阿里云api

拼接http协议

AccessKeyId

access key id：相当于用户名

SignatureMethod

HMAC-SHA1

对StringToSign使用sha1加密用AccessKeySecret + '&'为salt

request_param

/?TimeStamp=2014-05-19T10%3A33%3A56Z &Format=xml &AccessKeyId=testid &Action=DescribeLoadBalancerAttribute &SignatureMethod=Hmac-SHA1 &LoadBalancerId=139a00604ad-cn-east-hangzhou-01 &SignatureNonce=NwDAxvLU6tFE0DVb &Version=2014-05-15 &SignatureVersion=1.0 &Signature=FZnIrdNSLax4lnWf6NkKDc7mp54%3D

拼接得到签名使用str

Signature

FZnIrdNSLax4lnWf6NkKDc7mp54%3D

Version

API版本：2014-05-15

HTTPMethod

GET

公共参数

AccessKeySecret：相当于密码

domain

slb.aliyuncs.com

SignatureVersion

1.0

拼接域名和参数

result

{ \"PageNumber\

HTTP

HTTP/HTTPS

user_param

用户参数：{\"RegionId\":\"cn-beijing\

StringToSign

参数转码并拼接参数结果

GET“&” + url编码(“/”) + ”&”

把Signature参数加入url

HTTPMethod + “&” + url编码(“/”) + ”&” + 编码(阿里云url参数)

Action

操作：CreateLoadBalancer

Format

返回：json或者json