转载： http://singlepine.cnblogs.com/articles/299457.html
1.WMI简介 WMI是英文Windows Management Instrumentation的简写，它的功能主要是：访问本地主机的一些信息和服务，可以管理远程计算机（当然你必须要拥有足够的权限），比如：重启，关机，关闭进程，创建进程等。 2.使用时首先添加System.Management.dll，然后引用
using
System.Management;
using
System.Threading;
3.示例代码
#region
1.如何用WMI获得指定磁盘的容量
private
string
DriveType(
string
type)
{
string
rtntype=
""
;
switch
(type)
{
case
"
1
"
:
rtntype
=
"
Not Type
"
;
break
;
case
"
2
"
:
rtntype
=
"
Floppy disk
"
;
break
;
case
"
3
"
:
rtntype
=
"
Hard disk
"
;
break
;
case
"
4
"
:
rtntype
=
"
Removable drive or network drive
"
;
break
;
case
"
5
"
:
rtntype
=
"
CD-ROM
"
;
break
;
case
"
6
"
:
rtntype
=
"
RAM disk
"
;
break
;
default
:
break
;
}
return
rtntype;
}
private
void
Button1_Click(
object
sender, System.EventArgs e)
{
SelectQuery query
=
new
SelectQuery(
"
Select * From Win32_LogicalDisk
"
);
ManagementObjectSearcher searcher
=
new
ManagementObjectSearcher(query);
foreach
(ManagementBaseObject disk
in
searcher.Get())
{
Response.Write(disk[
"
Name
"
] +
"
"
+DriveType(disk[
"
DriveType
"
].ToString()) +
"
"
+ disk[
"
VolumeName
"
]+
"
<br>
"
);
}
}
#endregion
#region
2.如何用WMI获得指定磁盘的容量
private
void
Button2_Click(
object
sender, System.EventArgs e)
{
ManagementObject disk
=
new
ManagementObject(
"
win32_logicaldisk.deviceid=\"c:\"
"
);
disk.Get();
Response.Write(
"
Logical Disk Size =
"
+ disk[
"
Size
"
] +
"
bytes
"
);
}
#endregion
#region
3.如何列出机器中所有的共享资源
private
void
Button3_Click(
object
sender, System.EventArgs e)
{
ManagementObjectSearcher searcher
=
new
ManagementObjectSearcher(
"
SELECT * FROM Win32_share
"
);
foreach
(ManagementObject share
in
searcher.Get())
{
Response.Write(share.GetText(TextFormat.Mof));
}
}
#endregion
#region
4.怎样写程控制让系统中的某个文件夹共享或取消共享
private
void
Button4_Click(
object
sender, System.EventArgs e)
{
/*
首先，这需要以有相应权限的用户登录系统才行
将
object[] obj = {"C:\\Temp","我的共享",0,10,"Dot Net 实现的共享",""};
改为
object[] obj = {"C:\\Temp","我的共享",0,null,"Dot Net 实现的共享",""};
就可以实现授权给最多用户了。
*/
ManagementClass _class
=
new
ManagementClass(
new
ManagementPath(
"
Win32_Share
"
));
object
[] obj = {
"
C:\\Temp
"
,
"
我的共享
"
,
0
,
10
,
"
Dot Net 实现的共享
"
,
""
};
_class.InvokeMethod(
"
create
"
,obj);
}
#endregion
#region
5.如何获得系统服务的运行状态
private
void
Button5_Click(
object
sender, System.EventArgs e)
{
string
[] lvData =
new
string
[
4
];
ManagementObjectSearcher searcher
=
new
ManagementObjectSearcher(
"
SELECT * FROM Win32_Service
"
);
foreach
(ManagementObject mo
in
searcher.Get())
{
lvData[
0
] = mo[
"
Name
"
].ToString();
lvData[
1
] = mo[
"
StartMode
"
].ToString();
if
(mo[
"
Started
"
].Equals(
true
))
lvData[
2
] =
"
Started
"
;
else
lvData[
2
] =
"
Stop
"
;
lvData[
3
] = mo[
"
StartName
"
].ToString();
Response.Write(lvData[
0
]+lvData[
1
]+lvData[
2
]+lvData[
3
]);
}
}
#endregion
#region
6.通过WMI修改IP，而实现不用重新启动
private
void
Button6_Click(
object
sender, System.EventArgs e)
{
ReportIP();
//
SwitchToDHCP();
SwitchToprivate();
Thread.Sleep(
5000
);
ReportIP();
Response.Write(
"
end.
