_string(),
-            String::from("FX4Undr5LPPBA7zThWWpAKXKQTXSbW1C28PnxbCqUkU4")
-        );
-
-        assert_eq!(
-            client_keys.identity_keypair().private_key().to_string(),
-            String::from("6S3uMi2rU5SwyUUYCiMrF5qqdcYnEDMYLggBSvavVzEt")
-        );
-    }
-
-    #[test]
-    fn test_from_master_key_deterministic_identity() {
-        // Using identical derivation material should result in the exactly same identity keypair.
-        let seed = [1u8; 32];
-        let mut rng1 = ChaCha20Rng::from_seed(seed);
-        let mut rng2 = ChaCha20Rng::from_seed(seed);
-
-        let master_key = b"another secret master key";
-        let salt = b"deterministic-salt";
-        let index = 7u32;
-        let derivation_material = DerivationMaterial::new(master_key, index, salt);
-
-        let client_keys1 = ClientKeys::from_master_key(&mut rng1, &derivation_material)
-            .expect("Failed to create client keys (first instance)");
-        let client_keys2 = ClientKeys::from_master_key(&mut rng2, &derivation_material)
-            .expect("Failed to create client keys (second instance)");
-
-        assert_eq!(
-            client_keys1.identity_keypair().public_key().to_string(),
-            client_keys2.identity_keypair().public_key().to_string()
-        );
-
-        assert_eq!(
-            client_keys1.identity_keypair().private_key().to_string(),
-            client_keys2.identity_keypair().private_key().to_string()
-        );
-    }
-
-    #[test]
-    fn test_from_master_key_different_indices() {
-        // Changing the index should yield a different identity key.
-        let seed = [5u8; 32];
-        let mut rng = ChaCha20Rng::from_seed(seed);
-
-        let master_key = b"same secret key";
-        let salt = b"same-salt";
-
-        let derivation_material1 = DerivationMaterial::new(master_key, 1, salt);
-        let derivation_material2 = DerivationMaterial::new(master_key, 2, salt);
-
-        let client_keys1 = ClientKeys::from_master_key(&mut rng, &derivation_material1)
-            .expect("Failed to create client keys for index 1");
-        let client_keys2 = ClientKeys::from_master_key(&mut rng, &derivation_material2)
-            .expect("Failed to create client keys for index 2");
-
-        assert_ne!(
-            client_keys1.identity_keypair().public_key().to_string(),
-            client_keys2.identity_keypair().public_key().to_string()
-        );
-
-        assert_ne!(
-            client_keys1.identity_keypair().private_key().to_string(),
-            client_keys2.identity_keypair().private_key().to_string()
-        );
-    }
-}

common/client-core/src/client/mix_traffic/mod.rs

@@ -2,18 +2,13 @@
 // SPDX-License-Identifier: Apache-2.0
 
 use crate::client::mix_traffic::transceiver::GatewayTransceiver;
-use crate::error::ClientCoreError;
+use crate::{spawn_future, ForgetMe};
-use crate::spawn_future;
 use log::*;
 use nym_gateway_requests::ClientRequest;
 use nym_sphinx::forwarding::packet::MixPacket;
-use nym_task::TaskClient;
-use transceiver::ErasedGatewayError;
 
 pub type BatchMixMessageSender = tokio::sync::mpsc::Sender<Vec<MixPacket>>;
 pub type BatchMixMessageReceiver = tokio::sync::mpsc::Receiver<Vec<MixPacket>>;
-pub type ClientRequestReceiver = tokio::sync::mpsc::Receiver<ClientRequest>;
-pub type ClientRequestSender = tokio::sync::mpsc::Sender<ClientRequest>;
 
 pub mod transceiver;
 
@@ -28,73 +23,52 @@ pub struct MixTrafficController {
     gateway_transceiver: Box<dyn GatewayTransceiver + Send>,
 
     mix_rx: BatchMixMessageReceiver,
-    client_rx: ClientRequestReceiver,
 
     // TODO: this is temporary work-around.
     // in long run `gateway_client` will be moved away from `MixTrafficController` anyway.
     consecutive_gateway_failure_count: usize,
-
+    forget_me: ForgetMe,
-    task_client: TaskClient,
 }
 
 impl MixTrafficController {
     pub fn new<T>(
         gateway_transceiver: T,
-        task_client: TaskClient,
+        forget_me: ForgetMe,
-    ) -> (
+    ) -> (MixTrafficController, BatchMixMessageSender)
-        MixTrafficController,
-        BatchMixMessageSender,
-        ClientRequestSender,
-    )
     where
         T: GatewayTransceiver + Send + 'static,
     {
         let (message_sender, message_receiver) =
             tokio::sync::mpsc::channel(MIX_MESSAGE_RECEIVER_BUFFER_SIZE);
-
-        let (client_sender, client_receiver) = tokio::sync::mpsc::channel(8);
-
         (
             MixTrafficController {
                 gateway_transceiver: Box::new(gateway_transceiver),
                 mix_rx: message_receiver,
-                client_rx: client_receiver,
                 consecutive_gateway_failure_count: 0,
-                task_client,
+                forget_me,
             },
             message_sender,
-            client_sender,
         )
     }
 
     pub fn new_dynamic(
         gateway_transceiver: Box<dyn GatewayTransceiver + Send>,
-        task_client: TaskClient,
+        forget_me: ForgetMe,
-    ) -> (
+    ) -> (MixTrafficController, BatchMixMessageSender) {
-        MixTrafficController,
-        BatchMixMessageSender,
-        ClientRequestSender,
-    ) {
         let (message_sender, message_receiver) =
             tokio::sync::mpsc::channel(MIX_MESSAGE_RECEIVER_BUFFER_SIZE);
-        let (client_sender, client_receiver) = tokio::sync::mpsc::channel(8);
         (
             MixTrafficController {
                 gateway_transceiver,
                 mix_rx: message_receiver,
-                client_rx: client_receiver,
                 consecutive_gateway_failure_count: 0,
-                task_client,
+                forget_me,
             },
             message_sender,
-            client_sender,
         )
     }
 
-    async fn on_messages(
+    async fn on_messages(&mut self, mut mix_packets: Vec<MixPacket>) {
-        &mut self,
-        mut mix_packets: Vec<MixPacket>,
-    ) -> Result<(), ErasedGatewayError> {
         debug_assert!(!mix_packets.is_empty());
 
         let result = if mix_packets.len() == 1 {
@@ -106,60 +80,64 @@ impl MixTrafficController {
                 .await
         };
 
-        if result.is_err() {
+        match result {
-            self.consecutive_gateway_failure_count += 1;
+            Err(err) => {
-        } else {
+                error!("Failed to send sphinx packet(s) to the gateway: {err}");
-            trace!("We *might* have managed to forward sphinx packet(s) to the gateway!");
+                self.consecutive_gateway_failure_count += 1;
-            self.consecutive_gateway_failure_count = 0;
+                if self.consecutive_gateway_failure_count == MAX_FAILURE_COUNT {
+                    // todo: in the future this should initiate a 'graceful' shutdown or try
+                    // to reconnect?
+                    panic!("failed to send sphinx packet to the gateway {MAX_FAILURE_COUNT} times in a row - assuming the gateway is dead. Can't do anything about it yet :(")
+                }
+            }
+            Ok(_) => {
+                trace!("We *might* have managed to forward sphinx packet(s) to the gateway!");
+                self.consecutive_gateway_failure_count = 0;
+            }
         }
-
-        result
     }
 
-    pub fn start(mut self) {
+    pub fn start_with_shutdown(mut self, mut shutdown: nym_task::TaskClient) {
         spawn_future(async move {
             debug!("Started MixTrafficController with graceful shutdown support");
 
-            while !self.task_client.is_shutdown() {
+            loop {
                 tokio::select! {
                     mix_packets = self.mix_rx.recv() => match mix_packets {
                         Some(mix_packets) => {
-                            if let Err(err) = self.on_messages(mix_packets).await {
+                            self.on_messages(mix_packets).await;
-                                error!("Failed to send sphinx packet(s) to the gateway: {err}");
-                                if self.consecutive_gateway_failure_count == MAX_FAILURE_COUNT {
-                                    // Disconnect from the gateway. If we should try to re-connect
-                                    // is handled at a higher layer.
-                                    error!("Failed to send sphinx packet to the gateway {MAX_FAILURE_COUNT} times in a row - assuming the gateway is dead");
-                                    // Do we need to handle the embedded mixnet client case
-                                    // separately?
-                                    self.task_client.send_we_stopped(Box::new(ClientCoreError::GatewayFailedToForwardMessages));
-                                    break;
-                                }
-                            }
                         },
                         None => {
                             log::trace!("MixTrafficController: Stopping since channel closed");
                             break;
                         }
                     },
-                    client_request = self.client_rx.recv() => match client_request {
+                    _ = shutdown.recv_with_delay() => {
-                        Some(client_request) => {
-                            match self.gateway_transceiver.send_client_request(client_request).await {
-                                Ok(_) => (),
-                                Err(e) => error!("Failed to send client request: {}", e),
-                            };
-                        },
-                        None => {
-                            log::trace!("MixTrafficController, client request channel closed");
-                        }
-                    },
-                    _ = self.task_client.recv() => {
                         log::trace!("MixTrafficController: Received shutdown");
                         break;
                     }
                 }
             }
-            self.task_client.recv_timeout().await;
+            shutdown.recv_timeout().await;
+
+            if self.forget_me.any() {
+                log::info!("Sending forget me request to the gateway");
+                match self
+                    .gateway_transceiver
+                    .send_client_request(ClientRequest::ForgetMe {
+                        client: self.forget_me.client(),
+                        stats: self.forget_me.stats(),
+                    })
+                    .await
+                {
+                    Ok(_) => {
+                        log::info!("Successfully sent forget me request to the gateway");
+                    }
+                    Err(err) => {
+                        log::error!("Failed to send forget me request to the gateway: {err}");
+                    }
+                }
+            }
 
             log::debug!("MixTrafficController: Exiting");
         });

common/client-core/src/client/mix_traffic/transceiver.rs

@@ -86,9 +86,7 @@ impl<G: GatewayTransceiver + ?Sized + Send> GatewayTransceiver for Box<G> {
         &mut self,
         message: ClientRequest,
     ) -> Result<(), GatewayClientError> {
-        let _ = (**self).send_client_request(message.clone()).await?;
+        (**self).send_client_request(message).await
-        log::debug!("Sent client request: {:?}", message);
-        Ok(())
     }
 }
 
@@ -145,7 +143,14 @@ where
         &mut self,
         message: ClientRequest,
     ) -> Result<(), GatewayClientError> {
-        self.gateway_client.send_client_request(message).await
+        if let Some(shared_key) = self.gateway_client.shared_key() {
+            self.gateway_client
+                .send_websocket_message(message.encrypt(&*shared_key)?)
+                .await?;
+            Ok(())
+        } else {
+            Err(GatewayClientError::ConnectionInInvalidState)
+        }
     }
 }
 

common/client-core/src/client/real_messages_control/acknowledgement_control/acknowledgement_listener.rs

@@ -11,7 +11,6 @@ use nym_sphinx::{
     acknowledgements::{identifier::recover_identifier, AckKey},
     chunking::fragment::{FragmentIdentifier, COVER_FRAG_ID},
 };
-use nym_task::TaskClient;
 use std::sync::Arc;
 
 /// Module responsible for listening for any data resembling acknowledgements from the network
@@ -21,7 +20,6 @@ pub(super) struct AcknowledgementListener {
     ack_receiver: AcknowledgementReceiver,
     action_sender: AckActionSender,
     stats_tx: ClientStatsSender,
-    task_client: TaskClient,
 }
 
 impl AcknowledgementListener {
@@ -30,14 +28,12 @@ impl AcknowledgementListener {
         ack_receiver: AcknowledgementReceiver,
         action_sender: AckActionSender,
         stats_tx: ClientStatsSender,
-        task_client: TaskClient,
     ) -> Self {
         AcknowledgementListener {
             ack_key,
             ack_receiver,
             action_sender,
             stats_tx,
-            task_client,
         }
     }
 
@@ -68,14 +64,9 @@ impl AcknowledgementListener {
         trace!("Received {} from the mix network", frag_id);
         self.stats_tx
             .report(PacketStatisticsEvent::RealAckReceived(ack_content.len()).into());
-        if let Err(err) = self
+        self.action_sender
-            .action_sender
             .unbounded_send(Action::new_remove(frag_id))
-        {
+            .unwrap();
-            if !self.task_client.is_shutdown_poll() {
-                error!("Failed to send remove action to action controller: {err}");
-            }
-        }
     }
 
     async fn handle_ack_receiver_item(&mut self, item: Vec<Vec<u8>>) {
@@ -85,10 +76,10 @@ impl AcknowledgementListener {
         }
     }
 
-    pub(super) async fn run(&mut self) {
+    pub(super) async fn run_with_shutdown(&mut self, mut shutdown: nym_task::TaskClient) {
         debug!("Started AcknowledgementListener with graceful shutdown support");
 
