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Merge branch 'master' into geth-import

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This commit is contained in:
Nikolay Volf 2016-02-21 23:44:52 +03:00
commit a8f4d24dad
16 changed files with 213 additions and 101 deletions
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24
Cargo.lock generated
View File

@ -15,7 +15,6 @@ dependencies = [
"fdlimit 0.1.0",
"log 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
"rustc-serialize 0.3.18 (registry+https://github.com/rust-lang/crates.io-index)",
"target_info 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
]
[[package]]
@ -53,6 +52,11 @@ name = "bitflags"
version = "0.4.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
[[package]]
name = "blastfig"
version = "0.3.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
[[package]]
name = "bytes"
version = "0.3.0"
@ -208,7 +212,6 @@ dependencies = [
"serde_codegen 0.6.14 (registry+https://github.com/rust-lang/crates.io-index)",
"serde_json 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
"syntex 0.29.0 (registry+https://github.com/rust-lang/crates.io-index)",
"target_info 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
]
[[package]]
@ -234,12 +237,13 @@ dependencies = [
"rocksdb 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
"rust-crypto 0.2.34 (registry+https://github.com/rust-lang/crates.io-index)",
"rustc-serialize 0.3.18 (registry+https://github.com/rust-lang/crates.io-index)",
"rustc_version 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
"serde 0.6.14 (registry+https://github.com/rust-lang/crates.io-index)",
"sha3 0.1.0",
"slab 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
"target_info 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
"time 0.1.34 (registry+https://github.com/rust-lang/crates.io-index)",
"tiny-keccak 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
"vergen 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
]
[[package]]
@ -688,11 +692,6 @@ dependencies = [
"unicode-xid 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
]
[[package]]
name = "target_info"
version = "0.1.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
[[package]]
name = "term"
version = "0.2.14"
@ -789,6 +788,15 @@ dependencies = [
"rustc-serialize 0.3.18 (registry+https://github.com/rust-lang/crates.io-index)",
]
[[package]]
name = "vergen"
version = "0.1.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
dependencies = [
"blastfig 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
"time 0.1.34 (registry+https://github.com/rust-lang/crates.io-index)",
]
[[package]]
name = "winapi"
version = "0.2.5"

1
Cargo.toml
View File

@ -17,7 +17,6 @@ ethcore = { path = "ethcore" }
ethsync = { path = "sync" }
ethcore-rpc = { path = "rpc", optional = true }
fdlimit = { path = "util/fdlimit" }
target_info = "0.1"
daemonize = "0.2"
ethcore-devtools = { path = "devtools" }

2
install-deps.sh
View File

@ -425,7 +425,7 @@ function run_installer()
depFound=$((depFound+1))
check "multirust"
isMultirust=true
if [[ $(multirust show-default 2>/dev/null | grep beta | wc -l) == 4 ]]; then
if [[ $(multirust show-default 2>/dev/null | grep beta | wc -l) == 3 ]]; then
depFound=$((depFound+1))
check "rust beta"
isMultirustBeta=true

7
parity/main.rs
View File

@ -29,7 +29,6 @@ extern crate log as rlog;
extern crate env_logger;
extern crate ctrlc;
extern crate fdlimit;
extern crate target_info;
extern crate daemonize;
#[cfg(feature = "rpc")]
@ -51,7 +50,6 @@ use ethcore::ethereum;
use ethcore::blockchain::CacheSize;
use ethsync::EthSync;
use docopt::Docopt;
use target_info::Target;
use daemonize::Daemonize;
const USAGE: &'static str = "
@ -146,14 +144,15 @@ fn setup_rpc_server(_client: Arc<Client>, _sync: Arc<EthSync>, _url: &str) {
fn print_version() {
println!("\
Parity version {} ({}-{}-{})
Parity
version {}
Copyright 2015, 2016 Ethcore (UK) Limited
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>.
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.
By Wood/Paronyan/Kotewicz/Drwięga/Volf.\
", env!("CARGO_PKG_VERSION"), Target::arch(), Target::env(), Target::os());
", version());
}
fn die_with_message(msg: &str) -> ! {

1
rpc/Cargo.toml
View File

@ -17,7 +17,6 @@ ethcore-util = { path = "../util" }
ethcore = { path = "../ethcore" }
ethsync = { path = "../sync" }
clippy = { version = "0.0.42", optional = true }
target_info = "0.1.0"
rustc-serialize = "0.3"
serde_macros = { version = "0.6.13", optional = true }

