package p2p
|
|
|
|
import (
|
|
"bytes"
|
|
"sync"
|
|
"testing"
|
|
"time"
|
|
|
|
. "github.com/tendermint/tendermint/binary"
|
|
)
|
|
|
|
type PeerMessage struct {
|
|
PeerKey string
|
|
Bytes []byte
|
|
Counter int
|
|
}
|
|
|
|
type TestReactor struct {
|
|
mtx sync.Mutex
|
|
channels []*ChannelDescriptor
|
|
peersAdded []*Peer
|
|
peersRemoved []*Peer
|
|
logMessages bool
|
|
msgsCounter int
|
|
msgsReceived map[byte][]PeerMessage
|
|
}
|
|
|
|
func NewTestReactor(channels []*ChannelDescriptor, logMessages bool) *TestReactor {
|
|
return &TestReactor{
|
|
channels: channels,
|
|
logMessages: logMessages,
|
|
msgsReceived: make(map[byte][]PeerMessage),
|
|
}
|
|
}
|
|
|
|
func (tr *TestReactor) Start(sw *Switch) {
|
|
}
|
|
|
|
func (tr *TestReactor) Stop() {
|
|
}
|
|
|
|
func (tr *TestReactor) GetChannels() []*ChannelDescriptor {
|
|
return tr.channels
|
|
}
|
|
|
|
func (tr *TestReactor) AddPeer(peer *Peer) {
|
|
tr.mtx.Lock()
|
|
defer tr.mtx.Unlock()
|
|
tr.peersAdded = append(tr.peersAdded, peer)
|
|
}
|
|
|
|
func (tr *TestReactor) RemovePeer(peer *Peer, reason interface{}) {
|
|
tr.mtx.Lock()
|
|
defer tr.mtx.Unlock()
|
|
tr.peersRemoved = append(tr.peersRemoved, peer)
|
|
}
|
|
|
|
func (tr *TestReactor) Receive(chId byte, peer *Peer, msgBytes []byte) {
|
|
if tr.logMessages {
|
|
tr.mtx.Lock()
|
|
defer tr.mtx.Unlock()
|
|
//fmt.Printf("Received: %X, %X\n", chId, msgBytes)
|
|
tr.msgsReceived[chId] = append(tr.msgsReceived[chId], PeerMessage{peer.Key, msgBytes, tr.msgsCounter})
|
|
tr.msgsCounter++
|
|
}
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
|
|
// convenience method for creating two switches connected to each other.
|
|
func makeSwitchPair(t testing.TB, reactorsGenerator func() []Reactor) (*Switch, *Switch) {
|
|
|
|
// Create two switches that will be interconnected.
|
|
s1 := NewSwitch(reactorsGenerator())
|
|
s2 := NewSwitch(reactorsGenerator())
|
|
|
|
// Create a listener for s1
|
|
l := NewDefaultListener("tcp", ":8001", true)
|
|
|
|
// Dial the listener & add the connection to s2.
|
|
lAddr := l.ExternalAddress()
|
|
connOut, err := lAddr.Dial()
|
|
if err != nil {
|
|
t.Fatalf("Could not connect to listener address %v", lAddr)
|
|
} else {
|
|
t.Logf("Created a connection to listener address %v", lAddr)
|
|
}
|
|
connIn, ok := <-l.Connections()
|
|
if !ok {
|
|
t.Fatalf("Could not get inbound connection from listener")
|
|
}
|
|
|
|
s1.AddPeerWithConnection(connIn, false)
|
|
s2.AddPeerWithConnection(connOut, true)
|
|
|
|
// Wait for things to happen, peers to get added...
|
|
time.Sleep(100 * time.Millisecond)
|
|
|
|
// Close the server, no longer needed.
|
|
l.Stop()
|
|
|
|
return s1, s2
|
|
}
|
|
|
|
func TestSwitches(t *testing.T) {
|
|
s1, s2 := makeSwitchPair(t, func() []Reactor {
|
|
// Make two reactors of two channels each
|
|
reactors := make([]Reactor, 2)
|
|
reactors[0] = NewTestReactor([]*ChannelDescriptor{
|
|
&ChannelDescriptor{Id: byte(0x00), Priority: 10},
|
|
&ChannelDescriptor{Id: byte(0x01), Priority: 10},
|
|
}, true)
|
|
reactors[1] = NewTestReactor([]*ChannelDescriptor{
|
|
&ChannelDescriptor{Id: byte(0x02), Priority: 10},
|
|
&ChannelDescriptor{Id: byte(0x03), Priority: 10},
|
|
}, true)
|
|
return reactors
|
|
})
|
|
defer s1.Stop()
|
|
defer s2.Stop()
|
|
|
|
// Lets send a message from s1 to s2.
