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ServerBuilder { + pub config: ServerConfig, +} + +impl ServerBuilder { + pub fn address(mut self, ip: &str, port: u16) -> Self { + self.config.ip = ip.to_string(); + self.config.port = port; + self + } + + pub fn build(self) -> Server { + Server { + config: self.config, + } + } +} diff --git a/src/config.rs b/src/config.rs new file mode 100644 index 0000000..042ef2d --- /dev/null +++ b/src/config.rs @@ -0,0 +1,13 @@ +pub struct ServerConfig { + pub ip: String, + pub port: u16, +} + +impl Default for ServerConfig { + fn default() -> Self { + ServerConfig { + ip: "127.0.0.1".to_string(), + port: 8080, + } + } +} diff --git a/src/lib.rs b/src/lib.rs new file mode 100644 index 0000000..78e55d4 --- /dev/null +++ b/src/lib.rs @@ -0,0 +1,5 @@ +mod builder; +mod config; +mod server; + +pub use server::Server; diff --git a/src/main.rs b/src/main.rs new file mode 100644 index 0000000..10805d6 --- /dev/null +++ b/src/main.rs @@ -0,0 +1,23 @@ +use http_body_util::Full; +use hyper::{ + body::{Bytes, Incoming}, + Request, Response, +}; +use servme::Server; +use std::convert::Infallible; + +#[tokio::main] +async fn main() { + Server::builder() + .address("127.0.0.1", 8080) + .build() + .run(handler) + .await +} + +async fn handler(req: Request) -> Result>, Infallible> { + Ok(Response::new(Full::new(Bytes::from(format!( + "Hello World! {}", + req.uri() + ))))) +} diff --git a/src/server.rs b/src/server.rs new file mode 100644 index 0000000..bc0a6ab --- /dev/null +++ b/src/server.rs @@ -0,0 +1,50 @@ +use crate::{builder::ServerBuilder, config::ServerConfig}; +use http_body_util::Full; +use hyper::{body::Incoming, server::conn::http1, service::service_fn, Request, Response}; +use hyper_util::rt::{TokioIo, TokioTimer}; +use log::error; +use std::{convert::Infallible, future::Future, net::SocketAddr, sync::Arc}; +use tokio::{net::TcpListener, spawn}; +use tokio_util::bytes::Bytes; + +pub struct Server { + pub config: ServerConfig, +} + +impl Server { + pub fn builder() -> ServerBuilder { + ServerBuilder { + config: ServerConfig::default(), + } + } + + pub async fn run(self, handler: F) + where + F: Fn(Request) -> Fut + Send + Sync + 'static, + Fut: Future>, Infallible>> + Send, + { + let addr: SocketAddr = format!("{}:{}", self.config.ip, self.config.port) + .parse() + .expect("Invalid IP or port"); + let listener = TcpListener::bind(addr).await.unwrap(); + let handler = Arc::new(handler); + + loop { + let (tcp, _) = listener.accept().await.unwrap(); + let io = TokioIo::new(tcp); + + let handler = Arc::clone(&handler); + spawn(async move { + if let Err(error) = http1::Builder::new() + .timer(TokioTimer::new()) + .serve_connection(io, service_fn(move |req| handler(req))) + .await + { + error!(error = error.to_string().as_str(); + "Serving connection" + ); + } + }); + } + } +}