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native refactor done

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This commit is contained in:
John Smith 2022-01-04 09:53:30 -05:00
parent 8b85c5ec12
commit 2564d35cc1
13 changed files with 124 additions and 110 deletions
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40
veilid-core/src/connection_manager.rs
View File

@ -89,7 +89,7 @@ impl ConnectionManager {
inner.connection_table.get_connection(descriptor)
}
// Internal routine to register new connection
// Internal routine to register new connection atomically
async fn on_new_connection_internal(
&self,
mut inner: AsyncMutexGuard<'_, ConnectionManagerInner>,
@ -136,18 +136,14 @@ impl ConnectionManager {
// If connection exists, then return it
let inner = self.arc.inner.lock().await;
if let Some(conn) = inner
.connection_table
.get_connection(&descriptor)
.map(|e| e.conn)
{
if let Some(conn) = inner.connection_table.get_connection(&descriptor) {
return Ok(conn);
}
// If not, attempt new connection
let conn = NetworkConnection::connect(local_addr, dial_info).await?;
self.on_new_connection_internal(inner, conn).await;
self.on_new_connection_internal(inner, conn.clone()).await?;
Ok(conn)
}
@ -160,41 +156,31 @@ impl ConnectionManager {
let network_manager = this.network_manager();
Box::pin(async move {
//
let exit_value: Result<Vec<u8>, ()> = Err(());
let descriptor = conn.connection_descriptor();
loop {
let res = match select(
entry.stopper.clone().instance_clone(exit_value.clone()),
Box::pin(conn.clone().recv()),
)
.await
{
Either::Left((_x, _b)) => break,
Either::Right((y, _a)) => y,
};
let res = conn.clone().recv().await;
let message = match res {
Ok(v) => v,
Err(_) => break,
};
match network_manager
.on_recv_envelope(message.as_slice(), &descriptor)
if let Err(e) = network_manager
.on_recv_envelope(message.as_slice(), descriptor)
.await
{
Ok(_) => (),
Err(e) => {
error!("{}", e);
break;
}
};
log_net!(error e);
break;
}
}
if let Err(err) = this
if let Err(e) = this
.arc
.inner
.lock()
.await
.connection_table
.remove_connection(&descriptor)
{
error!("{}", err);
log_net!(error e);
}
})
}

24
veilid-core/src/connection_table.rs
View File

@ -1,4 +1,3 @@
use crate::intf::*;
use crate::network_connection::*;
use crate::xx::*;
use crate::*;
@ -17,38 +16,23 @@ impl ConnectionTable {
pub fn add_connection(&mut self, conn: NetworkConnection) -> Result<(), String> {
let descriptor = conn.connection_descriptor();
assert_ne!(
descriptor.protocol_type(),
ProtocolType::UDP,
"Only connection oriented protocols go in the table!"
);
if self.conn_by_addr.contains_key(&descriptor) {
return Err(format!(
"Connection already added to table: {:?}",
descriptor
));
}
let timestamp = get_timestamp();
let entry = ConnectionTableEntry {
conn,
established_time: timestamp,
last_message_sent_time: None,
last_message_recv_time: None,
stopper: Eventual::new(),
};
let res = self.conn_by_addr.insert(descriptor, entry.clone());
let res = self.conn_by_addr.insert(descriptor, conn);
assert!(res.is_none());
Ok(entry)
Ok(())
}
pub fn get_connection(
&self,
descriptor: &ConnectionDescriptor,
) -> Option<ConnectionTableEntry> {
pub fn get_connection(&self, descriptor: &ConnectionDescriptor) -> Option<NetworkConnection> {
self.conn_by_addr.get(descriptor).cloned()
}
@ -59,7 +43,7 @@ impl ConnectionTable {
pub fn remove_connection(
&mut self,
descriptor: &ConnectionDescriptor,
) -> Result<ConnectionTableEntry, String> {
) -> Result<NetworkConnection, String> {
self.conn_by_addr
.remove(descriptor)
.ok_or_else(|| format!("Connection not in table: {:?}", descriptor))

