mirror of https://github.com/poanetwork/quorum.git
708 lines
16 KiB
Go
708 lines
16 KiB
Go
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// Copyright 2016 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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package whisperv5
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import (
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"math/big"
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"math/rand"
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"testing"
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"time"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/crypto"
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)
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var seed int64
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// InitSingleTest should be called in the beginning of every
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// test, which uses RNG, in order to make the tests
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// reproduciblity independent of their sequence.
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func InitSingleTest() {
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seed = time.Now().Unix()
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rand.Seed(seed)
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}
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func InitDebugTest(i int64) {
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seed = i
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rand.Seed(seed)
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}
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type FilterTestCase struct {
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f *Filter
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id int
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alive bool
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msgCnt int
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}
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func generateFilter(x *testing.T, symmetric bool) (*Filter, error) {
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var f Filter
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f.Messages = make(map[common.Hash]*ReceivedMessage)
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const topicNum = 8
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f.Topics = make([]TopicType, topicNum)
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for i := 0; i < topicNum; i++ {
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randomize(f.Topics[i][:])
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f.Topics[i][0] = 0x01
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}
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key, err := crypto.GenerateKey()
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if err != nil {
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x.Errorf("generateFilter failed 1 with seed %d.", seed)
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return nil, err
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}
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f.Src = &key.PublicKey
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if symmetric {
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f.KeySym = make([]byte, 12)
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randomize(f.KeySym)
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f.SymKeyHash = crypto.Keccak256Hash(f.KeySym)
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} else {
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f.KeyAsym, err = crypto.GenerateKey()
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if err != nil {
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x.Errorf("generateFilter failed 2 with seed %d.", seed)
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return nil, err
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}
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}
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// AcceptP2P & PoW are not set
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return &f, nil
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}
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func generateTestCases(x *testing.T, SizeTestFilters int) []FilterTestCase {
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cases := make([]FilterTestCase, SizeTestFilters)
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for i := 0; i < SizeTestFilters; i++ {
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f, _ := generateFilter(x, true)
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cases[i].f = f
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cases[i].alive = (rand.Int()&int(1) == 0)
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}
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return cases
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}
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func TestInstallFilters(x *testing.T) {
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InitSingleTest()
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const SizeTestFilters = 256
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w := NewWhisper(nil)
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filters := NewFilters(w)
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tst := generateTestCases(x, SizeTestFilters)
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var j int
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for i := 0; i < SizeTestFilters; i++ {
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j = filters.Install(tst[i].f)
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tst[i].id = j
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}
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if j < SizeTestFilters-1 {
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x.Errorf("seed %d: wrong index %d", seed, j)
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return
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}
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for _, t := range tst {
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if !t.alive {
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filters.Uninstall(t.id)
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}
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}
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for i, t := range tst {
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fil := filters.Get(t.id)
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exist := (fil != nil)
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if exist != t.alive {
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x.Errorf("seed %d: failed alive: %d, %v, %v", seed, i, exist, t.alive)
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return
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}
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if exist && fil.PoW != t.f.PoW {
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x.Errorf("seed %d: failed Get: %d, %v, %v", seed, i, exist, t.alive)
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return
