Try adding contract feature

Merge remote-tracking branch 'origin' into feature/ephemera
Minor fixes to support harbourmaster beacon (#3618 )
2023-06-29 18:54:15 +03:00 · 2023-06-29 14:49:23 +03:00 · 2023-06-29 12:38:03 +02:00 · 2023-06-28 19:00:52 +03:00 · 2023-06-28 15:59:27 +02:00 · 2023-06-28 13:43:43 +02:00
504 changed files with 31230 additions and 7499 deletions
@@ -107,6 +107,8 @@ jobs:
          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
+          cp contracts/target/wasm32-unknown-unknown/release/nym_service_provider_directory.wasm $OUTPUT_DIR
+          cp contracts/target/wasm32-unknown-unknown/release/nym_name_service.wasm $OUTPUT_DIR

      - name: Deploy branch to CI www
        continue-on-error: true
@@ -19,6 +19,16 @@ jobs:
        node-version: 16
    - name: Setup yarn
      run: npm install -g yarn
+    - name: Install Rust stable
+      uses: actions-rs/toolchain@v1
+      with:
+        toolchain: stable
+    - name: Install wasm-pack
+      run: curl https://rustwasm.github.io/wasm-pack/installer/init.sh -sSf | sh
+      working-directory: clients/webassembly
+    - name: Build WASM
+      run: wasm-pack build
+      working-directory: clients/webassembly
    - name: Build dependencies
      run: yarn && yarn build
    - name: Build storybook
@@ -49,7 +49,7 @@ jobs:
            "build-tools;$SDK_BUILDTOOLS_VERSION"

      - name: Install Rust toolchain
-        uses: dtolnay/rust-toolchain@stable
+        uses: dtolnay/rust-toolchain@1.70.0

      - name: Install rust android targets
        run: |
@@ -60,6 +60,7 @@ jobs:
        working-directory: sdk/lib/socks5-listener/
        env:
          RELEASE: true
+          RUSTFLAGS: "-C link-args=-Wl,--hash-style=gnu"
        # build for arm64 and x86_64
        run: ./build-android.sh aarch64 x86_64

@@ -67,20 +68,27 @@ jobs:
        working-directory: nym-connect/native/android
        env:
          ANDROID_SDK_ROOT: ${{ env.ANDROID_HOME }}
+          SENTRY_AUTH_TOKEN: ${{ secrets.NYMS5_ANDROID_SENTRY_AUTH_TOKEN }}
        # build for arm64 and x86_64
-        run: ./gradlew :app:assembleArch64Release
+        run: |
+          echo "auth.token=$SENTRY_AUTH_TOKEN" | tee -a sentry.properties
+          ./gradlew :app:assembleArch64Debug
+          ./gradlew :app:assembleArch64Release

      - name: Prepare APKs
        run: |
          mkdir apk
+          mv nym-connect/native/android/app/build/outputs/apk/arch64/debug/app-arch64-debug.apk \
+            apk/nyms5-arch64-debug.apk
          mv nym-connect/native/android/app/build/outputs/apk/arch64/release/app-arch64-release-unsigned.apk \
            apk/nyms5-arch64-release.apk

      - name: Upload APKs
        uses: actions/upload-artifact@v3
        with:
-          name: nyms5-apk-arch64-release
+          name: nyms5-apk-arch64
          path: |
+            apk/nyms5-arch64-debug.apk
            apk/nyms5-arch64-release.apk

  gh-release:
@@ -93,10 +101,11 @@ jobs:
      - name: Download binary artifact
        uses: actions/download-artifact@v3
        with:
-          name: nyms5-apk-arch64-release
+          name: nyms5-apk-arch64
          path: apk
      - name: Release
        uses: softprops/action-gh-release@v1
        with:
-          files: apk/nyms5-arch64-release.apk
-
+          files: |
+            apk/nyms5-arch64-debug.apk
+            apk/nyms5-arch64-release.apk
@@ -36,6 +36,16 @@ jobs:
        node-version: 16
    - name: Setup yarn
      run: npm install -g yarn
+    - name: Install Rust stable
+      uses: actions-rs/toolchain@v1
+      with:
+        toolchain: stable
+    - name: Install wasm-pack
+      run: curl https://rustwasm.github.io/wasm-pack/installer/init.sh -sSf | sh
+      working-directory: clients/webassembly
+    - name: Build WASM
+      run: wasm-pack build
+      working-directory: clients/webassembly
    - name: Install
      run: yarn
    - name: Build packages
@@ -4,6 +4,77 @@ Post 1.0.0 release, the changelog format is based on [Keep a Changelog](https://

 ## [Unreleased]

+## [1.1.23] (2023-06-27)
+
+- nym-cli: add client identity key signing support ([#3576])
+- Don't fully turn off background task when cover traffic is disabled ([#3596])
+
+[#3576]: https://github.com/nymtech/nym/issues/3576
+[#3596]: https://github.com/nymtech/nym/pull/3596
+
+## [v1.1.22] (2023-06-20)
+
+- CLI tool for querying network-requesters ([#3539])
+- Statically link OpenSSL ([#3510])
+- NymConnect - add sentry.io reporting ([#3421])
+- init command does not change version number in config.toml ([#3336])
+- [Bug] Config version does not correspond to binary version ([#3434])
+
+[#3539]: https://github.com/nymtech/nym/issues/3539
+[#3510]: https://github.com/nymtech/nym/issues/3510
+[#3421]: https://github.com/nymtech/nym/issues/3421
+[#3336]: https://github.com/nymtech/nym/issues/3336
+[#3434]: https://github.com/nymtech/nym/issues/3434
+
+## [v1.1.21] (2023-06-13)
+
+- mixFetch: Change socks5 `SendRequest` to include OrderedMessage index as a field rather than making it serialized inside the `data` field
+ ([#3534])
+- Explorer - add more data columns to the Service Provider section: ([#3474])
+- network-requester: support report if they run an open proxy using `ControlRequest` API ([#3461])
+- Refactor client configs (London discussion) ([#3444])
+- Increase `DEFAULT_MAXIMUM_CONNECTION_BUFFER_SIZE` to 2000 to improve reliability ([#3433])
+- socks5: sender waits for lanes to clear even though the connection is closed ([#3366])
+- version bump for variables ([#3545])
+
+[#3534]: https://github.com/nymtech/nym/issues/3534
+[#3474]: https://github.com/nymtech/nym/issues/3474
+[#3461]: https://github.com/nymtech/nym/issues/3461
+[#3444]: https://github.com/nymtech/nym/issues/3444
+[#3433]: https://github.com/nymtech/nym/issues/3433
+[#3366]: https://github.com/nymtech/nym/issues/3366
+[#3545]: https://github.com/nymtech/nym/pull/3545
+
+## [v1.1.20] (2023-06-06)
+
+- Explorer - Fix SP supported apps list ([#3458])
+- Investigate if we need to lower `SHUTDOWN_TIMEOUT` in  socks5 to zero (or almost zero) ([#3438])
+- Explorer - show all gateways in the default view regardless of the version number ([#3427])
+- service-provider-directory: add signature check when announcing ([#3360])
+- Support functionality for nym-name-service (nym-api, nym-cli, etc) ([#3355])
+- Edit the nym-network-requester to support the enabled-credentials-mode flag ([#3101])
+- [BUG] network requester documentation update ([#3493])
+- removing hardcoded version numbers ([#3485])
+- [BUG] network requester documentation update ([#3481])
+- [BUG] network requester documentation update ([#3469])
+- Sign when announcing service providers to the directory contract ([#3459])
+- mixnode documentation update ([#3435])
+- updated readme with new developer chat links + new docs links ([#3141])
+
+[#3458]: https://github.com/nymtech/nym/issues/3458
+[#3438]: https://github.com/nymtech/nym/issues/3438
+[#3427]: https://github.com/nymtech/nym/issues/3427
+[#3360]: https://github.com/nymtech/nym/issues/3360
+[#3355]: https://github.com/nymtech/nym/issues/3355
+[#3101]: https://github.com/nymtech/nym/issues/3101
+[#3493]: https://github.com/nymtech/nym/pull/3493
+[#3485]: https://github.com/nymtech/nym/pull/3485
+[#3481]: https://github.com/nymtech/nym/pull/3481
+[#3469]: https://github.com/nymtech/nym/pull/3469
+[#3459]: https://github.com/nymtech/nym/pull/3459
+[#3435]: https://github.com/nymtech/nym/pull/3435
+[#3141]: https://github.com/nymtech/nym/pull/3141
+
 ## [v1.1.19] (2023-05-16)

 - nym-name-service endpoint in nym-api ([#3403])
@@ -34,6 +34,7 @@ members = [
    "common/cosmwasm-smart-contracts/coconut-bandwidth-contract",
    "common/cosmwasm-smart-contracts/coconut-dkg",
    "common/cosmwasm-smart-contracts/contracts-common",
+    "common/cosmwasm-smart-contracts/ephemera",
    "common/cosmwasm-smart-contracts/group-contract",
    "common/cosmwasm-smart-contracts/mixnet-contract",
    "common/cosmwasm-smart-contracts/multisig-contract",
@@ -87,6 +88,7 @@ members = [
    "nym-api/nym-api-requests",
    "nym-outfox",
    "tools/nym-cli",
+    "tools/nym-nr-query",
    "tools/ts-rs-cli"
 ]

@@ -112,22 +114,26 @@ edition = "2021"
 license = "Apache-2.0"

 [workspace.dependencies]
-async-trait = "0.1.64"
 anyhow = "1.0.71"
+async-trait = "0.1.64"
 bip39 = { version = "2.0.0", features = ["zeroize"] }
 cfg-if = "1.0.0"
-cosmwasm-derive = "=1.0.0"
-cosmwasm-schema = "=1.0.0"
-cosmwasm-std = "=1.0.0"
-cosmwasm-storage = "=1.0.0"
-cw-utils = "=0.13.4"
-cw-storage-plus = "=0.13.4"
-cw2 = { version = "=0.13.4" }
-cw3 = { version = "=0.13.4" }
-cw3-fixed-multisig = { version = "=0.13.4" }
-cw4 = { version = "=0.13.4" }
+cosmwasm-derive = "=1.2.5"
+cosmwasm-schema = "=1.2.5"
+cosmwasm-std = "=1.2.5"
+cosmwasm-storage = "=1.2.5"
+cosmrs = "=0.8.0"
+cw-utils = "=1.0.1"
+cw-storage-plus = "=1.0.1"
+cw2 = { version = "=1.0.1" }
+cw3 = { version = "=1.0.1" }
+cw3-fixed-multisig = { version = "=1.0.1" }
+cw4 = { version = "=1.0.1" }
+cw-controllers = { version = "=1.0.1" }
 dotenvy = "0.15.6"
 generic-array = "0.14.7"
+k256 = "0.11"
+getrandom = "0.2.10"
 lazy_static = "1.4.0"
 log = "0.4"
 once_cell = "1.7.2"
@@ -21,8 +21,8 @@ The platform is composed of multiple Rust crates. Top-level executable binary cr

 ### Building

-Platform build instructions are available on [our docs site](https://nymtech.net/docs/binaries/building-nym.html).
-Wallet build instructions are also available on [our docs site](https://nymtech.net/docs/stable/nym-apps/wallet#for-developers).
+Platform build instructions are available on [our docs site](https://nymtech.net/docs/binaries/build-nym.html).
+Wallet build instructions are also available on [our docs site](https://nymtech.net/docs/wallet/desktop-wallet.html).

 ### Developing

@@ -32,7 +32,11 @@ For Typescript components, please see [ts-packages](./ts-packages).

 ### Developer chat

-You can chat with us in [Keybase](https://keybase.io). Download their chat app, then click **Teams -> Join a team**. Type **nymtech.friends** into the team name and hit **continue**. For general chat, hang out in the **#general** channel. Our development takes place in the **#dev** channel. Node operators should be in the **#node-operators** channel.
+> We used to use Keybase for developer chats, but we have since migrated to Matrix and Discord. We no longer check the old **nymtech.friends** Keybase team. 
+
+You can chat to us in two places: 
+* The #dev channel on [Matrix](https://matrix.to/#/#dev:nymtech.chat)
+* The various developer channels on [Discord](https://discord.gg/nym)

 ### Rewards

@@ -1,6 +1,6 @@
 [package]
 name = "nym-client"
-version = "1.1.19"
+version = "1.1.23"
 authors = ["Dave Hrycyszyn <futurechimp@users.noreply.github.com>", "Jędrzej Stuczyński <andrew@nymtech.net>"]
 description = "Implementation of the Nym Client"
 edition = "2021"
@@ -20,7 +20,8 @@ pub use nym_client_core::config::Config as BaseClientConfig;
 pub use nym_client_core::config::{DebugConfig, GatewayEndpointConfig};

 pub mod old_config_v1_1_13;
-pub mod old_config_v1_1_19;
+pub mod old_config_v1_1_20;
+pub mod old_config_v1_1_20_2;
 mod persistence;
 mod template;

@@ -52,19 +53,6 @@ pub fn default_data_directory<P: AsRef<Path>>(id: P) -> PathBuf {
        .join(DEFAULT_DATA_DIR)
 }

-#[derive(Debug, Deserialize, PartialEq, Eq, Serialize, Clone, Copy)]
-#[serde(deny_unknown_fields)]
-pub enum SocketType {
-    WebSocket,
-    None,
-}
-
-impl SocketType {
-    pub fn is_websocket(&self) -> bool {
-        matches!(self, SocketType::WebSocket)
-    }
-}
-
 #[derive(Debug, Deserialize, PartialEq, Serialize)]
 pub struct Config {
    #[serde(flatten)]
@@ -87,7 +75,7 @@ impl NymConfigTemplate for Config {
 impl Config {
    pub fn new<S: AsRef<str>>(id: S) -> Self {
        Config {
-            base: BaseClientConfig::new(id.as_ref()),
+            base: BaseClientConfig::new(id.as_ref(), env!("CARGO_PKG_VERSION")),
            storage_paths: ClientPaths::new_default(default_data_directory(id.as_ref())),
            logging: Default::default(),
            socket: Default::default(),
@@ -187,6 +175,19 @@ impl Config {

 // define_optional_set_inner!(Config, base, BaseClientConfig);

+#[derive(Debug, Deserialize, PartialEq, Eq, Serialize, Clone, Copy)]
+#[serde(deny_unknown_fields)]
+pub enum SocketType {
+    WebSocket,
+    None,
+}
+
+impl SocketType {
+    pub fn is_websocket(&self) -> bool {
+        matches!(self, SocketType::WebSocket)
+    }
+}
+
 #[derive(Debug, Deserialize, PartialEq, Eq, Serialize)]
 #[serde(default, deny_unknown_fields)]
 pub struct Socket {
@@ -1,7 +1,7 @@
 // Copyright 2023 - Nym Technologies SA <contact@nymtech.net>
 // SPDX-License-Identifier: Apache-2.0

-use crate::client::config::old_config_v1_1_19::{ConfigV1_1_19, SocketV1_1_19};
+use crate::client::config::old_config_v1_1_20::{ConfigV1_1_20, SocketV1_1_20};
 use nym_client_core::config::old_config_v1_1_13::OldConfigV1_1_13 as OldBaseConfigV1_1_13;
 use nym_config::legacy_helpers::nym_config::MigrationNymConfig;
 use serde::{Deserialize, Serialize};
@@ -13,7 +13,7 @@ pub struct OldConfigV1_1_13 {
    #[serde(flatten)]
    pub base: OldBaseConfigV1_1_13<OldConfigV1_1_13>,

-    pub socket: SocketV1_1_19,
+    pub socket: SocketV1_1_20,
 }

 impl MigrationNymConfig for OldConfigV1_1_13 {
@@ -25,9 +25,9 @@ impl MigrationNymConfig for OldConfigV1_1_13 {
    }
 }

-impl From<OldConfigV1_1_13> for ConfigV1_1_19 {
+impl From<OldConfigV1_1_13> for ConfigV1_1_20 {
    fn from(value: OldConfigV1_1_13) -> Self {
-        ConfigV1_1_19 {
+        ConfigV1_1_20 {
            base: value.base.into(),
            socket: value.socket,
        }
@@ -1,13 +1,16 @@
 // Copyright 2023 - Nym Technologies SA <contact@nymtech.net>
 // SPDX-License-Identifier: Apache-2.0

-use crate::client::config::persistence::ClientPaths;
-use crate::client::config::{Config, Socket, SocketType};
+use crate::client::config::old_config_v1_1_20_2::{
+    ClientPathsV1_1_20_2, ConfigV1_1_20_2, SocketTypeV1_1_20_2, SocketV1_1_20_2,
+};
 use nym_bin_common::logging::LoggingSettings;
 use nym_client_core::config::disk_persistence::keys_paths::ClientKeysPaths;
-use nym_client_core::config::disk_persistence::CommonClientPaths;
-use nym_client_core::config::old_config_v1_1_19::ConfigV1_1_19 as BaseConfigV1_1_19;
-use nym_client_core::config::{Client, Config as BaseConfig};
+use nym_client_core::config::disk_persistence::old_v1_1_20_2::CommonClientPathsV1_1_20_2;
+use nym_client_core::config::old_config_v1_1_20::ConfigV1_1_20 as BaseConfigV1_1_20;
+use nym_client_core::config::old_config_v1_1_20_2::{
+    ClientV1_1_20_2, ConfigV1_1_20_2 as BaseConfigV1_1_20_2,
+};
 use nym_config::defaults::DEFAULT_WEBSOCKET_LISTENING_PORT;
 use nym_config::legacy_helpers::nym_config::MigrationNymConfig;
 use serde::{Deserialize, Serialize};
@@ -17,34 +20,34 @@ use std::path::PathBuf;

 #[derive(Debug, Deserialize, PartialEq, Eq, Serialize, Clone, Copy)]
 #[serde(deny_unknown_fields)]
-pub enum SocketTypeV1_1_19 {
+pub enum SocketTypeV1_1_20 {
    WebSocket,
    None,
 }

-impl From<SocketTypeV1_1_19> for SocketType {
-    fn from(value: SocketTypeV1_1_19) -> Self {
+impl From<SocketTypeV1_1_20> for SocketTypeV1_1_20_2 {
+    fn from(value: SocketTypeV1_1_20) -> Self {
        match value {
-            SocketTypeV1_1_19::WebSocket => SocketType::WebSocket,
-            SocketTypeV1_1_19::None => SocketType::None,
+            SocketTypeV1_1_20::WebSocket => SocketTypeV1_1_20_2::WebSocket,
+            SocketTypeV1_1_20::None => SocketTypeV1_1_20_2::None,
        }
    }
 }

 #[derive(Debug, Deserialize, PartialEq, Serialize)]
 #[serde(deny_unknown_fields)]
-pub struct ConfigV1_1_19 {
+pub struct ConfigV1_1_20 {
    #[serde(flatten)]
-    pub base: BaseConfigV1_1_19<ConfigV1_1_19>,
+    pub base: BaseConfigV1_1_20<ConfigV1_1_20>,

-    pub socket: SocketV1_1_19,
+    pub socket: SocketV1_1_20,
 }

-impl From<ConfigV1_1_19> for Config {
-    fn from(value: ConfigV1_1_19) -> Self {
-        Config {
-            base: BaseConfig {
-                client: Client {
+impl From<ConfigV1_1_20> for ConfigV1_1_20_2 {
+    fn from(value: ConfigV1_1_20) -> Self {
+        ConfigV1_1_20_2 {
+            base: BaseConfigV1_1_20_2 {
+                client: ClientV1_1_20_2 {
                    version: value.base.client.version,
                    id: value.base.client.id,
                    disabled_credentials_mode: value.base.client.disabled_credentials_mode,
@@ -55,8 +58,8 @@ impl From<ConfigV1_1_19> for Config {
                debug: value.base.debug.into(),
            },
            socket: value.socket.into(),
-            storage_paths: ClientPaths {
-                common_paths: CommonClientPaths {
+            storage_paths: ClientPathsV1_1_20_2 {
+                common_paths: CommonClientPathsV1_1_20_2 {
                    keys: ClientKeysPaths {
                        private_identity_key_file: value.base.client.private_identity_key_file,
                        public_identity_key_file: value.base.client.public_identity_key_file,
@@ -74,7 +77,7 @@ impl From<ConfigV1_1_19> for Config {
    }
 }

-impl MigrationNymConfig for ConfigV1_1_19 {
+impl MigrationNymConfig for ConfigV1_1_20 {
    fn default_root_directory() -> PathBuf {
        dirs::home_dir()
            .expect("Failed to evaluate $HOME value")
@@ -85,15 +88,15 @@ impl MigrationNymConfig for ConfigV1_1_19 {

 #[derive(Debug, Deserialize, PartialEq, Eq, Serialize)]
 #[serde(default, deny_unknown_fields)]
-pub struct SocketV1_1_19 {
-    socket_type: SocketTypeV1_1_19,
+pub struct SocketV1_1_20 {
+    socket_type: SocketTypeV1_1_20,
    host: IpAddr,
    listening_port: u16,
 }

-impl From<SocketV1_1_19> for Socket {
-    fn from(value: SocketV1_1_19) -> Self {
-        Socket {
+impl From<SocketV1_1_20> for SocketV1_1_20_2 {
+    fn from(value: SocketV1_1_20) -> Self {
+        SocketV1_1_20_2 {
            socket_type: value.socket_type.into(),
            host: value.host,
            listening_port: value.listening_port,
@@ -101,10 +104,10 @@ impl From<SocketV1_1_19> for Socket {
    }
 }

-impl Default for SocketV1_1_19 {
+impl Default for SocketV1_1_20 {
    fn default() -> Self {
-        SocketV1_1_19 {
-            socket_type: SocketTypeV1_1_19::WebSocket,
+        SocketV1_1_20 {
+            socket_type: SocketTypeV1_1_20::WebSocket,
            host: IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1)),
            listening_port: DEFAULT_WEBSOCKET_LISTENING_PORT,
        }
@@ -0,0 +1,103 @@
+// Copyright 2023 - Nym Technologies SA <contact@nymtech.net>
+// SPDX-License-Identifier: Apache-2.0
+
+use crate::client::config::persistence::ClientPaths;
+use crate::client::config::{default_config_filepath, Config, Socket, SocketType};
+use nym_bin_common::logging::LoggingSettings;
+use nym_client_core::config::disk_persistence::old_v1_1_20_2::CommonClientPathsV1_1_20_2;
+use nym_client_core::config::old_config_v1_1_20_2::ConfigV1_1_20_2 as BaseConfigV1_1_20_2;
+use nym_client_core::config::GatewayEndpointConfig;
+use nym_config::read_config_from_toml_file;
+use nym_network_defaults::DEFAULT_WEBSOCKET_LISTENING_PORT;
+use serde::{Deserialize, Serialize};
+use std::io;
+use std::net::{IpAddr, Ipv4Addr};
+use std::path::Path;
+
+#[derive(Debug, Deserialize, PartialEq, Eq, Serialize, Clone)]
+pub struct ClientPathsV1_1_20_2 {
+    #[serde(flatten)]
+    pub common_paths: CommonClientPathsV1_1_20_2,
+}
+
+#[derive(Debug, Deserialize, PartialEq, Serialize)]
+pub struct ConfigV1_1_20_2 {
+    #[serde(flatten)]
+    pub base: BaseConfigV1_1_20_2,
+
+    pub socket: SocketV1_1_20_2,
+
+    pub storage_paths: ClientPathsV1_1_20_2,
+
+    pub logging: LoggingSettings,
+}
+
+impl ConfigV1_1_20_2 {
+    pub fn read_from_toml_file<P: AsRef<Path>>(path: P) -> io::Result<Self> {
+        read_config_from_toml_file(path)
+    }
+
+    pub fn read_from_default_path<P: AsRef<Path>>(id: P) -> io::Result<Self> {
+        Self::read_from_toml_file(default_config_filepath(id))
+    }
+
+    // in this upgrade, gateway endpoint configuration was moved out of the config file,
+    // so its returned to be stored elsewhere.
+    pub fn upgrade(self) -> (Config, GatewayEndpointConfig) {
+        let gateway_details = self.base.client.gateway_endpoint.clone().into();
+        let config = Config {
+            base: self.base.into(),
+            socket: self.socket.into(),
+            storage_paths: ClientPaths {
+                common_paths: self.storage_paths.common_paths.upgrade_default(),
+            },
+            logging: self.logging,
+        };
+
+        (config, gateway_details)
+    }
+}
+
+#[derive(Debug, Deserialize, PartialEq, Eq, Serialize, Clone, Copy)]
+#[serde(deny_unknown_fields)]
+pub enum SocketTypeV1_1_20_2 {
+    WebSocket,
+    None,
+}
+
+impl From<SocketTypeV1_1_20_2> for SocketType {
+    fn from(value: SocketTypeV1_1_20_2) -> Self {
+        match value {
+            SocketTypeV1_1_20_2::WebSocket => SocketType::WebSocket,
+            SocketTypeV1_1_20_2::None => SocketType::None,
+        }
+    }
+}
+
+#[derive(Debug, Deserialize, PartialEq, Eq, Serialize)]
+#[serde(default, deny_unknown_fields)]
+pub struct SocketV1_1_20_2 {
+    pub socket_type: SocketTypeV1_1_20_2,
+    pub host: IpAddr,
+    pub listening_port: u16,
+}
+
+impl From<SocketV1_1_20_2> for Socket {
+    fn from(value: SocketV1_1_20_2) -> Self {
+        Socket {
+            socket_type: value.socket_type.into(),
+            host: value.host,
+            listening_port: value.listening_port,
+        }
+    }
+}
+
+impl Default for SocketV1_1_20_2 {
+    fn default() -> Self {
+        SocketV1_1_20_2 {
+            socket_type: SocketTypeV1_1_20_2::WebSocket,
+            host: IpAddr::V4(Ipv4Addr::LOCALHOST),
+            listening_port: DEFAULT_WEBSOCKET_LISTENING_PORT,
+        }
+    }
+}
@@ -64,18 +64,9 @@ credentials_database = '{{ storage_paths.credentials_database }}'
 # Path to the persistent store for received reply surbs, unused encryption keys and used sender tags.
 reply_surb_database = '{{ storage_paths.reply_surb_database }}'

-# DEPRECATED
-[client.gateway_endpoint]
-# ID of the gateway from which the client should be fetching messages.
-gateway_id = '{{ client.gateway_endpoint.gateway_id }}'
-
-# Address of the gateway owner to which the client should send messages.
-gateway_owner = '{{ client.gateway_endpoint.gateway_owner }}'
-
-# Address of the gateway listener to which all client requests should be sent.
-gateway_listener = '{{ client.gateway_endpoint.gateway_listener }}'
-
-
+# Path to the file containing information about gateway used by this client,
+# i.e. details such as its public key, owner address or the network information.
+gateway_details = '{{ storage_paths.gateway_details }}'

 ##### socket config options #####

@@ -6,18 +6,15 @@ use crate::error::ClientError;
 use crate::websocket;
 use futures::channel::mpsc;
 use log::*;
-use nym_bandwidth_controller::BandwidthController;
-use nym_client_core::client::base_client::non_wasm_helpers::create_bandwidth_controller;
+use nym_client_core::client::base_client::non_wasm_helpers::default_query_dkg_client_from_config;
 use nym_client_core::client::base_client::storage::OnDiskPersistent;
 use nym_client_core::client::base_client::{
-    non_wasm_helpers, BaseClientBuilder, ClientInput, ClientOutput, ClientState,
+    BaseClientBuilder, ClientInput, ClientOutput, ClientState,
 };
 use nym_client_core::client::inbound_messages::InputMessage;
-use nym_client_core::client::key_manager::persistence::OnDiskKeys;
 use nym_client_core::client::received_buffer::{
    ReceivedBufferMessage, ReceivedBufferRequestSender, ReconstructedMessagesReceiver,
 };
-use nym_credential_storage::persistent_storage::PersistentStorage;
 use nym_sphinx::anonymous_replies::requests::AnonymousSenderTag;
 use nym_sphinx::params::PacketType;
 use nym_task::connections::TransmissionLane;
@@ -45,17 +42,6 @@ impl SocketClient {
        SocketClient { config }
    }

-    async fn create_bandwidth_controller(
-        config: &Config,
-    ) -> BandwidthController<Client<QueryNyxdClient>, PersistentStorage> {
-        let storage = nym_credential_storage::initialise_persistent_storage(
-            &config.storage_paths.common_paths.credentials_database,
-        )
-        .await;
-
-        create_bandwidth_controller(&config.base, storage)
-    }
-
    fn start_websocket_listener(
        config: &Config,
        client_input: ClientInput,
@@ -105,29 +91,26 @@ impl SocketClient {
        res
    }

-    fn key_store(&self) -> OnDiskKeys {
-        OnDiskKeys::new(self.config.storage_paths.common_paths.keys.clone())
+    async fn initialise_storage(&self) -> Result<OnDiskPersistent, ClientError> {
+        Ok(OnDiskPersistent::from_paths(
+            self.config.storage_paths.common_paths.clone(),
+            &self.config.base.debug,
+        )
+        .await?)
    }

    // TODO: see if this could also be shared with socks5 client / nym-sdk maybe
    async fn create_base_client_builder(&self) -> Result<NativeClientBuilder, ClientError> {
-        // don't create bandwidth controller if credentials are disabled
-        let bandwidth_controller = if self.config.base.client.disabled_credentials_mode {
+        // don't create dkg client for the bandwidth controller if credentials are disabled
+        let dkg_query_client = if self.config.base.client.disabled_credentials_mode {
            None
        } else {
-            Some(Self::create_bandwidth_controller(&self.config).await)
+            Some(default_query_dkg_client_from_config(&self.config.base))
        };

-        let base_client = BaseClientBuilder::new_from_base_config(
-            &self.config.base,
-            self.key_store(),
-            bandwidth_controller,
-            non_wasm_helpers::setup_fs_reply_surb_backend(
-                &self.config.storage_paths.common_paths.reply_surb_database,
-                &self.config.base.debug.reply_surbs,
-            )
-            .await?,
-        );
+        let storage = self.initialise_storage().await?;
+
+        let base_client = BaseClientBuilder::new(&self.config.base, storage, dkg_query_client);

        Ok(base_client)
    }
@@ -12,7 +12,10 @@ use crate::{
 };
 use clap::Args;
 use nym_bin_common::output_format::OutputFormat;
+use nym_client_core::client::base_client::storage::gateway_details::OnDiskGatewayDetails;
 use nym_client_core::client::key_manager::persistence::OnDiskKeys;
+use nym_client_core::config::GatewayEndpointConfig;
+use nym_client_core::init::GatewaySetup;
 use nym_crypto::asymmetric::identity;
 use nym_sphinx::addressing::clients::Recipient;
 use serde::Serialize;
@@ -105,9 +108,9 @@ pub struct InitResults {
 }

 impl InitResults {
-    fn new(config: &Config, address: &Recipient) -> Self {
+    fn new(config: &Config, address: &Recipient, gateway: &GatewayEndpointConfig) -> Self {
        Self {
-            client_core: nym_client_core::init::InitResults::new(&config.base, address),
+            client_core: nym_client_core::init::InitResults::new(&config.base, address, gateway),
            client_listening_port: config.socket.listening_port,
            client_address: address.to_string(),
        }
@@ -157,25 +160,29 @@ pub(crate) async fn execute(args: &Init) -> Result<(), ClientError> {

    // Attempt to use a user-provided gateway, if possible
    let user_chosen_gateway_id = args.gateway;
+    let gateway_setup = GatewaySetup::new_fresh(
+        user_chosen_gateway_id.map(|id| id.to_base58_string()),
+        Some(args.latency_based_selection),
+    );

    // Load and potentially override config
-    let mut config = override_config(Config::new(id), OverrideConfig::from(args.clone()));
+    let config = override_config(Config::new(id), OverrideConfig::from(args.clone()));

    // Setup gateway by either registering a new one, or creating a new config from the selected
    // one but with keys kept, or reusing the gateway configuration.
    let key_store = OnDiskKeys::new(config.storage_paths.common_paths.keys.clone());
-    let gateway = nym_client_core::init::setup_gateway_from_config::<_>(
+    let details_store =
+        OnDiskGatewayDetails::new(&config.storage_paths.common_paths.gateway_details);
+    let init_details = nym_client_core::init::setup_gateway(
+        &gateway_setup,
        &key_store,
+        &details_store,
        register_gateway,
-        user_chosen_gateway_id,
-        &config.base,
-        args.latency_based_selection,
+        Some(&config.base.client.nym_api_urls),
    )
    .await
    .tap_err(|err| eprintln!("Failed to setup gateway\nError: {err}"))?;

-    config.base.set_gateway_endpoint(gateway);
-
    let config_save_location = config.default_location();
    config.save_to_default_location().tap_err(|_| {
        log::error!("Failed to save the config file");
@@ -185,14 +192,11 @@ pub(crate) async fn execute(args: &Init) -> Result<(), ClientError> {
        config_save_location.display()
    );

-    let address = nym_client_core::init::get_client_address_from_stored_ondisk_keys(
-        &config.storage_paths.common_paths.keys,
-        &config.base.client.gateway_endpoint,
-    )?;
+    let address = init_details.client_address()?;

    eprintln!("Client configuration completed.\n");

-    let init_results = InitResults::new(&config, &address);
+    let init_results = InitResults::new(&config, &address, &init_details.gateway_details);
    println!("{}", args.output.format(&init_results));

    Ok(())
@@ -2,7 +2,8 @@
 // SPDX-License-Identifier: Apache-2.0

 use crate::client::config::old_config_v1_1_13::OldConfigV1_1_13;
-use crate::client::config::old_config_v1_1_19::ConfigV1_1_19;
+use crate::client::config::old_config_v1_1_20::ConfigV1_1_20;
+use crate::client::config::old_config_v1_1_20_2::ConfigV1_1_20_2;
 use crate::client::config::{BaseClientConfig, Config};
 use crate::error::ClientError;
 use clap::CommandFactory;
@@ -11,13 +12,18 @@ use lazy_static::lazy_static;
 use log::{error, info};
 use nym_bin_common::build_information::BinaryBuildInformation;
 use nym_bin_common::completions::{fig_generate, ArgShell};
+use nym_client_core::client::base_client::storage::gateway_details::{
+    OnDiskGatewayDetails, PersistedGatewayDetails,
+};
+use nym_client_core::client::key_manager::persistence::OnDiskKeys;
+use nym_client_core::config::GatewayEndpointConfig;
+use nym_client_core::error::ClientCoreError;
 use nym_config::OptionalSet;
 use std::error::Error;
 use std::net::IpAddr;

 pub(crate) mod init;
 pub(crate) mod run;
-pub(crate) mod upgrade;

 lazy_static! {
    pub static ref PRETTY_BUILD_INFORMATION: String =
@@ -44,10 +50,9 @@ pub(crate) struct Cli {
 pub(crate) enum Commands {
    /// Initialise a Nym client. Do this first!
    Init(init::Init),
+
    /// Run the Nym client with provided configuration client optionally overriding set parameters
    Run(run::Run),
-    /// Try to upgrade the client
-    Upgrade(upgrade::Upgrade),

    /// Generate shell completions
    Completions(ArgShell),
@@ -74,7 +79,6 @@ pub(crate) async fn execute(args: &Cli) -> Result<(), Box<dyn Error + Send + Syn
    match &args.command {
        Commands::Init(m) => init::execute(m).await?,
        Commands::Run(m) => run::execute(m).await?,
-        Commands::Upgrade(m) => upgrade::execute(m),
        Commands::Completions(s) => s.generate(&mut Cli::command(), bin_name),
        Commands::GenerateFigSpec => fig_generate(&mut Cli::command(), bin_name),
    }
@@ -109,6 +113,28 @@ pub(crate) fn override_config(config: Config, args: OverrideConfig) -> Config {
        )
 }

+fn persist_gateway_details(
+    config: &Config,
+    details: GatewayEndpointConfig,
+) -> Result<(), ClientError> {
+    let details_store =
+        OnDiskGatewayDetails::new(&config.storage_paths.common_paths.gateway_details);
+    let keys_store = OnDiskKeys::new(config.storage_paths.common_paths.keys.clone());
+    let shared_keys = keys_store.ephemeral_load_gateway_keys().map_err(|source| {
+        ClientError::ClientCoreError(ClientCoreError::KeyStoreError {
+            source: Box::new(source),
+        })
+    })?;
+    let persisted_details = PersistedGatewayDetails::new(details, &shared_keys);
+    details_store
+        .store_to_disk(&persisted_details)
+        .map_err(|source| {
+            ClientError::ClientCoreError(ClientCoreError::GatewayDetailsStoreError {
+                source: Box::new(source),
+            })
+        })
+}
+
 fn try_upgrade_v1_1_13_config(id: &str) -> Result<bool, ClientError> {
    use nym_config::legacy_helpers::nym_config::MigrationNymConfig;

@@ -121,40 +147,77 @@ fn try_upgrade_v1_1_13_config(id: &str) -> Result<bool, ClientError> {
    info!("It seems the client is using <= v1.1.13 config template.");
    info!("It is going to get updated to the current specification.");