2
veilid-core/src/intf/native/network/network_udp.rs
View File

@ -54,7 +54,7 @@ impl Network {
log_net!("UDP packet: {:?}", descriptor);
if let Err(e) = network_manager
.on_recv_envelope(&data[..size], &descriptor)
.on_recv_envelope(&data[..size], descriptor)
.await
{
log_net!(error "failed to process received udp envelope: {}", e);

10
veilid-core/src/intf/native/network/protocol/mod.rs
View File

@ -56,6 +56,16 @@ impl ProtocolNetworkConnection {
}
}
pub async fn close(&mut self) -> Result<(), String> {
match self {
Self::Dummy(d) => d.close(),
Self::RawTcp(t) => t.close().await,
Self::WsAccepted(w) => w.close().await,
Self::Ws(w) => w.close().await,
Self::Wss(w) => w.close().await,
}
}
pub async fn send(&mut self, message: Vec<u8>) -> Result<(), String> {
match self {
Self::Dummy(d) => d.send(message),

16
veilid-core/src/intf/native/network/protocol/tcp.rs
View File

@ -3,9 +3,9 @@ use crate::intf::native::utils::async_peek_stream::*;
use crate::intf::*;
use crate::network_manager::MAX_MESSAGE_SIZE;
use crate::*;
use async_std::net::*;
use async_std::prelude::*;
use std::fmt;
use async_std::net::TcpStream;
use core::fmt;
use futures_util::{AsyncReadExt, AsyncWriteExt};
pub struct RawTcpNetworkConnection {
stream: AsyncPeekStream,
@ -22,6 +22,14 @@ impl RawTcpNetworkConnection {
Self { stream }
}
pub async fn close(&mut self) -> Result<(), String> {
self.stream
.close()
.await
.map_err(map_to_string)
.map_err(logthru_net!())
}
pub async fn send(&mut self, message: Vec<u8>) -> Result<(), String> {
if message.len() > MAX_MESSAGE_SIZE {
return Err("sending too large TCP message".to_owned());
@ -183,7 +191,7 @@ impl ProtocolAcceptHandler for RawTcpProtocolHandler {
&self,
stream: AsyncPeekStream,
peer_addr: SocketAddr,
) -> SystemPinBoxFuture<Result<Option<NetworkConnection>, String>> {
) -> SystemPinBoxFuture<core::result::Result<Option<NetworkConnection>, String>> {
Box::pin(self.clone().on_accept_async(stream, peer_addr))
}
}

16
veilid-core/src/intf/native/network/protocol/ws.rs
View File

@ -3,16 +3,16 @@ use crate::intf::native::utils::async_peek_stream::*;
use crate::intf::*;
use crate::network_manager::MAX_MESSAGE_SIZE;
use crate::*;
use alloc::sync::Arc;
use async_std::io;
use async_std::net::*;
use async_tls::TlsConnector;
use async_tungstenite::tungstenite::protocol::Message;
use async_tungstenite::{accept_async, client_async, WebSocketStream};
use core::fmt;
use core::time::Duration;
use futures_util::sink::SinkExt;
use futures_util::stream::StreamExt;
use std::fmt;
use std::sync::Arc;
use std::time::Duration;
pub type WebSocketNetworkConnectionAccepted = WebsocketNetworkConnection<AsyncPeekStream>;
pub type WebsocketNetworkConnectionWSS =
@ -68,6 +68,16 @@ where
}
}
pub async fn close(&self) -> Result<(), String> {
let mut inner = self.inner.lock().await;
inner
.ws_stream
.close(None)
.await
.map_err(map_to_string)
.map_err(logthru_net!(error "failed to close websocket"))
}
pub async fn send(&self, message: Vec<u8>) -> Result<(), String> {
if message.len() > MAX_MESSAGE_SIZE {
return Err("received too large WS message".to_owned());