1
rpc/src/lib.rs
View File

@ -20,7 +20,6 @@
#![cfg_attr(nightly, plugin(serde_macros, clippy))]
extern crate rustc_serialize;
extern crate target_info;
extern crate serde;
extern crate serde_json;
extern crate jsonrpc_core;

6
rpc/src/v1/impls/web3.rs
View File

@ -15,8 +15,8 @@
// along with Parity. If not, see <http://www.gnu.org/licenses/>.
//! Web3 rpc implementation.
use target_info::Target;
use jsonrpc_core::*;
use util::version;
use v1::traits::Web3;
/// Web3 rpc implementation.
@ -30,7 +30,9 @@ impl Web3Client {
impl Web3 for Web3Client {
fn client_version(&self, params: Params) -> Result<Value, Error> {
match params {
Params::None => Ok(Value::String(format!("Parity/-/{}/{}-{}-{}/rust1.8-nightly", env!("CARGO_PKG_VERSION"), Target::arch(), Target::env(), Target::os()))),
Params::None => {
Ok(Value::String(version())),
}
_ => Err(Error::invalid_params())
}
}

7
util/Cargo.toml
View File

@ -5,6 +5,7 @@ license = "GPL-3.0"
name = "ethcore-util"
version = "0.9.99"
authors = ["Ethcore <admin@ethcore.io>"]
build = "build.rs"
[dependencies]
log = "0.3"
@ -28,11 +29,15 @@ sha3 = { path = "sha3" }
serde = "0.6.7"
clippy = { version = "0.0.42", optional = true }
json-tests = { path = "json-tests" }
target_info = "0.1.0"
rustc_version = "0.1.0"
igd = "0.4.2"
ethcore-devtools = { path = "../devtools" }
libc = "0.2.7"
vergen = "0.1"
[features]
default = []
dev = ["clippy"]
[build-dependencies]
vergen = "*"

6
util/build.rs Normal file
View File

@ -0,0 +1,6 @@
extern crate vergen;
use vergen::*;
fn main() {
vergen(OutputFns::all()).unwrap();
}

3
util/src/lib.rs
View File

@ -82,7 +82,6 @@
//! cargo build --release
//! ```
extern crate target_info;
extern crate slab;
extern crate rustc_serialize;
extern crate mio;
@ -108,6 +107,8 @@ extern crate log as rlog;
extern crate igd;
extern crate ethcore_devtools as devtools;
extern crate libc;
extern crate rustc_version;
extern crate vergen;
pub mod standard;
#[macro_use]

8
util/src/misc.rs
View File

@ -18,6 +18,9 @@
use std::fs::File;
use common::*;
use rustc_version;
include!(concat!(env!("OUT_DIR"), "/version.rs"));
#[derive(Debug,Clone,PartialEq,Eq)]
/// Diff type for specifying a change (or not).
@ -62,3 +65,8 @@ pub fn contents(name: &str) -> Result<Bytes, UtilError> {
try!(file.read_to_end(&mut ret));
Ok(ret)
}
/// Get the standard version string for this software.
pub fn version() -> String {
format!("Parity/{}/{}-{}/{}/rustc{}", env!("CARGO_PKG_VERSION"), short_sha(), commit_date(), target(), rustc_version::version())
}

