WEB伺服器巡檢指令碼

指令碼功能：

監控多台Web伺服器狀態，一旦發生問題就發送郵件

運行環境：

Python2.7/2.4皆可運行

指令碼使用方法：

可利用Crontab或者計劃任務來指定時間運行，例如：

*/10 * * * * 指令碼路徑

指令碼運行效果如下：

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指令碼內容如下：

#!/usr/bin/env python# coding=utf-8#----------------------------------------------------------# Name:         WEB伺服器巡檢指令碼# Purpose:      監控多台Web伺服器狀態，一旦出現問題就發送郵件# Version:      1.0# Author:       LEO# BLOG:         http://linux5588.blog.51cto.com# EMAIL:        chanyipiaomiao@163.com# Created:      2013-06-04# Copyright:    (c) LEO 2013# Python:       2.4/2.7#----------------------------------------------------------from smtplib import SMTPfrom email import MIMETextfrom email import Headerfrom datetime import datetimeimport httplib#定義要檢測的伺服器，URL 連接埠號碼 資源名稱web_servers = [('192.168.1.254', 80, 'index.html'),               ('www.xxx.com', 80, 'index.html'),               ('114.114.114.114', 9000, '/main/login.html'),              ]#定義主機 帳號 密碼 收件者 郵件主題smtpserver = 'smtp.163.com'sender = 'xxxx@xxx.com'password = 'password'receiver = ('收件者1','收件者2')subject = u'WEB伺服器警示郵件'From = u'Web伺服器'To = u'伺服器管理員'#定義記錄檔位置error_log = '/tmp/web_server_status.txt'def send_mail(context):    '''發送郵件'''                                   #定義郵件的頭部資訊    header = Header.Header    msg = MIMEText.MIMEText(context,'plain','utf-8')    msg['From'] = header(From)    msg['To'] = header(To)    msg['Subject'] = header(subject + '\n')    #串連SMTP伺服器，然後發送資訊    smtp = SMTP(smtpserver)    smtp.login(sender, password)    smtp.sendmail(sender, receiver, msg.as_string())    smtp.close()def get_now_date_time():    '''擷取當前的日期'''    now = datetime.now()    return str(now.year) + "-" + str(now.month) + "-" \           + str(now.day) + " " + str(now.hour) + ":" \           + str(now.minute) + ":" + str(now.second)def check_webserver(host, port, resource):    '''檢測WEB伺服器狀態'''    if not resource.startswith('/'):        resource = '/' + resource    try:        try :            connection = httplib.HTTPConnection(host, port)            connection.request('GET', resource)            response = connection.getresponse()            status = response.status            content_length = response.length        except :            return  False    finally :        connection.close()    if status in [200,301] and content_length != 0:        return True    else:        return Falseif __name__ == '__main__':    logfile = open(error_log,'a')    problem_server_list = []    for host in web_servers:        host_url = host[0]        check = check_webserver(host_url, host[1], host[2])        if not check:            temp_string = 'The Server [%s] may appear problem at %s\n' % (host_url,get_now_date_time())            print >> logfile, temp_string            problem_server_list.append(temp_string)    logfile.close()    #如果problem_server_list不為空白，就說明伺服器有問題，那就發送郵件    if problem_server_list:        send_mail(''.join(problem_server_list))

本文出自 “雷納科斯的部落格” 部落格，請務必保留此出處http://linux5588.blog.51cto.com/65280/1216417