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