1 files changed, 102 insertions, 0 deletions
diff --git a/src/web/web_server.rs b/src/web/web_server.rs
new file mode 100644
index 00000000..a615ec8f
--- /dev/null
+++ b/src/web/web_server.rs
@@ -0,0 +1,102 @@
+use std::sync::Arc;
+use std::net::SocketAddr;
+
+use futures::future::Future;
+
+use hyper::server::conn::AddrStream;
+use hyper::{Body,Request,Response,Server,Uri};
+use hyper::header::HOST;
+use hyper::service::{make_service_fn, service_fn};
+
+use garage_util::error::Error;
+use garage_model::garage::Garage;
+
+pub async fn run_web_server(
+	garage: Arc<Garage>,
+	shutdown_signal: impl Future<Output = ()>,
+) -> Result<(), Error> {
+	let addr = &garage.config.s3_web.web_bind_addr;
+
+	let service = make_service_fn(|conn: &AddrStream| {
+		let garage = garage.clone();
+		let client_addr = conn.remote_addr();
+		info!("{:?}", client_addr);
+	  async move {
+			Ok::<_, Error>(service_fn(move |req: Request<Body>| {
+				let garage = garage.clone();
+				handler(garage, req, client_addr)
+			}))
+		}
+	});
+
+	let server = Server::bind(&addr).serve(service);
+	let graceful = server.with_graceful_shutdown(shutdown_signal);
+	info!("Web server listening on http://{}", addr);
+
+	graceful.await?;
+	Ok(())
+}
+
+async fn handler(
+	garage: Arc<Garage>,
+	req: Request<Body>,
+	addr: SocketAddr,
+) -> Result<Response<Body>, Error> {
+
+	// Get http authority string (eg. [::1]:3902)
+	let authority = req
+		.headers()
+		.get(HOST)
+		.ok_or(Error::BadRequest(format!("HOST header required")))?
+		.to_str()?;
+	info!("authority is {}", authority);
+
+	// Get HTTP domain/ip from host
+	//let domain = host.to_socket_
+
+
+	Ok(Response::new(Body::from("hello world\n")))
+}
+
+fn authority_to_host(authority: &str) -> Result<String, Error> {
+	let mut uri_str: String = "fake://".to_owned();
+	uri_str.push_str(authority);
+
+	match uri_str.parse::<Uri>() {
+		Ok(uri) => {
+			let host = uri
+				.host()
+				.ok_or(Error::BadRequest(format!("Unable to extract host from authority as string")))?;
+			Ok(String::from(host))
+		}
+		_ => Err(Error::BadRequest(format!("Unable to parse authority (host HTTP header)"))),
+	}
+}
+
+
+#[cfg(test)]
+mod tests {
+	use super::*;
+
+	#[test]
+	fn authority_to_host_with_port() -> Result<(), Error> {
+		let domain = authority_to_host("[::1]:3902")?;
+		assert_eq!(domain, "[::1]");
+		let domain2 = authority_to_host("garage.tld:65200")?;
+		assert_eq!(domain2, "garage.tld");
+		let domain3 = authority_to_host("127.0.0.1:80")?;
+		assert_eq!(domain3, "127.0.0.1");
+		Ok(())
+	}
+
+	#[test]
+	fn authority_to_host_without_port() -> Result<(), Error> {
+		let domain = authority_to_host("[::1]")?;
+		assert_eq!(domain, "[::1]");
+		let domain2 = authority_to_host("garage.tld")?;
+		assert_eq!(domain2, "garage.tld");
+		let domain3 = authority_to_host("127.0.0.1")?;
+		assert_eq!(domain3, "127.0.0.1");
+		Ok(())
+	}
+}