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Unverified Commit e943f07a authored by Guillaume Ballet's avatar Guillaume Ballet Committed by GitHub
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whisper/whisperv6: delete failing tests (#20788) 

These tests occasionally fail on Travis.
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whisper/whisperv6/peer_test.go deleted 100644 → 0
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// Copyright 2016 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package whisperv6
import (
"bytes"
"crypto/ecdsa"
"fmt"
mrand "math/rand"
"sync"
"testing"
"time"
"net"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/common/hexutil"
"github.com/ethereum/go-ethereum/crypto"
"github.com/ethereum/go-ethereum/p2p"
"github.com/ethereum/go-ethereum/p2p/enode"
"github.com/ethereum/go-ethereum/p2p/nat"
"github.com/ethereum/go-ethereum/rlp"
)
var keys = []string{
"d49dcf37238dc8a7aac57dc61b9fee68f0a97f062968978b9fafa7d1033d03a9",
"73fd6143c48e80ed3c56ea159fe7494a0b6b393a392227b422f4c3e8f1b54f98",
"119dd32adb1daa7a4c7bf77f847fb28730785aa92947edf42fdd997b54de40dc",
"deeda8709dea935bb772248a3144dea449ffcc13e8e5a1fd4ef20ce4e9c87837",
"5bd208a079633befa349441bdfdc4d85ba9bd56081525008380a63ac38a407cf",
"1d27fb4912002d58a2a42a50c97edb05c1b3dffc665dbaa42df1fe8d3d95c9b5",
"15def52800c9d6b8ca6f3066b7767a76afc7b611786c1276165fbc61636afb68",
"51be6ab4b2dc89f251ff2ace10f3c1cc65d6855f3e083f91f6ff8efdfd28b48c",
"ef1ef7441bf3c6419b162f05da6037474664f198b58db7315a6f4de52414b4a0",
"09bdf6985aabc696dc1fbeb5381aebd7a6421727343872eb2fadfc6d82486fd9",
"15d811bf2e01f99a224cdc91d0cf76cea08e8c67905c16fee9725c9be71185c4",
"2f83e45cf1baaea779789f755b7da72d8857aeebff19362dd9af31d3c9d14620",
"73f04e34ac6532b19c2aae8f8e52f38df1ac8f5cd10369f92325b9b0494b0590",
"1e2e07b69e5025537fb73770f483dc8d64f84ae3403775ef61cd36e3faf162c1",
"8963d9bbb3911aac6d30388c786756b1c423c4fbbc95d1f96ddbddf39809e43a",
"0422da85abc48249270b45d8de38a4cc3c02032ede1fcf0864a51092d58a2f1f",
"8ae5c15b0e8c7cade201fdc149831aa9b11ff626a7ffd27188886cc108ad0fa8",
"acd8f5a71d4aecfcb9ad00d32aa4bcf2a602939b6a9dd071bab443154184f805",
"a285a922125a7481600782ad69debfbcdb0316c1e97c267aff29ef50001ec045",
"28fd4eee78c6cd4bf78f39f8ab30c32c67c24a6223baa40e6f9c9a0e1de7cef5",
"c5cca0c9e6f043b288c6f1aef448ab59132dab3e453671af5d0752961f013fc7",
"46df99b051838cb6f8d1b73f232af516886bd8c4d0ee07af9a0a033c391380fd",
"c6a06a53cbaadbb432884f36155c8f3244e244881b5ee3e92e974cfa166d793f",
"783b90c75c63dc72e2f8d11b6f1b4de54d63825330ec76ee8db34f06b38ea211",
"9450038f10ca2c097a8013e5121b36b422b95b04892232f930a29292d9935611",
"e215e6246ed1cfdcf7310d4d8cdbe370f0d6a8371e4eb1089e2ae05c0e1bc10f",
"487110939ed9d64ebbc1f300adeab358bc58875faf4ca64990fbd7fe03b78f2b",
"824a70ea76ac81366da1d4f4ac39de851c8ac49dca456bb3f0a186ceefa269a5",
"ba8f34fa40945560d1006a328fe70c42e35cc3d1017e72d26864cd0d1b150f15",
"30a5dfcfd144997f428901ea88a43c8d176b19c79dde54cc58eea001aa3d246c",
