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p2p: EIP-8 changes for protocol handshake

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This commit is contained in:
Felix Lange 2015-12-23 01:48:55 +01:00
parent 44fbc560c9
commit fc11dbc6b8
3 changed files with 7 additions and 10 deletions
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3
p2p/peer.go
View file

@ -56,6 +56,9 @@ type protoHandshake struct {
Caps []Cap
ListenPort uint64
ID discover.NodeID
// Ignore additional fields (for forward compatibility).
Rest []rlp.RawValue `rlp:".."`
}
// Peer represents a connected remote node.

4
p2p/rlpx.go
View file

@ -151,10 +151,6 @@ func readProtocolHandshake(rw MsgReader, our *protoHandshake) (*protoHandshake,
if err := msg.Decode(&hs); err != nil {
return nil, err
}
// validate handshake info
if hs.Version != our.Version {
return nil, DiscIncompatibleVersion
}
if (hs.ID == discover.NodeID{}) {
return nil, DiscInvalidIdentity
}

10
p2p/rlpx_test.go
View file

@ -162,6 +162,7 @@ func TestProtocolHandshake(t *testing.T) {
wg.Add(2)
go func() {
defer wg.Done()
defer fd1.Close()
rlpx := newRLPX(fd0)
remid, err := rlpx.doEncHandshake(prv0, node1)
if err != nil {
@ -178,6 +179,7 @@ func TestProtocolHandshake(t *testing.T) {
t.Errorf("dial side proto handshake error: %v", err)
return
}
phs.Rest = nil
if !reflect.DeepEqual(phs, hs1) {
t.Errorf("dial side proto handshake mismatch:\ngot: %s\nwant: %s\n", spew.Sdump(phs), spew.Sdump(hs1))
return
@ -186,6 +188,7 @@ func TestProtocolHandshake(t *testing.T) {
}()
go func() {
defer wg.Done()
defer fd1.Close()
rlpx := newRLPX(fd1)
remid, err := rlpx.doEncHandshake(prv1, nil)
if err != nil {
@ -202,6 +205,7 @@ func TestProtocolHandshake(t *testing.T) {
t.Errorf("listen side proto handshake error: %v", err)
return
}
phs.Rest = nil
if !reflect.DeepEqual(phs, hs0) {
t.Errorf("listen side proto handshake mismatch:\ngot: %s\nwant: %s\n", spew.Sdump(phs), spew.Sdump(hs0))
return
@ -216,7 +220,6 @@ func TestProtocolHandshake(t *testing.T) {
func TestProtocolHandshakeErrors(t *testing.T) {
our := &protoHandshake{Version: 3, Caps: []Cap{{"foo", 2}, {"bar", 3}}, Name: "quux"}
id := randomID()
tests := []struct {
code uint64
msg interface{}
@ -242,11 +245,6 @@ func TestProtocolHandshakeErrors(t *testing.T) {
msg: []byte{1, 2, 3},
err: newPeerError(errInvalidMsg, "(code 0) (size 4) rlp: expected input list for p2p.protoHandshake"),
},
{
code: handshakeMsg,
msg: &protoHandshake{Version: 9944, ID: id},
err: DiscIncompatibleVersion,
},
{
code: handshakeMsg,
msg: &protoHandshake{Version: 3},