fluencelabs/go-libp2p-kad-dht
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This commit is contained in:
Jeromy 2014-11-03 03:02:56 +00:00
parent 4b3769d44c
commit 01750dc710
1 changed files with 6 additions and 0 deletions
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6
dht.go
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@ -228,6 +228,8 @@ func (dht *IpfsDHT) putValueToNetwork(ctx context.Context, p peer.Peer,
return nil
}
// putProvider sends a message to peer 'p' saying that the local node
// can provide the value of 'key'
func (dht *IpfsDHT) putProvider(ctx context.Context, p peer.Peer, key string) error {
pmes := pb.NewMessage(pb.Message_ADD_PROVIDER, string(key), 0)
@ -384,6 +386,7 @@ func (dht *IpfsDHT) FindLocal(id peer.ID) (peer.Peer, *kb.RoutingTable) {
return nil, nil
}
// findPeerSingle asks peer 'p' if they know where the peer with id 'id' is
func (dht *IpfsDHT) findPeerSingle(ctx context.Context, p peer.Peer, id peer.ID, level int) (*pb.Message, error) {
pmes := pb.NewMessage(pb.Message_FIND_NODE, string(id), level)
return dht.sendRequest(ctx, p, pmes)
@ -457,6 +460,7 @@ func (dht *IpfsDHT) betterPeersToQuery(pmes *pb.Message, count int) []peer.Peer
return filtered
}
// getPeer searches the peerstore for a peer with the given peer ID
func (dht *IpfsDHT) getPeer(id peer.ID) (peer.Peer, error) {
p, err := dht.peerstore.Get(id)
if err != nil {
@ -467,6 +471,8 @@ func (dht *IpfsDHT) getPeer(id peer.ID) (peer.Peer, error) {
return p, nil
}
// peerFromInfo returns a peer using info in the protobuf peer struct
// to lookup or create a peer
func (dht *IpfsDHT) peerFromInfo(pbp *pb.Message_Peer) (peer.Peer, error) {
id := peer.ID(pbp.GetId())