Bootstrap nymd client with config

Cargo.lock

@@ -8,10 +8,16 @@ version = 3
 name = "Nym-Wallet"
 version = "0.1.0"
 dependencies = [
+ "config",
+ "dirs 3.0.2",
+ "mixnet-contract",
  "serde",
  "serde_json",
  "tauri",
  "tauri-build",
+ "tokio",
+ "url",
+ "validator-client",
 ]
 
 [[package]]
@@ -3292,6 +3298,7 @@ checksum = "c44922cb3dbb1c70b5e5f443d63b64363a898564d739ba5198e3a9138442868d"
 name = "network-defaults"
 version = "0.1.0"
 dependencies = [
+ "serde",
  "url",
 ]
 
@@ -6410,9 +6417,9 @@ dependencies = [
 
 [[package]]
 name = "tokio"
-version = "1.9.0"
+version = "1.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4b7b349f11a7047e6d1276853e612d152f5e8a352c61917887cc2169e2366b4c"
+checksum = "01cf844b23c6131f624accf65ce0e4e9956a8bb329400ea5bcc26ae3a5c20b0b"
 dependencies = [
  "autocfg 1.0.1",
  "bytes",

common/network-defaults/Cargo.toml

@@ -7,4 +7,5 @@ edition = "2018"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
+serde = {version = "1.0", features = ["derive"]}
 url = "2.2"

common/network-defaults/src/lib.rs

@@ -1,19 +1,24 @@
 // Copyright 2020 - Nym Technologies SA <contact@nymtech.net>
 // SPDX-License-Identifier: Apache-2.0
-
+use serde::{Deserialize, Serialize};
 use url::Url;
 
-pub struct ValidatorDetails<'a> {
+#[derive(Debug, Serialize, Deserialize)]
+pub struct ValidatorDetails {
     // it is assumed those values are always valid since they're being provided in our defaults file
-    pub nymd_url: &'a str,
+    pub nymd_url: String,
     // Right now api_url is optional as we are not running the api reliably on all validators
     // however, later on it should be a mandatory field
-    pub api_url: Option<&'a str>,
+    pub api_url: Option<String>,
 }
 
-impl<'a> ValidatorDetails<'a> {
-    pub const fn new(nymd_url: &'a str, api_url: Option<&'a str>) -> Self {
-        ValidatorDetails { nymd_url, api_url }
+impl ValidatorDetails {
+    pub fn new(nymd_url: &str, api_url: Option<&str>) -> Self {
+        let api_url = api_url.map(|api_url_str| api_url_str.to_string());
+        ValidatorDetails {
+            nymd_url: nymd_url.to_string(),
+            api_url,
+        }
     }
 
     pub fn nymd_url(&self) -> Url {
@@ -24,27 +29,30 @@ impl<'a> ValidatorDetails<'a> {
 
     pub fn api_url(&self) -> Option<Url> {
         self.api_url
+            .as_ref()
             .map(|url| url.parse().expect("the provided api url is invalid!"))
     }
 }
 
-pub const DEFAULT_VALIDATORS: &[ValidatorDetails] = &[
-    ValidatorDetails::new(
-        "https://testnet-milhon-validator1.nymtech.net",
-        Some("https://testnet-milhon-validator1.nymtech.net/api"),
-    ),
-    ValidatorDetails::new("https://testnet-milhon-validator2.nymtech.net", None),
-];
+pub fn default_validators() -> Vec<ValidatorDetails> {
+    vec![
+        ValidatorDetails::new(
+            "https://testnet-milhon-validator1.nymtech.net",
+            Some("https://testnet-milhon-validator1.nymtech.net/api"),
+        ),
+        ValidatorDetails::new("https://testnet-milhon-validator2.nymtech.net", None),
+    ]
+}
 
 pub fn default_nymd_endpoints() -> Vec<Url> {
-    DEFAULT_VALIDATORS
+    default_validators()
         .iter()
         .map(|validator| validator.nymd_url())
         .collect()
 }
 
