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Revert "Reserved peers, reserved-only flag"

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This commit is contained in:
Robert Habermeier
2016-06-20 14:09:41 +02:00
committed by GitHub
parent f5682737d3
commit 3d3041d418
5 changed files with 25 additions and 75 deletions
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65
util/src/network/host.rs
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@@ -65,16 +65,14 @@ pub struct NetworkConfiguration {
pub nat_enabled: bool,
/// Enable discovery
pub discovery_enabled: bool,
/// Pin to reserved nodes only
pub reserved_only: bool,
/// Pin to boot nodes only
pub pin: bool,
/// List of initial node addresses
pub boot_nodes: Vec<String>,
/// Use provided node key instead of default
pub use_secret: Option<Secret>,
/// Number of connected peers to maintain
pub ideal_peers: u32,
/// List of reserved node addresses.
pub reserved_nodes: Vec<String>,
}
impl Default for NetworkConfiguration {
@@ -93,11 +91,10 @@ impl NetworkConfiguration {
udp_port: None,
nat_enabled: true,
discovery_enabled: true,
reserved_only: false,
pin: false,
boot_nodes: Vec::new(),
use_secret: None,
ideal_peers: 25,
reserved_nodes: Vec::new(),
}
}
@@ -219,7 +216,7 @@ impl<'s, Message> NetworkContext<'s, Message> where Message: Send + Sync + Clone
pub fn send(&self, peer: PeerId, packet_id: PacketId, data: Vec<u8>) -> Result<(), UtilError> {
let session = self.resolve_session(peer);
if let Some(session) = session {
try!(session.lock().unwrap().send_packet(self.io, self.protocol, packet_id as u8, &data));
try!(session.lock().unwrap().deref_mut().send_packet(self.io, self.protocol, packet_id as u8, &data));
} else {
trace!(target: "network", "Send: Peer no longer exist")
}
@@ -368,9 +365,6 @@ impl<Message> Host<Message> where Message: Send + Sync + Clone {
let udp_port = config.udp_port.unwrap_or(listen_address.port());
let local_endpoint = NodeEndpoint { address: listen_address, udp_port: udp_port };
let boot_nodes = config.boot_nodes.clone();
let reserved_nodes = config.reserved_nodes.clone();
let mut host = Host::<Message> {
info: RwLock::new(HostInfo {
keys: keys,
@@ -395,26 +389,21 @@ impl<Message> Host<Message> where Message: Send + Sync + Clone {
stopping: AtomicBool::new(false),
};
let boot_nodes = host.info.read().unwrap().config.boot_nodes.clone();
for n in boot_nodes {
// don't pin boot nodes.
host.add_node(&n, false);
}
for n in reserved_nodes {
host.add_node(&n, true);
host.add_node(&n);
}
Ok(host)
}
pub fn add_node(&mut self, id: &str, pin: bool) {
pub fn add_node(&mut self, id: &str) {
match Node::from_str(id) {
Err(e) => { debug!(target: "network", "Could not add node {}: {:?}", id, e); },
Ok(n) => {
let entry = NodeEntry { endpoint: n.endpoint.clone(), id: n.id.clone() };
if pin { self.pinned_nodes.push(n.id.clone()) }
self.pinned_nodes.push(n.id.clone());
self.nodes.write().unwrap().add_node(n);
if let Some(ref mut discovery) = *self.discovery.lock().unwrap() {
if let Some(ref mut discovery) = *self.discovery.lock().unwrap().deref_mut() {
discovery.add_node(entry);
}
}
@@ -483,7 +472,7 @@ impl<Message> Host<Message> where Message: Send + Sync + Clone {
// Initialize discovery.
