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simplify api

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This commit is contained in:
chrislu 2024-01-16 08:55:47 -08:00
parent 34a78ffad0
commit db3670a3a5
3 changed files with 7 additions and 4 deletions
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2
weed/mq/broker/broker_grpc_configure.go
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@ -38,7 +38,7 @@ func (b *MessageQueueBroker) ConfigureTopic(ctx context.Context, request *mq_pb.
}
ret := &mq_pb.ConfigureTopicResponse{}
ret.BrokerPartitionAssignments, _, err = b.Balancer.LookupOrAllocateTopicPartitions(request.Topic, true, request.PartitionCount)
ret.BrokerPartitionAssignments, _, err = b.Balancer.LookupOrAllocateTopicPartitions(request.Topic, request.PartitionCount)
for _, bpa := range ret.BrokerPartitionAssignments {
fmt.Printf("create topic %s partition %+v on %s\n", request.Topic, bpa.Partition, bpa.LeaderBroker)

2
weed/mq/broker/broker_grpc_lookup.go
View file

@ -35,7 +35,7 @@ func (b *MessageQueueBroker) LookupTopicBrokers(ctx context.Context, request *mq
ret := &mq_pb.LookupTopicBrokersResponse{}
ret.Topic = request.Topic
ret.BrokerPartitionAssignments, _, err = b.Balancer.LookupOrAllocateTopicPartitions(ret.Topic, false, -1)
ret.BrokerPartitionAssignments, _, err = b.Balancer.LookupOrAllocateTopicPartitions(ret.Topic, -1)
return ret, err
}

7
weed/mq/pub_balancer/lookup.go
View file

@ -10,7 +10,7 @@ var (
ErrNoBroker = errors.New("no broker")
)
func (balancer *Balancer) LookupOrAllocateTopicPartitions(topic *mq_pb.Topic, publish bool, partitionCount int32) (assignments []*mq_pb.BrokerPartitionAssignment, alreadyExists bool, err error) {
func (balancer *Balancer) LookupOrAllocateTopicPartitions(topic *mq_pb.Topic, partitionCount int32) (assignments []*mq_pb.BrokerPartitionAssignment, alreadyExists bool, err error) {
if partitionCount == 0 {
partitionCount = 6
}
@ -35,10 +35,13 @@ func (balancer *Balancer) LookupOrAllocateTopicPartitions(topic *mq_pb.Topic, pu
}
}
}
if len(assignments) > 0 || !(publish && len(assignments) !=int(partitionCount) && partitionCount > 0) {
if len(assignments) > 0 {
glog.V(0).Infof("existing topic partitions %d: %+v", len(assignments), assignments)
return assignments, true, nil
}
if partitionCount < 0 {
return nil, false, nil
}
// find the topic partitions on the filer
// if the topic is not found