Failed to load http://wantTOgo.com/get_sts_token/:
No 'Access-Control-Allow-Origin' header is present on the requested resource.
Origin 'http://fromHere.com' is therefore not allowed access.

package main

import (
   "./myKey"
   "fmt"
   "os"

   "github.com/aliyun/aliyun-sts-go-sdk/sts"
   "github.com/labstack/echo"
   "github.com/labstack/echo/middleware"
   "net/http"
)

func handleError(err error) {
   fmt.Println(err)
   os.Exit(-1)
}

const (
   accessKeyID     = myKey.AccessKeyID
   accessKeySecret = myKey.AccessKeySecret
   roleArn         = myKey.RoleArn
   sessionName     = myKey.SessionName
)

type ExceptionResp struct {
   Status  string
   Message string
}

func main() {
   e := echo.New()
   e.Use(middleware.CORSWithConfig(middleware.CORSConfig{
      // AllowOrigins: []string{"https://labstack.com", "https://labstack.net"},
      AllowOrigins: []string{"*"},
      // AllowHeaders: []string{echo.HeaderOrigin, echo.HeaderContentType, echo.HeaderAccept},
      AllowHeaders: []string{"*"},
   }))
   e.GET("/aliSTS/:uid", func(c echo.Context) error {
      uid := c.Param("uid")
      fmt.Println("LOG ", uid)
      stsClient := sts.NewClient(accessKeyID, accessKeySecret, roleArn, sessionName)
      resp, err := stsClient.AssumeRole(3600)
      if err != nil {
         handleError(err)
         r := &ExceptionResp{
            Status:  "-1",
            Message: "what?",
         }
         return c.JSON(http.StatusOK, r)
      }
      r := resp.Credentials
      return c.JSON(http.StatusOK, r)
   })
   e.Logger.Fatal(e.Start(":1324"))
}


<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
 </body>
</html>
<script>
    const ourSTSurl = 'http://blackhole.com:1324/aliSTS/33333'
    const xhr = new XMLHttpRequest()
    const verb = 'GET'
    xhr.open(verb,ourSTSurl)
    xhr.setRequestHeader('Access-Control-Allow-Origin', '*');
    xhr.send()
    console.log(xhr)
</script>




												


											
Failed to load http://wantTOgo.com/get_sts_token/:  No 'Access-Control-Allow-Origin' header is present on the requested resource.  Origin 'http://fromHere.com' is therefore not allowed access.的更多相关文章
	

    
								
  1. XMLHttpRequest cannot load  ''. No 'Access-Control-Allow-Origin' header is present on the requested resource. Origin ' ' is therefore not allowed access.
		
    ajax跨域 禁止访问! 利用Access-Control-Allow-Origin响应头解决跨域请求
    
		
    2. 
						
  2. elasticsearch按照配置时遇到的一些坑 [Failed to load settings from [elasticsearch.yml]]
		
    这里整理几个空格引起的问题. 版本是elasticsearch-2.3.0 或者elasticsearch-rtf-master Exception in thread "main" ...
    
		
    3. 
						
  3. Metaio在Unity3D中报错 Start: failed to load tracking configuration: TrackingConfigGenerated.xml 解决方法
		
    报错:Start: failed to load tracking configuration: TrackingConfigGenerated.xml Start: failed to load t ...
    
		
    4. 
						
  4. eclipse报错：Failed to load the JNI shared library
		
    Eclipse运行时提示“Failed to load the JNI shared library /Java/jre6/bin/client/jvm.dll”的一个解决方案 因为 Eclipse  ...
    
		
    5. 
						
  5. struts的标签库出现Failed to load or instantiate TagExtraInfo class
		
    使用struts的标签库出现Failed to load or instantiate TagExtraInfo class 最近在使用struts标签库的时候,在eclipse开发环境中是正常的,放 ...
    
		
    6. 
						
