simple backend server

Cargo.lock

@@ -180,9 +180,9 @@ checksum = "d468802bab17cbc0cc575e9b053f41e72aa36bfa6b7f55e3529ffa43161b97fa"
 
 [[package]]
 name = "axum"
-version = "0.5.11"
+version = "0.5.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c2cc6e8e8c993cb61a005fab8c1e5093a29199b7253b05a6883999312935c1ff"
+checksum = "d16705af05732b7d3258ec0f7b73c03a658a28925e050d8852d5b568ee8bcf4e"
 dependencies = [
  "async-trait",
  "axum-core",
@@ -197,7 +197,7 @@ dependencies = [
  "matchit",
  "memchr",
  "mime",
- "percent-encoding",
+ "percent-encoding 2.1.0",
  "pin-project-lite",
  "serde",
  "serde_json",
@@ -224,9 +224,9 @@ dependencies = [
 
 [[package]]
 name = "axum-core"
-version = "0.2.6"
+version = "0.2.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cf4d047478b986f14a13edad31a009e2e05cb241f9805d0d75e4cba4e129ad4d"
+checksum = "e4f44a0e6200e9d11a1cdc989e4b358f6e3d354fbf48478f345a17f4e43f8635"
 dependencies = [
  "async-trait",
  "bytes",
@@ -927,7 +927,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3495912c9c1ccf2e18976439f4443f3fee0fd61f424ff99fde6a66b15ecb448f"
 dependencies = [
  "cfg-if 1.0.0",
- "hashbrown 0.12.1",
+ "hashbrown 0.12.2",
  "lock_api",
  "parking_lot_core 0.9.3",
 ]
@@ -966,6 +966,29 @@ dependencies = [
  "zeroize",
 ]
 
+[[package]]
+name = "diesel"
+version = "1.4.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b28135ecf6b7d446b43e27e225622a038cc4e2930a1022f51cdb97ada19b8e4d"
+dependencies = [
+ "byteorder",
+ "diesel_derives",
+ "mysqlclient-sys",
+ "url 1.7.2",
+]
+
+[[package]]
+name = "diesel_derives"
+version = "1.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "45f5098f628d02a7a0f68ddba586fb61e80edec3bdc1be3b921f4ceec60858d3"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "diff"
 version = "0.1.12"
@@ -1222,7 +1245,7 @@ dependencies = [
  "serde",
  "serde_json",
  "syn",
- "url",
+ "url 2.2.2",
  "walkdir",
 ]
 
@@ -1306,7 +1329,7 @@ dependencies = [
  "tokio",
  "tracing",
  "tracing-futures",
- "url",
+ "url 2.2.2",
 ]
 
 [[package]]
@@ -1336,7 +1359,7 @@ dependencies = [
  "tokio-tungstenite",
  "tracing",
  "tracing-futures",
- "url",
+ "url 2.2.2",
  "wasm-bindgen",
  "wasm-bindgen-futures",
  "wasm-timer",
@@ -1492,7 +1515,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5fc25a87fa4fd2094bffb06925852034d90a17f0d1e05197d4956d3555752191"
 dependencies = [
  "matches",
- "percent-encoding",
+ "percent-encoding 2.1.0",
 ]
 
 [[package]]
@@ -1760,9 +1783,9 @@ checksum = "ab5ef0d4909ef3724cc8cce6ccc8572c5c817592e9285f5464f8e86f8bd3726e"
 
 [[package]]
 name = "hashbrown"
-version = "0.12.1"
+version = "0.12.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "db0d4cf898abf0081f964436dc980e96670a0f36863e4b83aaacdb65c9d7ccc3"
+checksum = "607c8a29735385251a339424dd462993c0fed8fa09d378f259377df08c126022"
 dependencies = [
  "ahash",
 ]
@@ -1782,7 +1805,7 @@ version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d452c155cb93fecdfb02a73dd57b5d8e442c2063bd7aac72f1bc5e4263a43086"
 dependencies = [
- "hashbrown 0.12.1",
+ "hashbrown 0.12.2",
 ]
 
 [[package]]
@@ -1920,6 +1943,17 @@ dependencies = [
  "tokio-rustls",
 ]
 
