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【Python】获取机器状态
作者:vincent_y / 发布于2014/5/20/ 674

	#!/usr/bin/env python2
	# -*- encoding: utf-8 -*-
	# machine_status.py 获取本机资源使用信息、进程状态和连接情况
	# created by vince67 (nuovince@gmail.com)
	# May 2014
	
	
	import datetime
	import os
	import psutil as ps # psutil库 需预先安装
	from pymongo import Connection
	import time
	import socket
	import uuid
	
	
	class MachineStatus(object):
	
	 # 初始化
	 def __init__(self):
	 self.MAC = None
	 self.IP = None
	 self.cpu = {}
	 self.mem = {}
	 self.process = {}
	 self.network = {}
	 self.status = [] # [cpu使用率， 内存使用率， 进程数目， established连接数]
	 self.get_init_info()
	 self.get_status_info()
	
	 # 宿主机存库状态
	 def run(self):
	 self.get_status_info()
	 self.save_status_to_db()
	
	 def save_status_to_db(self):
	 print self.status
	
	 # 数据收集
	 def get_init_info(self):
	 self.cpu = {'cores' : 0, # cpu逻辑核数
	 'percent' : 0, # cpu使用率
	 'system_time' : 0, # 内核态系统时间
	 'user_time' : 0, # 用户态时间
	 'idle_time' : 0, # 空闲时间
	 'nice_time' : 0, # nice时间 (花费在调整进程优先级上的时间)
	 'softirq' : 0, # 软件中断时间
	 'irq' : 0, # 中断时间
	 'iowait' : 0} # IO等待时间
	 self.mem = {'percent' : 0,
	 'total' : 0,
	 'vailable' : 0,
	 'used' : 0,
	 'free' : 0,
	 'active' : 0}
	 self.process = {'count' : 0, # 进程数目
	 'pids' : 0} # 进程识别号
	 self.network = {'count' : 0, # 连接总数
	 'established' : 0} # established连接数
	 self.status = [0, 0, 0, 0] # cpu使用率，内存使用率， 进程数， established连接数
	 self.get_mac_address()
	 self.get_ip_address()
	
	 # 获取状态列表
	 def get_status_info(self):
	 self.get_cpu_info()
	 self.get_mem_info()
	 self.get_process_info()
	 self.get_network_info()
	 self.status[0] = self.cpu['percent']
	 self.status[1] = self.mem['percent']
	 self.status[2] = self.process['count']
	 self.status[3] = self.network['established']
	
	 # 获取mac
	 def get_mac_address(self):
	 mac = uuid.UUID(int=uuid.getnode()).hex[-12:]
	 self.MAC = ":".join([mac[e : e+2] for e in range(0, 11, 2)])
	
	 # 获取ip
	 def get_ip_address(self):
	 tempSock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
	 tempSock.connect(('8.8.8.8', 80))
	 addr = tempSock.getsockname()[0]
	 tempSock.close()
	 self.IP = addr
	
	 # 获得cpu信息
	 def get_cpu_info(self):
	 self.cpu['cores'] = ps.cpu_count()
	 self.cpu['percent'] = ps.cpu_percent(interval=2)
	 cpu_times = ps.cpu_times()
	 self.cpu['system_time'] = cpu_times.system
	 self.cpu['user_time'] = cpu_times.user
	 self.cpu['idle_time'] = cpu_times.idle
	 self.cpu['nice_time'] = cpu_times.nice
	 self.cpu['softirq'] = cpu_times.softirq
	 self.cpu['irq'] = cpu_times.irq
	 self.cpu['iowait'] = cpu_times.iowait
	
	 # 获得memory信息
	 def get_mem_info(self):
	 mem_info = ps.virtual_memory()
	 self.mem['percent'] = mem_info.percent
	 self.mem['total'] = mem_info.total
	 self.mem['vailable'] = mem_info.available
	 self.mem['used'] = mem_info.used
	 self.mem['free'] = mem_info.free
	 self.mem['active'] = mem_info.active
	
	 # 获取进程信息
	 def get_process_info(self):
	 pids = ps.pids()
	 self.process['pids'] = pids
	 self.process['count'] = len(pids)
	
	 # 获取网络数据
	 def get_network_info(self):
	 conns = ps.net_connections()
	 self.network['count'] = len(conns)
	 count = 0
	 for conn in conns:
	 if conn.status is 'ESTABLISHED':
	 count = count + 1
	 self.network['established'] = count
	
	if __name__ == '__main__':
	 MS = MachineStatus()
	 print MS.IP, '\n', MS.MAC, '\n', MS.cpu, '\n', MS.mem, '\n', MS.status
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