-    let updated_step1: ConfigV1_1_19 = old_config.into();
-    let updated: Config = updated_step1.into();
+    let updated_step1: ConfigV1_1_20 = old_config.into();
+    let updated_step2: ConfigV1_1_20_2 = updated_step1.into();
+    let (updated, gateway_config) = updated_step2.upgrade();
+    persist_gateway_details(&updated, gateway_config)?;

    updated.save_to_default_location()?;
    Ok(true)
 }

-fn try_upgrade_v1_1_19_config(id: &str) -> Result<bool, ClientError> {
+fn try_upgrade_v1_1_20_config(id: &str) -> Result<bool, ClientError> {
    use nym_config::legacy_helpers::nym_config::MigrationNymConfig;

-    // explicitly load it as v1.1.19 (which is incompatible with the current one, i.e. +1.1.20)
-    let Ok(old_config) = ConfigV1_1_19::load_from_file(id) else {
+    // explicitly load it as v1.1.20 (which is incompatible with the current one, i.e. +1.1.21)
+    let Ok(old_config) = ConfigV1_1_20::load_from_file(id) else {
        // if we failed to load it, there might have been nothing to upgrade
        // or maybe it was an even older file. in either way. just ignore it and carry on with our day
        return Ok(false);
    };
-    info!("It seems the client is using <= v1.1.19 config template.");
+    info!("It seems the client is using <= v1.1.20 config template.");
    info!("It is going to get updated to the current specification.");

-    let updated: Config = old_config.into();
+    let updated_step1: ConfigV1_1_20_2 = old_config.into();
+    let (updated, gateway_config) = updated_step1.upgrade();
+    persist_gateway_details(&updated, gateway_config)?;
+
+    updated.save_to_default_location()?;
+    Ok(true)
+}
+
+fn try_upgrade_v1_1_20_2_config(id: &str) -> Result<bool, ClientError> {
+    // explicitly load it as v1.1.20_2 (which is incompatible with the current one, i.e. +1.1.21)
+    let Ok(old_config) = ConfigV1_1_20_2::read_from_default_path(id) else {
+        // if we failed to load it, there might have been nothing to upgrade
+        // or maybe it was an even older file. in either way. just ignore it and carry on with our day
+        return Ok(false);
+    };
+    info!("It seems the client is using <= v1.1.20_2 config template.");
+    info!("It is going to get updated to the current specification.");
+
+    let (updated, gateway_config) = old_config.upgrade();
+    persist_gateway_details(&updated, gateway_config)?;
+
    updated.save_to_default_location()?;
    Ok(true)
 }

 fn try_upgrade_config(id: &str) -> Result<(), ClientError> {
-    let upgraded = try_upgrade_v1_1_13_config(id)?;
-    if !upgraded {
-        try_upgrade_v1_1_19_config(id)?;
+    if try_upgrade_v1_1_13_config(id)? {
+        return Ok(());
+    }
+    if try_upgrade_v1_1_20_config(id)? {
+        return Ok(());
+    }
+    if try_upgrade_v1_1_20_2_config(id)? {
+        return Ok(());
    }

    Ok(())
 }

 fn try_load_current_config(id: &str) -> Result<Config, ClientError> {
+    // try to load the config as is
+    if let Ok(cfg) = Config::read_from_default_path(id) {
+        return if !cfg.validate() {
+            Err(ClientError::ConfigValidationFailure)
+        } else {
+            Ok(cfg)
+        };
+    }
+
+    // we couldn't load it - try upgrading it from older revisions
    try_upgrade_config(id)?;

    let config = match Config::read_from_default_path(id) {
@@ -1,78 +0,0 @@
-// Copyright 2021-2023 - Nym Technologies SA <contact@nymtech.net>
-// SPDX-License-Identifier: Apache-2.0
-
-use crate::client::config::Config;
-use crate::commands::try_load_current_config;
-use clap::Args;
-use nym_bin_common::version_checker::Version;
-use std::process;
-
-fn unimplemented_upgrade(current_version: &Version, config_version: &Version) -> ! {
-    eprintln!("Cannot perform upgrade from {config_version} to {current_version} as it hasn't been implemented yet");
-    process::exit(1)
-}
-
-#[derive(Args, Clone)]
-pub(crate) struct Upgrade {
-    /// Id of the nym-client we want to upgrade
-    #[clap(long)]
-    id: String,
-}
-
-fn parse_config_version(config: &Config) -> Version {
-    let version = Version::parse(&config.base.client.version).unwrap_or_else(|err| {
-        eprintln!("failed to parse client version! - {err}");
-        process::exit(1)
-    });
-
-    if version.is_prerelease() || !version.build.is_empty() {
-        eprintln!(
-            "Trying to upgrade from a non-released version {version}. This is not supported!"
-        );
-        process::exit(1)
-    }
-
-    version
-}
-
-fn parse_package_version() -> Version {
-    let version = Version::parse(env!("CARGO_PKG_VERSION")).unwrap();
-
-    // technically this is not a correct way of checking it as a released version might contain valid build identifiers
-    // however, we are not using them ourselves at the moment and hence it should be fine.
-    // if we change our mind, we could easily tweak this code
-    if version.is_prerelease() || !version.build.is_empty() {
-        eprintln!("Trying to upgrade to a non-released version {version}. This is not supported!");
-        process::exit(1)
-    }
-
-    version
-}
-
-fn do_upgrade(config: Config, _args: &Upgrade, package_version: &Version) {
-    let config_version = parse_config_version(&config);
-    if &config_version == package_version {
-        println!("You're using the most recent version!");
-        return;
-    }
-
-    unimplemented_upgrade(package_version, &config_version)
-}
-
-pub(crate) fn execute(args: &Upgrade) {
-    let package_version = parse_package_version();
-
-    let id = &args.id;
-
-    let existing_config = try_load_current_config(id).unwrap_or_else(|err| {
-        eprintln!("failed to load existing config file! - {err}");
-        process::exit(1)
-    });
-
-    if existing_config.base.client.version.is_empty() {
-        eprintln!("the existing configuration file does not seem to contain version number.");
-        process::exit(1);
-    }
-
-    do_upgrade(existing_config, args, &package_version)
-}
@@ -1,4 +1,4 @@
-// Copyright 2021-2022 - Nym Technologies SA <contact@nymtech.net>
+// Copyright 2021-2023 - Nym Technologies SA <contact@nymtech.net>
 // SPDX-License-Identifier: Apache-2.0

 // all variable size data is always prefixed with u64 length
@@ -1,4 +1,4 @@
-// Copyright 2021-2022 - Nym Technologies SA <contact@nymtech.net>
+// Copyright 2021-2023 - Nym Technologies SA <contact@nymtech.net>
 // SPDX-License-Identifier: Apache-2.0

 // all variable size data is always prefixed with u64 length
@@ -1,4 +1,4 @@
-// Copyright 2021-2022 - Nym Technologies SA <contact@nymtech.net>
+// Copyright 2021-2023 - Nym Technologies SA <contact@nymtech.net>
 // SPDX-License-Identifier: Apache-2.0

 use crate::error::ErrorKind;
@@ -1,6 +1,6 @@
 [package]
 name = "nym-socks5-client"
-version = "1.1.19"
+version = "1.1.23"
 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"
@@ -11,7 +11,10 @@ use crate::{
 };
 use clap::Args;
 use nym_bin_common::output_format::OutputFormat;
+use nym_client_core::client::base_client::storage::gateway_details::OnDiskGatewayDetails;
 use nym_client_core::client::key_manager::persistence::OnDiskKeys;
+use nym_client_core::config::GatewayEndpointConfig;
+use nym_client_core::init::GatewaySetup;
 use nym_crypto::asymmetric::identity;
 use nym_sphinx::addressing::clients::Recipient;
 use serde::Serialize;
@@ -107,9 +110,13 @@ pub struct InitResults {
 }

 impl InitResults {
-    fn new(config: &Config, address: &Recipient) -> Self {
+    fn new(config: &Config, address: &Recipient, gateway: &GatewayEndpointConfig) -> Self {
        Self {
-            client_core: nym_client_core::init::InitResults::new(&config.core.base, address),
+            client_core: nym_client_core::init::InitResults::new(
+                &config.core.base,
+                address,
+                gateway,
+            ),
            socks5_listening_port: config.core.socks5.listening_port,
            client_address: address.to_string(),
        }
@@ -160,9 +167,13 @@ pub(crate) async fn execute(args: &Init) -> Result<(), Socks5ClientError> {

    // Attempt to use a user-provided gateway, if possible
    let user_chosen_gateway_id = args.gateway;
+    let gateway_setup = GatewaySetup::new_fresh(
+        user_chosen_gateway_id.map(|id| id.to_base58_string()),
+        Some(args.latency_based_selection),
+    );

    // Load and potentially override config
-    let mut config = override_config(
+    let config = override_config(
        Config::new(id, &provider_address.to_string()),
        OverrideConfig::from(args.clone()),
    );
@@ -170,18 +181,18 @@ pub(crate) async fn execute(args: &Init) -> Result<(), Socks5ClientError> {
    // Setup gateway by either registering a new one, or creating a new config from the selected
    // one but with keys kept, or reusing the gateway configuration.
    let key_store = OnDiskKeys::new(config.storage_paths.common_paths.keys.clone());
-    let gateway = nym_client_core::init::setup_gateway_from_config::<_>(
+    let details_store =
+        OnDiskGatewayDetails::new(&config.storage_paths.common_paths.gateway_details);
+    let init_details = nym_client_core::init::setup_gateway(
+        &gateway_setup,
        &key_store,
+        &details_store,
        register_gateway,
-        user_chosen_gateway_id,
-        &config.core.base,
-        args.latency_based_selection,
+        Some(&config.core.base.client.nym_api_urls),
    )
    .await
    .tap_err(|err| eprintln!("Failed to setup gateway\nError: {err}"))?;

-    config.core.base.set_gateway_endpoint(gateway);
-
    // TODO: ask the service provider we specified for its interface version and set it in the config

    let config_save_location = config.default_location();
@@ -193,11 +204,9 @@ pub(crate) async fn execute(args: &Init) -> Result<(), Socks5ClientError> {
        config_save_location.display()
    );

-    let address = nym_client_core::init::get_client_address_from_stored_ondisk_keys(
-        &config.storage_paths.common_paths.keys,
-        &config.core.base.client.gateway_endpoint,
-    )?;
-    let init_results = InitResults::new(&config, &address);
+    let address = init_details.client_address()?;
+
+    let init_results = InitResults::new(&config, &address, &init_details.gateway_details);
    println!("{}", args.output.format(&init_results));

    Ok(())
@@ -2,7 +2,8 @@
 // SPDX-License-Identifier: Apache-2.0

 use crate::config::old_config_v1_1_13::OldConfigV1_1_13;
-use crate::config::old_config_v1_1_19::ConfigV1_1_19;
+use crate::config::old_config_v1_1_20::ConfigV1_1_20;
+use crate::config::old_config_v1_1_20_2::ConfigV1_1_20_2;
 use crate::config::{BaseClientConfig, Config};
 use crate::error::Socks5ClientError;
 use clap::CommandFactory;
@@ -11,13 +12,18 @@ use lazy_static::lazy_static;
 use log::{error, info};
 use nym_bin_common::build_information::BinaryBuildInformation;
 use nym_bin_common::completions::{fig_generate, ArgShell};
+use nym_client_core::client::base_client::storage::gateway_details::{
+    OnDiskGatewayDetails, PersistedGatewayDetails,
+};
+use nym_client_core::client::key_manager::persistence::OnDiskKeys;
+use nym_client_core::config::GatewayEndpointConfig;
+use nym_client_core::error::ClientCoreError;
 use nym_config::OptionalSet;
 use nym_sphinx::params::PacketType;
 use std::error::Error;

 pub mod init;
 pub(crate) mod run;
-pub(crate) mod upgrade;

 lazy_static! {
    pub static ref PRETTY_BUILD_INFORMATION: String =
@@ -48,9 +54,6 @@ pub(crate) enum Commands {
    /// Run the Nym client with provided configuration client optionally overriding set parameters
    Run(run::Run),

-    /// Try to upgrade the client
-    Upgrade(upgrade::Upgrade),
-
    /// Generate shell completions
    Completions(ArgShell),

@@ -76,7 +79,6 @@ pub(crate) async fn execute(args: &Cli) -> Result<(), Box<dyn Error + Send + Syn
    match &args.command {
        Commands::Init(m) => init::execute(m).await?,
        Commands::Run(m) => run::execute(m).await?,
-        Commands::Upgrade(m) => upgrade::execute(m),
        Commands::Completions(s) => s.generate(&mut Cli::command(), bin_name),
        Commands::GenerateFigSpec => fig_generate(&mut Cli::command(), bin_name),
    }
@@ -116,6 +118,28 @@ pub(crate) fn override_config(config: Config, args: OverrideConfig) -> Config {
        )
 }

+fn persist_gateway_details(
+    config: &Config,
+    details: GatewayEndpointConfig,
+) -> Result<(), Socks5ClientError> {
+    let details_store =
+        OnDiskGatewayDetails::new(&config.storage_paths.common_paths.gateway_details);
+    let keys_store = OnDiskKeys::new(config.storage_paths.common_paths.keys.clone());
+    let shared_keys = keys_store.ephemeral_load_gateway_keys().map_err(|source| {
+        Socks5ClientError::ClientCoreError(ClientCoreError::KeyStoreError {
+            source: Box::new(source),
+        })
+    })?;
+    let persisted_details = PersistedGatewayDetails::new(details, &shared_keys);
+    details_store
+        .store_to_disk(&persisted_details)
+        .map_err(|source| {
+            Socks5ClientError::ClientCoreError(ClientCoreError::GatewayDetailsStoreError {
+                source: Box::new(source),
+            })
+        })
+}
+
 fn try_upgrade_v1_1_13_config(id: &str) -> Result<bool, Socks5ClientError> {
    use nym_config::legacy_helpers::nym_config::MigrationNymConfig;

@@ -128,40 +152,77 @@ fn try_upgrade_v1_1_13_config(id: &str) -> Result<bool, Socks5ClientError> {
    info!("It seems the client is using <= v1.1.13 config template.");
    info!("It is going to get updated to the current specification.");

-    let updated_step1: ConfigV1_1_19 = old_config.into();
-    let updated: Config = updated_step1.into();
+    let updated_step1: ConfigV1_1_20 = old_config.into();
+    let updated_step2: ConfigV1_1_20_2 = updated_step1.into();
+    let (updated, gateway_config) = updated_step2.upgrade();
+    persist_gateway_details(&updated, gateway_config)?;

    updated.save_to_default_location()?;
    Ok(true)
 }

-fn try_upgrade_v1_1_19_config(id: &str) -> Result<bool, Socks5ClientError> {
+fn try_upgrade_v1_1_20_config(id: &str) -> Result<bool, Socks5ClientError> {
    use nym_config::legacy_helpers::nym_config::MigrationNymConfig;

-    // explicitly load it as v1.1.19 (which is incompatible with the current one, i.e. +1.1.20)
-    let Ok(old_config) = ConfigV1_1_19::load_from_file(id) else {
+    // explicitly load it as v1.1.20 (which is incompatible with the current one, i.e. +1.1.21)
+    let Ok(old_config) = ConfigV1_1_20::load_from_file(id) else {
        // if we failed to load it, there might have been nothing to upgrade
        // or maybe it was an even older file. in either way. just ignore it and carry on with our day
        return Ok(false);
    };
-    info!("It seems the client is using <= v1.1.19 config template.");
+    info!("It seems the client is using <= v1.1.20 config template.");
    info!("It is going to get updated to the current specification.");

-    let updated: Config = old_config.into();
+    let updated_step1: ConfigV1_1_20_2 = old_config.into();
+    let (updated, gateway_config) = updated_step1.upgrade();
+    persist_gateway_details(&updated, gateway_config)?;
+
+    updated.save_to_default_location()?;
+    Ok(true)
+}
+
+fn try_upgrade_v1_1_20_2_config(id: &str) -> Result<bool, Socks5ClientError> {
+    // explicitly load it as v1.1.20_2 (which is incompatible with the current one, i.e. +1.1.21)
+    let Ok(old_config) = ConfigV1_1_20_2::read_from_default_path(id) else {
+        // if we failed to load it, there might have been nothing to upgrade
+        // or maybe it was an even older file. in either way. just ignore it and carry on with our day
+        return Ok(false);
+    };
+    info!("It seems the client is using <= v1.1.20_2 config template.");
+    info!("It is going to get updated to the current specification.");
+
+    let (updated, gateway_config) = old_config.upgrade();
+    persist_gateway_details(&updated, gateway_config)?;
+
    updated.save_to_default_location()?;
    Ok(true)
 }

 fn try_upgrade_config(id: &str) -> Result<(), Socks5ClientError> {
-    let upgraded = try_upgrade_v1_1_13_config(id)?;
-    if !upgraded {
-        try_upgrade_v1_1_19_config(id)?;
+    if try_upgrade_v1_1_13_config(id)? {
+        return Ok(());
+    }
+    if try_upgrade_v1_1_20_config(id)? {
+        return Ok(());
+    }
+    if try_upgrade_v1_1_20_2_config(id)? {
+        return Ok(());
    }

    Ok(())
 }

 fn try_load_current_config(id: &str) -> Result<Config, Socks5ClientError> {
+    // try to load the config as is
+    if let Ok(cfg) = Config::read_from_default_path(id) {
+        return if !cfg.validate() {
+            Err(Socks5ClientError::ConfigValidationFailure)
+        } else {
+            Ok(cfg)
+        };
+    }
+
+    // we couldn't load it - try upgrading it from older revisions
    try_upgrade_config(id)?;

    let config = match Config::read_from_default_path(id) {
@@ -1,78 +0,0 @@
-// Copyright 2021-2023 - Nym Technologies SA <contact@nymtech.net>
-// SPDX-License-Identifier: Apache-2.0
-
-use crate::commands::try_load_current_config;
-use crate::config::Config;
-use clap::Args;
-use nym_bin_common::version_checker::Version;
-use std::process;
-
-fn unimplemented_upgrade(current_version: &Version, config_version: &Version) -> ! {
-    eprintln!("Cannot perform upgrade from {config_version} to {current_version} as it hasn't been implemented yet");
-    process::exit(1)
-}
-
-#[derive(Args, Clone)]
-pub(crate) struct Upgrade {
-    /// Id of the nym-client we want to upgrade
-    #[clap(long)]
-    id: String,
-}
-
-fn parse_config_version(config: &Config) -> Version {
-    let version = Version::parse(&config.core.base.client.version).unwrap_or_else(|err| {
-        eprintln!("failed to parse client version! - {err}");
-        process::exit(1)
-    });
-
-    if version.is_prerelease() || !version.build.is_empty() {
-        eprintln!(
-            "Trying to upgrade from a non-released version {version}. This is not supported!"
-        );
-        process::exit(1)
-    }
-
-    version
-}
-
-fn parse_package_version() -> Version {
-    let version = Version::parse(env!("CARGO_PKG_VERSION")).unwrap();
-
-    // technically this is not a correct way of checking it as a released version might contain valid build identifiers
-    // however, we are not using them ourselves at the moment and hence it should be fine.
-    // if we change our mind, we could easily tweak this code
-    if version.is_prerelease() || !version.build.is_empty() {
-        eprintln!("Trying to upgrade to a non-released version {version}. This is not supported!");
-        process::exit(1)
-    }
-
-    version
-}
-
-fn do_upgrade(config: Config, _args: &Upgrade, package_version: &Version) {
-    let config_version = parse_config_version(&config);
-    if &config_version == package_version {
-        println!("You're using the most recent version!");
-        return;
-    }
-
-    unimplemented_upgrade(package_version, &config_version)
-}
-
-pub(crate) fn execute(args: &Upgrade) {
-    let package_version = parse_package_version();
-
-    let id = &args.id;
-
-    let existing_config = try_load_current_config(id).unwrap_or_else(|err| {
-        eprintln!("failed to load existing config file! - {err}");
-        process::exit(1)
-    });
-
-    if existing_config.core.base.client.version.is_empty() {
-        eprintln!("the existing configuration file does not seem to contain version number.");
-        process::exit(1);
-    }
-
-    do_upgrade(existing_config, args, &package_version)
-}
@@ -18,7 +18,8 @@ pub use nym_client_core::config::Config as BaseClientConfig;
 pub use nym_socks5_client_core::config::Config as CoreConfig;

 pub mod old_config_v1_1_13;
-pub mod old_config_v1_1_19;
+pub mod old_config_v1_1_20;
+pub mod old_config_v1_1_20_2;
 mod persistence;
 mod template;

@@ -69,7 +70,11 @@ impl NymConfigTemplate for Config {
 impl Config {
    pub fn new<S: AsRef<str>>(id: S, provider_mix_address: S) -> Self {
        Config {
-            core: CoreConfig::new(id.as_ref(), provider_mix_address.as_ref()),
+            core: CoreConfig::new(
+                id.as_ref(),
+                env!("CARGO_PKG_VERSION"),
+                provider_mix_address.as_ref(),
+            ),
            storage_paths: SocksClientPaths::new_default(default_data_directory(id.as_ref())),
            logging: Default::default(),
        }
@@ -1,7 +1,7 @@
 // Copyright 2023 - Nym Technologies SA <contact@nymtech.net>
 // SPDX-License-Identifier: Apache-2.0

-use crate::config::old_config_v1_1_19::{ConfigV1_1_19, Socks5V1_1_19};
+use crate::config::old_config_v1_1_20::{ConfigV1_1_20, Socks5V1_1_20};
 use nym_client_core::config::old_config_v1_1_13::OldConfigV1_1_13 as OldBaseConfigV1_1_13;
 use nym_config::legacy_helpers::nym_config::MigrationNymConfig;
 use nym_config::must_get_home;
@@ -14,7 +14,7 @@ pub struct OldConfigV1_1_13 {
    #[serde(flatten)]
    pub base: OldBaseConfigV1_1_13<OldConfigV1_1_13>,

-    pub socks5: Socks5V1_1_19,
+    pub socks5: Socks5V1_1_20,
 }

 impl MigrationNymConfig for OldConfigV1_1_13 {
@@ -28,9 +28,9 @@ impl MigrationNymConfig for OldConfigV1_1_13 {
    }
 }

-impl From<OldConfigV1_1_13> for ConfigV1_1_19 {
+impl From<OldConfigV1_1_13> for ConfigV1_1_20 {
    fn from(value: OldConfigV1_1_13) -> Self {
-        ConfigV1_1_19 {
+        ConfigV1_1_20 {
            base: value.base.into(),
            socks5: value.socks5,
        }
@@ -1,18 +1,20 @@
 // Copyright 2021-2023 - Nym Technologies SA <contact@nymtech.net>
 // SPDX-License-Identifier: Apache-2.0

-use crate::config::persistence::SocksClientPaths;
-use crate::config::{BaseClientConfig, Config, CoreConfig};
+use crate::config::old_config_v1_1_20_2::{
+    ConfigV1_1_20_2, CoreConfigV1_1_20_2, SocksClientPathsV1_1_20_2,
+};
 use nym_bin_common::logging::LoggingSettings;
 use nym_client_core::config::disk_persistence::keys_paths::ClientKeysPaths;
-use nym_client_core::config::disk_persistence::CommonClientPaths;
-use nym_client_core::config::old_config_v1_1_19::ConfigV1_1_19 as BaseConfigV1_1_19;
-use nym_client_core::config::Client;
+use nym_client_core::config::disk_persistence::old_v1_1_20_2::CommonClientPathsV1_1_20_2;
+use nym_client_core::config::old_config_v1_1_20::ConfigV1_1_20 as BaseConfigV1_1_20;
+use nym_client_core::config::old_config_v1_1_20_2::ClientV1_1_20_2;
 use nym_config::legacy_helpers::nym_config::MigrationNymConfig;
 use nym_config::must_get_home;
-use nym_socks5_client_core::config::{
-    ProviderInterfaceVersion, Socks5, Socks5Debug, Socks5ProtocolVersion,
+use nym_socks5_client_core::config::old_config_v1_1_20_2::{
+    BaseClientConfigV1_1_20_2, Socks5DebugV1_1_20_2, Socks5V1_1_20_2,
 };
+use nym_socks5_client_core::config::{ProviderInterfaceVersion, Socks5ProtocolVersion};
 use serde::{Deserialize, Serialize};
 use std::fmt::Debug;
 use std::path::PathBuf;
@@ -22,19 +24,19 @@ const DEFAULT_PER_REQUEST_SURBS: u32 = 3;

 #[derive(Clone, Debug, Deserialize, PartialEq, Serialize)]
 #[serde(deny_unknown_fields)]
-pub struct ConfigV1_1_19 {
+pub struct ConfigV1_1_20 {
    #[serde(flatten)]
-    pub base: BaseConfigV1_1_19<ConfigV1_1_19>,
+    pub base: BaseConfigV1_1_20<ConfigV1_1_20>,

-    pub socks5: Socks5V1_1_19,
+    pub socks5: Socks5V1_1_20,
 }

-impl From<ConfigV1_1_19> for Config {
-    fn from(value: ConfigV1_1_19) -> Self {
-        Config {
-            core: CoreConfig {
-                base: BaseClientConfig {
-                    client: Client {
+impl From<ConfigV1_1_20> for ConfigV1_1_20_2 {
+    fn from(value: ConfigV1_1_20) -> Self {
+        ConfigV1_1_20_2 {
+            core: CoreConfigV1_1_20_2 {
+                base: BaseClientConfigV1_1_20_2 {
+                    client: ClientV1_1_20_2 {
                        version: value.base.client.version,
                        id: value.base.client.id,
                        disabled_credentials_mode: value.base.client.disabled_credentials_mode,
@@ -46,8 +48,8 @@ impl From<ConfigV1_1_19> for Config {
                },
                socks5: value.socks5.into(),
            },
-            storage_paths: SocksClientPaths {
-                common_paths: CommonClientPaths {
+            storage_paths: SocksClientPathsV1_1_20_2 {
+                common_paths: CommonClientPathsV1_1_20_2 {
                    keys: ClientKeysPaths {
                        private_identity_key_file: value.base.client.private_identity_key_file,
                        public_identity_key_file: value.base.client.public_identity_key_file,
@@ -65,7 +67,7 @@ impl From<ConfigV1_1_19> for Config {
    }
 }

-impl MigrationNymConfig for ConfigV1_1_19 {
+impl MigrationNymConfig for ConfigV1_1_20 {
    fn default_root_directory() -> PathBuf {
        #[cfg(not(any(target_os = "android", target_os = "ios")))]
        let base_dir = must_get_home();
@@ -78,7 +80,7 @@ impl MigrationNymConfig for ConfigV1_1_19 {

 #[derive(Clone, Debug, Deserialize, PartialEq, Eq, Serialize)]
 #[serde(deny_unknown_fields)]
-pub struct Socks5V1_1_19 {
+pub struct Socks5V1_1_20 {
    pub listening_port: u16,

    pub provider_mix_address: String,
@@ -93,12 +95,12 @@ pub struct Socks5V1_1_19 {
    pub send_anonymously: bool,

    #[serde(default)]
-    pub socks5_debug: Socks5DebugV1_1_19,
+    pub socks5_debug: Socks5DebugV1_1_20,
 }

-impl From<Socks5V1_1_19> for Socks5 {
-    fn from(value: Socks5V1_1_19) -> Self {
-        Socks5 {
+impl From<Socks5V1_1_20> for Socks5V1_1_20_2 {
+    fn from(value: Socks5V1_1_20) -> Self {
+        Socks5V1_1_20_2 {
            listening_port: value.listening_port,
            provider_mix_address: value.provider_mix_address,
            provider_interface_version: value.provider_interface_version,
@@ -111,23 +113,23 @@ impl From<Socks5V1_1_19> for Socks5 {

 #[derive(Clone, Debug, Deserialize, PartialEq, Eq, Serialize)]
 #[serde(deny_unknown_fields)]
-pub struct Socks5DebugV1_1_19 {
+pub struct Socks5DebugV1_1_20 {
    connection_start_surbs: u32,
    per_request_surbs: u32,
 }

-impl From<Socks5DebugV1_1_19> for Socks5Debug {
-    fn from(value: Socks5DebugV1_1_19) -> Self {
-        Socks5Debug {
+impl From<Socks5DebugV1_1_20> for Socks5DebugV1_1_20_2 {
+    fn from(value: Socks5DebugV1_1_20) -> Self {
+        Socks5DebugV1_1_20_2 {
            connection_start_surbs: value.connection_start_surbs,
            per_request_surbs: value.per_request_surbs,
        }
    }
 }

-impl Default for Socks5DebugV1_1_19 {
+impl Default for Socks5DebugV1_1_20 {
    fn default() -> Self {
-        Socks5DebugV1_1_19 {
+        Socks5DebugV1_1_20 {
            connection_start_surbs: DEFAULT_CONNECTION_START_SURBS,
            per_request_surbs: DEFAULT_PER_REQUEST_SURBS,
        }
@@ -0,0 +1,54 @@
+// Copyright 2023 - Nym Technologies SA <contact@nymtech.net>
+// SPDX-License-Identifier: Apache-2.0
+
+use crate::config::persistence::SocksClientPaths;
+use crate::config::{default_config_filepath, Config};
+use nym_bin_common::logging::LoggingSettings;
+use nym_client_core::config::disk_persistence::old_v1_1_20_2::CommonClientPathsV1_1_20_2;
+use nym_client_core::config::GatewayEndpointConfig;
+use nym_config::read_config_from_toml_file;
+pub use nym_socks5_client_core::config::old_config_v1_1_20_2::ConfigV1_1_20_2 as CoreConfigV1_1_20_2;
+use serde::{Deserialize, Serialize};
+use std::io;
+use std::path::Path;
+
+#[derive(Debug, Deserialize, PartialEq, Eq, Serialize, Clone)]
+pub struct SocksClientPathsV1_1_20_2 {
+    #[serde(flatten)]
+    pub common_paths: CommonClientPathsV1_1_20_2,
+}
+
+#[derive(Clone, Debug, Deserialize, PartialEq, Serialize)]
+#[serde(deny_unknown_fields)]
+pub struct ConfigV1_1_20_2 {
+    pub core: CoreConfigV1_1_20_2,
+
+    pub storage_paths: SocksClientPathsV1_1_20_2,
+
+    pub logging: LoggingSettings,
+}
+
+impl ConfigV1_1_20_2 {
+    pub fn read_from_toml_file<P: AsRef<Path>>(path: P) -> io::Result<Self> {
+        read_config_from_toml_file(path)
+    }
+
+    pub fn read_from_default_path<P: AsRef<Path>>(id: P) -> io::Result<Self> {
+        Self::read_from_toml_file(default_config_filepath(id))
+    }
+
+    // in this upgrade, gateway endpoint configuration was moved out of the config file,
+    // so its returned to be stored elsewhere.
+    pub fn upgrade(self) -> (Config, GatewayEndpointConfig) {
+        let gateway_details = self.core.base.client.gateway_endpoint.clone().into();
+        let config = Config {
+            core: self.core.into(),
+            storage_paths: SocksClientPaths {
+                common_paths: self.storage_paths.common_paths.upgrade_default(),
+            },
+            logging: self.logging,
+        };
+
+        (config, gateway_details)
+    }
+}
@@ -64,17 +64,9 @@ credentials_database = '{{ storage_paths.credentials_database }}'
 # Path to the persistent store for received reply surbs, unused encryption keys and used sender tags.
 reply_surb_database = '{{ storage_paths.reply_surb_database }}'

-# DEPRECATED
-[core.client.gateway_endpoint]
-# ID of the gateway from which the client should be fetching messages.
-gateway_id = '{{ core.client.gateway_endpoint.gateway_id }}'
-
-# Address of the gateway owner to which the client should send messages.
-gateway_owner = '{{ core.client.gateway_endpoint.gateway_owner }}'
-
-# Address of the gateway listener to which all client requests should be sent.
-gateway_listener = '{{ core.client.gateway_endpoint.gateway_listener }}'
-
+# Path to the file containing information about gateway used by this client,
+# i.e. details such as its public key, owner address or the network information.
+gateway_details = '{{ storage_paths.gateway_details }}'

 ##### socket config options #####

@@ -62,7 +62,7 @@ version = "0.7.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fcb51a0695d8f838b1ee009b3fbf66bda078cd64590202a864a8f3e8c4315c47"
 dependencies = [
- "getrandom 0.2.9",
+ "getrandom 0.2.10",
 "once_cell",
 "version_check",
 ]
@@ -225,9 +225,9 @@ checksum = "9e1b586273c5702936fe7b7d6896644d8be71e6314cfe09d3167c95f712589e8"

 [[package]]
 name = "base64"
-version = "0.21.0"
+version = "0.21.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a4a4ddaa51a5bc52a6948f74c06d20aaaddb71924eab79b8c97a8c556e942d6a"
+checksum = "604178f6c5c21f02dc555784810edfb88d34ac2c73b2eae109655649ee73ce3d"

 [[package]]
 name = "base64ct"
@@ -237,18 +237,18 @@ checksum = "8c3c1a368f70d6cf7302d78f8f7093da241fb8e8807c05cc9e51a125895a6d5b"

 [[package]]
 name = "bip32"
-version = "0.3.0"
+version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "873faa4363bfc54c36a48321da034c92a0645a363eed34d948683ffc1706e37f"
+checksum = "b30ed1d6f8437a487a266c8293aeb95b61a23261273e3e02912cdb8b68bf798b"
 dependencies = [
 "bs58",
- "hmac 0.11.0",
+ "hmac 0.12.1",
 "k256",
 "once_cell",
 "pbkdf2",
 "rand_core 0.6.4",
- "ripemd160",
- "sha2 0.9.9",
+ "ripemd",
+ "sha2 0.10.6",
 "subtle 2.4.1",
 "zeroize",
 ]
@@ -332,7 +332,6 @@ version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4152116fd6e9dadb291ae18fc1ec3575ed6d84c29642d97890f4b4a3417297e4"
 dependencies = [
- "block-padding",
 "generic-array 0.14.7",
 ]

@@ -345,12 +344,6 @@ dependencies = [
 "generic-array 0.14.7",
 ]

-[[package]]
-name = "block-padding"
-version = "0.2.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
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-
 [[package]]
 name = "bls12_381"
 version = "0.5.0"
@@ -577,9 +570,9 @@ dependencies = [

 [[package]]
 name = "const-oid"
-version = "0.7.1"
+version = "0.9.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e4c78c047431fee22c1a7bb92e00ad095a02a983affe4d8a72e2a2c62c1b94f3"
+checksum = "520fbf3c07483f94e3e3ca9d0cfd913d7718ef2483d2cfd91c0d9e91474ab913"

 [[package]]
 name = "constant_time_eq"
@@ -605,8 +598,9 @@ checksum = "e496a50fda8aacccc86d7529e2c1e0892dbd0f898a6b5645b5561b89c3210efa"

 [[package]]
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-source = "git+https://github.com/neacsu/cosmos-rust?branch=neacsu/feegrant_support#f63ded63ec13e753ebe8bdafe9dc503df265d67d"
+version = "0.13.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8bb61f3d2224c90ea78e1fa7444787761a549170c46b6b0ed09b93f9b7e4076a"
 dependencies = [
 "prost",
 "prost-types",
@@ -615,14 +609,15 @@ dependencies = [

 [[package]]
 name = "cosmrs"
-version = "0.7.1"
-source = "git+https://github.com/neacsu/cosmos-rust?branch=neacsu/feegrant_support#f63ded63ec13e753ebe8bdafe9dc503df265d67d"
+version = "0.8.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "20d5890dac07a62337e5841adb8f2074a66a962a098a48df9460f64d483beaf4"
 dependencies = [
 "bip32",
 "cosmos-sdk-proto",
 "ecdsa",
 "eyre",
- "getrandom 0.2.9",
+ "getrandom 0.2.10",
 "k256",
 "prost",
 "prost-types",
@@ -637,11 +632,11 @@ dependencies = [

 [[package]]
 name = "cosmwasm-crypto"
-version = "1.0.1"
+version = "1.2.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "970d1d705862179b5d7a233ae36f02f21c4ec1b8075fe60c77fc5b43471331fa"
+checksum = "75836a10cb9654c54e77ee56da94d592923092a10b369cdb0dbd56acefc16340"
 dependencies = [
- "digest 0.9.0",
+ "digest 0.10.6",
 "ed25519-zebra",
 "k256",
 "rand_core 0.6.4",
@@ -650,26 +645,53 @@ dependencies = [

 [[package]]
 name = "cosmwasm-derive"
-version = "1.0.0"
+version = "1.2.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4b36e527620a2a3e00e46b6e731ab6c9b68d11069c986f7d7be8eba79ef081a4"
+checksum = "1c9f7f0e51bfc7295f7b2664fe8513c966428642aa765dad8a74acdab5e0c773"
 dependencies = [
 "syn 1.0.109",
 ]

 [[package]]
-name = "cosmwasm-std"
-version = "1.0.0"
+name = "cosmwasm-schema"
+version = "1.2.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "875994993c2082a6fcd406937bf0fca21c349e4a624f3810253a14fa83a3a195"
+checksum = "0f00b363610218eea83f24bbab09e1a7c3920b79f068334fdfcc62f6129ef9fc"
+dependencies = [
+ "cosmwasm-schema-derive",
+ "schemars",
+ "serde",
+ "serde_json",
+ "thiserror",
+]
+
+[[package]]
+name = "cosmwasm-schema-derive"
+version = "1.2.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ae38f909b2822d32b275c9e2db9728497aa33ffe67dd463bc67c6a3b7092785c"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 1.0.109",
+]
+
+[[package]]
+name = "cosmwasm-std"
+version = "1.2.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a49b85345e811c8e80ec55d0d091e4fcb4f00f97ab058f9be5f614c444a730cb"
 dependencies = [
 "base64 0.13.1",
 "cosmwasm-crypto",
 "cosmwasm-derive",
+ "derivative",
 "forward_ref",
+ "hex",
 "schemars",
 "serde",
- "serde-json-wasm",
+ "serde-json-wasm 0.5.1",
+ "sha2 0.10.6",
 "thiserror",
 "uint",
 ]
@@ -783,9 +805,9 @@ checksum = "7a81dae078cea95a014a339291cec439d2f232ebe854a9d672b796c6afafa9b7"

