用python做系统

系统"/>

用python做系统

#coding:utf8

from email.mime.text import MIMEText

import smtplib,psutil,time,os,datetime

destination = ["18410208050@163"] #定义邮件接收者

source = "775465751@qq" #定义邮件发送者

mail_server = ‘smtp.qq‘

username = ‘775465751‘

password = ‘wrromyiywqijbdia‘

def send_mail(des,title,content):

csj = MIMEText(content)

csj[‘Subject‘] = title

csj[‘From‘] = source

csj[‘To‘] = ‘;‘.join(destination)

try:

a = smtplib.SMTP_SSL(mail_server,465)

a.connect(mail_server)

a.login(username,password)

a.sendmail(source,destination,csj.as_string())

a.close()

return True

except Exception,e:

print e

return False

def hostname():

com = ‘hostname‘

res = os.popen(com)

content = res.read()

return content

def mem_use():

total_mem = psutil.virtual_memory().total

free_mem = psutil.virtual_memory().available

res = (psutil.virtual_memory().available/float(psutil.virtual_memory().total))*100

return res

def system(a,b):

cpu_info = []

mem_info = []

now_time = "Date %s"%datetime.datetime.fromtimestamp(psutil.boot_time()).strftime("%Y-%m-%d")

count = 1

print "Start monitoring "

while True:

time.sleep(60) #定义采集系统信息的频率，单位为秒

if count <= 10: #定义每采集十次系统信息后输出平均值

cpu_info.append(psutil.cpu_percent())

mem_info.append(mem_use())

count += 1

else:

cpu_info.pop(0)

mem_info.pop(0)

cpu_info.append(psutil.cpu_percent())

mem_info.append(mem_use())

cpu_avg = sum(cpu_info)/10

mem_avg = sum(mem_info)/10

if (cpu_avg >= a) or (mem_avg >= b):

print("---------------------------------------------------------")

print now_time

warning_cpu = ("Warning CPU Used:%.2f%%")%cpu_avg

warning_mem = ("Warning CPU Used:%.2f%%")%mem_avg

print warning_cpu

print warning_mem

send_mail(destination,"Warning Server Overload",hostname()) #发送邮件，格式为:(目的，标题，正文)

else:

print now_time

print("---------------------------------------------------------")

print("Info，CPU Used:%.2f%%")%cpu_avg

print("Info，Memory Used:%.2f%%")%mem_avg

system(0,0) #这两个0代表设置cpu和内存的阈值，前者为CPU，后者为内存