Files
go-common/app/service/live/xcaptcha/dao/redis.go
2019-04-22 18:49:16 +08:00

73 lines
1.8 KiB
Go

package dao
import (
"context"
"go-common/library/cache/redis"
"go-common/library/log"
)
// RedisIncr incr a key
func (d *Dao) RedisIncr(ctx context.Context, key string) (num int64, err error) {
num = 0
conn := d.redis.Get(ctx)
defer conn.Close()
err = conn.Send("INCR", key)
if err != nil {
log.Error("[XCaptcha][Redis][error] conn.Send error(%v)", err)
return
}
err = conn.Send("EXPIRE", key, 3)
if err != nil {
log.Error("[XCaptcha][Redis][error] conn.Send error(%v)", err)
return
}
err = conn.Flush()
if err != nil {
log.Error("[XCaptcha][Redis][error] conn.Flush error(%v)", err)
return
}
if num, err = redis.Int64(conn.Receive()); err != nil {
log.Error("[XCaptcha][Redis][error] INCR conn.Receive error(%v)", key, err)
return
}
if _, err = conn.Receive(); err != nil {
log.Error("[XCaptcha][Redis][error] EXPIRE conn.Receive error(%v)", key, err)
return
}
return
}
// RedisGet get a string
func (d *Dao) RedisGet(ctx context.Context, key string) (value int64, err error) {
value = 0
conn := d.redis.Get(ctx)
defer conn.Close()
if value, err = redis.Int64(conn.Do("GET", key)); err != nil {
log.Error("[XCaptcha][Redis][error] GET conn.do error(%v)", key, err)
return
}
return
}
// RedisSet Set a string and expire
func (d *Dao) RedisSet(ctx context.Context, key string, value int64, timeout int64) (err error) {
conn := d.redis.Get(ctx)
defer conn.Close()
if _, err = conn.Do("SET", key, value, "EX", timeout); err != nil {
log.Error("[XCaptcha][Redis][error] SET conn.do error(%v)", key, err)
return
}
return
}
// RedisDel delete a key
func (d *Dao) RedisDel(ctx context.Context, key string) (err error) {
conn := d.redis.Get(ctx)
defer conn.Close()
if _, err = conn.Do("DEL", key); err != nil {
log.Error("[XCaptcha][Redis][error] Delete conn.do error(%v)", key, err)
return
}
return
}