34
util/src/network/connection.rs
View File

@ -175,13 +175,26 @@ impl Connection {
self.socket.peer_addr()
}
/// Clone this connection. Clears the receiving buffer of the returned connection.
pub fn try_clone(&self) -> io::Result<Self> {
Ok(Connection {
token: self.token,
socket: try!(self.socket.try_clone()),
rec_buf: Vec::new(),
rec_size: 0,
send_queue: self.send_queue.clone(),
interest: EventSet::hup() | EventSet::readable(),
stats: self.stats.clone(),
})
}
/// Register this connection with the IO event loop.
pub fn register_socket<Host: Handler>(&self, reg: Token, event_loop: &mut EventLoop<Host>) -> io::Result<()> {
trace!(target: "net", "connection register; token={:?}", reg);
event_loop.register(&self.socket, reg, self.interest, PollOpt::edge() | PollOpt::oneshot()).or_else(|e| {
if let Err(e) = event_loop.register(&self.socket, reg, self.interest, PollOpt::edge() | PollOpt::oneshot()) {
debug!("Failed to register {:?}, {:?}", reg, e);
}
Ok(())
})
}
/// Update connection registration. Should be called at the end of the IO handler.
@ -265,7 +278,7 @@ impl EncryptedConnection {
}
/// Create an encrypted connection out of the handshake. Consumes a handshake object.
pub fn new(mut handshake: Handshake) -> Result<EncryptedConnection, UtilError> {
pub fn new(handshake: &mut Handshake) -> Result<EncryptedConnection, UtilError> {
let shared = try!(crypto::ecdh::agree(handshake.ecdhe.secret(), &handshake.remote_public));
let mut nonce_material = H512::new();
if handshake.originated {
@ -300,9 +313,8 @@ impl EncryptedConnection {
ingress_mac.update(&mac_material);
ingress_mac.update(if handshake.originated { &handshake.ack_cipher } else { &handshake.auth_cipher });
handshake.connection.expect(ENCRYPTED_HEADER_LEN);
Ok(EncryptedConnection {
connection: handshake.connection,
let mut enc = EncryptedConnection {
connection: try!(handshake.connection.try_clone()),
encoder: encoder,
decoder: decoder,
mac_encoder: mac_encoder,
@ -311,7 +323,9 @@ impl EncryptedConnection {
read_state: EncryptedConnectionState::Header,
protocol_id: 0,
payload_len: 0
})
};
enc.connection.expect(ENCRYPTED_HEADER_LEN);
Ok(enc)
}
/// Send a packet
@ -440,6 +454,12 @@ impl EncryptedConnection {
Ok(())
}
/// Register socket with the event lpop. This should be called at the end of the event loop.
pub fn register_socket<Host:Handler>(&self, reg: Token, event_loop: &mut EventLoop<Host>) -> Result<(), UtilError> {
try!(self.connection.register_socket(reg, event_loop));
Ok(())
}
/// Update connection registration. This should be called at the end of the event loop.
pub fn update_socket<Host:Handler>(&self, reg: Token, event_loop: &mut EventLoop<Host>) -> Result<(), UtilError> {
try!(self.connection.update_socket(reg, event_loop));

24
util/src/network/handshake.rs
View File

@ -63,7 +63,9 @@ pub struct Handshake {
/// A copy of received encryped auth packet
pub auth_cipher: Bytes,
/// A copy of received encryped ack packet
pub ack_cipher: Bytes
pub ack_cipher: Bytes,
/// This Handshake is marked for deleteion flag
pub expired: bool,
}
const AUTH_PACKET_SIZE: usize = 307;
@ -84,6 +86,7 @@ impl Handshake {
remote_nonce: H256::new(),
auth_cipher: Bytes::new(),
ack_cipher: Bytes::new(),
expired: false,
})
}
@ -97,6 +100,16 @@ impl Handshake {
self.connection.token()
}
/// Mark this handshake as inactive to be deleted lated.
pub fn set_expired(&mut self) {
self.expired = true;
}
/// Check if this handshake is expired.
pub fn expired(&self) -> bool {
self.expired
}
/// Start a handhsake
pub fn start<Message>(&mut self, io: &IoContext<Message>, host: &HostInfo, originated: bool) -> Result<(), UtilError> where Message: Send + Clone{
self.originated = originated;
@ -118,6 +131,7 @@ impl Handshake {
/// Readable IO handler. Drives the state change.
pub fn readable<Message>(&mut self, io: &IoContext<Message>, host: &HostInfo) -> Result<(), UtilError> where Message: Send + Clone {
if !self.expired() {
io.clear_timer(self.connection.token).unwrap();
match self.state {
HandshakeState::ReadingAuth => {
@ -138,27 +152,35 @@ impl Handshake {
if self.state != HandshakeState::StartSession {
try!(io.update_registration(self.connection.token));
}
}
Ok(())
}
/// Writabe IO handler.
pub fn writable<Message>(&mut self, io: &IoContext<Message>, _host: &HostInfo) -> Result<(), UtilError> where Message: Send + Clone {
if !self.expired() {
io.clear_timer(self.connection.token).unwrap();
try!(self.connection.writable());
if self.state != HandshakeState::StartSession {
io.update_registration(self.connection.token).unwrap();
}
}
Ok(())
}
/// Register the socket with the event loop
pub fn register_socket<Host:Handler<Timeout=Token>>(&self, reg: Token, event_loop: &mut EventLoop<Host>) -> Result<(), UtilError> {
if !self.expired() {
try!(self.connection.register_socket(reg, event_loop));
}
Ok(())
}
/// Update socket registration with the event loop.
pub fn update_socket<Host:Handler<Timeout=Token>>(&self, reg: Token, event_loop: &mut EventLoop<Host>) -> Result<(), UtilError> {
if !self.expired() {
try!(self.connection.update_socket(reg, event_loop));
}
Ok(())
}

