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update comment about outbound peers and addrbook

This commit is contained in:
Ethan Buchman 2017-04-20 12:21:45 -04:00
parent 8655e2456e
commit 391c738959
1 changed files with 4 additions and 1 deletions
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5
pex_reactor.go
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@ -94,7 +94,10 @@ func (r *PEXReactor) GetChannels() []*ChannelDescriptor {
// AddPeer implements Reactor by adding peer to the address book (if inbound)
// or by requesting more addresses (if outbound).
func (r *PEXReactor) AddPeer(p *Peer) {
if p.IsOutbound() { // For outbound peers, the address is already in the books
if p.IsOutbound() {
// For outbound peers, the address is already in the books.
// Either it was added in DialSeeds or when we
// received the peer's address in r.Receive
if r.book.NeedMoreAddrs() {
r.RequestPEX(p)
}