-        while !self.task_client.is_shutdown() {
+        while !shutdown.is_shutdown() {
             tokio::select! {
                 acks = self.ack_receiver.next() => match acks {
                     Some(acks) => self.handle_ack_receiver_item(acks).await,
@@ -97,12 +88,12 @@ impl AcknowledgementListener {
                         break;
                     }
                 },
-                _ = self.task_client.recv() => {
+                _ = shutdown.recv_with_delay() => {
                     log::trace!("AcknowledgementListener: Received shutdown");
                 }
             }
         }
-        self.task_client.recv_timeout().await;
+        shutdown.recv_timeout().await;
         log::debug!("AcknowledgementListener: Exiting");
     }
 }

common/client-core/src/client/real_messages_control/acknowledgement_control/action_controller.rs

@@ -9,7 +9,6 @@ use log::*;
 use nym_nonexhaustive_delayqueue::{Expired, NonExhaustiveDelayQueue, QueueKey};
 use nym_sphinx::chunking::fragment::FragmentIdentifier;
 use nym_sphinx::Delay as SphinxDelay;
-use nym_task::TaskClient;
 use std::collections::HashMap;
 use std::sync::Arc;
 use std::time::Duration;
@@ -102,8 +101,6 @@ pub(super) struct ActionController {
 
     /// Channel for notifying `RetransmissionRequestListener` about expired acknowledgements.
     retransmission_sender: RetransmissionRequestSender,
-
-    task_client: TaskClient,
 }
 
 impl ActionController {
@@ -111,7 +108,6 @@ impl ActionController {
         config: Config,
         retransmission_sender: RetransmissionRequestSender,
         incoming_actions: AckActionReceiver,
-        task_client: TaskClient,
     ) -> Self {
         ActionController {
             config,
@@ -119,7 +115,6 @@ impl ActionController {
             pending_acks_timers: NonExhaustiveDelayQueue::new(),
             incoming_actions,
             retransmission_sender,
-            task_client,
         }
     }
 
@@ -221,7 +216,14 @@ impl ActionController {
     }
 
     // note: when the entry expires it's automatically removed from pending_acks_timers
-    fn handle_expired_ack_timer(&mut self, expired_ack: Expired<FragmentIdentifier>) {
+    fn handle_expired_ack_timer(
+        &mut self,
+        expired_ack: Expired<FragmentIdentifier>,
+        task_client: &mut nym_task::TaskClient,
+    ) {
+        // I'm honestly not sure how to handle it, because getting it means other things in our
+        // system are already misbehaving. If we ever see this panic, then I guess we should worry
+        // about it. Perhaps just reschedule it at later point?
         let frag_id = expired_ack.into_inner();
 
         trace!("{frag_id} has expired");
@@ -236,13 +238,15 @@ impl ActionController {
             // downgrading an arc and then upgrading vs cloning is difference of 30ns vs 15ns
             // so it's literally a NO difference while it might prevent us from unnecessarily
             // resending data (in maybe 1 in 1 million cases, but it's something)
-            if let Err(err) = self
+            if self
                 .retransmission_sender
                 .unbounded_send(Arc::downgrade(pending_ack_data))
+                .is_err()
             {
-                if !self.task_client.is_shutdown_poll() {
+                assert!(
-                    log::error!("Failed to send pending ack for retransmission: {err}");
+                    task_client.is_shutdown_poll(),
-                }
+                    "Failed to send pending ack for retransmission"
+                );
             }
         } else {
             // this shouldn't cause any issues but shouldn't have happened to begin with!
@@ -261,10 +265,10 @@ impl ActionController {
         }
     }
 
-    pub(super) async fn run(&mut self) {
+    pub(super) async fn run_with_shutdown(&mut self, mut shutdown: nym_task::TaskClient) {
         debug!("Started ActionController with graceful shutdown support");
 
-        while !self.task_client.is_shutdown() {
+        loop {
             tokio::select! {
                 action = self.incoming_actions.next() => match action {
                     Some(action) => self.process_action(action),
@@ -276,19 +280,19 @@ impl ActionController {
                     }
                 },
                 expired_ack = self.pending_acks_timers.next() => match expired_ack {
-                    Some(expired_ack) => self.handle_expired_ack_timer(expired_ack),
+                    Some(expired_ack) => self.handle_expired_ack_timer(expired_ack, &mut shutdown),
                     None => {
                         log::trace!("ActionController: Stopping since ack channel closed");
                         break;
                     }
                 },
-                _ = self.task_client.recv() => {
+                _ = shutdown.recv_with_delay() => {
                     log::trace!("ActionController: Received shutdown");
                     break;
                 }
             }
         }
-        self.task_client.recv_timeout().await;
+        shutdown.recv_timeout().await;
         log::debug!("ActionController: Exiting");
     }
 }

common/client-core/src/client/real_messages_control/acknowledgement_control/input_message_listener.rs

@@ -11,7 +11,6 @@ use nym_sphinx::anonymous_replies::requests::AnonymousSenderTag;
 use nym_sphinx::forwarding::packet::MixPacket;
 use nym_sphinx::params::PacketType;
 use nym_task::connections::TransmissionLane;
-use nym_task::TaskClient;
 use rand::{CryptoRng, Rng};
 
 /// Module responsible for dealing with the received messages: splitting them, creating acknowledgements,
@@ -24,7 +23,6 @@ where
     input_receiver: InputMessageReceiver,
     message_handler: MessageHandler<R>,
     reply_controller_sender: ReplyControllerSender,
-    task_client: TaskClient,
 }
 
 impl<R> InputMessageListener<R>
@@ -38,13 +36,11 @@ where
         input_receiver: InputMessageReceiver,
         message_handler: MessageHandler<R>,
         reply_controller_sender: ReplyControllerSender,
-        task_client: TaskClient,
     ) -> Self {
         InputMessageListener {
             input_receiver,
             message_handler,
             reply_controller_sender,
-            task_client,
         }
     }
 
@@ -65,17 +61,10 @@ where
         recipient_tag: AnonymousSenderTag,
         data: Vec<u8>,
         lane: TransmissionLane,
-        max_retransmissions: Option<u32>,
     ) {
         // offload reply handling to the dedicated task
-        if let Err(err) =
+        self.reply_controller_sender
-            self.reply_controller_sender
+            .send_reply(recipient_tag, data, lane)
-                .send_reply(recipient_tag, data, lane, max_retransmissions)
-        {
-            if !self.task_client.is_shutdown_poll() {
-                error!("failed to send a reply - {err}");
-            }
-        }
     }
 
     async fn handle_plain_message(
@@ -84,11 +73,10 @@ where
         content: Vec<u8>,
         lane: TransmissionLane,
         packet_type: PacketType,
-        max_retransmissions: Option<u32>,
     ) {
         if let Err(err) = self
             .message_handler
-            .try_send_plain_message(recipient, content, lane, packet_type, max_retransmissions)
+            .try_send_plain_message(recipient, content, lane, packet_type)
             .await
         {
             warn!("failed to send a plain message - {err}")
@@ -102,18 +90,10 @@ where
         reply_surbs: u32,
         lane: TransmissionLane,
         packet_type: PacketType,
-        max_retransmissions: Option<u32>,
     ) {
         if let Err(err) = self
             .message_handler
-            .try_send_message_with_reply_surbs(
+            .try_send_message_with_reply_surbs(recipient, content, reply_surbs, lane, packet_type)
-                recipient,
-                content,
-                reply_surbs,
-                lane,
-                packet_type,
-                max_retransmissions,
-            )
             .await
         {
             warn!("failed to send a repliable message - {err}")
@@ -126,42 +106,25 @@ where
                 recipient,
                 data,
                 lane,
-                max_retransmissions,
             } => {
-                self.handle_plain_message(
+                self.handle_plain_message(recipient, data, lane, PacketType::Mix)
-                    recipient,
+                    .await
-                    data,
-                    lane,
-                    PacketType::Mix,
-                    max_retransmissions,
-                )
-                .await
             }
             InputMessage::Anonymous {
                 recipient,
                 data,
                 reply_surbs,
                 lane,
-                max_retransmissions,
             } => {
-                self.handle_repliable_message(
+                self.handle_repliable_message(recipient, data, reply_surbs, lane, PacketType::Mix)
-                    recipient,
+                    .await
-                    data,
-                    reply_surbs,
-                    lane,
-                    PacketType::Mix,
-                    max_retransmissions,
-                )
-                .await
             }
             InputMessage::Reply {
                 recipient_tag,
                 data,
                 lane,
-                max_retransmissions,
             } => {
-                self.handle_reply(recipient_tag, data, lane, max_retransmissions)
+                self.handle_reply(recipient_tag, data, lane).await;
-                    .await;
             }
             InputMessage::Premade { msgs, lane } => self.handle_premade_packets(msgs, lane).await,
             InputMessage::MessageWrapper {
@@ -172,42 +135,25 @@ where
                     recipient,
                     data,
                     lane,
-                    max_retransmissions,
                 } => {
-                    self.handle_plain_message(
+                    self.handle_plain_message(recipient, data, lane, packet_type)
-                        recipient,
+                        .await
-                        data,
-                        lane,
-                        packet_type,
-                        max_retransmissions,
-                    )
-                    .await
                 }
                 InputMessage::Anonymous {
                     recipient,
                     data,
                     reply_surbs,
                     lane,
-                    max_retransmissions,
                 } => {
-                    self.handle_repliable_message(
+                    self.handle_repliable_message(recipient, data, reply_surbs, lane, packet_type)
-                        recipient,
+                        .await
-                        data,
-                        reply_surbs,
-                        lane,
-                        packet_type,
-                        max_retransmissions,
-                    )
-                    .await
                 }
                 InputMessage::Reply {
                     recipient_tag,
                     data,
                     lane,
-                    max_retransmissions,
                 } => {
-                    self.handle_reply(recipient_tag, data, lane, max_retransmissions)
+                    self.handle_reply(recipient_tag, data, lane).await;
-                        .await;
                 }
                 InputMessage::Premade { msgs, lane } => {
                     self.handle_premade_packets(msgs, lane).await
@@ -218,10 +164,10 @@ where
         };
     }
 
-    pub(super) async fn run(&mut self) {
+    pub(super) async fn run_with_shutdown(&mut self, mut shutdown: nym_task::TaskClient) {
         debug!("Started InputMessageListener with graceful shutdown support");
 
-        while !self.task_client.is_shutdown() {
+        while !shutdown.is_shutdown() {
             tokio::select! {
                 input_msg = self.input_receiver.recv() => match input_msg {
                     Some(input_msg) => {
@@ -232,12 +178,12 @@ where
                         break;
                     }
                 },
-                _ = self.task_client.recv() => {
+                _ = shutdown.recv_with_delay() => {
                     log::trace!("InputMessageListener: Received shutdown");
                 }
             }
         }
-        self.task_client.recv_timeout().await;
+        shutdown.recv_timeout().await;
         log::debug!("InputMessageListener: Exiting");
     }
 }

common/client-core/src/client/real_messages_control/acknowledgement_control/mod.rs

@@ -24,7 +24,6 @@ use nym_sphinx::{
     Delay as SphinxDelay,
 };
 use nym_statistics_common::clients::ClientStatsSender;
-use nym_task::TaskClient;
 use rand::{CryptoRng, Rng};
 use std::{
     sync::{Arc, Weak},
@@ -67,12 +66,11 @@ pub(crate) enum PacketDestination {
 
 /// Structure representing a data `Fragment` that is on-route to the specified `Recipient`
 #[derive(Debug)]
-pub struct PendingAcknowledgement {
+pub(crate) struct PendingAcknowledgement {
     message_chunk: Fragment,
     delay: SphinxDelay,
     destination: PacketDestination,
     retransmissions: u32,
-    max_retransmissions: Option<u32>,
 }
 
 impl PendingAcknowledgement {
@@ -81,14 +79,12 @@ impl PendingAcknowledgement {
         message_chunk: Fragment,
         delay: SphinxDelay,
         recipient: Recipient,
-        max_retransmissions: Option<u32>,
     ) -> Self {
         PendingAcknowledgement {
             message_chunk,
             delay,
             destination: PacketDestination::KnownRecipient(recipient.into()),
             retransmissions: 0,
-            max_retransmissions,
         }
     }
 
@@ -97,7 +93,6 @@ impl PendingAcknowledgement {
         delay: SphinxDelay,
         recipient_tag: AnonymousSenderTag,
         extra_surb_request: bool,
-        max_retransmissions: Option<u32>,
     ) -> Self {
         PendingAcknowledgement {
             message_chunk,
@@ -107,7 +102,6 @@ impl PendingAcknowledgement {
                 extra_surb_request,
             },
             retransmissions: 0,
-            max_retransmissions,
         }
     }
 
@@ -123,18 +117,6 @@ impl PendingAcknowledgement {
         self.delay = new_delay;
         self.retransmissions += 1;
     }
-
-    pub(crate) fn reached_max_retransmissions(
-        &self,
-        global_max_retransmissions: Option<u32>,
-    ) -> bool {
-        let reached_local_max = self
-            .max_retransmissions
-            .is_some_and(|limit| self.retransmissions >= limit);
-        let reached_global_max =
-            global_max_retransmissions.is_some_and(|limit| self.retransmissions >= limit);
-        reached_local_max || reached_global_max
-    }
 }
 
 /// AcknowledgementControllerConnectors represents set of channels for communication with
@@ -234,7 +216,6 @@ where
         message_handler: MessageHandler<R>,
         reply_controller_sender: ReplyControllerSender,
         stats_tx: ClientStatsSender,
-        task_client: TaskClient,
     ) -> Self {
         let (retransmission_tx, retransmission_rx) = mpsc::unbounded();
 
