From 4d6c18d86f07ee35625f207c94539727944a8776 Mon Sep 17 00:00:00 2001 From: chrislu Date: Sun, 27 Aug 2023 17:50:59 -0700 Subject: [PATCH] pub sub initial tests --- weed/Makefile | 4 + weed/mq/broker/broker_grpc_admin.go | 2 +- weed/mq/broker/broker_grpc_pub.go | 38 +++-- weed/mq/broker/broker_grpc_sub.go | 8 +- weed/mq/broker/broker_server.go | 2 +- weed/mq/client/pub_client/publisher.go | 54 ++++++ weed/mq/client/sub_client/subscriber.go | 50 ++++++ weed/pb/grpc_client_server.go | 8 - weed/pb/mq.proto | 2 +- weed/pb/mq_pb/mq.pb.go | 213 ++++++++++++------------ 10 files changed, 245 insertions(+), 136 deletions(-) create mode 100644 weed/mq/client/sub_client/subscriber.go diff --git a/weed/Makefile b/weed/Makefile index 356dc4b3e..c84678f97 100644 --- a/weed/Makefile +++ b/weed/Makefile @@ -37,6 +37,10 @@ debug_s3: go build -gcflags="all=-N -l" dlv --listen=:2345 --headless=true --api-version=2 --accept-multiclient exec ./weed -- -v=4 s3 +debug_mq: + go build -gcflags="all=-N -l" + dlv --listen=:2345 --headless=true --api-version=2 --accept-multiclient exec ./weed -- -v=4 mq.broker + debug_filer_copy: go build -gcflags="all=-N -l" dlv --listen=:2345 --headless=true --api-version=2 --accept-multiclient exec ./weed -- -v=4 filer.backup -filer=localhost:8888 -filerProxy -timeAgo=10h diff --git a/weed/mq/broker/broker_grpc_admin.go b/weed/mq/broker/broker_grpc_admin.go index 5aac780fb..a417a5041 100644 --- a/weed/mq/broker/broker_grpc_admin.go +++ b/weed/mq/broker/broker_grpc_admin.go @@ -145,7 +145,7 @@ func (broker *MessageQueueBroker) confirmBrokerPartitionAssignment(topic *topic. return true } for _, b := range oldAssignment.FollowerBrokers { - pb.WithBrokerClient(false, pb.ServerAddress(b), broker.grpcDialOption, func(client mq_pb.SeaweedMessagingClient) error { + pb.WithBrokerGrpcClient(false, b, broker.grpcDialOption, func(client mq_pb.SeaweedMessagingClient) error { _, err := client.CheckTopicPartitionsStatus(context.Background(), &mq_pb.CheckTopicPartitionsStatusRequest{ Namespace: string(topic.Namespace), Topic: topic.Name, diff --git a/weed/mq/broker/broker_grpc_pub.go b/weed/mq/broker/broker_grpc_pub.go index 8b2e685ec..874009fad 100644 --- a/weed/mq/broker/broker_grpc_pub.go +++ b/weed/mq/broker/broker_grpc_pub.go @@ -73,6 +73,25 @@ func (broker *MessageQueueBroker) Publish(stream mq_pb.SeaweedMessaging_PublishS // 3. write to the filer var localTopicPartition *topic.LocalPartition + req, err := stream.Recv() + if err != nil { + return err + } + response := &mq_pb.PublishResponse{} + // TODO check whether current broker should be the leader for the topic partition + if initMessage := req.GetInit(); initMessage != nil { + localTopicPartition = broker.localTopicManager.GetTopicPartition( + topic.FromPbTopic(initMessage.Topic), + topic.FromPbPartition(initMessage.Partition), + ) + if localTopicPartition == nil { + response.Error = fmt.Sprintf("topic %v partition %v not found", initMessage.Topic, initMessage.Partition) + glog.Errorf("topic %v partition %v not found", initMessage.Topic, initMessage.Partition) + return stream.Send(response) + } + } + + // process each published messages for { req, err := stream.Recv() if err != nil { @@ -85,21 +104,8 @@ func (broker *MessageQueueBroker) Publish(stream mq_pb.SeaweedMessaging_PublishS AckSequence: sequence, } if dataMessage := req.GetData(); dataMessage != nil { - if localTopicPartition == nil { - response.Error = "topic partition not initialized" - glog.Errorf("topic partition not found") - } else { - localTopicPartition.Publish(dataMessage) - } - } else if initMessage := req.GetInit(); initMessage != nil { - localTopicPartition = broker.localTopicManager.GetTopicPartition( - topic.FromPbTopic(initMessage.Topic), - topic.FromPbPartition(initMessage.Partition), - ) - if localTopicPartition == nil { - response.Error = fmt.Sprintf("topic %v partition %v not found", initMessage.Topic, initMessage.Partition) - glog.Errorf("topic %v partition %v not found", initMessage.Topic, initMessage.Partition) - } + print('+') + localTopicPartition.Publish(dataMessage) } if err := stream.Send(response); err != nil { glog.Errorf("Error sending setup response: %v", err) @@ -121,7 +127,7 @@ func (broker *MessageQueueBroker) AssignTopicPartitions(c context.Context, reque localPartiton) if request.IsLeader { for _, follower := range localPartiton.FollowerBrokers { - err := pb.WithBrokerClient(false, follower, broker.grpcDialOption, func(client mq_pb.SeaweedMessagingClient) error { + err := pb.WithBrokerGrpcClient(false, follower.String(), broker.grpcDialOption, func(client mq_pb.SeaweedMessagingClient) error { _, err := client.AssignTopicPartitions(context.Background(), request) return err }) diff --git a/weed/mq/broker/broker_grpc_sub.go b/weed/mq/broker/broker_grpc_sub.go index e5cbde83f..8a673009d 100644 --- a/weed/mq/broker/broker_grpc_sub.go +++ b/weed/mq/broker/broker_grpc_sub.go @@ -1,6 +1,7 @@ package broker import ( + "fmt" "github.com/seaweedfs/seaweedfs/weed/glog" "github.com/seaweedfs/seaweedfs/weed/mq/topic" "github.com/seaweedfs/seaweedfs/weed/pb/filer_pb" @@ -15,7 +16,7 @@ func (broker *MessageQueueBroker) Subscribe(req *mq_pb.SubscribeRequest, stream if localTopicPartition == nil { stream.Send(&mq_pb.SubscribeResponse{ Message: &mq_pb.SubscribeResponse_Ctrl{ - &mq_pb.SubscribeResponse_CtrlMessage{ + Ctrl: &mq_pb.SubscribeResponse_CtrlMessage{ Error: "not found", }, }, @@ -24,10 +25,11 @@ func (broker *MessageQueueBroker) Subscribe(req *mq_pb.SubscribeRequest, stream } localTopicPartition.Subscribe("client", time.Now(), func(logEntry *filer_pb.LogEntry) error { + value := logEntry.GetData() if err := stream.Send(&mq_pb.SubscribeResponse{Message: &mq_pb.SubscribeResponse_Data{ Data: &mq_pb.DataMessage{ - Key: []byte("hello"), - Value: []byte("world"), + Key: []byte(fmt.Sprintf("key-%d", logEntry.PartitionKeyHash)), + Value: value, }, }}); err != nil { glog.Errorf("Error sending setup response: %v", err) diff --git a/weed/mq/broker/broker_server.go b/weed/mq/broker/broker_server.go index 4f5b3c28d..22da80cb6 100644 --- a/weed/mq/broker/broker_server.go +++ b/weed/mq/broker/broker_server.go @@ -112,7 +112,7 @@ func (broker *MessageQueueBroker) withMasterClient(streamingMode bool, master pb func (broker *MessageQueueBroker) withBrokerClient(streamingMode bool, server pb.ServerAddress, fn func(client mq_pb.SeaweedMessagingClient) error) error { - return pb.WithBrokerClient(streamingMode, server, broker.grpcDialOption, func(client mq_pb.SeaweedMessagingClient) error { + return pb.WithBrokerGrpcClient(streamingMode, server.String(), broker.grpcDialOption, func(client mq_pb.SeaweedMessagingClient) error { return fn(client) }) diff --git a/weed/mq/client/pub_client/publisher.go b/weed/mq/client/pub_client/publisher.go index 790580777..8be027ac7 100644 --- a/weed/mq/client/pub_client/publisher.go +++ b/weed/mq/client/pub_client/publisher.go @@ -1,5 +1,59 @@ package main +import ( + "context" + "fmt" + "github.com/seaweedfs/seaweedfs/weed/pb" + "github.com/seaweedfs/seaweedfs/weed/pb/mq_pb" + "google.golang.org/grpc" + "google.golang.org/grpc/credentials/insecure" +) + func main() { + err := pb.WithBrokerGrpcClient(true, + "localhost:17777", + grpc.WithTransportCredentials(insecure.NewCredentials()), + func(client mq_pb.SeaweedMessagingClient) error { + pubClient, err := client.Publish(context.Background()) + if err != nil { + return err + } + if initErr := pubClient.Send(&mq_pb.PublishRequest{ + Message: &mq_pb.PublishRequest_Init{ + Init: &mq_pb.PublishRequest_InitMessage{ + Topic: &mq_pb.Topic{ + Namespace: "test", + Name: "test", + }, + Partition: &mq_pb.Partition{ + RangeStart: 0, + RangeStop: 1, + RingSize: 1, + }, + }, + }, + }); initErr != nil { + return initErr + } + + for i := 0; i < 10; i++ { + if dataErr := pubClient.Send(&mq_pb.PublishRequest{ + Message: &mq_pb.PublishRequest_Data{ + Data: &mq_pb.DataMessage{ + Key: []byte(fmt.Sprintf("key-%d", i)), + Value: []byte(fmt.Sprintf("value-%d", i)), + }, + }, + }); dataErr != nil { + return dataErr + } + } + return nil + }) + + if err != nil { + fmt.Println(err) + } + } diff --git a/weed/mq/client/sub_client/subscriber.go b/weed/mq/client/sub_client/subscriber.go new file mode 