90
util/src/network/host.rs
View File

@ -26,8 +26,8 @@ use std::io::{Read, Write};
use std::fs;
use mio::*;
use mio::tcp::*;
use target_info::Target;
use hash::*;
use misc::version;
use crypto::*;
use sha3::Hashable;
use rlp::*;
@ -190,11 +190,11 @@ impl<'s, Message> NetworkContext<'s, Message> where Message: Send + Sync + Clone
let session = { self.sessions.read().unwrap().get(peer).cloned() };
if let Some(session) = session {
session.lock().unwrap().deref_mut().send_packet(self.protocol, packet_id as u8, &data).unwrap_or_else(|e| {
warn!(target: "net", "Send error: {:?}", e);
warn!(target: "network", "Send error: {:?}", e);
}); //TODO: don't copy vector data
try!(self.io.update_registration(peer));
} else {
trace!(target: "net", "Send: Peer no longer exist")
trace!(target: "network", "Send: Peer no longer exist")
}
Ok(())
}
@ -360,7 +360,7 @@ impl<Message> Host<Message> where Message: Send + Sync + Clone {
config: config,
nonce: H256::random(),
protocol_version: PROTOCOL_VERSION,
client_version: format!("Parity/{}/{}-{}-{}", env!("CARGO_PKG_VERSION"), Target::arch(), Target::env(), Target::os()),
client_version: version(),
listen_port: 0,
capabilities: Vec::new(),
}),
@ -470,18 +470,18 @@ impl<Message> Host<Message> where Message: Send + Sync + Clone {
.take(min(MAX_HANDSHAKES_PER_ROUND, handshake_limit - handshake_count)) {
self.connect_peer(&id, io);
}
debug!(target: "net", "Connecting peers: {} sessions, {} pending", self.session_count(), self.handshake_count());
debug!(target: "network", "Connecting peers: {} sessions, {} pending", self.session_count(), self.handshake_count());
}
#[cfg_attr(feature="dev", allow(single_match))]
fn connect_peer(&self, id: &NodeId, io: &IoContext<NetworkIoMessage<Message>>) {
if self.have_session(id)
{
trace!("Aborted connect. Node already connected.");
trace!(target: "network", "Aborted connect. Node already connected.");
return;
}
if self.connecting_to(id) {
trace!("Aborted connect. Node already connecting.");
trace!(target: "network", "Aborted connect. Node already connecting.");
return;
}
@ -493,7 +493,7 @@ impl<Message> Host<Message> where Message: Send + Sync + Clone {
node.endpoint.address
}
else {
debug!("Connection to expired node aborted");
debug!(target: "network", "Connection to expired node aborted");
return;
}
};
@ -515,16 +515,16 @@ impl<Message> Host<Message> where Message: Send + Sync + Clone {
if handshakes.insert_with(|token| {
let mut handshake = Handshake::new(token, id, socket, &nonce, self.stats.clone()).expect("Can't create handshake");
handshake.start(io, &self.info.read().unwrap(), id.is_some()).and_then(|_| io.register_stream(token)).unwrap_or_else (|e| {
debug!(target: "net", "Handshake create error: {:?}", e);
debug!(target: "network", "Handshake create error: {:?}", e);
});
Arc::new(Mutex::new(handshake))
}).is_none() {
debug!("Max handshakes reached");
debug!(target: "network", "Max handshakes reached");
}
}
fn accept(&self, io: &IoContext<NetworkIoMessage<Message>>) {
trace!(target: "net", "accept");
trace!(target: "network", "Accepting incoming connection");
loop {
let socket = match self.tcp_listener.lock().unwrap().accept() {
Ok(None) => break,
@ -544,7 +544,7 @@ impl<Message> Host<Message> where Message: Send + Sync + Clone {
if let Some(handshake) = handshake {
let mut h = handshake.lock().unwrap();
if let Err(e) = h.writable(io, &self.info.read().unwrap()) {
debug!(target: "net", "Handshake write error: {}:{:?}", token, e);
trace!(target: "network", "Handshake write error: {}: {:?}", token, e);
}
}
}
@ -554,9 +554,9 @@ impl<Message> Host<Message> where Message: Send + Sync + Clone {
if let Some(session) = session {
let mut s = session.lock().unwrap();
if let Err(e) = s.writable(io, &self.info.read().unwrap()) {
debug!(target: "net", "Session write error: {}:{:?}", token, e);
trace!(target: "network", "Session write error: {}: {:?}", token, e);
}