@@ -244,7 +225,6 @@ where
             action_config,
             retransmission_tx,
             connectors.ack_action_receiver,
-            task_client.fork("action_controller"),
         );
 
         // will listen for any acks coming from the network
@@ -253,7 +233,6 @@ where
             connectors.ack_receiver,
             connectors.ack_action_sender.clone(),
             stats_tx,
-            task_client.fork("acknowledgement_listener"),
         );
 
         // will listen for any new messages from the client
@@ -261,7 +240,6 @@ where
             connectors.input_receiver,
             message_handler.clone(),
             reply_controller_sender.clone(),
-            task_client.fork("input_message_listener"),
         );
 
         // will listen for any ack timeouts and trigger retransmission
@@ -271,16 +249,12 @@ where
             message_handler,
             retransmission_rx,
             reply_controller_sender,
-            task_client.fork("retransmission_request_listener"),
         );
 
         // will listen for events indicating the packet was sent through the network so that
         // the retransmission timer should be started.
-        let sent_notification_listener = SentNotificationListener::new(
+        let sent_notification_listener =
-            connectors.sent_notifier,
+            SentNotificationListener::new(connectors.sent_notifier, connectors.ack_action_sender);
-            connectors.ack_action_sender,
-            task_client.with_suffix("sent_notification_listener"),
-        );
 
         AcknowledgementController {
             acknowledgement_listener,
@@ -291,35 +265,53 @@ where
         }
     }
 
-    pub(super) fn start(self, packet_type: PacketType) {
+    pub(super) fn start_with_shutdown(
+        self,
+        shutdown: nym_task::TaskClient,
+        packet_type: PacketType,
+    ) {
         let mut acknowledgement_listener = self.acknowledgement_listener;
         let mut input_message_listener = self.input_message_listener;
         let mut retransmission_request_listener = self.retransmission_request_listener;
         let mut sent_notification_listener = self.sent_notification_listener;
         let mut action_controller = self.action_controller;
 
+        let shutdown_handle = shutdown.fork("acknowledgement_listener");
         spawn_future(async move {
-            acknowledgement_listener.run().await;
+            acknowledgement_listener
+                .run_with_shutdown(shutdown_handle)
+                .await;
             debug!("The acknowledgement listener has finished execution!");
         });
 
+        let shutdown_handle = shutdown.fork("input_message_listener");
         spawn_future(async move {
-            input_message_listener.run().await;
+            input_message_listener
+                .run_with_shutdown(shutdown_handle)
+                .await;
             debug!("The input listener has finished execution!");
         });
 
+        let shutdown_handle = shutdown.fork("retransmission_request_listener");
         spawn_future(async move {
-            retransmission_request_listener.run(packet_type).await;
+            retransmission_request_listener
+                .run_with_shutdown(shutdown_handle, packet_type)
+                .await;
             debug!("The retransmission request listener has finished execution!");
         });
 
+        let shutdown_handle = shutdown.fork("sent_notification_listener");
         spawn_future(async move {
-            sent_notification_listener.run().await;
+            sent_notification_listener
+                .run_with_shutdown(shutdown_handle)
+                .await;
             debug!("The sent notification listener has finished execution!");
         });
 
         spawn_future(async move {
-            action_controller.run().await;
+            action_controller
+                .run_with_shutdown(shutdown.with_suffix("action_controller"))
+                .await;
             debug!("The controller has finished execution!");
         });
     }

common/client-core/src/client/real_messages_control/acknowledgement_control/retransmission_request_listener.rs

@@ -14,7 +14,7 @@ use log::*;
 use nym_sphinx::chunking::fragment::Fragment;
 use nym_sphinx::preparer::PreparedFragment;
 use nym_sphinx::{addressing::clients::Recipient, params::PacketType};
-use nym_task::{connections::TransmissionLane, TaskClient};
+use nym_task::connections::TransmissionLane;
 use rand::{CryptoRng, Rng};
 use std::sync::{Arc, Weak};
 
@@ -25,7 +25,6 @@ pub(super) struct RetransmissionRequestListener<R> {
     message_handler: MessageHandler<R>,
     request_receiver: RetransmissionRequestReceiver,
     reply_controller_sender: ReplyControllerSender,
-    task_client: TaskClient,
 }
 
 impl<R> RetransmissionRequestListener<R>
@@ -38,7 +37,6 @@ where
         message_handler: MessageHandler<R>,
         request_receiver: RetransmissionRequestReceiver,
         reply_controller_sender: ReplyControllerSender,
-        task_client: TaskClient,
     ) -> Self {
         RetransmissionRequestListener {
             maximum_retransmissions,
@@ -46,7 +44,6 @@ where
             message_handler,
             request_receiver,
             reply_controller_sender,
-            task_client,
         }
     }
 
@@ -79,15 +76,14 @@ where
 
         let frag_id = timed_out_ack.message_chunk.fragment_identifier();
 
-        if timed_out_ack.reached_max_retransmissions(self.maximum_retransmissions) {
+        if let Some(limit) = self.maximum_retransmissions {
-            debug!("reached maximum number of allowed retransmissions for the packet");
+            if timed_out_ack.retransmissions >= limit {
-            if let Err(err) = self
+                warn!("reached maximum number of allowed retransmissions for the packet");
-                .action_sender
+                self.action_sender
-                .unbounded_send(Action::new_remove(frag_id))
+                    .unbounded_send(Action::new_remove(frag_id))
-            {
+                    .unwrap();
-                error!("Failed to send remove action to the controller: {err}");
+                return;
             }
-            return;
         }
 
         let maybe_prepared_fragment = match &timed_out_ack.destination {
@@ -97,16 +93,11 @@ where
             } => {
                 // if this is retransmission for reply, offload it to the dedicated task
                 // that deals with all the surbs
-                if let Err(err) = self.reply_controller_sender.send_retransmission_data(
+                return self.reply_controller_sender.send_retransmission_data(
                     *recipient_tag,
                     weak_timed_out_ack,
                     *extra_surb_request,
-                ) {
+                );
-                    if !self.task_client.is_shutdown_poll() {
-                        error!("Failed to send retransmission data to the reply controller: {err}");
-                    }
-                }
-                return;
             }
             PacketDestination::KnownRecipient(recipient) => {
                 self.prepare_normal_retransmission_chunk(
@@ -123,12 +114,9 @@ where
             Err(err) => {
                 warn!("Could not retransmit the packet - {err}");
                 // we NEED to start timer here otherwise we will have this guy permanently stuck in memory
-                if let Err(err) = self
+                self.action_sender
-                    .action_sender
                     .unbounded_send(Action::new_start_timer(frag_id))
-                {
+                    .unwrap();
-                    error!("Failed to send start timer action to the controller: {err}");
-                }
                 return;
             }
         };
@@ -153,14 +141,9 @@ where
         // is sent to the `OutQueueControl` and has gone through its internal queue
         // with the additional poisson delay.
         // And since Actions are executed in order `UpdateTimer` will HAVE TO be executed before `StartTimer`
-        if let Err(err) = self
+        self.action_sender
-            .action_sender
             .unbounded_send(Action::new_update_pending_ack(frag_id, new_delay))
-        {
+            .unwrap();
-            if !self.task_client.is_shutdown_poll() {
-                error!("Failed to send update pending ack action to the controller: {err}");
-            }
-        }
 
         // send to `OutQueueControl` to eventually send to the mix network
         self.message_handler
@@ -174,10 +157,14 @@ where
             .await
     }
 
-    pub(super) async fn run(&mut self, packet_type: PacketType) {
+    pub(super) async fn run_with_shutdown(
+        &mut self,
+        mut shutdown: nym_task::TaskClient,
+        packet_type: PacketType,
+    ) {
         debug!("Started RetransmissionRequestListener with graceful shutdown support");
 
-        while !self.task_client.is_shutdown() {
+        while !shutdown.is_shutdown() {
             tokio::select! {
                 timed_out_ack = self.request_receiver.next() => match timed_out_ack {
                     Some(timed_out_ack) => self.on_retransmission_request(timed_out_ack, packet_type).await,
@@ -186,12 +173,12 @@ where
                         break;
                     }
                 },
-                _ = self.task_client.recv() => {
+                _ = shutdown.recv() => {
                     log::trace!("RetransmissionRequestListener: Received shutdown");
                 }
             }
         }
-        self.task_client.recv_timeout().await;
+        shutdown.recv_timeout().await;
         log::debug!("RetransmissionRequestListener: Exiting");
     }
 }

common/client-core/src/client/real_messages_control/acknowledgement_control/sent_notification_listener.rs

@@ -6,7 +6,6 @@ use super::SentPacketNotificationReceiver;
 use futures::StreamExt;
 use log::*;
 use nym_sphinx::chunking::fragment::{FragmentIdentifier, COVER_FRAG_ID};
-use nym_task::TaskClient;
 
 /// Module responsible for starting up retransmission timers.
 /// It is required because when we send our packet to the `real traffic stream` controlled
@@ -15,19 +14,16 @@ use nym_task::TaskClient;
 pub(super) struct SentNotificationListener {
     sent_notifier: SentPacketNotificationReceiver,
     action_sender: AckActionSender,
-    task_client: TaskClient,
 }
 
 impl SentNotificationListener {
     pub(super) fn new(
         sent_notifier: SentPacketNotificationReceiver,
         action_sender: AckActionSender,
-        task_client: TaskClient,
     ) -> Self {
         SentNotificationListener {
             sent_notifier,
             action_sender,
-            task_client,
         }
     }
 
@@ -36,20 +32,15 @@ impl SentNotificationListener {
             trace!("sent off a cover message - no need to start retransmission timer!");
             return;
         }
-        if let Err(err) = self
+        self.action_sender
-            .action_sender
             .unbounded_send(Action::new_start_timer(frag_id))
-        {
+            .unwrap();
-            if !self.task_client.is_shutdown_poll() {
-                error!("Failed to send start timer action to action controller: {err}");
-            }
-        }
     }
 
-    pub(super) async fn run(&mut self) {
+    pub(super) async fn run_with_shutdown(&mut self, mut shutdown: nym_task::TaskClient) {
         debug!("Started SentNotificationListener with graceful shutdown support");
 
-        while !self.task_client.is_shutdown() {
+        loop {
             tokio::select! {
                 frag_id = self.sent_notifier.next() => match frag_id {
                     Some(frag_id) => {
@@ -60,13 +51,13 @@ impl SentNotificationListener {
                         break;
                     }
                 },
-                _ = self.task_client.recv() => {
+                _ = shutdown.recv_with_delay() => {
                     log::trace!("SentNotificationListener: Received shutdown");
                     break;
                 }
             }
         }
-        assert!(self.task_client.is_shutdown_poll());
+        assert!(shutdown.is_shutdown_poll());
         log::debug!("SentNotificationListener: Exiting");
     }
 }

common/client-core/src/client/real_messages_control/message_handler.rs

@@ -6,7 +6,6 @@ use crate::client::real_messages_control::real_traffic_stream::{
     BatchRealMessageSender, RealMessage,
 };
 use crate::client::real_messages_control::{AckActionSender, Action};
-use crate::client::replies::reply_controller::MaxRetransmissions;
 use crate::client::replies::reply_storage::{ReceivedReplySurbsMap, SentReplyKeys, UsedSenderTags};
 use crate::client::topology_control::{TopologyAccessor, TopologyReadPermit};
 use log::{debug, error, info, trace, warn};
@@ -20,7 +19,6 @@ use nym_sphinx::params::{PacketSize, PacketType};
 use nym_sphinx::preparer::{MessagePreparer, PreparedFragment};
 use nym_sphinx::Delay;
 use nym_task::connections::TransmissionLane;
-use nym_task::TaskClient;
 use nym_topology::{NymRouteProvider, NymTopologyError};
 use rand::{CryptoRng, Rng};
 use std::collections::HashMap;
@@ -34,12 +32,10 @@ pub enum PreparationError {
     #[error(transparent)]
     NymTopologyError(#[from] NymTopologyError),
 
-    #[error("message too long for a single SURB, splitting into {fragments} fragments.")]
+    #[error("The received message cannot be sent using a single reply surb. It ended up getting split into {fragments} fragments.")]
     MessageTooLongForSingleSurb { fragments: usize },
 
-    #[error(
+    #[error("Not enough reply SURBs to send the message. We have {available} available and require at least {required}.")]
-        "not enough reply SURBs to send the message, available: {available} required: {required}."
-    )]
     NotEnoughSurbs { available: usize, required: usize },
 }
 
@@ -143,12 +139,6 @@ impl Config {
     }
 }
 
-#[derive(Clone)]
-pub(crate) struct FragmentWithMaxRetransmissions {
-    pub(crate) fragment: Fragment,
-    pub(crate) max_retransmissions: MaxRetransmissions,
-}
-
 #[derive(Clone)]
 pub(crate) struct MessageHandler<R> {
     config: Config,
@@ -159,14 +149,12 @@ pub(crate) struct MessageHandler<R> {
     topology_access: TopologyAccessor,
     reply_key_storage: SentReplyKeys,
     tag_storage: UsedSenderTags,
-    task_client: TaskClient,
 }
 
 impl<R> MessageHandler<R>
 where
     R: CryptoRng + Rng,
 {
-    #[allow(clippy::too_many_arguments)]
     pub(crate) fn new(
         config: Config,
         rng: R,
@@ -175,7 +163,6 @@ where
         topology_access: TopologyAccessor,
         reply_key_storage: SentReplyKeys,
         tag_storage: UsedSenderTags,
-        task_client: TaskClient,
     ) -> Self
     where
         R: Copy,
@@ -196,7 +183,6 @@ where
             topology_access,
             reply_key_storage,
             tag_storage,
-            task_client,
         }
     }
 
