redis.go
2.36 KB
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package redisproxy
import (
"github.com/garyburd/redigo/redis"
"time"
)
var RedisPool *redis.Pool
//conf *conf.ServerConf
func ConnectRedis(db int, auth, address string) error {
RedisPool = &redis.Pool{
//最大活跃连接数，0代表无限
MaxActive: 888,
MaxIdle: 20,
//闲置连接的超时时间
IdleTimeout: time.Second * 100,
//定义拨号获得连接的函数
Dial: func() (redis.Conn, error) {
option := []redis.DialOption{redis.DialDatabase(db)}
if auth != "" {
option = append(option, redis.DialPassword(auth))
}
return redis.Dial("tcp", address, option...)
},
}
return nil
}
func CloseRedis() {
RedisPool.Close()
}
func redisCommand(command string, args ...interface{}) (reply interface{}, err error) {
conn := RedisPool.Get()
defer conn.Close()
return conn.Do(command, args...)
}
func ExpireKey(key interface{}, ttl interface{}) (reply interface{}, err error) {
return redisCommand("expire", key, ttl)
}
//redis 管道操作
func PipLine(f func(conn redis.Conn)) {
conn := RedisPool.Get()
defer conn.Close()
f(conn)
}
func PipLineTest() {
PipLine(func(c redis.Conn) {
c.Send("SET", "foo", "bar")
c.Send("GET", "foo")
c.Flush()
//receive一次只从结果中拿出一个send的命令进行处理
c.Receive() // reply from SET
_, _ = c.Receive() // reply from GET
})
}
func SETNX(args ...interface{}) (reply interface{}, err error) {
return redisCommand("SETNX", args...)
}
func SET(args ...interface{}) (reply interface{}, err error) {
return redisCommand("SET", args...)
}
func GET(args ...interface{}) (reply interface{}, err error) {
return redisCommand("GET", args...)
}
func DEL(args ...interface{}) (reply interface{}, err error) {
return redisCommand("DEL", args...)
}
func HKEYS(args ...interface{}) (reply interface{}, err error) {
return redisCommand("HKEYS", args...)
}
func HMSET(args ...interface{}) (reply interface{}, err error) {
return redisCommand("HMSET", args...)
}
func HMGET(args ...interface{}) (reply interface{}, err error) {
return redisCommand("HMGET", args...)
}
func HSET(args ...interface{}) (reply interface{}, err error) {
return redisCommand("HSET", args...)
}
func HGET(args ...interface{}) (reply interface{}, err error) {
return redisCommand("HGET", args...)
}
func HINCRBY(args ...interface{}) (reply interface{}, err error) {
return redisCommand("HINCRBY", args...)
}