go-common/app/job/main/favorite/dao/stat/redis.go
2019-04-22 18:49:16 +08:00

104 lines
2.2 KiB
Go

package stat
import (
"context"
"strconv"
"go-common/library/cache/redis"
"go-common/library/log"
)
const (
_ipBanKey = "ipb_"
_buvidBanKey = "bvb_"
)
func ipBanKey(id int64, ip string) (key string) {
key = _ipBanKey + strconv.FormatInt(id, 10) + ip
return
}
func buvidBanKey(id, mid int64, ip, buvid string) (key string) {
key = _buvidBanKey + strconv.FormatInt(id, 10) + ip + buvid
if mid != 0 {
key += strconv.FormatInt(mid, 10)
}
return
}
// IPBan intercepts illegal views.
func (d *Dao) IPBan(c context.Context, id int64, ip string) (ban bool) {
var (
err error
exist bool
key = ipBanKey(id, ip)
conn = d.redis.Get(c)
)
defer conn.Close()
if exist, err = redis.Bool(conn.Do("EXISTS", key)); err != nil {
log.Error("conn.Do(EXISTS, %s) error(%+v)", key, err)
return
}
if exist {
ban = true
return
}
if err = conn.Send("SET", key, "1"); err != nil {
log.Error("conn.Send(EXPIRE, %s) error(%+v)", key, err)
return
}
if err = conn.Send("EXPIRE", key, d.ipExpire); err != nil {
log.Error("conn.Send(EXPIRE, %s) error(%+v)", key, err)
return
}
if err = conn.Flush(); err != nil {
log.Error("conn.Flush error(%+v)", err)
return
}
for i := 0; i < 2; i++ {
if _, err = conn.Receive(); err != nil {
log.Error("conn.Receive() error(%+v)", err)
return
}
}
return
}
// BuvidBan intercepts illegal views.
func (d *Dao) BuvidBan(c context.Context, id, mid int64, ip, buvid string) (ban bool) {
var (
err error
exist bool
key = buvidBanKey(id, mid, ip, buvid)
conn = d.redis.Get(c)
)
defer conn.Close()
if exist, err = redis.Bool(conn.Do("EXISTS", key)); err != nil {
log.Error("conn.Do(EXISTS, %s) error(%+v)", key, err)
return
}
if exist {
ban = true
return
}
if err = conn.Send("SET", key, "1"); err != nil {
log.Error("conn.Send(EXPIRE, %s) error(%+v)", key, err)
return
}
if err = conn.Send("EXPIRE", key, d.buvidExpire); err != nil {
log.Error("conn.Send(EXPIRE, %s) error(%+v)", key, err)
return
}
if err = conn.Flush(); err != nil {
log.Error("conn.Flush error(%+v)", err)
return
}
for i := 0; i < 2; i++ {
if _, err = conn.Receive(); err != nil {
log.Error("conn.Receive() error(%+v)", err)
return
}
}
return
}