status-go/wakuv2/waku_test.go

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package wakuv2
import (
"context"
"crypto/rand"
"errors"
"math/big"
"os"
"testing"
"time"
"github.com/cenkalti/backoff/v3"
"github.com/stretchr/testify/require"
"golang.org/x/exp/maps"
"github.com/waku-org/go-waku/waku/v2/dnsdisc"
"github.com/waku-org/go-waku/waku/v2/protocol/pb"
"github.com/waku-org/go-waku/waku/v2/protocol/relay"
"github.com/waku-org/go-waku/waku/v2/protocol/store"
"github.com/waku-org/go-waku/waku/v2/protocol/subscription"
"github.com/status-im/status-go/protocol/tt"
"github.com/status-im/status-go/wakuv2/common"
)
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var testENRBootstrap = "enrtree://AL65EKLJAUXKKPG43HVTML5EFFWEZ7L4LOKTLZCLJASG4DSESQZEC@prod.status.nodes.status.im"
func TestDiscoveryV5(t *testing.T) {
config := &Config{}
config.EnableDiscV5 = true
config.DiscV5BootstrapNodes = []string{testENRBootstrap}
config.DiscoveryLimit = 20
config.UDPPort = 9001
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w, err := New("", "", config, nil, nil, nil, nil, nil)
require.NoError(t, err)
require.NoError(t, w.Start())
err = tt.RetryWithBackOff(func() error {
if len(w.Peers()) == 0 {
return errors.New("no peers discovered")
}
return nil
})
require.NoError(t, err)
require.NotEqual(t, 0, len(w.Peers()))
require.NoError(t, w.Stop())
}
func TestRestartDiscoveryV5(t *testing.T) {
config := &Config{}
config.EnableDiscV5 = true
// Use wrong discv5 bootstrap address, to simulate being offline
config.DiscV5BootstrapNodes = []string{"enrtree://AOGECG2SPND25EEFMAJ5WF3KSGJNSGV356DSTL2YVLLZWIV6SAYBM@1.1.1.2"}
config.DiscoveryLimit = 20
config.UDPPort = 9002
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w, err := New("", "", config, nil, nil, nil, nil, nil)
require.NoError(t, err)
require.NoError(t, w.Start())
require.False(t, w.seededBootnodesForDiscV5)
options := func(b *backoff.ExponentialBackOff) {
b.MaxElapsedTime = 2 * time.Second
}
// Sanity check, not great, but it's probably helpful
err = tt.RetryWithBackOff(func() error {
if len(w.Peers()) == 0 {
return errors.New("no peers discovered")
}
return nil
}, options)
require.Error(t, err)
w.discV5BootstrapNodes = []string{testENRBootstrap}
options = func(b *backoff.ExponentialBackOff) {
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b.MaxElapsedTime = 90 * time.Second
}
err = tt.RetryWithBackOff(func() error {
if len(w.Peers()) == 0 {
return errors.New("no peers discovered")
}
return nil
}, options)
require.NoError(t, err)
require.True(t, w.seededBootnodesForDiscV5)
require.NotEqual(t, 0, len(w.Peers()))
require.NoError(t, w.Stop())
}
func TestBasicWakuV2(t *testing.T) {
enrTreeAddress := testENRBootstrap
envEnrTreeAddress := os.Getenv("ENRTREE_ADDRESS")
if envEnrTreeAddress != "" {
enrTreeAddress = envEnrTreeAddress
}
config := &Config{}
config.Port = 0
config.EnableDiscV5 = true
config.DiscV5BootstrapNodes = []string{enrTreeAddress}
config.DiscoveryLimit = 20
config.WakuNodes = []string{enrTreeAddress}
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w, err := New("", "", config, nil, nil, nil, nil, nil)
require.NoError(t, err)
require.NoError(t, w.Start())
// DNSDiscovery
ctx, cancel := context.WithTimeout(context.TODO(), 30*time.Second)
defer cancel()
discoveredNodes, err := dnsdisc.RetrieveNodes(ctx, enrTreeAddress)
require.NoError(t, err)
// Peer used for retrieving history
r, err := rand.Int(rand.Reader, big.NewInt(int64(len(discoveredNodes))))
require.NoError(t, err)
storeNode := discoveredNodes[int(r.Int64())]
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options := func(b *backoff.ExponentialBackOff) {
b.MaxElapsedTime = 30 * time.Second
}
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// Sanity check, not great, but it's probably helpful
err = tt.RetryWithBackOff(func() error {
if len(w.Peers()) > 2 {
return errors.New("no peers discovered")
}
return nil
}, options)
require.NoError(t, err)
filter := &common.Filter{
