57 lines
1.3 KiB
Go
57 lines
1.3 KiB
Go
/*
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Copyright 2019 The KubeSphere Authors.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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*/
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package redis
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import (
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"flag"
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"log"
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"sync"
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"github.com/go-redis/redis"
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)
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var (
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redisHost string
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redisPassword string
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redisDB int
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redisClientOnce sync.Once
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redisClient *redis.Client
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)
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func init() {
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flag.StringVar(&redisHost, "redis-server", "localhost:6379", "redis server host")
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flag.StringVar(&redisPassword, "redis-password", "", "redis password")
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flag.IntVar(&redisDB, "redis-db", 0, "redis db")
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}
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func Client() *redis.Client {
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redisClientOnce.Do(func() {
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redisClient = redis.NewClient(&redis.Options{
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Addr: redisHost,
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Password: redisPassword,
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DB: redisDB,
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})
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if err := redisClient.Ping().Err(); err != nil {
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log.Fatalln(err)
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}
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})
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return redisClient
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}
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