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73 lines
1.8 KiB
73 lines
1.8 KiB
package pub_client
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import (
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"github.com/rdleal/intervalst/interval"
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"github.com/seaweedfs/seaweedfs/weed/mq/pub_balancer"
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"github.com/seaweedfs/seaweedfs/weed/mq/topic"
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"github.com/seaweedfs/seaweedfs/weed/pb/mq_pb"
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"github.com/seaweedfs/seaweedfs/weed/pb/schema_pb"
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"github.com/seaweedfs/seaweedfs/weed/util/buffered_queue"
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"google.golang.org/grpc"
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"google.golang.org/grpc/credentials/insecure"
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"log"
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"sync"
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)
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type PublisherConfiguration struct {
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Topic topic.Topic
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PartitionCount int32
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Brokers []string
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PublisherName string // for debugging
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RecordType *schema_pb.RecordType
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}
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type PublishClient struct {
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mq_pb.SeaweedMessaging_PublishMessageClient
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Broker string
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Err error
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}
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type TopicPublisher struct {
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partition2Buffer *interval.SearchTree[*buffered_queue.BufferedQueue[*mq_pb.DataMessage], int32]
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grpcDialOption grpc.DialOption
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sync.Mutex // protects grpc
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config *PublisherConfiguration
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jobs []*EachPartitionPublishJob
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}
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func NewTopicPublisher(config *PublisherConfiguration) (tp *TopicPublisher, err error) {
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tp = &TopicPublisher{
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partition2Buffer: interval.NewSearchTree[*buffered_queue.BufferedQueue[*mq_pb.DataMessage]](func(a, b int32) int {
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return int(a - b)
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}),
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grpcDialOption: grpc.WithTransportCredentials(insecure.NewCredentials()),
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config: config,
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}
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wg := sync.WaitGroup{}
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wg.Add(1)
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go func() {
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if err = tp.startSchedulerThread(&wg); err != nil {
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log.Println(err)
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return
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}
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}()
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wg.Wait()
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return
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}
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func (p *TopicPublisher) Shutdown() error {
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if inputBuffers, found := p.partition2Buffer.AllIntersections(0, pub_balancer.MaxPartitionCount); found {
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for _, inputBuffer := range inputBuffers {
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inputBuffer.CloseInput()
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}
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}
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for _, job := range p.jobs {
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job.wg.Wait()
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}
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return nil
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}
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