490 lines
14 KiB
Go
490 lines
14 KiB
Go
package wakuv2
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import (
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"context"
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"crypto/rand"
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"errors"
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"math/big"
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"os"
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"testing"
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"time"
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"github.com/cenkalti/backoff/v3"
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"github.com/ethereum/go-ethereum/common/hexutil"
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"github.com/ethereum/go-ethereum/crypto"
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ethdnsdisc "github.com/ethereum/go-ethereum/p2p/dnsdisc"
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"github.com/ethereum/go-ethereum/p2p/enode"
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"github.com/stretchr/testify/require"
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"golang.org/x/exp/maps"
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"google.golang.org/protobuf/proto"
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"github.com/waku-org/go-waku/waku/v2/dnsdisc"
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"github.com/waku-org/go-waku/waku/v2/protocol/pb"
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"github.com/waku-org/go-waku/waku/v2/protocol/relay"
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"github.com/waku-org/go-waku/waku/v2/protocol/store"
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"github.com/waku-org/go-waku/waku/v2/protocol/subscription"
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"github.com/status-im/status-go/appdatabase"
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"github.com/status-im/status-go/eth-node/types"
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"github.com/status-im/status-go/protocol/tt"
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"github.com/status-im/status-go/t/helpers"
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"github.com/status-im/status-go/wakuv2/common"
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)
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var testENRBootstrap = "enrtree://AL65EKLJAUXKKPG43HVTML5EFFWEZ7L4LOKTLZCLJASG4DSESQZEC@prod.status.nodes.status.im"
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func TestDiscoveryV5(t *testing.T) {
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config := &Config{}
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config.EnableDiscV5 = true
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config.DiscV5BootstrapNodes = []string{testENRBootstrap}
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config.DiscoveryLimit = 20
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w, err := New("", "", config, nil, nil, nil, nil, nil)
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require.NoError(t, err)
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require.NoError(t, w.Start())
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err = tt.RetryWithBackOff(func() error {
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if len(w.Peers()) == 0 {
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return errors.New("no peers discovered")
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}
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return nil
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})
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require.NoError(t, err)
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require.NotEqual(t, 0, len(w.Peers()))
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require.NoError(t, w.Stop())
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}
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func TestRestartDiscoveryV5(t *testing.T) {
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config := &Config{}
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config.EnableDiscV5 = true
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// Use wrong discv5 bootstrap address, to simulate being offline
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config.DiscV5BootstrapNodes = []string{"enrtree://AOGECG2SPND25EEFMAJ5WF3KSGJNSGV356DSTL2YVLLZWIV6SAYBM@1.1.1.2"}
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config.DiscoveryLimit = 20
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config.UDPPort = 9002
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w, err := New("", "", config, nil, nil, nil, nil, nil)
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require.NoError(t, err)
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require.NoError(t, w.Start())
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require.False(t, w.seededBootnodesForDiscV5)
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options := func(b *backoff.ExponentialBackOff) {
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b.MaxElapsedTime = 2 * time.Second
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}
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// Sanity check, not great, but it's probably helpful
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err = tt.RetryWithBackOff(func() error {
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if len(w.Peers()) == 0 {
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return errors.New("no peers discovered")
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}
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return nil
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}, options)
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require.Error(t, err)
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w.discV5BootstrapNodes = []string{testENRBootstrap}
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options = func(b *backoff.ExponentialBackOff) {
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b.MaxElapsedTime = 90 * time.Second
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}
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err = tt.RetryWithBackOff(func() error {
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if len(w.Peers()) == 0 {
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return errors.New("no peers discovered")
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}
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return nil
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}, options)
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require.NoError(t, err)
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require.True(t, w.seededBootnodesForDiscV5)
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require.NotEqual(t, 0, len(w.Peers()))
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require.NoError(t, w.Stop())
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}
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func TestBasicWakuV2(t *testing.T) {
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enrTreeAddress := testENRBootstrap
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envEnrTreeAddress := os.Getenv("ENRTREE_ADDRESS")
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if envEnrTreeAddress != "" {
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enrTreeAddress = envEnrTreeAddress
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}
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config := &Config{}
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config.Port = 0
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config.EnableDiscV5 = true
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config.DiscV5BootstrapNodes = []string{enrTreeAddress}
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config.DiscoveryLimit = 20
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config.WakuNodes = []string{enrTreeAddress}
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w, err := New("", "", config, nil, nil, nil, nil, nil)
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require.NoError(t, err)
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require.NoError(t, w.Start())
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// DNSDiscovery
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ctx, cancel := context.WithTimeout(context.TODO(), 30*time.Second)
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defer cancel()