@@ -205,10 +191,10 @@ where
             trace!("we already had sender tag for {recipient}");
             existing
         } else {
-            debug!("creating new sender tag for {recipient}");
+            info!("creating new sender tag for {recipient}");
             let new_tag = AnonymousSenderTag::new_random(&mut self.rng);
             self.tag_storage.insert_new(recipient, new_tag);
-            info!("using {new_tag} for all anonymous messages sent to {recipient}");
+            info!("we'll be using {new_tag} for all anonymous messages sent to {recipient}");
             new_tag
         }
     }
@@ -301,14 +287,8 @@ where
             Some(chunk.fragment_identifier()),
         );
         let delay = prepared_fragment.total_delay;
-        let max_retransmissions = None;
+        let pending_ack =
-        let pending_ack = PendingAcknowledgement::new_anonymous(
+            PendingAcknowledgement::new_anonymous(chunk, delay, target, is_extra_surb_request);
-            chunk,
-            delay,
-            target,
-            is_extra_surb_request,
-            max_retransmissions,
-        );
 
         let lane = if is_extra_surb_request {
             TransmissionLane::ReplySurbRequest
@@ -363,7 +343,7 @@ where
     pub(crate) async fn try_send_reply_chunks_on_lane(
         &mut self,
         target: AnonymousSenderTag,
-        fragments: Vec<FragmentWithMaxRetransmissions>,
+        fragments: Vec<Fragment>,
         reply_surbs: Vec<ReplySurb>,
         lane: TransmissionLane,
     ) -> Result<(), SurbWrappedPreparationError> {
@@ -380,12 +360,12 @@ where
     pub(crate) async fn try_send_reply_chunks(
         &mut self,
         target: AnonymousSenderTag,
-        fragments: Vec<(TransmissionLane, FragmentWithMaxRetransmissions)>,
+        fragments: Vec<(TransmissionLane, Fragment)>,
         reply_surbs: Vec<ReplySurb>,
     ) -> Result<(), SurbWrappedPreparationError> {
         let prepared_fragments = self
             .prepare_reply_chunks_for_sending(
-                fragments.iter().map(|(_, f)| f.fragment.clone()).collect(),
+                fragments.iter().map(|(_, f)| f.clone()).collect(),
                 reply_surbs,
             )
             .await?;
@@ -395,21 +375,12 @@ where
 
         for (raw, prepared) in fragments.into_iter().zip(prepared_fragments.into_iter()) {
             let lane = raw.0;
-            let FragmentWithMaxRetransmissions {
+            let fragment = raw.1;
-                fragment,
-                max_retransmissions,
-            } = raw.1;
 
             let real_message =
                 RealMessage::new(prepared.mix_packet, Some(prepared.fragment_identifier));
             let delay = prepared.total_delay;
-            let pending_ack = PendingAcknowledgement::new_anonymous(
+            let pending_ack = PendingAcknowledgement::new_anonymous(fragment, delay, target, false);
-                fragment,
-                delay,
-                target,
-                false,
-                max_retransmissions,
-            );
 
             let entry = to_forward.entry(lane).or_default();
             entry.push(real_message);
@@ -438,17 +409,10 @@ where
         message: Vec<u8>,
         lane: TransmissionLane,
         packet_type: PacketType,
-        max_retransmissions: Option<u32>,
     ) -> Result<(), PreparationError> {
         let message = NymMessage::new_plain(message);
-        self.try_split_and_send_non_reply_message(
+        self.try_split_and_send_non_reply_message(message, recipient, lane, packet_type)
-            message,
+            .await
-            recipient,
-            lane,
-            packet_type,
-            max_retransmissions,
-        )
-        .await
     }
 
     pub(crate) async fn try_split_and_send_non_reply_message(
@@ -457,7 +421,6 @@ where
         recipient: Recipient,
         lane: TransmissionLane,
         packet_type: PacketType,
-        max_retransmissions: Option<u32>,
     ) -> Result<(), PreparationError> {
         debug!("Sending non-reply message with packet type {packet_type}");
         // TODO: I really dislike existence of this assertion, it implies code has to be re-organised
@@ -497,8 +460,7 @@ where
                 Some(fragment.fragment_identifier()),
             );
             let delay = prepared_fragment.total_delay;
-            let pending_ack =
+            let pending_ack = PendingAcknowledgement::new_known(fragment, delay, recipient);
-                PendingAcknowledgement::new_known(fragment, delay, recipient, max_retransmissions);
 
             real_messages.push(real_message);
             pending_acks.push(pending_ack);
@@ -526,15 +488,11 @@ where
             reply_surbs,
         ));
 
-        // When sending SURBs we want to retransmit
-        let max_retransmissions = None;
-
         self.try_split_and_send_non_reply_message(
             message,
             recipient,
             TransmissionLane::AdditionalReplySurbs,
             packet_type,
-            max_retransmissions,
         )
         .await?;
 
@@ -551,7 +509,6 @@ where
         num_reply_surbs: u32,
         lane: TransmissionLane,
         packet_type: PacketType,
-        max_retransmissions: Option<u32>,
     ) -> Result<(), SurbWrappedPreparationError> {
         debug!("Sending message with reply SURBs with packet type {packet_type}");
         let sender_tag = self.get_or_create_sender_tag(&recipient);
@@ -562,14 +519,8 @@ where
         let message =
             NymMessage::new_repliable(RepliableMessage::new_data(message, sender_tag, reply_surbs));
 
-        self.try_split_and_send_non_reply_message(
+        self.try_split_and_send_non_reply_message(message, recipient, lane, packet_type)
-            message,
+            .await?;
-            recipient,
-            lane,
-            packet_type,
-            max_retransmissions,
-        )
-        .await?;
 
         log::trace!("storing {} reply keys", reply_keys.len());
         self.reply_key_storage.insert_multiple(reply_keys);
@@ -658,25 +609,15 @@ where
     }
 
     pub(crate) fn update_ack_delay(&self, id: FragmentIdentifier, new_delay: Delay) {
-        if let Err(err) = self
+        self.action_sender
-            .action_sender
             .unbounded_send(Action::UpdatePendingAck(id, new_delay))
-        {
+            .expect("action control task has died")
-            if !self.task_client.is_shutdown_poll() {
-                error!("Failed to send update action to the controller: {err}");
-            }
-        }
     }
 
     pub(crate) fn insert_pending_acks(&self, pending_acks: Vec<PendingAcknowledgement>) {
-        if let Err(err) = self
+        self.action_sender
-            .action_sender
             .unbounded_send(Action::new_insert(pending_acks))
-        {
+            .expect("action control task has died")
-            if !self.task_client.is_shutdown_poll() {
-                error!("Failed to send insert action to the controller: {err}");
-            }
-        }
     }
 
     // tells real message sender (with the poisson timer) to send this to the mix network
@@ -685,14 +626,9 @@ where
         messages: Vec<RealMessage>,
         transmission_lane: TransmissionLane,
     ) {
-        if let Err(err) = self
+        self.real_message_sender
-            .real_message_sender
             .send((messages, transmission_lane))
             .await
-        {
+            .expect("real message receiver task (OutQueueControl) has died");
-            if !self.task_client.is_shutdown_poll() {
-                error!("Failed to forward messages to the real message sender: {err}");
-            }
-        }
     }
 }

common/client-core/src/client/real_messages_control/mod.rs

@@ -9,12 +9,10 @@ use self::{
     acknowledgement_control::AcknowledgementController, real_traffic_stream::OutQueueControl,
 };
 use crate::client::real_messages_control::message_handler::MessageHandler;
-use crate::client::replies::reply_controller;
 use crate::client::replies::reply_controller::{
     ReplyController, ReplyControllerReceiver, ReplyControllerSender,
 };
 use crate::client::replies::reply_storage::CombinedReplyStorage;
-use crate::config;
 use crate::{
     client::{
         inbound_messages::InputMessageReceiver, mix_traffic::BatchMixMessageSender,
@@ -29,14 +27,16 @@ use nym_gateway_client::AcknowledgementReceiver;
 use nym_sphinx::acknowledgements::AckKey;
 use nym_sphinx::addressing::clients::Recipient;
 use nym_sphinx::params::PacketType;
-use nym_statistics_common::clients::ClientStatsSender;
 use nym_task::connections::{ConnectionCommandReceiver, LaneQueueLengths};
-use nym_task::TaskClient;
 use rand::{rngs::OsRng, CryptoRng, Rng};
 use std::sync::Arc;
 
+use crate::client::replies::reply_controller;
+use crate::config;
 pub(crate) use acknowledgement_control::{AckActionSender, Action};
 
+use nym_statistics_common::clients::ClientStatsSender;
+
 pub(crate) mod acknowledgement_control;
 pub(crate) mod message_handler;
 pub(crate) mod real_traffic_stream;
@@ -148,12 +148,11 @@ impl RealMessagesController<OsRng> {
         lane_queue_lengths: LaneQueueLengths,
         client_connection_rx: ConnectionCommandReceiver,
         stats_tx: ClientStatsSender,
-        task_client: TaskClient,
     ) -> Self {
         let rng = OsRng;
 
         // create channels for inter-task communication
-        let (real_message_sender, real_message_receiver) = tokio::sync::mpsc::channel(8);
+        let (real_message_sender, real_message_receiver) = tokio::sync::mpsc::channel(1);
         let (sent_notifier_tx, sent_notifier_rx) = mpsc::unbounded();
         let (ack_action_tx, ack_action_rx) = mpsc::unbounded();
         let ack_controller_connectors = AcknowledgementControllerConnectors::new(
@@ -179,7 +178,6 @@ impl RealMessagesController<OsRng> {
             topology_access.clone(),
             reply_storage.key_storage(),
             reply_storage.tags_storage(),
-            task_client.fork("message_handler"),
         );
 
         let ack_control = AcknowledgementController::new(
@@ -189,7 +187,6 @@ impl RealMessagesController<OsRng> {
             message_handler.clone(),
             reply_controller_sender,
             stats_tx.clone(),
-            task_client.fork("ack_control"),
         );
 
         let reply_control = ReplyController::new(
@@ -197,7 +194,6 @@ impl RealMessagesController<OsRng> {
             message_handler,
             reply_storage,
             reply_controller_receiver,
-            task_client.fork("reply_controller"),
         );
 
         let out_queue_control = OutQueueControl::new(
@@ -210,7 +206,6 @@ impl RealMessagesController<OsRng> {
             lane_queue_lengths,
             client_connection_rx,
             stats_tx,
-            task_client.with_suffix("out_queue_control"),
         );
 
         RealMessagesController {
@@ -220,20 +215,22 @@ impl RealMessagesController<OsRng> {
         }
     }
 
-    pub fn start(self, packet_type: PacketType) {
+    pub fn start_with_shutdown(self, shutdown: nym_task::TaskClient, packet_type: PacketType) {
         let mut out_queue_control = self.out_queue_control;
         let ack_control = self.ack_control;
         let mut reply_control = self.reply_control;
 
+        let shutdown_handle = shutdown.fork("out_queue_control");
         spawn_future(async move {
-            out_queue_control.run().await;
+            out_queue_control.run_with_shutdown(shutdown_handle).await;
             debug!("The out queue controller has finished execution!");
         });
+        let shutdown_handle = shutdown.fork("reply_control");
         spawn_future(async move {
-            reply_control.run().await;
+            reply_control.run_with_shutdown(shutdown_handle).await;
             debug!("The reply controller has finished execution!");
         });
 
-        ack_control.start(packet_type);
+        ack_control.start_with_shutdown(shutdown.with_suffix("ack_control"), packet_type);
     }
 }

common/client-core/src/client/real_messages_control/real_traffic_stream.rs

@@ -22,7 +22,6 @@ use nym_statistics_common::clients::{packet_statistics::PacketStatisticsEvent, C
 use nym_task::connections::{
     ConnectionCommand, ConnectionCommandReceiver, ConnectionId, LaneQueueLengths, TransmissionLane,
 };
-use nym_task::TaskClient;
 use rand::{CryptoRng, Rng};
 use std::pin::Pin;
 use std::sync::Arc;
@@ -118,8 +117,6 @@ where
 
     /// Channel used for sending metrics events (specifically `PacketStatistics` events) to the metrics tracker.
     stats_tx: ClientStatsSender,
-
-    task_client: TaskClient,
 }
 
 #[derive(Debug)]
@@ -179,7 +176,6 @@ where
         lane_queue_lengths: LaneQueueLengths,
         client_connection_rx: ConnectionCommandReceiver,
         stats_tx: ClientStatsSender,
-        task_client: TaskClient,
     ) -> Self {
         OutQueueControl {
             config,
@@ -194,7 +190,6 @@ where
             client_connection_rx,
             lane_queue_lengths,
             stats_tx,
-            task_client,
         }
     }
 
