use util::logger::Logger;
use routing::network_graph::NetGraphMsgHandler;
-use std::collections::{HashMap,hash_map,HashSet,LinkedList};
+use prelude::*;
+use alloc::collections::LinkedList;
use std::sync::{Arc, Mutex};
-use std::sync::atomic::{AtomicUsize, Ordering};
-use std::{cmp, error, hash, fmt, mem};
-use std::ops::Deref;
+use core::sync::atomic::{AtomicUsize, Ordering};
+use core::{cmp, hash, fmt, mem};
+use core::ops::Deref;
+use std::error;
use bitcoin::hashes::sha256::Hash as Sha256;
use bitcoin::hashes::sha256::HashEngine as Sha256Engine;
fn handle_channel_reestablish(&self, their_node_id: &PublicKey, msg: &msgs::ChannelReestablish) {
ErroringMessageHandler::push_error(self, their_node_id, msg.channel_id);
}
+ // msgs::ChannelUpdate does not contain the channel_id field, so we just drop them.
+ fn handle_channel_update(&self, _their_node_id: &PublicKey, _msg: &msgs::ChannelUpdate) {}
fn peer_disconnected(&self, _their_node_id: &PublicKey, _no_connection_possible: bool) {}
fn peer_connected(&self, _their_node_id: &PublicKey, _msg: &msgs::Init) {}
fn handle_error(&self, _their_node_id: &PublicKey, _msg: &msgs::ErrorMessage) {}
struct Peer {
channel_encryptor: PeerChannelEncryptor,
- outbound: bool,
their_node_id: Option<PublicKey>,
their_features: Option<InitFeatures>,
let mut peers = self.peers.lock().unwrap();
if peers.peers.insert(descriptor, Peer {
channel_encryptor: peer_encryptor,
- outbound: true,
their_node_id: None,
their_features: None,
let mut peers = self.peers.lock().unwrap();
if peers.peers.insert(descriptor, Peer {
channel_encryptor: peer_encryptor,
- outbound: false,
their_node_id: None,
their_features: None,
peer.pending_read_is_header = true;
peer.their_node_id = Some(their_node_id);
insert_node_id!();
+ let features = InitFeatures::known();
+ let resp = msgs::Init { features };
+ self.enqueue_message(&mut peers.peers_needing_send, peer, peer_descriptor.clone(), &resp);
},
NextNoiseStep::NoiseComplete => {
if peer.pending_read_is_header {
}
msgs::DecodeError::BadLengthDescriptor => return Err(PeerHandleError { no_connection_possible: false }),
msgs::DecodeError::Io(_) => return Err(PeerHandleError { no_connection_possible: false }),
+ msgs::DecodeError::UnsupportedCompression => {
+ log_debug!(self.logger, "We don't support zlib-compressed message fields, ignoring message");
+ continue;
+ }
}
}
};
}
}
- self.do_attempt_write_data(peer_descriptor, peer);
-
peer.pending_outbound_buffer.len() > 10 // pause_read
}
};
return Err(PeerHandleError{ no_connection_possible: true }.into());
}
- if !peer.outbound {
- let features = InitFeatures::known();
- let resp = msgs::Init { features };
- self.enqueue_message(peers_needing_send, peer, peer_descriptor.clone(), &resp);
- }
-
self.message_handler.route_handler.sync_routing_table(&peer.their_node_id.unwrap(), &msg);
self.message_handler.chan_handler.peer_connected(&peer.their_node_id.unwrap(), &msg);
}
},
wire::Message::ChannelUpdate(msg) => {
+ self.message_handler.chan_handler.handle_channel_update(&peer.their_node_id.unwrap(), &msg);
let should_forward = match self.message_handler.route_handler.handle_channel_update(&msg) {
Ok(v) => v,
Err(e) => { return Err(e.into()); },
// buffer by doing things like announcing channels on another node. We should be willing to
// drop optional-ish messages when send buffers get full!
