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120 lines
3.6 KiB
120 lines
3.6 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 msgtransfer
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import (
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"context"
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"github.com/OpenIMSDK/protocol/constant"
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pbmsg "github.com/OpenIMSDK/protocol/msg"
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"github.com/OpenIMSDK/tools/log"
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"github.com/OpenIMSDK/tools/utils"
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"github.com/OpenIMSDK/Open-IM-Server/pkg/common/config"
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"github.com/OpenIMSDK/Open-IM-Server/pkg/common/db/controller"
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kfk "github.com/OpenIMSDK/Open-IM-Server/pkg/common/kafka"
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"github.com/Shopify/sarama"
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"google.golang.org/protobuf/proto"
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)
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type PersistentConsumerHandler struct {
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persistentConsumerGroup *kfk.MConsumerGroup
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chatLogDatabase controller.ChatLogDatabase
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}
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func NewPersistentConsumerHandler(database controller.ChatLogDatabase) *PersistentConsumerHandler {
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return &PersistentConsumerHandler{
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persistentConsumerGroup: kfk.NewMConsumerGroup(&kfk.MConsumerGroupConfig{
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KafkaVersion: sarama.V2_0_0_0,
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OffsetsInitial: sarama.OffsetNewest, IsReturnErr: false,
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}, []string{config.Config.Kafka.LatestMsgToRedis.Topic},
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config.Config.Kafka.Addr, config.Config.Kafka.ConsumerGroupID.MsgToMySql),
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chatLogDatabase: database,
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}
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}
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func (pc *PersistentConsumerHandler) handleChatWs2Mysql(
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ctx context.Context,
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cMsg *sarama.ConsumerMessage,
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msgKey string,
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_ sarama.ConsumerGroupSession,
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) {
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msg := cMsg.Value
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var tag bool
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msgFromMQ := pbmsg.MsgDataToMQ{}
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err := proto.Unmarshal(msg, &msgFromMQ)
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if err != nil {
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log.ZError(ctx, "msg_transfer Unmarshal msg err", err)
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return
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}
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return
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log.ZDebug(ctx, "handleChatWs2Mysql", "msg", msgFromMQ.MsgData)
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// Control whether to store history messages (mysql)
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isPersist := utils.GetSwitchFromOptions(msgFromMQ.MsgData.Options, constant.IsPersistent)
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// Only process receiver data
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if isPersist {
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switch msgFromMQ.MsgData.SessionType {
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case constant.SingleChatType, constant.NotificationChatType:
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if msgKey == msgFromMQ.MsgData.RecvID {
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tag = true
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}
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case constant.GroupChatType:
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if msgKey == msgFromMQ.MsgData.SendID {
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tag = true
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}
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case constant.SuperGroupChatType:
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tag = true
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}
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if tag {
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log.ZInfo(ctx, "msg_transfer msg persisting", "msg", string(msg))
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if err = pc.chatLogDatabase.CreateChatLog(&msgFromMQ); err != nil {
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log.ZError(ctx, "Message insert failed", err, "msg", msgFromMQ.String())
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return
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}
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}
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}
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}
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func (PersistentConsumerHandler) Setup(_ sarama.ConsumerGroupSession) error { return nil }
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func (PersistentConsumerHandler) Cleanup(_ sarama.ConsumerGroupSession) error { return nil }
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func (pc *PersistentConsumerHandler) ConsumeClaim(
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sess sarama.ConsumerGroupSession,
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claim sarama.ConsumerGroupClaim,
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) error {
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for msg := range claim.Messages() {
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ctx := pc.persistentConsumerGroup.GetContextFromMsg(msg)
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log.ZDebug(
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ctx,
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"kafka get info to mysql",
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"msgTopic",
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msg.Topic,
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"msgPartition",
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msg.Partition,
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"msg",
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string(msg.Value),
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"key",
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string(msg.Key),
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)
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if len(msg.Value) != 0 {
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pc.handleChatWs2Mysql(ctx, msg, string(msg.Key), sess)
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} else {
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log.ZError(ctx, "msg get from kafka but is nil", nil, "key", msg.Key)
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}
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sess.MarkMessage(msg, "")
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}
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return nil
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}
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