let discovery = {
let info = self.info.read().unwrap();
if info.config.discovery_enabled && !info.config.reserved_only {
if info.config.discovery_enabled && !info.config.pin {
Some(Discovery::new(&info.keys, public_endpoint.address.clone(), public_endpoint, DISCOVERY))
} else { None }
};
@@ -493,7 +482,7 @@ impl<Message> Host<Message> where Message: Send + Sync + Clone {
for n in self.nodes.read().unwrap().unordered_entries() {
discovery.add_node(n.clone());
}
*self.discovery.lock().unwrap() = Some(discovery);
*self.discovery.lock().unwrap().deref_mut() = Some(discovery);
io.register_stream(DISCOVERY).expect("Error registering UDP listener");
io.register_timer(DISCOVERY_REFRESH, 7200).expect("Error registering discovery timer");
io.register_timer(DISCOVERY_ROUND, 300).expect("Error registering discovery timer");
@@ -540,17 +529,14 @@ impl<Message> Host<Message> where Message: Send + Sync + Clone {
}
fn connect_peers(&self, io: &IoContext<NetworkIoMessage<Message>>) {
if self.info.read().unwrap().capabilities.is_empty() {
if self.info.read().unwrap().deref().capabilities.is_empty() {
return;
}
let ideal_peers = { self.info.read().unwrap().config.ideal_peers };
let pin = { self.info.read().unwrap().config.reserved_only };
let ideal_peers = { self.info.read().unwrap().deref().config.ideal_peers };
let pin = { self.info.read().unwrap().deref().config.pin };
let session_count = self.session_count();
if session_count >= ideal_peers as usize + self.pinned_nodes.len() {
// check if all pinned nodes are connected.
if self.pinned_nodes.iter().all(|n| self.have_session(n) && self.connecting_to(n)) {
return;
}
if session_count >= ideal_peers as usize {
return;
}
let handshake_count = self.handshake_count();
@@ -560,16 +546,9 @@ impl<Message> Host<Message> where Message: Send + Sync + Clone {
return;
}
// iterate over all nodes, reserved ones coming first.
// if we are pinned to only reserved nodes, ignore all others.
let nodes = self.pinned_nodes.iter().cloned().chain(if !pin {
self.nodes.read().unwrap().nodes()
} else {
Vec::new()
});
let nodes = if pin { self.pinned_nodes.clone() } else { self.nodes.read().unwrap().nodes() };
let mut started: usize = 0;
for id in nodes.filter(|ref id| !self.have_session(id) && !self.connecting_to(id))
for id in nodes.iter().filter(|ref id| !self.have_session(id) && !self.connecting_to(id))
.take(min(MAX_HANDSHAKES_PER_ROUND, handshake_limit - handshake_count)) {
self.connect_peer(&id, io);
started += 1;
@@ -699,7 +678,7 @@ impl<Message> Host<Message> where Message: Send + Sync + Clone {
self.num_sessions.fetch_add(1, AtomicOrdering::SeqCst);
if !s.info.originated {
let session_count = self.session_count();
let ideal_peers = { self.info.read().unwrap().config.ideal_peers };
let ideal_peers = { self.info.read().unwrap().deref().config.ideal_peers };
if session_count >= ideal_peers as usize {
s.disconnect(io, DisconnectReason::TooManyPeers);
return;
@@ -921,7 +900,7 @@ impl<Message> IoHandler<NetworkIoMessage<Message>> for Host<Message> where Messa
} => {
let handler_token = {
let mut timer_counter = self.timer_counter.write().unwrap();
let counter = &mut *timer_counter;
let counter = timer_counter.deref_mut();
let handler_token = *counter;
*counter += 1;
handler_token
@@ -965,7 +944,7 @@ impl<Message> IoHandler<NetworkIoMessage<Message>> for Host<Message> where Messa
}
}
DISCOVERY => self.discovery.lock().unwrap().as_ref().unwrap().register_socket(event_loop).expect("Error registering discovery socket"),
TCP_ACCEPT => event_loop.register(&*self.tcp_listener.lock().unwrap(), Token(TCP_ACCEPT), EventSet::all(), PollOpt::edge()).expect("Error registering stream"),
TCP_ACCEPT => event_loop.register(self.tcp_listener.lock().unwrap().deref(), Token(TCP_ACCEPT), EventSet::all(), PollOpt::edge()).expect("Error registering stream"),
_ => warn!("Unexpected stream registration")
}
}
@@ -993,7 +972,7 @@ impl<Message> IoHandler<NetworkIoMessage<Message>> for Host<Message> where Messa
}
}
DISCOVERY => self.discovery.lock().unwrap().as_ref().unwrap().update_registration(event_loop).expect("Error reregistering discovery socket"),
TCP_ACCEPT => event_loop.reregister(&*self.tcp_listener.lock().unwrap(), Token(TCP_ACCEPT), EventSet::all(), PollOpt::edge()).expect("Error reregistering stream"),
TCP_ACCEPT => event_loop.reregister(self.tcp_listener.lock().unwrap().deref(), Token(TCP_ACCEPT), EventSet::all(), PollOpt::edge()).expect("Error reregistering stream"),
_ => warn!("Unexpected stream update")
}
}