@@ -203,9 +198,7 @@ where
         // queues and client load rather than the required delay. So realistically we can treat
         // whatever is about to happen as negligible additional delay.
         trace!("{} is about to get sent to the mixnet", frag_id);
-        if let Err(err) = self.sent_notifier.unbounded_send(frag_id) {
+        self.sent_notifier.unbounded_send(frag_id).unwrap();
-            error!("Failed to notify about sent message: {err}");
-        }
     }
 
     fn loop_cover_message_size(&mut self) -> PacketSize {
@@ -278,9 +271,7 @@ where
         };
 
         if let Err(err) = self.mix_tx.send(vec![next_message]).await {
-            if !self.task_client.is_shutdown_poll() {
+            log::error!("Failed to send: {err}");
-                log::error!("Failed to send: {err}");
-            }
         } else {
             let event = if fragment_id.is_some() {
                 PacketStatisticsEvent::RealPacketSent(packet_size)
@@ -513,29 +504,21 @@ where
     }
 
     #[cfg(not(target_arch = "wasm32"))]
-    fn log_status(&self, shutdown: &mut TaskClient) {
+    fn log_status(&self, shutdown: &mut nym_task::TaskClient) {
         use crate::error::ClientCoreStatusMessage;
 
         let packets = self.transmission_buffer.total_size();
-        let lanes = self.transmission_buffer.lanes();
+        let backlog = self.transmission_buffer.total_size_in_bytes() as f64 / 1024.0;
+        let lanes = self.transmission_buffer.num_lanes();
         let mult = self.sending_delay_controller.current_multiplier();
         let delay = self.current_average_message_sending_delay().as_millis();
-
-        let lane_status = lanes
-            .iter()
-            .map(|lane_name| {
-                let lane_length = self.transmission_buffer.lane_length(lane_name).unwrap_or(0);
-                format!("{lane_name:?}: {lane_length}")
-            })
-            .collect::<Vec<String>>()
-            .join(", ");
-
         let status_str = if self.config.traffic.disable_main_poisson_packet_distribution {
-            format!("Packet backlog: {lane_status}, no delay")
+            format!("Packet backlog: {backlog:.2} kiB ({packets}), {lanes} lanes, no delay")
         } else {
-            format!("Packet backlog: {lane_status}, avg delay: {delay}ms ({mult})")
+            format!(
+                "Packet backlog: {backlog:.2} kiB ({packets}), {lanes} lanes, avg delay: {delay}ms ({mult})"
+            )
         };
-
         if packets > 1000 {
             log::warn!("{status_str}");
         } else if packets > 0 {
@@ -552,19 +535,17 @@ where
         }
     }
 
-    pub(super) async fn run(&mut self) {
+    pub(super) async fn run_with_shutdown(&mut self, mut shutdown: nym_task::TaskClient) {
         debug!("Started OutQueueControl with graceful shutdown support");
 
-        let mut shutdown = self.task_client.fork("select");
-
         #[cfg(not(target_arch = "wasm32"))]
         {
             let mut status_timer = tokio::time::interval(Duration::from_secs(5));
 
-            while !shutdown.is_shutdown() {
+            loop {
                 tokio::select! {
                     biased;
-                    _ = shutdown.recv() => {
+                    _ = shutdown.recv_with_delay() => {
                         log::trace!("OutQueueControl: Received shutdown");
                         break;
                     }

common/client-core/src/client/real_messages_control/real_traffic_stream/sending_delay_controller.rs

@@ -70,10 +70,7 @@ impl SendingDelayController {
             lower_bound,
             multiplier_elevated_counter: 0,
             time_when_logged_about_elevated_multiplier: now
-                .checked_sub(Duration::from_secs(
+                - Duration::from_secs(INTERVAL_BETWEEN_WARNING_ABOUT_ELEVATED_MULTIPLIER_SECS),
-                    INTERVAL_BETWEEN_WARNING_ABOUT_ELEVATED_MULTIPLIER_SECS,
-                ))
-                .unwrap_or(now),
             time_when_changed: now,
             time_when_backpressure_detected: now,
         }

common/client-core/src/client/received_buffer.rs

@@ -20,13 +20,8 @@ use nym_sphinx::message::{NymMessage, PlainMessage};
 use nym_sphinx::params::ReplySurbKeyDigestAlgorithm;
 use nym_sphinx::receiver::{MessageReceiver, MessageRecoveryError, ReconstructedMessage};
 use nym_statistics_common::clients::{packet_statistics::PacketStatisticsEvent, ClientStatsSender};
-use nym_task::TaskClient;
 use std::collections::HashSet;
 use std::sync::Arc;
-use std::time::{Duration, Instant};
-
-// The interval at which we check for stale buffers
-const STALE_BUFFER_CHECK_INTERVAL: Duration = Duration::from_secs(10);
 
 // Buffer Requests to say "hey, send any reconstructed messages to this channel"
 // or to say "hey, I'm going offline, don't send anything more to me. Just buffer them instead"
@@ -52,9 +47,6 @@ struct ReceivedMessagesBufferInner<R: MessageReceiver> {
     recently_reconstructed: HashSet<i32>,
 
     stats_tx: ClientStatsSender,
-
-    // Periodically check for stale buffers to clean up
-    last_stale_check: Instant,
 }
 
 impl<R: MessageReceiver> ReceivedMessagesBufferInner<R> {
@@ -103,10 +95,9 @@ impl<R: MessageReceiver> ReceivedMessagesBufferInner<R> {
                     }
                     None
                 }
-                _ => {
+                _ => unreachable!(
-                    error!("unexpected error occurred during message reconstruction: {err}");
+                    "no other error kind should have been returned here! If so, it's a bug!"
-                    None
+                ),
-                }
             },
             Ok(reconstruction_result) => match reconstruction_result {
                 Some((reconstructed_message, used_sets)) => {
@@ -152,16 +143,6 @@ impl<R: MessageReceiver> ReceivedMessagesBufferInner<R> {
 
         self.recover_from_fragment(fragment_data, raw_fragment_size)
     }
-
-    fn cleanup_stale_buffers(&mut self) {
-        let now = Instant::now();
-        if now - self.last_stale_check > STALE_BUFFER_CHECK_INTERVAL {
-            self.last_stale_check = now;
-            self.message_receiver
-                .reconstructor()
-                .cleanup_stale_buffers();
-        }
-    }
 }
 
 #[derive(Debug, Clone)]
@@ -171,7 +152,6 @@ struct ReceivedMessagesBuffer<R: MessageReceiver> {
     inner: Arc<Mutex<ReceivedMessagesBufferInner<R>>>,
     reply_key_storage: SentReplyKeys,
     reply_controller_sender: ReplyControllerSender,
-    task_client: TaskClient,
 }
 
 impl<R: MessageReceiver> ReceivedMessagesBuffer<R> {
@@ -180,7 +160,6 @@ impl<R: MessageReceiver> ReceivedMessagesBuffer<R> {
         reply_key_storage: SentReplyKeys,
         reply_controller_sender: ReplyControllerSender,
         stats_tx: ClientStatsSender,
-        task_client: TaskClient,
     ) -> Self {
         ReceivedMessagesBuffer {
             inner: Arc::new(Mutex::new(ReceivedMessagesBufferInner {
@@ -190,11 +169,9 @@ impl<R: MessageReceiver> ReceivedMessagesBuffer<R> {
                 message_sender: None,
                 recently_reconstructed: HashSet::new(),
                 stats_tx,
-                last_stale_check: Instant::now(),
             })),
             reply_key_storage,
             reply_controller_sender,
-            task_client,
         }
     }
 
@@ -280,15 +257,11 @@ impl<R: MessageReceiver> ReceivedMessagesBuffer<R> {
                 }
             };
 
-            if let Err(err) = self.reply_controller_sender.send_additional_surbs(
+            self.reply_controller_sender.send_additional_surbs(
                 msg.sender_tag,
                 reply_surbs,
                 from_surb_request,
-            ) {
+            )
-                if !self.task_client.is_shutdown_poll() {
-                    error!("{err}");
-                }
-            }
         }
         reconstructed
     }
@@ -303,14 +276,8 @@ impl<R: MessageReceiver> ReceivedMessagesBuffer<R> {
                 ReplyMessageContent::Data { message } => reconstructed.push(message.into()),
                 ReplyMessageContent::SurbRequest { recipient, amount } => {
                     debug!("received request for {amount} additional reply SURBs from {recipient}");
-                    if let Err(err) = self
+                    self.reply_controller_sender
-                        .reply_controller_sender
+                        .send_additional_surbs_request(*recipient, amount);
-                        .send_additional_surbs_request(*recipient, amount)
-                    {
-                        if !self.task_client.is_shutdown_poll() {
-                            error!("{err}");
-                        }
-                    }
                 }
             }
         }
@@ -411,11 +378,6 @@ impl<R: MessageReceiver> ReceivedMessagesBuffer<R> {
             }
         }
 
-        // Cleanup stale buffers, if there are any fragments that simply never arrived.
-        // We do this here as part of handling new received fragments so that we can keep the event
-        // loop focused on processing new messages.
-        inner_guard.cleanup_stale_buffers();
-
         drop(inner_guard);
 
         if !completed_messages.is_empty() {
@@ -437,19 +399,16 @@ pub enum ReceivedBufferMessage {
 struct RequestReceiver<R: MessageReceiver> {
     received_buffer: ReceivedMessagesBuffer<R>,
     query_receiver: ReceivedBufferRequestReceiver,
-    task_client: TaskClient,
 }
 
 impl<R: MessageReceiver> RequestReceiver<R> {
     fn new(
         received_buffer: ReceivedMessagesBuffer<R>,
         query_receiver: ReceivedBufferRequestReceiver,
-        task_client: TaskClient,
     ) -> Self {
         RequestReceiver {
             received_buffer,
             query_receiver,
-            task_client,
         }
     }
 
@@ -464,12 +423,12 @@ impl<R: MessageReceiver> RequestReceiver<R> {
         }
     }
 
-    async fn run(&mut self) {
+    async fn run_with_shutdown(&mut self, mut shutdown: nym_task::TaskClient) {
         debug!("Started RequestReceiver with graceful shutdown support");
-        while !self.task_client.is_shutdown() {
+        while !shutdown.is_shutdown() {
             tokio::select! {
                 biased;
-                _ = self.task_client.recv() => {
+                _ = shutdown.recv_with_delay() => {
                     log::trace!("RequestReceiver: Received shutdown");
                 }
                 request = self.query_receiver.next() => {
@@ -482,7 +441,7 @@ impl<R: MessageReceiver> RequestReceiver<R> {
                 },
             }
         }
-        self.task_client.recv().await;
+        shutdown.recv_timeout().await;
         log::debug!("RequestReceiver: Exiting");
     }
 }
@@ -490,25 +449,25 @@ impl<R: MessageReceiver> RequestReceiver<R> {
 struct FragmentedMessageReceiver<R: MessageReceiver> {
     received_buffer: ReceivedMessagesBuffer<R>,
     mixnet_packet_receiver: MixnetMessageReceiver,
-    task_client: TaskClient,
 }
 
 impl<R: MessageReceiver> FragmentedMessageReceiver<R> {
     fn new(
         received_buffer: ReceivedMessagesBuffer<R>,
         mixnet_packet_receiver: MixnetMessageReceiver,
-        task_client: TaskClient,
     ) -> Self {
         FragmentedMessageReceiver {
             received_buffer,
             mixnet_packet_receiver,
-            task_client,
         }
     }
 
-    async fn run(&mut self) -> Result<(), MessageRecoveryError> {
+    async fn run_with_shutdown(
+        &mut self,
+        mut shutdown: nym_task::TaskClient,
+    ) -> Result<(), MessageRecoveryError> {
         debug!("Started FragmentedMessageReceiver with graceful shutdown support");
-        while !self.task_client.is_shutdown() {
+        while !shutdown.is_shutdown() {
             tokio::select! {
                 new_messages = self.mixnet_packet_receiver.next() => {
                     if let Some(new_messages) = new_messages {
@@ -518,12 +477,12 @@ impl<R: MessageReceiver> FragmentedMessageReceiver<R> {
                         break;
                     }
                 },
-                _ = self.task_client.recv_with_delay() => {
+                _ = shutdown.recv_with_delay() => {
                     log::trace!("FragmentedMessageReceiver: Received shutdown");
                 }
             }
         }
-        self.task_client.recv_timeout().await;
+        shutdown.recv_timeout().await;
         log::debug!("FragmentedMessageReceiver: Exiting");
         Ok(())
     }
@@ -542,42 +501,41 @@ impl<R: MessageReceiver + Clone + Send + 'static> ReceivedMessagesBufferControll
         reply_key_storage: SentReplyKeys,
         reply_controller_sender: ReplyControllerSender,
         metrics_reporter: ClientStatsSender,
-        task_client: TaskClient,
     ) -> Self {
         let received_buffer = ReceivedMessagesBuffer::new(
             local_encryption_keypair,
             reply_key_storage,
             reply_controller_sender,
             metrics_reporter,
-            task_client.fork("received_messages_buffer"),
         );
 
         ReceivedMessagesBufferController {
             fragmented_message_receiver: FragmentedMessageReceiver::new(
                 received_buffer.clone(),
                 mixnet_packet_receiver,
-                task_client.fork("fragmented_message_receiver"),
-            ),
-            request_receiver: RequestReceiver::new(
-                received_buffer,
-                query_receiver,
-                task_client.with_suffix("request_receiver"),
             ),
+            request_receiver: RequestReceiver::new(received_buffer, query_receiver),
         }
     }
 
-    pub fn start(self) {
+    pub fn start_with_shutdown(self, shutdown: nym_task::TaskClient) {
         let mut fragmented_message_receiver = self.fragmented_message_receiver;
         let mut request_receiver = self.request_receiver;
 