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}
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}
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}
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func TestComparePubKey(x *testing.T) {
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InitSingleTest()
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key1, err := crypto.GenerateKey()
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if err != nil {
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x.Errorf("failed GenerateKey 1 with seed %d: %s.", seed, err)
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return
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}
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key2, err := crypto.GenerateKey()
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if err != nil {
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x.Errorf("failed GenerateKey 2 with seed %d: %s.", seed, err)
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return
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}
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if isPubKeyEqual(&key1.PublicKey, &key2.PublicKey) {
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x.Errorf("failed !equal with seed %d.", seed)
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return
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}
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// generate key3 == key1
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rand.Seed(seed)
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key3, err := crypto.GenerateKey()
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if err != nil {
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x.Errorf("failed GenerateKey 3 with seed %d: %s.", seed, err)
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return
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}
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if isPubKeyEqual(&key1.PublicKey, &key3.PublicKey) {
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x.Errorf("failed equal with seed %d.", seed)
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return
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}
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}
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func TestMatchEnvelope(x *testing.T) {
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InitSingleTest()
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fsym, err := generateFilter(x, true)
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if err != nil {
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x.Errorf("failed generateFilter 1 with seed %d: %s.", seed, err)
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return
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}
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fasym, err := generateFilter(x, false)
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if err != nil {
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x.Errorf("failed generateFilter 2 with seed %d: %s.", seed, err)
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return
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}
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params, err := generateMessageParams()
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if err != nil {
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x.Errorf("failed generateMessageParams 3 with seed %d: %s.", seed, err)
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return
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}
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params.Topic[0] = 0xFF // ensure mismatch
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// mismatch with pseudo-random data
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msg := NewSentMessage(params)
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env, err := msg.Wrap(params)
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if err != nil {
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x.Errorf("failed Wrap 4 with seed %d: %s.", seed, err)
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return
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}
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match := fsym.MatchEnvelope(env)
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if match {
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x.Errorf("failed test case 5 with seed %d.", seed)
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return
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}
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match = fasym.MatchEnvelope(env)
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if match {
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x.Errorf("failed test case 6 with seed %d.", seed)
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return
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}
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// encrypt symmetrically
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i := rand.Int() % 4
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fsym.Topics[i] = params.Topic
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fasym.Topics[i] = params.Topic
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msg = NewSentMessage(params)
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env, err = msg.Wrap(params)
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if err != nil {
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x.Errorf("failed test case 7 with seed %d, test case 3: %s.", seed, err)
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return
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}
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// symmetric + matching topic: match
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match = fsym.MatchEnvelope(env)
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if !match {
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x.Errorf("failed test case 8 with seed %d.", seed)
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return
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}
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// asymmetric + matching topic: mismatch
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match = fasym.MatchEnvelope(env)
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if match {
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x.Errorf("failed test case 9 with seed %d.", seed)
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return
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}
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// symmetric + matching topic + insufficient PoW: mismatch
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fsym.PoW = env.PoW() + 1.0
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match = fsym.MatchEnvelope(env)
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if match {
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x.Errorf("failed test case 10 with seed %d.", seed)
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return
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}
