url监控

#!/usr/bin/env python
#coding:utf-8

import MySQLdb,requests
import time
from datetime import datetime

global sendtime
global flag
global monitor_time

number = 0
to_email = []
params = {}
timedic = {}
a=[]
b=[]
c=[]

def sendmail(mail_list, message):
    url = "http://api.sendcloud.net/apiv2/mail/send"
    for number in range(len(mail_list)):
        params['apiUser'] = ""
        params['apiKey'] = ""
        params['from'] = ""
        params['fromName'] = "bill"
        params['subject'] = "warning"
        params['html'] = "your html is abnormal: " + message
        params['to'] = mail_list[number]
        r = requests.post(url, files={}, data=params)
        print r.text

#get请求
def get_status(url):
    g = requests.get(url,allow_redirects = False)
    return g.status_code,g.content

#post请求
def post_status(url):
    p = requests.post(url,allow_redirects = False)
    return p.status_code , p.content

if __name__ == '__main__':

    while True:

        conn = MySQLdb.connect(host='127.0.0.1', user='root', passwd='734815', db='url_monitor')
        cur = conn.cursor()
        # 查找所有的
        reCount = cur.execute('select * from url_test;')
        # 获取所有的url及相关参数
        all_urls = cur.fetchall()

        for item in all_urls:
            #设置初始值
            if number == 0:
                timedic[item[0]] = 0
                flag = 0

            #监控间隔
            monitor_time = int(item[5])

            #判断是post还是get请求
            if item[1] == 'get':
                current_status = get_status(item[0])
            else:
                current_status = post_status(item[0])

            to_email = item[3].split(',')
            #print to_email
            a = []
            b = []
            c = []

            #此时存在数据库与直接获取的页面都存在空白符，所以需要去掉，用函数去出现问题
            #数据库
            for n in range(len(item[4])):
                if item[4][n] != '\r' :
                    a.append(item[4][n])
            for n in range(len(a)):
                if a[n] != '\n':
                    c.append(a[n])
            #直接获取
            for n in range(len(current_status[1])):
                if current_status[1][n] != '\n':
                     b.append(current_status[1][n])

            #请求之后的状态跟预设的状态不一致,或者请求的页面与预设的页面不一致
            if current_status[0] != int(item[2]) or c != b:

                #异常发送
                if timedic[item[0]] == 0:
                    # 标志着此时的状态是不正常的
                    flag = 1
                    sendtime = datetime.now()
                    timedic[item[0]] = 1
                    message = item[0] + '\t' + str(current_status[0]) + ' is mismatch with preset! ' + 'The preset is ' + str(item[2])+'or the reponse is error'
                    sendmail(to_email, message)
                    #print message

                currenttime = datetime.now()
                if (currenttime-sendtime).seconds >= 3:
                    timedic[item[0]] = 0

            #如果此时恢复正常
            if current_status[0] == int(item[2]) and c == b:

                if  flag == 1:
                    message = item[0] + '\tChange from abnomaly to normal!'
                    sendmail(to_email, message)
                    flag = 0
                    #print message
                else:
                    print item[0]+'\t is normal!'
                    # 正常状态

        number = 1
        # 控制监控的间隔,有数据库的监控间隔决定
        time.sleep(monitor_time)
        cur.close()
        conn.close()