 [[package]]
 name = "crypto-bigint"
-version = "0.3.2"
+version = "0.4.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "03c6a1d5fa1de37e071642dfa44ec552ca5b299adb128fab16138e24b548fd21"
+checksum = "ef2b4b23cddf68b89b8f8069890e8c270d54e2d5fe1b143820234805e4cb17ef"
 dependencies = [
 "generic-array 0.14.7",
 "rand_core 0.6.4",
@@ -866,10 +888,25 @@ dependencies = [
 ]

 [[package]]
-name = "cw-storage-plus"
-version = "0.13.4"
+name = "cw-controllers"
+version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "648b1507290bbc03a8d88463d7cd9b04b1fa0155e5eef366c4fa052b9caaac7a"
+checksum = "91440ce8ec4f0642798bc8c8cb6b9b53c1926c6dadaf0eed267a5145cd529071"
+dependencies = [
+ "cosmwasm-schema",
+ "cosmwasm-std",
+ "cw-storage-plus",
+ "cw-utils",
+ "schemars",
+ "serde",
+ "thiserror",
+]
+
+[[package]]
+name = "cw-storage-plus"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "053a5083c258acd68386734f428a5a171b29f7d733151ae83090c6fcc9417ffa"
 dependencies = [
 "cosmwasm-std",
 "schemars",
@@ -878,22 +915,26 @@ dependencies = [

 [[package]]
 name = "cw-utils"
-version = "0.13.4"
+version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9dbaecb78c8e8abfd6b4258c7f4fbeb5c49a5e45ee4d910d3240ee8e1d714e1b"
+checksum = "c80e93d1deccb8588db03945016a292c3c631e6325d349ebb35d2db6f4f946f7"
 dependencies = [
+ "cosmwasm-schema",
 "cosmwasm-std",
+ "cw2",
 "schemars",
+ "semver 1.0.17",
 "serde",
 "thiserror",
 ]

 [[package]]
 name = "cw2"
-version = "0.13.4"
+version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "04cf4639517490dd36b333bbd6c4fbd92e325fd0acf4683b41753bc5eb63bfc1"
+checksum = "8fb70cee2cf0b4a8ff7253e6bc6647107905e8eb37208f87d54f67810faa62f8"
 dependencies = [
+ "cosmwasm-schema",
 "cosmwasm-std",
 "cw-storage-plus",
 "schemars",
@@ -901,11 +942,12 @@ dependencies = [
 ]

 [[package]]
-name = "cw3"
-version = "0.13.4"
+name = "cw20"
+version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fe19462a7f644ba60c19d3443cb90d00c50d9b6b3b0a3a7fca93df8261af979b"
+checksum = "91666da6c7b40c8dd5ff94df655a28114efc10c79b70b4d06f13c31e37d60609"
 dependencies = [
+ "cosmwasm-schema",
 "cosmwasm-std",
 "cw-utils",
 "schemars",
@@ -913,11 +955,27 @@ dependencies = [
 ]

 [[package]]
-name = "cw4"
-version = "0.13.4"
+name = "cw3"
+version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0acc3549d5ce11c6901b3a676f2e2628684722197054d97cd0101ea174ed5cbd"
+checksum = "2fe0b587008aa221cd2a2579a21990a28c4347dc53ad43167c68ad765f5b6efa"
 dependencies = [
+ "cosmwasm-schema",
+ "cosmwasm-std",
+ "cw-utils",
+ "cw20",
+ "schemars",
+ "serde",
+ "thiserror",
+]
+
+[[package]]
+name = "cw4"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2c236e0bae02ce97e89235a681dd0e07d099524b369f1ef908d704db3e6b049b"
+dependencies = [
+ "cosmwasm-schema",
 "cosmwasm-std",
 "cw-storage-plus",
 "schemars",
@@ -939,11 +997,23 @@ dependencies = [

 [[package]]
 name = "der"
-version = "0.5.1"
+version = "0.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6919815d73839e7ad218de758883aae3a257ba6759ce7a9992501efbb53d705c"
+checksum = "f1a467a65c5e759bce6e65eaf91cc29f466cdc57cb65777bd646872a8a1fd4de"
 dependencies = [
 "const-oid",
+ "zeroize",
+]
+
+[[package]]
+name = "derivative"
+version = "2.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fcc3dd5e9e9c0b295d6e1e4d811fb6f157d5ffd784b8d202fc62eac8035a770b"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 1.0.109",
 ]

 [[package]]
@@ -1036,9 +1106,9 @@ checksum = "68b0cf012f1230e43cd00ebb729c6bb58707ecfa8ad08b52ef3a4ccd2697fc30"

 [[package]]
 name = "ecdsa"
-version = "0.13.4"
+version = "0.14.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d0d69ae62e0ce582d56380743515fefaf1a8c70cec685d9677636d7e30ae9dc9"
+checksum = "413301934810f597c1d19ca71c8710e99a3f1ba28a0d2ebc01551a2daeea3c5c"
 dependencies = [
 "der",
 "elliptic-curve",
@@ -1094,16 +1164,18 @@ checksum = "7fcaabb2fef8c910e7f4c7ce9f67a1283a1715879a7c230ca9d6d1ae31f16d91"

 [[package]]
 name = "elliptic-curve"
-version = "0.11.12"
+version = "0.12.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "25b477563c2bfed38a3b7a60964c49e058b2510ad3f12ba3483fd8f62c2306d6"
+checksum = "e7bb888ab5300a19b8e5bceef25ac745ad065f3c9f7efc6de1b91958110891d3"
 dependencies = [
 "base16ct",
 "crypto-bigint",
 "der",
- "ff 0.11.1",
+ "digest 0.10.6",
+ "ff 0.12.1",
 "generic-array 0.14.7",
- "group 0.11.0",
+ "group 0.12.1",
+ "pkcs8",
 "rand_core 0.6.4",
 "sec1",
 "subtle 2.4.1",
@@ -1218,6 +1290,16 @@ dependencies = [
 "subtle 2.4.1",
 ]

+[[package]]
+name = "ff"
+version = "0.12.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d013fc25338cc558c5c2cfbad646908fb23591e2404481826742b651c9af7160"
+dependencies = [
+ "rand_core 0.6.4",
+ "subtle 2.4.1",
+]
+
 [[package]]
 name = "flate2"
 version = "1.0.26"
@@ -1428,9 +1510,9 @@ dependencies = [

 [[package]]
 name = "getrandom"
-version = "0.2.9"
+version = "0.2.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c85e1d9ab2eadba7e5040d4e09cbd6d072b76a557ad64e797c2cb9d4da21d7e4"
+checksum = "be4136b2a15dd319360be1c07d9933517ccf0be8f16bf62a3bee4f0d618df427"
 dependencies = [
 "cfg-if 1.0.0",
 "js-sys",
@@ -1510,6 +1592,17 @@ dependencies = [
 "subtle 2.4.1",
 ]

+[[package]]
+name = "group"
+version = "0.12.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5dfbfb3a6cfbd390d5c9564ab283a0349b9b9fcd46a706c1eb10e0db70bfbac7"
+dependencies = [
+ "ff 0.12.1",
+ "rand_core 0.6.4",
+ "subtle 2.4.1",
+]
+
 [[package]]
 name = "h2"
 version = "0.3.19"
@@ -1964,15 +2057,14 @@ dependencies = [

 [[package]]
 name = "k256"
-version = "0.10.4"
+version = "0.11.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "19c3a5e0a0b8450278feda242592512e09f61c72e018b8cd5c859482802daf2d"
+checksum = "72c1e0b51e7ec0a97369623508396067a486bd0cbed95a2659a4b863d28cfc8b"
 dependencies = [
 "cfg-if 1.0.0",
 "ecdsa",
 "elliptic-curve",
- "sec1",
- "sha2 0.9.9",
+ "sha2 0.10.6",
 "sha3",
 ]

@@ -2226,7 +2318,7 @@ dependencies = [

 [[package]]
 name = "nym-bin-common"
-version = "0.5.0"
+version = "0.6.0"
 dependencies = [
 "atty",
 "clap",
@@ -2241,9 +2333,10 @@ dependencies = [

 [[package]]
 name = "nym-client-core"
-version = "1.1.14"
+version = "1.1.15"
 dependencies = [
 "async-trait",
+ "base64 0.21.2",
 "dashmap",
 "dirs 4.0.0",
 "futures",
@@ -2266,6 +2359,7 @@ dependencies = [
 "rand 0.7.3",
 "serde",
 "serde_json",
+ "sha2 0.10.6",
 "sqlx 0.6.3",
 "tap",
 "thiserror",
@@ -2284,7 +2378,7 @@ dependencies = [

 [[package]]
 name = "nym-client-wasm"
-version = "1.1.0"
+version = "1.1.1"
 dependencies = [
 "anyhow",
 "async-trait",
@@ -2329,7 +2423,7 @@ dependencies = [
 "bs58",
 "digest 0.9.0",
 "ff 0.11.1",
- "getrandom 0.2.9",
+ "getrandom 0.2.10",
 "group 0.11.0",
 "itertools",
 "nym-dkg",
@@ -2389,7 +2483,7 @@ dependencies = [

 [[package]]
 name = "nym-contracts-common"
-version = "0.4.0"
+version = "0.5.0"
 dependencies = [
 "bs58",
 "cosmwasm-std",
@@ -2424,7 +2518,7 @@ dependencies = [

 [[package]]
 name = "nym-crypto"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
 "aes 0.8.2",
 "blake3",
@@ -2468,12 +2562,23 @@ dependencies = [
 "zeroize",
 ]

+[[package]]
+name = "nym-ephemera-common"
+version = "0.1.0"
+dependencies = [
+ "cosmwasm-std",
+ "cw-utils",
+ "nym-contracts-common",
+ "schemars",
+ "serde",
+]
+
 [[package]]
 name = "nym-gateway-client"
 version = "0.1.0"
 dependencies = [
 "futures",
- "getrandom 0.2.9",
+ "getrandom 0.2.10",
 "log",
 "nym-bandwidth-controller",
 "nym-coconut-interface",
@@ -2524,6 +2629,8 @@ dependencies = [
 name = "nym-group-contract-common"
 version = "0.1.0"
 dependencies = [
+ "cosmwasm-schema",
+ "cw-controllers",
 "cw4",
 "schemars",
 "serde",
@@ -2531,7 +2638,7 @@ dependencies = [

 [[package]]
 name = "nym-mixnet-contract-common"
-version = "0.5.0"
+version = "0.6.0"
 dependencies = [
 "bs58",
 "cosmwasm-std",
@@ -2540,7 +2647,7 @@ dependencies = [
 "nym-contracts-common",
 "schemars",
 "serde",
- "serde-json-wasm",
+ "serde-json-wasm 0.4.1",
 "serde_repr",
 "thiserror",
 "time",
@@ -2550,7 +2657,9 @@ dependencies = [
 name = "nym-multisig-contract-common"
 version = "0.1.0"
 dependencies = [
+ "cosmwasm-schema",
 "cosmwasm-std",
+ "cw-storage-plus",
 "cw-utils",
 "cw3",
 "cw4",
@@ -2620,7 +2729,7 @@ dependencies = [
 "chacha20",
 "chacha20poly1305",
 "curve25519-dalek",
- "getrandom 0.2.9",
+ "getrandom 0.2.10",
 "log",
 "rand 0.7.3",
 "rayon",
@@ -2631,7 +2740,7 @@ dependencies = [

 [[package]]
 name = "nym-pemstore"
-version = "0.2.0"
+version = "0.3.0"
 dependencies = [
 "pem",
 ]
@@ -2641,8 +2750,12 @@ name = "nym-service-provider-directory-common"
 version = "0.1.0"
 dependencies = [
 "cosmwasm-std",
+ "cw-controllers",
+ "cw-utils",
+ "nym-contracts-common",
 "schemars",
 "serde",
+ "thiserror",
 ]

 [[package]]
@@ -2677,6 +2790,7 @@ dependencies = [
 "nym-pemstore",
 "nym-sphinx-addressing",
 "nym-sphinx-params",
+ "nym-sphinx-routing",
 "nym-sphinx-types",
 "nym-topology",
 "rand 0.7.3",
@@ -2703,6 +2817,7 @@ dependencies = [
 "nym-crypto",
 "nym-sphinx-addressing",
 "nym-sphinx-params",
+ "nym-sphinx-routing",
 "nym-sphinx-types",
 "nym-topology",
 "rand 0.7.3",
@@ -2733,6 +2848,7 @@ dependencies = [
 "nym-sphinx-chunking",
 "nym-sphinx-forwarding",
 "nym-sphinx-params",
+ "nym-sphinx-routing",
 "nym-sphinx-types",
 "nym-topology",
 "rand 0.7.3",
@@ -2796,7 +2912,7 @@ dependencies = [
 "aes-gcm",
 "argon2",
 "generic-array 0.14.7",
- "getrandom 0.2.9",
+ "getrandom 0.2.10",
 "rand 0.8.5",
 "serde",
 "serde_json",
@@ -2856,6 +2972,7 @@ dependencies = [
 "nym-coconut-interface",
 "nym-config",
 "nym-contracts-common",
+ "nym-ephemera-common",
 "nym-group-contract-common",
 "nym-mixnet-contract-common",
 "nym-multisig-contract-common",
@@ -2864,6 +2981,7 @@ dependencies = [
 "nym-service-provider-directory-common",
 "nym-vesting-contract",
 "nym-vesting-contract-common",
+ "openssl",
 "prost",
 "reqwest",
 "serde",
@@ -2895,7 +3013,7 @@ dependencies = [

 [[package]]
 name = "nym-vesting-contract-common"
-version = "0.6.0"
+version = "0.7.0"
 dependencies = [
 "cosmwasm-std",
 "nym-contracts-common",
@@ -2954,6 +3072,15 @@ version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ff011a302c396a5197692431fc1948019154afc178baf7d8e37367442a4601cf"

+[[package]]
+name = "openssl-src"
+version = "111.26.0+1.1.1u"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "efc62c9f12b22b8f5208c23a7200a442b2e5999f8bdf80233852122b5a4f6f37"
+dependencies = [
+ "cc",
+]
+
 [[package]]
 name = "openssl-sys"
 version = "0.9.87"
@@ -2962,6 +3089,7 @@ checksum = "8e17f59264b2809d77ae94f0e1ebabc434773f370d6ca667bd223ea10e06cc7e"
 dependencies = [
 "cc",
 "libc",
+ "openssl-src",
 "pkg-config",
 "vcpkg",
 ]
@@ -3047,11 +3175,11 @@ checksum = "9f746c4065a8fa3fe23974dd82f15431cc8d40779821001404d10d2e79ca7d79"

 [[package]]
 name = "pbkdf2"
-version = "0.9.0"
+version = "0.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f05894bce6a1ba4be299d0c5f29563e08af2bc18bb7d48313113bed71e904739"
+checksum = "83a0692ec44e4cf1ef28ca317f14f8f07da2d95ec3fa01f86e4467b725e60917"
 dependencies = [
- "crypto-mac 0.11.1",
+ "digest 0.10.6",
 ]

 [[package]]
@@ -3176,13 +3304,12 @@ checksum = "8b870d8c151b6f2fb93e84a13146138f05d02ed11c7e7c54f8826aaaf7c9f184"

 [[package]]
 name = "pkcs8"
-version = "0.8.0"
+version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7cabda3fb821068a9a4fab19a683eac3af12edf0f34b94a8be53c4972b8149d0"
+checksum = "9eca2c590a5f85da82668fa685c09ce2888b9430e83299debf1f34b65fd4a4ba"
 dependencies = [
 "der",
 "spki",
- "zeroize",
 ]

 [[package]]
@@ -3382,7 +3509,7 @@ version = "0.6.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ec0be4795e2f6a28069bec0b5ff3e2ac9bafc99e6a9a7dc3547996c5c816922c"
 dependencies = [
- "getrandom 0.2.9",
+ "getrandom 0.2.10",
 ]

 [[package]]
@@ -3450,7 +3577,7 @@ version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b033d837a7cf162d7993aded9304e30a83213c648b6e389db233191f891e5c2b"
 dependencies = [
- "getrandom 0.2.9",
+ "getrandom 0.2.10",
 "redox_syscall 0.2.16",
 "thiserror",
 ]
@@ -3478,7 +3605,7 @@ version = "0.11.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cde824a14b7c14f85caff81225f411faacc04a2013f41670f41443742b1c1c55"
 dependencies = [
- "base64 0.21.0",
+ "base64 0.21.2",
 "bytes",
 "encoding_rs",
 "futures-core",
@@ -3511,12 +3638,12 @@ dependencies = [

 [[package]]
 name = "rfc6979"
-version = "0.1.0"
+version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "96ef608575f6392792f9ecf7890c00086591d29a83910939d430753f7c050525"
+checksum = "7743f17af12fa0b03b803ba12cd6a8d9483a587e89c69445e3909655c0b9fabb"
 dependencies = [
 "crypto-bigint",
- "hmac 0.11.0",
+ "hmac 0.12.1",
 "zeroize",
 ]

@@ -3535,6 +3662,15 @@ dependencies = [
 "winapi",
 ]

+[[package]]
+name = "ripemd"
+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bd124222d17ad93a644ed9d011a40f4fb64aa54275c08cc216524a9ea82fb09f"
+dependencies = [
+ "digest 0.10.6",
+]
+
 [[package]]
 name = "ripemd160"
 version = "0.9.1"
@@ -3612,7 +3748,7 @@ version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d194b56d58803a43635bdc398cd17e383d6f71f9182b9a192c127ca42494a59b"
 dependencies = [
- "base64 0.21.0",
+ "base64 0.21.2",
 ]

 [[package]]
@@ -3704,10 +3840,11 @@ dependencies = [

 [[package]]
 name = "sec1"
-version = "0.2.1"
+version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "08da66b8b0965a5555b6bd6639e68ccba85e1e2506f5fbb089e93f8a04e1a2d1"
+checksum = "3be24c1842290c45df0a7bf069e0c268a747ad05a192f2fd7dcfdbc1cba40928"
 dependencies = [
+ "base16ct",
 "der",
 "generic-array 0.14.7",
 "pkcs8",
@@ -3780,6 +3917,15 @@ dependencies = [
 "serde",
 ]

+[[package]]
+name = "serde-json-wasm"
+version = "0.5.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "16a62a1fad1e1828b24acac8f2b468971dade7b8c3c2e672bcadefefb1f8c137"
+dependencies = [
+ "serde",
+]
+
 [[package]]
 name = "serde-wasm-bindgen"
 version = "0.5.0"
@@ -3915,14 +4061,12 @@ dependencies = [

 [[package]]
 name = "sha3"
-version = "0.9.1"
+version = "0.10.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f81199417d4e5de3f04b1e871023acea7389672c4135918f05aa9cbf2f2fa809"
+checksum = "75872d278a8f37ef87fa0ddbda7802605cb18344497949862c0d4dcb291eba60"
 dependencies = [
- "block-buffer 0.9.0",
- "digest 0.9.0",
+ "digest 0.10.6",
 "keccak",
- "opaque-debug 0.3.0",
 ]

 [[package]]
@@ -3936,11 +4080,11 @@ dependencies = [

 [[package]]
 name = "signature"
-version = "1.4.0"
+version = "1.6.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "02658e48d89f2bec991f9a78e69cfa4c316f8d6a6c4ec12fae1aeb263d486788"
+checksum = "74233d3b3b2f6d4b006dc19dee745e73e2a6bfb6f93607cd3b02bd5b00797d7c"
 dependencies = [
- "digest 0.9.0",
+ "digest 0.10.6",
 "rand_core 0.6.4",
 ]

@@ -4010,9 +4154,9 @@ dependencies = [

 [[package]]
 name = "spki"
-version = "0.5.4"
+version = "0.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "44d01ac02a6ccf3e07db148d2be087da624fea0221a16152ed01f0496a6b0a27"
+checksum = "67cf02bbac7a337dc36e4f5a693db6c21e7863f45070f7064577eb4367a3212b"
 dependencies = [
 "base64ct",
 "der",
@@ -4297,9 +4441,9 @@ dependencies = [

 [[package]]
 name = "tendermint"
-version = "0.23.7"
+version = "0.23.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3ca881fa4dedd2b46334f13be7fbc8cc1549ba4be5a833fe4e73d1a1baaf7949"
+checksum = "a199518e0366ba0aeb0d0e0a59dbd99ea0bdc14280f414ecc758c9228a454ad8"
 dependencies = [
 "async-trait",
 "bytes",
@@ -4328,9 +4472,9 @@ dependencies = [

 [[package]]
 name = "tendermint-config"
-version = "0.23.7"
+version = "0.23.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f6c56ee93f4e9b7e7daba86d171f44572e91b741084384d0ae00df7991873dfd"
+checksum = "c6d8f6a64ae3b59ea3c73efad727271ee085b544b817d7f46901817ca6bb1773"
 dependencies = [
 "flex-error",
 "serde",
@@ -4342,9 +4486,9 @@ dependencies = [

 [[package]]
 name = "tendermint-proto"
-version = "0.23.7"
+version = "0.23.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b71f925d74903f4abbdc4af0110635a307b3cb05b175fdff4a7247c14a4d0874"
+checksum = "1b303d6387aaea38cea7ef924476d1f798573044e7b4f6ddd1166ac5184b2281"
 dependencies = [
 "bytes",
 "flex-error",
@@ -4360,15 +4504,15 @@ dependencies = [

 [[package]]
 name = "tendermint-rpc"
-version = "0.23.7"
+version = "0.23.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a13e63f57ee05a1e927887191c76d1b139de9fa40c180b9f8727ee44377242a6"
+checksum = "3036f0b65baa11e767dabd22a0663e842b595b0a1903f149b7b8b1e09b2b443d"
 dependencies = [
 "async-trait",
 "bytes",
 "flex-error",
 "futures",
- "getrandom 0.2.9",
+ "getrandom 0.2.10",
 "http",
 "hyper",
 "hyper-proxy",
@@ -4768,7 +4912,7 @@ version = "1.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "345444e32442451b267fc254ae85a209c64be56d2890e601a0c37ff0c3c5ecd2"
 dependencies = [
- "getrandom 0.2.9",
+ "getrandom 0.2.10",
 "wasm-bindgen",
 ]

@@ -4944,7 +5088,7 @@ name = "wasm-utils"
 version = "0.1.0"
 dependencies = [
 "futures",
- "getrandom 0.2.9",
+ "getrandom 0.2.10",
 "indexed_db_futures",
 "js-sys",
 "nym-store-cipher",
@@ -1,7 +1,7 @@
 [package]
 name = "nym-client-wasm"
 authors = ["Dave Hrycyszyn <futurechimp@users.noreply.github.com>", "Jedrzej Stuczynski <andrew@nymtech.net>"]
-version = "1.1.0"
+version = "1.1.1"
 edition = "2021"
 keywords = ["nym", "sphinx", "wasm", "webassembly", "privacy", "client"]
 license = "Apache-2.0"
@@ -3,3 +3,6 @@ clippy:

 test:
 	wasm-pack test --node
+
+wasm-build:
+	wasm-pack build
@@ -8,6 +8,7 @@
  },
  "scripts": {
    "build": "webpack --config webpack.config.js",
+    "build:wasm": "cd ../ && make wasm-build",
    "start": "webpack-dev-server --port 8001"
  },
  "repository": {
@@ -36,4 +37,4 @@
  "dependencies": {
    "@nymproject/nym-client-wasm": "file:../pkg"
  }
-}
+}
@@ -12,333 +12,371 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.

-importScripts('nym_client_wasm.js');
+importScripts("nym_client_wasm.js");

-console.log('Initializing worker');
+console.log("Initializing worker");

 // wasm_bindgen creates a global variable (with the exports attached) that is in scope after `importScripts`
 const {
-    NymNodeTester,
-    WasmGateway,
-    WasmMixNode,
-    WasmNymTopology,
-    default_debug,
-    NymClientBuilder,
-    NymClient,
-    set_panic_hook,
-    Config,
-    GatewayEndpointConfig,
-    ClientStorage,
-    current_network_topology,
-    make_key,
-    make_key2
+  NymNodeTester,
+  WasmGateway,
+  WasmMixNode,
+  WasmNymTopology,
+  default_debug,
+  NymClientBuilder,
+  NymClient,
+  set_panic_hook,
+  Config,
+  GatewayEndpointConfig,
+  ClientStorage,
+  current_network_topology,
+  make_key,
+  make_key2,
 } = wasm_bindgen;

 let client = null;
 let tester = null;

+const preferredGateway = "336yuXAeGEgedRfqTJZsG2YV7P13QH1bHv1SjCZYarc9";
+
 function dummyTopology() {
-    const l1Mixnode = new WasmMixNode(
-        1,
-        'n1fzv4jc7fanl9s0qj02ge2ezk3kts545kjtek47',
-        '178.79.143.65',
-        1789,
-        '4Yr4qmEHd9sgsuQ83191FR2hD88RfsbMmB4tzhhZWriz',
-        '8ndjk5oZ6HxUZNScLJJ7hk39XtUqGexdKgW7hSX6kpWG',
-        1,
-        '1.10.0',
-    );
-    const l2Mixnode = new WasmMixNode(
-        2,
-        'n1z93z44vf8ssvdhujjvxcj4rd5e3lz0l60wdk70',
-        '109.74.197.180',
-        1789,
-        '7sVjiMrPYZrDWRujku9QLxgE8noT7NTgBAqizCsu7AoK',
-        'GepXwRnKZDd8x2nBWAajGGBVvF3mrpVMQBkgfrGuqRCN',
-        2,
-        '1.10.0',
-    );
-    const l3Mixnode = new WasmMixNode(
-        3,
-        'n1ptg680vnmef2cd8l0s9uyc4f0hgf3x8sed6w77',
-        '176.58.101.80',
-        1789,
-        'FoM5Mx9Pxk1g3zEqkS3APgtBeTtTo3M8k7Yu4bV6kK1R',
-        'DeYjrDC2AcQRVFshiKnbUo6bRvPyZ33QGYR2DLeFJ9qD',
-        3,
-        '1.10.0',
-    );
+  const l1Mixnode = new WasmMixNode(
+    1,
+    "n1fzv4jc7fanl9s0qj02ge2ezk3kts545kjtek47",
+    "178.79.143.65",
+    1789,
+    "4Yr4qmEHd9sgsuQ83191FR2hD88RfsbMmB4tzhhZWriz",
+    "8ndjk5oZ6HxUZNScLJJ7hk39XtUqGexdKgW7hSX6kpWG",
+    1,
+    "1.10.0"
+  );
+  const l2Mixnode = new WasmMixNode(
+    2,
+    "n1z93z44vf8ssvdhujjvxcj4rd5e3lz0l60wdk70",
+    "109.74.197.180",
+    1789,
+    "7sVjiMrPYZrDWRujku9QLxgE8noT7NTgBAqizCsu7AoK",
+    "GepXwRnKZDd8x2nBWAajGGBVvF3mrpVMQBkgfrGuqRCN",
+    2,
+    "1.10.0"
+  );
+  const l3Mixnode = new WasmMixNode(
+    3,
+    "n1ptg680vnmef2cd8l0s9uyc4f0hgf3x8sed6w77",
+    "176.58.101.80",
+    1789,
+    "FoM5Mx9Pxk1g3zEqkS3APgtBeTtTo3M8k7Yu4bV6kK1R",
+    "DeYjrDC2AcQRVFshiKnbUo6bRvPyZ33QGYR2DLeFJ9qD",
+    3,
+    "1.10.0"
+  );

-    const gateway = new WasmGateway(
-        'n16evnn8glr0sham3matj8rg2s24m6x56ayk87ts',
-        '85.159.212.96',
-        1789,
-        9000,
-        '336yuXAeGEgedRfqTJZsG2YV7P13QH1bHv1SjCZYarc9',
-        'BtYjoWihiuFihGKQypmpSspbhmWDPxzqeTVSd8ciCpWL',
-        '1.10.1',
-    );
+  const gateway = new WasmGateway(
+    "n16evnn8glr0sham3matj8rg2s24m6x56ayk87ts",
+    "85.159.212.96",
+    1789,
+    9000,
+    "336yuXAeGEgedRfqTJZsG2YV7P13QH1bHv1SjCZYarc9",
+    "BtYjoWihiuFihGKQypmpSspbhmWDPxzqeTVSd8ciCpWL",
+    "1.10.1"
+  );

-    const mixnodes = new Map();
-    mixnodes.set(1, [l1Mixnode]);
-    mixnodes.set(2, [l2Mixnode]);
-    mixnodes.set(3, [l3Mixnode]);
+  const mixnodes = new Map();
+  mixnodes.set(1, [l1Mixnode]);
+  mixnodes.set(2, [l2Mixnode]);
+  mixnodes.set(3, [l3Mixnode]);

+  const gateways = [gateway];

-    const gateways = [gateway];
-
-    return new WasmNymTopology(mixnodes, gateways)
+  return new WasmNymTopology(mixnodes, gateways);
 }

 function printAndDisplayTestResult(result) {
-    result.log_details();
+  result.log_details();

-    self.postMessage({
-        kind: 'DisplayTesterResults',
-        args: {
-            score: result.score(),
-            sentPackets: result.sent_packets,
-            receivedPackets: result.received_packets,
-            receivedAcks: result.received_acks,
-            duplicatePackets: result.duplicate_packets,
-            duplicateAcks: result.duplicate_acks,
-        },
-    });
+  self.postMessage({
+    kind: "DisplayTesterResults",
+    args: {
+      score: result.score(),
+      sentPackets: result.sent_packets,
+      receivedPackets: result.received_packets,
+      receivedAcks: result.received_acks,
+      duplicatePackets: result.duplicate_packets,
+      duplicateAcks: result.duplicate_acks,
+    },
+  });
 }

 async function testWithTester() {
-    const preferredGateway = "336yuXAeGEgedRfqTJZsG2YV7P13QH1bHv1SjCZYarc9";
+  // A) construct with hardcoded topology
+  const topology = dummyTopology();
+  const nodeTester = await new NymNodeTester(topology, preferredGateway);

-    // A) construct with hardcoded topology
-    const topology = dummyTopology()
-    const nodeTester = await new NymNodeTester(topology, preferredGateway);
+  // B) first get topology directly from nym-api
+  // const validator = 'https://qwerty-validator-api.qa.nymte.ch/api';
+  // const topology = await current_network_topology(validator)
+  // const nodeTester = await new NymNodeTester(topology, preferredGateway);
+  //
+  // C) use nym-api in the constructor (note: it does no filtering for 'good' nodes on other layers)
+  // const validator = 'https://qwerty-validator-api.qa.nymte.ch/api';
+  // const nodeTester = await NymNodeTester.new_with_api(validator, preferredGateway)

-    // B) first get topology directly from nym-api
-    // const validator = 'https://qwerty-validator-api.qa.nymte.ch/api';
-    // const topology = await current_network_topology(validator)
-    // const nodeTester = await new NymNodeTester(topology, preferredGateway);
-    //
-    // C) use nym-api in the constructor (note: it does no filtering for 'good' nodes on other layers)
-    // const validator = 'https://qwerty-validator-api.qa.nymte.ch/api';
-    // const nodeTester = await NymNodeTester.new_with_api(validator, preferredGateway)
+  // B) first get topology directly from nym-api
+  // const validator = 'https://qwerty-validator-api.qa.nymte.ch/api';
+  // const topology = await current_network_topology(validator)
+  // const nodeTester = await new NymNodeTester(topology, undefined, preferredGateway);
+  //
+  // C) use nym-api in the constructor (note: it does no filtering for 'good' nodes on other layers)
+  // const validator = 'https://qwerty-validator-api.qa.nymte.ch/api';
+  // const nodeTester = await NymNodeTester.new_with_api(validator, undefined, preferredGateway)
+  // D, E, F) you also don't have to specify the gateway. if you don't, a random one (from your topology) will be used
+  // const topology = dummyTopology()
+  // const nodeTester = await new NymNodeTester(topology);

-    // D, E, F) you also don't have to specify the gateway. if you don't, a random one (from your topology) will be used
-    // const topology = dummyTopology()
-    // const nodeTester = await new NymNodeTester(topology);
+  self.onmessage = async (event) => {
+    if (event.data && event.data.kind) {
+      switch (event.data.kind) {
+        case "TestPacket": {
+          const { mixnodeIdentity } = event.data.args;
+          console.log("starting node test...");

-    self.onmessage = async event => {
-        if (event.data && event.data.kind) {
-            switch (event.data.kind) {
-                case 'TestPacket': {
-                    const {mixnodeIdentity} = event.data.args;
-                    console.log("starting node test...");
-
-                    let result = await nodeTester.test_node(mixnodeIdentity);
-                    printAndDisplayTestResult(result)
-                }
-            }
+          let result = await nodeTester.test_node(mixnodeIdentity);
+          printAndDisplayTestResult(result);
        }
-    };
+      }
+    }
+  };
+}
+
+async function testerReconnection() {
+  const validator = "https://qwerty-validator-api.qa.nymte.ch/api";
+  const nodeTester = await NymNodeTester.new_with_api(validator);
+
+  self.onmessage = async (event) => {
+    if (event.data && event.data.kind) {
+      switch (event.data.kind) {
+        case "TestPacket": {
+          const { mixnodeIdentity } = event.data.args;
+          console.log("starting node test...");
+
+          let result1 = await nodeTester.test_node(mixnodeIdentity);
+          console.log("sleeping for 5s");
+          await new Promise((r) => setTimeout(r, 5000));
+          await nodeTester.disconnect_from_gateway();
+
+          console.log("sleeping for 5s");
+          await new Promise((r) => setTimeout(r, 5000));
+
+          await nodeTester.reconnect_to_gateway();
+          let result2 = await nodeTester.test_node(mixnodeIdentity);
+
+          printAndDisplayTestResult(result1);
+          printAndDisplayTestResult(result2);
+        }
+      }
+    }
+  };
 }

 async function testWithNymClient() {
-    const preferredGateway = "336yuXAeGEgedRfqTJZsG2YV7P13QH1bHv1SjCZYarc9";
-    const topology = dummyTopology()
+  const topology = dummyTopology();

-    let received = 0
+  let received = 0;

-    const onMessageHandler = (message) => {
-        received += 1;
-        self.postMessage({
-            kind: 'ReceiveMessage',
-            args: {
-                message,
-                senderTag: undefined,
-                isTestPacket: true,
-            },
-        });
-
-        // it's really up to the user to create proper callback here...
-        console.log(`received ${received} packets so far`)
-    };
-
-    console.log('Instantiating WASM client...');
-
-    let clientBuilder = NymClientBuilder.new_tester(topology, onMessageHandler, preferredGateway)
-    console.log('Web worker creating WASM client...');
-    let local_client = await clientBuilder.start_client();
-    console.log('WASM client running!');
-
-    const selfAddress = local_client.self_address();
-
-    // set the global (I guess we don't have to anymore?)
-    client = local_client;
-
-    console.log(`Client address is ${selfAddress}`);
+  const onMessageHandler = (message) => {
+    received += 1;
    self.postMessage({
-        kind: 'Ready',
-        args: {
-            selfAddress,
-        },
+      kind: "ReceiveMessage",
+      args: {
+        message,
+        senderTag: undefined,
+        isTestPacket: true,
+      },
    });

-    // Set callback to handle messages passed to the worker.
-    self.onmessage = async event => {
-        console.log(event)
-        if (event.data && event.data.kind) {
-            switch (event.data.kind) {
-                case 'SendMessage': {
-                    const {message, recipient} = event.data.args;
-                    let uint8Array = new TextEncoder().encode(message);
-                    await client.send_regular_message(uint8Array, recipient);
-                    break;
-                }
-                case 'TestPacket': {
-                    const {mixnodeIdentity} = event.data.args;
-                    const req = await client.try_construct_test_packet_request(mixnodeIdentity);
-                    await client.change_hardcoded_topology(req.injectable_topology());
-                    await client.try_send_test_packets(req);
-                    break;
-                }
-            }
+    // it's really up to the user to create proper callback here...
+    console.log(`received ${received} packets so far`);
+  };
+
+  console.log("Instantiating WASM client...");
+
+  let clientBuilder = NymClientBuilder.new_tester(
+    topology,
+    onMessageHandler,
+    preferredGateway
+  );
+
+  console.log("Web worker creating WASM client...");
+  let local_client = await clientBuilder.start_client();
+  console.log("WASM client running!");
+
+  const selfAddress = local_client.self_address();
+
+  // set the global (I guess we don't have to anymore?)
+  client = local_client;
+
+  console.log(`Client address is ${selfAddress}`);
+  self.postMessage({
+    kind: "Ready",
+    args: {
+      selfAddress,
+    },
+  });
+
+  // Set callback to handle messages passed to the worker.
+  self.onmessage = async (event) => {
+    console.log(event);
+    if (event.data && event.data.kind) {
+      switch (event.data.kind) {
+        case "SendMessage": {
+          const { message, recipient } = event.data.args;
+          let uint8Array = new TextEncoder().encode(message);
+          await client.send_regular_message(uint8Array, recipient);
+          break;
        }
-    };
+        case "TestPacket": {
+          const { mixnodeIdentity } = event.data.args;
+          const req = await client.try_construct_test_packet_request(
+            mixnodeIdentity
+          );
+          await client.change_hardcoded_topology(req.injectable_topology());
+          await client.try_send_test_packets(req);
+          break;
+        }
+      }
+    }
+  };
 }

 async function normalNymClientUsage() {
-    self.postMessage({kind: 'DisableMagicTestButton'});
+  self.postMessage({ kind: "DisableMagicTestButton" });