Messages: common.NewMemoryMessageStore(),
ContentTopics: common.NewTopicSetFromBytes([][]byte{[]byte{1, 2, 3, 4}}),
}
_, err = w.Subscribe(filter)
require.NoError(t, err)
msgTimestamp := w.timestamp()
contentTopic := maps.Keys(filter.ContentTopics)[0]
_, err = w.Send(relay.DefaultWakuTopic, &pb.WakuMessage{
Payload: []byte{1, 2, 3, 4, 5},
ContentTopic: contentTopic.ContentTopic(),
Version: 0,
Timestamp: msgTimestamp,
})
require.NoError(t, err)
time.Sleep(1 * time.Second)
messages := filter.Retrieve()
require.Len(t, messages, 1)
timestampInSeconds := msgTimestamp / int64(time.Second)
marginInSeconds := 20
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options = func(b *backoff.ExponentialBackOff) {
b.MaxElapsedTime = 60 * time.Second
b.InitialInterval = 500 * time.Millisecond
}
err = tt.RetryWithBackOff(func() error {
storeResult, err := w.query(context.Background(), storeNode.PeerID, relay.DefaultWakuTopic, []common.TopicType{contentTopic}, uint64(timestampInSeconds-int64(marginInSeconds)), uint64(timestampInSeconds+int64(marginInSeconds)), []store.HistoryRequestOption{})
if err != nil || len(storeResult.Messages) == 0 {
// in case of failure extend timestamp margin up to 40secs
if marginInSeconds < 40 {
marginInSeconds += 5
}
return errors.New("no messages received from store node")
}
return nil
}, options)
require.NoError(t, err)
require.NoError(t, w.Stop())
}
func TestWakuV2Filter(t *testing.T) {
enrTreeAddress := testENRBootstrap
envEnrTreeAddress := os.Getenv("ENRTREE_ADDRESS")
if envEnrTreeAddress != "" {
enrTreeAddress = envEnrTreeAddress
}
config := &Config{}
config.Port = 0
config.LightClient = true
config.KeepAliveInterval = 1
config.MinPeersForFilter = 2
config.EnableDiscV5 = true
config.DiscV5BootstrapNodes = []string{enrTreeAddress}
config.DiscoveryLimit = 20
config.UDPPort = 9001
config.WakuNodes = []string{enrTreeAddress}
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)
require.NoError(t, err)
require.NoError(t, w.Start())
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options := func(b *backoff.ExponentialBackOff) {
b.MaxElapsedTime = 10 * time.Second
}
// Sanity check, not great, but it's probably helpful
err = tt.RetryWithBackOff(func() error {
if len(w.Peers()) > 2 {
return errors.New("no peers discovered")
}
return nil
}, options)
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require.NoError(t, err)
filter := &common.Filter{
Messages: common.NewMemoryMessageStore(),
ContentTopics: common.NewTopicSetFromBytes([][]byte{[]byte{1, 2, 3, 4}}),
}
filterID, err := w.Subscribe(filter)
require.NoError(t, err)
msgTimestamp := w.timestamp()
contentTopic := maps.Keys(filter.ContentTopics)[0]
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_, err = w.Send("", &pb.WakuMessage{
Payload: []byte{1, 2, 3, 4, 5},
ContentTopic: contentTopic.ContentTopic(),
Version: 0,
Timestamp: msgTimestamp,
})
require.NoError(t, err)
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time.Sleep(15 * time.Second)
// Ensure there is at least 1 active filter subscription
subscriptions := w.node.FilterLightnode().Subscriptions()
require.Greater(t, len(subscriptions), 0)
// Ensure there are some active peers for this filter subscription
stats := w.getFilterStats()
require.Greater(t, len(stats[filterID]), 0)
messages := filter.Retrieve()
require.Len(t, messages, 1)
// Mock peers going down
isFilterSubAliveBak := w.filterManager.isFilterSubAlive
w.filterManager.settings.MinPeersForFilter = 0
w.filterManager.isFilterSubAlive = func(sub *subscription.SubscriptionDetails) error {
return errors.New("peer down")
}
time.Sleep(5 * time.Second)
// Ensure there are 0 active peers now
stats = w.getFilterStats()
require.Len(t, stats[filterID], 0)
// Reconnect
w.filterManager.settings.MinPeersForFilter = 2
w.filterManager.isFilterSubAlive = isFilterSubAliveBak
time.Sleep(10 * time.Second)
// Ensure there are some active peers now
stats = w.getFilterStats()
require.Greater(t, len(stats[filterID]), 0)
require.NoError(t, w.Stop())
}