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discoveredNodes, err := dnsdisc.RetrieveNodes(ctx, enrTreeAddress)
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require.NoError(t, err)
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// Peer used for retrieving history
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r, err := rand.Int(rand.Reader, big.NewInt(int64(len(discoveredNodes))))
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require.NoError(t, err)
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storeNode := discoveredNodes[int(r.Int64())]
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options := func(b *backoff.ExponentialBackOff) {
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b.MaxElapsedTime = 30 * time.Second
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}
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// Sanity check, not great, but it's probably helpful
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err = tt.RetryWithBackOff(func() error {
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if len(w.Peers()) > 2 {
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return errors.New("no peers discovered")
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}
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return nil
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}, options)
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require.NoError(t, err)
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filter := &common.Filter{
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Messages: common.NewMemoryMessageStore(),
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ContentTopics: common.NewTopicSetFromBytes([][]byte{[]byte{1, 2, 3, 4}}),
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}
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_, err = w.Subscribe(filter)
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require.NoError(t, err)
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msgTimestamp := w.timestamp()
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contentTopic := maps.Keys(filter.ContentTopics)[0]
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_, err = w.Send(relay.DefaultWakuTopic, &pb.WakuMessage{
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Payload: []byte{1, 2, 3, 4, 5},
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ContentTopic: contentTopic.ContentTopic(),
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Version: proto.Uint32(0),
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Timestamp: &msgTimestamp,
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})
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require.NoError(t, err)
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time.Sleep(1 * time.Second)
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messages := filter.Retrieve()
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require.Len(t, messages, 1)
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timestampInSeconds := msgTimestamp / int64(time.Second)
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marginInSeconds := 20
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options = func(b *backoff.ExponentialBackOff) {
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b.MaxElapsedTime = 60 * time.Second
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b.InitialInterval = 500 * time.Millisecond
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}
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err = tt.RetryWithBackOff(func() error {
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storeResult, err := w.query(context.Background(), storeNode.PeerID, relay.DefaultWakuTopic, []common.TopicType{contentTopic}, uint64(timestampInSeconds-int64(marginInSeconds)), uint64(timestampInSeconds+int64(marginInSeconds)), []byte{}, []store.HistoryRequestOption{})
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if err != nil || len(storeResult.Messages) == 0 {
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// in case of failure extend timestamp margin up to 40secs
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if marginInSeconds < 40 {
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marginInSeconds += 5
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}
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return errors.New("no messages received from store node")
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}
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return nil
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}, options)
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require.NoError(t, err)
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require.NoError(t, w.Stop())
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}
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type mapResolver map[string]string
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func (mr mapResolver) LookupTXT(ctx context.Context, name string) ([]string, error) {
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if record, ok := mr[name]; ok {
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return []string{record}, nil
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}
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return nil, errors.New("not found")
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}
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var signingKeyForTesting, _ = crypto.ToECDSA(hexutil.MustDecode("0xdc599867fc513f8f5e2c2c9c489cde5e71362d1d9ec6e693e0de063236ed1240"))
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func makeTestTree(domain string, nodes []*enode.Node, links []string) (*ethdnsdisc.Tree, string) {
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tree, err := ethdnsdisc.MakeTree(1, nodes, links)
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if err != nil {
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panic(err)
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}
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url, err := tree.Sign(signingKeyForTesting, domain)
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if err != nil {
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panic(err)
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}
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return tree, url
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}
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func TestPeerExchange(t *testing.T) {
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// start node which serve as PeerExchange server
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config := &Config{}
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config.EnableDiscV5 = true
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config.PeerExchange = true
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pxServerNode, err := New("", "", config, nil, nil, nil, nil, nil)
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require.NoError(t, err)
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require.NoError(t, pxServerNode.Start())
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time.Sleep(1 * time.Second)
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// start node that will be discovered by PeerExchange
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config = &Config{}
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config.EnableDiscV5 = true
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config.DiscV5BootstrapNodes = []string{pxServerNode.node.ENR().String()}
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node, err := New("", "", config, nil, nil, nil, nil, nil)
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require.NoError(t, err)
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require.NoError(t, node.Start())
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time.Sleep(1 * time.Second)
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// start light node which use PeerExchange to discover peers
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enrNodes := []*enode.Node{pxServerNode.node.ENR()}
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tree, url := makeTestTree("n", enrNodes, nil)
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resolver := mapResolver(tree.ToTXT("n"))
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config = &Config{}
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config.PeerExchange = true
