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pub sub initial tests

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This commit is contained in:
chrislu 2023-08-27 17:50:59 -07:00
parent 4eb8e8624d
commit 4d6c18d86f
10 changed files with 245 additions and 136 deletions
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4
weed/Makefile
View File

@ -37,6 +37,10 @@ debug_s3:
go build -gcflags="all=-N -l" go build -gcflags="all=-N -l"
dlv --listen=:2345 --headless=true --api-version=2 --accept-multiclient exec ./weed -- -v=4 s3 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: debug_filer_copy:
go build -gcflags="all=-N -l" 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 dlv --listen=:2345 --headless=true --api-version=2 --accept-multiclient exec ./weed -- -v=4 filer.backup -filer=localhost:8888 -filerProxy -timeAgo=10h

2
weed/mq/broker/broker_grpc_admin.go
View File

@ -145,7 +145,7 @@ func (broker *MessageQueueBroker) confirmBrokerPartitionAssignment(topic *topic.
return true return true
} }
for _, b := range oldAssignment.FollowerBrokers { 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{ _, err := client.CheckTopicPartitionsStatus(context.Background(), &mq_pb.CheckTopicPartitionsStatusRequest{
Namespace: string(topic.Namespace), Namespace: string(topic.Namespace),
Topic: topic.Name, Topic: topic.Name,

38
weed/mq/broker/broker_grpc_pub.go
View File

@ -73,6 +73,25 @@ func (broker *MessageQueueBroker) Publish(stream mq_pb.SeaweedMessaging_PublishS
// 3. write to the filer // 3. write to the filer
var localTopicPartition *topic.LocalPartition 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 { for {
req, err := stream.Recv() req, err := stream.Recv()
if err != nil { if err != nil {
@ -85,21 +104,8 @@ func (broker *MessageQueueBroker) Publish(stream mq_pb.SeaweedMessaging_PublishS
AckSequence: sequence, AckSequence: sequence,
} }
if dataMessage := req.GetData(); dataMessage != nil { if dataMessage := req.GetData(); dataMessage != nil {
if localTopicPartition == nil { print('+')
response.Error = "topic partition not initialized" localTopicPartition.Publish(dataMessage)
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)
}
} }
if err := stream.Send(response); err != nil { if err := stream.Send(response); err != nil {
glog.Errorf("Error sending setup response: %v", err) glog.Errorf("Error sending setup response: %v", err)
@ -121,7 +127,7 @@ func (broker *MessageQueueBroker) AssignTopicPartitions(c context.Context, reque
localPartiton) localPartiton)
if request.IsLeader { if request.IsLeader {
for _, follower := range localPartiton.FollowerBrokers { 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) _, err := client.AssignTopicPartitions(context.Background(), request)
return err return err
}) })

8
weed/mq/broker/broker_grpc_sub.go
View File

@ -1,6 +1,7 @@
package broker package broker
import ( import (
"fmt"
"github.com/seaweedfs/seaweedfs/weed/glog" "github.com/seaweedfs/seaweedfs/weed/glog"
"github.com/seaweedfs/seaweedfs/weed/mq/topic" "github.com/seaweedfs/seaweedfs/weed/mq/topic"
"github.com/seaweedfs/seaweedfs/weed/pb/filer_pb" "github.com/seaweedfs/seaweedfs/weed/pb/filer_pb"
@ -15,7 +16,7 @@ func (broker *MessageQueueBroker) Subscribe(req *mq_pb.SubscribeRequest, stream
if localTopicPartition == nil { if localTopicPartition == nil {
stream.Send(&mq_pb.SubscribeResponse{ stream.Send(&mq_pb.SubscribeResponse{
Message: &mq_pb.SubscribeResponse_Ctrl{ Message: &mq_pb.SubscribeResponse_Ctrl{
&mq_pb.SubscribeResponse_CtrlMessage{ Ctrl: &mq_pb.SubscribeResponse_CtrlMessage{
Error: "not found", 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 { 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{ if err := stream.Send(&mq_pb.SubscribeResponse{Message: &mq_pb.SubscribeResponse_Data{
Data: &mq_pb.DataMessage{ Data: &mq_pb.DataMessage{
Key: []byte("hello"), Key: []byte(fmt.Sprintf("key-%d", logEntry.PartitionKeyHash)),
Value: []byte("world"), Value: value,
}, },
}}); err != nil { }}); err != nil {
glog.Errorf("Error sending setup response: %v", err) glog.Errorf("Error sending setup response: %v", err)

2
weed/mq/broker/broker_server.go
View File

@ -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 { 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) return fn(client)
}) })

54
weed/mq/client/pub_client/publisher.go
View File

@ -1,5 +1,59 @@
package main 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() { 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)
}
} }

50
weed/mq/client/sub_client/subscriber.go Normal file
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@ -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)
}
}

8
weed/pb/grpc_client_server.go
View File

@ -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) { func WithOneOfGrpcMasterClients(streamingMode bool, masterGrpcAddresses map[string]ServerAddress, grpcDialOption grpc.DialOption, fn func(client master_pb.SeaweedClient) error) (err error) {
for _, masterGrpcAddress := range masterGrpcAddresses { for _, masterGrpcAddress := range masterGrpcAddresses {

2
weed/pb/mq.proto
View File

@ -164,7 +164,7 @@ message PublishRequest {
message PublishResponse { message PublishResponse {
int64 ack_sequence = 1; int64 ack_sequence = 1;
string error = 2; string error = 2;
bool is_closed = 3; string redirect_to_broker = 3;
} }
message SubscribeRequest { message SubscribeRequest {
message InitMessage { message InitMessage {

213
weed/pb/mq_pb/mq.pb.go
View File

@ -1379,9 +1379,9 @@ type PublishResponse struct {
sizeCache protoimpl.SizeCache sizeCache protoimpl.SizeCache
unknownFields protoimpl.UnknownFields unknownFields protoimpl.UnknownFields
AckSequence int64 `protobuf:"varint,1,opt,name=ack_sequence,json=ackSequence,proto3" json:"ack_sequence,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"` 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"` RedirectToBroker string `protobuf:"bytes,3,opt,name=redirect_to_broker,json=redirectToBroker,proto3" json:"redirect_to_broker,omitempty"`
} }
func (x *PublishResponse) Reset() { func (x *PublishResponse) Reset() {
@ -1430,11 +1430,11 @@ func (x *PublishResponse) GetError() string {
return "" return ""
} }
func (x *PublishResponse) GetIsClosed() bool { func (x *PublishResponse) GetRedirectToBroker() string {
if x != nil { if x != nil {
return x.IsClosed return x.RedirectToBroker
} }
return false return ""
} }
type SubscribeRequest struct { type SubscribeRequest struct {
@ -1925,114 +1925,115 @@ var file_mq_proto_rawDesc = []byte{
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var ( var (