io.update_registration(token).unwrap_or_else(|e| debug!(target: "net", "Session registration error: {:?}", e));
io.update_registration(token).unwrap_or_else(|e| debug!(target: "network", "Session registration error: {:?}", e));
}
}
@ -571,7 +571,7 @@ impl<Message> Host<Message> where Message: Send + Sync + Clone {
if let Some(handshake) = handshake {
let mut h = handshake.lock().unwrap();
if let Err(e) = h.readable(io, &self.info.read().unwrap()) {
debug!(target: "net", "Handshake read error: {}:{:?}", token, e);
debug!(target: "network", "Handshake read error: {}: {:?}", token, e);
kill = true;
}
if h.done() {
@ -583,9 +583,9 @@ impl<Message> Host<Message> where Message: Send + Sync + Clone {
return;
} else if create_session {
self.start_session(token, io);
io.update_registration(token).unwrap_or_else(|e| debug!(target: "net", "Session registration error: {:?}", e));
return;
}
io.update_registration(token).unwrap_or_else(|e| debug!(target: "net", "Token registration error: {:?}", e));
io.update_registration(token).unwrap_or_else(|e| debug!(target: "network", "Token registration error: {:?}", e));
}
fn session_readable(&self, token: StreamToken, io: &IoContext<NetworkIoMessage<Message>>) {
@ -597,7 +597,7 @@ impl<Message> Host<Message> where Message: Send + Sync + Clone {
let mut s = session.lock().unwrap();
match s.readable(io, &self.info.read().unwrap()) {
Err(e) => {
debug!(target: "net", "Session read error: {}:{:?}", token, e);
debug!(target: "network", "Session read error: {}: {:?}", token, e);
kill = true;
},
Ok(SessionData::Ready) => {
@ -613,7 +613,7 @@ impl<Message> Host<Message> where Message: Send + Sync + Clone {
packet_id,
}) => {
match self.handlers.read().unwrap().get(protocol) {
None => { warn!(target: "net", "No handler found for protocol: {:?}", protocol) },
None => { warn!(target: "network", "No handler found for protocol: {:?}", protocol) },
Some(_) => packet_data = Some((protocol, packet_id, data)),
}
},
@ -631,7 +631,7 @@ impl<Message> Host<Message> where Message: Send + Sync + Clone {
let h = self.handlers.read().unwrap().get(p).unwrap().clone();
h.read(&NetworkContext::new(io, p, Some(token), self.sessions.clone()), &token, packet_id, &data[1..]);
}
io.update_registration(token).unwrap_or_else(|e| debug!(target: "net", "Token registration error: {:?}", e));
io.update_registration(token).unwrap_or_else(|e| debug!(target: "network", "Token registration error: {:?}", e));
}
fn start_session(&self, token: StreamToken, io: &IoContext<NetworkIoMessage<Message>>) {
@ -642,26 +642,25 @@ impl<Message> Host<Message> where Message: Send + Sync + Clone {
// turn a handshake into a session
let mut sessions = self.sessions.write().unwrap();
let mut h = handshakes.remove(token).unwrap();
// wait for other threads to stop using it
{
while Arc::get_mut(&mut h).is_none() {
h.lock().ok();
let mut h = handshakes.get_mut(token).unwrap().lock().unwrap();
if h.expired {
return;
}
}
let h = Arc::try_unwrap(h).ok().unwrap().into_inner().unwrap();
let originated = h.originated;
let mut session = match Session::new(h, &self.info.read().unwrap()) {
let mut session = match Session::new(&mut h, &self.info.read().unwrap()) {
Ok(s) => s,
Err(e) => {
debug!("Session creation error: {:?}", e);
debug!(target: "network", "Session creation error: {:?}", e);
return;
}
};
let result = sessions.insert_with(move |session_token| {
session.set_token(session_token);
io.update_registration(session_token).expect("Error updating session registration");
io.deregister_stream(token).expect("Error deleting handshake registration");
h.set_expired();
io.register_stream(session_token).expect("Error creating session registration");
self.stats.inc_sessions();
trace!(target: "network", "Creating session {} -> {}", token, session_token);
if !originated {
// Add it no node table
if let Ok(address) = session.remote_addr() {
@ -690,13 +689,19 @@ impl<Message> Host<Message> where Message: Send + Sync + Clone {
FIRST_HANDSHAKE ... LAST_HANDSHAKE => {