+        let shutdown_handle = shutdown.fork("fragmented_message_receiver");
         spawn_future(async move {
-            match fragmented_message_receiver.run().await {
+            match fragmented_message_receiver
+                .run_with_shutdown(shutdown_handle)
+                .await
+            {
                 Ok(_) => {}
                 Err(e) => error!("{e}"),
             }
         });
         spawn_future(async move {
-            request_receiver.run().await;
+            request_receiver
+                .run_with_shutdown(shutdown.with_suffix("request_receiver"))
+                .await;
         });
     }
 }

common/client-core/src/client/replies/reply_controller/mod.rs

@@ -2,9 +2,7 @@
 // SPDX-License-Identifier: Apache-2.0
 
 use crate::client::real_messages_control::acknowledgement_control::PendingAcknowledgement;
-use crate::client::real_messages_control::message_handler::{
+use crate::client::real_messages_control::message_handler::{MessageHandler, PreparationError};
-    FragmentWithMaxRetransmissions, MessageHandler, PreparationError,
-};
 use crate::client::replies::reply_storage::CombinedReplyStorage;
 use futures::channel::oneshot;
 use futures::StreamExt;
@@ -12,9 +10,8 @@ use log::{debug, error, info, trace, warn};
 use nym_sphinx::addressing::clients::Recipient;
 use nym_sphinx::anonymous_replies::requests::AnonymousSenderTag;
 use nym_sphinx::anonymous_replies::ReplySurb;
-use nym_sphinx::chunking::fragment::FragmentIdentifier;
+use nym_sphinx::chunking::fragment::{Fragment, FragmentIdentifier};
 use nym_task::connections::{ConnectionId, TransmissionLane};
-use nym_task::TaskClient;
 use rand::{CryptoRng, Rng};
 use std::cmp::{max, min};
 use std::collections::btree_map::Entry;
@@ -51,8 +48,6 @@ impl Config {
 // - replies to "give additional surbs" requests
 // - will reply to future heartbeats
 
-pub type MaxRetransmissions = Option<u32>;
-
 // TODO: this should be split into ingress and egress controllers
 // because currently its trying to perform two distinct jobs
 pub struct ReplyController<R> {
@@ -63,8 +58,7 @@ pub struct ReplyController<R> {
     // of surbs required to send the message through
     // expected_reliability: f32,
     request_receiver: ReplyControllerReceiver,
-    pending_replies:
+    pending_replies: HashMap<AnonymousSenderTag, TransmissionBuffer<Fragment>>,
-        HashMap<AnonymousSenderTag, TransmissionBuffer<FragmentWithMaxRetransmissions>>,
 
     /// Retransmission packets that have already timed out and are waiting for additional reply SURBs
     /// so that they could be sent back to the network. Once we receive more SURBs, we should send them ASAP.
@@ -74,9 +68,6 @@ pub struct ReplyController<R> {
 
     message_handler: MessageHandler<R>,
     full_reply_storage: CombinedReplyStorage,
-
-    // Listen for shutdown signals
-    task_client: TaskClient,
 }
 
 impl<R> ReplyController<R>
@@ -88,7 +79,6 @@ where
         message_handler: MessageHandler<R>,
         full_reply_storage: CombinedReplyStorage,
         request_receiver: ReplyControllerReceiver,
-        task_client: TaskClient,
     ) -> Self {
         ReplyController {
             config,
@@ -97,17 +87,15 @@ where
             pending_retransmissions: HashMap::new(),
             message_handler,
             full_reply_storage,
-            task_client,
         }
     }
 
-    fn insert_pending_replies<I: IntoIterator<Item = FragmentWithMaxRetransmissions>>(
+    fn insert_pending_replies<I: IntoIterator<Item = Fragment>>(
         &mut self,
         recipient: &AnonymousSenderTag,
         fragments: I,
         lane: TransmissionLane,
     ) {
-        trace!("buffering pending replies for {recipient}");
         self.pending_replies
             .entry(*recipient)
             .or_insert_with(TransmissionBuffer::new)
@@ -117,9 +105,8 @@ where
     fn re_insert_pending_replies(
         &mut self,
         recipient: &AnonymousSenderTag,
-        fragments: Vec<(TransmissionLane, FragmentWithMaxRetransmissions)>,
+        fragments: Vec<(TransmissionLane, Fragment)>,
     ) {
-        trace!("re-inserting pending replies for {recipient}");
         // the buffer should ALWAYS exist at this point, if it doesn't, it's a bug...
         self.pending_replies
             .entry(*recipient)
@@ -132,7 +119,6 @@ where
         recipient: &AnonymousSenderTag,
         data: Vec<Arc<PendingAcknowledgement>>,
     ) {
-        trace!("re-inserting pending retransmissions for {recipient}");
         // the underlying entry MUST exist as we've just got data from there
         let map_entry = self
             .pending_retransmissions
@@ -150,7 +136,7 @@ where
     }
 
     fn should_request_more_surbs(&self, target: &AnonymousSenderTag) -> bool {
-        trace!("checking if we should request more surbs from {target}");
+        trace!("checking if we should request more surbs from {:?}", target);
 
         let pending_queue_size = self
             .pending_replies
@@ -166,6 +152,11 @@ where
 
         let total_queue = pending_queue_size + retransmission_queue;
 
+        // simple as that - there's absolutely nothing to retransmit
+        if total_queue == 0 {
+            return false;
+        }
+
         let available_surbs = self
             .full_reply_storage
             .surbs_storage_ref()
@@ -182,27 +173,11 @@ where
             .full_reply_storage
             .surbs_storage_ref()
             .max_surb_threshold();
-        let min_surbs_threshold_buffer =
-            self.config.reply_surbs.minimum_reply_surb_threshold_buffer;
 
-        // After clearing the queue, we want to have at least `min_surbs_threshold` surbs available
+        debug!("total queue size: {total_queue} = pending data {pending_queue_size} + pending retransmission {retransmission_queue}, available surbs: {available_surbs} pending surbs: {pending_surbs} threshold range: {min_surbs_threshold}..{max_surbs_threshold}");
-        // and reserved for requesting additional surbs, and in addition to that we also want to
-        // have `min_surbs_threshold_buffer` surbs available proactively.
-        let target_surbs_after_clearing_queue = min_surbs_threshold + min_surbs_threshold_buffer;
 
-        // Check if we have enough surbs to handle the total queue and maintain minimum thresholds
+        (pending_surbs + available_surbs) < max_surbs_threshold
-        let total_required_surbs = total_queue + target_surbs_after_clearing_queue;
+            && (pending_surbs + available_surbs) < (total_queue + min_surbs_threshold)
-        let total_available_surbs = pending_surbs + available_surbs;
-
-        debug!("total queue size: {total_queue} = pending data {pending_queue_size} + pending retransmission {retransmission_queue}, available surbs: {available_surbs} pending surbs: {pending_surbs} threshold range: {min_surbs_threshold}..+{min_surbs_threshold_buffer}..{max_surbs_threshold}");
-
-        // We should request more surbs if:
-        // 1. We haven't hit the maximum surb threshold, and
-        // 2. We don't have enough surbs to handle the queue plus minimum thresholds
-        let is_below_max_threshold = total_available_surbs < max_surbs_threshold;
-        let is_below_required_surbs = total_available_surbs < total_required_surbs;
-
-        is_below_max_threshold && is_below_required_surbs
     }
 
     async fn handle_send_reply(
@@ -210,7 +185,6 @@ where
         recipient_tag: AnonymousSenderTag,
         data: Vec<u8>,
         lane: TransmissionLane,
-        max_retransmissions: Option<u32>,
     ) {
         if !self
             .full_reply_storage
@@ -248,14 +222,7 @@ where
                 .get_reply_surbs(&recipient_tag, max_to_send);
 
             if let Some(reply_surbs) = surbs {
-                let to_send = fragments
+                let to_send = fragments.drain(..max_to_send).collect::<Vec<_>>();
-                    .drain(..max_to_send)
-                    .map(|f| FragmentWithMaxRetransmissions {
-                        fragment: f,
-                        max_retransmissions,
-                    })
-                    .collect::<Vec<_>>();
-
                 if let Err(err) = self
                     .message_handler
                     .try_send_reply_chunks_on_lane(
@@ -271,10 +238,6 @@ where
                         &recipient_tag,
                     );
                     warn!("failed to send reply to {recipient_tag}: {err}");
-                    info!(
-                        "buffering {no_fragments} fragments for {recipient_tag}",
-                        no_fragments = to_send.len()
-                    );
                     self.insert_pending_replies(&recipient_tag, to_send, lane);
                 }
             }
@@ -282,20 +245,6 @@ where
 
         // if there's leftover data we didn't send because we didn't have enough (or any) surbs - buffer it
         if !fragments.is_empty() {
-            // Ideally we should have enough surbs above the minimum threshold to handle sending
-            // new replies without having to first request more surbs. That's why I'd like to log
-            // these cases as they might indicate a problem with the surb management.
-            debug!(
-                "buffering {no_fragments} fragments for {recipient_tag}",
-                no_fragments = fragments.len()
-            );
-            let fragments: Vec<_> = fragments
-                .into_iter()
-                .map(|fragment| FragmentWithMaxRetransmissions {
-                    fragment,
-                    max_retransmissions,
-                })
-                .collect();
             self.insert_pending_replies(&recipient_tag, fragments, lane);
         }
 
@@ -310,7 +259,6 @@ where
         target: AnonymousSenderTag,
         amount: u32,
     ) -> Result<(), PreparationError> {
-        debug!("requesting {amount} additional reply surbs for {target}");
         let reply_surb = self
             .full_reply_storage
             .surbs_storage_ref()
@@ -429,7 +377,7 @@ where
         &mut self,
         from: &AnonymousSenderTag,
         amount: usize,
-    ) -> Option<Vec<(TransmissionLane, FragmentWithMaxRetransmissions)>> {
+    ) -> Option<Vec<(TransmissionLane, Fragment)>> {
         // if possible, pop all pending replies, if not, pop only entries for which we'd have a reply surb
         let total = self.pending_replies.get(from)?.total_size();
         trace!("pending queue has {total} elements");
@@ -709,11 +657,7 @@ where
                 recipient,
                 message,
                 lane,
-                max_retransmissions,
+            } => self.handle_send_reply(recipient, message, lane).await,
-            } => {
-                self.handle_send_reply(recipient, message, lane, max_retransmissions)
-                    .await
-            }
             ReplyControllerMessage::AdditionalSurbs {
                 sender_tag,
                 reply_surbs,
@@ -736,7 +680,7 @@ where
     // it should take into consideration the average latency, sending rate and queue size.
     // it should request as many surbs as it takes to saturate its sending rate before next batch arrives
     async fn request_reply_surbs_for_queue_clearing(&mut self, target: AnonymousSenderTag) {
-        trace!("requesting surbs for queue clearing");
+        trace!("requesting surbs for queues clearing");
 
         let pending_queue_size = self
             .pending_replies
@@ -750,18 +694,17 @@ where
             .map(|pending_queue| pending_queue.len())
             .unwrap_or_default();
 
-        let min_surbs_buffer = self.config.reply_surbs.minimum_reply_surb_threshold_buffer as u32;
-
         let total_queue = (pending_queue_size + retransmission_queue) as u32;
 
-        // To proactively request additional surbs, we aim to have a buffer of extra surbs in our
+        if total_queue == 0 {
-        // storage.
+            trace!("the pending queues for {:?} are already empty", target);
-        let total_queue_with_buffer = total_queue + min_surbs_buffer;
+            return;
+        }
 
         let request_size = min(
             self.config.reply_surbs.maximum_reply_surb_request_size,
             max(
-                total_queue_with_buffer,
+                total_queue,
                 self.config.reply_surbs.minimum_reply_surb_request_size,
             ),
         );
@@ -770,7 +713,7 @@ where
             .request_additional_reply_surbs(target, request_size)
             .await
         {
-            info!("{err}")
+            warn!("failed to request additional surbs... - {err}")
         }
     }
 
@@ -903,11 +846,9 @@ where
     //     todo!()
     // }
 
-    pub(crate) async fn run(&mut self) {
+    pub(crate) async fn run_with_shutdown(&mut self, mut shutdown: nym_task::TaskClient) {
         debug!("Started ReplyController with graceful shutdown support");
 
-        let mut shutdown = self.task_client.fork("select");
-
         let polling_rate = Duration::from_secs(5);
         let mut stale_inspection = new_interval_stream(polling_rate);
 
@@ -919,7 +860,7 @@ where
         while !shutdown.is_shutdown() {
             tokio::select! {
                 biased;
-                _ = shutdown.recv() => {
+                _ = shutdown.recv_with_delay() => {
                     log::trace!("ReplyController: Received shutdown");
                 },
                 req = self.request_receiver.next() => match req {

common/client-core/src/client/replies/reply_controller/requests.rs

@@ -15,27 +15,6 @@ pub(crate) fn new_control_channels() -> (ReplyControllerSender, ReplyControllerR
     (tx.into(), rx)
 }
 