  6. Eclipse - Failed to load the JNI shared Library (JDK)
		
    When I try opening Eclipse, a pop-up dialog states: Failed to load the JNI shared library "C:/J ...
    
		
    7. 
						
  7. Failed to load JavaHL Library.
		
    以前使用的电脑是32位的,安装的svn可以正常使用,但是现在的电脑室64位的,安装好svn后,把项目提交到svn的过程中,总是弹出来一个错误的对话框: Failed to load JavaHL Li ...
    
		
    8. 
						
  8. win2008server R2 x64 部署.net core到IIS上出现【Failed to load the dll from [C:\Program Files\dotnet\host\fxr\1.0.1\hostfxr.dll], HRESULT: 0x80070057】错误
		
    win2008server R2 x64 部署.net core到IIS上出现[Failed to load the dll from [C:\Program Files\dotnet\host\fx ...
    
		
    9. 
						
  9. eclipse failed to load the jni jvm.dll
		
    问题:打开Eclipse弹出,eclipse failed to load the jni jvm.dll,一般都是本机的JDK与Eclipse位数不等{32-64,64-32} 解决:看本机Java ...
    
		
    10. 
		

	


随机推荐
	

    
									
  1. 使用springboot 2.0后，静态资源默认路径无法访问
			
    原因在于:META-INF/resources / resources / static / public 都是spring boot 认为静态资源应该放置的位置,会自动去寻找静态资源 然而,在2.0 ...
    
			
    2. 
						
  2. Akka之BackoffSupervisor
			
    一.背景 最近在开发一个项目,项目的各模块之间是使用akka grpc传输音频帧的,并且各模块中的actor分别都进行了persist.本周在开发过程中遇到了一个bug,就是音频帧在通行一段时间后,整 ...
    
			
    3. 
						
  3. SecureCRT分屏显示
			
    [Tab右键]或者[Session Manager右键]->[Send to New Tab Group]
    
			
    4. 
						
  4. Maven项目导入到Eclipse时Build出现the user operation is waiting for building workspace to complete的问题解决
			
    解决办法如下: 1.选择菜单栏的[Project],然后把菜单栏中[Build Automatically]前面的对钩去掉.
    
			
    5. 
						
  5. 基于WPF系统框架设计(5)-Ribbon整合Avalondock 2.0实现多文档界面设计(二)
			
    AvalonDock 是一个.NET库,用于在停靠模式布局(docking)中排列一系列WPF/WinForm控件.最新发布的版本原生支持MVVM框架.Aero Snap特效并具有更好的性能. Ava ...
    
			
    6. 
						
  6. 终端应用变身文件 MD5/SHA1 校验工具
			
    担心下载的文件被恶意篡改?没有找到 Mac 平台文件校验工具?其实 Mac OS X 系统中已经内置了“文件 MD5/SHA1 校验工具”,它就藏身于终端(Terminal)应用中! 打开终端应用,输 ...
    
			
    7. 
						
  7. django admin页面样式丢失问题
			
    wamp 配置django admin页面样式丢失问题 第一种方法:在apache配置文件httpd.conf中加入如下代码:Alias /static "E:\Python27\Lib\s ...
    
			
    8. 
						
  8. xampp 安装  mysql-python
			
    在已经安装brew前提下:brew install mysql-connector-c pip install MySQL-python
    
			
    9. 
						
  9. SilverLight-Access:银光项目测试数据类列表
			
    ylbtech-SilverLight-Access:银光项目测试数据类列表 1.A, Product.cs 产品类 1.A, Product.cs 产品类返回顶部 1,/Access/Product ...
    
			
    10. 
						
  10. 规划设计系列3 | SketchUp+实景三维，方案现状一起看
			
    将SketchUp中建立的模型与实景三维模型进行集成,既可以充分发挥实景三维在地理空间记录方面的优势,又可以去除SketchUp在周边环境设计上的不足. 同时借助Wish3D Earth丰富的场景浏览 ...
    
			
    11.