+[[package]]
+name = "idna"
+version = "0.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "38f09e0f0b1fb55fdee1f17470ad800da77af5186a1a76c026b679358b7e844e"
+dependencies = [
+ "matches",
+ "unicode-bidi",
+ "unicode-normalization",
+]
+
 [[package]]
 name = "idna"
 version = "0.2.3"
@@ -2165,7 +2199,7 @@ name = "linkedhashmap"
 version = "0.2.0"
 dependencies = [
  "criterion",
- "hashbrown 0.12.1",
+ "hashbrown 0.12.2",
  "hashlink",
  "linked-hash-map",
  "slab",
@@ -2305,6 +2339,16 @@ dependencies = [
  "ws2_32-sys",
 ]
 
+[[package]]
+name = "mysqlclient-sys"
+version = "0.2.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f61b381528ba293005c42a409dd73d034508e273bf90481f17ec2e964a6e969b"
+dependencies = [
+ "pkg-config",
+ "vcpkg",
+]
+
 [[package]]
 name = "nanorand"
 version = "0.7.0"
@@ -2616,6 +2660,12 @@ dependencies = [
  "sha2 0.10.2",
 ]
 
+[[package]]
+name = "percent-encoding"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "31010dd2e1ac33d5b46a5b413495239882813e0369f8ed8a5e266f173602f831"
+
 [[package]]
 name = "percent-encoding"
 version = "2.1.0"
@@ -2735,6 +2785,12 @@ dependencies = [
  "zeroize",
 ]
 
+[[package]]
+name = "pkg-config"
+version = "0.3.25"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1df8c4ec4b0627e53bdf214615ad287367e482558cf84b109250b37464dc03ae"
+
 [[package]]
 name = "plotters"
 version = "0.3.1"
@@ -2935,11 +2991,11 @@ dependencies = [
  "dtoa",
  "futures-util",
  "itoa 0.4.8",
- "percent-encoding",
+ "percent-encoding 2.1.0",
  "pin-project-lite",
  "tokio",
  "tokio-util 0.6.10",
- "url",
+ "url 2.2.2",
 ]
 
 [[package]]
@@ -3026,7 +3082,7 @@ dependencies = [
  "lazy_static",
  "log",
  "mime",
- "percent-encoding",
+ "percent-encoding 2.1.0",
  "pin-project-lite",
  "rustls",
  "rustls-pemfile",
@@ -3036,7 +3092,7 @@ dependencies = [
  "tokio",
  "tokio-rustls",
  "tower-service",
- "url",
+ "url 2.2.2",
  "wasm-bindgen",
  "wasm-bindgen-futures",
  "web-sys",
@@ -3239,9 +3295,9 @@ checksum = "930c0acf610d3fdb5e2ab6213019aaa04e227ebe9547b0649ba599b16d788bd7"
 
 [[package]]
 name = "serde"
-version = "1.0.138"
+version = "1.0.139"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1578c6245786b9d168c5447eeacfb96856573ca56c9d68fdcf394be134882a47"
+checksum = "0171ebb889e45aa68b44aee0859b3eede84c6f5f5c228e6f140c0b2a0a46cad6"
 dependencies = [
  "serde_derive",
 ]
@@ -3268,9 +3324,9 @@ dependencies = [
 
 [[package]]
 name = "serde_derive"
-version = "1.0.138"
+version = "1.0.139"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "023e9b1467aef8a10fb88f25611870ada9800ef7e22afce356bb0d2387b6f27c"
+checksum = "dc1d3230c1de7932af58ad8ffbe1d784bd55efd5a9d84ac24f69c72d83543dfb"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -3542,7 +3598,7 @@ dependencies = [
  "thiserror",
  "tokio",
  "tracing",
- "url",
+ "url 2.2.2",
 ]
 
 [[package]]
@@ -3952,7 +4008,7 @@ dependencies = [
  "rustls",
  "sha-1",
  "thiserror",
- "url",
+ "url 2.2.2",
  "utf-8",
  "webpki",
 ]
@@ -4020,6 +4076,17 @@ version = "0.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a156c684c91ea7d62626509bce3cb4e1d9ed5c4d978f7b4352658f96a4c26b4a"
 