-#[derive(Debug, thiserror::Error)]
-pub enum ReplyControllerSenderError {
-    #[error("failed to send retransmission data to reply controller")]
-    SendRetransmissionData(#[source] mpsc::TrySendError<ReplyControllerMessage>),
-
-    #[error("failed to send reply to reply controller")]
-    SendReply(#[source] mpsc::TrySendError<ReplyControllerMessage>),
-
-    #[error("failed to send additional surbs to reply controller")]
-    AdditionalSurbs(#[source] mpsc::TrySendError<ReplyControllerMessage>),
-
-    #[error("failed to send additional surbs request to reply controller")]
-    AdditionalSurbsRequest(#[source] mpsc::TrySendError<ReplyControllerMessage>),
-
-    #[error("failed to request lane queue length from reply controller")]
-    LaneQueueLength(#[source] mpsc::TrySendError<ReplyControllerMessage>),
-
-    #[error("response channel was dropped before we could receive the response")]
-    ResponseChannelDropped(#[source] oneshot::Canceled),
-}
-
 #[derive(Debug, Clone)]
 pub struct ReplyControllerSender(mpsc::UnboundedSender<ReplyControllerMessage>);
 
@@ -51,14 +30,14 @@ impl ReplyControllerSender {
         recipient: AnonymousSenderTag,
         timed_out_ack: Weak<PendingAcknowledgement>,
         extra_surb_request: bool,
-    ) -> Result<(), ReplyControllerSenderError> {
+    ) {
         self.0
             .unbounded_send(ReplyControllerMessage::RetransmitReply {
                 recipient,
                 timed_out_ack,
                 extra_surb_request,
             })
-            .map_err(ReplyControllerSenderError::SendRetransmissionData)
+            .expect("ReplyControllerReceiver has died!")
     }
 
     pub(crate) fn send_reply(
@@ -66,16 +45,14 @@ impl ReplyControllerSender {
         recipient: AnonymousSenderTag,
         message: Vec<u8>,
         lane: TransmissionLane,
-        max_retransmissions: Option<u32>,
+    ) {
-    ) -> Result<(), ReplyControllerSenderError> {
         self.0
             .unbounded_send(ReplyControllerMessage::SendReply {
                 recipient,
                 message,
                 lane,
-                max_retransmissions,
             })
-            .map_err(ReplyControllerSenderError::SendReply)
+            .expect("ReplyControllerReceiver has died!")
     }
 
     pub(crate) fn send_additional_surbs(
@@ -83,47 +60,42 @@ impl ReplyControllerSender {
         sender_tag: AnonymousSenderTag,
         reply_surbs: Vec<ReplySurb>,
         from_surb_request: bool,
-    ) -> Result<(), ReplyControllerSenderError> {
+    ) {
         self.0
             .unbounded_send(ReplyControllerMessage::AdditionalSurbs {
                 sender_tag,
                 reply_surbs,
                 from_surb_request,
             })
-            .map_err(ReplyControllerSenderError::AdditionalSurbs)
+            .expect("ReplyControllerReceiver has died!")
     }
 
-    pub(crate) fn send_additional_surbs_request(
+    pub(crate) fn send_additional_surbs_request(&self, recipient: Recipient, amount: u32) {
-        &self,
-        recipient: Recipient,
-        amount: u32,
-    ) -> Result<(), ReplyControllerSenderError> {
         self.0
             .unbounded_send(ReplyControllerMessage::AdditionalSurbsRequest {
                 recipient: Box::new(recipient),
                 amount,
             })
-            .map_err(ReplyControllerSenderError::AdditionalSurbsRequest)
+            .expect("ReplyControllerReceiver has died!")
     }
 
-    pub async fn get_lane_queue_length(
+    pub async fn get_lane_queue_length(&self, connection_id: ConnectionId) -> usize {
-        &self,
-        connection_id: ConnectionId,
-    ) -> Result<usize, ReplyControllerSenderError> {
         let (response_tx, response_rx) = oneshot::channel();
-        if let Err(err) = self
+        self.0
-            .0
             .unbounded_send(ReplyControllerMessage::LaneQueueLength {
                 connection_id,
                 response_channel: response_tx,
             })
-        {
+            .expect("ReplyControllerReceiver has died!");
-            return Err(ReplyControllerSenderError::LaneQueueLength(err));
-        }
 
-        response_rx
+        match response_rx.await {
-            .await
+            Ok(length) => length,
-            .map_err(ReplyControllerSenderError::ResponseChannelDropped)
+            Err(_) => {
+                error!("The reply controller has dropped our response channel!");
+                // TODO: should we panic here instead? this message implies something weird and unrecoverable has happened
+                0
+            }
+        }
     }
 }
 
@@ -138,10 +110,7 @@ impl ReplyQueueLengths {
         }
     }
 
-    pub async fn get_lane_queue_length(
+    pub async fn get_lane_queue_length(&self, connection_id: ConnectionId) -> usize {
-        &self,
-        connection_id: ConnectionId,
-    ) -> Result<usize, ReplyControllerSenderError> {
         self.reply_controller_sender
             .get_lane_queue_length(connection_id)
             .await
@@ -151,7 +120,7 @@ impl ReplyQueueLengths {
 pub(crate) type ReplyControllerReceiver = mpsc::UnboundedReceiver<ReplyControllerMessage>;
 
 #[derive(Debug)]
-pub enum ReplyControllerMessage {
+pub(crate) enum ReplyControllerMessage {
     RetransmitReply {
         recipient: AnonymousSenderTag,
         timed_out_ack: Weak<PendingAcknowledgement>,
@@ -162,7 +131,6 @@ pub enum ReplyControllerMessage {
         recipient: AnonymousSenderTag,
         message: Vec<u8>,
         lane: TransmissionLane,
-        max_retransmissions: Option<u32>,
     },
 
     AdditionalSurbs {

common/client-core/src/client/statistics_control.rs

@@ -16,14 +16,14 @@
 #![warn(clippy::todo)]
 #![warn(clippy::dbg_macro)]
 
-use futures::StreamExt;
+use std::time::Duration;
+
 use nym_client_core_config_types::StatsReporting;
 use nym_sphinx::addressing::Recipient;
 use nym_statistics_common::clients::{
     ClientStatsController, ClientStatsReceiver, ClientStatsSender,
 };
-use nym_task::{connections::TransmissionLane, TaskClient};
+use nym_task::connections::TransmissionLane;
-use std::time::Duration;
 
 use crate::{
     client::inbound_messages::{InputMessage, InputMessageSender},
@@ -51,9 +51,6 @@ pub(crate) struct StatisticsControl {
 
     /// Config for stats reporting (enabled, address, interval)
     reporting_config: StatsReporting,
-
-    /// Task client for listening for shutdown
-    task_client: TaskClient,
 }
 
 impl StatisticsControl {
@@ -62,24 +59,19 @@ impl StatisticsControl {
         client_type: String,
         client_stats_id: String,
         report_tx: InputMessageSender,
-        task_client: TaskClient,
     ) -> (Self, ClientStatsSender) {
         let (stats_tx, stats_rx) = tokio::sync::mpsc::unbounded_channel();
 
         let stats = ClientStatsController::new(client_stats_id, client_type);
 
-        let mut task_client_stats_sender = task_client.fork("stats_sender");
-        task_client_stats_sender.disarm();
-
         (
             StatisticsControl {
                 stats,
                 stats_rx,
                 report_tx,
                 reporting_config,
-                task_client,
             },
-            ClientStatsSender::new(Some(stats_tx), task_client_stats_sender),
+            ClientStatsSender::new(Some(stats_tx)),
         )
     }
 
@@ -99,43 +91,16 @@ impl StatisticsControl {
         }
     }
 
-    async fn run(&mut self) {
+    async fn run_with_shutdown(&mut self, mut task_client: nym_task::TaskClient) {
         log::debug!("Started StatisticsControl with graceful shutdown support");
 
-        #[cfg(not(target_arch = "wasm32"))]
+        let mut stats_report_interval =
-        let mut stats_report_interval = tokio_stream::wrappers::IntervalStream::new(
+            tokio::time::interval(self.reporting_config.reporting_interval);
-            tokio::time::interval(self.reporting_config.reporting_interval),
+        let mut local_report_interval = tokio::time::interval(LOCAL_REPORT_INTERVAL);
-        );
+        let mut snapshot_interval = tokio::time::interval(SNAPSHOT_INTERVAL);
 
-        #[cfg(not(target_arch = "wasm32"))]
+        loop {
-        let mut local_report_interval = tokio_stream::wrappers::IntervalStream::new(
-            tokio::time::interval(LOCAL_REPORT_INTERVAL),
-        );
-
-        #[cfg(not(target_arch = "wasm32"))]
-        let mut snapshot_interval =
-            tokio_stream::wrappers::IntervalStream::new(tokio::time::interval(SNAPSHOT_INTERVAL));
-
-        #[cfg(target_arch = "wasm32")]
-        let mut stats_report_interval = gloo_timers::future::IntervalStream::new(
-            self.reporting_config.reporting_interval.as_millis() as u32,
-        );
-
-        #[cfg(target_arch = "wasm32")]
-        let mut local_report_interval =
-            gloo_timers::future::IntervalStream::new(LOCAL_REPORT_INTERVAL.as_millis() as u32);
-
-        #[cfg(target_arch = "wasm32")]
-        let mut snapshot_interval =
-            gloo_timers::future::IntervalStream::new(SNAPSHOT_INTERVAL.as_millis() as u32);
-
-        while !self.task_client.is_shutdown() {
             tokio::select! {
-                biased;
-                _ = self.task_client.recv() => {
-                    log::trace!("StatisticsControl: Received shutdown");
-                    break;
-                },
                 stats_event = self.stats_rx.recv() => match stats_event {
                         Some(stats_event) => self.stats.handle_event(stats_event),
                         None => {
@@ -143,48 +108,44 @@ impl StatisticsControl {
                             break;
                         }
                 },
-                _ = snapshot_interval.next() => {
+                _ = snapshot_interval.tick() => {
                     self.stats.snapshot();
                 }
-                _ = stats_report_interval.next() => {
+                _ = stats_report_interval.tick(), if self.reporting_config.enabled && self.reporting_config.provider_address.is_some() => {
-                    let Some(recipient) = self.reporting_config.provider_address else {
+                    // SAFTEY : this branch executes only if reporting is not none, so unwrapp is fine
-                        continue
+                    #[allow(clippy::unwrap_used)]
-                    };
+                    self.report_stats(self.reporting_config.provider_address.unwrap()).await;
-
-                    if self.reporting_config.enabled {
-                        self.report_stats(recipient).await;
-                    }
                 }
 
-                _ = local_report_interval.next() => {
+                _ = local_report_interval.tick() => {
-                    self.stats.local_report(&mut self.task_client);
+                    self.stats.local_report(&mut task_client);
                 }
+                _ = task_client.recv_with_delay() => {
+                    log::trace!("StatisticsControl: Received shutdown");
+                    break;
+                },
             }
         }
+        task_client.recv_timeout().await;
         log::debug!("StatisticsControl: Exiting");
     }
 
-    pub(crate) fn start(mut self) {
+    pub(crate) fn start_with_shutdown(mut self, task_client: nym_task::TaskClient) {
         spawn_future(async move {
-            self.run().await;
+            self.run_with_shutdown(task_client).await;
         })
     }
 
-    pub(crate) fn create_and_start(
+    pub(crate) fn create_and_start_with_shutdown(
         reporting_config: StatsReporting,
         client_type: String,
         client_stats_id: String,
         report_tx: InputMessageSender,
-        task_client: TaskClient,
+        task_client: nym_task::TaskClient,
     ) -> ClientStatsSender {
-        let (controller, sender) = Self::create(
+        let (controller, sender) =
-            reporting_config,
+            Self::create(reporting_config, client_type, client_stats_id, report_tx);
-            client_type,
+        controller.start_with_shutdown(task_client);
-            client_stats_id,
-            report_tx,
-            task_client,
-        );
-        controller.start();
         sender
     }
 }

common/client-core/src/client/topology_control/mod.rs

@@ -6,7 +6,6 @@ pub(crate) use accessor::{TopologyAccessor, TopologyReadPermit};
 use futures::StreamExt;
 use log::*;
 use nym_sphinx::addressing::nodes::NodeIdentity;
-use nym_task::TaskClient;
 use nym_topology::NymTopologyError;
 use std::time::Duration;
 
@@ -44,8 +43,6 @@ pub struct TopologyRefresher {
 
     refresh_rate: Duration,
     consecutive_failure_count: usize,
-
-    task_client: TaskClient,
 }
 
 impl TopologyRefresher {
@@ -53,14 +50,12 @@ impl TopologyRefresher {
         cfg: TopologyRefresherConfig,
         topology_accessor: TopologyAccessor,
         topology_provider: Box<dyn TopologyProvider + Send + Sync>,
-        task_client: TaskClient,
     ) -> Self {
         TopologyRefresher {
             topology_provider,
             topology_accessor,
             refresh_rate: cfg.refresh_rate,
             consecutive_failure_count: 0,
-            task_client,
         }
     }
 
@@ -147,7 +142,7 @@ impl TopologyRefresher {
         }
     }
 
-    pub fn start(mut self) {
+    pub fn start_with_shutdown(mut self, mut shutdown: nym_task::TaskClient) {
         spawn_future(async move {
             debug!("Started TopologyRefresher with graceful shutdown support");
 
@@ -160,17 +155,17 @@ impl TopologyRefresher {
             let mut interval =
                 gloo_timers::future::IntervalStream::new(self.refresh_rate.as_millis() as u32);
 
