@cryptotaxi247 / kubo / commits / c01452e5e

move dht record code into new package

Jeromy committed Jan 17, 2015 at 02:50 UTC c01452e5ea6b03ebeffe76246980d697bb973db7
6 files changed +52 -39
routing/dht/dht.go
+2 -1
@@ -17,6 +17,7 @@ import (
17 routing "github.com/jbenet/go-ipfs/routing"
18 pb "github.com/jbenet/go-ipfs/routing/dht/pb"
19 kb "github.com/jbenet/go-ipfs/routing/kbucket"
20 + record "github.com/jbenet/go-ipfs/routing/record"
21 "github.com/jbenet/go-ipfs/thirdparty/eventlog"
22 u "github.com/jbenet/go-ipfs/util"
23
@@ -253,7 +254,7 @@ func (dht *IpfsDHT) putLocal(key u.Key, value []byte) error {
254 return err
255 }
256
256 - rec, err := MakePutRecord(sk, key, value)
257 + rec, err := record.MakePutRecord(sk, key, value)
258 if err != nil {
259 return err
260 }
routing/dht/ext_test.go
+2 -1
@@ -11,6 +11,7 @@ import (
11 peer "github.com/jbenet/go-ipfs/p2p/peer"
12 routing "github.com/jbenet/go-ipfs/routing"
13 pb "github.com/jbenet/go-ipfs/routing/dht/pb"
14 + record "github.com/jbenet/go-ipfs/routing/record"
15 u "github.com/jbenet/go-ipfs/util"
16
17 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) {
105 t.Fatal(err)
106 }
107
107 - rec, err := MakePutRecord(sk, u.Key(str), []byte("blah"))
108 + rec, err := record.MakePutRecord(sk, u.Key(str), []byte("blah"))
109 if err != nil {
110 t.Fatal(err)
111 }
routing/dht/records.go
+2 -34
@@ -7,11 +7,11 @@ import (
7 "strings"
8
9 "github.com/jbenet/go-ipfs/Godeps/_workspace/src/code.google.com/p/go.net/context"
10 - "github.com/jbenet/go-ipfs/Godeps/_workspace/src/code.google.com/p/goprotobuf/proto"
10
11 ci "github.com/jbenet/go-ipfs/p2p/crypto"
12 "github.com/jbenet/go-ipfs/p2p/peer"
13 pb "github.com/jbenet/go-ipfs/routing/dht/pb"
14 + record "github.com/jbenet/go-ipfs/routing/record"
15 u "github.com/jbenet/go-ipfs/util"
16 ctxutil "github.com/jbenet/go-ipfs/util/ctx"
17 )
@@ -34,38 +34,6 @@ func KeyForPublicKey(id peer.ID) u.Key {
34 return u.Key("/pk/" + string(id))
35 }
36
37 -// RecordBlobForSig returns the blob protected by the record signature
38 -func RecordBlobForSig(r *pb.Record) []byte {
39 - k := []byte(r.GetKey())
40 - v := []byte(r.GetValue())
41 - a := []byte(r.GetAuthor())
42 - return bytes.Join([][]byte{k, v, a}, []byte{})
43 -}
44 -
45 -// MakePutRecord creates and signs a dht record for the given key/value pair
46 -func MakePutRecord(sk ci.PrivKey, key u.Key, value []byte) (*pb.Record, error) {
47 - record := new(pb.Record)
48 -
49 - record.Key = proto.String(string(key))
50 - record.Value = value
51 -
52 - pkh, err := sk.GetPublic().Hash()
53 - if err != nil {
54 - return nil, err
55 - }
56 -
57 - record.Author = proto.String(string(pkh))
58 - blob := RecordBlobForSig(record)
59 -
60 - sig, err := sk.Sign(blob)
61 - if err != nil {
62 - return nil, err
63 - }
64 -
65 - record.Signature = sig
66 - return record, nil
67 -}
68 -
37 func (dht *IpfsDHT) getPublicKeyOnline(ctx context.Context, p peer.ID) (ci.PubKey, error) {
38 log.Debugf("getPublicKey for: %s", p)
39
@@ -179,7 +147,7 @@ func (dht *IpfsDHT) verifyRecordOnline(ctx context.Context, r *pb.Record) error
147 // it might be useful for users to have access to.