-    // only really useful if you want to adjust some settings like traffic rate
-    // (if not needed you can just pass a null)
-    const debug = default_debug();
+  // only really useful if you want to adjust some settings like traffic rate
+  // (if not needed you can just pass a null)
+  const debug = default_debug();

-    debug.disable_main_poisson_packet_distribution = true;
-    debug.disable_loop_cover_traffic_stream = true;
-    debug.use_extended_packet_size = false;
-    // debug.average_packet_delay_ms = BigInt(10);
-    // debug.average_ack_delay_ms = BigInt(10);
-    // debug.ack_wait_addition_ms = BigInt(3000);
-    // debug.ack_wait_multiplier = 10;
+  debug.disable_main_poisson_packet_distribution = true;
+  debug.disable_loop_cover_traffic_stream = true;
+  debug.use_extended_packet_size = false;
+  // debug.average_packet_delay_ms = BigInt(10);
+  // debug.average_ack_delay_ms = BigInt(10);
+  // debug.ack_wait_addition_ms = BigInt(3000);
+  // debug.ack_wait_multiplier = 10;

-    debug.topology_refresh_rate_ms = BigInt(60000)
+  debug.topology_refresh_rate_ms = BigInt(60000);

-    const preferredGateway = "336yuXAeGEgedRfqTJZsG2YV7P13QH1bHv1SjCZYarc9";
-    const validator = 'https://qwerty-validator-api.qa.nymte.ch/api';
+  const preferredGateway = "336yuXAeGEgedRfqTJZsG2YV7P13QH1bHv1SjCZYarc9";
+  const validator = "https://qwerty-validator-api.qa.nymte.ch/api";

-    const config = new Config('my-awesome-wasm-client', validator, debug);
+  const config = new Config("my-awesome-wasm-client", validator, debug);

-    const onMessageHandler = (message) => {
-        console.log(message);
-        self.postMessage({
-            kind: 'ReceiveMessage',
-            args: {
-                message,
-            },
-        });
-    };
-
-    console.log('Instantiating WASM client...');
-
-    let localClient = await new NymClient(config, onMessageHandler)
-    console.log('WASM client running!');
-
-    const selfAddress = localClient.self_address();
-
-    // set the global (I guess we don't have to anymore?)
-    client = localClient;
-
-    console.log(`Client address is ${selfAddress}`);
+  const onMessageHandler = (message) => {
+    console.log(message);
    self.postMessage({
-        kind: 'Ready',
-        args: {
-            selfAddress,
-        },
+      kind: "ReceiveMessage",
+      args: {
+        message,
+      },
    });
+  };

-    // Set callback to handle messages passed to the worker.
-    self.onmessage = async event => {
-        console.log(event)
-        if (event.data && event.data.kind) {
-            switch (event.data.kind) {
-                case 'SendMessage': {
-                    const {message, recipient} = event.data.args;
-                    let uint8Array = new TextEncoder().encode(message);
-                    await client.send_regular_message(uint8Array, recipient);
-                    break;
-                }
-            }
+  console.log("Instantiating WASM client...");
+
+  let localClient = await new NymClient(config, onMessageHandler);
+  console.log("WASM client running!");
+
+  const selfAddress = localClient.self_address();
+
+  // set the global (I guess we don't have to anymore?)
+  client = localClient;
+
+  console.log(`Client address is ${selfAddress}`);
+  self.postMessage({
+    kind: "Ready",
+    args: {
+      selfAddress,
+    },
+  });
+
+  // Set callback to handle messages passed to the worker.
+  self.onmessage = async (event) => {
+    console.log(event);
+    if (event.data && event.data.kind) {
+      switch (event.data.kind) {
+        case "SendMessage": {
+          const { message, recipient } = event.data.args;
+          let uint8Array = new TextEncoder().encode(message);
+          await client.send_regular_message(uint8Array, recipient);
+          break;
        }
-    };
+      }
+    }
+  };
 }

 async function messWithStorage() {
-    self.onmessage = async event => {
-        if (event.data && event.data.kind) {
-            switch (event.data.kind) {
-                case 'TestPacket': {
-                    const { mixnodeIdentity } = event.data.args;
-                    console.log("button clicked...", mixnodeIdentity);
+  self.onmessage = async (event) => {
+    if (event.data && event.data.kind) {
+      switch (event.data.kind) {
+        case "TestPacket": {
+          const { mixnodeIdentity } = event.data.args;
+          console.log("button clicked...", mixnodeIdentity);

-                    let id1 = "one";
-                    let id2 = "two";
+          let id1 = "one";
+          let id2 = "two";

-                    console.log("making store1 NO-ENC");
-                    let _storage1 = await ClientStorage.new_unencrypted(id1);
+          console.log("making store1 NO-ENC");
+          let _storage1 = await ClientStorage.new_unencrypted(id1);

-                    console.log("making store2 ENC")
-                    let _storage2 = await new ClientStorage(id2, "my-secret-password");
-                    //
-                    //
-                    //
-                    //     console.log("attempting to use store1 WITH PASSWORD")
-                    //     let _storage1_alt = await new ClientStorage(id1, "password");
-                    //
-                    //
-                    //
-                    //     console.log("attempting to use store2 WITHOUT PASSWORD")
-                    //     let _storage2_alt = await ClientStorage.new_unencrypted(id2);
-                    //
-                    //
-                    //
-                    //     console.log("attempting to use store2 with WRONG PASSWORD")
-                    //     let _storage2_bad = await new ClientStorage(id2, "bad-password")
+          console.log("making store2 ENC");
+          let _storage2 = await new ClientStorage(id2, "my-secret-password");
+          //
+          //
+          //
+          //     console.log("attempting to use store1 WITH PASSWORD")
+          //     let _storage1_alt = await new ClientStorage(id1, "password");
+          //
+          //
+          //
+          //     console.log("attempting to use store2 WITHOUT PASSWORD")
+          //     let _storage2_alt = await ClientStorage.new_unencrypted(id2);
+          //
+          //
+          //
+          //     console.log("attempting to use store2 with WRONG PASSWORD")
+          //     let _storage2_bad = await new ClientStorage(id2, "bad-password")

-
-                    //
-                    // console.log("read1: ", await storage1.read());
-                    // console.log("read2: ", await storage2.read());
-                    //
-                    // console.log("store1: ", await storage1.store("FOOMP"));
-                    //
-                    // console.log("read1: ", await storage1.read());
-                    // console.log("read2: ", await storage2.read());
-                }
-            }
+          //
+          // console.log("read1: ", await storage1.read());
+          // console.log("read2: ", await storage2.read());
+          //
+          // console.log("store1: ", await storage1.store("FOOMP"));
+          //
+          // console.log("read1: ", await storage1.read());
+          // console.log("read2: ", await storage2.read());
        }
-    };
-
-
-
-
+      }
+    }
+  };
 }

 async function main() {
-    // load WASM package
-    await wasm_bindgen('nym_client_wasm_bg.wasm');
-    console.log('Loaded WASM');
+  // load WASM package
+  await wasm_bindgen("nym_client_wasm_bg.wasm");
+  console.log("Loaded WASM");

-    // sets up better stack traces in case of in-rust panics
-    set_panic_hook();
+  // sets up better stack traces in case of in-rust panics
+  set_panic_hook();

-    // run test on simplified and dedicated tester:
-    // await testWithTester()
+  // show reconnection capabilities
+  // await testerReconnection()

-    // hook-up the whole client for testing
-    // await testWithNymClient()
+  // run test on simplified and dedicated tester:
+  await testWithTester();

-    // 'Normal' client setup (to send 'normal' messages)
-    await normalNymClientUsage()
+  // 'Normal' client setup (to send 'normal' messages)
+  // await normalNymClientUsage()
 }

 // Let's get started!
-main();
+main();
@@ -29,7 +29,7 @@ impl Config {
    #[wasm_bindgen(constructor)]
    pub fn new(id: String, validator_server: String, debug: Option<DebugWasm>) -> Self {
        Config {
-            base: BaseClientConfig::new(id)
+            base: BaseClientConfig::new(id, env!("CARGO_PKG_VERSION").to_string())
                .with_custom_nyxd(vec![validator_server
                    .parse()
                    .expect("provided url was malformed")])
@@ -39,7 +39,7 @@ impl Config {

    pub(crate) fn new_tester_config<S: Into<String>>(id: S) -> Self {
        Config {
-            base: BaseClientConfig::new(id)
+            base: BaseClientConfig::new(id.into(), env!("CARGO_PKG_VERSION").to_string())
                .with_disabled_credentials(true)
                .with_disabled_cover_traffic(true)
                .with_disabled_topology_refresh(true),
@@ -7,7 +7,7 @@ use crate::client::response_pusher::ResponsePusher;
 use crate::constants::NODE_TESTER_CLIENT_ID;
 use crate::error::WasmClientError;
 use crate::helpers::{
-    choose_gateway, gateway_from_topology, parse_recipient, parse_sender_tag,
+    parse_recipient, parse_sender_tag, setup_from_topology, setup_gateway_from_api,
    setup_reply_surb_storage_backend,
 };
 use crate::storage::traits::FullWasmClientStorage;
@@ -15,13 +15,11 @@ use crate::storage::ClientStorage;
 use crate::topology::WasmNymTopology;
 use js_sys::Promise;
 use nym_bandwidth_controller::wasm_mockups::{Client as FakeClient, DirectSigningNyxdClient};
-use nym_bandwidth_controller::BandwidthController;
 use nym_client_core::client::base_client::{
-    BaseClientBuilder, ClientInput, ClientOutput, ClientState, CredentialsToggle,
+    BaseClientBuilder, ClientInput, ClientOutput, ClientState,
 };
 use nym_client_core::client::inbound_messages::InputMessage;
-use nym_client_core::client::replies::reply_storage::browser_backend;
-use nym_credential_storage::ephemeral_storage::EphemeralStorage;
+use nym_credential_storage::ephemeral_storage::EphemeralStorage as EphemeralCredentialStorage;
 use nym_sphinx::params::PacketType;
 use nym_task::connections::TransmissionLane;
 use nym_task::TaskManager;
@@ -29,7 +27,7 @@ use nym_topology::provider_trait::{HardcodedTopologyProvider, TopologyProvider};
 use nym_topology::NymTopology;
 use nym_validator_client::client::IdentityKey;
 use rand::rngs::OsRng;
-use rand::{thread_rng, RngCore};
+use rand::RngCore;
 use std::sync::Arc;
 use wasm_bindgen::prelude::*;
 use wasm_bindgen_futures::future_to_promise;
@@ -63,14 +61,7 @@ pub struct NymClientBuilder {
    preferred_gateway: Option<IdentityKey>,

    storage_passphrase: Option<String>,
-    reply_surb_storage_backend: browser_backend::Backend,
-
    on_message: js_sys::Function,
-
-    // unimplemented:
-    bandwidth_controller:
-        Option<BandwidthController<FakeClient<DirectSigningNyxdClient>, EphemeralStorage>>,
-    disabled_credentials: bool,
 }

 #[wasm_bindgen]
@@ -83,15 +74,10 @@ impl NymClientBuilder {
        storage_passphrase: Option<String>,
    ) -> Self {
        NymClientBuilder {
-            reply_surb_storage_backend: setup_reply_surb_storage_backend(
-                config.base.debug.reply_surbs,
-            ),
            config,
            custom_topology: None,
            storage_passphrase,
            on_message,
-            bandwidth_controller: None,
-            disabled_credentials: true,
            preferred_gateway,
        }
    }
@@ -114,14 +100,9 @@ impl NymClientBuilder {
        let full_config = Config::new_tester_config(NODE_TESTER_CLIENT_ID);

        NymClientBuilder {
-            reply_surb_storage_backend: setup_reply_surb_storage_backend(
-                full_config.base.debug.reply_surbs,
-            ),
            config: full_config,
            custom_topology: Some(topology.into()),
            on_message,
-            bandwidth_controller: None,
-            disabled_credentials: true,
            storage_passphrase: None,
            preferred_gateway: gateway,
        }
@@ -139,15 +120,17 @@ impl NymClientBuilder {
        }
    }

+    fn initialise_storage(config: &Config, base_storage: ClientStorage) -> FullWasmClientStorage {
+        FullWasmClientStorage {
+            keys_and_gateway_store: base_storage,
+            reply_storage: setup_reply_surb_storage_backend(config.base.debug.reply_surbs),
+            credential_storage: EphemeralCredentialStorage::default(),
+        }
+    }
+
    async fn start_client_async(mut self) -> Result<NymClient, WasmClientError> {
        console_log!("Starting the wasm client");

-        let disabled_credentials = if self.disabled_credentials {
-            CredentialsToggle::Disabled
-        } else {
-            CredentialsToggle::Enabled
-        };
-
        let nym_api_endpoints = self.config.base.client.nym_api_urls.clone();

        // TODO: this will have to be re-used for surbs. but this is a problem for another PR.
@@ -155,35 +138,25 @@ impl NymClientBuilder {
            ClientStorage::new_async(&self.config.base.client.id, self.storage_passphrase.take())
                .await?;

+        let user_chosen = self.preferred_gateway.clone();
+
        // if we provided hardcoded topology, get gateway from it, otherwise get it the 'standard' way
-        let gateway_endpoint = if let Some(topology) = &self.custom_topology {
-            gateway_from_topology(
-                &mut thread_rng(),
-                self.preferred_gateway.as_deref(),
-                topology,
-                &client_store,
-            )
-            .await?
+        if let Some(topology) = &self.custom_topology {
+            setup_from_topology(user_chosen, topology, &client_store).await?
        } else {
-            choose_gateway(
-                &client_store,
-                self.preferred_gateway.clone(),
-                &nym_api_endpoints,
-            )
-            .await?
+            setup_gateway_from_api(&client_store, user_chosen, &nym_api_endpoints).await?
        };

+        let packet_type = self.config.base.debug.traffic.packet_type;
+        let storage = Self::initialise_storage(&self.config, client_store);
        let maybe_topology_provider = self.topology_provider();

-        let mut base_builder: BaseClientBuilder<_, FullWasmClientStorage> = BaseClientBuilder::new(
-            &gateway_endpoint,
-            &self.config.base.debug,
-            client_store,
-            self.bandwidth_controller,
-            self.reply_surb_storage_backend,
-            disabled_credentials,
-            nym_api_endpoints,
-        );
+        let mut base_builder: BaseClientBuilder<_, FullWasmClientStorage> =
+            BaseClientBuilder::<FakeClient<DirectSigningNyxdClient>, _>::new(
+                &self.config.base,
+                storage,
+                None,
+            );
        if let Some(topology_provider) = maybe_topology_provider {
            base_builder = base_builder.with_topology_provider(topology_provider);
        }
@@ -202,7 +175,7 @@ impl NymClientBuilder {
            client_state: Arc::new(started_client.client_state),
            _full_topology: None,
            _task_manager: started_client.task_manager,
-            packet_type: self.config.base.debug.traffic.packet_type,
+            packet_type,
        })
    }

@@ -7,19 +7,18 @@ use crate::topology::WasmNymTopology;
 use js_sys::Promise;
 use nym_client_core::client::replies::reply_storage::browser_backend;
 use nym_client_core::config;
-use nym_client_core::config::GatewayEndpointConfig;
-use nym_client_core::init::GatewaySetup;
-use nym_crypto::asymmetric::identity;
+use nym_client_core::init::helpers::current_gateways;
+use nym_client_core::init::{setup_gateway_from, GatewaySetup, InitialisationDetails};
 use nym_sphinx::addressing::clients::Recipient;
 use nym_sphinx::anonymous_replies::requests::AnonymousSenderTag;
-use nym_topology::NymTopology;
-use nym_validator_client::client::{IdentityKey, IdentityKeyRef};
+use nym_topology::{gateway, NymTopology};
+use nym_validator_client::client::IdentityKey;
 use nym_validator_client::NymApiClient;
-use rand::{CryptoRng, Rng};
+use rand::thread_rng;
 use url::Url;
 use wasm_bindgen::prelude::wasm_bindgen;
 use wasm_bindgen_futures::future_to_promise;
-use wasm_utils::{console_log, PromisableResult};
+use wasm_utils::PromisableResult;

 // don't get too excited about the name, under the hood it's just a big fat placeholder
 // with no disk_persistence
@@ -79,87 +78,37 @@ pub fn current_network_topology(nym_api_url: String) -> Promise {
    })
 }

-pub(crate) async fn choose_gateway(
+async fn setup_gateway(
+    client_store: &ClientStorage,
+    chosen_gateway: Option<IdentityKey>,
+    gateways: &[gateway::Node],
+) -> Result<InitialisationDetails, WasmClientError> {
+    let setup = if client_store.has_full_gateway_info().await? {
+        GatewaySetup::MustLoad
+    } else {
+        GatewaySetup::new_fresh(chosen_gateway.clone(), None)
+    };
+
+    setup_gateway_from(&setup, client_store, client_store, false, Some(gateways))
+        .await
+        .map_err(Into::into)
+}
+
+pub(crate) async fn setup_gateway_from_api(
    client_store: &ClientStorage,
    chosen_gateway: Option<IdentityKey>,
    nym_apis: &[Url],
-) -> Result<GatewayEndpointConfig, WasmClientError> {
-    let existing_gateway_config = client_store.read_gateway_config().await?;
-
-    console_log!("loaded: {:?}", existing_gateway_config);
-
-    if let Some(existing) = existing_gateway_config {
-        if let Some(provided) = &chosen_gateway {
-            if provided != &existing.gateway_id {
-                return Err(WasmClientError::AlreadyRegistered {
-                    gateway_config: existing,
-                });
-            }
-        }
-        return Ok(existing);
-    };
-
-    // if NOTHING is specified nor available, choose gateway randomly.
-    let setup = GatewaySetup::new(None, chosen_gateway, None);
-    let config = setup.try_get_gateway_details(nym_apis).await?;
-
-    // perform registration + persist the new gateway info
-    // TODO: this is actually quite bad. we shouldn't be persisting gateway info here since we did not have persisted
-    // the shared key yet. this will only happen when we start the base client itself.
-    // but unfortunately, we can't do much more until we do a bit more refactoring.
-    client_store.store_gateway_config(&config).await?;
-
-    console_log!("stored: {:?}", config);
-
-    Ok(config)
+) -> Result<InitialisationDetails, WasmClientError> {
+    let mut rng = thread_rng();
+    let gateways = current_gateways(&mut rng, nym_apis).await?;
+    setup_gateway(client_store, chosen_gateway, &gateways).await
 }

-pub(crate) async fn gateway_from_topology<R: Rng + CryptoRng>(
-    rng: &mut R,
-    explicit_gateway: Option<IdentityKeyRef<'_>>,
+pub(crate) async fn setup_from_topology(
+    explicit_gateway: Option<IdentityKey>,
    topology: &NymTopology,
    client_store: &ClientStorage,
-) -> Result<GatewayEndpointConfig, WasmClientError> {
-    let existing_gateway_config = client_store.read_gateway_config().await?;
-    console_log!("loaded: {:?}", existing_gateway_config);
-
-    let new_gateway: GatewayEndpointConfig = if let Some(provided) = explicit_gateway {
-        if let Some(existing) = existing_gateway_config {
-            // we have stored gateway info and explicitly provided identity key
-            //
-            // check if they match, otherwise return an error
-            return if provided != existing.gateway_id {
-                Err(WasmClientError::AlreadyRegistered {
-                    gateway_config: existing,
-                })
-            } else {
-                Ok(existing)
-            };
-        } else {
-            // we have explicitly provided identity key and didn't have any prior stored data
-            //
-            // try to grab details from the topology
-            let gateway_identity = identity::PublicKey::from_base58_string(provided)
-                .map_err(|source| WasmClientError::InvalidGatewayIdentity { source })?;
-            if let Some(gateway) = topology.get_gateway(&gateway_identity) {
-                gateway.clone().into()
-            } else {
-                return Err(WasmClientError::NonExistentGateway {
-                    gateway_identity: gateway_identity.to_base58_string(),
-                });
-            }
-        }
-    } else if let Some(existing) = existing_gateway_config {
-        // we have stored data and didn't provide anything separately - use what's stored!
-        return Ok(existing);
-    } else {
-        // we don't have anything stored nor we have provided anything
-        //
-        // just grab random gateway from our topology
-        topology.random_gateway(rng)?.clone().into()
-    };
-
-    console_log!("storing: {:?}", new_gateway);
-    client_store.store_gateway_config(&new_gateway).await?;
-    Ok(new_gateway)
+) -> Result<InitialisationDetails, WasmClientError> {
+    let gateways = topology.gateways();
+    setup_gateway(client_store, explicit_gateway, gateways).await
 }
@@ -16,6 +16,9 @@ pub enum ClientStorageError {

    #[error("{typ} cryptographic key is not available in storage")]
    CryptoKeyNotInStorage { typ: String },
+
+    #[error("the prior gateway details are not available in the storage")]
+    GatewayDetailsNotInStorage,
 }

 impl From<ClientStorageError> for JsValue {
@@ -1,9 +1,10 @@
 // Copyright 2023 - Nym Technologies SA <contact@nymtech.net>
 // SPDX-License-Identifier: Apache-2.0

+use crate::client::config::Config;
 use crate::storage::errors::ClientStorageError;
 use js_sys::Promise;
-use nym_client_core::config::GatewayEndpointConfig;
+use nym_client_core::client::base_client::storage::gateway_details::PersistedGatewayDetails;
 use nym_crypto::asymmetric::{encryption, identity};
 use nym_gateway_client::SharedKeys;
 use nym_sphinx::acknowledgements::AckKey;
@@ -27,8 +28,8 @@ mod v1 {
    pub const CORE_STORE: &str = "core";

    // keys
-    // TODO: to replace with FULL config
-    pub const GATEWAY_CONFIG: &str = "gateway_config";
+    pub const CONFIG: &str = "config";
+    pub const GATEWAY_DETAILS: &str = "gateway_details";

    pub const ED25519_IDENTITY_KEYPAIR: &str = "ed25519_identity_keypair";
    pub const X25519_ENCRYPTION_KEYPAIR: &str = "x25519_encryption_keypair";
@@ -110,15 +111,32 @@ impl ClientStorage {
        })
    }

-    pub(crate) async fn read_gateway_config(
-        &self,
-    ) -> Result<Option<GatewayEndpointConfig>, ClientStorageError> {
+    // TODO: persist client's config
+    #[allow(dead_code)]
+    pub(crate) async fn read_config(&self) -> Result<Option<Config>, ClientStorageError> {
        self.inner
-            .read_value(v1::CORE_STORE, JsValue::from_str(v1::GATEWAY_CONFIG))
+            .read_value(v1::CORE_STORE, JsValue::from_str(v1::CONFIG))
            .await
            .map_err(Into::into)
    }

+    pub(crate) async fn may_read_gateway_details(
+        &self,
+    ) -> Result<Option<PersistedGatewayDetails>, ClientStorageError> {
+        self.inner
+            .read_value(v1::CORE_STORE, JsValue::from_str(v1::GATEWAY_DETAILS))
+            .await
+            .map_err(Into::into)
+    }
+
+    pub(crate) async fn must_read_gateway_details(
+        &self,
+    ) -> Result<PersistedGatewayDetails, ClientStorageError> {
+        self.may_read_gateway_details()
+            .await?
+            .ok_or(ClientStorageError::GatewayDetailsNotInStorage)
+    }
+
    async fn may_read_identity_keypair(
        &self,
    ) -> Result<Option<identity::KeyPair>, ClientStorageError> {
@@ -244,17 +262,33 @@ impl ClientStorage {
            .map_err(Into::into)
    }

-    pub(crate) async fn store_gateway_config(
+    pub(crate) async fn store_gateway_details(
        &self,
-        gateway_endpoint: &GatewayEndpointConfig,
+        gateway_endpoint: &PersistedGatewayDetails,
    ) -> Result<(), ClientStorageError> {
        self.inner
            .store_value(
                v1::CORE_STORE,
-                JsValue::from_str(v1::GATEWAY_CONFIG),
+                JsValue::from_str(v1::GATEWAY_DETAILS),
                gateway_endpoint,
            )
            .await
            .map_err(Into::into)
    }
+
+    // TODO: persist client's config
+    #[allow(dead_code)]
+    pub(crate) async fn store_config(&self, config: &Config) -> Result<(), ClientStorageError> {
+        self.inner
+            .store_value(v1::CORE_STORE, JsValue::from_str(v1::CONFIG), config)
+            .await
+            .map_err(Into::into)
+    }
+
+    pub(crate) async fn has_full_gateway_info(&self) -> Result<bool, ClientStorageError> {
+        let has_keys = self.may_read_gateway_shared_key().await?.is_some();
+        let has_details = self.may_read_gateway_details().await?.is_some();
+
+        Ok(has_keys && has_details)
+    }
 }
@@ -4,6 +4,9 @@
 use crate::storage::errors::ClientStorageError;
 use crate::storage::ClientStorage;
 use async_trait::async_trait;
+use nym_client_core::client::base_client::storage::gateway_details::{
+    GatewayDetailsStore, PersistedGatewayDetails,
+};
 use nym_client_core::client::base_client::storage::MixnetClientStorage;
 use nym_client_core::client::key_manager::persistence::KeyStore;
 use nym_client_core::client::key_manager::KeyManager;
@@ -14,9 +17,9 @@ use wasm_utils::console_log;
 // temporary until other variants are properly implemented (probably it should get changed into `ClientStorage`
 // implementing all traits and everything getting combined
 pub struct FullWasmClientStorage {
-    key_store: ClientStorage,
-    reply_storage: browser_backend::Backend,
-    credential_storage: EphemeralCredentialStorage,
+    pub(crate) keys_and_gateway_store: ClientStorage,
+    pub(crate) reply_storage: browser_backend::Backend,
+    pub(crate) credential_storage: EphemeralCredentialStorage,
 }

 impl MixnetClientStorage for FullWasmClientStorage {
@@ -24,12 +27,14 @@ impl MixnetClientStorage for FullWasmClientStorage {
    type ReplyStore = browser_backend::Backend;
    type CredentialStore = EphemeralCredentialStorage;

-    fn into_split(self) -> (Self::KeyStore, Self::ReplyStore, Self::CredentialStore) {
-        (self.key_store, self.reply_storage, self.credential_storage)
+    type GatewayDetailsStore = ClientStorage;
+
+    fn into_runtime_stores(self) -> (Self::ReplyStore, Self::CredentialStore) {
+        (self.reply_storage, self.credential_storage)
    }

    fn key_store(&self) -> &Self::KeyStore {
-        &self.key_store
+        &self.keys_and_gateway_store
    }

    fn reply_store(&self) -> &Self::ReplyStore {
@@ -39,6 +44,10 @@ impl MixnetClientStorage for FullWasmClientStorage {
    fn credential_store(&self) -> &Self::CredentialStore {
        &self.credential_storage
    }
+
+    fn gateway_details_store(&self) -> &Self::GatewayDetailsStore {
+        &self.keys_and_gateway_store
+    }
 }

 #[async_trait(?Send)]
@@ -74,3 +83,19 @@ impl KeyStore for ClientStorage {
            .await
    }
 }
+
+#[async_trait(?Send)]
+impl GatewayDetailsStore for ClientStorage {
+    type StorageError = ClientStorageError;
+
+    async fn load_gateway_details(&self) -> Result<PersistedGatewayDetails, Self::StorageError> {
+        self.must_read_gateway_details().await
+    }
+
+    async fn store_gateway_details(
+        &self,
+        details: &PersistedGatewayDetails,
+    ) -> Result<(), Self::StorageError> {
+        self.store_gateway_details(details).await
+    }
+}
@@ -4,6 +4,9 @@
 // due to expansion of #[wasm_bindgen] macro on NodeTestResult
 #![allow(clippy::drop_non_drop)]

+use crate::error::WasmClientError;
+use crate::tester::LockedGatewayClient;
+use js_sys::Promise;
 use nym_node_tester_utils::processor::Received;
 use nym_node_tester_utils::receiver::ReceivedReceiver;
 use serde::{Deserialize, Serialize};
@@ -12,6 +15,7 @@ use std::sync::atomic::{AtomicBool, Ordering};
 use std::sync::Arc;
 use tokio::sync::{Mutex as AsyncMutex, MutexGuard as AsyncMutexGuard};
 use wasm_bindgen::prelude::*;
+use wasm_bindgen_futures::future_to_promise;
 use wasm_utils::{console_log, console_warn};

 #[derive(Clone)]
@@ -107,3 +111,37 @@ impl Drop for TestMarker {
        self.value.store(false, Ordering::SeqCst)
    }
 }
+
+pub(crate) trait GatewayReconnection {
+    fn disconnect_from_gateway(&self) -> Promise;
+
+    fn reconnect_to_gateway(&self) -> Promise;
+}
+
+impl GatewayReconnection for LockedGatewayClient {
+    fn disconnect_from_gateway(&self) -> Promise {
+        let this = self.clone();
+
+        future_to_promise(async move {
+            let mut guard = this.lock().await;
+            guard
+                .disconnect()
+                .await
+                .map_err(|err| JsValue::from(WasmClientError::from(err)))?;
+            Ok(JsValue::undefined())
+        })
+    }
+
+    fn reconnect_to_gateway(&self) -> Promise {
+        let this = self.clone();
+
+        future_to_promise(async move {
+            let mut guard = this.lock().await;
+            guard
+                .try_reconnect()
+                .await
+                .map_err(|err| JsValue::from(WasmClientError::from(err)))?;
+            Ok(JsValue::undefined())
+        })
+    }
+}
@@ -3,11 +3,11 @@

 use crate::constants::NODE_TESTER_ID;
 use crate::error::WasmClientError;
-use crate::helpers::{current_network_topology_async, gateway_from_topology};
+use crate::helpers::{current_network_topology_async, setup_from_topology};
 use crate::storage::ClientStorage;
 use crate::tester::ephemeral_receiver::EphemeralTestReceiver;
 use crate::tester::helpers::{
-    NodeTestResult, ReceivedReceiverWrapper, TestMarker, WasmTestMessageExt,
+    GatewayReconnection, NodeTestResult, ReceivedReceiverWrapper, TestMarker, WasmTestMessageExt,
 };
 use crate::topology::WasmNymTopology;
 use futures::channel::mpsc;
@@ -15,7 +15,7 @@ use js_sys::Promise;
 use nym_bandwidth_controller::wasm_mockups::{Client as FakeClient, DirectSigningNyxdClient};
 use nym_bandwidth_controller::BandwidthController;
 use nym_client_core::client::key_manager::ManagedKeys;
-use nym_client_core::config::GatewayEndpointConfig;
+use nym_client_core::init::InitialisationDetails;
 use nym_credential_storage::ephemeral_storage::EphemeralStorage;
 use nym_gateway_client::GatewayClient;
 use nym_node_tester_utils::receiver::SimpleMessageReceiver;
@@ -28,7 +28,6 @@ use nym_task::TaskManager;
 use nym_topology::NymTopology;
 use nym_validator_client::client::IdentityKey;
 use rand::rngs::OsRng;
-use rand::{CryptoRng, Rng};
 use std::collections::HashSet;
 use std::sync::atomic::{AtomicBool, AtomicU32, Ordering};
 use std::sync::{Arc, Mutex as SyncMutex};
@@ -74,6 +73,7 @@ pub struct NymNodeTester {
 #[wasm_bindgen]
 pub struct NymNodeTesterBuilder {
    gateway: Option<IdentityKey>,
+    id: Option<String>,

    base_topology: NymTopology,

@@ -95,9 +95,11 @@ impl NymNodeTesterBuilder {
    #[wasm_bindgen(constructor)]
    pub fn new(
        base_topology: WasmNymTopology,
+        id: Option<String>,
        gateway: Option<IdentityKey>,
    ) -> NymNodeTesterBuilder {
        NymNodeTesterBuilder {
+            id,
            gateway,
            base_topology: base_topology.into(),
            bandwidth_controller: None,
@@ -106,43 +108,51 @@ impl NymNodeTesterBuilder {

    async fn _new_with_api(
        api_url: String,
+        id: Option<String>,
        gateway: Option<IdentityKey>,
    ) -> Result<Self, WasmClientError> {
        let topology = current_network_topology_async(api_url).await?;
-        Ok(NymNodeTesterBuilder::new(topology, gateway))
+        Ok(NymNodeTesterBuilder::new(topology, id, gateway))
    }

-    pub fn new_with_api(gateway: Option<IdentityKey>, api_url: String) -> Promise {
+    pub fn new_with_api(
+        api_url: String,
+        id: Option<String>,
+        gateway: Option<IdentityKey>,
+    ) -> Promise {
        future_to_promise(async move {
-            Self::_new_with_api(api_url, gateway)
+            Self::_new_with_api(api_url, id, gateway)
                .await
                .into_promise_result()
        })
    }

-    async fn gateway_info<R: Rng + CryptoRng>(
+    async fn gateway_info(
        &self,
-        rng: &mut R,
        client_store: &ClientStorage,
-    ) -> Result<GatewayEndpointConfig, WasmClientError> {
-        gateway_from_topology(
-            rng,
-            self.gateway.as_deref(),
-            &self.base_topology,
-            client_store,
-        )
-        .await
+    ) -> Result<InitialisationDetails, WasmClientError> {
+        if let Ok(loaded) = InitialisationDetails::try_load(client_store, client_store).await {
+            Ok(loaded)
+        } else {
+            setup_from_topology(self.gateway.clone(), &self.base_topology, client_store).await
+        }
    }

    async fn _setup_client(mut self) -> Result<NymNodeTester, WasmClientError> {
-        let mut rng = OsRng;
        let task_manager = TaskManager::default();

-        let client_store = ClientStorage::new_async(NODE_TESTER_ID, None).await?;
+        let storage_id = if let Some(client_id) = &self.id {
+            format!("{NODE_TESTER_ID}-{client_id}")
+        } else {
+            NODE_TESTER_ID.to_owned()
+        };

-        let gateway_endpoint = self.gateway_info(&mut rng, &client_store).await?;
+        let client_store = ClientStorage::new_async(&storage_id, None).await?;
+
+        let init_details = self.gateway_info(&client_store).await?;
+        let gateway_endpoint = init_details.gateway_details;
        let gateway_identity = gateway_endpoint.try_get_gateway_identity_key()?;
-        let mut managed_keys = ManagedKeys::load_or_generate(&mut rng, &client_store).await;
+        let managed_keys = init_details.managed_keys;

        let (mixnet_message_sender, mixnet_message_receiver) = mpsc::unbounded();
        let (ack_sender, ack_receiver) = mpsc::unbounded();
@@ -151,7 +161,7 @@ impl NymNodeTesterBuilder {
            gateway_endpoint.gateway_listener,
            managed_keys.identity_keypair(),
            gateway_identity,
-            managed_keys.gateway_shared_key(),
+            Some(managed_keys.must_get_gateway_shared_key()),
            mixnet_message_sender,
            ack_sender,
            Duration::from_secs(10),
@@ -160,14 +170,11 @@ impl NymNodeTesterBuilder {
        );

        gateway_client.set_disabled_credentials_mode(true);
-        let shared_keys = gateway_client.authenticate_and_start().await?;
-        managed_keys
-            .deal_with_gateway_key(shared_keys, &client_store)
-            .await?;
+        gateway_client.authenticate_and_start().await?;

        // TODO: make those values configurable later
        let tester = NodeTester::new(
-            rng,
+            OsRng,
            self.base_topology,
            Some(address(&managed_keys, gateway_identity)),
            PacketSize::default(),
@@ -241,29 +248,46 @@ async fn test_mixnode(
 impl NymNodeTester {
    #[wasm_bindgen(constructor)]
    #[allow(clippy::new_ret_no_self)]
-    pub fn new(topology: WasmNymTopology, gateway: Option<IdentityKey>) -> Promise {
+    pub fn new(
+        topology: WasmNymTopology,
+        id: Option<String>,
+        gateway: Option<IdentityKey>,
+    ) -> Promise {
        console_log!("constructing node tester!");
-        NymNodeTesterBuilder::new(topology, gateway).setup_client()
+        NymNodeTesterBuilder::new(topology, id, gateway).setup_client()
    }

    async fn _new_with_api(
        api_url: String,
+        id: Option<String>,
        gateway: Option<IdentityKey>,
    ) -> Result<Self, WasmClientError> {
-        NymNodeTesterBuilder::_new_with_api(api_url, gateway)
+        NymNodeTesterBuilder::_new_with_api(api_url, id, gateway)
            .await?
            ._setup_client()
            .await
    }

