logging example

Signed-off-by: Erik Hollensbe <linux@hollensbe.org>
2026-05-22 16:27:23 -07:00 · 2022-01-21 01:20:09 -08:00
parent eda54224c6
commit 24222558ea
2 changed files with 38 additions and 0 deletions
@@ -10,3 +10,7 @@ hyper = { version = "*", features = [ "http1", "http2", "server", "runtime", "tc
 http = "*"
 async-recursion = "*"
 tokio = { version = "*", features = [ "full" ] }
+
+[dev-dependencies]
+log = "*"
+env_logger = "*"
@@ -0,0 +1,34 @@
+use http::{Request, Response, StatusCode};
+use hyper::Body;
+use log::LevelFilter;
+use ratpack::{app::App, compose_handler, handler::Params, Error, HTTPResult, ServerError};
+
+async fn log(req: Request<Body>, resp: Option<Response<Body>>, _params: Params) -> HTTPResult {
+    log::trace!("New request: {}", req.uri().path());
+    Ok((req, resp))
+}
+
+async fn hello(req: Request<Body>, _resp: Option<Response<Body>>, params: Params) -> HTTPResult {
+    let name = params.get("name").unwrap();
+    log::info!("Saying hello to {}", name);
+    let bytes = Body::from(format!("hello, {}!\n", name));
+
+    return Ok((
+        req,
+        Some(Response::builder().status(200).body(bytes).unwrap()),
+    ));
+}
+
+#[tokio::main]
+async fn main() -> Result<(), ServerError> {
+    let mut app = App::new();
+    env_logger::builder()
+        .target(env_logger::Target::Stderr)
+        .filter(None, LevelFilter::Trace)
+        .init();
+    app.get("/:name", compose_handler!(log, hello));
+
+    app.serve("127.0.0.1:3000").await?;
+
+    Ok(())
+}