move dht record code into new package

routing/dht/dht.go

@@ -17,6 +17,7 @@ import (
 	routing "github.com/jbenet/go-ipfs/routing"
 	pb "github.com/jbenet/go-ipfs/routing/dht/pb"
 	kb "github.com/jbenet/go-ipfs/routing/kbucket"
+	record "github.com/jbenet/go-ipfs/routing/record"
 	"github.com/jbenet/go-ipfs/thirdparty/eventlog"
 	u "github.com/jbenet/go-ipfs/util"
 
@@ -253,7 +254,7 @@ func (dht *IpfsDHT) putLocal(key u.Key, value []byte) error {
 		return err
 	}
 
-	rec, err := MakePutRecord(sk, key, value)
+	rec, err := record.MakePutRecord(sk, key, value)
 	if err != nil {
 		return err
 	}

routing/dht/ext_test.go

@@ -11,6 +11,7 @@ import (
 	peer "github.com/jbenet/go-ipfs/p2p/peer"
 	routing "github.com/jbenet/go-ipfs/routing"
 	pb "github.com/jbenet/go-ipfs/routing/dht/pb"
+	record "github.com/jbenet/go-ipfs/routing/record"
 	u "github.com/jbenet/go-ipfs/util"
 
 	context "github.com/jbenet/go-ipfs/Godeps/_workspace/src/code.google.com/p/go.net/context"
@@ -104,7 +105,7 @@ func TestGetFailures(t *testing.T) {
 			t.Fatal(err)
 		}
 
-		rec, err := MakePutRecord(sk, u.Key(str), []byte("blah"))
+		rec, err := record.MakePutRecord(sk, u.Key(str), []byte("blah"))
 		if err != nil {
 			t.Fatal(err)
 		}

routing/dht/records.go

@@ -7,11 +7,11 @@ import (
 	"strings"
 
 	"github.com/jbenet/go-ipfs/Godeps/_workspace/src/code.google.com/p/go.net/context"
-	"github.com/jbenet/go-ipfs/Godeps/_workspace/src/code.google.com/p/goprotobuf/proto"
 
 	ci "github.com/jbenet/go-ipfs/p2p/crypto"
 	"github.com/jbenet/go-ipfs/p2p/peer"
 	pb "github.com/jbenet/go-ipfs/routing/dht/pb"
+	record "github.com/jbenet/go-ipfs/routing/record"
 	u "github.com/jbenet/go-ipfs/util"
 	ctxutil "github.com/jbenet/go-ipfs/util/ctx"
 )
@@ -34,38 +34,6 @@ func KeyForPublicKey(id peer.ID) u.Key {
 	return u.Key("/pk/" + string(id))
 }
 
-// RecordBlobForSig returns the blob protected by the record signature
-func RecordBlobForSig(r *pb.Record) []byte {
-	k := []byte(r.GetKey())
-	v := []byte(r.GetValue())
-	a := []byte(r.GetAuthor())
-	return bytes.Join([][]byte{k, v, a}, []byte{})
-}
-
-// MakePutRecord creates and signs a dht record for the given key/value pair
-func MakePutRecord(sk ci.PrivKey, key u.Key, value []byte) (*pb.Record, error) {
-	record := new(pb.Record)
-
-	record.Key = proto.String(string(key))
-	record.Value = value
-
-	pkh, err := sk.GetPublic().Hash()
-	if err != nil {
-		return nil, err
-	}
-
-	record.Author = proto.String(string(pkh))
-	blob := RecordBlobForSig(record)
-
-	sig, err := sk.Sign(blob)
-	if err != nil {
-		return nil, err
-	}
-
-	record.Signature = sig
-	return record, nil
-}
-
 func (dht *IpfsDHT) getPublicKeyOnline(ctx context.Context, p peer.ID) (ci.PubKey, error) {
 	log.Debugf("getPublicKey for: %s", p)
 