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config.LightClient = true
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config.Resolver = resolver
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config.WakuNodes = []string{url}
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lightNode, err := New("", "", config, nil, nil, nil, nil, nil)
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require.NoError(t, err)
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require.NoError(t, lightNode.Start())
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// Sanity check, not great, but it's probably helpful
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options := func(b *backoff.ExponentialBackOff) {
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b.MaxElapsedTime = 30 * time.Second
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}
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err = tt.RetryWithBackOff(func() error {
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if len(lightNode.Peers()) == 2 {
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return nil
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}
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return errors.New("no peers discovered")
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}, options)
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require.NoError(t, err)
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require.NoError(t, lightNode.Stop())
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require.NoError(t, pxServerNode.Stop())
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require.NoError(t, node.Stop())
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}
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func TestWakuV2Filter(t *testing.T) {
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enrTreeAddress := testENRBootstrap
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envEnrTreeAddress := os.Getenv("ENRTREE_ADDRESS")
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if envEnrTreeAddress != "" {
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enrTreeAddress = envEnrTreeAddress
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}
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config := &Config{}
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config.Port = 0
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config.LightClient = true
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config.KeepAliveInterval = 1
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config.MinPeersForFilter = 2
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config.EnableDiscV5 = true
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config.DiscV5BootstrapNodes = []string{enrTreeAddress}
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config.DiscoveryLimit = 20
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config.WakuNodes = []string{enrTreeAddress}
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fleet := "status.test" // Need a name fleet so that LightClient is not set to false
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w, err := New("", fleet, config, nil, nil, nil, nil, nil)
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require.NoError(t, err)
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require.NoError(t, w.Start())
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options := func(b *backoff.ExponentialBackOff) {
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b.MaxElapsedTime = 10 * time.Second
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}
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// Sanity check, not great, but it's probably helpful
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err = tt.RetryWithBackOff(func() error {
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if len(w.Peers()) > 2 {
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return errors.New("no peers discovered")
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}
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return nil
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}, options)
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require.NoError(t, err)
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filter := &common.Filter{
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Messages: common.NewMemoryMessageStore(),
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ContentTopics: common.NewTopicSetFromBytes([][]byte{[]byte{1, 2, 3, 4}}),
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}
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filterID, err := w.Subscribe(filter)
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require.NoError(t, err)
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msgTimestamp := w.timestamp()
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contentTopic := maps.Keys(filter.ContentTopics)[0]
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_, err = w.Send("", &pb.WakuMessage{
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Payload: []byte{1, 2, 3, 4, 5},
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ContentTopic: contentTopic.ContentTopic(),
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Version: proto.Uint32(0),
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Timestamp: &msgTimestamp,
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})
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require.NoError(t, err)
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time.Sleep(15 * time.Second)
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// Ensure there is at least 1 active filter subscription
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subscriptions := w.node.FilterLightnode().Subscriptions()
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require.Greater(t, len(subscriptions), 0)
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// Ensure there are some active peers for this filter subscription
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stats := w.getFilterStats()
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require.Greater(t, len(stats[filterID]), 0)
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messages := filter.Retrieve()
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require.Len(t, messages, 1)
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// Mock peers going down
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isFilterSubAliveBak := w.filterManager.isFilterSubAlive
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w.filterManager.settings.MinPeersForFilter = 0
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w.filterManager.isFilterSubAlive = func(sub *subscription.SubscriptionDetails) error {
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return errors.New("peer down")
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}
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time.Sleep(5 * time.Second)
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// Ensure there are 0 active peers now
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stats = w.getFilterStats()
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require.Len(t, stats[filterID], 0)
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// Reconnect
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w.filterManager.settings.MinPeersForFilter = 2
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w.filterManager.isFilterSubAlive = isFilterSubAliveBak
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time.Sleep(10 * time.Second)
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// Ensure there are some active peers now
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stats = w.getFilterStats()
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require.Greater(t, len(stats[filterID]), 0)
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require.NoError(t, w.Stop())
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}
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func TestWakuV2Store(t *testing.T) {
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// Configuration for the first Waku node
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config1 := &Config{
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Port: 0,
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EnableDiscV5: false,
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DiscoveryLimit: 20,
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EnableStore: false,
