钉钉监控服务

import requests
import os
import time
import json
import psutil
import socket
while True:
    # 获取本机计算机名称
    hostname = socket.gethostname()
    # 获取本机ip
    ip = socket.gethostbyname(hostname)
    time_now = time.strftime('%Y-%m-%d %H:%M:%S')
    url = 'https://oapi.dingtalk.com/robot/send?access_token=91a38bc1a6afc21b23bf450a058baa9baa6d3beb7fcad1b431db18c97c258ce4'
    def process():
        proc_dict = {}
        proc_name = set()
        # 要监控服务集合
        monitor_name = {'httpd'}
        # 要监控的服务
        server={'httpd':'systemctl start httpd'}
        for p in psutil.process_iter(attrs=['pid','name']):
            # psutil.process_iter:返回操作系统洗的全部进程名称和ID
            proc_dict[p.info['pid']]=p.info['name']
            proc_name.add(p.info['name'])
        proc_stop = monitor_name - proc_name
        '''>> > a = {'1'}    >> > b = {'2', '3', '4'}    >> > a - b    {'1'}    要监控服务-系统服务=死掉的'''
        if proc_stop:
            for p1 in proc_stop:
                p_status = '停止'
                data = {"msgtype": "text","text": {"content": "主机ip：%s\n服务：%s\n状态：%s\n%s" % (ip,p1, p_status,time_now)},"at": {"atMobiles": [],"isAtAll": False}}
                headers = {"Content-Type": "application/json", "Chartset": "utf-8"}
                # 把json转变为字符串格式数据
                send_data = json.dumps(data)
                # 这个是发送post请求，请求钉钉接口
                response = requests.post(url=url, headers=headers, data=send_data)
                # 讲求成功后返回的数据
                content = response.content.decode()
                os.system(server[p1])
                proc_a = set()
                for i in psutil.process_iter(attrs=['pid','name']):
                    proc_a.add(i.info['name'])
                if p1 in proc_a:
                    p_status = '启动'
                    data = {"msgtype": "text", "text": {"content": "主机ip：%s\n服务：%s\n状态：%s\n%s" % (ip, p1, p_status, time_now)},"at": {"atMobiles": [], "isAtAll": False}}
                    send_data = json.dumps(data)
                    response = requests.post(url=url, headers=headers, data=send_data)
                    content = response.content.decode()

                else:
                    p_status = '停止'
                    data = {  # 此消息的类型为固定的text
                        "msgtype": "text", "text": {  # 消息内容
                            "content": "主机ip：%s\n服务：%s\n状态：%s\n%s" % (ip, p1, p_status, time_now)},
                        "at": {  # 被@人手机号
                            "atMobiles": [], "isAtAll": False}}
                    send_data = json.dumps(data)
                    response = requests.post(url=url, headers=headers, data=send_data)
                    content = response.content.decode()

    time.sleep(5)
    process()