#-*- encoding: utf-8 -*-  
import logging  
import wmi  
import os  
import time  
from ConfigParser import ConfigParser  
import smtplib  
from email.mime.text import MIMEText  
import socket 
from datetime import datetime 
import re 
import sys 
import time 
import string 
import psutil  
import threading 
from threading import Timer   
import logging 
# 創建一個logger  
logger = logging.getLogger('Monitor')  
logger.setLevel(logging.DEBUG)  
   
# 創建一個handler，用于寫入日志文件  
fh = logging.FileHandler('test.log')  
fh.setLevel(logging.DEBUG)  
   
formatter = logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s')  
fh.setFormatter(formatter)  
logger.addHandler(fh)  

reload(sys) # Python2.5 初始化后會刪除 sys.setdefaultencoding 這個方法，我們需要重新載入  
sys.setdefaultencoding('utf-8')  
 
def send_mail(to_list,sub,content):  
  CONFIGFILE = 'config.ini'  
  config = ConfigParser()  
  config.read(CONFIGFILE)  
  mail_host=config.get('Mail','mail_host')      #使用的郵箱的smtp服務器地址，這里是163的smtp地址  
  mail_user=config.get('Mail','mail_user')              #用戶名  
  mail_pass=config.get('Mail','mail_pass')                #密碼  
  mail_postfix=config.get('Mail','mail_postfix')           #郵箱的后綴，網易就是163.com  
  me=sub+"<"+mail_user+"@"+mail_postfix+">"  
  msg = MIMEText(content,_subtype='plain',_charset='utf-8')  
  msg['Subject'] = sub  
  msg['From'] = me  
  msg['To'] = ";".join(to_list)        #將收件人列表以‘；'分隔  
  try:  
    server = smtplib.SMTP()  
    server.connect(mail_host)              #連接服務器  
    server.login(mail_user,mail_pass)        #登錄操作  
    server.sendmail(me, to_list, msg.as_string())  
    server.close()  
    return True  
  except Exception, e:  
    print str(e) 
    logger.info(str(e))    
    return False  
 
 
 #讀取配置文件中的進程名和系統路徑，這2個參數都可以在配置文件中修改 
ProList = []  
#定義一個列表 
c = wmi.WMI()  
 
#獲取進程所用內存 
def countProcessMemoey(processName): 
  try: 
    CONFIGFILE = 'config.ini'  
    config = ConfigParser()  
    config.read(CONFIGFILE)  
 
    pattern = re.compile(r'([^\s]+)\s+(\d+)\s.*\s([^\s]+\sK)') 
    cmd = 'tasklist /fi "imagename eq ' + processName + '"' + ' | findstr.exe ' + processName 
    result = os.popen(cmd).read() 
    resultList = result.split("\n") 
    totalMem = 0.0 
    totalCpu = 0.0 
 
    print "*" * 80 
    for srcLine in resultList: 
      srcLine = "".join(srcLine.split('\n')) 
      if len(srcLine) == 0: 
        break 
      m = pattern.search(srcLine) 
      if m == None: 
        continue 
      #由于是查看python進程所占內存，因此通過pid將本程序過濾掉 
      if str(os.getpid()) == m.group(2): 
        continue 
      p = psutil.Process(int(m.group(2))) 
      cpu = p.cpu_percent(interval=1)   
      ori_mem = m.group(3).replace(',','') 
      ori_mem = ori_mem.replace(' K','') 
      ori_mem = ori_mem.replace(r'\sK','') 
      memEach = string.atoi(ori_mem) 
      totalMem += (memEach * 1.0 /1024) 
      totalCpu += cpu 
      print 'ProcessName:'+ m.group(1) + '\tPID:' + m.group(2) + '\tmemory size:%.2f'% (memEach * 1.0 /1024), 'M' + ' CPU:'+str(cpu)+'%' 
    print 'ProcessName:'+ m.group(1)+' TotalMemory:'+str(totalMem)+'M'+' totalCPU:'+str(totalCpu)+'%' 
    logger.info('ProcessName:'+ m.group(1)+' TotalMemory:'+str(totalMem)+'M'+' totalCPU:'+str(totalCpu)+'%') 
    print "*" * 80 
      
