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Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
88 lines
2.7 KiB
88 lines
2.7 KiB
// Copyright © 2023 OpenIM. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package kafka
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import (
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"context"
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"errors"
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"strings"
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"github.com/IBM/sarama"
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"github.com/OpenIMSDK/tools/errs"
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"github.com/OpenIMSDK/tools/log"
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)
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type MConsumerGroup struct {
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sarama.ConsumerGroup
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groupID string
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topics []string
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}
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type MConsumerGroupConfig struct {
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KafkaVersion sarama.KafkaVersion
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OffsetsInitial int64
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IsReturnErr bool
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UserName string
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Password string
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}
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func NewMConsumerGroup(consumerConfig *MConsumerGroupConfig, topics, addrs []string, groupID string, tlsConfig *TLSConfig) (*MConsumerGroup, error) {
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consumerGroupConfig := sarama.NewConfig()
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consumerGroupConfig.Version = consumerConfig.KafkaVersion
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consumerGroupConfig.Consumer.Offsets.Initial = consumerConfig.OffsetsInitial
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consumerGroupConfig.Consumer.Return.Errors = consumerConfig.IsReturnErr
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if consumerConfig.UserName != "" && consumerConfig.Password != "" {
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consumerGroupConfig.Net.SASL.Enable = true
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consumerGroupConfig.Net.SASL.User = consumerConfig.UserName
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consumerGroupConfig.Net.SASL.Password = consumerConfig.Password
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}
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SetupTLSConfig(consumerGroupConfig, tlsConfig)
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consumerGroup, err := sarama.NewConsumerGroup(addrs, groupID, consumerGroupConfig)
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if err != nil {
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return nil, errs.Wrap(err, strings.Join(topics, ","), strings.Join(addrs, ","), groupID, consumerConfig.UserName, consumerConfig.Password)
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}
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return &MConsumerGroup{
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consumerGroup,
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groupID,
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topics,
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}, nil
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}
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func (mc *MConsumerGroup) GetContextFromMsg(cMsg *sarama.ConsumerMessage) context.Context {
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return GetContextWithMQHeader(cMsg.Headers)
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}
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func (mc *MConsumerGroup) RegisterHandleAndConsumer(ctx context.Context, handler sarama.ConsumerGroupHandler) {
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log.ZDebug(ctx, "register consumer group", "groupID", mc.groupID)
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for {
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err := mc.ConsumerGroup.Consume(ctx, mc.topics, handler)
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if errors.Is(err, sarama.ErrClosedConsumerGroup) {
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return
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}
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if errors.Is(err, context.Canceled) {
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return
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}
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if err != nil {
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log.ZWarn(ctx, "consume err", err, "topic", mc.topics, "groupID", mc.groupID)
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}
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}
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}
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func (mc *MConsumerGroup) Close() error {
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return mc.ConsumerGroup.Close()
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}
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