13
veilid-core/src/intf/wasm/network/protocol/mod.rs
View File

@ -8,7 +8,7 @@ use crate::xx::*;
#[derive(Debug)]
pub enum ProtocolNetworkConnection {
Dummy(DummyNetworkConnection),
WS(ws::WebsocketNetworkConnection),
Ws(ws::WebsocketNetworkConnection),
//WebRTC(wrtc::WebRTCNetworkConnection),
}
@ -46,18 +46,23 @@ impl ProtocolNetworkConnection {
}
}
}
pub async fn close(&mut self) -> Result<(), String> {
match self {
Self::Dummy(d) => d.close(),
Self::Ws(w) => w.close().await,
}
}
pub async fn send(&mut self, message: Vec<u8>) -> Result<(), String> {
match self {
Self::Dummy(d) => d.send(message),
Self::WS(w) => w.send(message),
Self::Ws(w) => w.send(message).await,
}
}
pub async fn recv(&mut self) -> Result<Vec<u8>, String> {
match self {
Self::Dummy(d) => d.recv(),
Self::WS(w) => w.recv(),
Self::Ws(w) => w.recv().await,
}
}
}

31
veilid-core/src/intf/wasm/network/protocol/ws.rs
View File

@ -7,14 +7,14 @@ use web_sys::WebSocket;
use ws_stream_wasm::*;
struct WebsocketNetworkConnectionInner {
ws_meta: WsMeta,
ws_stream: WsStream,
ws: WebSocket,
}
#[derive(Clone)]
pub struct WebsocketNetworkConnection {
tls: bool,
inner: Arc<Mutex<WebsocketNetworkConnectionInner>>,
inner: Arc<AsyncMutex<WebsocketNetworkConnectionInner>>,
}
impl fmt::Debug for WebsocketNetworkConnection {
@ -24,33 +24,34 @@ impl fmt::Debug for WebsocketNetworkConnection {
}
impl WebsocketNetworkConnection {
pub fn new(tls: bool, ws_stream: WsStream) -> Self {
let ws = ws_stream.wrapped().clone();
pub fn new(tls: bool, ws_meta: WsMeta, ws_stream: WsStream) -> Self {
Self {
tls,
inner: Arc::new(Mutex::new(WebsocketNetworkConnectionInner {
ws_meta,
ws_stream,
ws,
})),
}
}
xxx convert this to async and use stream api not low level websocket
xxx implement close() everywhere and skip using eventual for loop shutdown
pub async fn close(&self) -> Result<(), String> {
let inner = self.inner.lock().await;
inner.ws_meta.close().await;
}
pub fn send(&self, message: Vec<u8>) -> Result<(), String> {
pub async fn send(&self, message: Vec<u8>) -> Result<(), String> {
if message.len() > MAX_MESSAGE_SIZE {
return Err("sending too large WS message".to_owned()).map_err(logthru_net!(error));
}
self.inner
.lock()
.ws
.send_with_u8_array(&message)
let mut inner = self.inner.lock().await;
inner.ws_stream
.send(WsMessage::Binary(message)).await
.map_err(|_| "failed to send to websocket".to_owned())
.map_err(logthru_net!(error))
}
pub fn recv(&self) -> Result<Vec<u8>, String> {
let out = match self.inner.lock().ws_stream.next().await {
pub async fn recv(&self) -> Result<Vec<u8>, String> {
let mut inner = self.inner.lock().await;
let out = match inner.ws_stream.next().await {
Some(WsMessage::Binary(v)) => v,
Some(_) => {
return Err("Unexpected WS message type".to_owned())
@ -112,7 +113,7 @@ impl WebsocketProtocolHandler {
remote: dial_info.to_peer_address(),
};
Ok(NetworkConnection::from_protocol(descriptor,ProtocolNetworkConnection::WS(WebsocketNetworkConnection::new(tls, wsio))))
Ok(NetworkConnection::from_protocol(descriptor,ProtocolNetworkConnection::Ws(WebsocketNetworkConnection::new(tls, wsio))))
}
pub async fn send_unbound_message(dial_info: &DialInfo, data: Vec<u8>) -> Result<(), String> {