-            while !self.task_client.is_shutdown() {
+            while !shutdown.is_shutdown() {
                 tokio::select! {
                     _ = interval.next() => {
                         self.try_refresh().await;
                     },
-                    _ = self.task_client.recv() => {
+                    _ = shutdown.recv() => {
                         log::trace!("TopologyRefresher: Received shutdown");
                     },
                 }
             }
-            self.task_client.recv_timeout().await;
+            shutdown.recv_timeout().await;
             log::debug!("TopologyRefresher: Exiting");
         })
     }

common/client-core/src/client/transmission_buffer.rs

@@ -58,8 +58,8 @@ impl<T> TransmissionBuffer<T> {
     }
 
     #[cfg(not(target_arch = "wasm32"))]
-    pub(crate) fn lanes(&self) -> Vec<TransmissionLane> {
+    pub(crate) fn num_lanes(&self) -> usize {
-        self.buffer.keys().cloned().collect()
+        self.buffer.keys().count()
     }
 
     pub(crate) fn lane_length(&self, lane: &TransmissionLane) -> Option<usize> {
@@ -83,7 +83,6 @@ impl<T> TransmissionBuffer<T> {
     }
 
     #[cfg(not(target_arch = "wasm32"))]
-    #[allow(unused)]
     pub(crate) fn total_size_in_bytes(&self) -> usize
     where
         T: SizedData,

common/client-core/src/error.rs

@@ -36,13 +36,6 @@ pub enum ClientCoreError {
     #[error("no gateway with id: {0}")]
     NoGatewayWithId(String),
 
-    #[error("Invalid URL: {0}")]
-    InvalidUrl(String),
-
-    #[cfg(not(target_arch = "wasm32"))]
-    #[error("resolution failed: {0}")]
-    ResolutionFailed(#[from] nym_http_api_client::HickoryDnsError),
-
     #[error("no gateways on network")]
     NoGatewaysOnNetwork,
 
@@ -103,9 +96,6 @@ pub enum ClientCoreError {
     #[error("timed out while trying to establish gateway connection")]
     GatewayConnectionTimeout,
 
-    #[error("failed to forward mix messages to gateway")]
-    GatewayFailedToForwardMessages,
-
     #[error("no ping measurements for the gateway ({identity}) performed")]
     NoGatewayMeasurements { identity: String },
 
@@ -222,9 +212,6 @@ pub enum ClientCoreError {
         "fresh registration with gateway {gateway_id} somehow requires an additional key upgrade!"
     )]
     UnexpectedKeyUpgrade { gateway_id: String },
-
-    #[error("failed to derive keys from master key")]
-    HkdfDerivationError {},
 }
 
 /// Set of messages that the client can send to listeners via the task manager

common/client-core/src/init/helpers.rs

@@ -11,15 +11,10 @@ use nym_topology::node::RoutingNode;
 use nym_validator_client::client::IdentityKeyRef;
 use nym_validator_client::UserAgent;
 use rand::{seq::SliceRandom, Rng};
-#[cfg(unix)]
-use std::os::fd::RawFd;
 use std::{sync::Arc, time::Duration};
 use tungstenite::Message;
 use url::Url;
 
-#[cfg(not(target_arch = "wasm32"))]
-use crate::init::websockets::connect_async;
-
 use nym_topology::NodeId;
 #[cfg(not(target_arch = "wasm32"))]
 use tokio::net::TcpStream;
@@ -28,6 +23,8 @@ use tokio::time::sleep;
 #[cfg(not(target_arch = "wasm32"))]
 use tokio::time::Instant;
 #[cfg(not(target_arch = "wasm32"))]
+use tokio_tungstenite::connect_async;
+#[cfg(not(target_arch = "wasm32"))]
 use tokio_tungstenite::{MaybeTlsStream, WebSocketStream};
 #[cfg(target_arch = "wasm32")]
 use wasm_utils::websocket::JSWebsocket;
@@ -89,12 +86,11 @@ impl<'a, G: ConnectableGateway> GatewayWithLatency<'a, G> {
     }
 }
 
-pub async fn gateways_for_init<R: Rng>(
+pub async fn current_gateways<R: Rng>(
     rng: &mut R,
     nym_apis: &[Url],
     user_agent: Option<UserAgent>,
     minimum_performance: u8,
-    ignore_epoch_roles: bool,
 ) -> Result<Vec<RoutingNode>, ClientCoreError> {
     let nym_api = nym_apis
         .choose(rng)
@@ -112,11 +108,8 @@ pub async fn gateways_for_init<R: Rng>(
 
     log::trace!("Gateways: {:#?}", gateways);
 
-    // filter out gateways below minimum performance and ones that could operate as a mixnode
-    // (we don't want instability)
     let valid_gateways = gateways
         .iter()
-        .filter(|g| ignore_epoch_roles || !g.supported_roles.mixnode)
         .filter(|g| g.performance.round_to_integer() >= minimum_performance)
         .filter_map(|gateway| gateway.try_into().ok())
         .collect::<Vec<_>>();
@@ -135,7 +128,7 @@ pub async fn gateways_for_init<R: Rng>(
 async fn connect(endpoint: &str) -> Result<WsConn, ClientCoreError> {
     match tokio::time::timeout(CONN_TIMEOUT, connect_async(endpoint)).await {
         Err(_elapsed) => Err(ClientCoreError::GatewayConnectionTimeout),
-        Ok(Err(conn_failure)) => Err(conn_failure),
+        Ok(Err(conn_failure)) => Err(conn_failure.into()),
         Ok(Ok((stream, _))) => Ok(stream),
     }
 }
@@ -315,15 +308,9 @@ pub(super) async fn register_with_gateway(
     gateway_id: identity::PublicKey,
     gateway_listener: Url,
     our_identity: Arc<identity::KeyPair>,
-    #[cfg(unix)] connection_fd_callback: Option<Arc<dyn Fn(RawFd) + Send + Sync>>,
 ) -> Result<RegistrationResult, ClientCoreError> {
-    let mut gateway_client = GatewayClient::new_init(
+    let mut gateway_client =
-        gateway_listener,
+        GatewayClient::new_init(gateway_listener, gateway_id, our_identity.clone());
-        gateway_id,
-        our_identity.clone(),
-        #[cfg(unix)]
-        connection_fd_callback,
-    );
 
     gateway_client.establish_connection().await.map_err(|err| {
         log::warn!("Failed to establish connection with gateway!");

common/client-core/src/init/mod.rs

@@ -23,13 +23,9 @@ use nym_topology::node::RoutingNode;
 use rand::rngs::OsRng;
 use rand::{CryptoRng, RngCore};
 use serde::Serialize;
-#[cfg(unix)]
-use std::{os::fd::RawFd, sync::Arc};
 
 pub mod helpers;
 pub mod types;
-#[cfg(not(target_arch = "wasm32"))]
-pub(crate) mod websockets;
 
 // helpers for error wrapping
 
@@ -55,7 +51,6 @@ async fn setup_new_gateway<K, D>(
     details_store: &D,
     selection_specification: GatewaySelectionSpecification,
     available_gateways: Vec<RoutingNode>,
-    #[cfg(unix)] connection_fd_callback: Option<Arc<dyn Fn(RawFd) + Send + Sync>>,
 ) -> Result<InitialisationResult, ClientCoreError>
 where
     K: KeyStore,
@@ -111,14 +106,9 @@ where
             // if we're using a 'normal' gateway setup, do register
             let our_identity = client_keys.identity_keypair();
 
-            let registration = helpers::register_with_gateway(
+            let registration =
-                gateway_id,
+                helpers::register_with_gateway(gateway_id, gateway_listener.clone(), our_identity)
-                gateway_listener.clone(),
+                    .await?;
-                our_identity,
-                #[cfg(unix)]
-                connection_fd_callback,
-            )
-            .await?;
             (
                 GatewayDetails::new_remote(
                     gateway_id,
@@ -211,19 +201,9 @@ where
         GatewaySetup::New {
             specification,
             available_gateways,
-            #[cfg(unix)]
-            connection_fd_callback,
         } => {
             log::debug!("GatewaySetup::New with spec: {specification:?}");
-            setup_new_gateway(
+            setup_new_gateway(key_store, details_store, specification, available_gateways).await
-                key_store,
-                details_store,
-                specification,
-                available_gateways,
-                #[cfg(unix)]
-                connection_fd_callback,
-            )
-            .await
         }
         GatewaySetup::ReuseConnection {
             authenticated_ephemeral_client,

common/client-core/src/init/types.rs

@@ -17,9 +17,7 @@ use nym_topology::node::RoutingNode;
 use nym_validator_client::client::IdentityKey;
 use nym_validator_client::nyxd::AccountId;
 use serde::Serialize;
-use std::fmt::{Debug, Display};
+use std::fmt::Display;
-#[cfg(unix)]
-use std::os::fd::RawFd;
 use std::sync::Arc;
 use time::OffsetDateTime;
 use url::Url;
@@ -210,10 +208,6 @@ pub enum GatewaySetup {
 
         // TODO: seems to be a bit inefficient to pass them by value
         available_gateways: Vec<RoutingNode>,
-
-        /// Callback useful for allowing initial connection to gateway
-        #[cfg(unix)]
-        connection_fd_callback: Option<Arc<dyn Fn(RawFd) + Send + Sync>>,
     },
 
     ReuseConnection {
@@ -227,36 +221,6 @@ pub enum GatewaySetup {
     },
 }
 
-impl Debug for GatewaySetup {
-    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
-        match self {
-            GatewaySetup::MustLoad { gateway_id } => f
-                .debug_struct("GatewaySetup::MustLoad")
-                .field("gateway_id", gateway_id)
-                .finish(),
-            GatewaySetup::New {
-                specification,
-                available_gateways,
-                #[cfg(unix)]
-                    connection_fd_callback: _,
-            } => f
-                .debug_struct("GatewaySetup::New")
-                .field("specification", specification)
-                .field("available_gateways", available_gateways)
-                .field("gateways", specification)
-                .finish(),
-            GatewaySetup::ReuseConnection {
-                gateway_details, ..
-            } => f
-                .debug_struct("GatewaySetup::ReuseConnection")
-                .field("authenticated_ephemeral_client", &"***")
-                .field("gateway_details", gateway_details)
-                .field("client_keys", &"***")
-                .finish(),
-        }
-    }
-}
-
 impl GatewaySetup {
     pub fn try_reuse_connection(init_res: InitialisationResult) -> Result<Self, ClientCoreError> {
         if let Some(authenticated_ephemeral_client) = init_res.authenticated_ephemeral_client {
@@ -278,8 +242,6 @@ impl GatewaySetup {
                 additional_data: None,
             },
             available_gateways: vec![],
-            #[cfg(unix)]
-            connection_fd_callback: None,
         }
     }
 

common/client-core/src/init/websockets.rs

@@ -1,44 +0,0 @@
-use crate::error::ClientCoreError;
-
-use nym_http_api_client::HickoryDnsResolver;
-use tokio::net::TcpStream;
-use tokio_tungstenite::{MaybeTlsStream, WebSocketStream};
-use tungstenite::handshake::client::Response;
-use url::{Host, Url};
-
-use std::net::SocketAddr;
-
-#[cfg(not(target_arch = "wasm32"))]
-pub(crate) async fn connect_async(
-    endpoint: &str,
-) -> Result<(WebSocketStream<MaybeTlsStream<TcpStream>>, Response), ClientCoreError> {
-    let resolver = HickoryDnsResolver::default();
-    let uri = Url::parse(endpoint).map_err(|_| ClientCoreError::InvalidUrl(endpoint.to_owned()))?;
-    let port: u16 = uri.port_or_known_default().unwrap_or(443);
-
-    let host = uri
-        .host()
-        .ok_or(ClientCoreError::InvalidUrl(endpoint.to_owned()))?;
-
-    // Get address for tcp connection, if a domain is provided use our preferred resolver rather than
-    // the default std resolve
-    let sock_addrs: Vec<SocketAddr> = match host {
-        Host::Ipv4(addr) => vec![SocketAddr::new(addr.into(), port)],
-        Host::Ipv6(addr) => vec![SocketAddr::new(addr.into(), port)],
-        Host::Domain(domain) => {
-            // Do a DNS lookup for the domain using our custom DNS resolver
-            resolver
-                .resolve_str(domain)
-                .await?
-                .into_iter()
-                .map(|a| SocketAddr::new(a, port))
-                .collect()
-        }
-    };
-
-    let stream = TcpStream::connect(&sock_addrs[..]).await?;
-
-    tokio_tungstenite::client_async_tls(endpoint, stream)
-        .await
-        .map_err(Into::into)
-}

common/client-core/src/lib.rs

@@ -33,3 +33,48 @@ where
 {
     tokio::spawn(future);
 }
+
+#[derive(Clone, Default, Debug)]
+pub struct ForgetMe {
+    client: bool,
+    stats: bool,
+}
+
+impl ForgetMe {
+    pub fn new_all() -> Self {
+        Self {
+            client: true,
+            stats: true,
+        }
+    }
+
+    pub fn new_client() -> Self {
+        Self {
+            client: true,
+            stats: false,
+        }
+    }
+
+    pub fn new_stats() -> Self {
+        Self {
+            client: false,
+            stats: true,
+        }
+    }
+
+    pub fn new(client: bool, stats: bool) -> Self {
+        Self { client, stats }
+    }
+
+    pub fn any(&self) -> bool {
+        self.client || self.stats
+    }
+
+    pub fn client(&self) -> bool {
+        self.client
+    }
+
+    pub fn stats(&self) -> bool {
+        self.stats
+    }
+}