status-go/wakuv2/message_publishing.go

115 lines
3.1 KiB
Go

package wakuv2
import (
"errors"
"go.uber.org/zap"
"github.com/waku-org/go-waku/waku/v2/api/publish"
"github.com/waku-org/go-waku/waku/v2/protocol"
"github.com/waku-org/go-waku/waku/v2/protocol/pb"
"github.com/waku-org/go-waku/waku/v2/protocol/relay"
gethcommon "github.com/ethereum/go-ethereum/common"
"github.com/status-im/status-go/wakuv2/common"
)
// Send injects a message into the waku send queue, to be distributed in the
// network in the coming cycles.
func (w *Waku) Send(pubsubTopic string, msg *pb.WakuMessage, priority *int) ([]byte, error) {
pubsubTopic = w.GetPubsubTopic(pubsubTopic)
if w.protectedTopicStore != nil {
privKey, err := w.protectedTopicStore.FetchPrivateKey(pubsubTopic)
if err != nil {
return nil, err
}
if privKey != nil {
err = relay.SignMessage(privKey, msg, pubsubTopic)
if err != nil {
return nil, err
}
}
}
envelope := protocol.NewEnvelope(msg, msg.GetTimestamp(), pubsubTopic)
if priority != nil {
err := w.sendQueue.Push(w.ctx, envelope, *priority)
if err != nil {
return nil, err
}
} else {
err := w.sendQueue.Push(w.ctx, envelope)
if err != nil {
return nil, err
}
}
w.poolMu.Lock()
alreadyCached := w.envelopeCache.Has(gethcommon.BytesToHash(envelope.Hash().Bytes()))
w.poolMu.Unlock()
if !alreadyCached {
recvMessage := common.NewReceivedMessage(envelope, common.SendMessageType)
w.postEvent(recvMessage) // notify the local node about the new message
w.addEnvelope(recvMessage)
}
return envelope.Hash().Bytes(), nil
}
func (w *Waku) broadcast() {
for {
var envelope *protocol.Envelope
select {
case envelope = <-w.sendQueue.Pop(w.ctx):
case <-w.ctx.Done():
return
}
w.wg.Add(1)
go w.publishEnvelope(envelope)
}
}
func (w *Waku) publishEnvelope(envelope *protocol.Envelope) {
defer w.wg.Done()
logger := w.logger.With(zap.Stringer("envelopeHash", envelope.Hash()), zap.String("pubsubTopic", envelope.PubsubTopic()), zap.String("contentTopic", envelope.Message().ContentTopic), zap.Int64("timestamp", envelope.Message().GetTimestamp()))
var err error
// only used in testing to simulate going offline
if w.cfg.SkipPublishToTopic {
logger.Info("skipping publish to topic")
err = errors.New("test send failure")
} else {
err = w.messageSender.Send(publish.NewRequest(w.ctx, envelope))
}
if w.statusTelemetryClient != nil {
if err == nil {
w.statusTelemetryClient.PushSentEnvelope(w.ctx, SentEnvelope{Envelope: envelope, PublishMethod: w.messageSender.PublishMethod()})
} else {
w.statusTelemetryClient.PushErrorSendingEnvelope(w.ctx, ErrorSendingEnvelope{Error: err, SentEnvelope: SentEnvelope{Envelope: envelope, PublishMethod: w.messageSender.PublishMethod()}})
}
}
if err != nil {
logger.Error("could not send message", zap.Error(err))
w.SendEnvelopeEvent(common.EnvelopeEvent{
Hash: gethcommon.BytesToHash(envelope.Hash().Bytes()),
Event: common.EventEnvelopeExpired,
})
return
}
if !w.cfg.EnableStoreConfirmationForMessagesSent {
w.SendEnvelopeEvent(common.EnvelopeEvent{
Hash: gethcommon.BytesToHash(envelope.Hash().Bytes()),
Event: common.EventEnvelopeSent,
})
}
}