邮件推送服务其实就是一个简单的API调用 ,但是官方的教程。。emmm
Python - 签名 & 推送
阿里云有提供SDK,但是签名算法目前只有JAVA、PHP、C#支持,其他需要自己写。在查了一些资料后,基于这篇文章,最终实现了邮件推送。
# coding=utf-8
import base64
import hmac
from hashlib import sha1
import urllib
import time
import uuid
from config.base import ALIYUN_ACCESS_KEY_ID, ALIYUN_ACCESS_KEY_SECRET
class AliyunMonitor:
def __init__(self, url):
self.access_id = ALIYUN_ACCESS_KEY_ID
self.access_secret = ALIYUN_ACCESS_KEY_SECRET
self.url = url
# 签名
def sign(self, accessKeySecret, parameters):
sortedParameters = sorted(parameters.items(), key=lambda parameters: parameters[0])
canonicalizedQueryString = ''
for (k, v) in sortedParameters:
canonicalizedQueryString += '&' + self.percent_encode(k) + '=' + self.percent_encode(v)
stringToSign = 'GET&%2F&' + self.percent_encode(canonicalizedQueryString[1:]) # 使用get请求方法
h = hmac.new(accessKeySecret + "&", stringToSign, sha1)
signature = base64.encodestring(h.digest()).strip()
return signature
def percent_encode(self, encodeStr):
encodeStr = str(encodeStr)
# 下面这行挺坑的,使用上面文章中的方法会在某些情况下报错,后面详细说明
res = urllib.quote(encodeStr.decode('utf-8').encode('utf-8'), '')
res = res.replace('+', '%20')
res = res.replace('*', '%2A')
res = res.replace('%7E', '~')
return res
def make_url(self, params):
timestamp = time.strftime("%Y-%m-%dT%H:%M:%SZ", time.gmtime())
parameters = {
'Format': 'JSON',
'Version': '2015-11-23',
'AccessKeyId': self.access_id,
'SignatureVersion': '1.0',
'SignatureMethod': 'HMAC-SHA1',
'SignatureNonce': str(uuid.uuid1()),
'Timestamp': timestamp,
}
for key in params.keys():
parameters[key] = params[key]
signature = self.sign(self.access_secret, parameters)
parameters['Signature'] = signature
# return parameters
url = self.url + "/?" + urllib.urlencode(parameters)
return url
然后,我们写一个send_email的方法来调用:
# coding=utf-8
import requests
from lib.aliyun_monitor import AliyunMonitor
def send_email(email_address, subject, text):
payload = {
'Action': 'SingleSendMail',
'AccountName': 'mail@mail.xxx.com',
'ReplyToAddress': 'true',
'AddressType': 0,
'ToAddress': email_address,
'FromAlias': 'TalkingCoder',
'Subject': subject,
'HtmlBody': text
}
aliyun = AliyunMonitor("http://dm.aliyuncs.com")
url = aliyun.make_url(payload)
request = requests.get(url)
print request.text
send_email('test@test.com', '标题', '内容')