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StoreCapacity: 100,
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StoreSeconds: 3600,
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KeepAliveInterval: 10,
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}
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w1PeersCh := make(chan []string, 100) // buffered not to block on the send side
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// Start the first Waku node
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w1, err := New("", "", config1, nil, nil, nil, nil, func(cs types.ConnStatus) {
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w1PeersCh <- maps.Keys(cs.Peers)
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})
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require.NoError(t, err)
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require.NoError(t, w1.Start())
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defer func() {
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require.NoError(t, w1.Stop())
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close(w1PeersCh)
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}()
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// Configuration for the second Waku node
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sql2, err := helpers.SetupTestMemorySQLDB(appdatabase.DbInitializer{})
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require.NoError(t, err)
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config2 := &Config{
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Port: 0,
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EnableDiscV5: false,
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DiscoveryLimit: 20,
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EnableStore: true,
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StoreCapacity: 100,
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StoreSeconds: 3600,
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KeepAliveInterval: 10,
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}
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// Start the second Waku node
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w2, err := New("", "", config2, nil, sql2, nil, nil, nil)
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require.NoError(t, err)
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require.NoError(t, w2.Start())
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w2EnvelopeCh := make(chan common.EnvelopeEvent, 100)
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w2.SubscribeEnvelopeEvents(w2EnvelopeCh)
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defer func() {
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require.NoError(t, w2.Stop())
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close(w2EnvelopeCh)
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}()
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// Connect the two nodes directly
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peer2Addr := w2.node.ListenAddresses()[0].String()
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err = w1.node.DialPeer(context.Background(), peer2Addr)
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require.NoError(t, err)
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waitForPeerConnection(t, w2.node.ID(), w1PeersCh)
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// Create a filter for the second node to catch messages
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filter := &common.Filter{
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Messages: common.NewMemoryMessageStore(),
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ContentTopics: common.NewTopicSetFromBytes([][]byte{{1, 2, 3, 4}}),
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}
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_, err = w2.Subscribe(filter)
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require.NoError(t, err)
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// Send a message from the first node
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msgTimestamp := w1.CurrentTime().UnixNano()
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contentTopic := maps.Keys(filter.ContentTopics)[0]
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_, err = w1.Send(relay.DefaultWakuTopic, &pb.WakuMessage{
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Payload: []byte{1, 2, 3, 4, 5},
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ContentTopic: contentTopic.ContentTopic(),
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Version: proto.Uint32(0),
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Timestamp: &msgTimestamp,
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})
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require.NoError(t, err)
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waitForEnvelope(t, contentTopic.ContentTopic(), w2EnvelopeCh)
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// Retrieve the message from the second node's filter
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messages := filter.Retrieve()
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require.Len(t, messages, 1)
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timestampInSeconds := msgTimestamp / int64(time.Second)
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marginInSeconds := 5
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// Query the second node's store for the message
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storeResult, err := w1.query(context.Background(), w2.node.Host().ID(), relay.DefaultWakuTopic, []common.TopicType{contentTopic}, uint64(timestampInSeconds-int64(marginInSeconds)), uint64(timestampInSeconds+int64(marginInSeconds)), []byte{}, []store.HistoryRequestOption{})
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require.NoError(t, err)
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require.True(t, len(storeResult.Messages) > 0, "no messages received from store node")
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}
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func waitForPeerConnection(t *testing.T, peerID string, peerCh chan []string) {
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ctx, cancel := context.WithTimeout(context.Background(), 2*time.Second)
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defer cancel()
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for {
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select {
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case peers := <-peerCh:
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for _, p := range peers {
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if p == peerID {
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return
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}
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}
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case <-ctx.Done():
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require.Fail(t, "timed out waiting for peer "+peerID)
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return
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}
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}
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}
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func waitForEnvelope(t *testing.T, contentTopic string, envCh chan common.EnvelopeEvent) {
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ctx, cancel := context.WithTimeout(context.Background(), 2*time.Second)
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defer cancel()
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for {
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select {
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case env := <-envCh:
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if env.Topic.ContentTopic() == contentTopic {
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return
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}
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case <-ctx.Done():
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require.Fail(t, "timed out waiting for envelope's topic "+contentTopic)
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return
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}
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}
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}
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