"
);
}
private
void
SwitchToDHCP()
{
ManagementBaseObject inPar
=
null
;
ManagementBaseObject outPar
=
null
;
ManagementClass mc
=
new
ManagementClass(
"
Win32_NetworkAdapterConfiguration
"
);
ManagementObjectCollection moc
=
mc.GetInstances();
foreach
( ManagementObject mo
in
moc )
{
if
( ! (
bool
) mo[
"
IPEnabled
"
] )
continue
;
inPar
= mo.GetMethodParameters(
"
EnableDHCP
"
);
outPar
= mo.InvokeMethod(
"
EnableDHCP
"
, inPar,
null
);
break
;
}
}
private
void
SwitchToprivate()
{
ManagementBaseObject inPar
=
null
;
ManagementBaseObject outPar
=
null
;
ManagementClass mc
=
new
ManagementClass(
"
Win32_NetworkAdapterConfiguration
"
);
ManagementObjectCollection moc
=
mc.GetInstances();
foreach
( ManagementObject mo
in
moc )
{
if
( ! (
bool
) mo[
"
IPEnabled
"
] )
continue
;
inPar
= mo.GetMethodParameters(
"
Enableprivate
"
);
inPar[
"
IPAddress
"
] =
new
string
[] {
"
192.168.1.1
"
};
inPar[
"
SubnetMask
"
] =
new
string
[] {
"
255.255.255.0
"
};
outPar
= mo.InvokeMethod(
"
Enableprivate
"
, inPar,
null
);
break
;
}
}
private
void
ReportIP()
{
Response.Write(
"
****** Current IP addresses:
"
);
ManagementClass mc
=
new
ManagementClass(
"
Win32_NetworkAdapterConfiguration
"
);
ManagementObjectCollection moc
=
mc.GetInstances();
foreach
( ManagementObject mo
in
moc )
{
if
( ! (
bool
) mo[
"
IPEnabled
"
] )
continue
;
string
str=
"
{0}\n SVC: '{1}' MAC: [{2}]
"
;
str
=
string
.Format(mo[
"
Caption
"
].ToString(), mo[
"
ServiceName
"
].ToString(),mo[
"
MACAddress
"
].ToString());
Response.Write(str);
string
[] addresses = (
string
[]) mo[
"
IPAddress
"
];
string
[] subnets = (
string
[]) mo[
"
IPSubnet
"
];
Response.Write(
"
Addresses :
"
);
foreach
(
string
sad
in
addresses)
Response.Write(sad
+
"
<br>
"
);
Response.Write(
"
Subnets :
"
);
foreach
(
string
sub
in
subnets )
Response.Write(sub
+
"
<br>
"
);
}
}
#endregion
#region
7.如何利用WMI远程重启远程计算机
private
void
Button7_Click(
object
sender, System.EventArgs e)
{
Response.Write(
"
Computer details retrieved using Windows Management Instrumentation (WMI)
"
);
Response.Write(
"
mailto:singlepine@hotmail.com
"
);
Response.Write(
"
=========================================================================
"
);
//
连接远程计算机
ConnectionOptions co =
new
ConnectionOptions();
co.Username
=
"
john
"
;
co.Password
=
"
john
"
;
System.Management.ManagementScope ms
=
new
System.Management.ManagementScope(
"
\\\\192.168.1.2\\root\\cimv2
"
, co);
//
查询远程计算机
System.Management.ObjectQuery oq =
new
System.Management.ObjectQuery(
"
SELECT * FROM Win32_OperatingSystem
"
);
ManagementObjectSearcher query1
=
new
ManagementObjectSearcher(ms,oq);
ManagementObjectCollection queryCollection1
=
query1.Get();
foreach
( ManagementObject mo
in
queryCollection1 )
{
string
[] ss={
""
};
mo.InvokeMethod(
"
Reboot
"
,ss);
Response.Write(mo.ToString());
}
}
#endregion
#region
8.利用WMI创建一个新的进程
private
void
Button8_Click(
object
sender, System.EventArgs e)
{
//
Get the object on which the method will be invoked
ManagementClass processClass =
new
ManagementClass(
"
Win32_Process
"
);
//
Get an input parameters object for this method
ManagementBaseObject inParams = processClass.GetMethodParameters(
"
Create
