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python脚本监控centos磁盘空间，任何一个分区空间使用大于80%即发邮件给到指定邮箱。
monitor.py
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#-*- coding: utf-8 -*-
import socket
import subprocess
import smtplib
from email.mime.text import mimetext
sender="xxx.xx@xxx.com"
receiver= ["xxx.xx@xxx.com"]
smtphost="10.134.xxx.xxx"
smtpport="587"
def get_ip():
hostname = socket.getfqdn(socket.gethostname())
ip = socket.gethostbyname(hostname)
return ip
def send_mail(receiver,subject,content):
ip = get_ip()
msg = mimetext(content,_subtype='plain',_charset='utf-8')
msg['subject'] = subject
msg['from'] = 'cloud server ' + ip
msg['to'] = ",".join(receiver)
try:
smtp = smtplib.smtp(smtphost,smtpport)
#smtp.set_debuglevel(1)
smtp.docmd("helo server")
smtp.ehlo("ismetoad")
smtp.starttls()
smtp.helo("ismetoad")
smtp.sendmail(sender,receiver,msg.as_string())
smtp.close()
except exception as error:
print(error)
def run_cmd(cmd):
process = subprocess.popen(cmd,shell=true, stdout=subprocess.pipe,stderr=subprocess.pipe)
result_f,error_f = process.stdout,process.stderr
errors = error_f.read()
if errors:
pass
result = result_f.read().decode()
if result_f:
result_f.close()
if error_f:
error_f.close()
return result
def disk_check():
subject = ''
result = run_cmd(cmd)
content = '[root@vm-vc02-sr910 ~]# ' + cmd + '\n' + result
result = result.split('\n')
for line in result:
if 'g ' in line or 'm ' in line:
line = line.split()
for i in line:
if '%' in i and int(i.strip('%')) > 80:
subject = '[warning] server filesystem use% over ' + i + ', please check!'
if subject:
send_mail(receiver,subject,content)
print('email sended')
else:
print('everything is ok, keep on monitor.')
if __name__ == '__main__':
cmd = 'df -h'
disk_check()
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