Merge accumulated changes related to message queue (#5098)

* balance partitions on brokers * prepare topic partition first and then publish, move partition * purge unused APIs * clean up * adjust logs * add BalanceTopics() grpc API * configure topic * configure topic command * refactor * repair missing partitions * sequence of operations to ensure ordering * proto to close publishers and consumers * rename file * topic partition versioned by unixTimeNs * create local topic partition * close publishers * randomize the client name * wait until no publishers * logs * close stop publisher channel * send last ack * comments * comment * comments * support list of brokers * add cli options * Update .gitignore * logs * return io.eof directly * refactor * optionally create topic * refactoring * detect consumer disconnection * sub client wait for more messages * subscribe by time stamp * rename * rename to sub_balancer * rename * adjust comments * rename * fix compilation * rename * rename * SubscriberToSubCoordinator * sticky rebalance * go fmt * add tests * balance partitions on brokers * prepare topic partition first and then publish, move partition * purge unused APIs * clean up * adjust logs * add BalanceTopics() grpc API * configure topic * configure topic command * refactor * repair missing partitions * sequence of operations to ensure ordering * proto to close publishers and consumers * rename file * topic partition versioned by unixTimeNs * create local topic partition * close publishers * randomize the client name * wait until no publishers * logs * close stop publisher channel * send last ack * comments * comment * comments * support list of brokers * add cli options * Update .gitignore * logs * return io.eof directly * refactor * optionally create topic * refactoring * detect consumer disconnection * sub client wait for more messages * subscribe by time stamp * rename * rename to sub_balancer * rename * adjust comments * rename * fix compilation * rename * rename * SubscriberToSubCoordinator * sticky rebalance * go fmt * add tests * tracking topic=>broker * merge * comment
2023-12-11 12:05:54 -08:00
parent 8784553501
commit 580940bf82
58 changed files with 3853 additions and 2752 deletions
--- a/weed/mq/topic/local_partition_subscribers.go
+++ b/weed/mq/topic/local_partition_subscribers.go
@@ -0,0 +1,49 @@
+package topic
+
+import "sync"
+
+type LocalPartitionSubscribers struct {
+	Subscribers     map[string]*LocalSubscriber
+	SubscribersLock sync.RWMutex
+}
+type LocalSubscriber struct {
+	stopCh chan struct{}
+}
+
+func NewLocalSubscriber() *LocalSubscriber {
+	return &LocalSubscriber{
+		stopCh: make(chan struct{}, 1),
+	}
+}
+func (p *LocalSubscriber) SignalShutdown() {
+	close(p.stopCh)
+}
+
+func NewLocalPartitionSubscribers() *LocalPartitionSubscribers {
+	return &LocalPartitionSubscribers{
+		Subscribers: make(map[string]*LocalSubscriber),
+	}
+}
+
+func (p *LocalPartitionSubscribers) AddSubscriber(clientName string, Subscriber *LocalSubscriber) {
+	p.SubscribersLock.Lock()
+	defer p.SubscribersLock.Unlock()
+
+	p.Subscribers[clientName] = Subscriber
+}
+
+func (p *LocalPartitionSubscribers) RemoveSubscriber(clientName string) {
+	p.SubscribersLock.Lock()
+	defer p.SubscribersLock.Unlock()
+
+	delete(p.Subscribers, clientName)
+}
+
+func (p *LocalPartitionSubscribers) SignalShutdown() {
+	p.SubscribersLock.RLock()
+	defer p.SubscribersLock.RUnlock()
+
+	for _, Subscriber := range p.Subscribers {
+		Subscriber.SignalShutdown()
+	}
+}