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// symmetric + matching topic + sufficient PoW: match
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fsym.PoW = env.PoW() / 2
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match = fsym.MatchEnvelope(env)
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if !match {
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x.Errorf("failed test case 11 with seed %d.", seed)
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return
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}
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// symmetric + topics are nil: mismatch
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prevTopics := fsym.Topics
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fsym.Topics = nil
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match = fasym.MatchEnvelope(env)
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if match {
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x.Errorf("failed test case 12 with seed %d.", seed)
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return
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}
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fsym.Topics = prevTopics
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// encrypt asymmetrically
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key, err := crypto.GenerateKey()
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if err != nil {
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x.Errorf("failed GenerateKey 13 with seed %d: %s.", seed, err)
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return
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}
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params.KeySym = nil
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params.Dst = &key.PublicKey
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msg = NewSentMessage(params)
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env, err = msg.Wrap(params)
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if err != nil {
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x.Errorf("failed test case 14 with seed %d, test case 3: %s.", seed, err)
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return
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}
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// encryption method mismatch
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match = fsym.MatchEnvelope(env)
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if match {
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x.Errorf("failed test case 15 with seed %d.", seed)
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return
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}
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// asymmetric + mismatching topic: mismatch
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match = fasym.MatchEnvelope(env)
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if !match {
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x.Errorf("failed test case 16 with seed %d.", seed)
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return
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}
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// asymmetric + matching topic: match
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fasym.Topics[i] = fasym.Topics[i+1]
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match = fasym.MatchEnvelope(env)
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if match {
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x.Errorf("failed test case 17 with seed %d.", seed)
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return
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}
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// asymmetric + topic is nil (wildcard): match
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fasym.Topics = nil
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match = fasym.MatchEnvelope(env)
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if !match {
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x.Errorf("failed test case 18 with seed %d.", seed)
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return
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}
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// asymmetric + insufficient PoW: mismatch
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fasym.PoW = env.PoW() + 1.0
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match = fasym.MatchEnvelope(env)
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if match {
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x.Errorf("failed test case 19 with seed %d.", seed)
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return
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}
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// asymmetric + sufficient PoW: match
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fasym.PoW = env.PoW() / 2
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match = fasym.MatchEnvelope(env)
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if !match {
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x.Errorf("failed test case 20 with seed %d.", seed)
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return
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}
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}
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func TestMatchMessageSym(x *testing.T) {
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InitSingleTest()
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params, err := generateMessageParams()
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if err != nil {
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x.Errorf("failed generateMessageParams with seed %d: %s.", seed, err)
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return
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}
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f, err := generateFilter(x, true)
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if err != nil {
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x.Errorf("failed generateFilter 1 with seed %d: %s.", seed, err)
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return
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}
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const index = 1
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params.KeySym = f.KeySym
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params.Topic = f.Topics[index]
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sentMessage := NewSentMessage(params)
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env, err := sentMessage.Wrap(params)
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if err != nil {
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x.Errorf("failed Wrap 2 with seed %d: %s.", seed, err)
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return
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}
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msg := env.Open(f)
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if msg == nil {
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x.Errorf("failed to open 3 with seed %d.", seed)
