feat: with basic server

Signed-off-by: kjuulh <contact@kjuulh.io>

crates/hyperlog-server/Cargo.toml

@@ -0,0 +1,28 @@
+[package]
+name = "hyperlog-server"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
+hyperlog-core.workspace = true
+
+anyhow.workspace = true
+tokio.workspace = true
+tracing.workspace = true
+axum.workspace = true
+serde.workspace = true
+serde_json.workspace = true
+uuid.workspace = true
+
+tower-http = { version = "0.5.2", features = ["cors", "trace"] }
+sqlx = { version = "0.7.4", features = [
+  "runtime-tokio",
+  "tls-rustls",
+  "postgres",
+  "uuid",
+  "time",
+] }
+
+[dev-dependencies]
+similar-asserts = "1.5.0"
+tempfile = "3.10.1"

crates/hyperlog-server/migrations/crdb/20240201211013_initial.sql

@@ -0,0 +1 @@
+-- Add migration script here

crates/hyperlog-server/src/external_http.rs

@@ -0,0 +1,40 @@
+use std::{net::SocketAddr, sync::Arc};
+
+use axum::{extract::MatchedPath, http::Request, routing::get, Router};
+use tower_http::trace::TraceLayer;
+
+use crate::state::{SharedState, State};
+
+async fn root() -> &'static str {
+    "Hello, hyperlog!"
+}
+
+pub async fn serve(state: &SharedState, host: &SocketAddr) -> anyhow::Result<()> {
+    let app = Router::new()
+        .route("/", get(root))
+        .with_state(state.clone())
+        .layer(
+            TraceLayer::new_for_http().make_span_with(|request: &Request<_>| {
+                // Log the matched route's path (with placeholders not filled in).
+                // Use request.uri() or OriginalUri if you want the real path.
+                let matched_path = request
+                    .extensions()
+                    .get::<MatchedPath>()
+                    .map(MatchedPath::as_str);
+
+                tracing::info_span!(
+                    "http_request",
+                    method = ?request.method(),
+                    matched_path,
+                    some_other_field = tracing::field::Empty,
+                )
+            }), // ...
+        );
+
+    tracing::info!("listening on {}", host);
+    let listener = tokio::net::TcpListener::bind(host).await.unwrap();
+    axum::serve(listener, app.into_make_service())
+        .await
+        .unwrap();
+    Ok(())
+}

crates/hyperlog-server/src/internal_http.rs

@@ -0,0 +1,40 @@
+use std::{net::SocketAddr, sync::Arc};
+
+use axum::{extract::MatchedPath, http::Request, routing::get, Router};
+use tower_http::trace::TraceLayer;
+
+use crate::state::{SharedState, State};
+
+async fn root() -> &'static str {
+    "Hello, hyperlog!"
+}
+
+pub async fn serve(state: &SharedState, host: &SocketAddr) -> anyhow::Result<()> {
+    let app = Router::new()
+        .route("/", get(root))
+        .with_state(state.clone())
+        .layer(
+            TraceLayer::new_for_http().make_span_with(|request: &Request<_>| {
+                // Log the matched route's path (with placeholders not filled in).
+                // Use request.uri() or OriginalUri if you want the real path.
+                let matched_path = request
+                    .extensions()
+                    .get::<MatchedPath>()
+                    .map(MatchedPath::as_str);
+
+                tracing::info_span!(
+                    "http_request",
+                    method = ?request.method(),
+                    matched_path,
+                    some_other_field = tracing::field::Empty,
+                )
+            }), // ...
+        );
+
+    tracing::info!("listening on {}", host);
+    let listener = tokio::net::TcpListener::bind(host).await.unwrap();
+    axum::serve(listener, app.into_make_service())
+        .await
+        .unwrap();
+    Ok(())
+}

crates/hyperlog-server/src/lib.rs

@@ -0,0 +1,36 @@
+use std::{net::SocketAddr, sync::Arc};
+
+use crate::state::{SharedState, State};
+
+mod external_http;
+mod internal_http;
+mod state;
+
+#[derive(Clone)]
+pub struct ServeOptions {
+    pub external_http: SocketAddr,
+    pub internal_http: SocketAddr,
+}
+
+pub async fn serve(opts: ServeOptions) -> anyhow::Result<()> {
+    let ctrl_c = async {
+        tokio::signal::ctrl_c().await.unwrap();
+        tracing::info!("kill signal received, shutting down");
+    };
+    tracing::debug!("setting up dependencies");
+    let state = SharedState(Arc::new(State::new().await?));
+
+    tracing::debug!("serve starting");
+    tokio::select!(
+        res = external_http::serve(&state, &opts.external_http) => {
+            res?
+        },
+        res = internal_http::serve(&state, &opts.internal_http) => {
+            res?
+        },
+        () = ctrl_c => {}
+    );
+    tracing::debug!("serve finalized");
+
+    Ok(())
+}

crates/hyperlog-server/src/state.rs

@@ -0,0 +1,37 @@
+use std::{ops::Deref, sync::Arc};
+
+use anyhow::Context;
+use sqlx::{Pool, Postgres};
+
+#[derive(Clone)]
+pub struct SharedState(pub Arc<State>);
+
+impl Deref for SharedState {
+    type Target = Arc<State>;
+
+    fn deref(&self) -> &Self::Target {
+        &self.0
+    }
+}
+
+pub struct State {
+    pub _db: Pool<Postgres>,
+}
+
+impl State {
+    pub async fn new() -> anyhow::Result<Self> {
+        let db = sqlx::PgPool::connect(
+            &std::env::var("DATABASE_URL").context("DATABASE_URL is not set")?,
+        )
+        .await?;
+
+        sqlx::migrate!("migrations/crdb")
+            .set_locking(false)
+            .run(&db)
+            .await?;
+
+        let _ = sqlx::query("SELECT 1;").fetch_one(&db).await?;
+
+        Ok(Self { _db: db })
+    }
+}