Merge pull request #2819 from ipfs/cleanup/dht

clean up some dead code in the dht

routing/dht/dht.go

@@ -96,16 +96,6 @@ func NewDHT(ctx context.Context, h host.Host, dstore ds.Datastore) *IpfsDHT {
 	return dht
 }
 
-// LocalPeer returns the peer.Peer of the dht.
-func (dht *IpfsDHT) LocalPeer() peer.ID {
-	return dht.self
-}
-
-// log returns the dht's logger
-func (dht *IpfsDHT) log() logging.EventLogger {
-	return log // TODO rm
-}
-
 // putValueToPeer stores the given key/value pair at the peer 'p'
 func (dht *IpfsDHT) putValueToPeer(ctx context.Context, p peer.ID,
 	key key.Key, rec *pb.Record) error {

routing/dht/dht_logger.go

-package dht
-
-import (
-	"encoding/json"
-	"fmt"
-	"time"
-)
-
-type logDhtRPC struct {
-	Type     string
-	Start    time.Time
-	End      time.Time
-	Duration time.Duration
-	RPCCount int
-	Success  bool
-}
-
-func startNewRPC(name string) *logDhtRPC {
-	r := new(logDhtRPC)
-	r.Type = name
-	r.Start = time.Now()
-	return r
-}
-
-func (l *logDhtRPC) EndLog() {
-	l.End = time.Now()
-	l.Duration = l.End.Sub(l.Start)
-}
-
-func (l *logDhtRPC) Print() {
-	b, err := json.Marshal(l)
-	if err != nil {
-		log.Debugf("Error marshaling logDhtRPC object: %s", err)
-	} else {
-		log.Debug(string(b))
-	}
-}
-
-func (l *logDhtRPC) String() string {
-	return fmt.Sprintf("DHT RPC: %s took %s, success = %v", l.Type, l.Duration, l.Success)
-}
-
-func (l *logDhtRPC) EndAndPrint() {
-	l.EndLog()
-	l.Print()
-}

routing/dht/diag.go

-package dht
-
-import (
-	"encoding/json"
-	"time"
-
-	peer "gx/ipfs/QmQGwpJy9P4yXZySmqkZEXCmbBpJUb8xntCv8Ca4taZwDC/go-libp2p-peer"
-)
-
-type connDiagInfo struct {
-	Latency time.Duration
-	ID      peer.ID
-}
-
-type diagInfo struct {
-	ID          peer.ID
-	Connections []connDiagInfo
-	Keys        []string
-	LifeSpan    time.Duration
-	CodeVersion string
-}
-
-func (di *diagInfo) Marshal() []byte {
-	b, err := json.Marshal(di)
-	if err != nil {
-		panic(err)
-	}
-	//TODO: also consider compressing this. There will be a lot of these
-	return b
-}
-
-func (dht *IpfsDHT) getDiagInfo() *diagInfo {
-	di := new(diagInfo)
-	di.CodeVersion = "github.com/ipfs/go-ipfs"
-	di.ID = dht.self
-	di.LifeSpan = time.Since(dht.birth)
-	di.Keys = nil // Currently no way to query datastore
-
-	for _, p := range dht.routingTable.ListPeers() {
-		d := connDiagInfo{dht.peerstore.LatencyEWMA(p), p}
-		di.Connections = append(di.Connections, d)
-	}
-	return di
-}