Python实现对Tomcat的监控

最新推荐文章于 2022-02-16 16:47:53 发布

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最新推荐文章于 2022-02-16 16:47:53 发布

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分类专栏：服务器监控

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本文介绍了一种使用Python脚本定期检查Tomcat服务器的方法，通过发送请求判断服务是否正常运行，并在出现异常时通过电子邮件通知管理员。

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Python实现对Tomcat的监控

最近发现tomcat经常会僵死。而PS查看进程的时候进程还在。但不提供服务了。程序的功能：定期对tomcat服务器发送指命，如果得到响应，则服务器正常，否则异常，同时发邮件给相关人员。

#! /usr/bin/env python
# -*- coding: gb2312 -*-
import socket,time
import re #正则包
import ElementTree as ET
import ConfigParser
import base64,time,smtplib
from email.MIMEText import MIMEText
from email.MIMEMultipart import MIMEMultipart

#import xml.etree.ElementTree as ET
def WriteLog(filename,tmpstr):

   time_str =time.strftime("%Y-%m-%d %H:%M:%S",time.localtime())
    logstr =str(tmpstr) + '\n'
    f =open(filename,"a")
   f.write(logstr)
   f.close()
def ReWriteLog(filename,tmpstr): #用写模式找开文件
    time_str =time.strftime("%Y-%m-%d %H:%M:%S",time.localtime())
    logstr =str(tmpstr) + '\n'
    f =open(filename,"w")
   f.write(logstr)
   f.close()
def getMailConfig(configFile):
   coms=[]
    Config =ConfigParser.ConfigParser()
   Config.read(configFile)
    host =Config.get("FROM","HOST")
    user =Config.get("FROM","USERNAME")
    subject =Config.get("FROM","SUBJECT")
    pwd =base64.b64decode(Config.get("FROM","PASSWORD"))
    commands =Config.items("TO")
    for com incommands:
       coms.append(com[1])
    returnhost,user,pwd,subject,coms
def SendMail(configFile,sendfile,logFile):
   host,user,pwd,subject,coms=getMailConfig(configFile)
   _tos=""
    for _to incoms:
       _tos = _tos + _to + ";"
    msg =MIMEMultipart()
      # att = MIMEText("test mail")
    att =MIMEText(open(sendfile,'rb').read(),'base64','gb2312')
#   att["Content-Type"] ='application/octet-stream'
   att["Content-Disposition"]='attachment;filename="'+sendfile+'"'
   #   msg.attach(att)
   #   msg['to']=coms
   msg['from']=user
   msg['to']=_tos
   msg['subject']=subject+" "+time.strftime("%Y-%m-%d",time.localtime())
   msg.attach(att)
    try:
       smtp_svr=smtplib.SMTP()
       smtp_svr.connect(host,"25")
    except(smtplib.SMTPConnectError,socket.error):
       print "connect error"
       WriteLog(logFile,"connect error")
    try:
       smtp_svr.login(user,pwd)
    exceptsmtplib.SMTPAuthenticationError:
       print "authentication error\n"
       WriteLog(logFile,"authentication error")
    try:
       smtp_svr.sendmail(user,coms,msg.as_string())
    except(smtplib.SMTPRecipientsRefused,smtplib.SMTPDataError,smtplib.SMTPServerDisconnected):
       print "send mail error"
       WriteLog(logFile,"send mail error")
   smtp_svr.close

defSendMailForHtml(configFile,tableContent,mailtitle,logFile):
   host,user,pwd,subject,coms=getMailConfig(configFile)
   _tos=""
    for _to incoms:
       _tos = _tos + _to + ";"
    #
#    smtp_server= smtplib.SMTP(smtp_host)
    msg =MIMEMultipart()
   html='<html><body>'+tableContent+'</body></html>'
    msg =MIMEText(html, 'html')
   msg['from']=user
   msg['to']=_tos
   msg['subject']=subject + " " + mailtitle
    try:
       smtp_svr=smtplib.SMTP()
       smtp_svr.connect(host,"25")
    except(smtplib.SMTPConnectError,socket.error):
       print "connect error"
       WriteLog(logFile,"connect error")
    try:
       smtp_svr.login(user,pwd)
    exceptsmtplib.SMTPAuthenticationError:
       print "authentication error\n"
       WriteLog(logFile,"authentication error")
    try:
       smtp_svr.sendmail(user,coms,msg.as_string())
    except(smtplib.SMTPRecipientsRefused,smtplib.SMTPDataError,smtplib.SMTPServerDisconnected):
       print "send mail error"
       WriteLog(logFile,"send mail error")
   smtp_svr.close

def main():
    maillogFile= 'checkTomcatMail.log'
    prologFile ='checkTomcat.log'
    mailConf ='ini/Mail.ini'
    proConf ='ini/checkTomcat.xml'
#    proConf ='checkTomcat.xml'

    flag =True
    mailTitle =''
    mailContent='<table><tr><td>serviceName</td>IP<td>Prot</td><td>Type</td><td>result</td></tr>'

    root =ET.parse(proConf).getroot()
    allservice =root.findall('ServiceInfo')
    for serverin allservice:
       sIP = server.find('IP').text
       sName = server.find('Name').text
       sType = server.find('Type').text
       sPort = server.find('Port').text
       try:
           clisock = socket.socket(socket.AF_INET,socket.SOCK_STREAM)
           clisock.connect((sIP,int(sPort)))
           clisock.send("GET TomcatHTTP/1.1\r\nHost:192.168.22.15\r\n\r\n")
           clisock.settimeout(5)
           hostlocal = clisock.recv(100)
           p = re.compile('HTTP/1.1')
           abc1 =p.findall(hostlocal)
           if len(abc1)==1:
               mailContent = mailContent +'<tr><td>'+sName+'</td><td>'+sIP+'</td><td>'+sPort+'</td><td>'+sType+'</td><td>OK</td></tr>'
           else:
               mailContent = mailContent +'<tr><td>'+sName+'</td><td>'+sIP+'</td><td>'+sPort+'</td><td>'+sType+'</td><td><fontcolor=red>WARNING</font></td></tr>'
               mailTitle = mailTitle + sName + '(' + sIP + ') is WARNING'
               flag = False
           clisock.close()
       except:
           mailContent = mailContent +'<tr><td>'+sName+'</td><td>'+sIP+'</td><td>'+sPort+'</td><td>'+sType+'</td><td><fontcolor=red>Error</font></td></tr>'
           mailTitle = mailTitle + sName + '(' + sIP + ') is TimeOutError'
           flag = False

#    printmailContent
   WriteLog(prologFile,mailContent)
    time_str =time.strftime("%Y-%m-%d %H:%M:%S",time.localtime())
    if notflag:
       SendMailForHtml(mailConf,mailContent,mailTitle,maillogFile)
       WriteLog(maillogFile,time_str+ mailTitle + " send mail OK")


if __name__=='__main__':
    main()