+[[package]]
+name = "url"
+version = "1.7.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dd4e7c0d531266369519a4aa4f399d748bd37043b00bde1e4ff1f60a120b355a"
+dependencies = [
+ "idna 0.1.5",
+ "matches",
+ "percent-encoding 1.0.1",
+]
+
 [[package]]
 name = "url"
 version = "2.2.2"
@@ -4027,9 +4094,9 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a507c383b2d33b5fc35d1861e77e6b383d158b2da5e14fe51b83dfedf6fd578c"
 dependencies = [
  "form_urlencoded",
- "idna",
+ "idna 0.2.3",
  "matches",
- "percent-encoding",
+ "percent-encoding 2.1.0",
 ]
 
 [[package]]
@@ -4054,6 +4121,12 @@ version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "830b7e5d4d90034032940e4ace0d9a9a057e7a45cd94e6c007832e39edb82f6d"
 
+[[package]]
+name = "vcpkg"
+version = "0.2.15"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "accd4ea62f7bb7a82fe23066fb0957d48ef677f6eeb8215f372f52e48bb32426"
+
 [[package]]
 name = "version_check"
 version = "0.9.4"
@@ -4184,6 +4257,20 @@ dependencies = [
  "wasm-bindgen",
 ]
 
+[[package]]
+name = "web3-backend"
+version = "0.1.0"
+dependencies = [
+ "axum",
+ "diesel",
+ "serde",
+ "serde_json",
+ "tokio",
+ "toml",
+ "tracing",
+ "tracing-subscriber",
+]
+
 [[package]]
 name = "web3-proxy"
 version = "0.1.0"
@@ -4200,7 +4287,7 @@ dependencies = [
  "fdlimit",
  "flume",
  "futures",
- "hashbrown 0.12.1",
+ "hashbrown 0.12.2",
  "linkedhashmap",
  "notify",
  "num",
@@ -4218,7 +4305,7 @@ dependencies = [
  "tower",
  "tracing",
  "tracing-subscriber",
- "url",
+ "url 2.2.2",
 ]
 
 [[package]]

Cargo.toml

@@ -2,6 +2,7 @@
 members = [
   "linkedhashmap",
   "redis-cell-client",
+  "web3-backend",
   "web3-proxy",
 ]
 

docker-compose.prod.yml

@@ -1,4 +1,5 @@
 ---
+# production config
 version: "3.4"
 
 services:

docker-compose.yml

@@ -14,3 +14,20 @@ services:
       - ./config/example.toml:/config.toml
     ports:
       - 8544:8544
+
+  dev-user-portal:
+
+  dev-db:
+    image: mysql
+    # NOTE: use of "mysql_native_password" is not recommended: https://dev.mysql.com/doc/refman/8.0/en/upgrading-from-previous-series.html#upgrade-caching-sha2-password
+    # (this is just an example, not intended to be a production configuration)
+    command: --default-authentication-plugin=mysql_native_password
+    environment:
+      MYSQL_ROOT_PASSWORD: example
+
+  dev-adminer:
+    image: adminer
+    ports:
+      - 8080:8080
+    environment:
+      ADMINER_DEFAULT_SERVER: dev-db

linkedhashmap/Cargo.toml

@@ -9,7 +9,7 @@ inline-more = [ "hashbrown" ]
 
 [dependencies]
 slab = "0.4.6"
-hashbrown = { version = "0.12.1", optional = true }
+hashbrown = { version = "0.12.2", optional = true }
 
 [dev-dependencies]
 criterion = "0.3.6"

web3-backend/Cargo.toml

@@ -0,0 +1,16 @@
+[package]
+name = "web3-backend"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+axum = { version = "0.5.12", features = ["serde_json"] }
+diesel = { version = "1.4.8", features = ["mysql"] }
+serde = { version = "1.0.139", features = ["derive"] }
+serde_json = "1.0.82"
+tokio = { version = "1.19.2", features = ["full", "tracing"] }
+toml = "0.5.9"
+tracing = "0.1.35"
+tracing-subscriber = { version = "0.3.14", features = ["env-filter"] }

