simplify channel impl

src/server/accept.rs

@@ -470,7 +470,6 @@ impl Accept {
                         io,
                         token: info.token,
                         peer: Some(addr),
-                        http2: false,
                     },
                     Err(ref e) if e.kind() == io::ErrorKind::WouldBlock => return,
                     Err(ref e) if connection_error(e) => continue,

src/server/channel.rs

@@ -2,7 +2,7 @@ use std::net::{Shutdown, SocketAddr};
 use std::rc::Rc;
 use std::{io, ptr, time};
 
-use bytes::{Buf, BufMut, Bytes, BytesMut};
+use bytes::{Buf, BufMut, BytesMut};
 use futures::{Async, Future, Poll};
 use tokio_io::{AsyncRead, AsyncWrite};
 
@@ -38,23 +38,10 @@ where
     H: HttpHandler + 'static,
 {
     pub(crate) fn new(
-        settings: Rc<WorkerSettings<H>>, mut io: T, peer: Option<SocketAddr>,
+        settings: Rc<WorkerSettings<H>>, io: T, peer: Option<SocketAddr>,
-        http2: bool,
     ) -> HttpChannel<T, H> {
         settings.add_channel();
-        let _ = io.set_nodelay(true);
 
-        if http2 {
-            HttpChannel {
-                node: None,
-                proto: Some(HttpProtocol::H2(h2::Http2::new(
-                    settings,
-                    io,
-                    peer,
-                    Bytes::new(),
-                ))),
-            }
-        } else {
         HttpChannel {
             node: None,
             proto: Some(HttpProtocol::Unknown(
@@ -65,7 +52,6 @@ where
             )),
         }
     }
-    }
 
     fn shutdown(&mut self) {
         match self.proto {

src/server/srv.rs

@@ -510,7 +510,6 @@ impl<H: IntoHttpHandler> HttpServer<H> {
                 io: WrapperStream::new(t),
                 token: Token::new(0),
                 peer: None,
-                http2: false,
             }));
             self
         });
@@ -602,7 +601,6 @@ where
             Rc::clone(self.settings.as_ref().unwrap()),
             msg.io,
             msg.peer,
-            msg.http2,
         ));
     }
 }

src/server/worker.rs

@@ -25,7 +25,6 @@ pub(crate) struct Conn<T> {
     pub io: T,
     pub token: Token,
     pub peer: Option<net::SocketAddr>,
-    pub http2: bool,
 }
 
 #[derive(Clone, Copy)]
@@ -428,7 +427,7 @@ where
         };
         let _ = io.set_nodelay(true);
 
-        current_thread::spawn(HttpChannel::new(h, io, peer, false));
+        current_thread::spawn(HttpChannel::new(h, io, peer));
     }
 }
 
@@ -491,7 +490,7 @@ where
         current_thread::spawn(self.acceptor.accept(io).then(move |res| {
             h.conn_rate_del();
             match res {
-                Ok(io) => current_thread::spawn(HttpChannel::new(h, io, peer, false)),
+                Ok(io) => current_thread::spawn(HttpChannel::new(h, io, peer)),
                 Err(err) => trace!("Can not establish connection: {}", err),
             }
             Ok(())