24
veilid-core/src/network_connection.rs
View File

@ -48,8 +48,8 @@ cfg_if! {
pub struct DummyNetworkConnection {}
impl DummyNetworkConnection {
pub fn new(descriptor: ConnectionDescriptor) -> NetworkConnection {
NetworkConnection::from_protocol(descriptor, ProtocolNetworkConnection::Dummy(Self {}))
pub fn close(&self) -> Result<(), String> {
Ok(())
}
pub fn send(&self, _message: Vec<u8>) -> Result<(), String> {
Ok(())
@ -73,7 +73,6 @@ struct NetworkConnectionInner {
struct NetworkConnectionArc {
descriptor: ConnectionDescriptor,
established_time: u64,
stopper: Eventual,
inner: AsyncMutex<NetworkConnectionInner>,
}
@ -81,6 +80,13 @@ struct NetworkConnectionArc {
pub struct NetworkConnection {
arc: Arc<NetworkConnectionArc>,
}
impl PartialEq for NetworkConnection {
fn eq(&self, other: &Self) -> bool {
Arc::as_ptr(&self.arc) == Arc::as_ptr(&other.arc)
}
}
impl Eq for NetworkConnection {}
impl NetworkConnection {
fn new_inner(protocol_connection: ProtocolNetworkConnection) -> NetworkConnectionInner {
@ -101,6 +107,13 @@ impl NetworkConnection {
}
}
pub fn dummy(descriptor: ConnectionDescriptor) -> Self {
NetworkConnection::from_protocol(
descriptor,
ProtocolNetworkConnection::Dummy(DummyNetworkConnection {}),
)
}
pub fn from_protocol(
descriptor: ConnectionDescriptor,
protocol_connection: ProtocolNetworkConnection,
@ -121,6 +134,11 @@ impl NetworkConnection {
self.arc.descriptor
}
pub async fn close(&self) -> Result<(), String> {
let mut inner = self.arc.inner.lock().await;
inner.protocol_connection.close().await
}
pub async fn send(&self, message: Vec<u8>) -> Result<(), String> {
let mut inner = self.arc.inner.lock().await;
let out = inner.protocol_connection.send(message).await;

8
veilid-core/src/network_manager.rs
View File

@ -431,7 +431,7 @@ impl NetworkManager {
pub async fn on_recv_envelope(
&self,
data: &[u8],
descriptor: &ConnectionDescriptor,
descriptor: ConnectionDescriptor,
) -> Result<bool, String> {
// Is this an out-of-band receipt instead of an envelope?
if data[0..4] == *RECEIPT_MAGIC {
@ -522,11 +522,7 @@ impl NetworkManager {
// Cache the envelope information in the routing table
let source_noderef = routing_table
.register_node_with_existing_connection(
envelope.get_sender_id(),
descriptor.clone(),
ts,
)
.register_node_with_existing_connection(envelope.get_sender_id(), descriptor, ts)
.map_err(|e| format!("node id registration failed: {}", e))?;
source_noderef.operate(|e| e.set_min_max_version(envelope.get_min_max_version()));

2
veilid-core/src/routing_table/bucket_entry.rs
View File

@ -101,7 +101,7 @@ impl BucketEntry {
}
pub fn last_connection(&self) -> Option<ConnectionDescriptor> {
self.last_connection.as_ref().map(|x| x.0.clone())
self.last_connection.as_ref().map(|x| x.0)
}
pub fn set_min_max_version(&mut self, min_max_version: (u8, u8)) {

12
veilid-core/src/rpc_processor/mod.rs
View File

@ -801,14 +801,10 @@ impl RPCProcessor {
}
fn generate_sender_info(&self, rpcreader: &RPCMessageReader) -> SenderInfo {
let socket_address =
rpcreader
.header
.peer_noderef
.operate(|entry| match entry.last_connection() {
None => None,
Some(c) => Some(c.remote.socket_address),
});
let socket_address = rpcreader
.header
.peer_noderef
.operate(|entry| entry.last_connection().map(|c| c.remote.socket_address));
SenderInfo { socket_address }
}