-    pub fn new_with_api(api_url: String, gateway: Option<IdentityKey>) -> Promise {
+    pub fn new_with_api(
+        api_url: String,
+        id: Option<String>,
+        gateway: Option<IdentityKey>,
+    ) -> Promise {
        future_to_promise(async move {
-            Self::_new_with_api(api_url, gateway)
+            Self::_new_with_api(api_url, id, gateway)
                .await
                .into_promise_result()
        })
    }

+    pub fn disconnect_from_gateway(&self) -> Promise {
+        self.gateway_client.disconnect_from_gateway()
+    }
+
+    pub fn reconnect_to_gateway(&self) -> Promise {
+        self.gateway_client.reconnect_to_gateway()
+    }
+
    fn prepare_test_packets(
        &self,
        mixnode_identity: String,
@@ -1,6 +1,6 @@
 [package]
 name = "nym-bin-common"
-version = "0.5.0"
+version = "0.6.0"
 description = "Common code for nym binaries"
 edition = { workspace = true }
 authors = { workspace = true }
@@ -19,11 +19,17 @@ serde = { workspace = true, features = ["derive"] }
 serde_json = { workspace = true, optional = true }

 ## tracing
-tracing-appender = { version = "0.2.2", optional = true }
 tracing-subscriber = { version = "0.3.16", features = [
    "env-filter",
 ], optional = true }
 tracing-tree = { version = "0.2.2", optional = true }
+opentelemetry-jaeger = { version = "0.18.0", optional = true, features = [
+    "rt-tokio",
+    "collector_client",
+    "isahc_collector_client",
+] }
+tracing-opentelemetry = { version = "0.19.0", optional = true }
+opentelemetry = { version = "0.19.0", optional = true, features = ["rt-tokio"] }


 [build-dependencies]
@@ -37,4 +43,10 @@ vergen = { version = "=7.4.3", default-features = false, features = [
 [features]
 default = []
 output_format = ["serde_json"]
-tracing = ["tracing-appender", "tracing-subscriber", "tracing-tree"]
+tracing = [
+    "tracing-subscriber",
+    "tracing-tree",
+    "opentelemetry-jaeger",
+    "tracing-opentelemetry",
+    "opentelemetry",
+]
@@ -101,7 +101,7 @@ impl BinaryBuildInformation {
    }
 }

-#[derive(Debug, Serialize, Deserialize)]
+#[derive(Clone, Debug, Serialize, Deserialize)]
 pub struct BinaryBuildInformationOwned {
    // VERGEN_BUILD_TIMESTAMP
    /// Provides the build timestamp, for example `2021-02-23T20:14:46.558472672+00:00`.
@@ -4,7 +4,11 @@
 use serde::{Deserialize, Serialize};

 #[cfg(feature = "tracing")]
-pub use tracing_appender;
+pub use opentelemetry;
+#[cfg(feature = "tracing")]
+pub use opentelemetry_jaeger;
+#[cfg(feature = "tracing")]
+pub use tracing_opentelemetry;
 #[cfg(feature = "tracing")]
 pub use tracing_subscriber;
 #[cfg(feature = "tracing")]
@@ -43,27 +47,35 @@ pub fn setup_logging() {
 #[cfg(feature = "tracing")]
 #[macro_export]
 macro_rules! setup_tracing {
-    ($file_name: expr) => {
+    ($service_name: expr) => {
        use nym_bin_common::logging::tracing_subscriber::layer::SubscriberExt;
        use nym_bin_common::logging::tracing_subscriber::util::SubscriberInitExt;

-        let file_appender =
-            nym_bin_common::logging::tracing_appender::rolling::hourly($file_name, "log");
-        let (non_blocking, _guard) =
-            nym_bin_common::logging::tracing_appender::non_blocking(file_appender);
-        let appender_layer = nym_bin_common::logging::tracing_subscriber::fmt::Layer::new()
-            .with_ansi(false)
-            .with_writer(non_blocking);
-
-        nym_bin_common::logging::tracing_subscriber::Registry::default()
+        let registry = nym_bin_common::logging::tracing_subscriber::Registry::default()
            .with(nym_bin_common::logging::tracing_subscriber::EnvFilter::from_default_env())
-            .with(appender_layer)
            .with(
                nym_bin_common::logging::tracing_tree::HierarchicalLayer::new(4)
                    .with_targets(true)
                    .with_bracketed_fields(true),
+            );
+
+        let tracer = nym_bin_common::logging::opentelemetry_jaeger::new_collector_pipeline()
+            .with_endpoint("http://44.199.230.10:14268/api/traces")
+            .with_service_name($service_name)
+            .with_isahc()
+            .with_trace_config(
+                nym_bin_common::logging::opentelemetry::sdk::trace::config().with_sampler(
+                    nym_bin_common::logging::opentelemetry::sdk::trace::Sampler::TraceIdRatioBased(
+                        0.1,
+                    ),
+                ),
            )
-            .init();
+            .install_batch(nym_bin_common::logging::opentelemetry::runtime::Tokio)
+            .expect("Could not init tracer");
+
+        let telemetry = nym_bin_common::logging::tracing_opentelemetry::layer().with_tracer(tracer);
+
+        registry.with(telemetry).init();
    };
 }

@@ -1,6 +1,6 @@
 [package]
 name = "nym-client-core"
-version = "1.1.14"
+version = "1.1.15"
 authors = ["Dave Hrycyszyn <futurechimp@users.noreply.github.com>"]
 edition = "2021"
 rust-version = "1.66"
@@ -9,6 +9,7 @@ rust-version = "1.66"

 [dependencies]
 async-trait = { workspace = true }
+base64 = "0.21.2"
 dirs = "4.0"
 dashmap = "5.4.0"
 futures = "0.3"
@@ -17,6 +18,7 @@ log = { workspace = true }
 rand = { version = "0.7.3", features = ["wasm-bindgen"] }
 serde = { workspace = true, features = ["derive"] }
 serde_json = { workspace = true }
+sha2 = "0.10.6"
 tap = "1.0.1"
 thiserror = "1.0.34"
 url = { version ="2.2", features = ["serde"] }
@@ -42,7 +42,6 @@ use nym_sphinx::receiver::{ReconstructedMessage, SphinxMessageReceiver};
 use nym_task::connections::{ConnectionCommandReceiver, ConnectionCommandSender, LaneQueueLengths};
 use nym_task::{TaskClient, TaskManager};
 use nym_topology::provider_trait::TopologyProvider;
-use rand::rngs::OsRng;
 use std::sync::Arc;
 use tap::TapFallible;
 use url::Url;
@@ -50,6 +49,8 @@ use url::Url;
 #[cfg(target_arch = "wasm32")]
 use nym_bandwidth_controller::wasm_mockups::DkgQueryClient;

+use crate::client::base_client::storage::gateway_details::GatewayDetailsStore;
+use crate::init::{setup_gateway, GatewaySetup, InitialisationDetails};
 #[cfg(not(target_arch = "wasm32"))]
 use nym_validator_client::nyxd::traits::DkgQueryClient;

@@ -157,17 +158,11 @@ impl From<bool> for CredentialsToggle {
 }

 pub struct BaseClientBuilder<'a, C, S: MixnetClientStorage> {
-    // due to wasm limitations I had to split it like this : (
-    gateway_config: &'a GatewayEndpointConfig,
-    debug_config: &'a DebugConfig,
-    disabled_credentials: bool,
-    nym_api_endpoints: Vec<Url>,
-    reply_storage_backend: S::ReplyStore,
-    key_store: S::KeyStore,
-
+    config: &'a Config,
+    client_store: S,
+    dkg_query_client: Option<C>,
    custom_topology_provider: Option<Box<dyn TopologyProvider + Send + Sync>>,
-    bandwidth_controller: Option<BandwidthController<C, S::CredentialStore>>,
-    managed_keys: ManagedKeys,
+    setup_method: GatewaySetup,
 }

 impl<'a, C, S> BaseClientBuilder<'a, C, S>
@@ -175,47 +170,23 @@ where
    S: MixnetClientStorage + 'static,
    C: DkgQueryClient + Send + Sync + 'static,
 {
-    // TODO: combine all storages
-    pub fn new_from_base_config(
+    pub fn new(
        base_config: &'a Config,
-        key_store: S::KeyStore,
-        bandwidth_controller: Option<BandwidthController<C, S::CredentialStore>>,
-        reply_storage_backend: S::ReplyStore,
+        client_store: S,
+        dkg_query_client: Option<C>,
    ) -> BaseClientBuilder<'a, C, S> {
        BaseClientBuilder {
-            gateway_config: base_config.get_gateway_endpoint_config(),
-            debug_config: &base_config.debug,
-            disabled_credentials: base_config.get_disabled_credentials_mode(),
-            nym_api_endpoints: base_config.get_nym_api_endpoints(),
-            bandwidth_controller,
-            reply_storage_backend,
-            key_store,
-            managed_keys: ManagedKeys::Invalidated,
+            config: base_config,
+            client_store,
+            dkg_query_client,
            custom_topology_provider: None,
+            setup_method: GatewaySetup::MustLoad,
        }
    }

-    // TODO: combine all storages
-    pub fn new(
-        gateway_config: &'a GatewayEndpointConfig,
-        debug_config: &'a DebugConfig,
-        key_store: S::KeyStore,
-        bandwidth_controller: Option<BandwidthController<C, S::CredentialStore>>,
-        reply_storage_backend: S::ReplyStore,
-        credentials_toggle: CredentialsToggle,
-        nym_api_endpoints: Vec<Url>,
-    ) -> BaseClientBuilder<'a, C, S> {
-        BaseClientBuilder {
-            gateway_config,
-            debug_config,
-            disabled_credentials: credentials_toggle.is_disabled(),
-            nym_api_endpoints,
-            reply_storage_backend,
-            custom_topology_provider: None,
-            bandwidth_controller,
-            key_store,
-            managed_keys: ManagedKeys::Invalidated,
-        }
+    pub fn with_gateway_setup(mut self, setup: GatewaySetup) -> Self {
+        self.setup_method = setup;
+        self
    }

    pub fn with_topology_provider(
@@ -228,13 +199,16 @@ where

    // note: do **NOT** make this method public as its only valid usage is from within `start_base`
    // because it relies on the crypto keys being already loaded
-    fn as_mix_recipient(&self) -> Recipient {
+    fn mix_address(
+        managed_keys: &ManagedKeys,
+        gateway_config: &GatewayEndpointConfig,
+    ) -> Recipient {
        Recipient::new(
-            *self.managed_keys.identity_public_key(),
-            *self.managed_keys.encryption_public_key(),
+            *managed_keys.identity_public_key(),
+            *managed_keys.encryption_public_key(),
            // TODO: below only works under assumption that gateway address == gateway id
            // (which currently is true)
-            NodeIdentity::from_base58_string(&self.gateway_config.gateway_id).unwrap(),
+            NodeIdentity::from_base58_string(&gateway_config.gateway_id).unwrap(),
        )
    }

@@ -318,7 +292,10 @@ where
    }

    async fn start_gateway_client(
-        &mut self,
+        config: &Config,
+        gateway_config: GatewayEndpointConfig,
+        managed_keys: &ManagedKeys,
+        bandwidth_controller: Option<BandwidthController<C, S::CredentialStore>>,
        mixnet_message_sender: MixnetMessageSender,
        ack_sender: AcknowledgementSender,
        shutdown: TaskClient,
@@ -327,33 +304,26 @@ where
        <S::KeyStore as KeyStore>::StorageError: Send + Sync + 'static,
        <S::CredentialStore as CredentialStorage>::StorageError: Send + Sync + 'static,
    {
-        let gateway_id = self.gateway_config.gateway_id.clone();
-        if gateway_id.is_empty() {
-            return Err(ClientCoreError::GatewayIdUnknown);
-        }
-        let gateway_address = self.gateway_config.gateway_listener.clone();
-        if gateway_address.is_empty() {
-            return Err(ClientCoreError::GatewayAddressUnknown);
-        }
+        let gateway_address = gateway_config.gateway_listener.clone();
+        let gateway_id = gateway_config.gateway_id;

+        // TODO: in theory, at this point, this should be infallible
        let gateway_identity = identity::PublicKey::from_base58_string(gateway_id)
            .map_err(ClientCoreError::UnableToCreatePublicKeyFromGatewayId)?;

        let mut gateway_client = GatewayClient::new(
            gateway_address,
-            self.managed_keys.identity_keypair(),
+            managed_keys.identity_keypair(),
            gateway_identity,
-            self.managed_keys.gateway_shared_key(),
+            Some(managed_keys.must_get_gateway_shared_key()),
            mixnet_message_sender,
            ack_sender,
-            self.debug_config
-                .gateway_connection
-                .gateway_response_timeout,
-            self.bandwidth_controller.take(),
+            config.debug.gateway_connection.gateway_response_timeout,
+            bandwidth_controller,
            shutdown,
        );

-        gateway_client.set_disabled_credentials_mode(self.disabled_credentials);
+        gateway_client.set_disabled_credentials_mode(config.client.disabled_credentials_mode);

        let shared_key = gateway_client
            .authenticate_and_start()
@@ -362,12 +332,7 @@ where
                log::error!("Could not authenticate and start up the gateway connection - {err}")
            })?;

-        self.managed_keys
-            .deal_with_gateway_key(shared_key, &self.key_store)
-            .await
-            .map_err(|source| ClientCoreError::KeyStoreError {
-                source: Box::new(source),
-            })?;
+        managed_keys.ensure_gateway_key(shared_key);

        Ok(gateway_client)
    }
@@ -473,21 +438,41 @@ where
        Ok(mem_store)
    }

-    async fn initial_key_setup(&mut self) {
-        assert!(!self.managed_keys.is_valid());
-        let mut rng = OsRng;
-        self.managed_keys = ManagedKeys::load_or_generate(&mut rng, &self.key_store).await;
+    async fn initialise_keys_and_gateway(&self) -> Result<InitialisationDetails, ClientCoreError>
+    where
+        <S::KeyStore as KeyStore>::StorageError: Sync + Send,
+        <S::GatewayDetailsStore as GatewayDetailsStore>::StorageError: Sync + Send,
+    {
+        setup_gateway(
+            &self.setup_method,
+            self.client_store.key_store(),
+            self.client_store.gateway_details_store(),
+            false,
+            Some(&self.config.client.nym_api_urls),
+        )
+        .await
    }

    pub async fn start_base(mut self) -> Result<BaseClient, ClientCoreError>
    where
-        <S::ReplyStore as ReplyStorageBackend>::StorageError: Sync + Send,
        S::ReplyStore: Send + Sync,
        <S::KeyStore as KeyStore>::StorageError: Send + Sync,
+        <S::ReplyStore as ReplyStorageBackend>::StorageError: Sync + Send,
        <S::CredentialStore as CredentialStorage>::StorageError: Send + Sync + 'static,
+        <S::GatewayDetailsStore as GatewayDetailsStore>::StorageError: Sync + Send,
    {
        info!("Starting nym client");
-        self.initial_key_setup().await;
+
+        // derive (or load) client keys and gateway configuration
+        let details = self.initialise_keys_and_gateway().await?;
+        let gateway_config = details.gateway_details;
+        let managed_keys = details.managed_keys;
+
+        let (reply_storage_backend, credential_store) = self.client_store.into_runtime_stores();
+
+        let bandwidth_controller = self
+            .dkg_query_client
+            .map(|client| BandwidthController::new(credential_store, client));

        // channels for inter-component communication
        // TODO: make the channels be internally created by the relevant components
@@ -515,34 +500,39 @@ where
        let (reply_controller_sender, reply_controller_receiver) =
            reply_controller::requests::new_control_channels();

-        let self_address = self.as_mix_recipient();
+        let self_address = Self::mix_address(&managed_keys, &gateway_config);

        // the components are started in very specific order. Unless you know what you are doing,
        // do not change that.
-        let gateway_client = self
-            .start_gateway_client(mixnet_messages_sender, ack_sender, task_manager.subscribe())
-            .await?;
-
-        let reply_storage = Self::setup_persistent_reply_storage(
-            self.reply_storage_backend,
+        let gateway_client = Self::start_gateway_client(
+            self.config,
+            gateway_config,
+            &managed_keys,
+            bandwidth_controller,
+            mixnet_messages_sender,
+            ack_sender,
            task_manager.subscribe(),
        )
        .await?;

+        let reply_storage =
+            Self::setup_persistent_reply_storage(reply_storage_backend, task_manager.subscribe())
+                .await?;
+
        let topology_provider = Self::setup_topology_provider(
            self.custom_topology_provider.take(),
-            self.nym_api_endpoints,
+            self.config.get_nym_api_endpoints(),
        );
        Self::start_topology_refresher(
            topology_provider,
-            self.debug_config.topology,
+            self.config.debug.topology,
            shared_topology_accessor.clone(),
            task_manager.subscribe(),
        )
        .await?;

        Self::start_received_messages_buffer_controller(
-            self.managed_keys.encryption_keypair(),
+            managed_keys.encryption_keypair(),
            received_buffer_request_receiver,
            mixnet_messages_receiver,
            reply_storage.key_storage(),
@@ -566,8 +556,8 @@ where
        let shared_lane_queue_lengths = LaneQueueLengths::new();

        let controller_config = real_messages_control::Config::new(
-            self.debug_config,
-            self.managed_keys.ack_key(),
+            &self.config.debug,
+            managed_keys.ack_key(),
            self_address,
        );

@@ -583,17 +573,18 @@ where
            shared_lane_queue_lengths.clone(),
            client_connection_rx,
            task_manager.subscribe(),
-            self.debug_config.traffic.packet_type,
+            self.config.debug.traffic.packet_type,
        );

        if !self
-            .debug_config
+            .config
+            .debug
            .cover_traffic
            .disable_loop_cover_traffic_stream
        {
            Self::start_cover_traffic_stream(
-                self.debug_config,
-                self.managed_keys.ack_key(),
+                &self.config.debug,
+                managed_keys.ack_key(),
                self_address,
                shared_topology_accessor.clone(),
                message_sender,
@@ -122,13 +122,30 @@ pub fn create_bandwidth_controller_with_urls<St: CredentialStorage>(
    nym_api_url: Url,
    storage: St,
 ) -> BandwidthController<Client<QueryNyxdClient>, St> {
+    let client = default_query_dkg_client(nyxd_url, nym_api_url);
+
+    BandwidthController::new(storage, client)
+}
+
+pub fn default_query_dkg_client_from_config(config: &Config) -> Client<QueryNyxdClient> {
+    let nyxd_url = config
+        .get_validator_endpoints()
+        .pop()
+        .expect("No nyxd validator endpoint provided");
+    let api_url = config
+        .get_nym_api_endpoints()
+        .pop()
+        .expect("No validator api endpoint provided");
+
+    default_query_dkg_client(nyxd_url, api_url)
+}
+
+pub fn default_query_dkg_client(nyxd_url: Url, nym_api_url: Url) -> Client<QueryNyxdClient> {
    let details = nym_network_defaults::NymNetworkDetails::new_from_env();
    let mut client_config = nym_validator_client::Config::try_from_nym_network_details(&details)
        .expect("failed to construct validator client config");
    // overwrite env configuration with config URLs
    client_config = client_config.with_urls(nyxd_url, nym_api_url);
-    let client = nym_validator_client::Client::new_query(client_config)
-        .expect("Could not construct query client");
-
-    BandwidthController::new(storage, client)
+    nym_validator_client::Client::new_query(client_config)
+        .expect("Could not construct query client")
 }
@@ -0,0 +1,201 @@
+// Copyright 2023 - Nym Technologies SA <contact@nymtech.net>
+// SPDX-License-Identifier: Apache-2.0
+
+use crate::config::GatewayEndpointConfig;
+use async_trait::async_trait;
+use nym_gateway_requests::registration::handshake::SharedKeys;
+use serde::{Deserialize, Serialize};
+use sha2::{Digest, Sha256};
+use std::error::Error;
+use std::ops::Deref;
+use tokio::sync::Mutex;
+use zeroize::Zeroizing;
+
+#[cfg_attr(target_arch = "wasm32", async_trait(?Send))]
+#[cfg_attr(not(target_arch = "wasm32"), async_trait)]
+pub trait GatewayDetailsStore {
+    type StorageError: Error;
+
+    async fn load_gateway_details(&self) -> Result<PersistedGatewayDetails, Self::StorageError>;
+
+    async fn store_gateway_details(
+        &self,
+        details: &PersistedGatewayDetails,
+    ) -> Result<(), Self::StorageError>;
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct PersistedGatewayDetails {
+    // TODO: should we also verify correctness of the details themselves?
+    // i.e. we could include a checksum or tag (via the shared keys)
+    // counterargument: if we wanted to modify, say, the host information in the stored file on disk,
+    // in order to actually use it, we'd have to recompute the whole checksum which would be a huge pain.
+    /// The hash of the shared keys to ensure the correct ones are used with those gateway details.
+    #[serde(with = "base64")]
+    key_hash: Vec<u8>,
+
+    /// Actual gateway details being persisted.
+    pub(crate) details: GatewayEndpointConfig,
+}
+
+impl From<PersistedGatewayDetails> for GatewayEndpointConfig {
+    fn from(value: PersistedGatewayDetails) -> Self {
+        value.details
+    }
+}
+
+impl PersistedGatewayDetails {
+    pub fn new(details: GatewayEndpointConfig, shared_key: &SharedKeys) -> Self {
+        let key_bytes = Zeroizing::new(shared_key.to_bytes());
+
+        let mut key_hasher = Sha256::new();
+        key_hasher.update(&key_bytes);
+        let key_hash = key_hasher.finalize().to_vec();
+
+        PersistedGatewayDetails { key_hash, details }
+    }
+
+    pub fn verify(&self, shared_key: &SharedKeys) -> bool {
+        let key_bytes = Zeroizing::new(shared_key.to_bytes());
+
+        let mut key_hasher = Sha256::new();
+        key_hasher.update(&key_bytes);
+        let key_hash = key_hasher.finalize();
+
+        self.key_hash == key_hash.deref()
+    }
+}
+
+// helper to make Vec<u8> serialization use base64 representation to make it human readable
+// so that it would be easier for users to copy contents from the disk if they wanted to use it elsewhere
+mod base64 {
+    use base64::{engine::general_purpose::STANDARD, Engine as _};
+    use serde::{Deserialize, Deserializer, Serializer};
+
+    pub fn serialize<S: Serializer>(bytes: &[u8], serializer: S) -> Result<S::Ok, S::Error> {
+        serializer.serialize_str(&STANDARD.encode(bytes))
+    }
+
+    pub fn deserialize<'de, D: Deserializer<'de>>(deserializer: D) -> Result<Vec<u8>, D::Error> {
+        let s = <String>::deserialize(deserializer)?;
+        STANDARD.decode(s).map_err(serde::de::Error::custom)
+    }
+}
+
+#[cfg(not(target_arch = "wasm32"))]
+#[derive(Debug, thiserror::Error)]
+pub enum OnDiskGatewayDetailsError {
+    #[error("JSON failure: {0}")]
+    SerializationFailure(#[from] serde_json::Error),
+
+    #[error("failed to store gateway details to {path}: {err}")]
+    StoreFailure {
+        path: String,
+        #[source]
+        err: std::io::Error,
+    },
+
+    #[error("failed to load gateway details from {path}: {err}")]
+    LoadFailure {
+        path: String,
+        #[source]
+        err: std::io::Error,
+    },
+}
+
+#[cfg(not(target_arch = "wasm32"))]
+pub struct OnDiskGatewayDetails {
+    file_location: std::path::PathBuf,
+}
+
+#[cfg(not(target_arch = "wasm32"))]
+impl OnDiskGatewayDetails {
+    pub fn new<P: AsRef<std::path::Path>>(path: P) -> Self {
+        OnDiskGatewayDetails {
+            file_location: path.as_ref().to_owned(),
+        }
+    }
+
+    pub fn load_from_disk(&self) -> Result<PersistedGatewayDetails, OnDiskGatewayDetailsError> {
+        let file = std::fs::File::open(&self.file_location).map_err(|err| {
+            OnDiskGatewayDetailsError::LoadFailure {
+                path: self.file_location.display().to_string(),
+                err,
+            }
+        })?;
+
+        Ok(serde_json::from_reader(file)?)
+    }
+
+    pub fn store_to_disk(
+        &self,
+        details: &PersistedGatewayDetails,
+    ) -> Result<(), OnDiskGatewayDetailsError> {
+        // ensure the whole directory structure exists
+        if let Some(parent_dir) = &self.file_location.parent() {
+            std::fs::create_dir_all(parent_dir).map_err(|err| {
+                OnDiskGatewayDetailsError::StoreFailure {
+                    path: self.file_location.display().to_string(),
+                    err,
+                }
+            })?
+        }
+
+        let file = std::fs::File::create(&self.file_location).map_err(|err| {
+            OnDiskGatewayDetailsError::StoreFailure {
+                path: self.file_location.display().to_string(),
+                err,
+            }
+        })?;
+
+        Ok(serde_json::to_writer_pretty(file, details)?)
+    }
+}
+
+#[cfg(not(target_arch = "wasm32"))]
+#[cfg_attr(not(target_arch = "wasm32"), async_trait)]
+impl GatewayDetailsStore for OnDiskGatewayDetails {
+    type StorageError = OnDiskGatewayDetailsError;
+
+    async fn load_gateway_details(&self) -> Result<PersistedGatewayDetails, Self::StorageError> {
+        self.load_from_disk()
+    }
+
+    async fn store_gateway_details(
+        &self,
+        gateway_details: &PersistedGatewayDetails,
+    ) -> Result<(), Self::StorageError> {
+        self.store_to_disk(gateway_details)
+    }
+}
+
+#[derive(Default)]
+pub struct InMemGatewayDetails {
+    details: Mutex<Option<PersistedGatewayDetails>>,
+}
+
+#[derive(Debug, thiserror::Error)]
+#[error("old ephemeral gateway details can't be loaded from storage")]
+pub struct EphemeralGatewayDetailsError;
+
+#[cfg_attr(target_arch = "wasm32", async_trait(?Send))]
+#[cfg_attr(not(target_arch = "wasm32"), async_trait)]
+impl GatewayDetailsStore for InMemGatewayDetails {
+    type StorageError = EphemeralGatewayDetailsError;
+
+    async fn load_gateway_details(&self) -> Result<PersistedGatewayDetails, Self::StorageError> {
+        self.details
+            .lock()
+            .await
+            .clone()
+            .ok_or(EphemeralGatewayDetailsError)
+    }
+
+    async fn store_gateway_details(
+        &self,
+        gateway_details: &PersistedGatewayDetails,
+    ) -> Result<(), Self::StorageError> {
+        *self.details.lock().await = Some(gateway_details.clone());
+        Ok(())
+    }
+}
@@ -4,17 +4,20 @@
 // 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 crate::client::base_client::storage::gateway_details::{
+    GatewayDetailsStore, InMemGatewayDetails,
+};
 use crate::client::key_manager::persistence::{InMemEphemeralKeys, KeyStore};
 use crate::client::replies::reply_storage;
 use crate::client::replies::reply_storage::ReplyStorageBackend;
-use nym_credential_storage::ephemeral_storage::{
-    EphemeralStorage as EphemeralCredentialStorage, EphemeralStorage,
-};
+use nym_credential_storage::ephemeral_storage::EphemeralStorage as EphemeralCredentialStorage;
 use nym_credential_storage::storage::Storage as CredentialStorage;

 #[cfg(all(not(target_arch = "wasm32"), feature = "fs-surb-storage"))]
 use crate::client::base_client::non_wasm_helpers;
 #[cfg(all(not(target_arch = "wasm32"), feature = "fs-surb-storage"))]
+use crate::client::base_client::storage::gateway_details::OnDiskGatewayDetails;
+#[cfg(all(not(target_arch = "wasm32"), feature = "fs-surb-storage"))]
 use crate::client::key_manager::persistence::OnDiskKeys;
 #[cfg(all(not(target_arch = "wasm32"), feature = "fs-surb-storage"))]
 use crate::client::replies::reply_storage::fs_backend;
@@ -25,24 +28,33 @@ use crate::error::ClientCoreError;
 #[cfg(all(not(target_arch = "wasm32"), feature = "fs-surb-storage"))]
 use nym_credential_storage::persistent_storage::PersistentStorage as PersistentCredentialStorage;

+pub mod gateway_details;
+
+// TODO: ideally this should be changed into
+// `MixnetClientStorage: KeyStore + ReplyStorageBackend + CredentialStorage + GatewayDetailsStore`
 pub trait MixnetClientStorage {
    type KeyStore: KeyStore;
    type ReplyStore: ReplyStorageBackend;
    type CredentialStore: CredentialStorage;
+    type GatewayDetailsStore: GatewayDetailsStore;

    // this is a TERRIBLE name...
-    fn into_split(self) -> (Self::KeyStore, Self::ReplyStore, Self::CredentialStore);
+    // fn into_split(self) -> (Self::KeyStore, Self::ReplyStore, Self::CredentialStore, Self::GatewayDetailsStore);
+
+    fn into_runtime_stores(self) -> (Self::ReplyStore, Self::CredentialStore);

    fn key_store(&self) -> &Self::KeyStore;
    fn reply_store(&self) -> &Self::ReplyStore;
    fn credential_store(&self) -> &Self::CredentialStore;
+    fn gateway_details_store(&self) -> &Self::GatewayDetailsStore;
 }

 #[derive(Default)]
 pub struct Ephemeral {
    key_store: InMemEphemeralKeys,
    reply_store: reply_storage::Empty,
-    credential_store: EphemeralStorage,
+    credential_store: EphemeralCredentialStorage,
+    gateway_details_store: InMemGatewayDetails,
 }

 impl Ephemeral {
@@ -55,9 +67,10 @@ impl MixnetClientStorage for Ephemeral {
    type KeyStore = InMemEphemeralKeys;
    type ReplyStore = reply_storage::Empty;
    type CredentialStore = EphemeralCredentialStorage;
+    type GatewayDetailsStore = InMemGatewayDetails;

-    fn into_split(self) -> (Self::KeyStore, Self::ReplyStore, Self::CredentialStore) {
-        (self.key_store, self.reply_store, self.credential_store)
+    fn into_runtime_stores(self) -> (Self::ReplyStore, Self::CredentialStore) {
+        (self.reply_store, self.credential_store)
    }

    fn key_store(&self) -> &Self::KeyStore {
@@ -71,6 +84,10 @@ impl MixnetClientStorage for Ephemeral {
    fn credential_store(&self) -> &Self::CredentialStore {
        &self.credential_store
    }
+
+    fn gateway_details_store(&self) -> &Self::GatewayDetailsStore {
+        &self.gateway_details_store
+    }
 }

 #[cfg(all(not(target_arch = "wasm32"), feature = "fs-surb-storage"))]
@@ -78,6 +95,7 @@ pub struct OnDiskPersistent {
    pub(crate) key_store: OnDiskKeys,
    pub(crate) reply_store: fs_backend::Backend,
    pub(crate) credential_store: PersistentCredentialStorage,
+    pub(crate) gateway_details_store: OnDiskGatewayDetails,
 }

 #[cfg(all(not(target_arch = "wasm32"), feature = "fs-surb-storage"))]
@@ -86,11 +104,13 @@ impl OnDiskPersistent {
        key_store: OnDiskKeys,
        reply_store: fs_backend::Backend,
        credential_store: PersistentCredentialStorage,
+        gateway_details_store: OnDiskGatewayDetails,
    ) -> Self {
        Self {
            key_store,
            reply_store,
            credential_store,
+            gateway_details_store,
        }
    }

@@ -109,10 +129,13 @@ impl OnDiskPersistent {
        let credential_store =
            nym_credential_storage::initialise_persistent_storage(paths.credentials_database).await;

+        let gateway_details_store = OnDiskGatewayDetails::new(paths.gateway_details);
+
        Ok(OnDiskPersistent {
            key_store,
            reply_store,
            credential_store,
+            gateway_details_store,
        })
    }
 }
@@ -122,9 +145,10 @@ impl MixnetClientStorage for OnDiskPersistent {
    type KeyStore = OnDiskKeys;
    type ReplyStore = fs_backend::Backend;
    type CredentialStore = PersistentCredentialStorage;
+    type GatewayDetailsStore = OnDiskGatewayDetails;

-    fn into_split(self) -> (Self::KeyStore, Self::ReplyStore, Self::CredentialStore) {
-        (self.key_store, self.reply_store, self.credential_store)
+    fn into_runtime_stores(self) -> (Self::ReplyStore, Self::CredentialStore) {
+        (self.reply_store, self.credential_store)
    }

    fn key_store(&self) -> &Self::KeyStore {
@@ -138,4 +162,8 @@ impl MixnetClientStorage for OnDiskPersistent {
    fn credential_store(&self) -> &Self::CredentialStore {
        &self.credential_store
    }
+
+    fn gateway_details_store(&self) -> &Self::GatewayDetailsStore {
+        &self.gateway_details_store
+    }
 }
@@ -10,7 +10,7 @@ use log::*;
 use nym_sphinx::acknowledgements::AckKey;
 use nym_sphinx::addressing::clients::Recipient;
 use nym_sphinx::cover::generate_loop_cover_packet;
-use nym_sphinx::params::PacketSize;
+use nym_sphinx::params::{PacketSize, PacketType};
 use nym_sphinx::utils::sample_poisson_duration;
 use rand::{rngs::OsRng, CryptoRng, Rng};
 use std::pin::Pin;
@@ -63,6 +63,8 @@ where

    /// Optional secondary predefined packet size used for the loop cover messages.
    secondary_packet_size: Option<PacketSize>,
+
+    packet_type: PacketType,
 }

 impl<R> Stream for LoopCoverTrafficStream<R>
@@ -135,6 +137,7 @@ impl LoopCoverTrafficStream<OsRng> {
            topology_access,
            primary_packet_size: traffic_config.primary_packet_size,
            secondary_packet_size: traffic_config.secondary_packet_size,
+            packet_type: traffic_config.packet_type,
        }
    }

@@ -194,7 +197,7 @@ impl LoopCoverTrafficStream<OsRng> {
            self.average_ack_delay,
            self.cover_traffic.loop_cover_traffic_average_delay,
            cover_traffic_packet_size,
-            nym_sphinx::params::PacketType::Mix,
+            self.packet_type,
        )
        .expect("Somehow failed to generate a loop cover message with a valid topology");

@@ -6,6 +6,7 @@ use nym_crypto::asymmetric::{encryption, identity};
 use nym_gateway_requests::registration::handshake::SharedKeys;
 use nym_sphinx::acknowledgements::AckKey;
 use rand::{CryptoRng, RngCore};
+use std::fmt::{Debug, Formatter};
 use std::sync::Arc;
 use zeroize::ZeroizeOnDrop;

@@ -20,6 +21,16 @@ pub enum ManagedKeys {
    Invalidated,
 }

+impl Debug for ManagedKeys {
+    fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
+        match self {
+            ManagedKeys::Initial(_) => write!(f, "initial"),
+            ManagedKeys::FullyDerived(_) => write!(f, "fully derived"),
+            ManagedKeys::Invalidated => write!(f, "invalidated"),
+        }
+    }
+}
+
 impl From<KeyManagerBuilder> for ManagedKeys {
    fn from(value: KeyManagerBuilder) -> Self {
        ManagedKeys::Initial(value)
@@ -84,6 +95,11 @@ impl ManagedKeys {
        }
    }

+    pub fn must_get_gateway_shared_key(&self) -> Arc<SharedKeys> {
+        self.gateway_shared_key()
+            .expect("failed to extract gateway shared key")
+    }
+
    pub fn gateway_shared_key(&self) -> Option<Arc<SharedKeys>> {
        match self {
            ManagedKeys::Initial(_) => None,
@@ -108,6 +124,17 @@ impl ManagedKeys {
        }
    }

+    pub fn ensure_gateway_key(&self, gateway_shared_key: Arc<SharedKeys>) {
+        if let ManagedKeys::FullyDerived(key_manager) = &self {
+            if !Arc::ptr_eq(&key_manager.gateway_shared_key, &gateway_shared_key)
+                || key_manager.gateway_shared_key != gateway_shared_key
+            {
+                // this should NEVER happen thus panic here
+                panic!("derived fresh gateway shared key whilst already holding one!")
+            }
+        }
+    }
+
    pub async fn deal_with_gateway_key<S: KeyStore>(
        &mut self,
        gateway_shared_key: Arc<SharedKeys>,
@@ -120,12 +147,7 @@ impl ManagedKeys {
                key_manager
            }
            ManagedKeys::FullyDerived(key_manager) => {
-                if !Arc::ptr_eq(&key_manager.gateway_shared_key, &gateway_shared_key)
-                    || key_manager.gateway_shared_key != gateway_shared_key
-                {
-                    // this should NEVER happen thus panic here
-                    panic!("derived fresh gateway shared key whilst already holding one!")
-                }
+                self.ensure_gateway_key(gateway_shared_key);
                key_manager
            }
            ManagedKeys::Invalidated => unreachable!("the managed keys got invalidated"),
@@ -4,6 +4,7 @@
 use crate::client::key_manager::KeyManager;
 use async_trait::async_trait;
 use std::error::Error;
+use tokio::sync::Mutex;

 #[cfg(not(target_arch = "wasm32"))]
 use crate::config::disk_persistence::keys_paths::ClientKeysPaths;
@@ -36,6 +37,7 @@ pub enum OnDiskKeysError {
    KeyPairLoadFailure {
        keys: String,
        paths: nym_pemstore::KeyPairPath,
+        #[source]
        err: std::io::Error,
    },