"de59f7183aca39aa245ce66a05245fecfc7e2c75884184b52b27734a4a58efa2",
"92629e2ff5f0cb4f5f08fffe0f64492024d36f045b901efb271674b801095c5a",
"7184c1701569e3a4c4d2ddce691edd983b81e42e09196d332e1ae2f1e062cff4",
}
type TestData struct {
counter [NumNodes]int
mutex sync.RWMutex
}
type TestNode struct {
shh *Whisper
id *ecdsa.PrivateKey
server *p2p.Server
filerID string
}
const NumNodes = 8 // must not exceed the number of keys (32)
var result TestData
var nodes [NumNodes]*TestNode
var sharedKey = hexutil.MustDecode("0x03ca634cae0d49acb401d8a4c6b6fe8c55b70d115bf400769cc1400f3258cd31")
var wrongKey = hexutil.MustDecode("0xf91156714d7ec88d3edc1c652c2181dbb3044e8771c683f3b30d33c12b986b11")
var sharedTopic = TopicType{0xF, 0x1, 0x2, 0}
var wrongTopic = TopicType{0, 0, 0, 0}
var expectedMessage = []byte("per aspera ad astra")
var unexpectedMessage = []byte("per rectum ad astra")
var masterBloomFilter []byte
var masterPow = 0.00000001
var round = 1
var debugMode = false
var prevTime time.Time
var cntPrev int
func TestSimulation(t *testing.T) {
// create a chain of whisper nodes,
// installs the filters with shared (predefined) parameters
initialize(t)
// each node sends one random (not decryptable) message
for i := 0; i < NumNodes; i++ {
sendMsg(t, false, i)
}
// node #0 sends one expected (decryptable) message
sendMsg(t, true, 0)
// check if each node have received and decrypted exactly one message
checkPropagation(t, true)
// check if Status message was correctly decoded
checkBloomFilterExchange(t)
checkPowExchange(t)
// send new pow and bloom exchange messages
resetParams(t)
// node #1 sends one expected (decryptable) message
sendMsg(t, true, 1)
// check if each node (except node #0) have received and decrypted exactly one message
checkPropagation(t, false)
// check if corresponding protocol-level messages were correctly decoded
checkPowExchangeForNodeZero(t)
checkBloomFilterExchange(t)
stopServers()
}
func resetParams(t *testing.T) {
// change pow only for node zero
masterPow = 7777777.0
nodes[0].shh.SetMinimumPoW(masterPow)
// change bloom for all nodes
masterBloomFilter = TopicToBloom(sharedTopic)
for i := 0; i < NumNodes; i++ {
nodes[i].shh.SetBloomFilter(masterBloomFilter)
}
round++
}
func initBloom(t *testing.T) {
masterBloomFilter = make([]byte, BloomFilterSize)
_, err := mrand.Read(masterBloomFilter)
if err != nil {
t.Fatalf("rand failed: %s.", err)
}
msgBloom := TopicToBloom(sharedTopic)
masterBloomFilter = addBloom(masterBloomFilter, msgBloom)
for i := 0; i < 32; i++ {
masterBloomFilter[i] = 0xFF
}
if !BloomFilterMatch(masterBloomFilter, msgBloom) {
t.Fatalf("bloom mismatch on initBloom.")
}
}
func initialize(t *testing.T) {
initBloom(t)
var err error
for i := 0; i < NumNodes; i++ {
var node TestNode
b := make([]byte, BloomFilterSize)
copy(b, masterBloomFilter)
node.shh = New(&DefaultConfig)
node.shh.SetMinimumPoW(masterPow)
node.shh.SetBloomFilter(b)
if !bytes.Equal(node.shh.BloomFilter(), masterBloomFilter) {
t.Fatalf("bloom mismatch on init.")