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return
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}
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// Src mismatch
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if f.MatchMessage(msg) {
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x.Errorf("failed test case 4 with seed %d.", seed)
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return
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}
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// Src: match
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*f.Src.X = *params.Src.PublicKey.X
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*f.Src.Y = *params.Src.PublicKey.Y
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if !f.MatchMessage(msg) {
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x.Errorf("failed test case 5 with seed %d.", seed)
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return
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}
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// insufficient PoW: mismatch
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f.PoW = msg.PoW + 1.0
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if f.MatchMessage(msg) {
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x.Errorf("failed test case 6 with seed %d.", seed)
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return
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}
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// sufficient PoW: match
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f.PoW = msg.PoW / 2
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if !f.MatchMessage(msg) {
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x.Errorf("failed test case 7 with seed %d.", seed)
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return
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}
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// topic mismatch
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f.Topics[index][0]++
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if f.MatchMessage(msg) {
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x.Errorf("failed test case 8 with seed %d.", seed)
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return
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}
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f.Topics[index][0]--
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// key mismatch
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f.SymKeyHash[0]++
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if f.MatchMessage(msg) {
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x.Errorf("failed test case 9 with seed %d.", seed)
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return
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}
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f.SymKeyHash[0]--
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// Src absent: match
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f.Src = nil
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if !f.MatchMessage(msg) {
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x.Errorf("failed test case 10 with seed %d.", seed)
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return
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}
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// key hash mismatch mismatch
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h := f.SymKeyHash
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f.SymKeyHash = common.Hash{}
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if f.MatchMessage(msg) {
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x.Errorf("failed test case 11 with seed %d.", seed)
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return
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}
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f.SymKeyHash = h
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if !f.MatchMessage(msg) {
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x.Errorf("failed test case 12 with seed %d.", seed)
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return
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}
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// encryption method mismatch
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f.KeySym = nil
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f.KeyAsym, err = crypto.GenerateKey()
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if err != nil {
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x.Errorf("failed GenerateKey 13 with seed %d: %s.", seed, err)
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return
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}
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if f.MatchMessage(msg) {
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x.Errorf("failed test case 14 with seed %d.", seed)
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return
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}
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}
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func TestMatchMessageAsym(x *testing.T) {
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InitSingleTest()
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f, err := generateFilter(x, false)
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if err != nil {
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x.Errorf("failed generateFilter with seed %d: %s.", seed, err)
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return
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}
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params, err := generateMessageParams()
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if err != nil {
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x.Errorf("failed generateMessageParams with seed %d: %s.", seed, err)
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return
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}
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const index = 1
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params.Topic = f.Topics[index]
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params.Dst = &f.KeyAsym.PublicKey
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keySymOrig := params.KeySym
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params.KeySym = nil
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sentMessage := NewSentMessage(params)
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env, err := sentMessage.Wrap(params)
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if err != nil {
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x.Errorf("failed Wrap with seed %d: %s.", seed, err)
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return
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}
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msg := env.Open(f)
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if msg == nil {
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x.Errorf("failed to open with seed %d.", seed)
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return
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}
