```go // 模擬一些私人數據 var secrets = gin.H{ "foo": gin.H{"email": "foo@bar.com", "phone": "123433"}, "austin": gin.H{"email": "austin@example.com", "phone": "666"}, "lena": gin.H{"email": "lena@guapa.com", "phone": "523443"}, } func main() { r := gin.Default() // 路由組使用 gin.BasicAuth() 中間件 // gin.Accounts 是 map[string]string 的一種快捷方式 authorized := r.Group("/admin", gin.BasicAuth(gin.Accounts{ "foo": "bar", "austin": "1234", "lena": "hello2", "manu": "4321", })) // /admin/secrets 端點 // 觸發 "localhost:8080/admin/secrets authorized.GET("/secrets", func(c *gin.Context) { // 獲取用戶，它是由 BasicAuth 中間件設置的 user := c.MustGet(gin.AuthUserKey).(string) if secret, ok := secrets[user]; ok { c.JSON(http.StatusOK, gin.H{"user": user, "secret": secret}) } else { c.JSON(http.StatusOK, gin.H{"user": user, "secret": "NO SECRET :("}) } }) // 監聽并在 0.0.0.0:8080 上啟動服務 r.Run(":8080") } ```