mirror of
https://github.com/seaweedfs/seaweedfs.git
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580940bf82
* 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
85 lines
2.2 KiB
Go
85 lines
2.2 KiB
Go
package pub_client
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import (
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"context"
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"fmt"
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"github.com/seaweedfs/seaweedfs/weed/pb"
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"github.com/seaweedfs/seaweedfs/weed/pb/mq_pb"
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)
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func (p *TopicPublisher) doLookupAndConnect(brokerAddress string) error {
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if p.config.CreateTopic {
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err := pb.WithBrokerGrpcClient(true,
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brokerAddress,
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p.grpcDialOption,
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func(client mq_pb.SeaweedMessagingClient) error {
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_, err := client.ConfigureTopic(context.Background(), &mq_pb.ConfigureTopicRequest{
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Topic: &mq_pb.Topic{
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Namespace: p.namespace,
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Name: p.topic,
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},
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PartitionCount: p.config.CreateTopicPartitionCount,
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})
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return err
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})
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if err != nil {
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return fmt.Errorf("configure topic %s/%s: %v", p.namespace, p.topic, err)
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}
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}
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err := pb.WithBrokerGrpcClient(true,
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brokerAddress,
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p.grpcDialOption,
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func(client mq_pb.SeaweedMessagingClient) error {
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lookupResp, err := client.LookupTopicBrokers(context.Background(),
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&mq_pb.LookupTopicBrokersRequest{
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Topic: &mq_pb.Topic{
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Namespace: p.namespace,
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Name: p.topic,
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},
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IsForPublish: true,
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})
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if p.config.CreateTopic && err != nil {
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_, err = client.ConfigureTopic(context.Background(), &mq_pb.ConfigureTopicRequest{
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Topic: &mq_pb.Topic{
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Namespace: p.namespace,
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Name: p.topic,
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},
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PartitionCount: p.config.CreateTopicPartitionCount,
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})
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if err != nil {
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return err
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}
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lookupResp, err = client.LookupTopicBrokers(context.Background(),
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&mq_pb.LookupTopicBrokersRequest{
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Topic: &mq_pb.Topic{
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Namespace: p.namespace,
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Name: p.topic,
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},
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IsForPublish: true,
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})
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}
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if err != nil {
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return err
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}
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for _, brokerPartitionAssignment := range lookupResp.BrokerPartitionAssignments {
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// partition => publishClient
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publishClient, err := p.doConnect(brokerPartitionAssignment.Partition, brokerPartitionAssignment.LeaderBroker)
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if err != nil {
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return err
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}
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p.partition2Broker.Insert(
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brokerPartitionAssignment.Partition.RangeStart,
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brokerPartitionAssignment.Partition.RangeStop,
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publishClient)
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}
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return nil
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})
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if err != nil {
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return fmt.Errorf("lookup topic %s/%s: %v", p.namespace, p.topic, err)
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}
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return nil
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}
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