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/pub_balancer/partition_list_broker.go
+++ b/weed/mq/pub_balancer/partition_list_broker.go
@@ -0,0 +1,50 @@
+package pub_balancer
+
+import (
+	"github.com/seaweedfs/seaweedfs/weed/glog"
+	"github.com/seaweedfs/seaweedfs/weed/pb/mq_pb"
+)
+
+type PartitionSlotToBroker struct {
+	RangeStart         int32
+	RangeStop          int32
+	AssignedBroker string
+}
+
+type PartitionSlotToBrokerList struct {
+	PartitionSlots []*PartitionSlotToBroker
+	RingSize       int32
+}
+
+func NewPartitionSlotToBrokerList(ringSize int32) *PartitionSlotToBrokerList {
+	return &PartitionSlotToBrokerList{
+		RingSize: ringSize,
+	}
+}
+
+func (ps *PartitionSlotToBrokerList) AddBroker(partition *mq_pb.Partition, broker string) {
+	for _, partitionSlot := range ps.PartitionSlots {
+		if partitionSlot.RangeStart == partition.RangeStart && partitionSlot.RangeStop == partition.RangeStop {
+			if partitionSlot.AssignedBroker == broker {
+				return
+			}
+			if partitionSlot.AssignedBroker != "" {
+				glog.V(0).Infof("partition %s broker change: %s => %s", partition, partitionSlot.AssignedBroker, broker)
+			}
+			partitionSlot.AssignedBroker = broker
+			return
+		}
+	}
+	ps.PartitionSlots = append(ps.PartitionSlots, &PartitionSlotToBroker{
+		RangeStart: partition.RangeStart,
+		RangeStop:  partition.RangeStop,
+		AssignedBroker: broker,
+	})
+}
+func (ps *PartitionSlotToBrokerList) RemoveBroker(broker string)  {
+	for _, partitionSlot := range ps.PartitionSlots {
+		if partitionSlot.AssignedBroker == broker {
+			partitionSlot.AssignedBroker = ""
+		}
+	}
+}