web3-backend/src/main.rs

@@ -0,0 +1,64 @@
+use axum::{
+    http::StatusCode,
+    response::IntoResponse,
+    routing::{get, post},
+    Json, Router,
+};
+use serde::{Deserialize, Serialize};
+use std::net::SocketAddr;
+
+#[tokio::main]
+async fn main() {
+    // initialize tracing
+    tracing_subscriber::fmt::init();
+
+    // build our application with a route
+    let app = Router::new()
+        // `GET /` goes to `root`
+        .route("/", get(root))
+        // `POST /users` goes to `create_user`
+        .route("/users", post(create_user));
+
+    // run our app with hyper
+    // `axum::Server` is a re-export of `hyper::Server`
+    let addr = SocketAddr::from(([127, 0, 0, 1], 3000));
+    tracing::debug!("listening on {}", addr);
+    axum::Server::bind(&addr)
+        .serve(app.into_make_service())
+        .await
+        .unwrap();
+}
+
+// basic handler that responds with a static string
+async fn root() -> &'static str {
+    "Hello, World!"
+}
+
+async fn create_user(
+    // this argument tells axum to parse the request body
+    // as JSON into a `CreateUser` type
+    Json(payload): Json<CreateUser>,
+) -> impl IntoResponse {
+    // insert your application logic here
+    let user = User {
+        id: 1337,
+        username: payload.username,
+    };
+
+    // this will be converted into a JSON response
+    // with a status code of `201 Created`
+    (StatusCode::CREATED, Json(user))
+}
+
+// the input to our `create_user` handler
+#[derive(Deserialize)]
+struct CreateUser {
+    username: String,
+}
+
+// the output to our `create_user` handler
+#[derive(Serialize)]
+struct User {
+    id: u64,
+    username: String,
+}

web3-proxy/Cargo.toml

@@ -13,7 +13,7 @@ deadlock_detection = ["parking_lot/deadlock_detection"]
 anyhow = { version = "1.0.58", features = ["backtrace"] }
 arc-swap = "1.5.0"
 argh = "0.1.8"
-axum = { version = "0.5.11", features = ["serde_json", "tokio-tungstenite", "ws"] }
+axum = { version = "0.5.12", features = ["serde_json", "tokio-tungstenite", "ws"] }
 axum-client-ip = "0.2.0"
 counter = "0.5.5"
 dashmap = "5.3.4"
@@ -22,10 +22,10 @@ ethers = { git = "https://github.com/gakonst/ethers-rs", features = ["rustls", "
 fdlimit = "0.2.1"
 flume = "0.10.13"
 futures = { version = "0.3.21", features = ["thread-pool"] }
-hashbrown = "0.12.1"
+hashbrown = "0.12.2"
 linkedhashmap = { path = "../linkedhashmap", features = ["inline-more"] }
 notify = "4.0.17"
-num = "0.4"
+num = "0.4.0"
 redis-cell-client = { path = "../redis-cell-client" }
 # TODO: parking_lot has an "arc_lock" feature that we might want to use
 parking_lot = "0.12.1"
@@ -34,7 +34,7 @@ proctitle = "0.1.1"
 regex = "1.6.0"
 reqwest = { version = "0.11.11", default-features = false, features = ["json", "tokio-rustls"] }
 rustc-hash = "1.1.0"
-serde = { version = "1.0.138", features = [] }
+serde = { version = "1.0.139", features = [] }
 serde_json = { version = "1.0.82", default-features = false, features = ["alloc", "raw_value"] }
 tokio = { version = "1.19.2", features = ["full", "tracing"] }
 toml = "0.5.9"

web3-proxy/src/bb8_helpers.rs

@@ -0,0 +1,15 @@
+use redis_cell_client::bb8;
+use tracing::warn;
+
+#[derive(Debug, Clone)]
+pub struct RedisErrorSink;
+
+impl bb8::ErrorSink<redis_cell_client::RedisError> for RedisErrorSink {
+    fn sink(&self, err: redis_cell_client::RedisError) {
+        warn!(?err, "redis error");
+    }
+
+    fn boxed_clone(&self) -> Box<dyn bb8::ErrorSink<redis_cell_client::RedisError>> {
+        Box::new(self.clone())
+    }
+}