aquatic_ws: simplify network code further

This commit is contained in:
Joakim Frostegård 2020-05-13 15:14:11 +02:00
parent 6a8047a5fe
commit 7e2f371007
2 changed files with 58 additions and 59 deletions

View file

@ -2,9 +2,6 @@
## aquatic_ws
* network
* think about if at least established connections could be boxed behind some
dyn trait so that there are not two different version for what is
essentially the same thing
* actually run tls. probably add config fields for number of tls and non-tls
workers, then run that amount of each
* test tls!

View file

@ -4,10 +4,10 @@ use std::io::ErrorKind;
use tungstenite::WebSocket;
use tungstenite::handshake::{HandshakeError, server::ServerHandshake};
use hashbrown::HashMap;
use native_tls::TlsAcceptor;
use native_tls::{TlsAcceptor, TlsStream};
use mio::{Events, Poll, Interest, Token};
use mio::net::TcpListener;
use mio::net::{TcpListener, TcpStream};
use crate::common::*;
use crate::config::Config;
@ -137,6 +137,44 @@ fn accept_new_streams(
}
pub fn handle_tls_handshake_result(
connections: &mut ConnectionMap,
poll_token: Token,
valid_until: ValidUntil,
result: Result<TlsStream<TcpStream>, ::native_tls::HandshakeError<TcpStream>>,
) -> bool {
match result {
Ok(stream) => {
println!("handshake established");
let connection = Connection {
valid_until,
stage: ConnectionStage::TlsStream(stream)
};
connections.insert(poll_token, connection);
},
Err(native_tls::HandshakeError::WouldBlock(handshake)) => {
println!("interrupted");
let connection = Connection {
valid_until,
stage: ConnectionStage::TlsMidHandshake(handshake),
};
connections.insert(poll_token, connection);
return true;
},
Err(native_tls::HandshakeError::Failure(err)) => {
dbg!(err);
}
}
false
}
pub fn handle_ws_handshake_result(
connections: &mut ConnectionMap,
poll_token: Token,
@ -193,8 +231,6 @@ pub fn run_handshakes_and_read_messages(
poll_token: Token,
valid_until: ValidUntil,
){
println!("poll_token: {}", poll_token.0);
loop {
let established = if let Some(c) = connections.get(&poll_token){
c.stage.is_established()
@ -208,32 +244,15 @@ pub fn run_handshakes_and_read_messages(
match conn.stage {
ConnectionStage::TcpStream(stream) => {
if let Some(tls_acceptor) = opt_tls_acceptor {
match tls_acceptor.accept(stream){
Ok(stream) => {
println!("handshake established");
let stop_loop = handle_tls_handshake_result(
connections,
poll_token,
valid_until,
tls_acceptor.accept(stream)
);
let connection = Connection {
valid_until,
stage: ConnectionStage::TlsStream(stream)
};
connections.insert(poll_token, connection);
},
Err(native_tls::HandshakeError::WouldBlock(handshake)) => {
println!("interrupted");
let connection = Connection {
valid_until,
stage: ConnectionStage::TlsMidHandshake(handshake),
};
connections.insert(poll_token, connection);
break
},
Err(native_tls::HandshakeError::Failure(err)) => {
dbg!(err);
}
if stop_loop {
break
}
} else {
let handshake_result = ::tungstenite::server::accept_hdr(
@ -271,32 +290,15 @@ pub fn run_handshakes_and_read_messages(
}
},
ConnectionStage::TlsMidHandshake(handshake) => {
match handshake.handshake() {
Ok(stream) => {
println!("handshake established");
let stop_loop = handle_tls_handshake_result(
connections,
poll_token,
valid_until,
handshake.handshake()
);
let connection = Connection {
valid_until,
stage: ConnectionStage::TlsStream(stream)
};
connections.insert(poll_token, connection);
},
Err(native_tls::HandshakeError::WouldBlock(handshake)) => {
println!("interrupted");
let connection = Connection {
valid_until,
stage: ConnectionStage::TlsMidHandshake(handshake),
};
connections.insert(poll_token, connection);
break
},
Err(native_tls::HandshakeError::Failure(err)) => {
dbg!(err);
}
if stop_loop {
break
}
},
ConnectionStage::WsMidHandshake(handshake) => {