milvus/internal/mq/msgstream/mqwrapper/rmq/rmq_client.go
Xiaofan 333a0c8a53
Fix RocksMQ seek speed (#27646)
Signed-off-by: xiaofan-luan <xiaofan.luan@zilliz.com>
2023-10-16 10:18:08 +08:00

132 lines
4.7 KiB
Go

// Licensed to the LF AI & Data foundation under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package rmq
import (
"context"
"strconv"
"github.com/cockroachdb/errors"
"go.uber.org/zap"
"github.com/milvus-io/milvus/internal/mq/mqimpl/rocksmq/client"
"github.com/milvus-io/milvus/internal/mq/mqimpl/rocksmq/server"
"github.com/milvus-io/milvus/pkg/log"
"github.com/milvus-io/milvus/pkg/metrics"
"github.com/milvus-io/milvus/pkg/mq/msgstream/mqwrapper"
"github.com/milvus-io/milvus/pkg/util/timerecord"
)
// nmqClient implements mqwrapper.Client.
var _ mqwrapper.Client = &rmqClient{}
// rmqClient contains a rocksmq client
type rmqClient struct {
client client.Client
}
func NewClientWithDefaultOptions(ctx context.Context) (mqwrapper.Client, error) {
option := client.Options{Server: server.Rmq}
return NewClient(option)
}
// NewClient returns a new rmqClient object
func NewClient(opts client.Options) (*rmqClient, error) {
c, err := client.NewClient(opts)
if err != nil {
log.Error("Failed to set rmq client: ", zap.Error(err))
return nil, err
}
return &rmqClient{client: c}, nil
}
// CreateProducer creates a producer for rocksmq client
func (rc *rmqClient) CreateProducer(options mqwrapper.ProducerOptions) (mqwrapper.Producer, error) {
start := timerecord.NewTimeRecorder("create producer")
metrics.MsgStreamOpCounter.WithLabelValues(metrics.CreateProducerLabel, metrics.TotalLabel).Inc()
rmqOpts := client.ProducerOptions{Topic: options.Topic}
pp, err := rc.client.CreateProducer(rmqOpts)
if err != nil {
metrics.MsgStreamOpCounter.WithLabelValues(metrics.CreateProducerLabel, metrics.FailLabel).Inc()
return nil, err
}
rp := rmqProducer{p: pp}
elapsed := start.ElapseSpan()
metrics.MsgStreamRequestLatency.WithLabelValues(metrics.CreateProducerLabel).Observe(float64(elapsed.Milliseconds()))
metrics.MsgStreamOpCounter.WithLabelValues(metrics.CreateProducerLabel, metrics.SuccessLabel).Inc()
return &rp, nil
}
// Subscribe subscribes a consumer in rmq client
func (rc *rmqClient) Subscribe(options mqwrapper.ConsumerOptions) (mqwrapper.Consumer, error) {
start := timerecord.NewTimeRecorder("create consumer")
metrics.MsgStreamOpCounter.WithLabelValues(metrics.CreateConsumerLabel, metrics.TotalLabel).Inc()
if options.BufSize == 0 {
metrics.MsgStreamOpCounter.WithLabelValues(metrics.CreateConsumerLabel, metrics.FailLabel).Inc()
err := errors.New("subscription bufSize of rmq should never be zero")
log.Warn("unexpected subscription consumer options", zap.Error(err))
return nil, err
}
receiveChannel := make(chan mqwrapper.Message, options.BufSize)
cli, err := rc.client.Subscribe(client.ConsumerOptions{
Topic: options.Topic,
SubscriptionName: options.SubscriptionName,
MessageChannel: receiveChannel,
SubscriptionInitialPosition: options.SubscriptionInitialPosition,
})
if err != nil {
metrics.MsgStreamOpCounter.WithLabelValues(metrics.CreateConsumerLabel, metrics.FailLabel).Inc()
return nil, err
}
rConsumer := &Consumer{c: cli, closeCh: make(chan struct{})}
elapsed := start.ElapseSpan()
metrics.MsgStreamRequestLatency.WithLabelValues(metrics.CreateConsumerLabel).Observe(float64(elapsed.Milliseconds()))
metrics.MsgStreamOpCounter.WithLabelValues(metrics.CreateConsumerLabel, metrics.SuccessLabel).Inc()
return rConsumer, nil
}
// EarliestMessageID returns the earliest message ID for rmq client
func (rc *rmqClient) EarliestMessageID() mqwrapper.MessageID {
rID := client.EarliestMessageID()
return &server.RmqID{MessageID: rID}
}
// StringToMsgID converts string id to MessageID
func (rc *rmqClient) StringToMsgID(id string) (mqwrapper.MessageID, error) {
rID, err := strconv.ParseInt(id, 10, 64)
if err != nil {
return nil, err
}
return &server.RmqID{MessageID: rID}, nil
}
// BytesToMsgID converts a byte array to messageID
func (rc *rmqClient) BytesToMsgID(id []byte) (mqwrapper.MessageID, error) {
rID := server.DeserializeRmqID(id)
return &server.RmqID{MessageID: rID}, nil
}
func (rc *rmqClient) Close() {
rc.client.Close()
}