let handshakes = self.handshakes.write().unwrap();
if let Some(handshake) = handshakes.get(token).cloned() {
failure_id = Some(handshake.lock().unwrap().id().clone());
let mut handshake = handshake.lock().unwrap();
if !handshake.expired() {
handshake.set_expired();
failure_id = Some(handshake.id().clone());
io.deregister_stream(token).expect("Error deregistering stream");
}
}
},
FIRST_SESSION ... LAST_SESSION => {
let sessions = self.sessions.write().unwrap();
if let Some(session) = sessions.get(token).cloned() {
let s = session.lock().unwrap();
let mut s = session.lock().unwrap();
if !s.expired() {
if s.is_ready() {
for (p, _) in self.handlers.read().unwrap().iter() {
if s.have_capability(p) {
@ -704,12 +709,14 @@ impl<Message> Host<Message> where Message: Send + Sync + Clone {
}
}
}
s.set_expired();
failure_id = Some(s.id().clone());
io.deregister_stream(token).expect("Error deregistering stream");
}
}
},
_ => {},
}
io.deregister_stream(token).expect("Error deregistering stream");
if let Some(id) = failure_id {
if remote {
self.nodes.write().unwrap().note_failure(&id);
@ -764,11 +771,11 @@ impl<Message> IoHandler<NetworkIoMessage<Message>> for Host<Message> where Messa
}
fn stream_hup(&self, io: &IoContext<NetworkIoMessage<Message>>, stream: StreamToken) {
trace!(target: "net", "Hup: {}", stream);
trace!(target: "network", "Hup: {}", stream);
match stream {
FIRST_SESSION ... LAST_SESSION => self.connection_closed(stream, io),
FIRST_HANDSHAKE ... LAST_HANDSHAKE => self.connection_closed(stream, io),
_ => warn!(target: "net", "Unexpected hup"),
_ => warn!(target: "network", "Unexpected hup"),
};
}
@ -777,7 +784,8 @@ impl<Message> IoHandler<NetworkIoMessage<Message>> for Host<Message> where Messa
FIRST_SESSION ... LAST_SESSION => self.session_readable(stream, io),
FIRST_HANDSHAKE ... LAST_HANDSHAKE => self.handshake_readable(stream, io),
DISCOVERY => {
if let Some(node_changes) = self.discovery.as_ref().unwrap().lock().unwrap().readable() {
let node_changes = { self.discovery.as_ref().unwrap().lock().unwrap().readable() };
if let Some(node_changes) = node_changes {
self.update_nodes(io, node_changes);
}
io.update_registration(DISCOVERY).expect("Error updating discovery registration");
@ -809,14 +817,15 @@ impl<Message> IoHandler<NetworkIoMessage<Message>> for Host<Message> where Messa
io.update_registration(DISCOVERY).expect("Error updating discovery registration");
},
DISCOVERY_ROUND => {
if let Some(node_changes) = self.discovery.as_ref().unwrap().lock().unwrap().round() {
let node_changes = { self.discovery.as_ref().unwrap().lock().unwrap().round() };
if let Some(node_changes) = node_changes {
self.update_nodes(io, node_changes);
}
io.update_registration(DISCOVERY).expect("Error updating discovery registration");
},
_ => match self.timers.read().unwrap().get(&token).cloned() {
Some(timer) => match self.handlers.read().unwrap().get(timer.protocol).cloned() {
None => { warn!(target: "net", "No handler found for protocol: {:?}", timer.protocol) },
None => { warn!(target: "network", "No handler found for protocol: {:?}", timer.protocol) },
Some(h) => { h.timeout(&NetworkContext::new(io, timer.protocol, None, self.sessions.clone()), timer.token); }
},
None => { warn!("Unknown timer token: {}", token); } // timer is not registerd through us
@ -872,7 +881,10 @@ impl<Message> IoHandler<NetworkIoMessage<Message>> for Host<Message> where Messa
fn register_stream(&self, stream: StreamToken, reg: Token, event_loop: &mut EventLoop<IoManager<NetworkIoMessage<Message>>>) {
match stream {
FIRST_SESSION ... LAST_SESSION => {
warn!("Unexpected session stream registration");
let session = { self.sessions.read().unwrap().get(stream).cloned() };
if let Some(session) = session {
session.lock().unwrap().register_socket(reg, event_loop).expect("Error registering socket");
}
}
FIRST_HANDSHAKE ... LAST_HANDSHAKE => {
let connection = { self.handshakes.read().unwrap().get(stream).cloned() };