"
);
//
Fill in input parameter values
inParams[
"
CommandLine
"
] =
"
calc.exe
"
;
//
Execute the method
ManagementBaseObject outParams = processClass.InvokeMethod (
"
Create
"
, inParams,
null
);
//
Display results
//
Note: The return code of the method is provided in the "returnvalue" property of the outParams object
Response.Write(
"
Creation of calculator process returned:
"
+ outParams[
"
returnvalue
"
]);
Response.Write(
"
Process ID:
"
+ outParams[
"
processId
"
]);
}
#endregion
#region
9.如何通过WMI终止一个进程
private
void
Button9_Click(
object
sender, System.EventArgs e)
{
ManagementObject service
=
new
ManagementObject(
"
win32_service=\"winmgmt\"
"
);
InvokeMethodOptions options
=
new
InvokeMethodOptions();
options.Timeout
=
new
TimeSpan(
0
,
0
,
0
,
5
);
ManagementBaseObject outParams
= service.InvokeMethod(
"
StopService
"
,
null
, options);
Response.Write(
"
Return Status =
"
+ outParams[
"
Returnvalue
"
]);
}
#endregion
#region
10.如何用WMI 来获取远程机器的目录以及文件
private
void
Button10_Click(
object
sender, System.EventArgs e)
{
ManagementObject disk
=
new
ManagementObject(
"
win32_logicaldisk.deviceid=\"c:\"
"
);
disk.Get();
Response.Write(
"
Logical Disk Size =
"
+ disk[
"
Size
"
] +
"
bytes
"
);
}
#endregion
#region
11.网卡的MAC地址
private
void
Button11_Click(
object
sender, System.EventArgs e)
{
ManagementClass mc
=
new
ManagementClass(
"
Win32_NetworkAdapterConfiguration
"
);
ManagementObjectCollection moc
=
mc.GetInstances();
foreach
(ManagementObject mo
in
moc)
{
if
((
bool
)mo[
"
IPEnabled
"
] ==
true
)
Response.Write(
"
MAC address
"
+mo[
"
MacAddress
"
].ToString()+
"
<br>
"
);
mo.Dispose();
}
}
#endregion
#region
12.CPU的系列号
private
void
Button12_Click(
object
sender, System.EventArgs e)
{
string
cpuInfo =
""
;
//
cpu序列号
ManagementClass cimobject =
new
ManagementClass(
"
Win32_Processor
"
);
ManagementObjectCollection moc
=
cimobject.GetInstances();
foreach
(ManagementObject mo
in
moc)
{
cpuInfo
= mo.Properties[
"
ProcessorId
"
].Value.ToString();
Response.Write(cpuInfo);
}
}
#endregion
#region
13.主板的系列号
private
void
Button13_Click(
object
sender, System.EventArgs e)
{
ManagementObjectSearcher searcher
=
new
ManagementObjectSearcher(
"
SELECT * FROM Win32_BaseBoard
"
);
foreach
(ManagementObject share
in
searcher.Get())
{
Response.Write(
"
主板制造商:
"
+ share[
"
Manufacturer
"
].ToString()) ;
Response.Write(
"
型号:
"
+share[
"
Product
"
].ToString()) ;
Response.Write(
"
序列号:
"
+share[
"
SerialNumber
"
].ToString()) ;
}
}
#endregion
#region
14.获取硬盘ID
private
void
Button14_Click(
object
sender, System.EventArgs e)
{
String HDid;
ManagementClass cimobject
=
new
ManagementClass(
"
Win32_DiskDrive
"
);
ManagementObjectCollection moc
=
cimobject.GetInstances();
foreach
(ManagementObject mo
in
moc)
{
HDid
= (
string
)mo.Properties[
"
Model
"
].Value;
Response.Write(HDid);
}
}
#endregion
#region
15.获取本机的用户列表
private
void
Button15_Click(
object
sender, System.EventArgs e)
{
SelectQuery query
=
new
SelectQuery(
"
SELECT * FROM Win32_UserAccount
"
);
ManagementObjectSearcher searcher
=
new
ManagementObjectSearcher(query);
foreach
(ManagementObject os
in
searcher.Get())
{
Response.Write(os[
"
Name
"
]);
}
}
#endregion
}
