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[networking-fixes] small refactoring in garage_net peering

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Alex Auvolat 2024-02-19 18:07:35 +01:00
parent 66fe893023
commit 95e3a39b4d
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GPG key ID: 0E496D15096376BE
1 changed files with 12 additions and 14 deletions
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26
src/net/peering.rs
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@ -164,23 +164,22 @@ struct KnownHosts {
impl KnownHosts { impl KnownHosts {
fn new() -> Self { fn new() -> Self {
let list = HashMap::new(); let list = HashMap::new();
let hash = Self::calculate_hash(&list); let hash = Self::calculate_hash(vec![]);
Self { list, hash } Self { list, hash }
} }
fn update_hash(&mut self) { fn update_hash(&mut self) {
self.hash = Self::calculate_hash(&self.list); self.hash = Self::calculate_hash(self.connected_peers_vec());
} }
fn map_into_vec(input: &HashMap<NodeID, PeerInfoInternal>) -> Vec<(NodeID, SocketAddr)> { fn connected_peers_vec(&self) -> Vec<(NodeID, SocketAddr)> {
let mut list = Vec::with_capacity(input.len()); let mut list = Vec::with_capacity(self.list.len());
for (id, peer) in input.iter() { for (id, peer) in self.list.iter() {
if peer.state == PeerConnState::Connected || peer.state == PeerConnState::Ourself { if peer.state.is_up() {
list.push((*id, peer.addr)); list.push((*id, peer.addr));
} }
} }
list list
} }
fn calculate_hash(input: &HashMap<NodeID, PeerInfoInternal>) -> hash::Digest { fn calculate_hash(mut list: Vec<(NodeID, SocketAddr)>) -> hash::Digest {
let mut list = Self::map_into_vec(input);
list.sort(); list.sort();
let mut hash_state = hash::State::new(); let mut hash_state = hash::State::new();
for (id, addr) in list { for (id, addr) in list {
@ -231,6 +230,7 @@ impl PeeringManager {
netapp.id, netapp.id,
PeerInfoInternal::new(addr, PeerConnState::Ourself), PeerInfoInternal::new(addr, PeerConnState::Ourself),
); );
known_hosts.update_hash();
} }
// TODO for v0.10 / v1.0 : rename the endpoint (it will break compatibility) // TODO for v0.10 / v1.0 : rename the endpoint (it will break compatibility)
@ -251,13 +251,11 @@ impl PeeringManager {
let strat2 = strat.clone(); let strat2 = strat.clone();
netapp.on_connected(move |id: NodeID, addr: SocketAddr, is_incoming: bool| { netapp.on_connected(move |id: NodeID, addr: SocketAddr, is_incoming: bool| {
let strat2 = strat2.clone();
strat2.on_connected(id, addr, is_incoming); strat2.on_connected(id, addr, is_incoming);
}); });
let strat2 = strat.clone(); let strat2 = strat.clone();
netapp.on_disconnected(move |id: NodeID, is_incoming: bool| { netapp.on_disconnected(move |id: NodeID, is_incoming: bool| {
let strat2 = strat2.clone();
strat2.on_disconnected(id, is_incoming); strat2.on_disconnected(id, is_incoming);
}); });
@ -462,7 +460,7 @@ impl PeeringManager {
} }
async fn exchange_peers(self: Arc<Self>, id: &NodeID) { async fn exchange_peers(self: Arc<Self>, id: &NodeID) {
let peer_list = KnownHosts::map_into_vec(&self.known_hosts.read().unwrap().list); let peer_list = self.known_hosts.read().unwrap().connected_peers_vec();
let pex_message = PeerListMessage { list: peer_list }; let pex_message = PeerListMessage { list: peer_list };
match self match self
.peer_list_endpoint .peer_list_endpoint
@ -550,7 +548,7 @@ impl PeeringManager {
} }
} }
fn on_connected(self: Arc<Self>, id: NodeID, addr: SocketAddr, is_incoming: bool) { fn on_connected(self: &Arc<Self>, id: NodeID, addr: SocketAddr, is_incoming: bool) {
let mut known_hosts = self.known_hosts.write().unwrap(); let mut known_hosts = self.known_hosts.write().unwrap();
if is_incoming { if is_incoming {
if let Some(host) = known_hosts.list.get_mut(&id) { if let Some(host) = known_hosts.list.get_mut(&id) {
@ -578,7 +576,7 @@ impl PeeringManager {
self.update_public_peer_list(&known_hosts); self.update_public_peer_list(&known_hosts);
} }
fn on_disconnected(self: Arc<Self>, id: NodeID, is_incoming: bool) { fn on_disconnected(self: &Arc<Self>, id: NodeID, is_incoming: bool) {
if !is_incoming { if !is_incoming {
info!("Connection to {} was closed", hex::encode(&id[..8])); info!("Connection to {} was closed", hex::encode(&id[..8]));
let mut known_hosts = self.known_hosts.write().unwrap(); let mut known_hosts = self.known_hosts.write().unwrap();
@ -620,7 +618,7 @@ impl EndpointHandler<PeerListMessage> for PeeringManager {
_from: NodeID, _from: NodeID,
) -> PeerListMessage { ) -> PeerListMessage {
self.handle_peer_list(&peer_list.list[..]); self.handle_peer_list(&peer_list.list[..]);
let peer_list = KnownHosts::map_into_vec(&self.known_hosts.read().unwrap().list); let peer_list = self.known_hosts.read().unwrap().connected_peers_vec();
PeerListMessage { list: peer_list } PeerListMessage { list: peer_list }
} }
} }