|
|
if s1.Peers().Size() != 1 {
|
|
t.Errorf("Expected exactly 1 peer in s1, got %v", s1.Peers().Size())
|
|
}
|
|
if s2.Peers().Size() != 1 {
|
|
t.Errorf("Expected exactly 1 peer in s2, got %v", s2.Peers().Size())
|
|
}
|
|
|
|
ch0Msg := "channel zero"
|
|
ch1Msg := "channel one"
|
|
ch2Msg := "channel two"
|
|
|
|
s1.Broadcast(byte(0x00), ch0Msg)
|
|
s1.Broadcast(byte(0x01), ch1Msg)
|
|
s1.Broadcast(byte(0x02), ch2Msg)
|
|
|
|
// Wait for things to settle...
|
|
time.Sleep(5000 * time.Millisecond)
|
|
|
|
// Check message on ch0
|
|
ch0Msgs := s2.Reactors()[0].(*TestReactor).msgsReceived[byte(0x00)]
|
|
if len(ch0Msgs) != 1 {
|
|
t.Errorf("Expected to have received 1 message in ch0")
|
|
}
|
|
if !bytes.Equal(ch0Msgs[0].Bytes, BinaryBytes(ch0Msg)) {
|
|
t.Errorf("Unexpected message bytes. Wanted: %X, Got: %X", BinaryBytes(ch0Msg), ch0Msgs[0].Bytes)
|
|
}
|
|
|
|
// Check message on ch1
|
|
ch1Msgs := s2.Reactors()[0].(*TestReactor).msgsReceived[byte(0x01)]
|
|
if len(ch1Msgs) != 1 {
|
|
t.Errorf("Expected to have received 1 message in ch1")
|
|
}
|
|
if !bytes.Equal(ch1Msgs[0].Bytes, BinaryBytes(ch1Msg)) {
|
|
t.Errorf("Unexpected message bytes. Wanted: %X, Got: %X", BinaryBytes(ch1Msg), ch1Msgs[0].Bytes)
|
|
}
|
|
|
|
// Check message on ch2
|
|
ch2Msgs := s2.Reactors()[1].(*TestReactor).msgsReceived[byte(0x02)]
|
|
if len(ch2Msgs) != 1 {
|
|
t.Errorf("Expected to have received 1 message in ch2")
|
|
}
|
|
if !bytes.Equal(ch2Msgs[0].Bytes, BinaryBytes(ch2Msg)) {
|
|
t.Errorf("Unexpected message bytes. Wanted: %X, Got: %X", BinaryBytes(ch2Msg), ch2Msgs[0].Bytes)
|
|
}
|
|
|
|
}
|
|
|
|
func BenchmarkSwitches(b *testing.B) {
|
|
|
|
b.StopTimer()
|
|
|
|
s1, s2 := makeSwitchPair(b, func() []Reactor {
|
|
// Make two reactors of two channels each
|
|
reactors := make([]Reactor, 2)
|
|
reactors[0] = NewTestReactor([]*ChannelDescriptor{
|
|
&ChannelDescriptor{Id: byte(0x00), Priority: 10},
|
|
&ChannelDescriptor{Id: byte(0x01), Priority: 10},
|
|
}, false)
|
|
reactors[1] = NewTestReactor([]*ChannelDescriptor{
|
|
&ChannelDescriptor{Id: byte(0x02), Priority: 10},
|
|
&ChannelDescriptor{Id: byte(0x03), Priority: 10},
|
|
}, false)
|
|
return reactors
|
|
})
|
|
defer s1.Stop()
|
|
defer s2.Stop()
|
|
|
|
// Allow time for goroutines to boot up
|
|
time.Sleep(1000 * time.Millisecond)
|
|
b.StartTimer()
|
|
|
|
numSuccess, numFailure := 0, 0
|
|
|
|
// Send random message from one channel to another
|
|
for i := 0; i < b.N; i++ {
|
|
chId := byte(i % 4)
|
|
nS, nF := s1.Broadcast(chId, "test data")
|
|
numSuccess += nS
|
|
numFailure += nF
|
|
}
|
|
|
|
log.Warning("success: %v, failure: %v", numSuccess, numFailure)
|
|
|
|
// Allow everything to flush before stopping switches & closing connections.
|
|
b.StopTimer()
|
|
time.Sleep(1000 * time.Millisecond)
|
|
|
|
}
|