100644 index 000000000..b7ae2fe10 --- /dev/null +++ b/weed/mq/client/sub_client/subscriber.go @@ -0,0 +1,50 @@ +package main + +import ( + "context" + "fmt" + "github.com/seaweedfs/seaweedfs/weed/pb" + "github.com/seaweedfs/seaweedfs/weed/pb/mq_pb" + "google.golang.org/grpc" + "google.golang.org/grpc/credentials/insecure" +) + +func main() { + err := pb.WithBrokerGrpcClient(true, + "localhost:17777", + grpc.WithTransportCredentials(insecure.NewCredentials()), + func(client mq_pb.SeaweedMessagingClient) error { + subClient, err := client.Subscribe(context.Background(), &mq_pb.SubscribeRequest{ + Init: &mq_pb.SubscribeRequest_InitMessage{ + Topic: &mq_pb.Topic{ + Namespace: "test", + Name: "test", + }, + }, + }) + if err != nil { + return err + } + + for { + resp, err := subClient.Recv() + if err != nil { + return err + } + if resp.GetCtrl() != nil { + if resp.GetCtrl().Error != "" { + return fmt.Errorf("ctrl error: %v", resp.GetCtrl().Error) + } + } + if resp.GetData() != nil { + println(string(resp.GetData().Key), "=>", string(resp.GetData().Value)) + } + + } + return nil + }) + + if err != nil { + fmt.Println(err) + } +} diff --git a/weed/pb/grpc_client_server.go b/weed/pb/grpc_client_server.go index 5f685912e..2df2be70f 100644 --- a/weed/pb/grpc_client_server.go +++ b/weed/pb/grpc_client_server.go @@ -225,14 +225,6 @@ func WithVolumeServerClient(streamingMode bool, volumeServer ServerAddress, grpc } -func WithBrokerClient(streamingMode bool, broker ServerAddress, grpcDialOption grpc.DialOption, fn func(client mq_pb.SeaweedMessagingClient) error) error { - return WithGrpcClient(streamingMode, 0, func(grpcConnection *grpc.ClientConn) error { - client := mq_pb.NewSeaweedMessagingClient(grpcConnection) - return fn(client) - }, broker.ToGrpcAddress(), false, grpcDialOption) - -} - func WithOneOfGrpcMasterClients(streamingMode bool, masterGrpcAddresses map[string]ServerAddress, grpcDialOption grpc.DialOption, fn func(client master_pb.SeaweedClient) error) (err error) { for _, masterGrpcAddress := range masterGrpcAddresses { diff --git a/weed/pb/mq.proto b/weed/pb/mq.proto index efdec44d6..b8fa31dc2 100644 --- a/weed/pb/mq.proto +++ b/weed/pb/mq.proto @@ -164,7 +164,7 @@ message PublishRequest { message PublishResponse { int64 ack_sequence = 1; string error = 2; - bool is_closed = 3; + string redirect_to_broker = 3; } message SubscribeRequest { message InitMessage { diff --git a/weed/pb/mq_pb/mq.pb.go b/weed/pb/mq_pb/mq.pb.go index a34e23194..3b24e79dd 100644 --- a/weed/pb/mq_pb/mq.pb.go +++ b/weed/pb/mq_pb/mq.pb.go @@ -1379,9 +1379,9 @@ type PublishResponse struct { sizeCache protoimpl.SizeCache unknownFields protoimpl.UnknownFields - AckSequence int64 `protobuf:"varint,1,opt,name=ack_sequence,json=ackSequence,proto3" json:"ack_sequence,omitempty"` - Error string `protobuf:"bytes,2,opt,name=error,proto3" json:"error,omitempty"` - IsClosed bool `protobuf:"varint,3,opt,name=is_closed,json=isClosed,proto3" json:"is_closed,omitempty"` + AckSequence int64 `protobuf:"varint,1,opt,name=ack_sequence,json=ackSequence,proto3" json:"ack_sequence,omitempty"` + Error string `protobuf:"bytes,2,opt,name=error,proto3" json:"error,omitempty"` + RedirectToBroker string `protobuf:"bytes,3,opt,name=redirect_to_broker,json=redirectToBroker,proto3" json:"redirect_to_broker,omitempty"` } func (x *PublishResponse) Reset() { @@ -1430,11 +1430,11 @@ func (x *PublishResponse) GetError() string { return "" } -func (x *PublishResponse) GetIsClosed() bool { +func (x *PublishResponse) GetRedirectToBroker() string { if x != nil { - return x.IsClosed + return x.RedirectToBroker } - return false + return "" } type SubscribeRequest struct { @@ -1925,114 +1925,115 @@ var file_mq_proto_rawDesc = []byte{ 0x0b, 0x32, 0x17, 0x2e, 0x6d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x69, 0x6e, 0x67, 0x5f, 0x70, 0x62, 0x2e, 0x50, 0x61, 0x72, 0x74, 0x69, 0x74, 0x69, 0x6f, 0x6e, 0x52, 0x09, 0x70, 0x61, 0x72, 0x74, 0x69, 0x74, 0x69, 0x6f, 0x6e, 0x42, 0x09, 0x0a, 0x07, 0x6d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, - 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