@@ -43,6 +45,7 @@ pub enum OnDiskKeysError {
    KeyPairStoreFailure {
        keys: String,
        paths: nym_pemstore::KeyPairPath,
+        #[source]
        err: std::io::Error,
    },

@@ -50,6 +53,7 @@ pub enum OnDiskKeysError {
    KeyLoadFailure {
        key: String,
        path: String,
+        #[source]
        err: std::io::Error,
    },

@@ -57,6 +61,7 @@ pub enum OnDiskKeysError {
    KeyStoreFailure {
        key: String,
        path: String,
+        #[source]
        err: std::io::Error,
    },
 }
@@ -79,6 +84,26 @@ impl OnDiskKeys {
        OnDiskKeys { paths }
    }

+    #[doc(hidden)]
+    pub fn ephemeral_load_gateway_keys(
+        &self,
+    ) -> Result<zeroize::Zeroizing<SharedKeys>, OnDiskKeysError> {
+        self.load_key(self.paths.gateway_shared_key(), "gateway shared keys")
+            .map(zeroize::Zeroizing::new)
+    }
+
+    #[doc(hidden)]
+    pub fn load_encryption_keypair(&self) -> Result<encryption::KeyPair, OnDiskKeysError> {
+        let encryption_paths = self.paths.encryption_key_pair_path();
+        self.load_keypair(encryption_paths, "encryption keys")
+    }
+
+    #[doc(hidden)]
+    pub fn load_identity_keypair(&self) -> Result<identity::KeyPair, OnDiskKeysError> {
+        let identity_paths = self.paths.identity_key_pair_path();
+        self.load_keypair(identity_paths, "identity keys")
+    }
+
    fn load_key<T: PemStorableKey>(
        &self,
        path: &std::path::Path,
@@ -132,13 +157,8 @@ impl OnDiskKeys {
    }

    fn load_keys(&self) -> Result<KeyManager, OnDiskKeysError> {
-        let identity_paths = self.paths.identity_key_pair_path();
-        let encryption_paths = self.paths.encryption_key_pair_path();
-
-        let identity_keypair: identity::KeyPair =
-            self.load_keypair(identity_paths, "identity keys")?;
-        let encryption_keypair: encryption::KeyPair =
-            self.load_keypair(encryption_paths, "encryption keys")?;
+        let identity_keypair = self.load_identity_keypair()?;
+        let encryption_keypair = self.load_encryption_keypair()?;

        let ack_key: AckKey = self.load_key(self.paths.ack_key(), "ack key")?;
        let gateway_shared_key: SharedKeys =
@@ -193,10 +213,12 @@ impl KeyStore for OnDiskKeys {
 }

 #[derive(Default)]
-pub struct InMemEphemeralKeys;
+pub struct InMemEphemeralKeys {
+    keys: Mutex<Option<KeyManager>>,
+}

 #[derive(Debug, thiserror::Error)]
-#[error("ephemeral keys can't be loaded from storage")]
+#[error("old ephemeral keys can't be loaded from storage")]
 pub struct EphemeralKeysError;

 #[cfg_attr(target_arch = "wasm32", async_trait(?Send))]
@@ -205,10 +227,11 @@ impl KeyStore for InMemEphemeralKeys {
    type StorageError = EphemeralKeysError;

    async fn load_keys(&self) -> Result<KeyManager, Self::StorageError> {
-        Err(EphemeralKeysError)
+        self.keys.lock().await.clone().ok_or(EphemeralKeysError)
    }

-    async fn store_keys(&self, _keys: &KeyManager) -> Result<(), Self::StorageError> {
+    async fn store_keys(&self, keys: &KeyManager) -> Result<(), Self::StorageError> {
+        *self.keys.lock().await = Some(keys.clone());
        Ok(())
    }
 }
@@ -1,4 +1,4 @@
-// Copyright 2021-2022 - Nym Technologies SA <contact@nymtech.net>
+// Copyright 2021-2023 - Nym Technologies SA <contact@nymtech.net>
 // SPDX-License-Identifier: Apache-2.0

 use crate::client::inbound_messages::{InputMessage, InputMessageReceiver};
@@ -1,4 +1,4 @@
-// Copyright 2021-2022 - Nym Technologies SA <contact@nymtech.net>
+// Copyright 2021-2023 - Nym Technologies SA <contact@nymtech.net>
 // SPDX-License-Identifier: Apache-2.0

 use super::{
@@ -565,7 +565,7 @@ where
        fragments: Vec<Fragment>,
        reply_surbs: Vec<ReplySurb>,
    ) -> Result<Vec<PreparedFragment>, SurbWrappedPreparationError> {
-        debug_assert_ne!(
+        debug_assert_eq!(
            fragments.len(),
            reply_surbs.len(),
            "attempted to send {} fragments with {} reply surbs",
@@ -6,16 +6,21 @@ use serde::{Deserialize, Serialize};
 use std::path::{Path, PathBuf};

 pub mod keys_paths;
+pub mod old_v1_1_20_2;

+pub const DEFAULT_GATEWAY_DETAILS_FILENAME: &str = "gateway_details.json";
 pub const DEFAULT_REPLY_SURB_DB_FILENAME: &str = "persistent_reply_store.sqlite";
 pub const DEFAULT_CREDENTIALS_DB_FILENAME: &str = "credentials_database.db";

 #[derive(Debug, Clone, Deserialize, PartialEq, Eq, Serialize)]
+#[serde(deny_unknown_fields)]
 pub struct CommonClientPaths {
    pub keys: ClientKeysPaths,

-    // TODO:
-    // pub gateway_config_pathfinder: (),
+    /// Path to the file containing information about gateway used by this client,
+    /// i.e. details such as its public key, owner address or the network information.
+    pub gateway_details: PathBuf,
+
    /// Path to the database containing bandwidth credentials of this client.
    pub credentials_database: PathBuf,

@@ -30,6 +35,7 @@ impl CommonClientPaths {
        CommonClientPaths {
            credentials_database: base_dir.join(DEFAULT_CREDENTIALS_DB_FILENAME),
            reply_surb_database: base_dir.join(DEFAULT_REPLY_SURB_DB_FILENAME),
+            gateway_details: base_dir.join(DEFAULT_GATEWAY_DETAILS_FILENAME),
            keys: ClientKeysPaths::new_default(base_data_directory),
        }
    }
@@ -0,0 +1,30 @@
+// Copyright 2023 - Nym Technologies SA <contact@nymtech.net>
+// SPDX-License-Identifier: Apache-2.0
+
+use crate::config::disk_persistence::keys_paths::ClientKeysPaths;
+use crate::config::disk_persistence::{CommonClientPaths, DEFAULT_GATEWAY_DETAILS_FILENAME};
+use serde::{Deserialize, Serialize};
+use std::path::PathBuf;
+
+#[derive(Debug, Clone, Deserialize, PartialEq, Eq, Serialize)]
+#[serde(deny_unknown_fields)]
+pub struct CommonClientPathsV1_1_20_2 {
+    pub keys: ClientKeysPaths,
+    pub credentials_database: PathBuf,
+    pub reply_surb_database: PathBuf,
+}
+
+impl CommonClientPathsV1_1_20_2 {
+    pub fn upgrade_default(self) -> CommonClientPaths {
+        let data_dir = self
+            .reply_surb_database
+            .parent()
+            .expect("client paths upgrade failure");
+        CommonClientPaths {
+            keys: self.keys,
+            gateway_details: data_dir.join(DEFAULT_GATEWAY_DETAILS_FILENAME),
+            credentials_database: self.credentials_database,
+            reply_surb_database: self.reply_surb_database,
+        }
+    }
+}
@@ -14,7 +14,8 @@ use wasm_bindgen::prelude::*;

 pub mod disk_persistence;
 pub mod old_config_v1_1_13;
-pub mod old_config_v1_1_19;
+pub mod old_config_v1_1_20;
+pub mod old_config_v1_1_20_2;

 // 'DEBUG'
 const DEFAULT_ACK_WAIT_MULTIPLIER: f64 = 1.5;
@@ -65,15 +66,19 @@ pub struct Config {
 }

 impl Config {
-    pub fn new<S: Into<String>>(id: S) -> Self {
+    pub fn new<S: Into<String>>(id: S, version: S) -> Self {
        Config {
-            client: Client::new_default(id),
+            client: Client::new_default(id, version),
            debug: Default::default(),
        }
    }

+    pub fn from_client_config(client: Client, debug: DebugConfig) -> Self {
+        Config { client, debug }
+    }
+
    pub fn validate(&self) -> bool {
-        self.client.validate() && self.debug.validate()
+        self.debug.validate()
    }

    pub fn with_debug_config(mut self, debug: DebugConfig) -> Self {
@@ -86,19 +91,6 @@ impl Config {
        self
    }

-    pub fn set_gateway_endpoint(&mut self, gateway_endpoint: GatewayEndpointConfig) {
-        self.client.gateway_endpoint = gateway_endpoint;
-    }
-
-    pub fn with_gateway_endpoint(mut self, gateway_endpoint: GatewayEndpointConfig) -> Self {
-        self.client.gateway_endpoint = gateway_endpoint;
-        self
-    }
-
-    pub fn with_gateway_id<S: Into<String>>(&mut self, id: S) {
-        self.client.gateway_endpoint.gateway_id = id.into();
-    }
-
    pub fn with_custom_nyxd(mut self, urls: Vec<Url>) -> Self {
        self.client.nyxd_urls = urls;
        self
@@ -145,14 +137,46 @@ impl Config {
        self
    }

+    pub fn set_no_cover_traffic(&mut self) {
+        self.debug.cover_traffic.disable_loop_cover_traffic_stream = true;
+        self.debug.traffic.disable_main_poisson_packet_distribution = true;
+    }
+
+    pub fn with_disabled_cover_traffic_with_keepalive(mut self, disabled: bool) -> Self {
+        if disabled {
+            self.set_no_cover_traffic_with_keepalive()
+        }
+        self
+    }
+    pub fn set_no_cover_traffic_with_keepalive(&mut self) {
+        self.debug.traffic.disable_main_poisson_packet_distribution = true;
+        self.debug.cover_traffic.loop_cover_traffic_average_delay = Duration::from_secs(5);
+    }
+
    pub fn with_disabled_topology_refresh(mut self, disable_topology_refresh: bool) -> Self {
        self.debug.topology.disable_refreshing = disable_topology_refresh;
        self
    }

-    pub fn set_no_cover_traffic(&mut self) {
-        self.debug.cover_traffic.disable_loop_cover_traffic_stream = true;
-        self.debug.traffic.disable_main_poisson_packet_distribution = true;
+    pub fn with_no_per_hop_delays(mut self, no_per_hop_delays: bool) -> Self {
+        if no_per_hop_delays {
+            self.set_no_per_hop_delays()
+        }
+        self
+    }
+
+    pub fn set_no_per_hop_delays(&mut self) {
+        self.debug.traffic.average_packet_delay = Duration::ZERO;
+        self.debug.acknowledgements.average_ack_delay = Duration::ZERO;
+    }
+
+    pub fn with_secondary_packet_size(mut self, secondary_packet_size: Option<PacketSize>) -> Self {
+        self.set_secondary_packet_size(secondary_packet_size);
+        self
+    }
+
+    pub fn set_secondary_packet_size(&mut self, secondary_packet_size: Option<PacketSize>) {
+        self.debug.traffic.secondary_packet_size = secondary_packet_size;
    }

    pub fn set_custom_version(&mut self, version: &str) {
@@ -174,22 +198,6 @@ impl Config {
    pub fn get_nym_api_endpoints(&self) -> Vec<Url> {
        self.client.nym_api_urls.clone()
    }
-
-    pub fn get_gateway_id(&self) -> String {
-        self.client.gateway_endpoint.gateway_id.clone()
-    }
-
-    pub fn get_gateway_owner(&self) -> String {
-        self.client.gateway_endpoint.gateway_owner.clone()
-    }
-
-    pub fn get_gateway_listener(&self) -> String {
-        self.client.gateway_endpoint.gateway_listener.clone()
-    }
-
-    pub fn get_gateway_endpoint_config(&self) -> &GatewayEndpointConfig {
-        &self.client.gateway_endpoint
-    }
 }

 #[derive(Clone, Debug, Default, Deserialize, PartialEq, Eq, Serialize)]
@@ -242,6 +250,8 @@ impl From<nym_topology::gateway::Node> for GatewayEndpointConfig {
 }

 #[derive(Debug, Clone, Deserialize, PartialEq, Eq, Serialize)]
+// note: the deny_unknown_fields is VITAL here to allow upgrades from v1.1.20_2
+#[serde(deny_unknown_fields)]
 pub struct Client {
    /// Version of the client for which this configuration was created.
    pub version: String,
@@ -251,6 +261,7 @@ pub struct Client {

    /// Indicates whether this client is running in a disabled credentials mode, thus attempting
    /// to claim bandwidth without presenting bandwidth credentials.
+    // TODO: this should be moved to `debug.gateway_connection`
    #[serde(default)]
    pub disabled_credentials_mode: bool,

@@ -261,15 +272,10 @@ pub struct Client {
    /// Addresses to APIs running on validator from which the client gets the view of the network.
    #[serde(alias = "validator_api_urls")]
    pub nym_api_urls: Vec<Url>,
-
-    /// Information regarding how the client should send data to gateway.
-    // #[deprecated(note = "this shall be moved to separate file because it doesn't belong here...")]
-    // TODO: this should be removed from config files and be moved to separate file instead
-    pub gateway_endpoint: GatewayEndpointConfig,
 }

 impl Client {
-    pub fn new_default<S: Into<String>>(id: S) -> Self {
+    pub fn new_default<S: Into<String>>(id: S, version: S) -> Self {
        let network = NymNetworkDetails::new_mainnet();
        let nyxd_urls = network
            .endpoints
@@ -283,24 +289,32 @@ impl Client {
            .collect::<Vec<_>>();

        Client {
-            version: env!("CARGO_PKG_VERSION").to_string(),
+            version: version.into(),
            id: id.into(),
            disabled_credentials_mode: true,
            nyxd_urls,
            nym_api_urls,
-            gateway_endpoint: Default::default(),
        }
    }

-    pub fn validate(&self) -> bool {
-        !self.gateway_endpoint.gateway_id.is_empty()
-            && !self.gateway_endpoint.gateway_owner.is_empty()
-            && !self.gateway_endpoint.gateway_owner.is_empty()
+    pub fn new<S: Into<String>>(
+        id: S,
+        disabled_credentials_mode: bool,
+        nyxd_urls: Vec<Url>,
+        nym_api_urls: Vec<Url>,
+    ) -> Self {
+        Client {
+            version: env!("CARGO_PKG_VERSION").to_string(),
+            id: id.into(),
+            disabled_credentials_mode,
+            nyxd_urls,
+            nym_api_urls,
+        }
    }
 }

 #[derive(Debug, Clone, Copy, Deserialize, PartialEq, Serialize)]
-#[serde(default)]
+#[serde(default, deny_unknown_fields)]
 pub struct Traffic {
    /// The parameter of Poisson distribution determining how long, on average,
    /// sent packet is going to be delayed at any given mix node.
@@ -1,9 +1,9 @@
 // Copyright 2023 - Nym Technologies SA <contact@nymtech.net>
 // SPDX-License-Identifier: Apache-2.0

-use crate::config::old_config_v1_1_19::{
-    AcknowledgementsV1_1_19, ClientV1_1_19, ConfigV1_1_19, CoverTrafficV1_1_19, DebugConfigV1_1_19,
-    GatewayConnectionV1_1_19, LoggingV1_1_19, ReplySurbsV1_1_19, TopologyV1_1_19, TrafficV1_1_19,
+use crate::config::old_config_v1_1_20::{
+    AcknowledgementsV1_1_20, ClientV1_1_20, ConfigV1_1_20, CoverTrafficV1_1_20, DebugConfigV1_1_20,
+    GatewayConnectionV1_1_20, LoggingV1_1_20, ReplySurbsV1_1_20, TopologyV1_1_20, TrafficV1_1_20,
    DEFAULT_ACK_WAIT_ADDITION, DEFAULT_ACK_WAIT_MULTIPLIER, DEFAULT_AVERAGE_PACKET_DELAY,
    DEFAULT_GATEWAY_RESPONSE_TIMEOUT, DEFAULT_LOOP_COVER_STREAM_AVERAGE_DELAY,
    DEFAULT_MAXIMUM_ALLOWED_SURB_REQUEST_SIZE, DEFAULT_MAXIMUM_REPLY_KEY_AGE,
@@ -39,7 +39,7 @@ impl From<ExtendedPacketSize> for PacketSize {
 #[derive(Debug, Clone, Deserialize, PartialEq, Serialize)]
 #[serde(deny_unknown_fields)]
 pub struct OldConfigV1_1_13<T> {
-    pub client: ClientV1_1_19<T>,
+    pub client: ClientV1_1_20<T>,

    #[serde(default)]
    pub logging: OldLoggingV1_1_13,
@@ -51,9 +51,9 @@ pub struct OldConfigV1_1_13<T> {
 #[serde(deny_unknown_fields)]
 pub struct OldLoggingV1_1_13 {}

-impl From<OldLoggingV1_1_13> for LoggingV1_1_19 {
+impl From<OldLoggingV1_1_13> for LoggingV1_1_20 {
    fn from(_value: OldLoggingV1_1_13) -> Self {
-        LoggingV1_1_19 {}
+        LoggingV1_1_20 {}
    }
 }

@@ -114,10 +114,10 @@ pub struct OldDebugConfigV1_1_13 {
    pub maximum_reply_key_age: Duration,
 }

-impl From<OldDebugConfigV1_1_13> for DebugConfigV1_1_19 {
+impl From<OldDebugConfigV1_1_13> for DebugConfigV1_1_20 {
    fn from(value: OldDebugConfigV1_1_13) -> Self {
-        DebugConfigV1_1_19 {
-            traffic: TrafficV1_1_19 {
+        DebugConfigV1_1_20 {
+            traffic: TrafficV1_1_20 {
                average_packet_delay: value.average_packet_delay,
                message_sending_average_delay: value.message_sending_average_delay,
                disable_main_poisson_packet_distribution: value
@@ -125,25 +125,25 @@ impl From<OldDebugConfigV1_1_13> for DebugConfigV1_1_19 {
                primary_packet_size: PacketSize::RegularPacket,
                secondary_packet_size: value.use_extended_packet_size.map(Into::into),
            },
-            cover_traffic: CoverTrafficV1_1_19 {
+            cover_traffic: CoverTrafficV1_1_20 {
                loop_cover_traffic_average_delay: value.loop_cover_traffic_average_delay,
                disable_loop_cover_traffic_stream: value.disable_loop_cover_traffic_stream,
-                ..CoverTrafficV1_1_19::default()
+                ..CoverTrafficV1_1_20::default()
            },
-            gateway_connection: GatewayConnectionV1_1_19 {
+            gateway_connection: GatewayConnectionV1_1_20 {
                gateway_response_timeout: value.gateway_response_timeout,
            },
-            acknowledgements: AcknowledgementsV1_1_19 {
+            acknowledgements: AcknowledgementsV1_1_20 {
                average_ack_delay: value.average_ack_delay,
                ack_wait_multiplier: value.ack_wait_multiplier,
                ack_wait_addition: value.ack_wait_addition,
            },
-            topology: TopologyV1_1_19 {
+            topology: TopologyV1_1_20 {
                topology_refresh_rate: value.topology_refresh_rate,
                topology_resolution_timeout: value.topology_resolution_timeout,
                disable_refreshing: false,
            },
-            reply_surbs: ReplySurbsV1_1_19 {
+            reply_surbs: ReplySurbsV1_1_20 {
                minimum_reply_surb_storage_threshold: value.minimum_reply_surb_storage_threshold,
                maximum_reply_surb_storage_threshold: value.maximum_reply_surb_storage_threshold,
                minimum_reply_surb_request_size: value.minimum_reply_surb_request_size,
@@ -190,10 +190,10 @@ impl Default for OldDebugConfigV1_1_13 {
    }
 }

-impl<T, U> From<OldConfigV1_1_13<T>> for ConfigV1_1_19<U> {
+impl<T, U> From<OldConfigV1_1_13<T>> for ConfigV1_1_20<U> {
    fn from(value: OldConfigV1_1_13<T>) -> Self {
-        ConfigV1_1_19 {
-            client: ClientV1_1_19 {
+        ConfigV1_1_20 {
+            client: ClientV1_1_20 {
                version: value.client.version,
                id: value.client.id,
                disabled_credentials_mode: value.client.disabled_credentials_mode,
@@ -1,9 +1,10 @@
 // Copyright 2023 - Nym Technologies SA <contact@nymtech.net>
 // SPDX-License-Identifier: Apache-2.0

-use crate::config::{
-    Acknowledgements, CoverTraffic, DebugConfig, GatewayConnection, GatewayEndpointConfig,
-    ReplySurbs, Topology, Traffic,
+use crate::config::old_config_v1_1_20_2::{
+    AcknowledgementsV1_1_20_2, CoverTrafficV1_1_20_2, DebugConfigV1_1_20_2,
+    GatewayConnectionV1_1_20_2, GatewayEndpointConfigV1_1_20_2, ReplySurbsV1_1_20_2,
+    TopologyV1_1_20_2, TrafficV1_1_20_2,
 };
 use nym_sphinx::params::{PacketSize, PacketType};
 use serde::{Deserialize, Serialize};
@@ -55,25 +56,25 @@ pub(crate) const DEFAULT_MAXIMUM_REPLY_KEY_AGE: Duration = Duration::from_secs(2

 #[derive(Debug, Clone, Deserialize, PartialEq, Serialize)]
 #[serde(deny_unknown_fields)]
-pub struct ConfigV1_1_19<T> {
-    pub client: ClientV1_1_19<T>,
+pub struct ConfigV1_1_20<T> {
+    pub client: ClientV1_1_20<T>,

    #[serde(default)]
-    pub logging: LoggingV1_1_19,
+    pub logging: LoggingV1_1_20,
    #[serde(default)]
-    pub debug: DebugConfigV1_1_19,
+    pub debug: DebugConfigV1_1_20,
 }

 #[derive(Clone, Debug, Default, Deserialize, PartialEq, Eq, Serialize)]
-pub struct GatewayEndpointConfigV1_1_19 {
+pub struct GatewayEndpointConfigV1_1_20 {
    pub gateway_id: String,
    pub gateway_owner: String,
    pub gateway_listener: String,
 }

-impl From<GatewayEndpointConfigV1_1_19> for GatewayEndpointConfig {
-    fn from(value: GatewayEndpointConfigV1_1_19) -> Self {
-        GatewayEndpointConfig {
+impl From<GatewayEndpointConfigV1_1_20> for GatewayEndpointConfigV1_1_20_2 {
+    fn from(value: GatewayEndpointConfigV1_1_20) -> Self {
+        GatewayEndpointConfigV1_1_20_2 {
            gateway_id: value.gateway_id,
            gateway_owner: value.gateway_owner,
            gateway_listener: value.gateway_listener,
@@ -82,7 +83,7 @@ impl From<GatewayEndpointConfigV1_1_19> for GatewayEndpointConfig {
 }

 #[derive(Debug, Clone, Deserialize, PartialEq, Eq, Serialize)]
-pub struct ClientV1_1_19<T> {
+pub struct ClientV1_1_20<T> {
    pub version: String,
    pub id: String,
    #[serde(default)]
@@ -97,7 +98,7 @@ pub struct ClientV1_1_19<T> {
    pub public_encryption_key_file: PathBuf,
    pub gateway_shared_key_file: PathBuf,
    pub ack_key_file: PathBuf,
-    pub gateway_endpoint: GatewayEndpointConfigV1_1_19,
+    pub gateway_endpoint: GatewayEndpointConfigV1_1_20,
    pub database_path: PathBuf,
    #[serde(default)]
    pub reply_surb_database_path: PathBuf,
@@ -109,11 +110,11 @@ pub struct ClientV1_1_19<T> {

 #[derive(Debug, Clone, Default, Deserialize, PartialEq, Eq, Serialize)]
 #[serde(deny_unknown_fields)]
-pub struct LoggingV1_1_19 {}
+pub struct LoggingV1_1_20 {}

 #[derive(Debug, Clone, Copy, Deserialize, PartialEq, Serialize)]
 #[serde(default)]
-pub struct TrafficV1_1_19 {
+pub struct TrafficV1_1_20 {
    #[serde(with = "humantime_serde")]
    pub average_packet_delay: Duration,
    #[serde(with = "humantime_serde")]
@@ -123,9 +124,9 @@ pub struct TrafficV1_1_19 {
    pub secondary_packet_size: Option<PacketSize>,
 }

-impl From<TrafficV1_1_19> for Traffic {
-    fn from(value: TrafficV1_1_19) -> Self {
-        Traffic {
+impl From<TrafficV1_1_20> for TrafficV1_1_20_2 {
+    fn from(value: TrafficV1_1_20) -> Self {
+        TrafficV1_1_20_2 {
            average_packet_delay: value.average_packet_delay,
            message_sending_average_delay: value.message_sending_average_delay,
            disable_main_poisson_packet_distribution: value
@@ -137,9 +138,9 @@ impl From<TrafficV1_1_19> for Traffic {
    }
 }

-impl Default for TrafficV1_1_19 {
+impl Default for TrafficV1_1_20 {
    fn default() -> Self {
-        TrafficV1_1_19 {
+        TrafficV1_1_20 {
            average_packet_delay: DEFAULT_AVERAGE_PACKET_DELAY,
            message_sending_average_delay: DEFAULT_MESSAGE_STREAM_AVERAGE_DELAY,
            disable_main_poisson_packet_distribution: false,
@@ -151,16 +152,16 @@ impl Default for TrafficV1_1_19 {

 #[derive(Debug, Clone, Copy, Deserialize, PartialEq, Serialize)]
 #[serde(default, deny_unknown_fields)]
-pub struct CoverTrafficV1_1_19 {
+pub struct CoverTrafficV1_1_20 {
    #[serde(with = "humantime_serde")]
    pub loop_cover_traffic_average_delay: Duration,
    pub cover_traffic_primary_size_ratio: f64,
    pub disable_loop_cover_traffic_stream: bool,
 }

-impl From<CoverTrafficV1_1_19> for CoverTraffic {
-    fn from(value: CoverTrafficV1_1_19) -> Self {
-        CoverTraffic {
+impl From<CoverTrafficV1_1_20> for CoverTrafficV1_1_20_2 {
+    fn from(value: CoverTrafficV1_1_20) -> Self {
+        CoverTrafficV1_1_20_2 {
            loop_cover_traffic_average_delay: value.loop_cover_traffic_average_delay,
            cover_traffic_primary_size_ratio: value.cover_traffic_primary_size_ratio,
            disable_loop_cover_traffic_stream: value.disable_loop_cover_traffic_stream,
@@ -168,9 +169,9 @@ impl From<CoverTrafficV1_1_19> for CoverTraffic {
    }
 }

-impl Default for CoverTrafficV1_1_19 {
+impl Default for CoverTrafficV1_1_20 {
    fn default() -> Self {
-        CoverTrafficV1_1_19 {
+        CoverTrafficV1_1_20 {
            loop_cover_traffic_average_delay: DEFAULT_LOOP_COVER_STREAM_AVERAGE_DELAY,
            cover_traffic_primary_size_ratio: DEFAULT_COVER_TRAFFIC_PRIMARY_SIZE_RATIO,
            disable_loop_cover_traffic_stream: false,
@@ -180,22 +181,22 @@ impl Default for CoverTrafficV1_1_19 {

 #[derive(Debug, Clone, Copy, Deserialize, PartialEq, Serialize)]
 #[serde(default, deny_unknown_fields)]
-pub struct GatewayConnectionV1_1_19 {
+pub struct GatewayConnectionV1_1_20 {
    #[serde(with = "humantime_serde")]
    pub gateway_response_timeout: Duration,
 }

-impl From<GatewayConnectionV1_1_19> for GatewayConnection {
-    fn from(value: GatewayConnectionV1_1_19) -> Self {
-        GatewayConnection {
+impl From<GatewayConnectionV1_1_20> for GatewayConnectionV1_1_20_2 {
+    fn from(value: GatewayConnectionV1_1_20) -> Self {
+        GatewayConnectionV1_1_20_2 {
            gateway_response_timeout: value.gateway_response_timeout,
        }
    }
 }

-impl Default for GatewayConnectionV1_1_19 {
+impl Default for GatewayConnectionV1_1_20 {
    fn default() -> Self {
-        GatewayConnectionV1_1_19 {
+        GatewayConnectionV1_1_20 {
            gateway_response_timeout: DEFAULT_GATEWAY_RESPONSE_TIMEOUT,
        }
    }
@@ -203,7 +204,7 @@ impl Default for GatewayConnectionV1_1_19 {

 #[derive(Debug, Clone, Copy, Deserialize, PartialEq, Serialize)]
 #[serde(default, deny_unknown_fields)]
-pub struct AcknowledgementsV1_1_19 {
+pub struct AcknowledgementsV1_1_20 {
    #[serde(with = "humantime_serde")]
    pub average_ack_delay: Duration,
    pub ack_wait_multiplier: f64,
@@ -211,9 +212,9 @@ pub struct AcknowledgementsV1_1_19 {
    pub ack_wait_addition: Duration,
 }

-impl From<AcknowledgementsV1_1_19> for Acknowledgements {
-    fn from(value: AcknowledgementsV1_1_19) -> Self {
-        Acknowledgements {
+impl From<AcknowledgementsV1_1_20> for AcknowledgementsV1_1_20_2 {
+    fn from(value: AcknowledgementsV1_1_20) -> Self {
+        AcknowledgementsV1_1_20_2 {
            average_ack_delay: value.average_ack_delay,
            ack_wait_multiplier: value.ack_wait_multiplier,
            ack_wait_addition: value.ack_wait_addition,
@@ -221,9 +222,9 @@ impl From<AcknowledgementsV1_1_19> for Acknowledgements {
    }
 }

-impl Default for AcknowledgementsV1_1_19 {
+impl Default for AcknowledgementsV1_1_20 {
    fn default() -> Self {
-        AcknowledgementsV1_1_19 {
+        AcknowledgementsV1_1_20 {
            average_ack_delay: DEFAULT_AVERAGE_PACKET_DELAY,
            ack_wait_multiplier: DEFAULT_ACK_WAIT_MULTIPLIER,
            ack_wait_addition: DEFAULT_ACK_WAIT_ADDITION,
@@ -233,7 +234,7 @@ impl Default for AcknowledgementsV1_1_19 {

 #[derive(Debug, Clone, Copy, Deserialize, PartialEq, Serialize)]
 #[serde(default, deny_unknown_fields)]
-pub struct TopologyV1_1_19 {
+pub struct TopologyV1_1_20 {
    #[serde(with = "humantime_serde")]
    pub topology_refresh_rate: Duration,
    #[serde(with = "humantime_serde")]
@@ -241,9 +242,9 @@ pub struct TopologyV1_1_19 {
    pub disable_refreshing: bool,
 }

-impl From<TopologyV1_1_19> for Topology {
-    fn from(value: TopologyV1_1_19) -> Self {
-        Topology {
+impl From<TopologyV1_1_20> for TopologyV1_1_20_2 {
+    fn from(value: TopologyV1_1_20) -> Self {
+        TopologyV1_1_20_2 {
            topology_refresh_rate: value.topology_refresh_rate,
            topology_resolution_timeout: value.topology_resolution_timeout,
            disable_refreshing: value.disable_refreshing,
@@ -251,9 +252,9 @@ impl From<TopologyV1_1_19> for Topology {
    }
 }

-impl Default for TopologyV1_1_19 {
+impl Default for TopologyV1_1_20 {
    fn default() -> Self {
-        TopologyV1_1_19 {
+        TopologyV1_1_20 {
            topology_refresh_rate: DEFAULT_TOPOLOGY_REFRESH_RATE,
            topology_resolution_timeout: DEFAULT_TOPOLOGY_RESOLUTION_TIMEOUT,
            disable_refreshing: false,
@@ -263,7 +264,7 @@ impl Default for TopologyV1_1_19 {

 #[derive(Debug, Clone, Copy, Deserialize, PartialEq, Serialize)]
 #[serde(default, deny_unknown_fields)]
-pub struct ReplySurbsV1_1_19 {
+pub struct ReplySurbsV1_1_20 {
    pub minimum_reply_surb_storage_threshold: usize,
    pub maximum_reply_surb_storage_threshold: usize,
    pub minimum_reply_surb_request_size: u32,
@@ -279,9 +280,9 @@ pub struct ReplySurbsV1_1_19 {
    pub maximum_reply_key_age: Duration,
 }

-impl From<ReplySurbsV1_1_19> for ReplySurbs {
-    fn from(value: ReplySurbsV1_1_19) -> Self {
-        ReplySurbs {
+impl From<ReplySurbsV1_1_20> for ReplySurbsV1_1_20_2 {
+    fn from(value: ReplySurbsV1_1_20) -> Self {
+        ReplySurbsV1_1_20_2 {
            minimum_reply_surb_storage_threshold: value.minimum_reply_surb_storage_threshold,
            maximum_reply_surb_storage_threshold: value.maximum_reply_surb_storage_threshold,
            minimum_reply_surb_request_size: value.minimum_reply_surb_request_size,
@@ -296,9 +297,9 @@ impl From<ReplySurbsV1_1_19> for ReplySurbs {
    }
 }

-impl Default for ReplySurbsV1_1_19 {
+impl Default for ReplySurbsV1_1_20 {
    fn default() -> Self {
-        ReplySurbsV1_1_19 {
+        ReplySurbsV1_1_20 {
            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_request_size: DEFAULT_MINIMUM_REPLY_SURB_REQUEST_SIZE,
@@ -313,20 +314,20 @@ impl Default for ReplySurbsV1_1_19 {
    }
 }

-#[derive(Debug, Clone, Copy, Deserialize, PartialEq, Serialize)]
+#[derive(Debug, Default, Clone, Copy, Deserialize, PartialEq, Serialize)]
 #[serde(default, deny_unknown_fields)]
-pub struct DebugConfigV1_1_19 {
-    pub traffic: TrafficV1_1_19,
-    pub cover_traffic: CoverTrafficV1_1_19,
-    pub gateway_connection: GatewayConnectionV1_1_19,
-    pub acknowledgements: AcknowledgementsV1_1_19,
-    pub topology: TopologyV1_1_19,
-    pub reply_surbs: ReplySurbsV1_1_19,
+pub struct DebugConfigV1_1_20 {
+    pub traffic: TrafficV1_1_20,
+    pub cover_traffic: CoverTrafficV1_1_20,
+    pub gateway_connection: GatewayConnectionV1_1_20,
+    pub acknowledgements: AcknowledgementsV1_1_20,
+    pub topology: TopologyV1_1_20,
+    pub reply_surbs: ReplySurbsV1_1_20,
 }

