python使用WMI检测windows系统信息、硬盘信息、网卡信息的方法

#!/usr/bin/env python 
# -*- coding: utf-8 -*- 
import wmi 
import sys,time,platform 
def get_system_info(os): 
  """ 
  获取操作系统版本。 
  """ 
  print 
  print "Operating system:" 
  if os == "Windows": 
    c = wmi.WMI () 
    for sys in c.Win32_OperatingSystem(): 
      print '\t' + "Version :\t%s" % sys.Caption.encode("GBK") 
      print '\t' + "Vernum :\t%s" % sys.BuildNumber 
def get_memory_info(os): 
  """ 
  获取物理内存和虚拟内存。 
  """ 
  print 
  print "memory_info:" 
  if os == "Windows": 
    c = wmi.WMI () 
    cs = c.Win32_ComputerSystem() 
    pfu = c.Win32_PageFileUsage() 
    MemTotal = int(cs[0].TotalPhysicalMemory)/1024/1024 
    print '\t' + "TotalPhysicalMemory :" + '\t' + str(MemTotal) + "M" 
    #tmpdict["MemFree"] = int(os[0].FreePhysicalMemory)/1024 
    SwapTotal = int(pfu[0].AllocatedBaseSize) 
    print '\t' + "SwapTotal :" + '\t' + str(SwapTotal) + "M" 
    #tmpdict["SwapFree"] = int(pfu[0].AllocatedBaseSize - pfu[0].CurrentUsage) 
def get_disk_info(os): 
  """ 
  获取物理磁盘信息。 
  """ 
  print 
  print "disk_info:" 
  if os == "Windows": 
    tmplist = [] 
    c = wmi.WMI () 
    for physical_disk in c.Win32_DiskDrive(): 
      if physical_disk.Size: 
        print '\t' + str(physical_disk.Caption) + ' :\t' + str(long(physical_disk.Size)/1024/1024/1024) + "G" 
def get_cpu_info(os): 
  """ 
  获取CPU信息。 
  """ 
  print 
  print "cpu_info:" 
  if os == "Windows": 
    tmpdict = {} 
    tmpdict["CpuCores"] = 0 
    c = wmi.WMI () 
    for cpu in c.Win32_Processor():       
      tmpdict["CpuType"] = cpu.Name 
    try: 
      tmpdict["CpuCores"] = cpu.NumberOfCores 
    except: 
      tmpdict["CpuCores"] += 1 
      tmpdict["CpuClock"] = cpu.MaxClockSpeed   
    print '\t' + 'CpuType :\t' + str(tmpdict["CpuType"]) 
    print '\t' + 'CpuCores :\t' + str(tmpdict["CpuCores"]) 
def get_network_info(os): 
  """ 
  获取网卡信息和当前TCP连接数。 
  """ 
  print 
  print "network_info:" 
  if os == "Windows": 
    tmplist = [] 
    c = wmi.WMI () 
    for interface in c.Win32_NetworkAdapterConfiguration (IPEnabled=1): 
        tmpdict = {} 
        tmpdict["Description"] = interface.Description 
        tmpdict["IPAddress"] = interface.IPAddress[0] 
        tmpdict["IPSubnet"] = interface.IPSubnet[0] 
        tmpdict["MAC"] = interface.MACAddress 
        tmplist.append(tmpdict) 
    for i in tmplist: 
      print '\t' + i["Description"] 
      print '\t' + '\t' + "MAC :" + '\t' + i["MAC"] 
      print '\t' + '\t' + "IPAddress :" + '\t' + i["IPAddress"] 
      print '\t' + '\t' + "IPSubnet :" + '\t' + i["IPSubnet"] 
    for interfacePerfTCP in c.Win32_PerfRawData_Tcpip_TCPv4(): 
        print '\t' + 'TCP Connect :\t' + str(interfacePerfTCP.ConnectionsEstablished) 
if __name__ == "__main__": 
  os = platform.system() 
  get_system_info(os) 
  get_memory_info(os) 
  get_disk_info(os) 
  get_cpu_info(os) 
  get_network_info(os)