执行群集节点方法

Microsoft.Windows.Cluster.Node.Action (WriteActionModuleType)

此写入操作在群集节点中执行操作。

Element properties:

Member Modules:

Overrideable Parameters:

Source Code:

<WriteActionModuleType ID="Microsoft.Windows.Cluster.Node.Action" Accessibility="Internal" RunAs="Cluster!Microsoft.Windows.Cluster.PrivilegedAccount" Batching="false">

  <Configuration>

    <xsd:element xmlns:xsd="http://www.w3.org/2001/XMLSchema" name="MethodName" type="xsd:string"/>

    <xsd:element xmlns:xsd="http://www.w3.org/2001/XMLSchema" name="TimeoutSeconds" type="xsd:integer"/>

  </Configuration>

  <OverrideableParameters>

    <OverrideableParameter ID="TimeoutSeconds" Selector="$Config/TimeoutSeconds$" ParameterType="int"/>

  </OverrideableParameters>

  <ModuleImplementation Isolation="Any">

    <Composite>

      <MemberModules>

        <WriteAction ID="WA" TypeID="Windows!Microsoft.Windows.PowerShellWriteAction">

          <ScriptName>ClusterNodeExecuteMethod.ps1</ScriptName>

          <ScriptBody><Script>param($strComputer,$MethodName)

#Copyright (c) Microsoft Corporation. All rights reserved.

# Process Arguments:

#      0 - Node

#      1 - MethodName



$Trace = $false;





function HasMethod($className, $methodName) 

{

    $methods = $null;

	$objSvc = $null;

    try {

		if($Is_OS_More_Than_2012)

		{

			try{

				$methods = (Get-CimClass -ClassName $className -ComputerName $strComputer -NameSpace "root\mscluster" -ErrorAction Stop).CimClassMethods[$methodName]

			}catch{

				import-module cimcmdlets

				$methods = (Get-CimClass -ClassName $className -ComputerName $strComputer -NameSpace "root\mscluster").CimClassMethods[$methodName]

			}

		}else{

			$objSvc = Get-WmiObject -ComputerName $strComputer -NameSpace "root\mscluster" -Query "select * from $className"

			$methods = $objSvc | get-member | select-string -pattern "$methodName"

		}

    }

    catch {

    }



    if ($methods -eq $null) {

        PrintTrace("There is no method " + $methodName + " in class " + $className);

        return $false;

    }



    PrintTrace("Method " + $methodName + " in class " + $className + " was found!");

    return $true;

}



function PrintTrace($msg) {

    if ($Trace) {

        Write-Host($msg);

    }

}



function PrintError($error) 

{

    if ($Trace) 

    {

        Write-Host("============================= BEGIN SCRIPT ERROR =================================\n");

        Write-Host("Error Number : " + $error.number);

        Write-Host("Error Code : " + ($error.number + 0xFFFF));

        #Write-Host("Win32 Facility : " + ($error.number -shr 16 -band 0x1FFF));

        Write-Host("Error Description : " + $error.description + "\n");

        Write-Host("============================== END SCRIPT ERROR ==================================\n");

    }

}



function CheckByOSCurrentVersion() #As Boolean

{ 

    $strCurrentOSVer = Get-ItemProperty "HKLM:\SOFTWARE\Microsoft\Windows NT\CurrentVersion\"

    $strCurrentOSVer = $strCurrentOSVer.CurrentVersion

    if($strCurrentOSVer -ge $WIN_OS_2012_Ver)

	{	

		return $true;

	}

    return $false;

}



$WIN_OS_2012_Ver = "6.2"

$Is_OS_More_Than_2012 = CheckByOSCurrentVersion



try {

    # there is difference between 2003 and 2008

    # check if object has method to pause/resume node



    $objSvc = $null;



    if(HasMethod "MSCluster_Service" $MethodName) 

    {

		if($Is_OS_More_Than_2012)

		{

			try{

				$objSvc = Get-CimInstance -ComputerName $strComputer -NameSpace "root\mscluster" -Query "select * from MSCluster_Service where Name= ""Cluster Service"" AND SystemName= ""$strComputer""" -ErrorAction Stop

			}catch{

				import-module cimcmdlets

				$objSvc = Get-CimInstance -ComputerName $strComputer -NameSpace "root\mscluster" -Query "select * from MSCluster_Service where Name= ""Cluster Service"" AND SystemName= ""$strComputer"""

			}

		}else{

			$objSvc = Get-WmiObject -ComputerName $strComputer -NameSpace "root\mscluster" -Query "select * from MSCluster_Service where Name= ""Cluster Service"" AND SystemName= ""$strComputer"""

		}

    }

    elseif(HasMethod "MSCluster_Node" $MethodName) 

	{

		if($Is_OS_More_Than_2012)

		{

			try{

				$objSvc = Get-CimInstance -ComputerName $strComputer -NameSpace "root\mscluster" -Query "select * from MSCluster_Node where Name=""$strComputer""" -ErrorAction Stop

			}catch{

				import-module cimcmdlets

				$objSvc = Get-CimInstance -ComputerName $strComputer -NameSpace "root\mscluster" -Query "select * from MSCluster_Node where Name=""$strComputer"""

			}

		}else{

			$objSvc = Get-WmiObject -ComputerName $strComputer -NameSpace "root\mscluster" -Query "select * from MSCluster_Node where Name=""$strComputer"""

		}

    }

    if ($objSvc -ne $null) 

    {

        

        PrintTrace("EXECUTING METHOD " + $MethodName);

        # Execute the method and retrieve the value

		if($Is_OS_More_Than_2012)

		{

			invoke-CimMethod -InputObject $objSvc -MethodName $MethodName

		}else{

			$objOutParam = $objSvc.$MethodName.Invoke();

		}

    }

}

catch{

    Write-Error $Error.description;

}



</Script></ScriptBody>

          <Parameters>

            <Parameter>

              <Name>strComputer</Name>

              <Value>$Target/Property[Type='ClusLibrary!Microsoft.Windows.Cluster.Node']/NodeName$</Value>

            </Parameter>

            <Parameter>

              <Name>MethodName</Name>

              <Value>$Config/MethodName$</Value>

            </Parameter>

          </Parameters>

          <TimeoutSeconds>$Config/TimeoutSeconds$</TimeoutSeconds>

          <StrictErrorHandling>true</StrictErrorHandling>

        </WriteAction>

      </MemberModules>

      <Composition>

        <Node ID="WA"/>

      </Composition>

    </Composite>

  </ModuleImplementation>

  <InputType>System!System.BaseData</InputType>

</WriteActionModuleType>