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dht: some provider debug logging

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This commit is contained in:
Juan Batiz-Benet
2015-01-03 00:56:27 -08:00
parent 3b6350331f
commit 17ce192af5
2 changed files with 22 additions and 4 deletions
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15
routing/dht/handlers.go
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@ -167,25 +167,31 @@ func (dht *IpfsDHT) handleFindPeer(ctx context.Context, p peer.ID, pmes *pb.Mess
func (dht *IpfsDHT) handleGetProviders(ctx context.Context, p peer.ID, pmes *pb.Message) (*pb.Message, error) {
resp := pb.NewMessage(pmes.GetType(), pmes.GetKey(), pmes.GetClusterLevel())
key := u.Key(pmes.GetKey())
// debug logging niceness.
reqDesc := fmt.Sprintf("%s handleGetProviders(%s, %s): ", dht.self, p, key)
log.Debugf("%s begin", reqDesc)
defer log.Debugf("%s end", reqDesc)
// check if we have this value, to add ourselves as provider.
log.Debugf("handling GetProviders: '%s'", u.Key(pmes.GetKey()))
dsk := u.Key(pmes.GetKey()).DsKey()
has, err := dht.datastore.Has(dsk)
has, err := dht.datastore.Has(key.DsKey())
if err != nil && err != ds.ErrNotFound {
log.Errorf("unexpected datastore error: %v\n", err)
has = false
}
// setup providers
providers := dht.providers.GetProviders(ctx, u.Key(pmes.GetKey()))
providers := dht.providers.GetProviders(ctx, key)
if has {
providers = append(providers, dht.self)
log.Debugf("%s have the value. added self as provider", reqDesc)
}
if providers != nil && len(providers) > 0 {
infos := peer.PeerInfos(dht.peerstore, providers)
resp.ProviderPeers = pb.PeerInfosToPBPeers(dht.host.Network(), infos)
log.Debugf("%s have %d providers: %s", reqDesc, len(providers), infos)
}
// Also send closer peers.
@ -193,6 +199,7 @@ func (dht *IpfsDHT) handleGetProviders(ctx context.Context, p peer.ID, pmes *pb.
if closer != nil {
infos := peer.PeerInfos(dht.peerstore, providers)
resp.CloserPeers = pb.PeerInfosToPBPeers(dht.host.Network(), infos)
log.Debugf("%s have %d closer peers: %s", reqDesc, len(closer), infos)
}
return resp, nil