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rename Coordinator to SubCoordinator

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This commit is contained in:
chrislu 2024-05-21 09:57:45 -07:00
parent b5099263a4
commit 67e6051585
2 changed files with 12 additions and 12 deletions
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2
weed/mq/broker/broker_server.go
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@ -45,7 +45,7 @@ type MessageQueueBroker struct {
localTopicManager *topic.LocalTopicManager
Balancer *pub_balancer.PubBalancer
lockAsBalancer *cluster.LiveLock
Coordinator *sub_coordinator.Coordinator
Coordinator *sub_coordinator.SubCoordinator
accessLock sync.Mutex
fca *sub_coordinator.FilerClientAccessor
}

22
weed/mq/sub_coordinator/coordinator.go
View File

@ -11,25 +11,25 @@ type TopicConsumerGroups struct {
ConsumerGroups cmap.ConcurrentMap[string, *ConsumerGroup]
}
// Coordinator coordinates the instances in the consumer group for one topic.
// SubCoordinator coordinates the instances in the consumer group for one topic.
// It is responsible for:
// 1. (Maybe) assigning partitions when a consumer instance is up/down.
type Coordinator struct {
type SubCoordinator struct {
// map topic name to consumer groups
TopicSubscribers cmap.ConcurrentMap[string, *TopicConsumerGroups]
balancer *pub_balancer.PubBalancer
FilerClientAccessor *FilerClientAccessor
}
func NewCoordinator(balancer *pub_balancer.PubBalancer) *Coordinator {
return &Coordinator{
func NewCoordinator(balancer *pub_balancer.PubBalancer) *SubCoordinator {
return &SubCoordinator{
TopicSubscribers: cmap.New[*TopicConsumerGroups](),
balancer: balancer,
}
}
func (c *Coordinator) GetTopicConsumerGroups(topic *mq_pb.Topic, createIfMissing bool) *TopicConsumerGroups {
func (c *SubCoordinator) GetTopicConsumerGroups(topic *mq_pb.Topic, createIfMissing bool) *TopicConsumerGroups {
topicName := toTopicName(topic)
tcg, _ := c.TopicSubscribers.Get(topicName)
if tcg == nil && createIfMissing {
@ -42,7 +42,7 @@ func (c *Coordinator) GetTopicConsumerGroups(topic *mq_pb.Topic, createIfMissing
}
return tcg
}
func (c *Coordinator) RemoveTopic(topic *mq_pb.Topic) {
func (c *SubCoordinator) RemoveTopic(topic *mq_pb.Topic) {
topicName := toTopicName(topic)
c.TopicSubscribers.Remove(topicName)
}
@ -52,7 +52,7 @@ func toTopicName(topic *mq_pb.Topic) string {
return topicName
}
func (c *Coordinator) AddSubscriber(initMessage *mq_pb.SubscriberToSubCoordinatorRequest_InitMessage) *ConsumerGroupInstance {
func (c *SubCoordinator) AddSubscriber(initMessage *mq_pb.SubscriberToSubCoordinatorRequest_InitMessage) *ConsumerGroupInstance {
tcg := c.GetTopicConsumerGroups(initMessage.Topic, true)
cg, _ := tcg.ConsumerGroups.Get(initMessage.ConsumerGroup)
if cg == nil {
@ -73,7 +73,7 @@ func (c *Coordinator) AddSubscriber(initMessage *mq_pb.SubscriberToSubCoordinato
return cgi
}
func (c *Coordinator) RemoveSubscriber(initMessage *mq_pb.SubscriberToSubCoordinatorRequest_InitMessage) {
func (c *SubCoordinator) RemoveSubscriber(initMessage *mq_pb.SubscriberToSubCoordinatorRequest_InitMessage) {
tcg := c.GetTopicConsumerGroups(initMessage.Topic, false)
if tcg == nil {
return
@ -92,7 +92,7 @@ func (c *Coordinator) RemoveSubscriber(initMessage *mq_pb.SubscriberToSubCoordin
}
}
func (c *Coordinator) OnPartitionChange(topic *mq_pb.Topic, assignments []*mq_pb.BrokerPartitionAssignment) {
func (c *SubCoordinator) OnPartitionChange(topic *mq_pb.Topic, assignments []*mq_pb.BrokerPartitionAssignment) {
tcg, _ := c.TopicSubscribers.Get(toTopicName(topic))
if tcg == nil {
return
@ -103,11 +103,11 @@ func (c *Coordinator) OnPartitionChange(topic *mq_pb.Topic, assignments []*mq_pb
}
// OnSubAddBroker is called when a broker is added to the balancer
func (c *Coordinator) OnSubAddBroker(broker string, brokerStats *pub_balancer.BrokerStats) {
func (c *SubCoordinator) OnSubAddBroker(broker string, brokerStats *pub_balancer.BrokerStats) {
}
// OnSubRemoveBroker is called when a broker is removed from the balancer
func (c *Coordinator) OnSubRemoveBroker(broker string, brokerStats *pub_balancer.BrokerStats) {
func (c *SubCoordinator) OnSubRemoveBroker(broker string, brokerStats *pub_balancer.BrokerStats) {
}