redis msg cache

internal/msgtransfer/online_msg_to_mongo_handler.go

@@ -77,27 +77,13 @@ func (mc *OnlineHistoryMongoConsumerHandler) handleChatWs2Mongo(ctx context.Cont
 	for _, msg := range msgFromMQ.MsgData {
 		seqs = append(seqs, msg.Seq)
 	}
-	err = mc.msgTransferDatabase.DeleteMessagesFromCache(ctx, msgFromMQ.ConversationID, seqs)
-	if err != nil {
-		log.ZError(
-			ctx,
-			"remove cache msg from redis err",
-			err,
-			"msg",
-			msgFromMQ.MsgData,
-			"conversationID",
-			msgFromMQ.ConversationID,
-		)
-	}
 }
 
 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 { // an instance in the consumer group
+func (mc *OnlineHistoryMongoConsumerHandler) ConsumeClaim(sess sarama.ConsumerGroupSession, claim sarama.ConsumerGroupClaim) error { // an 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() {

pkg/common/storage/cache/msg.go

@@ -25,4 +25,5 @@ type MsgCache interface {
 
 	GetMessageBySeqs(ctx context.Context, conversationID string, seqs []int64) ([]*model.MsgInfoModel, error)
 	DelMessageBySeqs(ctx context.Context, conversationID string, seqs []int64) error
+	SetMessageBySeqs(ctx context.Context, conversationID string, msgs []*model.MsgDataModel) error
 }

pkg/common/storage/cache/redis/msg.go

@@ -2,6 +2,7 @@ package redis
 
 import (
 	"context"
+	"encoding/json"
 	"github.com/dtm-labs/rockscache"
 	"github.com/openimsdk/open-im-server/v3/pkg/common/storage/cache"
 	"github.com/openimsdk/open-im-server/v3/pkg/common/storage/cache/cachekey"
@@ -77,3 +78,19 @@ func (c *msgCache) DelMessageBySeqs(ctx context.Context, conversationID string,
 	}
 	return nil
 }
+
+func (c *msgCache) SetMessageBySeqs(ctx context.Context, conversationID string, msgs []*model.MsgDataModel) error {
+	for _, msg := range msgs {
+		if msg == nil || msg.Seq <= 0 {
+			continue
+		}
+		data, err := json.Marshal(msg)
+		if err != nil {
+			return err
+		}
+		if err := c.rcClient.RawSet(ctx, cachekey.GetMsgCacheKey(conversationID, msg.Seq), string(data), msgCacheTimeout); err != nil {
+			return err
+		}
+	}
+	return nil
+}

pkg/common/storage/controller/msg_transfer.go

@@ -2,7 +2,9 @@ package controller
 
 import (
 	"context"
+	"github.com/openimsdk/open-im-server/v3/pkg/common/convert"
 	"github.com/openimsdk/protocol/constant"
+	"github.com/openimsdk/tools/utils/datautil"
 
 	"github.com/openimsdk/open-im-server/v3/pkg/common/config"
 	"github.com/openimsdk/open-im-server/v3/pkg/common/storage/cache"
@@ -252,6 +254,9 @@ func (db *msgTransferDatabase) BatchInsertChat2Cache(ctx context.Context, conver
 	if err := db.msgCache.DelMessageBySeqs(ctx, conversationID, seqs); err != nil {
 		return 0, false, nil, err
 	}
+	if err := db.msgCache.SetMessageBySeqs(ctx, conversationID, datautil.Slice(msgs, convert.MsgPb2DB)); err != nil {
+		return 0, false, nil, err
+	}
 	return lastMaxSeq, isNew, userSeqMap, nil
 }