36
util/src/network/session.rs
View File

@ -41,6 +41,8 @@ pub struct Session {
connection: EncryptedConnection,
/// Session ready flag. Set after successfull Hello packet exchange
had_hello: bool,
/// Session is no longer active flag.
expired: bool,
ping_time_ns: u64,
pong_time_ns: Option<u64>,
}
@ -109,8 +111,9 @@ const PACKET_USER: u8 = 0x10;
const PACKET_LAST: u8 = 0x7f;
impl Session {
/// Create a new session out of comepleted handshake. Consumes handshake object.
pub fn new(h: Handshake, host: &HostInfo) -> Result<Session, UtilError> {
/// Create a new session out of comepleted handshake. This clones the handshake connection object
/// and leaves the handhsake in limbo to be deregistered from the event loop.
pub fn new(h: &mut Handshake, host: &HostInfo) -> Result<Session, UtilError> {
let id = h.id.clone();
let connection = try!(EncryptedConnection::new(h));
let mut session = Session {
@ -125,6 +128,7 @@ impl Session {
},
ping_time_ns: 0,
pong_time_ns: None,
expired: false,
};
try!(session.write_hello(host));
try!(session.send_ping());
@ -141,6 +145,16 @@ impl Session {
self.had_hello
}
/// Mark this session as inactive to be deleted lated.
pub fn set_expired(&mut self) {
self.expired = true;
}
/// Check if this session is expired.
pub fn expired(&self) -> bool {
self.expired
}
/// Replace socket token
pub fn set_token(&mut self, token: StreamToken) {
self.connection.set_token(token);
@ -153,6 +167,9 @@ impl Session {
/// Readable IO handler. Returns packet data if available.
pub fn readable<Message>(&mut self, io: &IoContext<Message>, host: &HostInfo) -> Result<SessionData, UtilError> where Message: Send + Sync + Clone {
if self.expired() {
return Ok(SessionData::None)
}
match try!(self.connection.readable(io)) {
Some(data) => Ok(try!(self.read_packet(data, host))),
None => Ok(SessionData::None)
@ -161,6 +178,9 @@ impl Session {
/// Writable IO handler. Sends pending packets.
pub fn writable<Message>(&mut self, io: &IoContext<Message>, _host: &HostInfo) -> Result<(), UtilError> where Message: Send + Sync + Clone {
if self.expired() {
return Ok(())
}
self.connection.writable(io)
}
@ -169,8 +189,20 @@ impl Session {
self.info.capabilities.iter().any(|c| c.protocol == protocol)
}
/// Register the session socket with the event loop
pub fn register_socket<Host:Handler<Timeout = Token>>(&self, reg: Token, event_loop: &mut EventLoop<Host>) -> Result<(), UtilError> {
if self.expired() {
return Ok(());
}
try!(self.connection.register_socket(reg, event_loop));
Ok(())
}
/// Update registration with the event loop. Should be called at the end of the IO handler.
pub fn update_socket<Host:Handler>(&self, reg:Token, event_loop: &mut EventLoop<Host>) -> Result<(), UtilError> {
if self.expired() {
return Ok(());
}
self.connection.update_socket(reg, event_loop)
}

2
util/src/network/tests.rs
View File

@ -74,7 +74,7 @@ impl NetworkProtocolHandler<TestProtocolMessage> for TestProtocol {
}
fn connected(&self, io: &NetworkContext<TestProtocolMessage>, peer: &PeerId) {
assert!(io.peer_info(*peer).contains("parity"));
assert!(io.peer_info(*peer).contains("Parity"));
if self.drop_session {
io.disconnect_peer(*peer)
} else {