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#![doc(html_root_url = "https://docs.rs/gotham/0.3.0")] #![warn(missing_docs, deprecated)]
#![cfg_attr(feature = "ci", deny(warnings))]
#![doc(test(no_crate_inject, attr(deny(warnings))))]
#![deny(private_in_public)]
extern crate base64;
extern crate bincode;
extern crate borrow_bag;
extern crate bytes;
extern crate chrono;
extern crate cookie;
extern crate failure;
#[macro_use]
extern crate futures;
extern crate http;
extern crate hyper;
extern crate linked_hash_map;
#[macro_use]
extern crate log;
extern crate mime;
extern crate mime_guess;
extern crate mio;
extern crate num_cpus;
extern crate rand;
extern crate regex;
#[macro_use]
extern crate serde;
extern crate httpdate;
extern crate tokio;
extern crate url;
extern crate uuid;
#[macro_use]
extern crate serde_derive;
pub mod error;
pub mod extractor;
pub mod handler;
pub mod helpers;
pub mod middleware;
pub mod pipeline;
pub mod router;
mod service;
pub mod state;
pub mod test;
use std::net::{SocketAddr, ToSocketAddrs};
use std::sync::Arc;
use futures::{Future, Stream};
use hyper::server::conn::Http;
use tokio::executor;
use tokio::net::TcpListener;
use tokio::runtime::{self, Runtime, TaskExecutor};
use handler::NewHandler;
use service::GothamService;
pub fn start<NH, A>(addr: A, new_handler: NH)
where
NH: NewHandler + 'static,
A: ToSocketAddrs + 'static,
{
start_with_num_threads(addr, new_handler, num_cpus::get())
}
pub fn start_with_num_threads<NH, A>(addr: A, new_handler: NH, threads: usize)
where
NH: NewHandler + 'static,
A: ToSocketAddrs + 'static,
{
let runtime = new_runtime(threads);
start_on_executor(addr, new_handler, runtime.executor());
runtime.shutdown_on_idle().wait().unwrap();
}
pub fn start_on_executor<NH, A>(addr: A, new_handler: NH, executor: TaskExecutor)
where
NH: NewHandler + 'static,
A: ToSocketAddrs + 'static,
{
executor.spawn(init_server(addr, new_handler));
}
pub fn init_server<NH, A>(addr: A, new_handler: NH) -> impl Future<Item = (), Error = ()>
where
NH: NewHandler + 'static,
A: ToSocketAddrs + 'static,
{
let (listener, addr) = tcp_listener(addr);
info!(
target: "gotham::start",
" Gotham listening on http://{}",
addr
);
bind_server(listener, new_handler)
}
fn bind_server<NH>(listener: TcpListener, new_handler: NH) -> impl Future<Item = (), Error = ()>
where
NH: NewHandler + 'static,
{
let protocol = Arc::new(Http::new());
let gotham_service = GothamService::new(new_handler);
listener
.incoming()
.map_err(|e| panic!("socket error = {:?}", e))
.for_each(move |socket| {
let service = gotham_service.connect(socket.peer_addr().unwrap());
let handler = protocol.serve_connection(socket, service).then(|_| Ok(()));
executor::spawn(handler);
Ok(())
})
}
fn new_runtime(threads: usize) -> Runtime {
runtime::Builder::new()
.core_threads(threads)
.name_prefix("gotham-worker-")
.build()
.unwrap()
}
fn tcp_listener<A>(addr: A) -> (TcpListener, SocketAddr)
where
A: ToSocketAddrs + 'static,
{
let addr = match addr.to_socket_addrs().map(|ref mut i| i.next()) {
Ok(Some(a)) => a,
Ok(_) => panic!("unable to resolve listener address"),
Err(_) => panic!("unable to parse listener address"),
};
let listener = TcpListener::bind(&addr).expect("unable to open TCP listener");
(listener, addr)
}