seaweedfs/weed/mq/client/pub_client/publish.go
2024-01-05 15:14:25 -08:00

42 lines
1.4 KiB
Go

package pub_client
import (
"fmt"
"github.com/seaweedfs/seaweedfs/weed/mq/pub_balancer"
"github.com/seaweedfs/seaweedfs/weed/pb/mq_pb"
"github.com/seaweedfs/seaweedfs/weed/util"
)
func (p *TopicPublisher) Publish(key, value []byte) error {
hashKey := util.HashToInt32(key) % pub_balancer.MaxPartitionCount
if hashKey < 0 {
hashKey = -hashKey
}
publishClient, found := p.partition2Broker.Floor(hashKey, hashKey)
if !found {
return fmt.Errorf("no broker found for key %d", hashKey)
}
p.Lock()
defer p.Unlock()
// dead lock here
//google.golang.org/grpc/internal/transport.(*writeQuota).get(flowcontrol.go:59)
//google.golang.org/grpc/internal/transport.(*http2Client).Write(http2_client.go:1047)
//google.golang.org/grpc.(*csAttempt).sendMsg(stream.go:1040)
//google.golang.org/grpc.(*clientStream).SendMsg.func2(stream.go:892)
//google.golang.org/grpc.(*clientStream).withRetry(stream.go:752)
//google.golang.org/grpc.(*clientStream).SendMsg(stream.go:894)
//github.com/seaweedfs/seaweedfs/weed/pb/mq_pb.(*seaweedMessagingPublishClient).Send(mq_grpc.pb.go:141)
//github.com/seaweedfs/seaweedfs/weed/mq/client/pub_client.(*TopicPublisher).Publish(publish.go:19)
if err := publishClient.Send(&mq_pb.PublishMessageRequest{
Message: &mq_pb.PublishMessageRequest_Data{
Data: &mq_pb.DataMessage{
Key: key,
Value: value,
},
},
}); err != nil {
return fmt.Errorf("send publish request: %v", err)
}
return nil
}