consumer instance passing MaxPartitionCount to coordinator

weed/mq/sub_coordinator/consumer_group.go

@@ -14,6 +14,7 @@ type ConsumerGroupInstance struct {
 	// the consumer group instance may not have an active partition
 	Partitions   []*topic.Partition
 	ResponseChan chan *mq_pb.SubscriberToSubCoordinatorResponse
+	MaxPartitionCount int32
 }
 type ConsumerGroup struct {
 	topic topic.Topic

weed/mq/sub_coordinator/coordinator.go

@@ -67,6 +67,7 @@ func (c *Coordinator) AddSubscriber(initMessage *mq_pb.SubscriberToSubCoordinato
 			cgi, _ = cg.ConsumerGroupInstances.Get(initMessage.ConsumerGroupInstanceId)
 		}
 	}
+	cgi.MaxPartitionCount = initMessage.MaxPartitionCount
 	cg.OnAddConsumerGroupInstance(initMessage.ConsumerGroupInstanceId, initMessage.Topic)
 	return cgi
 }