$ cat checkserver.py#!/usr/bin/python# -*- coding: utf-8 -*- import osimport socketimport smtplibfrom email.mime.text import MIMETextfrom email.header import Header mail_host = 'smtp.exmail.qq.com'mail_user = '[email protected]'mail_pass = 'yNE8dcsx' sender = ’[email protected]’receivers = [’[email protected]’] def Checkserverdown(): #三個參數：第一個為文本內容，第二個 plain 設置文本格式，第三個 utf-8 設置編碼 message = MIMEText(’192.168.71.200 nginx is down’,’plain’,’utf-8’) message[’From’] = Header('Nginx is down ', ’utf-8’) # 發送者 message[’To’] = Header('李鑫亮', ’utf-8’) # 接收者 subject = ’192.168.71.200 nginx is down’ message[’Subject’] = Header(subject,’utf-8’) try:smtpobj = smtplib.SMTP()smtpobj.connect(mail_host,25)smtpobj.login(mail_user,mail_pass)smtpobj.sendmail(sender,receivers,message.as_string())print('郵件發送成功') except smtplib.SMTPException:print('Error: 無法發送郵件') def Checkserverstilldown(): #三個參數：第一個為文本內容，第二個 plain 設置文本格式，第三個 utf-8 設置編碼 message = MIMEText(’192.168.71.200 nginx is still down’,’plain’,’utf-8’) message[’From’] = Header('Nginx is still down ', ’utf-8’) # 發送者 message[’To’] = Header('李鑫亮', ’utf-8’) # 接收者 subject = ’192.168.71.200 nginx is still down’ message[’Subject’] = Header(subject,’utf-8’) try:smtpobj = smtplib.SMTP()smtpobj.connect(mail_host,25)smtpobj.login(mail_user,mail_pass)smtpobj.sendmail(sender,receivers,message.as_string())print('郵件發送成功') except smtplib.SMTPException:print('Error: 無法發送郵件') def Checkserverup(): #三個參數：第一個為文本內容，第二個 plain 設置文本格式，第三個 utf-8 設置編碼 message = MIMEText(’192.168.71.200 nginx is up’,’plain’,’utf-8’) message[’From’] = Header('Nginx is up ', ’utf-8’) # 發送者 message[’To’] = Header('李鑫亮', ’utf-8’) # 接收者 subject = ’192.168.71.200 nginx is up’ message[’Subject’] = Header(subject,’utf-8’) try:smtpobj = smtplib.SMTP()smtpobj.connect(mail_host,25)smtpobj.login(mail_user,mail_pass)smtpobj.sendmail(sender,receivers,message.as_string())print('郵件發送成功') except smtplib.SMTPException:print('Error: 無法發送郵件') # 判斷 nginx 進程輸出內容來確定是否要進行進程啟動file = '/tmp/nginx.txt'os.system('''ps -ef |grep nginx |grep -Ev 'grep|vim' > %s''' % file) print (os.path.getsize(file))if os.path.getsize(file) == 0:Checkserverdown()os.system('/usr/sbin/nginx')print (os.path.getsize(file))os.system('''ps -ef |grep nginx |grep -Ev 'grep|vim' > %s''' % file)if os.path.getsize(file) == 0:Checkserverstilldown()os.system('/usr/sbin/nginx')else:Checkserverup()

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