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Open-IM-Server/internal/msgtransfer/online_msg_to_mongo_handler.go

114 lines
3.7 KiB

// Copyright © 2023 OpenIM. All rights reserved.
//
// Licensed 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 msgtransfer
import (
"context"
"github.com/Shopify/sarama"
"google.golang.org/protobuf/proto"
"github.com/OpenIMSDK/Open-IM-Server/pkg/common/config"
"github.com/OpenIMSDK/Open-IM-Server/pkg/common/db/controller"
kfk "github.com/OpenIMSDK/Open-IM-Server/pkg/common/kafka"
"github.com/OpenIMSDK/Open-IM-Server/pkg/common/log"
pbMsg "github.com/OpenIMSDK/Open-IM-Server/pkg/proto/msg"
)
type OnlineHistoryMongoConsumerHandler struct {
historyConsumerGroup *kfk.MConsumerGroup
msgDatabase controller.CommonMsgDatabase
}
func NewOnlineHistoryMongoConsumerHandler(database controller.CommonMsgDatabase) *OnlineHistoryMongoConsumerHandler {
mc := &OnlineHistoryMongoConsumerHandler{
historyConsumerGroup: kfk.NewMConsumerGroup(&kfk.MConsumerGroupConfig{KafkaVersion: sarama.V2_0_0_0,
OffsetsInitial: sarama.OffsetNewest, IsReturnErr: false}, []string{config.Config.Kafka.MsgToMongo.Topic},
config.Config.Kafka.Addr, config.Config.Kafka.ConsumerGroupID.MsgToMongo),
msgDatabase: database,
}
return mc
}
func (mc *OnlineHistoryMongoConsumerHandler) handleChatWs2Mongo(
ctx context.Context,
cMsg *sarama.ConsumerMessage,
key string,
session sarama.ConsumerGroupSession,
) {
msg := cMsg.Value
msgFromMQ := pbMsg.MsgDataToMongoByMQ{}
err := proto.Unmarshal(msg, &msgFromMQ)
if err != nil {
log.ZError(ctx, "unmarshall failed", err, "key", key, "len", len(msg))
return
}
if len(msgFromMQ.MsgData) == 0 {
log.ZError(ctx, "msgFromMQ.MsgData is empty", nil, "cMsg", cMsg)
return
}
log.ZInfo(ctx, "mongo consumer recv msg", "msgs", msgFromMQ.MsgData)
err = mc.msgDatabase.BatchInsertChat2DB(ctx, msgFromMQ.ConversationID, msgFromMQ.MsgData, msgFromMQ.LastSeq)
if err != nil {
log.ZError(
ctx,
"single data insert to mongo err",
err,
"msg",
msgFromMQ.MsgData,
"conversationID",
msgFromMQ.ConversationID,
)
}
var seqs []int64
for _, msg := range msgFromMQ.MsgData {
seqs = append(seqs, msg.Seq)
}
err = mc.msgDatabase.DeleteMessagesFromCache(ctx, msgFromMQ.ConversationID, seqs)
if err != nil {
log.ZError(
ctx,
"remove cache msg from redis err",
err,
"msg",
msgFromMQ.MsgData,
"conversationID",
msgFromMQ.ConversationID,
)
}
mc.msgDatabase.DelUserDeleteMsgsList(ctx, msgFromMQ.ConversationID, seqs)
}
func (OnlineHistoryMongoConsumerHandler) Setup(_ sarama.ConsumerGroupSession) error { return nil }
func (OnlineHistoryMongoConsumerHandler) Cleanup(_ sarama.ConsumerGroupSession) error { return nil }
func (mc *OnlineHistoryMongoConsumerHandler) ConsumeClaim(
sess sarama.ConsumerGroupSession,
claim sarama.ConsumerGroupClaim,
) error { // a instance in the consumer group
log.ZDebug(context.Background(), "online new session msg come", "highWaterMarkOffset",
claim.HighWaterMarkOffset(), "topic", claim.Topic(), "partition", claim.Partition())
for msg := range claim.Messages() {
ctx := mc.historyConsumerGroup.GetContextFromMsg(msg)
if len(msg.Value) != 0 {
mc.handleChatWs2Mongo(ctx, msg, string(msg.Key), sess)
} else {
log.ZError(ctx, "mongo msg get from kafka but is nil", nil, "conversationID", msg.Key)
}
sess.MarkMessage(msg, "")
}
return nil
}