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// Src mismatch
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if f.MatchMessage(msg) {
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x.Errorf("failed test case 4 with seed %d.", seed)
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return
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}
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// Src: match
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*f.Src.X = *params.Src.PublicKey.X
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*f.Src.Y = *params.Src.PublicKey.Y
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||
|
if !f.MatchMessage(msg) {
|
||
|
x.Errorf("failed test case 5 with seed %d.", seed)
|
||
|
return
|
||
|
}
|
||
|
|
||
|
// insufficient PoW: mismatch
|
||
|
f.PoW = msg.PoW + 1.0
|
||
|
if f.MatchMessage(msg) {
|
||
|
x.Errorf("failed test case 6 with seed %d.", seed)
|
||
|
return
|
||
|
}
|
||
|
|
||
|
// sufficient PoW: match
|
||
|
f.PoW = msg.PoW / 2
|
||
|
if !f.MatchMessage(msg) {
|
||
|
x.Errorf("failed test case 7 with seed %d.", seed)
|
||
|
return
|
||
|
}
|
||
|
|
||
|
// topic mismatch, but still match, because for asymmetric encryption
|
||
|
// only private key matters (in case the message is already decrypted)
|
||
|
f.Topics[index][0]++
|
||
|
if !f.MatchMessage(msg) {
|
||
|
x.Errorf("failed test case 8 with seed %d.", seed)
|
||
|
return
|
||
|
}
|
||
|
f.Topics[index][0]--
|
||
|
|
||
|
// key mismatch
|
||
|
prev := *f.KeyAsym.PublicKey.X
|
||
|
zero := *big.NewInt(0)
|
||
|
*f.KeyAsym.PublicKey.X = zero
|
||
|
if f.MatchMessage(msg) {
|
||
|
x.Errorf("failed test case 9 with seed %d.", seed)
|
||
|
return
|
||
|
}
|
||
|
*f.KeyAsym.PublicKey.X = prev
|
||
|
|
||
|
// Src absent: match
|
||
|
f.Src = nil
|
||
|
if !f.MatchMessage(msg) {
|
||
|
x.Errorf("failed test case 10 with seed %d.", seed)
|
||
|
return
|
||
|
}
|
||
|
|
||
|
// encryption method mismatch
|
||
|
f.KeySym = keySymOrig
|
||
|
f.KeyAsym = nil
|
||
|
if f.MatchMessage(msg) {
|
||
|
x.Errorf("failed test case 11 with seed %d.", seed)
|
||
|
return
|
||
|
}
|
||
|
}
|
||
|
|
||
|
func cloneFilter(orig *Filter) *Filter {
|
||
|
var clone Filter
|
||
|
clone.Messages = make(map[common.Hash]*ReceivedMessage)
|
||
|
clone.Src = orig.Src
|
||
|
clone.KeyAsym = orig.KeyAsym
|
||
|
clone.KeySym = orig.KeySym
|
||
|
clone.Topics = orig.Topics
|
||
|
clone.PoW = orig.PoW
|
||
|
clone.AcceptP2P = orig.AcceptP2P
|
||
|
clone.SymKeyHash = orig.SymKeyHash
|
||
|
return &clone
|
||
|
}
|
||
|
|
||
|
func generateCompatibeEnvelope(x *testing.T, f *Filter) *Envelope {
|
||
|
params, err := generateMessageParams()
|
||
|
if err != nil {
|
||
|
x.Errorf("failed generateMessageParams 77 with seed %d: %s.", seed, err)
|
||
|
return nil
|
||
|
}
|
||
|
|
||
|
params.KeySym = f.KeySym
|
||
|
params.Topic = f.Topics[2]
|
||
|
sentMessage := NewSentMessage(params)
|
||
|
env, err := sentMessage.Wrap(params)
|
||
|
if err != nil {
|
||
|
x.Errorf("failed Wrap 78 with seed %d: %s.", seed, err)
|
||
|
return nil
|
||
|
}
|
||
|
return env
|
||
|
}
|
||
|
|
||
|
func TestWatchers(x *testing.T) {
|
||
|
InitSingleTest()
|
||
|
|
||
|
const NumFilters = 16
|
||
|
const NumMessages = 256
|
||
|
var i, j int
|
||
|
var e *Envelope
|
||
|
|
||
|
w := NewWhisper(nil)
|
||
|
filters := NewFilters(w)
|
||
|
tst := generateTestCases(x, NumFilters)
|
||
|
for i = 0; i < NumFilters; i++ {
|
||
|
tst[i].f.Src = nil
|
||
|
j = filters.Install(tst[i].f)
|
||
|
tst[i].id = j
|
||
|
}
|
||
|
|
||
|
last := j
|
||
|
|
||
|
var envelopes [NumMessages]*Envelope
|
||
|
for i = 0; i < NumMessages; i++ {
|
||
|
j = rand.Int() % NumFilters
|
||
|
e = generateCompatibeEnvelope(x, tst[j].f)
|
||
|
envelopes[i] = e
|
||
|
tst[j].msgCnt++
|
||
|
}
|
||
|
|
||
|
for i = 0; i < NumMessages; i++ {
|
||
|
filters.NotifyWatchers(envelopes[i], messagesCode)
|
||
|
}
|
||
|
|
||
|
var total int
|
||
|
var mail []*ReceivedMessage
|
||
|
var count [NumFilters]int
|
||
|
|
||
|
for i = 0; i < NumFilters; i++ {
|
||
|
mail = tst[i].f.Retrieve()
|
||
|
count[i] = len(mail)
|
||
|
total += len(mail)
|
||
|
}
|
||
|
|
||
|
if total != NumMessages {
|
||
|
x.Errorf("failed test case 1 with seed %d: total = %d, want: %d.", seed, total, NumMessages)
|
||
|
return
|
||
|
}
|
||
|
|
||
|
for i = 0; i < NumFilters; i++ {
|
||
|
mail = tst[i].f.Retrieve()
|
||
|
if len(mail) != 0 {
|
||
|
x.Errorf("failed test case 2 with seed %d: i = %d.", seed, i)
|
||
|
return
|
||
|
}
|
||
|
|
||
|
if tst[i].msgCnt != count[i] {
|
||
|
x.Errorf("failed test case 3 with seed %d: i = %d, get %d, want %d.", seed, i, tst[i].msgCnt, count[i])
|
||
|
return
|
||
|
}
|
||
|
}
|
||
|
|
||
|
// another round with a cloned filter
|
||
|
|
||
|
clone := cloneFilter(tst[0].f)
|
||
|
filters.Uninstall(last)
|
||
|
total = 0
|
||
|
last = NumFilters - 1
|
||
|
tst[last].f = clone
|
||
|
filters.Install(clone)
|
||
|
for i = 0; i < NumFilters; i++ {
|
||
|
tst[i].msgCnt = 0
|
||
|
count[i] = 0
|
||
|
}
|
||
|
|
||
|
// make sure that the first watcher receives at least one message
|
||
|
e = generateCompatibeEnvelope(x, tst[0].f)
|
||
|
envelopes[0] = e
|
||
|
tst[0].msgCnt++
|
||
|
for i = 1; i < NumMessages; i++ {
|
||
|
j = rand.Int() % NumFilters
|
||
|
e = generateCompatibeEnvelope(x, tst[j].f)
|
||
|
envelopes[i] = e
|
||
|
tst[j].msgCnt++
|
||
|
}
|
||
|
|
||
|
for i = 0; i < NumMessages; i++ {
|
||
|
filters.NotifyWatchers(envelopes[i], messagesCode)
|
||
|
}
|
||
|
|
||
|
for i = 0; i < NumFilters; i++ {
|
||
|
mail = tst[i].f.Retrieve()
|
||
|
count[i] = len(mail)
|
||
|
total += len(mail)
|
||
|
}
|
||
|
|
||
|
combined := tst[0].msgCnt + tst[last].msgCnt
|
||
|
if total != NumMessages+count[0] {
|
||
|
x.Errorf("failed test case 4 with seed %d: total = %d, count[0] = %d.", seed, total, count[0])
|
||
|
return
|
||
|
}
|
||
|
|
||
|
if combined != count[0] {
|
||
|
x.Errorf("failed test case 5 with seed %d: combined = %d, count[0] = %d.", seed, combined, count[0])
|
||
|
return
|
||
|
}
|
||
|
|
||
|
if combined != count[last] {
|
||
|
x.Errorf("failed test case 6 with seed %d: combined = %d, count[last] = %d.", seed, combined, count[last])
|
||
|
return
|
||
|
}
|
||
|
|
||
|
for i = 1; i < NumFilters-1; i++ {
|
||
|
mail = tst[i].f.Retrieve()
|
||
|
if len(mail) != 0 {
|
||
|
x.Errorf("failed test case 7 with seed %d: i = %d.", seed, i)
|
||
|
return
|
||
|
}
|
||
|
|
||
|
if tst[i].msgCnt != count[i] {
|
||
|
x.Errorf("failed test case 8 with seed %d: i = %d, get %d, want %d.", seed, i, tst[i].msgCnt, count[i])
|
||
|
return
|
||
|
}
|
||
|
}
|
||
|
|
||
|
// test AcceptP2P
|
||
|
|
||
|
total = 0
|
||
|
filters.NotifyWatchers(envelopes[0], p2pCode)
|
||
|
|
||
|
for i = 0; i < NumFilters; i++ {
|
||
|
mail = tst[i].f.Retrieve()
|
||
|
total += len(mail)
|
||
|
}
|
||
|
|
||
|
if total != 0 {
|
||
|
x.Errorf("failed test case 9 with seed %d.", seed)
|
||
|
return
|
||
|
}
|
||
|
|
||
|
f := filters.Get(0)
|
||
|
f.AcceptP2P = true
|
||
|
total = 0
|
||
|
filters.NotifyWatchers(envelopes[0], p2pCode)
|
||
|
|
||
|
for i = 0; i < NumFilters; i++ {
|
||
|
mail = tst[i].f.Retrieve()
|
||
|
total += len(mail)
|
||
|
}
|
||
|
|
||
|
if total != 1 {
|
||
|
x.Errorf("failed test case 10 with seed %d: total = %d.", seed, total)
|
||
|
return
|
||
|
}
|
||
|
}
|