148 func (dht *IpfsDHT) verifyRecord(r *pb.Record, pk ci.PubKey) error {
149 // First, validate the signature
182 - blob := RecordBlobForSig(r)
150 + blob := record.RecordBlobForSig(r)
151 ok, err := pk.Verify(blob, r.GetSignature())
152 if err != nil {
153 log.Error("Signature verify failed.")
routing/dht/routing.go
+2 -1
@@ -12,6 +12,7 @@ import (
12 "github.com/jbenet/go-ipfs/routing"
13 pb "github.com/jbenet/go-ipfs/routing/dht/pb"
14 kb "github.com/jbenet/go-ipfs/routing/kbucket"
15 + record "github.com/jbenet/go-ipfs/routing/record"
16 u "github.com/jbenet/go-ipfs/util"
17 errors "github.com/jbenet/go-ipfs/util/debugerror"
18 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
42 return err
43 }
44
44 - rec, err := MakePutRecord(sk, key, value)
45 + rec, err := record.MakePutRecord(sk, key, value)
46 if err != nil {
47 log.Error("Creation of record failed!")
48 return err
routing/offline/offline.go
+2 -2
@@ -10,8 +10,8 @@ import (
10 ci "github.com/jbenet/go-ipfs/p2p/crypto"
11 "github.com/jbenet/go-ipfs/p2p/peer"
12 routing "github.com/jbenet/go-ipfs/routing"
13 - dht "github.com/jbenet/go-ipfs/routing/dht"
13 pb "github.com/jbenet/go-ipfs/routing/dht/pb"
14 + record "github.com/jbenet/go-ipfs/routing/record"
15 eventlog "github.com/jbenet/go-ipfs/thirdparty/eventlog"
16 u "github.com/jbenet/go-ipfs/util"
17 )
@@ -36,7 +36,7 @@ type offlineRouting struct {
36 }
37
38 func (c *offlineRouting) PutValue(ctx context.Context, key u.Key, val []byte) error {
39 - rec, err := dht.MakePutRecord(c.sk, key, val)
39 + rec, err := record.MakePutRecord(c.sk, key, val)
40 if err != nil {
41 return err
42 }
routing/record/record.go new
+42
@@ -0,0 +1,42 @@
1 +package record
2 +
3 +import (
4 + "bytes"
5 + "github.com/jbenet/go-ipfs/Godeps/_workspace/src/code.google.com/p/goprotobuf/proto"
6 +
7 + ci "github.com/jbenet/go-ipfs/p2p/crypto"
8 + pb "github.com/jbenet/go-ipfs/routing/dht/pb"
9 + u "github.com/jbenet/go-ipfs/util"
10 +)
11 +
12 +// MakePutRecord creates and signs a dht record for the given key/value pair
13 +func MakePutRecord(sk ci.PrivKey, key u.Key, value []byte) (*pb.Record, error) {
14 + record := new(pb.Record)
15 +
16 + record.Key = proto.String(string(key))
17 + record.Value = value
18 +
19 + pkh, err := sk.GetPublic().Hash()
20 + if err != nil {
21 + return nil, err
22 + }
23 +
24 + record.Author = proto.String(string(pkh))
25 + blob := RecordBlobForSig(record)
26 +
27 + sig, err := sk.Sign(blob)
28 + if err != nil {
29 + return nil, err
30 + }
31 +
32 + record.Signature = sig
33 + return record, nil
34 +}
35 +
36 +// RecordBlobForSig returns the blob protected by the record signature
37 +func RecordBlobForSig(r *pb.Record) []byte {
38 + k := []byte(r.GetKey())
39 + v := []byte(r.GetValue())
40 + a := []byte(r.GetAuthor())
41 + return bytes.Join([][]byte{k, v, a}, []byte{})
42 +}