 pub fn default_api_endpoints() -> Vec<Url> {
-    DEFAULT_VALIDATORS
+    default_validators()
         .iter()
         .filter_map(|validator| validator.api_url())
         .collect()

tauri-wallet/src-tauri/Cargo.toml

@@ -18,7 +18,16 @@ tauri-build = { version = "1.0.0-beta.4" }
 serde_json = "1.0"
 serde = { version = "1.0", features = ["derive"] }
 tauri = { version = "1.0.0-beta.6", features = ["api-all"] }
+tokio = { version = "1.10", features = ["sync"] }
+dirs = "3.0"
+url = "2.2"
+
+validator-client = { path = "../../common/client-libs/validator-client", features = [
+    "nymd-client",
+] }
+mixnet-contract = { path = "../../common/mixnet-contract" }
+config = { path = "../../common/config" }
 
 [features]
-default = [ "custom-protocol" ]
-custom-protocol = [ "tauri/custom-protocol" ]
+default = ["custom-protocol"]
+custom-protocol = ["tauri/custom-protocol"]

tauri-wallet/src-tauri/src/config/mod.rs

@@ -0,0 +1,90 @@
+// Copyright 2021 - Nym Technologies SA <contact@nymtech.net>
+// SPDX-License-Identifier: Apache-2.0
+
+use config::defaults::{
+  default_api_endpoints, default_validators, ValidatorDetails, DEFAULT_MIXNET_CONTRACT_ADDRESS,
+};
+use config::NymConfig;
+use serde::{Deserialize, Serialize};
+use std::path::PathBuf;
+use url::Url;
+
+mod template;
+
+use template::config_template;
+
+#[derive(Debug, Default, Deserialize, Serialize)]
+#[serde(deny_unknown_fields)]
+pub struct Config {
+  base: Base,
+}
+
+#[derive(Debug, Deserialize, Serialize)]
+#[serde(deny_unknown_fields)]
+pub struct Base {
+  validators: Vec<ValidatorDetails>,
+
+  /// Address of the validator contract managing the network
+  mixnet_contract_address: String,
+
+  /// Mnemonic (currently of the network monitor) used for rewarding
+  mnemonic: String,
+
+  // Avoid breaking derives for now
+  keypair_bs58: String,
+}
+
+impl Default for Base {
+  fn default() -> Self {
+    Base {
+      validators: default_validators(),
+      mixnet_contract_address: DEFAULT_MIXNET_CONTRACT_ADDRESS.to_string(),
+      mnemonic: String::default(),
+      keypair_bs58: String::default(),
+    }
+  }
+}
+
+impl NymConfig for Config {
+  fn template() -> &'static str {
+    config_template()
+  }
+
+  fn default_root_directory() -> PathBuf {
+    dirs::home_dir()
+      .expect("Failed to evaluate $HOME value")
+      .join(".nym")
+      .join("wallet")
+  }
+
+  fn root_directory(&self) -> PathBuf {
+    Self::default_root_directory()
+  }
+
+  fn config_directory(&self) -> PathBuf {
+    self.root_directory().join("config")
+  }
+
+  fn data_directory(&self) -> PathBuf {
+    self.root_directory().join("data")
+  }
+}
+
+impl Config {
+  pub fn get_nymd_validator_url(&self) -> Url {
+    // TODO make this a random choice
+    if let Some(validator_details) = self.base.validators.first() {
+        validator_details.nymd_url()
+    } else {
+        panic!("No validators found in config")
+    }
+  }
+
+  pub fn get_mixnet_contract_address(&self) -> String {
+    self.base.mixnet_contract_address.clone()
+  }
+
+  pub fn get_mnemonic(&self) -> String {
+    self.base.mnemonic.clone()
+  }
+}

tauri-wallet/src-tauri/src/config/template.rs

@@ -0,0 +1,17 @@
+// Copyright 2021 - Nym Technologies SA <contact@nymtech.net>
+// SPDX-License-Identifier: Apache-2.0
+
+pub(crate) fn config_template() -> &'static str {
+  r#"
+# This is a TOML config file.
+# For more information, see https://github.com/toml-lang/toml
+
+##### main base tauri-wallet config options #####
+
+[base]
+
+# Validator server to which the API will be getting information about the network.
+validator_url = '{{ base.validator_url }}'
+
+"#
+}

tauri-wallet/src-tauri/src/main.rs

@@ -3,6 +3,9 @@
   windows_subsystem = "windows"
 )]
 