-impl From<DebugConfigV1_1_19> for DebugConfig {
-    fn from(value: DebugConfigV1_1_19) -> Self {
-        DebugConfig {
+impl From<DebugConfigV1_1_20> for DebugConfigV1_1_20_2 {
+    fn from(value: DebugConfigV1_1_20) -> Self {
+        DebugConfigV1_1_20_2 {
            traffic: value.traffic.into(),
            cover_traffic: value.cover_traffic.into(),
            gateway_connection: value.gateway_connection.into(),
@@ -336,19 +337,3 @@ impl From<DebugConfigV1_1_19> for DebugConfig {
        }
    }
 }
-
-// it could be derived, sure, but I'd rather have an explicit implementation in case we had to change
-// something manually at some point
-#[allow(clippy::derivable_impls)]
-impl Default for DebugConfigV1_1_19 {
-    fn default() -> Self {
-        DebugConfigV1_1_19 {
-            traffic: Default::default(),
-            cover_traffic: Default::default(),
-            gateway_connection: Default::default(),
-            acknowledgements: Default::default(),
-            topology: Default::default(),
-            reply_surbs: Default::default(),
-        }
-    }
-}
@@ -0,0 +1,348 @@
+// Copyright 2023 - Nym Technologies SA <contact@nymtech.net>
+// SPDX-License-Identifier: Apache-2.0
+
+use crate::config::{
+    Acknowledgements, Client, Config, CoverTraffic, DebugConfig, GatewayConnection,
+    GatewayEndpointConfig, ReplySurbs, Topology, Traffic,
+};
+use nym_sphinx::params::{PacketSize, PacketType};
+use serde::{Deserialize, Serialize};
+use std::time::Duration;
+use url::Url;
+
+// 'DEBUG'
+const DEFAULT_ACK_WAIT_MULTIPLIER: f64 = 1.5;
+
+const DEFAULT_ACK_WAIT_ADDITION: Duration = Duration::from_millis(1_500);
+const DEFAULT_LOOP_COVER_STREAM_AVERAGE_DELAY: Duration = Duration::from_millis(200);
+const DEFAULT_MESSAGE_STREAM_AVERAGE_DELAY: Duration = Duration::from_millis(20);
+const DEFAULT_AVERAGE_PACKET_DELAY: Duration = Duration::from_millis(50);
+const DEFAULT_TOPOLOGY_REFRESH_RATE: Duration = Duration::from_secs(5 * 60); // every 5min
+const DEFAULT_TOPOLOGY_RESOLUTION_TIMEOUT: Duration = Duration::from_millis(5_000);
+// Set this to a high value for now, so that we don't risk sporadic timeouts that might cause
+// bought bandwidth tokens to not have time to be spent; Once we remove the gateway from the
+// bandwidth bridging protocol, we can come back to a smaller timeout value
+const DEFAULT_GATEWAY_RESPONSE_TIMEOUT: Duration = Duration::from_secs(5 * 60);
+
+const DEFAULT_COVER_TRAFFIC_PRIMARY_SIZE_RATIO: f64 = 0.70;
+
+// reply-surbs related:
+
+// define when to request
+// 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;
+
+// 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 = 100;
+
+const DEFAULT_MAXIMUM_ALLOWED_SURB_REQUEST_SIZE: u32 = 500;
+
+const DEFAULT_MAXIMUM_REPLY_SURB_REREQUEST_WAITING_PERIOD: Duration = Duration::from_secs(10);
+const DEFAULT_MAXIMUM_REPLY_SURB_DROP_WAITING_PERIOD: Duration = Duration::from_secs(5 * 60);
+
+// 12 hours
+const DEFAULT_MAXIMUM_REPLY_SURB_AGE: Duration = Duration::from_secs(12 * 60 * 60);
+
+// 24 hours
+const DEFAULT_MAXIMUM_REPLY_KEY_AGE: Duration = Duration::from_secs(24 * 60 * 60);
+
+#[derive(Debug, Clone, Deserialize, PartialEq, Serialize)]
+#[serde(deny_unknown_fields)]
+pub struct ConfigV1_1_20_2 {
+    pub client: ClientV1_1_20_2,
+
+    #[serde(default)]
+    pub debug: DebugConfigV1_1_20_2,
+}
+
+impl From<ConfigV1_1_20_2> for Config {
+    fn from(value: ConfigV1_1_20_2) -> Self {
+        Config {
+            client: value.client.into(),
+            debug: value.debug.into(),
+        }
+    }
+}
+
+#[derive(Clone, Debug, Default, Deserialize, PartialEq, Eq, Serialize)]
+pub struct GatewayEndpointConfigV1_1_20_2 {
+    /// gateway_id specifies ID of the gateway to which the client should send messages.
+    /// If initially omitted, a random gateway will be chosen from the available topology.
+    pub gateway_id: String,
+
+    /// Address of the gateway owner to which the client should send messages.
+    pub gateway_owner: String,
+
+    /// Address of the gateway listener to which all client requests should be sent.
+    pub gateway_listener: String,
+}
+
+impl From<GatewayEndpointConfigV1_1_20_2> for GatewayEndpointConfig {
+    fn from(value: GatewayEndpointConfigV1_1_20_2) -> Self {
+        GatewayEndpointConfig {
+            gateway_id: value.gateway_id,
+            gateway_owner: value.gateway_owner,
+            gateway_listener: value.gateway_listener,
+        }
+    }
+}
+
+#[derive(Debug, Clone, Deserialize, PartialEq, Eq, Serialize)]
+pub struct ClientV1_1_20_2 {
+    pub version: String,
+
+    pub id: String,
+
+    #[serde(default)]
+    pub disabled_credentials_mode: bool,
+
+    #[serde(alias = "validator_urls")]
+    pub nyxd_urls: Vec<Url>,
+
+    #[serde(alias = "validator_api_urls")]
+    pub nym_api_urls: Vec<Url>,
+    pub gateway_endpoint: GatewayEndpointConfigV1_1_20_2,
+}
+
+impl From<ClientV1_1_20_2> for Client {
+    fn from(value: ClientV1_1_20_2) -> Self {
+        Client {
+            version: value.version,
+            id: value.id,
+            disabled_credentials_mode: value.disabled_credentials_mode,
+            nyxd_urls: value.nyxd_urls,
+            nym_api_urls: value.nym_api_urls,
+        }
+    }
+}
+
+#[derive(Debug, Clone, Copy, Deserialize, PartialEq, Serialize)]
+#[serde(default)]
+pub struct TrafficV1_1_20_2 {
+    #[serde(with = "humantime_serde")]
+    pub average_packet_delay: Duration,
+    #[serde(with = "humantime_serde")]
+    pub message_sending_average_delay: Duration,
+    pub disable_main_poisson_packet_distribution: bool,
+    pub primary_packet_size: PacketSize,
+    pub secondary_packet_size: Option<PacketSize>,
+    pub packet_type: PacketType,
+}
+
+impl From<TrafficV1_1_20_2> for Traffic {
+    fn from(value: TrafficV1_1_20_2) -> Self {
+        Traffic {
+            average_packet_delay: value.average_packet_delay,
+            message_sending_average_delay: value.message_sending_average_delay,
+            disable_main_poisson_packet_distribution: value
+                .disable_main_poisson_packet_distribution,
+            primary_packet_size: value.primary_packet_size,
+            secondary_packet_size: value.secondary_packet_size,
+            packet_type: PacketType::Mix,
+        }
+    }
+}
+
+impl Default for TrafficV1_1_20_2 {
+    fn default() -> Self {
+        TrafficV1_1_20_2 {
+            average_packet_delay: DEFAULT_AVERAGE_PACKET_DELAY,
+            message_sending_average_delay: DEFAULT_MESSAGE_STREAM_AVERAGE_DELAY,
+            disable_main_poisson_packet_distribution: false,
+            primary_packet_size: PacketSize::RegularPacket,
+            secondary_packet_size: None,
+            packet_type: PacketType::Mix,
+        }
+    }
+}
+
+#[derive(Debug, Clone, Copy, Deserialize, PartialEq, Serialize)]
+#[serde(default, deny_unknown_fields)]
+pub struct CoverTrafficV1_1_20_2 {
+    #[serde(with = "humantime_serde")]
+    pub loop_cover_traffic_average_delay: Duration,
+    pub cover_traffic_primary_size_ratio: f64,
+    pub disable_loop_cover_traffic_stream: bool,
+}
+
+impl From<CoverTrafficV1_1_20_2> for CoverTraffic {
+    fn from(value: CoverTrafficV1_1_20_2) -> Self {
+        CoverTraffic {
+            loop_cover_traffic_average_delay: value.loop_cover_traffic_average_delay,
+            cover_traffic_primary_size_ratio: value.cover_traffic_primary_size_ratio,
+            disable_loop_cover_traffic_stream: value.disable_loop_cover_traffic_stream,
+        }
+    }
+}
+
+impl Default for CoverTrafficV1_1_20_2 {
+    fn default() -> Self {
+        CoverTrafficV1_1_20_2 {
+            loop_cover_traffic_average_delay: DEFAULT_LOOP_COVER_STREAM_AVERAGE_DELAY,
+            cover_traffic_primary_size_ratio: DEFAULT_COVER_TRAFFIC_PRIMARY_SIZE_RATIO,
+            disable_loop_cover_traffic_stream: false,
+        }
+    }
+}
+
+#[derive(Debug, Clone, Copy, Deserialize, PartialEq, Serialize)]
+#[serde(default, deny_unknown_fields)]
+pub struct GatewayConnectionV1_1_20_2 {
+    #[serde(with = "humantime_serde")]
+    pub gateway_response_timeout: Duration,
+}
+
+impl From<GatewayConnectionV1_1_20_2> for GatewayConnection {
+    fn from(value: GatewayConnectionV1_1_20_2) -> Self {
+        GatewayConnection {
+            gateway_response_timeout: value.gateway_response_timeout,
+        }
+    }
+}
+
+impl Default for GatewayConnectionV1_1_20_2 {
+    fn default() -> Self {
+        GatewayConnectionV1_1_20_2 {
+            gateway_response_timeout: DEFAULT_GATEWAY_RESPONSE_TIMEOUT,
+        }
+    }
+}
+
+#[derive(Debug, Clone, Copy, Deserialize, PartialEq, Serialize)]
+#[serde(default, deny_unknown_fields)]
+pub struct AcknowledgementsV1_1_20_2 {
+    #[serde(with = "humantime_serde")]
+    pub average_ack_delay: Duration,
+    pub ack_wait_multiplier: f64,
+    #[serde(with = "humantime_serde")]
+    pub ack_wait_addition: Duration,
+}
+
+impl From<AcknowledgementsV1_1_20_2> for Acknowledgements {
+    fn from(value: AcknowledgementsV1_1_20_2) -> Self {
+        Acknowledgements {
+            average_ack_delay: value.average_ack_delay,
+            ack_wait_multiplier: value.ack_wait_multiplier,
+            ack_wait_addition: value.ack_wait_addition,
+        }
+    }
+}
+
+impl Default for AcknowledgementsV1_1_20_2 {
+    fn default() -> Self {
+        AcknowledgementsV1_1_20_2 {
+            average_ack_delay: DEFAULT_AVERAGE_PACKET_DELAY,
+            ack_wait_multiplier: DEFAULT_ACK_WAIT_MULTIPLIER,
+            ack_wait_addition: DEFAULT_ACK_WAIT_ADDITION,
+        }
+    }
+}
+
+#[derive(Debug, Clone, Copy, Deserialize, PartialEq, Serialize)]
+#[serde(default, deny_unknown_fields)]
+pub struct TopologyV1_1_20_2 {
+    #[serde(with = "humantime_serde")]
+    pub topology_refresh_rate: Duration,
+    #[serde(with = "humantime_serde")]
+    pub topology_resolution_timeout: Duration,
+    pub disable_refreshing: bool,
+}
+
+impl Default for TopologyV1_1_20_2 {
+    fn default() -> Self {
+        TopologyV1_1_20_2 {
+            topology_refresh_rate: DEFAULT_TOPOLOGY_REFRESH_RATE,
+            topology_resolution_timeout: DEFAULT_TOPOLOGY_RESOLUTION_TIMEOUT,
+            disable_refreshing: false,
+        }
+    }
+}
+
+impl From<TopologyV1_1_20_2> for Topology {
+    fn from(value: TopologyV1_1_20_2) -> Self {
+        Topology {
+            topology_refresh_rate: value.topology_refresh_rate,
+            topology_resolution_timeout: value.topology_resolution_timeout,
+            disable_refreshing: value.disable_refreshing,
+        }
+    }
+}
+
+#[derive(Debug, Clone, Copy, Deserialize, PartialEq, Serialize)]
+#[serde(default, deny_unknown_fields)]
+pub struct ReplySurbsV1_1_20_2 {
+    pub minimum_reply_surb_storage_threshold: usize,
+    pub maximum_reply_surb_storage_threshold: usize,
+    pub minimum_reply_surb_request_size: u32,
+    pub maximum_reply_surb_request_size: u32,
+    pub maximum_allowed_reply_surb_request_size: u32,
+    #[serde(with = "humantime_serde")]
+    pub maximum_reply_surb_rerequest_waiting_period: Duration,
+    #[serde(with = "humantime_serde")]
+    pub maximum_reply_surb_drop_waiting_period: Duration,
+    #[serde(with = "humantime_serde")]
+    pub maximum_reply_surb_age: Duration,
+    #[serde(with = "humantime_serde")]
+    pub maximum_reply_key_age: Duration,
+}
+
+impl Default for ReplySurbsV1_1_20_2 {
+    fn default() -> Self {
+        ReplySurbsV1_1_20_2 {
+            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_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,
+            maximum_reply_surb_rerequest_waiting_period:
+                DEFAULT_MAXIMUM_REPLY_SURB_REREQUEST_WAITING_PERIOD,
+            maximum_reply_surb_drop_waiting_period: DEFAULT_MAXIMUM_REPLY_SURB_DROP_WAITING_PERIOD,
+            maximum_reply_surb_age: DEFAULT_MAXIMUM_REPLY_SURB_AGE,
+            maximum_reply_key_age: DEFAULT_MAXIMUM_REPLY_KEY_AGE,
+        }
+    }
+}
+
+impl From<ReplySurbsV1_1_20_2> for ReplySurbs {
+    fn from(value: ReplySurbsV1_1_20_2) -> Self {
+        ReplySurbs {
+            minimum_reply_surb_storage_threshold: value.minimum_reply_surb_storage_threshold,
+            maximum_reply_surb_storage_threshold: value.maximum_reply_surb_storage_threshold,
+            minimum_reply_surb_request_size: value.minimum_reply_surb_request_size,
+            maximum_reply_surb_request_size: value.maximum_reply_surb_request_size,
+            maximum_allowed_reply_surb_request_size: value.maximum_allowed_reply_surb_request_size,
+            maximum_reply_surb_rerequest_waiting_period: value
+                .maximum_reply_surb_rerequest_waiting_period,
+            maximum_reply_surb_drop_waiting_period: value.maximum_reply_surb_drop_waiting_period,
+            maximum_reply_surb_age: value.maximum_reply_surb_age,
+            maximum_reply_key_age: value.maximum_reply_key_age,
+        }
+    }
+}
+
+#[derive(Debug, Default, Clone, Copy, Deserialize, PartialEq, Serialize)]
+#[serde(default, deny_unknown_fields)]
+pub struct DebugConfigV1_1_20_2 {
+    pub traffic: TrafficV1_1_20_2,
+    pub cover_traffic: CoverTrafficV1_1_20_2,
+    pub gateway_connection: GatewayConnectionV1_1_20_2,
+    pub acknowledgements: AcknowledgementsV1_1_20_2,
+    pub topology: TopologyV1_1_20_2,
+    pub reply_surbs: ReplySurbsV1_1_20_2,
+}
+
+impl From<DebugConfigV1_1_20_2> for DebugConfig {
+    fn from(value: DebugConfigV1_1_20_2) -> Self {
+        DebugConfig {
+            traffic: value.traffic.into(),
+            cover_traffic: value.cover_traffic.into(),
+            gateway_connection: value.gateway_connection.into(),
+            acknowledgements: value.acknowledgements.into(),
+            topology: value.topology.into(),
+            reply_surbs: value.reply_surbs.into(),
+        }
+    }
+}
@@ -50,6 +50,11 @@ pub enum ClientCoreError {
        source: Box<dyn Error + Send + Sync>,
    },

+    #[error("experienced a failure with our gateway details storage: {source}")]
+    GatewayDetailsStoreError {
+        source: Box<dyn Error + Send + Sync>,
+    },
+
    #[error("The gateway id is invalid - {0}")]
    UnableToCreatePublicKeyFromGatewayId(Ed25519RecoveryError),

@@ -97,6 +102,20 @@ pub enum ClientCoreError {
        "This operation would have resulted in clients keys being overwritten without permission"
    )]
    ForbiddenKeyOverwrite,
+
+    #[error("gateway details are unavailable")]
+    UnavailableGatewayDetails {
+        source: Box<dyn Error + Send + Sync>,
+    },
+
+    #[error("gateway shared key is unavailable whilst we have full node information")]
+    UnavailableSharedKey,
+
+    #[error("attempted to obtain fresh gateway details whilst already knowing about one")]
+    UnexpectedGatewayDetails,
+
+    #[error("the provided gateway details (for gateway {gateway_id}) do not correspond to the shared keys")]
+    MismatchedGatewayDetails { gateway_id: String },
 }

 /// Set of messages that the client can send to listeners via the task manager
@@ -44,18 +44,18 @@ const MEASUREMENTS: usize = 3;
 const CONN_TIMEOUT: Duration = Duration::from_millis(1500);
 const PING_TIMEOUT: Duration = Duration::from_millis(1000);

-struct GatewayWithLatency {
-    gateway: gateway::Node,
+struct GatewayWithLatency<'a> {
+    gateway: &'a gateway::Node,
    latency: Duration,
 }

-impl GatewayWithLatency {
-    fn new(gateway: gateway::Node, latency: Duration) -> Self {
+impl<'a> GatewayWithLatency<'a> {
+    fn new(gateway: &'a gateway::Node, latency: Duration) -> Self {
        GatewayWithLatency { gateway, latency }
    }
 }

-pub(super) async fn current_gateways<R: Rng>(
+pub async fn current_gateways<R: Rng>(
    rng: &mut R,
    nym_apis: &[Url],
 ) -> Result<Vec<gateway::Node>, ClientCoreError> {
@@ -64,7 +64,7 @@ pub(super) async fn current_gateways<R: Rng>(
        .ok_or(ClientCoreError::ListOfNymApisIsEmpty)?;
    let client = nym_validator_client::client::NymApiClient::new(nym_api.clone());

-    log::trace!("Fetching list of gateways from: {}", nym_api);
+    log::trace!("Fetching list of gateways from: {nym_api}");

    let gateways = client.get_cached_gateways().await?;
    let valid_gateways = gateways
@@ -91,7 +91,7 @@ async fn connect(endpoint: &str) -> Result<WsConn, ClientCoreError> {
    JSWebsocket::new(endpoint).map_err(|_| ClientCoreError::GatewayJsConnectionFailure)
 }

-async fn measure_latency(gateway: gateway::Node) -> Result<GatewayWithLatency, ClientCoreError> {
+async fn measure_latency(gateway: &gateway::Node) -> Result<GatewayWithLatency, ClientCoreError> {
    let addr = gateway.clients_address();
    trace!(
        "establishing connection to {} ({addr})...",
@@ -156,7 +156,7 @@ async fn measure_latency(gateway: gateway::Node) -> Result<GatewayWithLatency, C

 pub(super) async fn choose_gateway_by_latency<R: Rng>(
    rng: &mut R,
-    gateways: Vec<gateway::Node>,
+    gateways: &[gateway::Node],
 ) -> Result<gateway::Node, ClientCoreError> {
    info!("choosing gateway by latency...");

@@ -189,7 +189,7 @@ pub(super) async fn choose_gateway_by_latency<R: Rng>(

 pub(super) fn uniformly_random_gateway<R: Rng>(
    rng: &mut R,
-    gateways: Vec<gateway::Node>,
+    gateways: &[gateway::Node],
 ) -> Result<gateway::Node, ClientCoreError> {
    gateways
        .choose(rng)
@@ -3,26 +3,82 @@

 //! Collection of initialization steps used by client implementations

-use crate::client::base_client::storage::MixnetClientStorage;
+use crate::client::base_client::storage::gateway_details::{
+    GatewayDetailsStore, PersistedGatewayDetails,
+};
 use crate::client::key_manager::persistence::KeyStore;
-use crate::client::key_manager::{KeyManager, ManagedKeys};
+use crate::client::key_manager::ManagedKeys;
 use crate::init::helpers::{choose_gateway_by_latency, current_gateways, uniformly_random_gateway};
 use crate::{
-    config::{disk_persistence::keys_paths::ClientKeysPaths, Config, GatewayEndpointConfig},
+    config::{Config, GatewayEndpointConfig},
    error::ClientCoreError,
 };
-use nym_crypto::asymmetric::{encryption, identity};
+use nym_crypto::asymmetric::identity;
 use nym_sphinx::addressing::{clients::Recipient, nodes::NodeIdentity};
+use nym_topology::gateway;
 use nym_validator_client::client::IdentityKey;
 use rand::rngs::OsRng;
 use serde::Serialize;
 use std::fmt::{Debug, Display};
 use url::Url;

-mod helpers;
+pub mod helpers;

-#[derive(Clone)]
+// TODO: rename to something better...
+#[derive(Debug)]
+pub struct InitialisationDetails {
+    pub gateway_details: GatewayEndpointConfig,
+    pub managed_keys: ManagedKeys,
+}
+
+impl InitialisationDetails {
+    pub fn new(gateway_details: GatewayEndpointConfig, managed_keys: ManagedKeys) -> Self {
+        InitialisationDetails {
+            gateway_details,
+            managed_keys,
+        }
+    }
+
+    pub async fn try_load<K, D>(key_store: &K, details_store: &D) -> Result<Self, ClientCoreError>
+    where
+        K: KeyStore,
+        D: GatewayDetailsStore,
+        K::StorageError: Send + Sync + 'static,
+        D::StorageError: Send + Sync + 'static,
+    {
+        let loaded_details = _load_gateway_details(details_store).await?;
+        let loaded_keys = _load_managed_keys(key_store).await?;
+
+        if !loaded_details.verify(&loaded_keys.must_get_gateway_shared_key()) {
+            return Err(ClientCoreError::MismatchedGatewayDetails {
+                gateway_id: loaded_details.details.gateway_id,
+            });
+        }
+
+        Ok(InitialisationDetails {
+            gateway_details: loaded_details.into(),
+            managed_keys: loaded_keys,
+        })
+    }
+
+    pub fn client_address(&self) -> Result<Recipient, ClientCoreError> {
+        let client_recipient = Recipient::new(
+            *self.managed_keys.identity_public_key(),
+            *self.managed_keys.encryption_public_key(),
+            // TODO: below only works under assumption that gateway address == gateway id
+            // (which currently is true)
+            NodeIdentity::from_base58_string(&self.gateway_details.gateway_id)?,
+        );
+
+        Ok(client_recipient)
+    }
+}
+
+#[derive(Debug, Clone)]
 pub enum GatewaySetup {
+    /// The gateway specification MUST BE loaded from the underlying storage.
+    MustLoad,
+
    /// Specifies usage of a new, random, gateway.
    New {
        /// Should the new gateway be selected based on latency.
@@ -34,13 +90,13 @@ pub enum GatewaySetup {
    },
    Predefined {
        /// Full gateway configuration
-        config: GatewayEndpointConfig,
+        details: PersistedGatewayDetails,
    },
 }

-impl From<GatewayEndpointConfig> for GatewaySetup {
-    fn from(config: GatewayEndpointConfig) -> Self {
-        GatewaySetup::Predefined { config }
+impl From<PersistedGatewayDetails> for GatewaySetup {
+    fn from(details: PersistedGatewayDetails) -> Self {
+        GatewaySetup::Predefined { details }
    }
 }

@@ -57,14 +113,11 @@ impl Default for GatewaySetup {
 }

 impl GatewaySetup {
-    pub fn new(
-        full_config: Option<GatewayEndpointConfig>,
-        gateway_identity: Option<IdentityKey>,
+    pub fn new_fresh(
+        gateway_identity: Option<String>,
        latency_based_selection: Option<bool>,
    ) -> Self {
-        if let Some(config) = full_config {
-            GatewaySetup::Predefined { config }
-        } else if let Some(gateway_identity) = gateway_identity {
+        if let Some(gateway_identity) = gateway_identity {
            GatewaySetup::Specified { gateway_identity }
        } else {
            GatewaySetup::New {
@@ -73,15 +126,22 @@ impl GatewaySetup {
        }
    }

-    pub async fn try_get_gateway_details(
-        self,
-        validator_servers: &[Url],
+    pub fn is_must_load(&self) -> bool {
+        matches!(self, GatewaySetup::MustLoad)
+    }
+
+    pub fn has_full_details(&self) -> bool {
+        matches!(self, GatewaySetup::Predefined { .. }) || self.is_must_load()
+    }
+
+    pub async fn choose_gateway(
+        &self,
+        gateways: &[gateway::Node],
    ) -> Result<GatewayEndpointConfig, ClientCoreError> {
        match self {
            GatewaySetup::New { by_latency } => {
                let mut rng = OsRng;
-                let gateways = current_gateways(&mut rng, validator_servers).await?;
-                if by_latency {
+                if *by_latency {
                    choose_gateway_by_latency(&mut rng, gateways).await
                } else {
                    uniformly_random_gateway(&mut rng, gateways)
@@ -89,20 +149,28 @@ impl GatewaySetup {
            }
            .map(Into::into),
            GatewaySetup::Specified { gateway_identity } => {
-                let user_gateway = identity::PublicKey::from_base58_string(&gateway_identity)
+                let user_gateway = identity::PublicKey::from_base58_string(gateway_identity)
                    .map_err(ClientCoreError::UnableToCreatePublicKeyFromGatewayId)?;

-                let mut rng = OsRng;
-                let gateways = current_gateways(&mut rng, validator_servers).await?;
                gateways
-                    .into_iter()
+                    .iter()
                    .find(|gateway| gateway.identity_key == user_gateway)
                    .ok_or_else(|| ClientCoreError::NoGatewayWithId(gateway_identity.to_string()))
+                    .cloned()
            }
            .map(Into::into),
-            GatewaySetup::Predefined { config } => Ok(config),
+            _ => Err(ClientCoreError::UnexpectedGatewayDetails),
        }
    }
+
+    pub async fn try_get_new_gateway_details(
+        &self,
+        validator_servers: &[Url],
+    ) -> Result<GatewayEndpointConfig, ClientCoreError> {
+        let mut rng = OsRng;
+        let gateways = current_gateways(&mut rng, validator_servers).await?;
+        self.choose_gateway(&gateways).await
+    }
 }

 /// Struct describing the results of the client initialization procedure.
@@ -117,14 +185,14 @@ pub struct InitResults {
 }

 impl InitResults {
-    pub fn new(config: &Config, address: &Recipient) -> Self {
+    pub fn new(config: &Config, address: &Recipient, gateway: &GatewayEndpointConfig) -> Self {
        Self {
            version: config.client.version.clone(),
            id: config.client.id.clone(),
            identity_key: address.identity().to_base58_string(),
            encryption_key: address.encryption_key().to_base58_string(),
-            gateway_id: config.get_gateway_id(),
-            gateway_listener: config.get_gateway_listener(),
+            gateway_id: gateway.gateway_id.clone(),
+            gateway_listener: gateway.gateway_listener.clone(),
        }
    }
 }
@@ -140,38 +208,164 @@ impl Display for InitResults {
    }
 }

-/// Recovers the already present gateway information or attempts to register with new gateway
-/// and stores the newly obtained key
-pub async fn get_registered_gateway<S>(
-    validator_servers: Vec<Url>,
-    key_store: &S::KeyStore,
-    setup: GatewaySetup,
-    overwrite_keys: bool,
-) -> Result<GatewayEndpointConfig, ClientCoreError>
+// helpers for error wrapping
+async fn _store_gateway_details<D>(
+    details_store: &D,
+    details: &PersistedGatewayDetails,
+) -> Result<(), ClientCoreError>
 where
-    S: MixnetClientStorage,
-    <S::KeyStore as KeyStore>::StorageError: Send + Sync + 'static,
+    D: GatewayDetailsStore,
+    D::StorageError: Send + Sync + 'static,
+{
+    details_store
+        .store_gateway_details(details)
+        .await
+        .map_err(|source| ClientCoreError::GatewayDetailsStoreError {
+            source: Box::new(source),
+        })
+}
+
+async fn _load_gateway_details<D>(
+    details_store: &D,
+) -> Result<PersistedGatewayDetails, ClientCoreError>
+where
+    D: GatewayDetailsStore,
+    D::StorageError: Send + Sync + 'static,
+{
+    details_store
+        .load_gateway_details()
+        .await
+        .map_err(|source| ClientCoreError::UnavailableGatewayDetails {
+            source: Box::new(source),
+        })
+}
+
+async fn _load_managed_keys<K>(key_store: &K) -> Result<ManagedKeys, ClientCoreError>
+where
+    K: KeyStore,
+    K::StorageError: Send + Sync + 'static,
+{
+    ManagedKeys::try_load(key_store)
+        .await
+        .map_err(|source| ClientCoreError::KeyStoreError {
+            source: Box::new(source),
+        })
+}
+
+fn ensure_valid_details(
+    details: &PersistedGatewayDetails,
+    loaded_keys: &ManagedKeys,
+) -> Result<(), ClientCoreError> {
+    if !details.verify(&loaded_keys.must_get_gateway_shared_key()) {
+        Err(ClientCoreError::MismatchedGatewayDetails {
+            gateway_id: details.details.gateway_id.clone(),
+        })
+    } else {
+        Ok(())
+    }
+}
+
+pub async fn setup_gateway_from<K, D>(
+    setup: &GatewaySetup,
+    key_store: &K,
+    details_store: &D,
+    overwrite_data: bool,
+    gateways: Option<&[gateway::Node]>,
+) -> Result<InitialisationDetails, ClientCoreError>
+where
+    K: KeyStore,
+    D: GatewayDetailsStore,
+    K::StorageError: Send + Sync + 'static,
+    D::StorageError: Send + Sync + 'static,
 {
    let mut rng = OsRng;

-    // try load keys
+    // try load gateway details
+    let loaded_details = _load_gateway_details(details_store).await;
+
+    // try load keys and decide what to do based on the GatewaySetup
    let mut managed_keys = match ManagedKeys::try_load(key_store).await {
-        Ok(_) => {
-            // if we loaded something and we don't have full gateway details, check if we can overwrite the data
-            if let GatewaySetup::Predefined { config } = setup {
-                // we already have defined gateway details AND a shared key, so nothing more for us to do
-                return Ok(config);
-            } else if overwrite_keys {
-                ManagedKeys::generate_new(&mut rng)
-            } else {
-                return Err(ClientCoreError::ForbiddenKeyOverwrite);
+        Ok(loaded_keys) => {
+            match setup {
+                GatewaySetup::MustLoad => {
+                    // get EVERYTHING from the storage
+                    let details = loaded_details?;
+                    ensure_valid_details(&details, &loaded_keys)?;
+
+                    // no need to persist anything as we got everything from the storage
+                    return Ok(InitialisationDetails::new(details.into(), loaded_keys));
+                }
+                GatewaySetup::Predefined { details } => {
+                    // we already have defined gateway details AND a shared key
+                    ensure_valid_details(details, &loaded_keys)?;
+
+                    // if nothing was stored or we're allowed to overwrite what's there, just persist the passed data
+                    if overwrite_data || loaded_details.is_err() {
+                        _store_gateway_details(details_store, details).await?;
+                    }
+
+                    return Ok(InitialisationDetails::new(
+                        details.clone().into(),
+                        loaded_keys,
+                    ));
+                }
+                GatewaySetup::Specified { gateway_identity } => {
+                    // if that data was already stored...
+                    if let Ok(existing_gateway) = loaded_details {
+                        ensure_valid_details(&existing_gateway, &loaded_keys)?;
+                        if &existing_gateway.details.gateway_id != gateway_identity
+                            && !overwrite_data
+                        {
+                            // if our loaded details don't match requested value and we CANT overwrite it...
+                            return Err(ClientCoreError::UnexpectedGatewayDetails);
+                        } else if &existing_gateway.details.gateway_id == gateway_identity {
+                            // if they do match up, just return it
+                            return Ok(InitialisationDetails::new(
+                                existing_gateway.into(),
+                                loaded_keys,
+                            ));
+                        }
+                    }
+
+                    // we didn't get full details from the store and we have loaded some keys
+                    // so we can only continue if we're allowed to overwrite keys
+                    if overwrite_data {
+                        ManagedKeys::generate_new(&mut rng)
+                    } else {
+                        return Err(ClientCoreError::ForbiddenKeyOverwrite);
+                    }
+                }
+                GatewaySetup::New { .. } => {
+                    if let Ok(existing_gateway) = loaded_details {
+                        ensure_valid_details(&existing_gateway, &loaded_keys)?;
+                        return Ok(InitialisationDetails::new(
+                            existing_gateway.into(),
+                            loaded_keys,
+                        ));
+                    }
+
+                    // we didn't get full details from the store and we have loaded some keys
+                    // so we can only continue if we're allowed to overwrite keys
+                    if overwrite_data {
+                        ManagedKeys::generate_new(&mut rng)
+                    } else {
+                        return Err(ClientCoreError::ForbiddenKeyOverwrite);
+                    }
+                }
            }
        }
-        Err(_) => ManagedKeys::generate_new(&mut rng),
+        Err(_) => {
+            // if we failed to load the keys, ensure we didn't provide gateway details in some form
+            // (in that case we CAN'T generate new keys
+            if setup.has_full_details() {
+                return Err(ClientCoreError::UnavailableSharedKey);
+            }
+            ManagedKeys::generate_new(&mut rng)
+        }
    };

    // choose gateway
-    let gateway_details = setup.try_get_gateway_details(&validator_servers).await?;
+    let gateway_details = setup.choose_gateway(gateways.unwrap_or_default()).await?;

    // get our identity key
    let our_identity = managed_keys.identity_keypair();
@@ -179,6 +373,9 @@ where
    // Establish connection, authenticate and generate keys for talking with the gateway
    let shared_keys = helpers::register_with_gateway(&gateway_details, our_identity).await?;

+    let persisted_details = PersistedGatewayDetails::new(gateway_details, &shared_keys);
+
+    // persist gateway keys
    managed_keys
        .deal_with_gateway_key(shared_keys, key_store)
        .await
@@ -186,108 +383,39 @@ where
            source: Box::new(source),
        })?;

-    // TODO: here we should be probably persisting gateway details as opposed to returning them
+    // persist gateway config
+    _store_gateway_details(details_store, &persisted_details).await?;

-    Ok(gateway_details)
+    Ok(InitialisationDetails::new(
+        persisted_details.into(),
+        managed_keys,
+    ))
 }

-/// Convenience function for setting up the gateway for a client given a `Config`. Depending on the
-/// arguments given it will do the sensible thing. Either it will
-///
-/// a. Reuse existing gateway configuration from storage.
-/// b. Create a new gateway configuration but keep existing keys. This assumes that the caller
-///    knows what they are doing and that the keys match the requested gateway.
-/// c. Create a new gateway configuration with a newly registered gateway and keys.
-pub async fn setup_gateway_from_config<KSt>(
-    key_store: &KSt,
-    register_gateway: bool,
-    user_chosen_gateway_id: Option<identity::PublicKey>,
-    config: &Config,
-    by_latency: bool,
-) -> Result<GatewayEndpointConfig, ClientCoreError>
+pub async fn setup_gateway<K, D>(
+    setup: &GatewaySetup,
+    key_store: &K,
+    details_store: &D,
+    overwrite_data: bool,
+    validator_servers: Option<&[Url]>,
+) -> Result<InitialisationDetails, ClientCoreError>
 where
-    KSt: KeyStore,
-    <KSt as KeyStore>::StorageError: Send + Sync + 'static,
+    K: KeyStore,
+    D: GatewayDetailsStore,
+    K::StorageError: Send + Sync + 'static,
+    D::StorageError: Send + Sync + 'static,
 {
-    // If we are not going to register gateway, and an explicitly chosen gateway is not passed in,
-    // load the existing configuration file
-    if !register_gateway && user_chosen_gateway_id.is_none() {
-        eprintln!("Not registering gateway, will reuse existing config and keys");
-        return Ok(config.client.gateway_endpoint.clone());
-    }
-
-    let gateway_setup = GatewaySetup::new(
-        None,
-        user_chosen_gateway_id.map(|id| id.to_base58_string()),
-        Some(by_latency),
-    );
-    // Else, we proceed by querying the nym-api
-    let gateway = gateway_setup
-        .try_get_gateway_details(&config.get_nym_api_endpoints())
-        .await?;
-    log::debug!("Querying gateway gives: {:?}", gateway);
-
-    // If we are not registering, just return this and assume the caller has the keys already and
-    // wants to keep the,
-    if !register_gateway && user_chosen_gateway_id.is_some() {
-        eprintln!("Using gateway provided by user, keeping existing keys");
-        return Ok(gateway);
-    }
-
    let mut rng = OsRng;
-    let mut managed_keys =
-        crate::client::key_manager::ManagedKeys::load_or_generate(&mut rng, key_store).await;
+    let gateways = current_gateways(&mut rng, validator_servers.unwrap_or_default()).await?;

-    // Create new keys and derive our identity
-    let our_identity = managed_keys.identity_keypair();
-
-    // Establish connection, authenticate and generate keys for talking with the gateway
-    eprintln!("Registering with new gateway");
-    let shared_keys = helpers::register_with_gateway(&gateway, our_identity).await?;
-    managed_keys
-        .deal_with_gateway_key(shared_keys, key_store)
-        .await
-        .map_err(|source| ClientCoreError::KeyStoreError {
-            source: Box::new(source),
-        })?;
-
-    Ok(gateway)
-}
-
-/// Get the full client address from the client keys and the gateway identity
-pub fn get_client_address(
-    key_manager: &KeyManager,
-    gateway_config: &GatewayEndpointConfig,
-) -> Recipient {
-    Recipient::new(
-        *key_manager.identity_keypair().public_key(),
-        *key_manager.encryption_keypair().public_key(),
-        // TODO: below only works under assumption that gateway address == gateway id
-        // (which currently is true)
-        NodeIdentity::from_base58_string(&gateway_config.gateway_id).unwrap(),
+    setup_gateway_from(
+        setup,
+        key_store,
+        details_store,
+        overwrite_data,
+        Some(&gateways),
    )
-}
-
-/// Get the client address by loading the keys from stored files.
-// TODO: rethink that sucker
-pub fn get_client_address_from_stored_ondisk_keys(
-    keys_paths: &ClientKeysPaths,
-    gateway_config: &GatewayEndpointConfig,
-) -> Result<Recipient, ClientCoreError> {
-    let public_identity: identity::PublicKey =
-        nym_pemstore::load_key(&keys_paths.public_identity_key_file)?;
-    let public_encryption: encryption::PublicKey =
-        nym_pemstore::load_key(&keys_paths.public_encryption_key_file)?;
-
-    let client_recipient = Recipient::new(
-        public_identity,
-        public_encryption,
-        // TODO: below only works under assumption that gateway address == gateway id
-        // (which currently is true)
-        NodeIdentity::from_base58_string(&gateway_config.gateway_id)?,
-    );
-
-    Ok(client_recipient)
+    .await
 }

 pub fn output_to_json<T: Serialize>(init_results: &T, output_file: &str) {
@@ -724,7 +724,7 @@ impl<C, St> GatewayClient<C, St> {
        Ok(())
    }

