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swarm/network: fix data race warning on TestBzzHandshakeLightNode (#18459)

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This commit is contained in:
Elad
2019-01-17 17:38:23 +07:00
committed by Anton Evangelatov
parent ba6349d39a
commit 81e26d5a48
2 changed files with 13 additions and 6 deletions
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6
swarm/network/protocol.go
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@ -168,7 +168,7 @@ func (b *Bzz) APIs() []rpc.API {
func (b *Bzz) RunProtocol(spec *protocols.Spec, run func(*BzzPeer) error) func(*p2p.Peer, p2p.MsgReadWriter) error {
return func(p *p2p.Peer, rw p2p.MsgReadWriter) error {
// wait for the bzz protocol to perform the handshake
handshake, _ := b.GetHandshake(p.ID())
handshake, _ := b.GetOrCreateHandshake(p.ID())
defer b.removeHandshake(p.ID())
select {
case <-handshake.done:
@ -213,7 +213,7 @@ func (b *Bzz) performHandshake(p *protocols.Peer, handshake *HandshakeMsg) error
// runBzz is the p2p protocol run function for the bzz base protocol
// that negotiates the bzz handshake
func (b *Bzz) runBzz(p *p2p.Peer, rw p2p.MsgReadWriter) error {
handshake, _ := b.GetHandshake(p.ID())
handshake, _ := b.GetOrCreateHandshake(p.ID())
if !<-handshake.init {
return fmt.Errorf("%08x: bzz already started on peer %08x", b.localAddr.Over()[:4], p.ID().Bytes()[:4])
}
@ -303,7 +303,7 @@ func (b *Bzz) removeHandshake(peerID enode.ID) {
}
// GetHandshake returns the bzz handhake that the remote peer with peerID sent
func (b *Bzz) GetHandshake(peerID enode.ID) (*HandshakeMsg, bool) {
func (b *Bzz) GetOrCreateHandshake(peerID enode.ID) (*HandshakeMsg, bool) {
b.mtx.Lock()
defer b.mtx.Unlock()
handshake, found := b.handshakes[peerID]