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commit 4827425146
Author: chrislu <chris.lu@gmail.com>
Date:   Sat Sep 16 15:05:38 2023 -0700

    balancer works

commit 3b50139f68
Author: chrislu <chris.lu@gmail.com>
Date:   Fri Sep 15 22:22:32 2023 -0700

    comments

commit 7f685ce7ba
Author: chrislu <chris.lu@gmail.com>
Date:   Fri Sep 15 22:20:05 2023 -0700

    adjust APIs

commit 436d99443b
Author: chrislu <chris.lu@gmail.com>
Date:   Thu Sep 14 23:49:05 2023 -0700

    receive broker stats

commit b771fefa37
Merge: 0a851ec00 890881037
Author: chrislu <chris.lu@gmail.com>
Date:   Wed Sep 13 00:03:47 2023 -0700

    Merge branch 'master' into sub

commit 0a851ec00b
Author: chrislu <chris.lu@gmail.com>
Date:   Sun Sep 10 22:01:25 2023 -0700

    Create balancer.go

commit 39941edc0b
Author: chrislu <chris.lu@gmail.com>
Date:   Thu Sep 7 23:55:19 2023 -0700

    add publisher shutdown

commit 875f562779
Author: chrislu <chris.lu@gmail.com>
Date:   Wed Sep 6 23:16:41 2023 -0700

    server side send response at least once per second

commit 984b6c54cf
Author: chrislu <chris.lu@gmail.com>
Date:   Wed Sep 6 23:15:29 2023 -0700

    ack interval 128

commit 2492a45499
Author: chrislu <chris.lu@gmail.com>
Date:   Wed Sep 6 22:39:46 2023 -0700

    ack interval

commit ba67e6ca29
Author: chrislu <chris.lu@gmail.com>
Date:   Mon Sep 4 21:43:50 2023 -0700

    api for sub

commit 9e4f985698
Author: chrislu <chris.lu@gmail.com>
Date:   Mon Sep 4 21:43:30 2023 -0700

    publish, benchmark

commit cb470d44df
Author: chrislu <chris.lu@gmail.com>
Date:   Fri Sep 1 00:36:51 2023 -0700

    can pub and sub

commit 1eb2da46d5
Author: chrislu <chris.lu@gmail.com>
Date:   Mon Aug 28 09:02:12 2023 -0700

    connect and publish

commit 504ae8383a
Author: chrislu <chris.lu@gmail.com>
Date:   Mon Aug 28 09:01:25 2023 -0700

    protoc version

commit dbcba75271
Author: chrislu <chris.lu@gmail.com>
Date:   Sun Aug 27 18:59:04 2023 -0700

    rename to lookup

commit c9caf33119
Author: chrislu <chris.lu@gmail.com>
Date:   Sun Aug 27 18:33:46 2023 -0700

    move functions

commit 4d6c18d86f
Author: chrislu <chris.lu@gmail.com>
Date:   Sun Aug 27 17:50:59 2023 -0700

    pub sub initial tests

commit 4eb8e8624d
Author: chrislu <chris.lu@gmail.com>
Date:   Sun Aug 27 13:14:39 2023 -0700

    rename

commit 1990456670
Author: chrislu <chris.lu@gmail.com>
Date:   Sun Aug 27 13:13:14 2023 -0700

    sub

commit 905911853d
Author: chrislu <chris.lu@gmail.com>
Date:   Sat Aug 26 13:39:21 2023 -0700

    adjust proto
This commit is contained in:
chrislu
2023-09-16 15:06:16 -07:00
parent 8908810376
commit 89a1fd1751
36 changed files with 2874 additions and 804 deletions
Download Patch File Download Diff File Expand all files Collapse all files

34
weed/mq/client/sub_client/lookup.go Normal file
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@@ -0,0 +1,34 @@
package sub_client
import (
"context"
"fmt"
"github.com/seaweedfs/seaweedfs/weed/pb"
"github.com/seaweedfs/seaweedfs/weed/pb/mq_pb"
)
func (sub *TopicSubscriber) doLookup(brokerAddress string) error {
err := pb.WithBrokerGrpcClient(true,
brokerAddress,
sub.SubscriberConfig.GrpcDialOption,
func(client mq_pb.SeaweedMessagingClient) error {
lookupResp, err := client.LookupTopicBrokers(context.Background(),
&mq_pb.LookupTopicBrokersRequest{
Topic: &mq_pb.Topic{
Namespace: sub.ContentConfig.Namespace,
Name: sub.ContentConfig.Topic,
},
IsForPublish: false,
})
if err != nil {
return err
}
sub.brokerPartitionAssignments = lookupResp.BrokerPartitionAssignments
return nil
})
if err != nil {
return fmt.Errorf("lookup topic %s/%s: %v", sub.ContentConfig.Namespace, sub.ContentConfig.Topic, err)
}
return nil
}

