Initial commit

app/service/openplatform/abtest/dao/redis.go

@@ -0,0 +1,44 @@
+package dao
+
+import (
+	"context"
+	"fmt"
+
+	"go-common/library/cache/redis"
+)
+
+const (
+	_keyVersionID = "abtest:versionid:%d"
+)
+
+// PingRedis check redis connection
+func (d *Dao) PingRedis(c context.Context) (err error) {
+	conn := d.redis.Get(c)
+	defer conn.Close()
+	_, err = conn.Do("PING")
+	return
+}
+
+//RedisVersionID 获取redis中的分组版本
+func (d *Dao) RedisVersionID(c context.Context, group int) (ver int64, err error) {
+	conn := d.redis.Get(c)
+	defer conn.Close()
+	ver, err = redis.Int64(conn.Do("GET", fmt.Sprintf(_keyVersionID, group)))
+	return
+}
+
+//SetnxRedisVersionID 使用v设置redis中的版本号
+func (d *Dao) SetnxRedisVersionID(c context.Context, group int, v int64) (err error) {
+	conn := d.redis.Get(c)
+	defer conn.Close()
+	_, err = conn.Do("SETNX", fmt.Sprintf(_keyVersionID, group), v)
+	return
+}
+
+//UpdateRedisVersionID 使用v更新redis中的分组版本
+func (d *Dao) UpdateRedisVersionID(c context.Context, group int, v int64) (err error) {
+	conn := d.redis.Get(c)
+	defer conn.Close()
+	_, err = conn.Do("SETEX", fmt.Sprintf(_keyVersionID, group), d.verifyExpire, v)
+	return
+}