@@ -179,7 +147,7 @@ func (dht *IpfsDHT) verifyRecordOnline(ctx context.Context, r *pb.Record) error
 // it might be useful for users to have access to.
 func (dht *IpfsDHT) verifyRecord(r *pb.Record, pk ci.PubKey) error {
 	// First, validate the signature
-	blob := RecordBlobForSig(r)
+	blob := record.RecordBlobForSig(r)
 	ok, err := pk.Verify(blob, r.GetSignature())
 	if err != nil {
 		log.Error("Signature verify failed.")

routing/dht/routing.go

@@ -12,6 +12,7 @@ import (
 	"github.com/jbenet/go-ipfs/routing"
 	pb "github.com/jbenet/go-ipfs/routing/dht/pb"
 	kb "github.com/jbenet/go-ipfs/routing/kbucket"
+	record "github.com/jbenet/go-ipfs/routing/record"
 	u "github.com/jbenet/go-ipfs/util"
 	errors "github.com/jbenet/go-ipfs/util/debugerror"
 	pset "github.com/jbenet/go-ipfs/util/peerset"
@@ -41,7 +42,7 @@ func (dht *IpfsDHT) PutValue(ctx context.Context, key u.Key, value []byte) error
 		return err
 	}
 
-	rec, err := MakePutRecord(sk, key, value)
+	rec, err := record.MakePutRecord(sk, key, value)
 	if err != nil {
 		log.Error("Creation of record failed!")
 		return err

routing/offline/offline.go

@@ -10,8 +10,8 @@ import (
 	ci "github.com/jbenet/go-ipfs/p2p/crypto"
 	"github.com/jbenet/go-ipfs/p2p/peer"
 	routing "github.com/jbenet/go-ipfs/routing"
-	dht "github.com/jbenet/go-ipfs/routing/dht"
 	pb "github.com/jbenet/go-ipfs/routing/dht/pb"
+	record "github.com/jbenet/go-ipfs/routing/record"
 	eventlog "github.com/jbenet/go-ipfs/thirdparty/eventlog"
 	u "github.com/jbenet/go-ipfs/util"
 )
@@ -36,7 +36,7 @@ type offlineRouting struct {
 }
 
 func (c *offlineRouting) PutValue(ctx context.Context, key u.Key, val []byte) error {
-	rec, err := dht.MakePutRecord(c.sk, key, val)
+	rec, err := record.MakePutRecord(c.sk, key, val)
 	if err != nil {
 		return err
 	}

routing/record/record.go

@@ -0,0 +1,42 @@
+package record
+
+import (
+	"bytes"
+	"github.com/jbenet/go-ipfs/Godeps/_workspace/src/code.google.com/p/goprotobuf/proto"
+
+	ci "github.com/jbenet/go-ipfs/p2p/crypto"
+	pb "github.com/jbenet/go-ipfs/routing/dht/pb"
+	u "github.com/jbenet/go-ipfs/util"
+)
+
+// MakePutRecord creates and signs a dht record for the given key/value pair
+func MakePutRecord(sk ci.PrivKey, key u.Key, value []byte) (*pb.Record, error) {
+	record := new(pb.Record)
+
+	record.Key = proto.String(string(key))
+	record.Value = value
+
+	pkh, err := sk.GetPublic().Hash()
+	if err != nil {
+		return nil, err
+	}
+
+	record.Author = proto.String(string(pkh))
+	blob := RecordBlobForSig(record)
+
+	sig, err := sk.Sign(blob)
+	if err != nil {
+		return nil, err
+	}
+
+	record.Signature = sig
+	return record, nil
+}
+
+// RecordBlobForSig returns the blob protected by the record signature
+func RecordBlobForSig(r *pb.Record) []byte {
+	k := []byte(r.GetKey())
+	v := []byte(r.GetValue())
+	a := []byte(r.GetAuthor())
+	return bytes.Join([][]byte{k, v, a}, []byte{})
+}