36
veilid-core/src/tests/common/test_connection_table.rs
View File

@ -10,7 +10,7 @@ pub async fn test_add_get_remove() {
SocketAddress::new(Address::IPV4(Ipv4Addr::new(127, 0, 0, 1)), 8080),
ProtocolType::TCP,
));
let a2 = a1.clone();
let a2 = a1;
let a3 = ConnectionDescriptor::new(
PeerAddress::new(
SocketAddress::new(Address::IPV6(Ipv6Addr::new(0, 0, 0, 0, 0, 0, 0, 1)), 8090),
@ -48,11 +48,11 @@ pub async fn test_add_get_remove() {
))),
);
let c1 = DummyNetworkConnection::new(a1.clone());
let c2 = DummyNetworkConnection::new(a2.clone());
let c3 = DummyNetworkConnection::new(a3.clone());
let c4 = DummyNetworkConnection::new(a4.clone());
let c5 = DummyNetworkConnection::new(a5);
let c1 = NetworkConnection::dummy(a1);
let c2 = NetworkConnection::dummy(a2);
let c3 = NetworkConnection::dummy(a3);
let c4 = NetworkConnection::dummy(a4);
let c5 = NetworkConnection::dummy(a5);
assert_eq!(a1, c2.connection_descriptor());
assert_ne!(a3, c4.connection_descriptor());
@ -60,36 +60,36 @@ pub async fn test_add_get_remove() {
assert_eq!(table.connection_count(), 0);
assert_eq!(table.get_connection(&a1), None);
let entry1 = table.add_connection(c1.clone()).unwrap();
table.add_connection(c1.clone()).unwrap();
assert_eq!(table.connection_count(), 1);
assert_err!(table.remove_connection(&a3));
assert_err!(table.remove_connection(&a4));
assert_eq!(table.connection_count(), 1);
assert_eq!(table.get_connection(&a1), Some(entry1.clone()));
assert_eq!(table.get_connection(&a1), Some(entry1.clone()));
assert_eq!(table.get_connection(&a1), Some(c1.clone()));
assert_eq!(table.get_connection(&a1), Some(c1.clone()));
assert_eq!(table.connection_count(), 1);
assert_err!(table.add_connection(c1.clone()));
assert_err!(table.add_connection(c2.clone()));
assert_eq!(table.connection_count(), 1);
assert_eq!(table.get_connection(&a1), Some(entry1.clone()));
assert_eq!(table.get_connection(&a1), Some(entry1.clone()));
assert_eq!(table.get_connection(&a1), Some(c1.clone()));
assert_eq!(table.get_connection(&a1), Some(c1.clone()));
assert_eq!(table.connection_count(), 1);
assert_eq!(table.remove_connection(&a2), Ok(entry1));
assert_eq!(table.remove_connection(&a2), Ok(c1.clone()));
assert_eq!(table.connection_count(), 0);
assert_err!(table.remove_connection(&a2));
assert_eq!(table.connection_count(), 0);
assert_eq!(table.get_connection(&a2), None);
assert_eq!(table.get_connection(&a1), None);
assert_eq!(table.connection_count(), 0);
let entry2 = table.add_connection(c1).unwrap();
table.add_connection(c1.clone()).unwrap();
assert_err!(table.add_connection(c2));
let entry3 = table.add_connection(c3).unwrap();
let entry4 = table.add_connection(c4).unwrap();
table.add_connection(c3.clone()).unwrap();
table.add_connection(c4.clone()).unwrap();
assert_eq!(table.connection_count(), 3);
assert_eq!(table.remove_connection(&a2), Ok(entry2));
assert_eq!(table.remove_connection(&a3), Ok(entry3));
assert_eq!(table.remove_connection(&a4), Ok(entry4));
assert_eq!(table.remove_connection(&a2), Ok(c1));
assert_eq!(table.remove_connection(&a3), Ok(c3));
assert_eq!(table.remove_connection(&a4), Ok(c4));
assert_eq!(table.connection_count(), 0);
}