72
weed/mq/client/sub_client/subscribe.go Normal file
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@@ -0,0 +1,72 @@
package sub_client
import (
"context"
"fmt"
"github.com/seaweedfs/seaweedfs/weed/pb"
"github.com/seaweedfs/seaweedfs/weed/pb/mq_pb"
"sync"
)
// Subscribe subscribes to a topic's specified partitions.
// If a partition is moved to another broker, the subscriber will automatically reconnect to the new broker.
func (sub *TopicSubscriber) Subscribe() error {
var wg sync.WaitGroup
for _, brokerPartitionAssignment := range sub.brokerPartitionAssignments {
brokerAddress := brokerPartitionAssignment.LeaderBroker
grpcConnection, err := pb.GrpcDial(context.Background(), brokerAddress, true, sub.SubscriberConfig.GrpcDialOption)
if err != nil {
return fmt.Errorf("dial broker %s: %v", brokerAddress, err)
}
brokerClient := mq_pb.NewSeaweedMessagingClient(grpcConnection)
subscribeClient, err := brokerClient.Subscribe(context.Background(), &mq_pb.SubscribeRequest{
Consumer: &mq_pb.SubscribeRequest_Consumer{
ConsumerGroup: sub.SubscriberConfig.GroupId,
ConsumerId: sub.SubscriberConfig.GroupInstanceId,
},
Cursor: &mq_pb.SubscribeRequest_Cursor{
Topic: &mq_pb.Topic{
Namespace: sub.ContentConfig.Namespace,
Name: sub.ContentConfig.Topic,
},
Partition: &mq_pb.Partition{
RingSize: brokerPartitionAssignment.Partition.RingSize,
RangeStart: brokerPartitionAssignment.Partition.RangeStart,
RangeStop: brokerPartitionAssignment.Partition.RangeStop,
},
Filter: sub.ContentConfig.Filter,
},
})
if err != nil {
return fmt.Errorf("create subscribe client: %v", err)
}
wg.Add(1)
go func() {
defer wg.Done()
if sub.OnCompletionFunc != nil {
defer sub.OnCompletionFunc()
}
for {
resp, err := subscribeClient.Recv()
if err != nil {
fmt.Printf("subscribe error: %v\n", err)
return
}
if resp.Message == nil {
continue
}
switch m := resp.Message.(type) {
case *mq_pb.SubscribeResponse_Data:
if !sub.OnEachMessageFunc(m.Data.Key, m.Data.Value) {
return
}
case *mq_pb.SubscribeResponse_Ctrl:
// ignore
}
}
}()
}
wg.Wait()
return nil
}

53
weed/mq/client/sub_client/subscriber.go Normal file
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@@ -0,0 +1,53 @@
package sub_client
import (
"github.com/seaweedfs/seaweedfs/weed/pb/mq_pb"
"google.golang.org/grpc"
)
type SubscriberConfiguration struct {
ClientId string
GroupId string
GroupInstanceId string
BootstrapServers []string
GrpcDialOption grpc.DialOption
}
type ContentConfiguration struct {
Namespace string
Topic string
Filter string
}
type OnEachMessageFunc func(key, value []byte) (shouldContinue bool)
type OnCompletionFunc func()
type TopicSubscriber struct {
SubscriberConfig *SubscriberConfiguration
ContentConfig *ContentConfiguration
brokerPartitionAssignments []*mq_pb.BrokerPartitionAssignment
OnEachMessageFunc OnEachMessageFunc
OnCompletionFunc OnCompletionFunc
}
func NewTopicSubscriber(subscriber *SubscriberConfiguration, content *ContentConfiguration) *TopicSubscriber {
return &TopicSubscriber{
SubscriberConfig: subscriber,
ContentConfig: content,
}
}
func (sub *TopicSubscriber) Connect(bootstrapBroker string) error {
if err := sub.doLookup(bootstrapBroker); err != nil {
return err
}
return nil
}
func (sub *TopicSubscriber) SetEachMessageFunc(onEachMessageFn OnEachMessageFunc) {
sub.OnEachMessageFunc = onEachMessageFn
}
func (sub *TopicSubscriber) SetCompletionFunc(onCompeletionFn OnCompletionFunc) {
sub.OnCompletionFunc = onCompeletionFn
}