+ let mut peers_lock = self.peers.lock().unwrap();
let mut events_generated = self.message_handler.chan_handler.get_and_clear_pending_msg_events();
events_generated.append(&mut self.message_handler.route_handler.get_and_clear_pending_msg_events());
- let mut peers_lock = self.peers.lock().unwrap();
let peers = &mut *peers_lock;
for event in events_generated.drain(..) {
macro_rules! get_peer_for_forwarding {
- ($node_id: expr, $handle_no_such_peer: block) => {
+ ($node_id: expr) => {
{
let descriptor = match peers.node_id_to_descriptor.get($node_id) {
Some(descriptor) => descriptor.clone(),
None => {
- $handle_no_such_peer;
continue;
},
};
match peers.peers.get_mut(&descriptor) {
Some(peer) => {
if peer.their_features.is_none() {
- $handle_no_such_peer;
continue;
}
(descriptor, peer)
log_trace!(self.logger, "Handling SendAcceptChannel event in peer_handler for node {} for channel {}",
log_pubkey!(node_id),
log_bytes!(msg.temporary_channel_id));
- let (mut descriptor, peer) = get_peer_for_forwarding!(node_id, {
- //TODO: Drop the pending channel? (or just let it timeout, but that sucks)
- });
+ let (mut descriptor, peer) = get_peer_for_forwarding!(node_id);
peer.pending_outbound_buffer.push_back(peer.channel_encryptor.encrypt_message(&encode_msg!(msg)));
self.do_attempt_write_data(&mut descriptor, peer);
},
log_trace!(self.logger, "Handling SendOpenChannel event in peer_handler for node {} for channel {}",
log_pubkey!(node_id),
log_bytes!(msg.temporary_channel_id));
- let (mut descriptor, peer) = get_peer_for_forwarding!(node_id, {
- //TODO: Drop the pending channel? (or just let it timeout, but that sucks)
- });
+ let (mut descriptor, peer) = get_peer_for_forwarding!(node_id);
peer.pending_outbound_buffer.push_back(peer.channel_encryptor.encrypt_message(&encode_msg!(msg)));
self.do_attempt_write_data(&mut descriptor, peer);
},
log_pubkey!(node_id),
log_bytes!(msg.temporary_channel_id),
log_funding_channel_id!(msg.funding_txid, msg.funding_output_index));
- let (mut descriptor, peer) = get_peer_for_forwarding!(node_id, {
- //TODO: generate a DiscardFunding event indicating to the wallet that
- //they should just throw away this funding transaction
- });
+ // TODO: If the peer is gone we should generate a DiscardFunding event
+ // indicating to the wallet that they should just throw away this funding transaction
+ let (mut descriptor, peer) = get_peer_for_forwarding!(node_id);
peer.pending_outbound_buffer.push_back(peer.channel_encryptor.encrypt_message(&encode_msg!(msg)));
self.do_attempt_write_data(&mut descriptor, peer);
},
log_trace!(self.logger, "Handling SendFundingSigned event in peer_handler for node {} for channel {}",
log_pubkey!(node_id),
log_bytes!(msg.channel_id));
- let (mut descriptor, peer) = get_peer_for_forwarding!(node_id, {
- //TODO: generate a DiscardFunding event indicating to the wallet that
- //they should just throw away this funding transaction
- });
+ let (mut descriptor, peer) = get_peer_for_forwarding!(node_id);
peer.pending_outbound_buffer.push_back(peer.channel_encryptor.encrypt_message(&encode_msg!(msg)));
self.do_attempt_write_data(&mut descriptor, peer);
},
log_trace!(self.logger, "Handling SendFundingLocked event in peer_handler for node {} for channel {}",
log_pubkey!(node_id),
log_bytes!(msg.channel_id));
- let (mut descriptor, peer) = get_peer_for_forwarding!(node_id, {
- //TODO: Do whatever we're gonna do for handling dropped messages
- });
+ let (mut descriptor, peer) = get_peer_for_forwarding!(node_id);