}
node.shh.Start(nil)
topics := make([]TopicType, 0)
topics = append(topics, sharedTopic)
f := Filter{KeySym: sharedKey}
f.Topics = [][]byte{topics[0][:]}
node.filerID, err = node.shh.Subscribe(&f)
if err != nil {
t.Fatalf("failed to install the filter: %s.", err)
}
node.id, err = crypto.HexToECDSA(keys[i])
if err != nil {
t.Fatalf("failed convert the key: %s.", keys[i])
}
name := common.MakeName("whisper-go", "2.0")
node.server = &p2p.Server{
Config: p2p.Config{
PrivateKey: node.id,
MaxPeers: NumNodes/2 + 1,
Name: name,
Protocols: node.shh.Protocols(),
ListenAddr: "127.0.0.1:0",
NAT: nat.Any(),
},
}
startServer(t, node.server)
nodes[i] = &node
}
for i := 0; i < NumNodes; i++ {
for j := 0; j < i; j++ {
peerNodeId := nodes[j].id
address, _ := net.ResolveTCPAddr("tcp", nodes[j].server.ListenAddr)
peer := enode.NewV4(&peerNodeId.PublicKey, address.IP, address.Port, address.Port)
nodes[i].server.AddPeer(peer)
}
}
}
func startServer(t *testing.T, s *p2p.Server) {
err := s.Start()
if err != nil {
t.Fatalf("failed to start the first server. err: %v", err)
}
}
func stopServers() {
for i := 0; i < NumNodes; i++ {
n := nodes[i]
if n != nil {
n.shh.Unsubscribe(n.filerID)
n.shh.Stop()
n.server.Stop()
}
}
}
func checkPropagation(t *testing.T, includingNodeZero bool) {
if t.Failed() {
return
}
prevTime = time.Now()
// (cycle * iterations) should not exceed 50 seconds, since TTL=50
const cycle = 200 // time in milliseconds
const iterations = 250
first := 0
if !includingNodeZero {
first = 1
}
for j := 0; j < iterations; j++ {
for i := first; i < NumNodes; i++ {
f := nodes[i].shh.GetFilter(nodes[i].filerID)
if f == nil {
t.Fatalf("failed to get filterId %s from node %d, round %d.", nodes[i].filerID, i, round)
}
mail := f.Retrieve()
validateMail(t, i, mail)
if isTestComplete() {
checkTestStatus()
return
}
}
checkTestStatus()
time.Sleep(cycle * time.Millisecond)
}
if !includingNodeZero {
f := nodes[0].shh.GetFilter(nodes[0].filerID)
if f != nil {
t.Fatalf("node zero received a message with low PoW.")
}
}
t.Fatalf("Test was not complete (%d round): timeout %d seconds. nodes=%v", round, iterations*cycle/1000, nodes)
}
func validateMail(t *testing.T, index int, mail []*ReceivedMessage) {
var cnt int
for _, m := range mail {
if bytes.Equal(m.Payload, expectedMessage) {
cnt++
}
}
if cnt == 0 {
// no messages received yet: nothing is wrong
return
}
if cnt > 1 {
t.Fatalf("node %d received %d.", index, cnt)
}
if cnt == 1 {
result.mutex.Lock()
defer result.mutex.Unlock()
result.counter[index] += cnt
if result.counter[index] > 1 {
t.Fatalf("node %d accumulated %d.", index, result.counter[index])
}
}
}
func checkTestStatus() {
var cnt int
var arr [NumNodes]int
for i := 0; i < NumNodes; i++ {
arr[i] = nodes[i].server.PeerCount()
envelopes := nodes[i].shh.Envelopes()
if len(envelopes) >= NumNodes {
cnt++
}
}
if debugMode {
if cntPrev != cnt {
fmt.Printf(" %v \t number of nodes that have received all msgs: %d, number of peers per node: %v \n",
time.Since(prevTime), cnt, arr)
prevTime = time.Now()
cntPrev = cnt
}
}
}
func isTestComplete() bool {
result.mutex.RLock()
defer result.mutex.RUnlock()
for i := 0; i < NumNodes; i++ {
if result.counter[i] < 1 {
return false
}
}
for i := 0; i < NumNodes; i++ {
envelopes := nodes[i].shh.Envelopes()
if len(envelopes) < NumNodes+1 {
return false
}
}
return true
}
func sendMsg(t *testing.T, expected bool, id int) {
if t.Failed() {
return
}
opt := MessageParams{KeySym: sharedKey, Topic: sharedTopic, Payload: expectedMessage, PoW: 0.00000001, WorkTime: 1}
if !expected {
opt.KeySym = wrongKey
opt.Topic = wrongTopic
opt.Payload = unexpectedMessage
opt.Payload[0] = byte(id)
}
msg, err := NewSentMessage(&opt)
if err != nil {
t.Fatalf("failed to create new message with seed %d: %s.", seed, err)
}
envelope, err := msg.Wrap(&opt)
if err != nil {
t.Fatalf("failed to seal message: %s", err)
}
err = nodes[id].shh.Send(envelope)
if err != nil {
t.Fatalf("failed to send message: %s", err)
}
}
func TestPeerBasic(t *testing.T) {
InitSingleTest()
params, err := generateMessageParams()
if err != nil {
t.Fatalf("failed generateMessageParams with seed %d.", seed)
}
params.PoW = 0.001
msg, err := NewSentMessage(params)
if err != nil {
t.Fatalf("failed to create new message with seed %d: %s.", seed, err)
}
env, err := msg.Wrap(params)
if err != nil {
t.Fatalf("failed Wrap with seed %d.", seed)
}
p := newPeer(nil, nil, nil)
p.mark(env)
if !p.marked(env) {
t.Fatalf("failed mark with seed %d.", seed)
}
}
func checkPowExchangeForNodeZero(t *testing.T) {
const iterations = 200
for j := 0; j < iterations; j++ {
lastCycle := (j == iterations-1)
ok := checkPowExchangeForNodeZeroOnce(t, lastCycle)
if ok {
break
}
time.Sleep(50 * time.Millisecond)
}
}
func checkPowExchangeForNodeZeroOnce(t *testing.T, mustPass bool) bool {
cnt := 0
for i, node := range nodes {
for peer := range node.shh.peers {
if peer.peer.ID() == nodes[0].server.Self().ID() {
cnt++
if peer.powRequirement != masterPow {
if mustPass {
t.Fatalf("node %d: failed to set the new pow requirement for node zero.", i)
} else {
return false
}
}
}
}
}
if cnt == 0 {
t.Fatalf("looking for node zero: no matching peers found.")