+mod nymd_client;
+mod config;
+
 fn main() {
   tauri::Builder::default()
     .run(tauri::generate_context!())

tauri-wallet/src-tauri/src/nymd_client.rs

@@ -0,0 +1,80 @@
+// Copyright 2021 - Nym Technologies SA <contact@nymtech.net>
+// SPDX-License-Identifier: Apache-2.0
+
+use crate::config::Config;
+use config::defaults::DEFAULT_VALIDATOR_API_PORT;
+use mixnet_contract::{GatewayBond, MixNodeBond};
+use std::sync::Arc;
+use tokio::sync::RwLock;
+use validator_client::nymd::{CosmWasmClient, QueryNymdClient, SigningNymdClient};
+use validator_client::ValidatorClientError;
+
+#[derive(Clone)]
+pub(crate) struct Client<C>(Arc<RwLock<validator_client::Client<C>>>);
+
+impl Client<QueryNymdClient> {
+  pub(crate) fn new_query(config: &Config) -> Self {
+    // the api address is irrelevant here as **WE ARE THE API**
+    let api_url = format!("http://localhost:{}", DEFAULT_VALIDATOR_API_PORT)
+      .parse()
+      .unwrap();
+    let nymd_url = config.get_nymd_validator_url();
+
+    let mixnet_contract = config
+      .get_mixnet_contract_address()
+      .parse()
+      .expect("the mixnet contract address is invalid!");
+
+    let client_config = validator_client::Config::new(nymd_url, api_url, Some(mixnet_contract));
+    let inner =
+      validator_client::Client::new_query(client_config).expect("Failed to connect to nymd!");
+
+    Client(Arc::new(RwLock::new(inner)))
+  }
+}
+
+impl Client<SigningNymdClient> {
+  pub(crate) fn new_signing(config: &Config) -> Self {
+    // the api address is irrelevant here as **WE ARE THE API**
+    let api_url = format!("http://localhost:{}", DEFAULT_VALIDATOR_API_PORT)
+      .parse()
+      .unwrap();
+    let nymd_url = config.get_nymd_validator_url();
+
+    let mixnet_contract = config
+      .get_mixnet_contract_address()
+      .parse()
+      .expect("the mixnet contract address is invalid!");
+    let mnemonic = config
+      .get_mnemonic()
+      .parse()
+      .expect("the mnemonic is invalid!");
+
+    let client_config = validator_client::Config::new(nymd_url, api_url, Some(mixnet_contract));
+    let inner = validator_client::Client::new_signing(client_config, mnemonic)
+      .expect("Failed to connect to nymd!");
+
+    Client(Arc::new(RwLock::new(inner)))
+  }
+}
+
+impl<C> Client<C> {
+  pub(crate) async fn get_mixnodes(&self) -> Result<Vec<MixNodeBond>, ValidatorClientError>
+  where
+    C: CosmWasmClient + Sync,
+  {
+    self.0.read().await.get_all_nymd_mixnodes().await
+  }
+
+  pub(crate) async fn get_gateways(&self) -> Result<Vec<GatewayBond>, ValidatorClientError>
+  where
+    C: CosmWasmClient + Sync,
+  {
+    self.0.read().await.get_all_nymd_gateways().await
+  }
+
+  #[allow(dead_code)]
+  pub(crate) async fn some_rewarding_stuff_here(&self) {
+    todo!()
+  }
+}

tauri-wallet/src-tauri/tauri.conf.json

@@ -48,9 +48,7 @@
     "updater": {
       "active": false
     },
-    "allowlist": {
-      "all": true
-    },
+    "allowlist": {},
     "windows": [
       {
         "title": "nym-wallet",