You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
95 lines
2.5 KiB
95 lines
2.5 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 cache
|
|
|
|
import (
|
|
"context"
|
|
"time"
|
|
|
|
"github.com/dtm-labs/rockscache"
|
|
"github.com/redis/go-redis/v9"
|
|
|
|
relationtb "github.com/openimsdk/open-im-server/v3/pkg/common/db/table/relation"
|
|
)
|
|
|
|
const (
|
|
blackIDsKey = "BLACK_IDS:"
|
|
blackExpireTime = time.Second * 60 * 60 * 12
|
|
)
|
|
|
|
// args fn will exec when no data in msgCache.
|
|
type BlackCache interface {
|
|
// get blackIDs from msgCache
|
|
metaCache
|
|
NewCache() BlackCache
|
|
GetBlackIDs(ctx context.Context, userID string) (blackIDs []string, err error)
|
|
// del user's blackIDs msgCache, exec when a user's black list changed
|
|
DelBlackIDs(ctx context.Context, userID string) BlackCache
|
|
}
|
|
|
|
type BlackCacheRedis struct {
|
|
metaCache
|
|
expireTime time.Duration
|
|
rcClient *rockscache.Client
|
|
blackDB relationtb.BlackModelInterface
|
|
}
|
|
|
|
func NewBlackCacheRedis(
|
|
rdb redis.UniversalClient,
|
|
blackDB relationtb.BlackModelInterface,
|
|
options rockscache.Options,
|
|
) BlackCache {
|
|
rcClient := rockscache.NewClient(rdb, options)
|
|
|
|
return &BlackCacheRedis{
|
|
expireTime: blackExpireTime,
|
|
rcClient: rcClient,
|
|
metaCache: NewMetaCacheRedis(rcClient),
|
|
blackDB: blackDB,
|
|
}
|
|
}
|
|
|
|
func (b *BlackCacheRedis) NewCache() BlackCache {
|
|
return &BlackCacheRedis{
|
|
expireTime: b.expireTime,
|
|
rcClient: b.rcClient,
|
|
blackDB: b.blackDB,
|
|
metaCache: NewMetaCacheRedis(b.rcClient, b.metaCache.GetPreDelKeys()...),
|
|
}
|
|
}
|
|
|
|
func (b *BlackCacheRedis) getBlackIDsKey(ownerUserID string) string {
|
|
return blackIDsKey + ownerUserID
|
|
}
|
|
|
|
func (b *BlackCacheRedis) GetBlackIDs(ctx context.Context, userID string) (blackIDs []string, err error) {
|
|
return getCache(
|
|
ctx,
|
|
b.rcClient,
|
|
b.getBlackIDsKey(userID),
|
|
b.expireTime,
|
|
func(ctx context.Context) ([]string, error) {
|
|
return b.blackDB.FindBlackUserIDs(ctx, userID)
|
|
},
|
|
)
|
|
}
|
|
|
|
func (b *BlackCacheRedis) DelBlackIDs(ctx context.Context, userID string) BlackCache {
|
|
cache := b.NewCache()
|
|
cache.AddKeys(b.getBlackIDsKey(userID))
|
|
|
|
return cache
|
|
}
|