redis配置默认值

redis/redis.go

@@ -22,14 +22,20 @@ type Config struct {
 // Init init
 func Init(opts *Config) error {
 	if opts == nil {
-		opts = &Config{
-			Host:        "127.0.0.1:6379",
-			Password:    "",
-			Database:    0,
-			MaxIdle:     10,
-			MaxActive:   100,
-			IdleTimeout: 600,
+		opts = &Config{}
 	}
+
+	if opts.Host == "" {
+		opts.Host = "127.0.0.1:6379"
+	}
+	if opts.MaxIdle == 0 {
+		opts.MaxIdle = 1
+	}
+	if opts.MaxActive == 0 {
+		opts.MaxActive = 10
+	}
+	if opts.IdleTimeout == 0 {
+		opts.IdleTimeout = 600
 	}
 
 	pool = &redigo.Pool{