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/*
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** description("").
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** copyright('Open_IM,www.Open_IM.io').
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** author("fg,Gordon@tuoyun.net").
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** time(2021/5/13 10:33).
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*/
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package logic
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import (
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"Open_IM/pkg/common/config"
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kfk "Open_IM/pkg/common/kafka"
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"Open_IM/pkg/common/log"
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pbChat "Open_IM/pkg/proto/chat"
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pbRelay "Open_IM/pkg/proto/relay"
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"github.com/Shopify/sarama"
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"github.com/golang/protobuf/proto"
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)
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type fcb func(msg []byte)
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type PushConsumerHandler struct {
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msgHandle map[string]fcb
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pushConsumerGroup *kfk.MConsumerGroup
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}
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func (ms *PushConsumerHandler) Init() {
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ms.msgHandle = make(map[string]fcb)
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ms.msgHandle[config.Config.Kafka.Ms2pschat.Topic] = ms.handleMs2PsChat
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ms.pushConsumerGroup = kfk.NewMConsumerGroup(&kfk.MConsumerGroupConfig{KafkaVersion: sarama.V0_10_2_0,
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OffsetsInitial: sarama.OffsetNewest, IsReturnErr: false}, []string{config.Config.Kafka.Ms2pschat.Topic}, config.Config.Kafka.Ms2pschat.Addr,
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config.Config.Kafka.ConsumerGroupID.MsgToPush)
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}
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func (ms *PushConsumerHandler) handleMs2PsChat(msg []byte) {
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log.InfoByKv("msg come from kafka And push!!!", "", "msg", string(msg))
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pbData := pbChat.MsgSvrToPushSvrChatMsg{}
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if err := proto.Unmarshal(msg, &pbData); err != nil {
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log.ErrorByKv("push Unmarshal msg err", "", "msg", string(msg), "err", err.Error())
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return
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}
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sendPbData := pbRelay.MsgToUserReq{}
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sendPbData.SendTime = pbData.SendTime
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sendPbData.OperationID = pbData.OperationID
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sendPbData.ServerMsgID = pbData.MsgID
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sendPbData.MsgFrom = pbData.MsgFrom
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sendPbData.ContentType = pbData.ContentType
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sendPbData.SessionType = pbData.SessionType
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sendPbData.RecvID = pbData.RecvID
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sendPbData.Content = pbData.Content
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sendPbData.SendID = pbData.SendID
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sendPbData.SenderNickName = pbData.SenderNickName
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sendPbData.SenderFaceURL = pbData.SenderFaceURL
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sendPbData.ClientMsgID = pbData.ClientMsgID
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sendPbData.PlatformID = pbData.PlatformID
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sendPbData.RecvSeq = pbData.RecvSeq
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//Call push module to send message to the user
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MsgToUser(&sendPbData, pbData.OfflineInfo, pbData.Options)
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}
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func (PushConsumerHandler) Setup(_ sarama.ConsumerGroupSession) error { return nil }
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func (PushConsumerHandler) Cleanup(_ sarama.ConsumerGroupSession) error { return nil }
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func (ms *PushConsumerHandler) ConsumeClaim(sess sarama.ConsumerGroupSession,
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claim sarama.ConsumerGroupClaim) error {
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for msg := range claim.Messages() {
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log.InfoByKv("kafka get info to mysql", "", "msgTopic", msg.Topic, "msgPartition", msg.Partition, "msg", string(msg.Value))
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ms.msgHandle[msg.Topic](msg.Value)
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}
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return nil
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}
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