Python脚本获取Eureka服务列表后探活

python处理xml文件参考：​​https:/​​​​/zhuanlan.zhihu.com/p/67735717​​

#!/usr/bin/env python
import requests
import json
import xml.etree.ElementTree as ET

PATH = "/"
URL = "http://EUREKA_IP:PORT/eureka/apps"
r=requests.get(URL)
with open('./temp.xml','w+') as F:
    F.write(r.text)

def robot(appName,value):
    headers = {"Content-Type": "application/json"}
    url = "https://oapi.dingtalk.com/robot/send?access_token=XXXXXX"
    data = {
        "msgtype": "text",
        "text": {
            "content": "check: " + appName + "failed." + value
        },
        "isAtAll": True
    }
    value = json.dumps(data)
    response = requests.post(url,data=value,headers=headers)


tree =  ET.parse('temp.xml')
root = tree.getroot()
nodes = root.findall("application")
S = {}
for node in nodes:
    appName = node.findall("name")[0].text
    appInstances = node.findall("instance")
    L = []
    for instance in appInstances:
        ip = instance.find("ipAddr").text
        port = instance.find("port").text
        value = ip + ':' + port
        L.append(value)
    S[appName] = L
#print S

for key, values in S.iteritems():
    print "checking appname: %s..." % (key)
    for value in values:
        reqUrl = "http://" + value + PATH
        req = requests.get(reqUrl)
        if req.status_code != 200:
            robot(key,value)
#    break