}
return true
}
func checkPowExchange(t *testing.T) {
for i, node := range nodes {
for peer := range node.shh.peers {
if peer.peer.ID() != nodes[0].server.Self().ID() {
if peer.powRequirement != masterPow {
t.Fatalf("node %d: failed to exchange pow requirement in round %d; expected %f, got %f",
i, round, masterPow, peer.powRequirement)
}
}
}
}
}
func checkBloomFilterExchangeOnce(t *testing.T, mustPass bool) bool {
for i, node := range nodes {
for peer := range node.shh.peers {
peer.bloomMu.Lock()
equals := bytes.Equal(peer.bloomFilter, masterBloomFilter)
peer.bloomMu.Unlock()
if !equals {
if mustPass {
t.Fatalf("node %d: failed to exchange bloom filter requirement in round %d. \n%x expected \n%x got",
i, round, masterBloomFilter, peer.bloomFilter)
} else {
return false
}
}
}
}
return true
}
func checkBloomFilterExchange(t *testing.T) {
const iterations = 200
for j := 0; j < iterations; j++ {
lastCycle := (j == iterations-1)
ok := checkBloomFilterExchangeOnce(t, lastCycle)
if ok {
break
}
time.Sleep(50 * time.Millisecond)
}
}
//two generic whisper node handshake
func TestPeerHandshakeWithTwoFullNode(t *testing.T) {
w1 := Whisper{}
p1 := newPeer(&w1, p2p.NewPeer(enode.ID{}, "test", []p2p.Cap{}), &rwStub{[]interface{}{ProtocolVersion, uint64(123), make([]byte, BloomFilterSize), false}})
err := p1.handshake()
if err != nil {
t.Fatal()
}
}
//two generic whisper node handshake. one don't send light flag
func TestHandshakeWithOldVersionWithoutLightModeFlag(t *testing.T) {
w1 := Whisper{}
p1 := newPeer(&w1, p2p.NewPeer(enode.ID{}, "test", []p2p.Cap{}), &rwStub{[]interface{}{ProtocolVersion, uint64(123), make([]byte, BloomFilterSize)}})
err := p1.handshake()
if err != nil {
t.Fatal()
}
}
//two light nodes handshake. restriction disabled
func TestTwoLightPeerHandshakeRestrictionOff(t *testing.T) {
w1 := Whisper{}
w1.settings.Store(restrictConnectionBetweenLightClientsIdx, false)
w1.SetLightClientMode(true)
p1 := newPeer(&w1, p2p.NewPeer(enode.ID{}, "test", []p2p.Cap{}), &rwStub{[]interface{}{ProtocolVersion, uint64(123), make([]byte, BloomFilterSize), true}})
err := p1.handshake()
if err != nil {
t.FailNow()
}
}
//two light nodes handshake. restriction enabled
func TestTwoLightPeerHandshakeError(t *testing.T) {
w1 := Whisper{}
w1.settings.Store(restrictConnectionBetweenLightClientsIdx, true)
w1.SetLightClientMode(true)
p1 := newPeer(&w1, p2p.NewPeer(enode.ID{}, "test", []p2p.Cap{}), &rwStub{[]interface{}{ProtocolVersion, uint64(123), make([]byte, BloomFilterSize), true}})
err := p1.handshake()
if err == nil {
t.FailNow()
}
}
type rwStub struct {
payload []interface{}
}
func (stub *rwStub) ReadMsg() (p2p.Msg, error) {
size, r, err := rlp.EncodeToReader(stub.payload)
if err != nil {
return p2p.Msg{}, err
}
return p2p.Msg{Code: statusCode, Size: uint32(size), Payload: r}, nil
}
func (stub *rwStub) WriteMsg(m p2p.Msg) error {
return nil
}
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