啟動 IntelliTrace 寫入動作

Microsoft.SystemCenter.IntelliTraceProfiling.StartIntelliTrace.WriteAction (WriteActionModuleType)

啟動 IIS 應用程式集區的 IntelliTrace 程式碼剖析

Element properties:

Member Modules:

Overrideable Parameters:

Source Code:

<WriteActionModuleType ID="Microsoft.SystemCenter.IntelliTraceProfiling.StartIntelliTrace.WriteAction" Accessibility="Internal" Batching="false">

  <Configuration>

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

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

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

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

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

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

  </Configuration>

  <OverrideableParameters>

    <OverrideableParameter ID="IISApplicationPath" Selector="$Config/IISApplicationPath$" ParameterType="string"/>

    <OverrideableParameter ID="CollectionPlanPath" Selector="$Config/CollectionPlanPath$" ParameterType="string"/>

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

    <OverrideableParameter ID="NeedStopIntelliTrace" Selector="$Config/NeedStopIntelliTrace$" ParameterType="bool"/>

    <OverrideableParameter ID="AlertID" Selector="$Config/AlertID$" ParameterType="string"/>

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

  </OverrideableParameters>

  <ModuleImplementation Isolation="Any">

    <Composite>

      <MemberModules>

        <ProbeAction ID="PA" TypeID="Microsoft.SystemCenter.IntelliTraceProfiling.GetApplicationPool.ProbeActionType">

          <IISApplicationPath>$Config/IISApplicationPath$</IISApplicationPath>

        </ProbeAction>

        <WriteAction ID="WA2" TypeID="Windows!Microsoft.Windows.PowerShellPropertyBagWriteAction">

          <ScriptName>StartIntelliTrace.ps1</ScriptName>

          <ScriptBody><Script>

                  

param($intelliTraceInstallPath, $collectionPlanPath, $applicationPoolName, $applicationPoolIdentity, $collectionDurationMin, $needStop, $alertID)



$ErrorActionPreference = "Stop"



$collectionDuration = [System.Int32]::Parse($collectionDurationMin)



if($collectionDuration -gt 24*60)

{

	throw "Collection duration cannot be greater than 24 hours."

	exit 1

}



Import-Module "$($intelliTraceInstallPath)\Microsoft.VisualStudio.IntelliTrace.PowerShell.dll"



if(![System.IO.Path]::IsPathRooted($collectionPlanPath))

{

	$collectionPlanPath = [System.IO.Path]::Combine($intelliTraceInstallPath, $collectionPlanPath)

}



$tempFolder = [System.IO.Path]::Combine($intelliTraceInstallPath, "traces")

$traceFolder = [System.IO.Path]::Combine($tempFolder, "IntelliTraceSnapshot-" + [System.Guid]::NewGuid().ToString())

[void] (New-Item $traceFolder -type directory)



try

{

	$originalLocation = Get-Location

	

    Set-Location $intelliTraceInstallPath

	[void] (icacls "." /grant &#x201C;$($applicationPoolIdentity):`(RX`)" 2&gt;&amp;1)

	Set-Location $traceFolder

	[void] (icacls "." /grant &#x201C;$($applicationPoolIdentity):`(F`)" 2&gt;&amp;1)

	Set-Location $originalLocation

	Start-IntelliTraceCollection $applicationPoolName $collectionPlanPath $traceFolder -Confirm:$false

}

catch

{

	try

	{

		Remove-Item $traceFolder -Force -Recurse	

	}

	catch {}

	

	throw

}



$bag = $null



if($collectionDuration -gt 0)

{

	Start-Sleep -Seconds (60 * $collectionDuration)

	

	$traceStatus = Get-IntelliTraceCollectionStatus | Where-Object {$_.OutputPath -ne $null -and $_.CollectionPlanPath -ne $null -and $_.ApplicationPool -eq $applicationPoolName} | Select-Object -First 1



    if($traceStatus -eq $null)

    {

    	throw "The IntelliTrace snapshot cannot be found. Make sure that the application pool is started and the task is running under an account that has sufficient privileges to access collected traces."

    	exit 1

    }



    $traceDirectory = [System.IO.Path]::GetDirectoryName($traceStatus.OutputPath)



    try

    {

        $lock = [System.IO.File]::Open( [System.IO.Path]::Combine($traceDirectory, ".lock") , [System.IO.FileMode]::OpenOrCreate, [System.IO.FileAccess]::ReadWrite, [System.IO.FileShare]::None)

    }

    catch [System.IO.IOException] 

    {

        throw "The IntelliTrace snapshot cannot be collected. Another collect snapshot operation is already running for this application pool."

