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66 lines
1.6 KiB
66 lines
1.6 KiB
/*
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** description("").
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** copyright('tuoyun,www.tuoyun.net').
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** author("fg,Gordon@tuoyun.net").
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** time(2021/5/11 9:36).
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*/
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package kafka
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import (
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"context"
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"github.com/OpenIMSDK/Open-IM-Server/pkg/common/constant"
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"github.com/OpenIMSDK/Open-IM-Server/pkg/common/tracelog"
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"github.com/Shopify/sarama"
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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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}
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func NewMConsumerGroup(consumerConfig *MConsumerGroupConfig, topics, addrs []string, groupID string) *MConsumerGroup {
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config := sarama.NewConfig()
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config.Version = consumerConfig.KafkaVersion
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config.Consumer.Offsets.Initial = consumerConfig.OffsetsInitial
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config.Consumer.Return.Errors = consumerConfig.IsReturnErr
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//fmt.Println("init address is ", addrs, "topics is ", topics)
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consumerGroup, err := sarama.NewConsumerGroup(addrs, groupID, config)
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if err != nil {
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panic(err.Error())
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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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}
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}
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func (mc *MConsumerGroup) GetContextFromMsg(cMsg *sarama.ConsumerMessage, rootFuncName string) context.Context {
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ctx := tracelog.NewCtx(rootFuncName)
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var operationID string
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for _, v := range cMsg.Headers {
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if string(v.Key) == constant.OperationID {
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operationID = string(v.Value)
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}
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}
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tracelog.SetOperationID(ctx, operationID)
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return ctx
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}
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func (mc *MConsumerGroup) RegisterHandleAndConsumer(handler sarama.ConsumerGroupHandler) {
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ctx := context.Background()
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for {
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err := mc.ConsumerGroup.Consume(ctx, mc.topics, handler)
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if err != nil {
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panic(err.Error())
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}
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}
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}
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