利用zabbix API 统计一段时间内监控项的均值和峰值

 #coding:utf-8
 #给定主机IP获取一段时间内cpu的均值和峰值并写入文件(txt，可以跑完后直接把后缀名改为csv以表格形式打开)；需要指定IP文件
 import requests
 import json
 import csv
 import time

 def get_token():
     data = {
         "jsonrpc": "2.0",
         "method": "user.login",
         "params": {
             "user": username,
             "password": password
         },
         "id": 0
     }
     r = requests.get(zaurl, headers=header, data=json.dumps(data))
     auth = json.loads(r.text)
     return auth["result"]

 def item_get(token, host, itemkey):
     data = {
         "jsonrpc": "2.0",
         "method": "item.get",
         "params": {
             "host": host,
             "search": {
                 "key_": itemkey
             },
         },
         "auth": token,
         "id": 1
     }

     request = requests.post(zaurl, data=json.dumps(data), headers=header)
     dict = json.loads(request.content)
 #    print(dict)
     return dict['result'][0]['itemid']

 def getdata(token,itemid, start, stop):
     data = {
         "jsonrpc": "2.0",
         "method": "history.get",
         "params": {
             "output": "extend",
             "itemids": itemid,
             "history": 0,
             "time_from":start,
             "time_till":stop
         },
         "id": 2,
         "auth": token,

     }
     request = requests.post(zaurl, headers=header, data=json.dumps(data))
     dict = json.loads(request.content)
     print(dict)
     return dict['result']

 def timecovert(stringtime):
     timeArray = time.strptime(stringtime, "%Y-%m-%d %H:%M:%S")
     timeStamp = int(time.mktime(timeArray))
     return timeStamp

 if __name__ == "__main__":
     zaurl = "http://xx.xx.xx.xx/zabbix/api_jsonrpc.php"
     header = {"Content-Type": "application/json"}
     username = "xxxx"
     password = "xxxx"
     hostfile="ip.txt"
     token = get_token()
     starttime = "2019-10-27 00:00:00"
     stoptime = "2019-10-29 00:00:00"
     start = timecovert(starttime)
     stop = timecovert(stoptime)
 #生成一个txt文件
     datafile = "D:\生产\工作\IP\\data.txt"
     fdata = open(datafile,'w')
     with open(hostfile, "r") as f:
         f1 = f.readlines()
         for ips in f1:
             host = ips.replace('\n', '').strip()
             # 修改参数
 #以下例子为cpu
             itemkey = "system.cpu.util[,user]"]"
             itemid = item_get(token, host, itemkey)
             data = getdata(token,itemid,start,stop)
             if data:
                 valuelist = []
                 for i in data:
                     valuelist.append(float(i["value"]))
                 avge = sum(valuelist)/len(valuelist)
                 max1 = max(valuelist)
                 fdata.write(host + ',' + str(round(avge,2)) + ',' + str(round(max1,2)) + '\n')
 #                print (host, avge, max1)
             else:
                 print (host)
     fdata.close()