最近用到阿里云的API和SDK ，用python封装了一下基础类，我只是用查询一下接口的信息，别的没有测试过，可以看看
内容如下：
#-*- coding: utf-8 -*-
# author: sunwei
import json
import uuid
from urllib import request
import hmac,base64
from hashlib import sha1
from datetime import datetime, timedelta, timezone,date
from urllib.parse import urlencode,quote
from abc import ABCMeta,abstractclassmethod
class BaseSignature(object):
__metaclass__ = ABCMeta
def __init__(self,Access_Key_Id,Access_key_secret,Format='JSON'):
self.AccessKeyId = str(Access_Key_Id)
self.AccessKeySecret = str(Access_key_secret)
self.SignatureMethod = 'HMAC-SHA1'
self.SignatureVersion = '1.0'
self.SignatureNonce = str(uuid.uuid4())
self.Format = Format
self.Action = ''
self.Version = ''
def params(self):
self.D = {}
self.D['Action'] = self.Action
self.D.update(self.kv)
self.kv.clear()
self.D['SignatureMethod'] = self.SignatureMethod
self.D['AccessKeyId'] = self.AccessKeyId
self.D['SignatureVersion'] = self.SignatureVersion
self.D['SignatureNonce'] = self.SignatureNonce
self.D['Timestamp'] = self._UtcTimeStamp()
self.D['Version'] = self.Version
self.D['Format'] = self.Format
def _ToSign(self):
sortedD = sorted(self.D.items(), key=lambda x: x[0])
canstring = ''
for k, v in sortedD:
#print(k,v)
canstring += '&' + self.percentEncode(k) + '=' + self.percentEncode(v)
stringToSign = 'GET&%2F&' + self.percentEncode(canstring[1:])
return stringToSign.encode('utf-8')
def Signature(self):
key = (self.AccessKeySecret + '&').encode('utf-8')
v = self._ToSign()
h = hmac.new(key , v, sha1)
return base64.encodebytes(h.digest()).strip().decode('utf-8')
def percentEncode(self,s):
res = quote(s,'')
res = res.replace('+', '%20')
res = res.replace('*', '%2A')
res = res.replace('%7E', '~')
return res
def _UtcTimeStamp(self):
return (datetime.now() - timedelta(hours=8)).strftime('%Y-%m-%dT%XZ')
def urlencode(self):
self.params()
self.D['Signature'] = self.Signature()
print(self.D)
return urlencode(self.D)
@abstractclassmethod
def url(self): pass
class BaseApi(BaseSignature):
Version = ''
Baseurl = ''
def __init__(self, Access_Key_Id, Access_key_secret,Format='JSON'):
super(BaseApi,self).__init__(Access_Key_Id, Access_key_secret, Format)
def url(self,**kwargs):
kv = kwargs
self.Action = kv.pop('Action')
self.kv = kv
self.Version = self.__class__.__dict__.get('Version','')
return self.Baseurl + self.urlencode()
from urllib.error import URLError,HTTPError
class DecodeData(object):
def __call__(self,url):
try:
response = request.urlopen(request.Request(url)).read()
#de = response.decode('utf-8')
de = json.loads(response)
ddd = json.dumps(de,indent=4)
except HTTPError as e:
ddd = {'Data': e.msg}
print(ddd)
return ddd
class RegionApi(BaseApi):
Version = '2014-05-26'
Baseurl = "https://ecs.aliyuncs.com/?"
class DomainApi(BaseApi):
"""
Usage :
r = BaseApi(accesskeys,accesskeys_secrey)
r.url(Action='QueryDomainList',PageNum = '1',PageSize = '20')
"""
Version = '2018-01-29'
Baseurl = 'https://domain.aliyuncs.com/?'
class RdsApi(BaseApi):
Baseurl = 'https://rds.aliyuncs.com/?'
Version = '2014-08-15'
class SlbApi(BaseApi):
Baseurl = 'https://slb.aliyuncs.com/?'
Version = '2014-05-15'
class VpcApi(BaseApi):
Baseurl = 'https://vpc.aliyuncs.com/?'
Version = '2016-04-28'
原文地址：http://blog.51cto.com/5766902/2131322