service boilerplate

service/Cargo.toml

@@ -8,12 +8,13 @@ path = "src/main.rs"
 
 [lib]
 name = "a_ci_lib"
-path = "src/lib.rs"
+path = "src/lib/mod.rs"
 
 [dependencies]
 anyhow = "1.0.100"
 axum = { version = "0.6.9", features = ["headers"] }
 dotenv = "0.15.0"
+reqwest = "0.11.14"
 serde = "1.0.152"
 serde_json = "1.0.93"
 thiserror = "1.0.38"

service/src/lib/domain.rs

@@ -0,0 +1 @@
+pub mod ci;

service/src/lib/domain/ci.rs

@@ -0,0 +1,4 @@
+pub mod interface;
+mod base_service;
+
+pub use base_service::Service as BaseService;

service/src/lib/domain/ci/base_service.rs

@@ -0,0 +1,6 @@
+use super::interface::CiService;
+
+#[derive(Clone)]
+pub struct Service {}
+
+impl CiService for Service {}

service/src/lib/domain/ci/interface.rs

@@ -0,0 +1 @@
+pub trait CiService: Send + Sync + Clone + 'static {}

service/src/lib/inbound.rs

@@ -0,0 +1 @@
+pub mod http;

service/src/lib/inbound/http.rs

@@ -0,0 +1,65 @@
+mod handlers;
+
+use std::{net::SocketAddr, sync::Arc};
+
+use axum::{
+    routing::{get, post},
+};
+use tower_http::cors::CorsLayer;
+use reqwest::Method;
+
+use crate::{
+    domain::ci::interface::CiService,
+};
+
+#[derive(Clone)]
+pub(crate) struct ApiState<S>
+where
+    S: CiService,
+{
+    ci_service: Arc<S>,
+}
+
+pub struct HttpServer {
+    make_service: axum::routing::IntoMakeService<axum::Router>,
+}
+
+impl HttpServer {
+    pub fn new(
+        ci_service: impl CiService,
+    ) -> anyhow::Result<Self> {
+        let state = ApiState {
+            ci_service: Arc::new(ci_service),
+        };
+
+        let router = routes()
+            .layer(
+                CorsLayer::new()
+                    .allow_headers(tower_http::cors::Any)
+                    .allow_methods([Method::GET, Method::POST, Method::DELETE]),
+            )
+            .with_state(state);
+
+        Ok(Self {
+            make_service: router.into_make_service(),
+        })
+    }
+
+    pub async fn run(self) {
+        let addr = SocketAddr::from(([0, 0, 0, 0], 8100));
+        eprintln!("socket listening on {addr}");
+
+        axum::Server::bind(&addr)
+            .serve(self.make_service)
+            .await
+            .expect("couldn't start http server");
+    }
+}
+
+fn routes<S>() -> axum::Router<ApiState<S>>
+where
+    S: CiService,
+{
+    axum::Router::<ApiState<S>>::new()
+        .route("/health", get(handlers::health))
+}

service/src/lib/inbound/http/handlers.rs

@@ -0,0 +1,3 @@
+pub(super) async fn health() -> String {
+    "OK".to_string()
+}

service/src/lib/mod.rs

@@ -0,0 +1,2 @@
+pub mod domain;
+pub mod inbound;

service/src/main.rs

@@ -1,3 +1,10 @@
-fn main() {
-    println!("Hello, world!");
+use a_ci_lib::{inbound, domain::ci::BaseService};
+
+#[tokio::main]
+async fn main() -> Result<(), Box<dyn std::error::Error>> {
+    let http_server = inbound::http::HttpServer::new(BaseService {})?;
+
+    http_server.run().await;
+
+    Ok(())
 }