peer.pending_outbound_buffer.push_back(peer.channel_encryptor.encrypt_message(&encode_msg!(msg)));
self.do_attempt_write_data(&mut descriptor, peer);
},
log_trace!(self.logger, "Handling SendAnnouncementSignatures event in peer_handler for node {} for channel {})",
log_pubkey!(node_id),
log_bytes!(msg.channel_id));
- let (mut descriptor, peer) = get_peer_for_forwarding!(node_id, {
- //TODO: generate a DiscardFunding event indicating to the wallet that
- //they should just throw away this funding transaction
- });
+ let (mut descriptor, peer) = get_peer_for_forwarding!(node_id);
peer.pending_outbound_buffer.push_back(peer.channel_encryptor.encrypt_message(&encode_msg!(msg)));
self.do_attempt_write_data(&mut descriptor, peer);
},
update_fulfill_htlcs.len(),
update_fail_htlcs.len(),
log_bytes!(commitment_signed.channel_id));
- let (mut descriptor, peer) = get_peer_for_forwarding!(node_id, {
- //TODO: Do whatever we're gonna do for handling dropped messages
- });
+ let (mut descriptor, peer) = get_peer_for_forwarding!(node_id);
for msg in update_add_htlcs {
peer.pending_outbound_buffer.push_back(peer.channel_encryptor.encrypt_message(&encode_msg!(msg)));
}
log_trace!(self.logger, "Handling SendRevokeAndACK event in peer_handler for node {} for channel {}",
log_pubkey!(node_id),
log_bytes!(msg.channel_id));
- let (mut descriptor, peer) = get_peer_for_forwarding!(node_id, {
- //TODO: Do whatever we're gonna do for handling dropped messages
- });
+ let (mut descriptor, peer) = get_peer_for_forwarding!(node_id);
peer.pending_outbound_buffer.push_back(peer.channel_encryptor.encrypt_message(&encode_msg!(msg)));
self.do_attempt_write_data(&mut descriptor, peer);
},
log_trace!(self.logger, "Handling SendClosingSigned event in peer_handler for node {} for channel {}",
log_pubkey!(node_id),
log_bytes!(msg.channel_id));
- let (mut descriptor, peer) = get_peer_for_forwarding!(node_id, {
- //TODO: Do whatever we're gonna do for handling dropped messages
- });
+ let (mut descriptor, peer) = get_peer_for_forwarding!(node_id);
peer.pending_outbound_buffer.push_back(peer.channel_encryptor.encrypt_message(&encode_msg!(msg)));
self.do_attempt_write_data(&mut descriptor, peer);
},
log_trace!(self.logger, "Handling Shutdown event in peer_handler for node {} for channel {}",
log_pubkey!(node_id),
log_bytes!(msg.channel_id));
- let (mut descriptor, peer) = get_peer_for_forwarding!(node_id, {
- //TODO: Do whatever we're gonna do for handling dropped messages
- });
+ let (mut descriptor, peer) = get_peer_for_forwarding!(node_id);
peer.pending_outbound_buffer.push_back(peer.channel_encryptor.encrypt_message(&encode_msg!(msg)));
self.do_attempt_write_data(&mut descriptor, peer);
},
log_trace!(self.logger, "Handling SendChannelReestablish event in peer_handler for node {} for channel {}",
log_pubkey!(node_id),
log_bytes!(msg.channel_id));
- let (mut descriptor, peer) = get_peer_for_forwarding!(node_id, {
- //TODO: Do whatever we're gonna do for handling dropped messages
- });
+ let (mut descriptor, peer) = get_peer_for_forwarding!(node_id);
peer.pending_outbound_buffer.push_back(peer.channel_encryptor.encrypt_message(&encode_msg!(msg)));
self.do_attempt_write_data(&mut descriptor, peer);
},
log_trace!(self.logger, "Handling SendErrorMessage HandleError event in peer_handler for node {} with message {}",
log_pubkey!(node_id),
msg.data);
- let (mut descriptor, peer) = get_peer_for_forwarding!(node_id, {
- //TODO: Do whatever we're gonna do for handling dropped messages
