复制项目

pkg/rpccache/subscriber.go

@@ -0,0 +1,44 @@
+// Copyright © 2024 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 rpccache
+
+import (
+	"context"
+	"encoding/json"
+
+	"github.com/openimsdk/tools/errs"
+	"github.com/openimsdk/tools/log"
+	"github.com/redis/go-redis/v9"
+)
+
+func subscriberRedisDeleteCache(ctx context.Context, client redis.UniversalClient, channel string, del func(ctx context.Context, key ...string)) {
+	defer func() {
+		if r := recover(); r != nil {
+			log.ZPanic(ctx, "subscriberRedisDeleteCache Panic", errs.ErrPanic(r))
+		}
+	}()
+	for message := range client.Subscribe(ctx, channel).Channel() {
+		log.ZDebug(ctx, "subscriberRedisDeleteCache", "channel", channel, "payload", message.Payload)
+		var keys []string
+		if err := json.Unmarshal([]byte(message.Payload), &keys); err != nil {
+			log.ZError(ctx, "subscriberRedisDeleteCache json.Unmarshal error", err)
+			continue
+		}
+		if len(keys) == 0 {
+			continue
+		}
+		del(ctx, keys...)
+	}
+}