-    async fn try_reconnect(&mut self) -> Result<(), GatewayClientError> {
+    pub async fn try_reconnect(&mut self) -> Result<(), GatewayClientError> {
        if !self.connection.is_established() {
            self.establish_connection().await?;
        }
@@ -738,6 +738,12 @@ impl<C, St> GatewayClient<C, St> {
        Ok(())
    }

+    pub async fn disconnect(&mut self) -> Result<(), GatewayClientError> {
+        self.recover_socket_connection().await?;
+        self.connection = SocketState::NotConnected;
+        Ok(())
+    }
+
    pub async fn authenticate_and_start(&mut self) -> Result<Arc<SharedKeys>, GatewayClientError>
    where
        C: DkgQueryClient + Send + Sync,
@@ -48,17 +48,21 @@ impl PacketRouter {
        // data he takes the SURB-ACK and first hop address.
        // currently SURB-ACKs are attached in EVERY packet, even cover, so this is always true
        let ack_overhead = PacketSize::AckPacket.size() + MAX_NODE_ADDRESS_UNPADDED_LEN;
+        let outfox_ack_overhead =
+            PacketSize::OutfoxAckPacket.size() + MAX_NODE_ADDRESS_UNPADDED_LEN;

        for received_packet in unwrapped_packets {
            if received_packet.len() == PacketSize::AckPacket.plaintext_size()
-                || received_packet.len() == PacketSize::OutfoxAckPacket.plaintext_size()
+            // we don't know the real size of the payload, it could be anything <= 48 bytes
+                || received_packet.len() <= PacketSize::OutfoxAckPacket.plaintext_size()
            {
                received_acks.push(received_packet);
            } else if received_packet.len()
                == PacketSize::RegularPacket.plaintext_size() - ack_overhead
                || received_packet.len()
-                    == PacketSize::OutfoxRegularPacket.plaintext_size() - ack_overhead
-                || received_packet.len() == PacketSize::OutfoxRegularPacket.size() - 6
+                    == PacketSize::OutfoxRegularPacket.plaintext_size() - outfox_ack_overhead
+                || received_packet.len()
+                    == PacketSize::OutfoxRegularPacket.size() - outfox_ack_overhead
            {
                trace!("routing regular packet");
                received_messages.push(received_packet);
@@ -1,4 +1,4 @@
-// Copyright 2021-2022 - Nym Technologies SA <contact@nymtech.net>
+// Copyright 2021-2023 - Nym Technologies SA <contact@nymtech.net>
 // SPDX-License-Identifier: Apache-2.0

 use crate::error::GatewayClientError;
@@ -13,6 +13,7 @@ colored = "2.0"

 nym-coconut-dkg-common = { path = "../../cosmwasm-smart-contracts/coconut-dkg" }
 nym-contracts-common = { path = "../../cosmwasm-smart-contracts/contracts-common" }
+nym-ephemera-common = { path = "../../cosmwasm-smart-contracts/ephemera" }
 nym-mixnet-contract-common = { path = "../../cosmwasm-smart-contracts/mixnet-contract" }
 nym-vesting-contract-common = { path = "../../cosmwasm-smart-contracts/vesting-contract" }
 nym-coconut-bandwidth-contract-common = { path = "../../cosmwasm-smart-contracts/coconut-bandwidth-contract" }
@@ -29,6 +30,7 @@ log = { workspace = true }
 url = { version = "2.2", features = ["serde"] }
 tokio = { version = "1.24.1", features = ["sync", "time"] }
 futures = "0.3"
+openssl = { version = "0.10", features = ["vendored"], optional = true }

 nym-coconut-interface = { path = "../../coconut-interface" }
 nym-network-defaults = { path = "../../network-defaults" }
@@ -40,7 +42,7 @@ nym-api-requests = { path = "../../../nym-api/nym-api-requests" }
 async-trait = { workspace = true, optional = true }
 bip39 = { workspace = true, features = ["rand"], optional = true }
 nym-config = { path = "../../config", optional = true }
-cosmrs = { git = "https://github.com/neacsu/cosmos-rust", branch = "neacsu/feegrant_support", features = ["rpc", "bip32", "cosmwasm"], optional = true }
+cosmrs = { workspace = true, features = ["rpc", "bip32", "cosmwasm"], optional = true }
 # note that this has the same version as used by cosmrs
 eyre = { version = "0.6", optional = true }
 cw3 = { workspace = true, optional = true }
@@ -54,7 +56,7 @@ cosmwasm-std = { workspace = true, optional = true }

 [dev-dependencies]
 bip39 = { workspace = true }
-cosmrs = { git = "https://github.com/neacsu/cosmos-rust", branch = "neacsu/feegrant_support", features = ["rpc", "bip32"] }
+cosmrs = { workspace = true, features = ["rpc", "bip32"] }
 tokio = { version = "1.24.1", features = ["rt-multi-thread", "macros"] }
 ts-rs = "6.1.2"

@@ -77,13 +79,14 @@ required-features = ["nyxd-client"]
 nyxd-client = [
    "async-trait",
    "cosmrs",
+    "cosmwasm-std",
    "cw3",
    "cw4",
-    "prost",
    "flate2",
-    "sha2",
    "itertools",
-    "cosmwasm-std",
+    "openssl",
+    "prost",
+    "sha2",
    "signing"
 ]
 signing = [
@@ -1,4 +1,4 @@
-// Copyright 2021-2022 - Nym Technologies SA <contact@nymtech.net>
+// Copyright 2021-2023 - Nym Technologies SA <contact@nymtech.net>
 // SPDX-License-Identifier: Apache-2.0

 use crate::{nym_api, ValidatorClientError};
@@ -17,7 +17,7 @@ pub use nym_mixnet_contract_common::{
 use url::Url;

 #[cfg(feature = "nyxd-client")]
-use crate::nyxd::traits::{DkgQueryClient, MixnetQueryClient};
+use crate::nyxd::traits::{DkgQueryClient, EphemeraQueryClient, MixnetQueryClient};
 #[cfg(feature = "nyxd-client")]
 use crate::nyxd::{self, CosmWasmClient, NyxdClient, QueryNyxdClient, SigningNyxdClient};
 #[cfg(feature = "nyxd-client")]
@@ -29,6 +29,8 @@ use nym_coconut_dkg_common::{types::EpochId, verification_key::ContractVKShare};
 #[cfg(feature = "nyxd-client")]
 use nym_coconut_interface::Base58;
 #[cfg(feature = "nyxd-client")]
+use nym_ephemera_common::types::JsonPeerInfo;
+#[cfg(feature = "nyxd-client")]
 use nym_mixnet_contract_common::{
    families::{Family, FamilyHead},
    mixnode::MixNodeBond,
@@ -569,6 +571,26 @@ impl<C> Client<C> {

        Ok(events)
    }
+
+    pub async fn get_all_ephemera_peers(&self) -> Result<Vec<JsonPeerInfo>, ValidatorClientError>
+    where
+        C: CosmWasmClient + Sync + Send,
+    {
+        let mut peers = Vec::new();
+        let mut start_after = None;
+        loop {
+            let mut paged_response = self.get_peers_paged(start_after.take(), None).await?;
+            peers.append(&mut paged_response.peers);
+
+            if let Some(start_after_res) = paged_response.start_next_after {
+                start_after = Some(start_after_res.to_string())
+            } else {
+                break;
+            }
+        }
+
+        Ok(peers)
+    }
 }

 // validator-api wrappers
@@ -1,4 +1,4 @@
-// Copyright 2021-2022 - Nym Technologies SA <contact@nymtech.net>
+// Copyright 2021-2023 - Nym Technologies SA <contact@nymtech.net>
 // SPDX-License-Identifier: Apache-2.0

 use crate::nym_api::error::NymAPIError;
@@ -1,4 +1,4 @@
-// Copyright 2021-2022 - Nym Technologies SA <contact@nymtech.net>
+// Copyright 2021-2023 - Nym Technologies SA <contact@nymtech.net>
 // SPDX-License-Identifier: Apache-2.0

 // TODO: There's a significant argument to pull those out of the package and make a PR on https://github.com/cosmos/cosmos-rust/
@@ -127,7 +127,7 @@ impl GasAdjustable for Gas {
 mod sealed {
    use cosmrs::tx::{self, Gas};
    use cosmrs::Coin as CosmosCoin;
-    use cosmrs::{AccountId, Decimal as CosmosDecimal, Denom as CosmosDenom};
+    use cosmrs::{AccountId, Denom as CosmosDenom};
    use serde::{Deserialize, Deserializer, Serialize, Serializer};

    fn cosmos_denom_inner_getter(val: &CosmosDenom) -> String {
@@ -144,29 +144,11 @@ mod sealed {
        }
    }

-    fn cosmos_decimal_inner_getter(val: &CosmosDecimal) -> u64 {
-        // haha, this code is so disgusting. I'll make a PR on cosmrs to slightly alleviate those issues...
-        // note: unwrap here is fine as the to_string is just returning a stringified u64 which, well, is a valid u64
-        val.to_string().parse().unwrap()
-    }
-
-    // at the time of writing it the current cosmrs' Decimal is extremely limited...
-    #[derive(Serialize, Deserialize)]
-    #[serde(remote = "CosmosDecimal")]
-    struct Decimal(#[serde(getter = "cosmos_decimal_inner_getter")] u64);
-
-    impl From<Decimal> for CosmosDecimal {
-        fn from(val: Decimal) -> Self {
-            val.0.into()
-        }
-    }
-
    #[derive(Serialize, Deserialize, Clone)]
    struct Coin {
        #[serde(with = "Denom")]
        denom: CosmosDenom,
-        #[serde(with = "Decimal")]
-        amount: CosmosDecimal,
+        amount: u128,
    }

    impl From<Coin> for CosmosCoin {
@@ -39,7 +39,7 @@ pub use cosmrs::tendermint::validator::Info as TendermintValidatorInfo;
 pub use cosmrs::tendermint::Time as TendermintTime;
 pub use cosmrs::tx::{self, Gas};
 pub use cosmrs::Coin as CosmosCoin;
-pub use cosmrs::{bip32, AccountId, Decimal, Denom};
+pub use cosmrs::{bip32, AccountId, Denom};
 use cosmwasm_std::Addr;
 pub use cosmwasm_std::Coin as CosmWasmCoin;
 pub use fee::{gas_price::GasPrice, GasAdjustable, GasAdjustment};
@@ -67,6 +67,7 @@ pub struct Config {
    pub(crate) group_contract_address: Option<AccountId>,
    pub(crate) multisig_contract_address: Option<AccountId>,
    pub(crate) coconut_dkg_contract_address: Option<AccountId>,
+    pub(crate) ephemera_contract_address: Option<AccountId>,
    pub(crate) service_provider_contract_address: Option<AccountId>,
    pub(crate) name_service_contract_address: Option<AccountId>,
    // TODO: add this in later commits
@@ -133,6 +134,10 @@ impl Config {
                details.contracts.coconut_dkg_contract_address.as_ref(),
                prefix,
            )?,
+            ephemera_contract_address: Self::parse_optional_account(
+                details.contracts.ephemera_contract_address.as_ref(),
+                prefix,
+            )?,
            service_provider_contract_address: Self::parse_optional_account(
                details
                    .contracts
@@ -263,6 +268,10 @@ impl<C> NyxdClient<C> {
        self.config.service_provider_contract_address = Some(address);
    }

+    pub fn set_ephemera_contract_address(&mut self, address: AccountId) {
+        self.config.ephemera_contract_address = Some(address);
+    }
+
    // TODO: this should get changed into Result<&AccountId, NyxdError> (or Option<&AccountId> in future commits
    // note: what unwrap is doing here is just moving a failure that would have normally
    // occurred in `connect` when attempting to parse an empty address,
@@ -321,6 +330,14 @@ impl<C> NyxdClient<C> {
        self.config.coconut_dkg_contract_address.as_ref().unwrap()
    }

+    // TODO: this should get changed into Result<&AccountId, NyxdError> (or Option<&AccountId> in future commits
+    // note: what unwrap is doing here is just moving a failure that would have normally
+    // occurred in `connect` when attempting to parse an empty address,
+    // so it's not introducing new source of failure (just moves it)
+    pub fn ephemera_contract_address(&self) -> &AccountId {
+        self.config.ephemera_contract_address.as_ref().unwrap()
+    }
+
    // The service provider directory contract is optional, so we return an Option not a Result
    pub fn service_provider_contract_address(&self) -> Option<&AccountId> {
        self.config.service_provider_contract_address.as_ref()
@@ -0,0 +1,53 @@
+// Copyright 2023 - Nym Technologies SA <contact@nymtech.net>
+// SPDX-License-Identifier: Apache-2.0
+
+use crate::nyxd::error::NyxdError;
+use crate::nyxd::{CosmWasmClient, NyxdClient};
+use async_trait::async_trait;
+use nym_ephemera_common::msg::QueryMsg as EphemeraQueryMsg;
+use nym_ephemera_common::peers::PagedPeerResponse;
+use serde::Deserialize;
+
+#[async_trait]
+pub trait EphemeraQueryClient {
+    async fn query_ephemera_contract<T>(&self, query: EphemeraQueryMsg) -> Result<T, NyxdError>
+    where
+        for<'a> T: Deserialize<'a>;
+
+    async fn get_peers_paged(
+        &self,
+        start_after: Option<String>,
+        limit: Option<u32>,
+    ) -> Result<PagedPeerResponse, NyxdError> {
+        let request = EphemeraQueryMsg::GetPeers { start_after, limit };
+        self.query_ephemera_contract(request).await
+    }
+}
+
+#[async_trait]
+impl<C> EphemeraQueryClient for NyxdClient<C>
+where
+    C: CosmWasmClient + Send + Sync,
+{
+    async fn query_ephemera_contract<T>(&self, query: EphemeraQueryMsg) -> Result<T, NyxdError>
+    where
+        for<'a> T: Deserialize<'a>,
+    {
+        self.client
+            .query_contract_smart(self.ephemera_contract_address(), &query)
+            .await
+    }
+}
+
+#[async_trait]
+impl<C> EphemeraQueryClient for crate::Client<C>
+where
+    C: CosmWasmClient + Sync + Send,
+{
+    async fn query_ephemera_contract<T>(&self, query: EphemeraQueryMsg) -> Result<T, NyxdError>
+    where
+        for<'a> T: Deserialize<'a>,
+    {
+        self.nyxd.query_ephemera_contract(query).await
+    }
+}
@@ -0,0 +1,43 @@
+// Copyright 2023 - Nym Technologies SA <contact@nymtech.net>
+// SPDX-License-Identifier: Apache-2.0
+
+use crate::nyxd::cosmwasm_client::types::ExecuteResult;
+use crate::nyxd::error::NyxdError;
+use crate::nyxd::{Fee, NyxdClient, SigningCosmWasmClient};
+use async_trait::async_trait;
+use nym_ephemera_common::msg::ExecuteMsg as EphemeraExecuteMsg;
+use nym_ephemera_common::types::JsonPeerInfo;
+
+#[async_trait]
+pub trait EphemeraSigningClient {
+    async fn register_as_peer(
+        &self,
+        peer_info: JsonPeerInfo,
+        fee: Option<Fee>,
+    ) -> Result<ExecuteResult, NyxdError>;
+}
+
+#[async_trait]
+impl<C> EphemeraSigningClient for NyxdClient<C>
+where
+    C: SigningCosmWasmClient + Send + Sync,
+{
+    async fn register_as_peer(
+        &self,
+        peer_info: JsonPeerInfo,
+        fee: Option<Fee>,
+    ) -> Result<ExecuteResult, NyxdError> {
+        let req = EphemeraExecuteMsg::RegisterPeer { peer_info };
+
+        self.client
+            .execute(
+                self.address(),
+                self.ephemera_contract_address(),
+                &req,
+                fee.unwrap_or_default(),
+                format!("registering {} as an ephemera peer", self.address()),
+                vec![],
+            )
+            .await
+    }
+}
@@ -1,10 +1,12 @@
-// Copyright 2021-2022 - Nym Technologies SA <contact@nymtech.net>
+// Copyright 2021-2023 - Nym Technologies SA <contact@nymtech.net>
 // SPDX-License-Identifier: Apache-2.0

 // TODO: expose query-related capabilities to wasm client...

 mod coconut_bandwidth_query_client;
 mod dkg_query_client;
+mod ephemera_query_client;
+mod ephemera_signing_client;
 mod group_query_client;
 mod mixnet_query_client;
 mod multisig_query_client;
@@ -24,6 +26,7 @@ mod name_service_signing_client;

 pub use coconut_bandwidth_query_client::CoconutBandwidthQueryClient;
 pub use dkg_query_client::DkgQueryClient;
+pub use ephemera_query_client::EphemeraQueryClient;
 pub use group_query_client::GroupQueryClient;
 pub use mixnet_query_client::MixnetQueryClient;
 pub use multisig_query_client::MultisigQueryClient;
@@ -33,6 +36,7 @@ pub use vesting_query_client::VestingQueryClient;

 pub use coconut_bandwidth_signing_client::CoconutBandwidthSigningClient;
 pub use dkg_signing_client::DkgSigningClient;
+pub use ephemera_signing_client::EphemeraSigningClient;
 pub use mixnet_signing_client::MixnetSigningClient;
 pub use multisig_signing_client::MultisigSigningClient;
 pub use name_service_signing_client::NameServiceSigningClient;
@@ -1,12 +1,12 @@
 use async_trait::async_trait;
 use cosmrs::AccountId;
-use nym_contracts_common::ContractBuildInformation;
+use nym_contracts_common::{signing::Nonce, ContractBuildInformation};
 use nym_service_provider_directory_common::{
    msg::QueryMsg as SpQueryMsg,
    response::{
        ConfigResponse, PagedServicesListResponse, ServiceInfoResponse, ServicesListResponse,
    },
-    NymAddress, ServiceId, ServiceInfo,
+    NymAddress, Service, ServiceId,
 };
 use serde::Deserialize;

@@ -63,17 +63,14 @@ pub trait SpDirectoryQueryClient {
            .await
    }

-    async fn get_all_services(&self) -> Result<Vec<ServiceInfo>, NyxdError> {
+    async fn get_all_services(&self) -> Result<Vec<Service>, NyxdError> {
        let mut services = Vec::new();
        let mut start_after = None;
-
        loop {
            let mut paged_response = self.get_services_paged(start_after.take(), None).await?;
-
-            let last_id = paged_response.services.last().map(|serv| serv.service_id);
            services.append(&mut paged_response.services);

-            if let Some(start_after_res) = last_id {
+            if let Some(start_after_res) = paged_response.start_next_after {
                start_after = Some(start_after_res)
            } else {
                break;
@@ -82,6 +79,13 @@ pub trait SpDirectoryQueryClient {

        Ok(services)
    }
+
+    async fn get_service_signing_nonce(&self, address: &AccountId) -> Result<Nonce, NyxdError> {
+        self.query_service_provider_contract(SpQueryMsg::SigningNonce {
+            address: address.to_string(),
+        })
+        .await
+    }
 }

 #[async_trait]
@@ -2,8 +2,9 @@
 // SPDX-License-Identifier: Apache-2.0

 use async_trait::async_trait;
+use nym_contracts_common::signing::MessageSignature;
 use nym_service_provider_directory_common::{
-    msg::ExecuteMsg as SpExecuteMsg, NymAddress, ServiceId, ServiceType,
+    msg::ExecuteMsg as SpExecuteMsg, NymAddress, ServiceDetails, ServiceId,
 };

 use crate::nyxd::{
@@ -22,16 +23,16 @@ pub trait SpDirectorySigningClient {

    async fn announce_service_provider(
        &self,
-        nym_address: NymAddress,
-        service_type: ServiceType,
+        service: ServiceDetails,
+        owner_signature: MessageSignature,
        deposit: Coin,
        fee: Option<Fee>,
    ) -> Result<ExecuteResult, NyxdError> {
        self.execute_service_provider_directory_contract(
            fee,
            SpExecuteMsg::Announce {
-                nym_address,
-                service_type,
+                service,
+                owner_signature,
            },
            vec![deposit],
        )
@@ -14,7 +14,7 @@ clap = { version = "4.0", features = ["derive"] }
 cw-utils = { workspace = true }
 handlebars = "3.0.1"
 humantime-serde = "1.0"
-k256 = { version = "0.10", features = ["ecdsa", "sha256"] }
+k256 = { workspace = true, features = ["ecdsa", "sha256"] }
 log = { workspace = true }
 rand = {version = "0.6", features = ["std"] }
 serde = { version = "1.0", features = ["derive"] }
@@ -25,7 +25,7 @@ toml = "0.5.6"
 url = "2.2"
 tap = "1"

-cosmrs = { git = "https://github.com/neacsu/cosmos-rust", branch = "neacsu/feegrant_support" }
+cosmrs = { workspace = true }
 cosmwasm-std = { workspace = true }

 nym-validator-client = { path = "../client-libs/validator-client", features = ["nyxd-client"] }
@@ -40,3 +40,7 @@ nym-coconut-dkg-common = { path = "../cosmwasm-smart-contracts/coconut-dkg" }
 nym-multisig-contract-common = { path = "../cosmwasm-smart-contracts/multisig-contract" }
 nym-service-provider-directory-common = { path = "../cosmwasm-smart-contracts/service-provider-directory" }
 nym-name-service-common = { path = "../cosmwasm-smart-contracts/name-service" }
+nym-sphinx = { path = "../../common/nymsphinx" }
+
+nym-pemstore = { path = "../../common/pemstore", version = "0.3.0" }
+nym-types = { path = "../../common/types" }
@@ -56,6 +56,8 @@ pub async fn generate(args: Args) {
                .expect("threshold can't be converted to Decimal"),
        },
        max_voting_period: Duration::Time(args.max_voting_period),
+        executor: None,
+        proposal_deposit: None,
        coconut_bandwidth_contract_address: coconut_bandwidth_contract_address.to_string(),
        coconut_dkg_contract_address: coconut_dkg_contract_address.to_string(),
    };
@@ -14,6 +14,7 @@ pub struct Mixnet {
    pub command: MixnetCommands,
 }

+#[allow(clippy::large_enum_variant)]
 #[derive(Debug, Subcommand)]
 pub enum MixnetCommands {
    /// Query the mixnet directory
@@ -0,0 +1,68 @@
+use clap::{Args, Parser, Subcommand};
+use nym_bin_common::output_format::OutputFormat;
+use nym_crypto::asymmetric::identity;
+use nym_types::helpers::ConsoleSigningOutput;
+use nym_validator_client::nyxd::error::NyxdError;
+use std::path::PathBuf;
+
+#[derive(Debug, Args)]
+#[clap(args_conflicts_with_subcommands = true, subcommand_required = true)]
+pub struct MixnetOperatorsIdentityKey {
+    #[clap(subcommand)]
+    pub command: MixnetOperatorsIdentityKeyCommands,
+}
+
+#[derive(Debug, Subcommand)]
+pub enum MixnetOperatorsIdentityKeyCommands {
+    /// Register a name alias for a nym address
+    Sign(SignArgs),
+}
+
+#[derive(Debug, Parser)]
+pub struct SignArgs {
+    /// Path to private identity key (example: private_identity_key.pem)
+    #[clap(long)]
+    private_key: PathBuf,
+
+    /// Base58 encoded message to sign
+    #[clap(long)]
+    base58_msg: String,
+
+    #[clap(short, long, default_value_t = OutputFormat::default())]
+    output: OutputFormat,
+}
+
+pub async fn sign(args: SignArgs) -> Result<(), NyxdError> {
+    eprintln!(">>> loading: {}", args.private_key.display());
+    let private_identity_key: identity::PrivateKey =
+        nym_pemstore::load_key(args.private_key).expect("failed to load key");
+
+    print_signed_msg(&private_identity_key, &args.base58_msg, args.output);
+    Ok(())
+}
+
+fn print_signed_msg(private_key: &identity::PrivateKey, raw_msg: &str, output: OutputFormat) {
+    let trimmed = raw_msg.trim();
+    eprintln!(">>> attempting to sign: {trimmed}");
+
+    let Ok(decoded) = bs58::decode(trimmed).into_vec() else {
+        println!("failed to base58 decode the message, did you copy it correctly?");
+        return;
+    };
+
+    eprintln!(">>> decoding the message...");
+
+    // we don't really care about what particular information is embedded inside of it,
+    // we just want to know if user correctly copied the string, i.e. whether it's a valid bs58 encoded json
+    if serde_json::from_slice::<serde_json::Value>(&decoded).is_err() {
+        println!("failed to parse the message after decoding, did you copy it correctly?");
+        return;
+    };
+
+    // if this is a valid json, it MUST be a valid string
+    let decoded_string = String::from_utf8(decoded.clone()).unwrap();
+    let signature = private_key.sign(&decoded).to_base58_string();
+
+    let sign_output = ConsoleSigningOutput::new(decoded_string, signature);
+    println!("{}", output.format(&sign_output));
+}
@@ -4,6 +4,7 @@
 use clap::{Args, Subcommand};

 pub mod gateway;
+pub mod identity_key;
 pub mod mixnode;
 pub mod name;
 pub mod service;
@@ -15,6 +16,7 @@ pub struct MixnetOperators {
    pub command: MixnetOperatorsCommands,
 }

+#[allow(clippy::large_enum_variant)]
 #[derive(Debug, Subcommand)]
 pub enum MixnetOperatorsCommands {
    /// Manage your mixnode
@@ -25,4 +27,6 @@ pub enum MixnetOperatorsCommands {
    ServiceProvider(service::MixnetOperatorsService),
    /// Manage your registered name
    Name(name::MixnetOperatorsName),
+    /// Sign messages using your private identity key
+    IdentityKey(identity_key::MixnetOperatorsIdentityKey),
 }
@@ -1,6 +1,7 @@
 use clap::Parser;
 use log::info;
-use nym_service_provider_directory_common::{Coin, NymAddress, ServiceType};
+use nym_contracts_common::signing::MessageSignature;
+use nym_service_provider_directory_common::{Coin, NymAddress, ServiceDetails, ServiceType};
 use nym_validator_client::nyxd::traits::SpDirectorySigningClient;

 use crate::context::SigningClient;
@@ -10,9 +11,15 @@ pub struct Args {
    #[clap(long)]
    pub nym_address: String,

+    #[clap(long)]
+    pub signature: MessageSignature,
+
    /// Deposit to be made to the service provider directory, in curent DENOMINATION (e.g. 'unym')
    #[clap(long)]
    pub deposit: u128,
+
+    #[clap(long)]
+    pub identity_key: String,
 }

 pub async fn announce(args: Args, client: SigningClient) {
@@ -20,12 +27,17 @@ pub async fn announce(args: Args, client: SigningClient) {

    let nym_address = NymAddress::Address(args.nym_address);
    let service_type = ServiceType::NetworkRequester;
+    let service = ServiceDetails {
+        nym_address,
+        service_type,
+        identity_key: args.identity_key,
+    };

    let denom = client.current_chain_details().mix_denom.base.as_str();
    let deposit = Coin::new(args.deposit, denom);

    let res = client
-        .announce_service_provider(nym_address, service_type, deposit.into(), None)
+        .announce_service_provider(service, args.signature, deposit.into(), None)
        .await
        .expect("Failed to announce service provider");

@@ -0,0 +1,61 @@
+// Copyright 2023 - Nym Technologies SA <contact@nymtech.net>
+// SPDX-License-Identifier: Apache-2.0
+
+use crate::{
+    context::SigningClient,
+    utils::{account_id_to_cw_addr, DataWrapper},
+};
+
+use clap::Parser;
+use cosmwasm_std::Coin;
+
+use nym_bin_common::output_format::OutputFormat;
+use nym_service_provider_directory_common::{
+    signing_types::construct_service_provider_announce_sign_payload, NymAddress,
+    ServiceType::NetworkRequester,
+};
+use nym_sphinx::addressing::clients::Recipient;
+use nym_validator_client::nyxd::traits::SpDirectoryQueryClient;
+
+#[derive(Debug, Parser)]
+pub struct Args {
+    #[clap(long)]
+    pub nym_address: Recipient,
+
+    #[clap(long)]
+    pub amount: u128,
+
+    #[clap(long)]
+    pub identity_key: String,
+
+    #[clap(short, long, default_value_t = OutputFormat::default())]
+    output: OutputFormat,
+}
+
+pub async fn create_payload(args: Args, client: SigningClient) {
+    let service = nym_service_provider_directory_common::ServiceDetails {
+        nym_address: NymAddress::new(&args.nym_address.to_string()),
+        service_type: NetworkRequester,
+        identity_key: args.identity_key,
+    };
+
+    let denom = client.current_chain_details().mix_denom.base.as_str();
+    let deposit = Coin::new(args.amount, denom);
+
+    let nonce = match client.get_service_signing_nonce(client.address()).await {
+        Ok(nonce) => nonce,
+        Err(err) => {
+            eprint!(
+                "failed to query for the signing nonce of {}: {err}",
+                client.address()
+            );
+            return;
+        }
+    };
+
+    let address = account_id_to_cw_addr(client.address());
+    let payload =
+        construct_service_provider_announce_sign_payload(nonce, address, deposit, service);
+    let wrapper = DataWrapper::new(payload.to_base58_string().unwrap());
+    println!("{}", args.output.format(&wrapper))
+}
@@ -1,6 +1,7 @@
 use clap::{Args, Subcommand};

 pub mod announce;
+pub mod announce_sign_payload;
 pub mod delete;

 #[derive(Debug, Args)]
@@ -10,10 +11,13 @@ pub struct MixnetOperatorsService {
    pub command: MixnetOperatorsServiceCommands,
 }

+#[allow(clippy::large_enum_variant)]
 #[derive(Debug, Subcommand)]
 pub enum MixnetOperatorsServiceCommands {
    /// Announce service provider to the world
    Announce(announce::Args),
    /// Delete entry for service provider from the directory
    Delete(delete::Args),
+    /// Create base58-encoded payload required for producing valid announce signature.
+    CreateServiceAnnounceSignPayload(announce_sign_payload::Args),
 }
@@ -37,7 +37,7 @@ pub async fn query(args: Args, client: &QueryClientWithNyxd) {
                for service in res.services {
                    table.add_row(vec![
                        service.service_id.to_string(),
-                        service.service.announcer.to_string(),
+                        service.announcer.to_string(),
                        service.service.service_type.to_string(),
                        service.service.nym_address.to_string(),
                    ]);
@@ -17,6 +17,7 @@ pub mod helpers;
 pub mod legacy_helpers;

 pub const NYM_DIR: &str = ".nym";
+pub const DEFAULT_NYM_APIS_DIR: &str = "nym-api";
 pub const DEFAULT_CONFIG_DIR: &str = "config";
 pub const DEFAULT_DATA_DIR: &str = "data";
 pub const DEFAULT_CONFIG_FILENAME: &str = "config.toml";
@@ -14,7 +14,7 @@ pub struct InstantiateMsg {
    pub mix_denom: String,
 }

-#[derive(Serialize, Deserialize, Clone, Debug, PartialEq, JsonSchema)]
+#[derive(Serialize, Deserialize, Clone, Debug, PartialEq, Eq, JsonSchema)]
 #[serde(rename_all = "snake_case")]
 pub enum ExecuteMsg {
    DepositFunds { data: DepositData },
@@ -8,7 +8,7 @@ use serde::{Deserialize, Serialize};

 use crate::msg::ExecuteMsg;

-#[derive(Serialize, Deserialize, Clone, Debug, PartialEq, JsonSchema)]
+#[derive(Serialize, Deserialize, Clone, Debug, PartialEq, Eq, JsonSchema)]
 pub struct SpendCredentialData {
    funds: Coin,
    blinded_serial_number: String,
@@ -43,7 +43,7 @@ pub enum SpendCredentialStatus {
    Spent,
 }

-#[derive(Clone, Debug, Deserialize, PartialEq, Serialize, JsonSchema)]
+#[derive(Clone, Debug, Deserialize, PartialEq, Eq, Serialize, JsonSchema)]
 pub struct SpendCredential {
    funds: Coin,
    blinded_serial_number: String,
@@ -74,7 +74,7 @@ impl SpendCredential {
    }
 }

-#[derive(Clone, Debug, Deserialize, PartialEq, Serialize, JsonSchema)]
+#[derive(Clone, Debug, Deserialize, PartialEq, Eq, Serialize, JsonSchema)]
 pub struct PagedSpendCredentialResponse {
    pub spend_credentials: Vec<SpendCredential>,
    pub per_page: usize,
@@ -95,7 +95,7 @@ impl PagedSpendCredentialResponse {
    }
 }

-#[derive(Clone, Debug, Deserialize, PartialEq, Serialize, JsonSchema)]
+#[derive(Clone, Debug, Deserialize, PartialEq, Eq, Serialize, JsonSchema)]
 pub struct SpendCredentialResponse {
    pub spend_credential: Option<SpendCredential>,
 }
@@ -1,6 +1,6 @@
 [package]
 name = "nym-contracts-common"
-version = "0.4.0"
+version = "0.5.0"
 description = "Common library for Nym cosmwasm contracts"
 edition = { workspace = true }
 authors = { workspace = true }
@@ -15,7 +15,7 @@ pub type Nonce = u32;

 // define this type explicitly for [hopefully] better usability
 // (so you wouldn't need to worry about whether you should use bytes, bs58, etc.)
-#[derive(Clone, Debug, PartialEq, JsonSchema)]
+#[derive(Clone, Debug, PartialEq, Eq, JsonSchema)]
 pub struct MessageSignature(Vec<u8>);

 impl MessageSignature {
@@ -11,6 +11,9 @@ use std::ops::Mul;
 use std::str::FromStr;
 use thiserror::Error;

+pub type IdentityKey = String;
+pub type IdentityKeyRef<'a> = &'a str;
+
 pub fn truncate_decimal(amount: Decimal) -> Uint128 {
    amount * Uint128::new(1)
 }
@@ -0,0 +1,14 @@
+[package]
+name = "nym-ephemera-common"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+cosmwasm-std = { workspace = true }
+cw-utils = { workspace = true }
+schemars = "0.8"
+serde = { version = "1.0.103", default-features = false, features = ["derive"] }
+
+contracts-common = { path = "../contracts-common", package = "nym-contracts-common" }
@@ -0,0 +1,3 @@
+pub mod msg;
+pub mod peers;
+pub mod types;
@@ -0,0 +1,31 @@
+// Copyright 2021 - Nym Technologies SA <contact@nymtech.net>
+// SPDX-License-Identifier: Apache-2.0
+
+use crate::types::JsonPeerInfo;
+use schemars::JsonSchema;
+use serde::{Deserialize, Serialize};
+
+#[derive(Serialize, Deserialize, Clone, Debug, PartialEq, Eq, JsonSchema)]
+pub struct InstantiateMsg {
+    pub group_addr: String,
+    pub mix_denom: String,
+}
+
+#[derive(Serialize, Deserialize, Clone, Debug, Eq, PartialEq, JsonSchema)]
+#[serde(rename_all = "snake_case")]
+pub enum ExecuteMsg {
+    RegisterPeer { peer_info: JsonPeerInfo },
+}
+
+#[derive(Serialize, Deserialize, Clone, Debug, PartialEq, Eq, JsonSchema)]
+#[serde(rename_all = "snake_case")]
+pub enum QueryMsg {
+    GetPeers {
+        limit: Option<u32>,
+        start_after: Option<String>,
+    },
+}
+
+#[derive(Serialize, Deserialize, Clone, Debug, PartialEq, Eq, JsonSchema)]
+#[serde(rename_all = "snake_case")]
+pub struct MigrateMsg {}
@@ -0,0 +1,24 @@
+// Copyright 2023 - Nym Technologies SA <contact@nymtech.net>
+// SPDX-License-Identifier: Apache-2.0
+
+use crate::types::JsonPeerInfo;
+use cosmwasm_std::Addr;
+use serde::{Deserialize, Serialize};
+
+#[derive(Clone, Debug, Deserialize, Eq, PartialEq, Serialize)]
+#[serde(rename_all = "snake_case")]
+pub struct PagedPeerResponse {
+    pub peers: Vec<JsonPeerInfo>,
+    pub per_page: usize,
+    pub start_next_after: Option<Addr>,
+}
+
+impl PagedPeerResponse {
+    pub fn new(peers: Vec<JsonPeerInfo>, per_page: usize, start_next_after: Option<Addr>) -> Self {
+        PagedPeerResponse {
+            peers,
+            per_page,
+            start_next_after,
+        }
+    }
+}
@@ -0,0 +1,30 @@
+// Copyright 2023 - Nym Technologies SA <contact@nymtech.net>
+// SPDX-License-Identifier: Apache-2.0
+
+use cosmwasm_std::Addr;
+use schemars::JsonSchema;
+use serde::{Deserialize, Serialize};
+
+#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, JsonSchema)]
+pub struct JsonPeerInfo {
+    /// The cosmos address of the peer, used in interacting with the chain.
+    pub cosmos_address: Addr,
+    /// The TCP/IP address of the peer.
+    /// Expected formats:
+    /// 1. `<IP>:<PORT>`
+    /// 2. `/ip4/<IP>/tcp/<PORT>` - this is the format used by libp2p multiaddr
+    pub ip_address: String,
+    ///Serialized public key.
+    pub public_key: String,
+}
+
+impl JsonPeerInfo {
+    #[must_use]
+    pub fn new(cosmos_address: Addr, ip_address: String, public_key: String) -> Self {
+        Self {
+            cosmos_address,
+            ip_address,
+            public_key,
+        }
+    }
+}
--- a/Show More
+++ b/Show More