- });
+ let (mut descriptor, peer) = get_peer_for_forwarding!(node_id);
peer.pending_outbound_buffer.push_back(peer.channel_encryptor.encrypt_message(&encode_msg!(msg)));
self.do_attempt_write_data(&mut descriptor, peer);
},
}
},
MessageSendEvent::SendChannelRangeQuery { ref node_id, ref msg } => {
- let (mut descriptor, peer) = get_peer_for_forwarding!(node_id, {});
+ let (mut descriptor, peer) = get_peer_for_forwarding!(node_id);
peer.pending_outbound_buffer.push_back(peer.channel_encryptor.encrypt_message(&encode_msg!(msg)));
self.do_attempt_write_data(&mut descriptor, peer);
},
MessageSendEvent::SendShortIdsQuery { ref node_id, ref msg } => {
- let (mut descriptor, peer) = get_peer_for_forwarding!(node_id, {});
+ let (mut descriptor, peer) = get_peer_for_forwarding!(node_id);
+ peer.pending_outbound_buffer.push_back(peer.channel_encryptor.encrypt_message(&encode_msg!(msg)));
+ self.do_attempt_write_data(&mut descriptor, peer);
+ }
+ MessageSendEvent::SendReplyChannelRange { ref node_id, ref msg } => {
+ log_trace!(self.logger, "Handling SendReplyChannelRange event in peer_handler for node {} with num_scids={} first_blocknum={} number_of_blocks={}, sync_complete={}",
+ log_pubkey!(node_id),
+ msg.short_channel_ids.len(),
+ msg.first_blocknum,
+ msg.number_of_blocks,
+ msg.sync_complete);
+ let (mut descriptor, peer) = get_peer_for_forwarding!(node_id);
peer.pending_outbound_buffer.push_back(peer.channel_encryptor.encrypt_message(&encode_msg!(msg)));
self.do_attempt_write_data(&mut descriptor, peer);
}
use bitcoin::secp256k1::Secp256k1;
use bitcoin::secp256k1::key::{SecretKey, PublicKey};
- use std;
+ use prelude::*;
use std::sync::{Arc, Mutex};
- use std::sync::atomic::Ordering;
+ use core::sync::atomic::Ordering;
#[derive(Clone)]
struct FileDescriptor {
}
}
impl Eq for FileDescriptor { }
- impl std::hash::Hash for FileDescriptor {
- fn hash<H: std::hash::Hasher>(&self, hasher: &mut H) {
+ impl core::hash::Hash for FileDescriptor {
+ fn hash<H: core::hash::Hasher>(&self, hasher: &mut H) {
self.fd.hash(hasher)
}
}
let initial_data = peer_b.new_outbound_connection(a_id, fd_b.clone()).unwrap();
peer_a.new_inbound_connection(fd_a.clone()).unwrap();
assert_eq!(peer_a.read_event(&mut fd_a, &initial_data).unwrap(), false);
+ peer_a.process_events();
assert_eq!(peer_b.read_event(&mut fd_b, &fd_a.outbound_data.lock().unwrap().split_off(0)).unwrap(), false);
+ peer_b.process_events();
assert_eq!(peer_a.read_event(&mut fd_a, &fd_b.outbound_data.lock().unwrap().split_off(0)).unwrap(), false);
(fd_a.clone(), fd_b.clone())
}
// peers[0] awaiting_pong is set to true, but the Peer is still connected
peers[0].timer_tick_occurred();
+ peers[0].process_events();
assert_eq!(peers[0].peers.lock().unwrap().peers.len(), 1);
// Since timer_tick_occurred() is called again when awaiting_pong is true, all Peers are disconnected
peers[0].timer_tick_occurred();
+ peers[0].process_events();
assert_eq!(peers[0].peers.lock().unwrap().peers.len(), 0);
}
let (mut fd_a, mut fd_b) = establish_connection(&peers[0], &peers[1]);
// Make each peer to read the messages that the other peer just wrote to them.
+ peers[0].process_events();
peers[1].read_event(&mut fd_b, &fd_a.outbound_data.lock().unwrap().split_off(0)).unwrap();
+ peers[1].process_events();
peers[0].read_event(&mut fd_a, &fd_b.outbound_data.lock().unwrap().split_off(0)).unwrap();
// Check that each peer has received the expected number of channel updates and channel
projects / rust-lightning / blobdiff