Add redis dbid config

db.go

@@ -291,12 +291,12 @@ func (connector *DbConnector) GetChecksCount() (int64, error) {
 // InitRedisDatabase creates Redis pool based on config
 func InitRedisDatabase() {
 	db = &DbConnector{
-		Pool: NewRedisPool(fmt.Sprintf("%s:%s", config.Redis.Host, config.Redis.Port)),
+		Pool: NewRedisPool(fmt.Sprintf("%s:%s", config.Redis.Host, config.Redis.Port), config.Redis.DBID),
 	}
 }
 
 // NewRedisPool creates Redis pool
-func NewRedisPool(redisURI string) *redis.Pool {
+func NewRedisPool(redisURI string, dbID ...int) *redis.Pool {
 	return &redis.Pool{
 		MaxIdle:     3,
 		IdleTimeout: 240 * time.Second,
@@ -305,6 +305,9 @@ func NewRedisPool(redisURI string) *redis.Pool {
 			if err != nil {
 				return nil, err
 			}
+			if len(dbID) > 0 {
+				c.Do("SELECT", dbID[0])
+			}
 			return c, err
 		},
 		TestOnBorrow: func(c redis.Conn, t time.Time) error {

settings.go

@@ -20,6 +20,7 @@ type NotifierConfig struct {
 type RedisConfig struct {
 	Host string `yaml:"host"`
 	Port string `yaml:"port"`
+	DBID int    `yaml:"dbid"`
 }
 
 type FrontConfig struct {