    	exit 1

    }   



    try

    {

        Checkpoint-IntelliTraceCollection $applicationPoolName -Confirm:$false



        $snapshotDirectory = [System.IO.Path]::Combine($traceDirectory ,[System.Guid]::NewGuid().ToString())

        [void] (New-Item $snapshotDirectory -type directory)



        $traceFiles = @(Get-Item "$($traceDirectory)\*.iTrace")

        $collectedTraces = @()



        foreach ($file in $traceFiles) 

        {

            try

            {

                $destination = [System.IO.Path]::Combine($snapshotDirectory, $file.Name)

                [System.IO.File]::Move($file.FullName, $destination)

                $collectedTraces = $collectedTraces + $destination

            }

            catch [System.IO.IOException] 

            {

                # ignore files locked by IntelliTrace

            }    

        }



        if($collectedTraces.Count -eq 0)

        {

        	throw "The IntelliTrace snapshot cannot be collected. Make sure that the application pool is running and that the task is running under an account that has sufficient rights to access collected traces."

        	exit 1

        }

        

        $machineName = [System.Environment]::MachineName



        $oAPI = new-object -comObject "MOM.ScriptAPI"

        $bag = $oAPI.CreatePropertyBag()

        $bag.AddValue("AttachmentName", [System.String]::Format("{0}_{1}_{2}", $applicationPoolName, $machineName, [System.DateTime]::Now.ToString("yyyy-MM-dd HH.mm.ss")))

        $bag.AddValue("AlertID", $alertID)

        $bag.AddValue("AlertDescription", "A new IntelliTrace snapshot for application pool $($applicationPoolName) was received from computer $($machineName).")

        $bag.AddValue("AttachmentType", "IntelliTrace")



        for($i = 0; $i -lt $collectedTraces.Count; $i++)

        {

            if($i -eq 0)

            {

                $bag.AddValue("AttachmentPath", $collectedTraces[$i])    

            }

            else

            {

                $bag.AddValue("AttachmentPath$($i)", $collectedTraces[$i])        

            }

        }

    }

    finally

    {

        $lock.Close()

    }

}    



if(($collectionDuration -gt 0) -and [System.Convert]::ToBoolean($needStop))

{

	try

	{

		Stop-IntelliTraceCollection $applicationPoolName -Confirm:$false

        Start-Sleep -Seconds 5

	}

	finally

	{

		try

		{

			Remove-Item $traceFolder\*.* -Force	

		}

		catch {}

	}

}



if($bag -ne $null)

{

	$bag

}



try

{

    $emptyDirectoryTime = [System.DateTime]::UtcNow.AddHours(-24)

    Get-ChildItem $tempFolder "IntelliTraceSnapshot-*" |  Where-Object {$_.CreationTimeUtc -lt $emptyDirectoryTime -and $_.GetFiles("*.*", [System.IO.SearchOption]::AllDirectories).Count -eq 0} | Remove-Item -Force -Recurse

}

catch

{

    #Ignore clean-up errors

}

  

                </Script></ScriptBody>

          <Parameters>

            <Parameter>

              <Name>IntelliTraceInstallPath</Name>

              <Value>$Data/Property[@Name='IntelliTraceInstallPath']$</Value>

            </Parameter>

            <Parameter>

              <Name>CollectionPlanPath</Name>

              <Value>$Config/CollectionPlanPath$</Value>

            </Parameter>

            <Parameter>

              <Name>ApplicationPoolName</Name>

              <Value>$Data/Property[@Name='ApplicationPoolName']$</Value>

            </Parameter>

            <Parameter>

              <Name>ApplicationPoolIdentity</Name>

              <Value>$Data/Property[@Name='ApplicationPoolIdentity']$</Value>

            </Parameter>

            <Parameter>

              <Name>CollectionDurationMin</Name>

              <Value>$Config/CollectionDurationMin$</Value>

            </Parameter>

            <Parameter>

              <Name>NeedStop</Name>

              <Value>$Config/NeedStopIntelliTrace$</Value>

            </Parameter>

            <Parameter>

              <Name>AlertID</Name>

              <Value>$Config/AlertID$</Value>

            </Parameter>

          </Parameters>

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

          <StrictErrorHandling>true</StrictErrorHandling>

        </WriteAction>

        <WriteAction ID="WA3" TypeID="AA!Microsoft.SystemCenter.AlertAttachment.SendAttachment.WriteAction">

          <DeleteLocalFile>true</DeleteLocalFile>

        </WriteAction>

      </MemberModules>

      <Composition>

        <Node ID="WA3">

          <Node ID="WA2">

            <Node ID="PA"/>

          </Node>

        </Node>

      </Composition>

    </Composite>

  </ModuleImplementation>

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

</WriteActionModuleType>