    if totalMem> float(config.get('MonitorProcessValue','Memory')): 
      print 'Memory Exceed!' 
      IP = socket.gethostbyname(socket.gethostname()) 
      now = datetime.now().strftime('%Y-%m-%d %H:%M:%S') 
      subject = IP +' ' + processName + '內存使用量過高！' 
      content = now + ' ' + IP +' ' + processName + '內存使用量過高,達到'+str(totalMem) +'M\n請盡快處理！' 
      logger.info(processName +'內存使用量過高,達到'+str(totalMem) +'M') 
      send_mail(['sunwei_work@163.com','sunweiworkplace@gmail.com'],subject, content) 
    if totalCpu > float(config.get('MonitorProcessValue','CPU')): 
      print 'CPU Exceed!' 
      IP = socket.gethostbyname(socket.gethostname()) 
      now = datetime.now().strftime('%Y-%m-%d %H:%M:%S') 
      subject = IP +' ' + processName + 'CPU使用率過高！' 
      content = now + ' ' + IP +' ' + processName + 'CPU使用率過高,達到'+str(totalCpu)+'%\n請盡快處理！' 
      logger.info(processName +'CPU使用率過高,達到'+str(totalMem) +'M') 
      send_mail(['sunwei_work@163.com','sunweiworkplace@gmail.com'],subject, content) 
  except Exception, e:  
    print str(e) 
    logger.info(str(e))   
  
#判斷進程是否存活 
def judgeIfAlive(ProgramPath,ProcessName): 
  try: 
    print datetime.now().strftime('%Y-%m-%d %H:%M:%S') 
    for process in c.Win32_Process():  
      ProList.append(str(process.Name))  
    #把所有任務管理器中的進程名添加到列表 
 
    if ProcessName in ProList: 
      countProcessMemoey(ProcessName)  
    #判斷進程名是否在列表中，如果是True，則所監控的服務正在 運行狀態， 
    #打印服務正常運行 
      print ''  
      print ProcessName+" Server is running..."  
      print ''  
      logger.info(ProcessName+" Server is running...") 
    else:  
      #如果進程名不在列表中，即監控的服務掛了，則在log文件下記錄日志 
      #日志文件名是以年月日為文件名 
      IP = socket.gethostbyname(socket.gethostname()) 
      now = datetime.now().strftime('%Y-%m-%d %H:%M:%S') 
      subject = IP +' ' + ProcessName + '已停止運行！' 
      logger.info( ProcessName + '已停止運行！') 
      content = now + ' ' + IP +' ' + ProcessName + '已停止運行！' +'\n請盡快處理！' 
      send_mail(['sunwei_work@163.com','sunweiworkplace@gmail.com'],subject, content) 
      print ProcessName+' Server is not running...'  
      #打印服務狀態 
      logger.info('\n'+'Server is not running,Begining to Restart Server...'+'\n'+(time.strftime('%Y-%m-%d %H:%M:%S --%A--%c', time.localtime()) +'\n')) 
      #寫入時間和服務狀態到日志文件中 
      os.startfile(ProgramPath)  
      #調用服務重啟 
      logger.info(ProcessName+'Restart Server Success...'+'\n'+time.strftime('%Y-%m-%d %H:%M:%S --%A--%c', time.localtime())) 
      print ProcessName+'Restart Server Success...'  
      print time.strftime('%Y-%m-%d %H:%M:%S --%A--%c', time.localtime())  
    del ProList[:]  
    #清空列表，否則列表會不停的添加進程名，會占用系統資源 
  except Exception, e:  
    print str(e) 
    logger.info(str(e))   
def startMonitor(ProgramPathDict,ProcessNameDict) :  
  for i in range(0,len(ProcessNameDict)): 
    judgeIfAlive(ProgramPathDict[i],ProcessNameDict[i]) 
if __name__=="__main__" :  
  CONFIGFILE = 'config.ini'  
  config = ConfigParser()  
  config.read(CONFIGFILE)  
  ProgramPathDict = config.get('MonitorProgramPath','ProgramPath').split("|")  
  ProcessNameDict = config.get('MonitorProcessName','ProcessName').split("|") 
  while True:  
    startMonitor(ProgramPathDict,ProcessNameDict)  
    time.sleep(int(config.get('MonitorProcessValue','Time'))) 

[MonitorProgramPath]  
ProgramPath: C:\Windows\System32\services.exe|C:\Program Files (x86)\Google\Chrome\Application\chrome.exe  
[MonitorProcessName]  
ProcessName: services.exe|chrome.exe 
[MonitorProcessValue] 
Memory:5000.0 
CPU:50.0 
Time:60 
[Mail]  
mail_host: smtp.163.com 
mail_user:  
mail_pass:  
mail_postfix: 163.com