AK546371

Monitor_AK546371 (UnitMonitor)

Exchange 2010 Client Access Server not present in Active Directory Site

Knowledge Base article:

Element properties:

Source Code:

<UnitMonitor ID="Monitor_AK546371" Comment="SupportTopic=TBD;VersionNumber=1.0.1.0;" Accessibility="Public" Enabled="true" Target="MicrosoftKnowledgeServicesExchange2010Library!Microsoft.KnowledgeServices.Exchange.2010.MailboxRole" ParentMonitorID="Health!System.Health.ConfigurationState" Remotable="true" Priority="Normal" TypeID="KnowledgeServicesLibrary!Microsoft.KnowledgeServices.Library.PowerShellMonitorEx" ConfirmDelivery="true">

  <Category>Alert</Category>

  <AlertSettings AlertMessage="MonitorMessagebda771871b014a448f19056214661ca0">

    <AlertOnState>Error</AlertOnState>

    <AutoResolve>true</AutoResolve>

    <AlertPriority>Normal</AlertPriority>

    <AlertSeverity>Warning</AlertSeverity>

    <AlertParameters>

      <AlertParameter1>$Data/Context/Property[@Name='ActiveDirectorySite']$</AlertParameter1>

    </AlertParameters>

  </AlertSettings>

  <OperationalStates>

    <OperationalState ID="Success" MonitorTypeStateID="Success" HealthState="Success"/>

    <OperationalState ID="Error" MonitorTypeStateID="Error" HealthState="Error"/>

  </OperationalStates>

  <Configuration>

    <ScriptName>AK546371.ps1</ScriptName>

    <Parameters>

      <Parameter>

        <Name>ServerName</Name>

        <Value>$Target/Property[Type="MicrosoftKnowledgeServicesExchange2010Library!Microsoft.KnowledgeServices.Exchange.2010.MailboxRole"]/Name$</Value>

      </Parameter>

    </Parameters>

    <ScriptBody><Script>





param($ServerName)



$ErrorActionPreference = "Stop"



# Set up the arguments

$scriptargs = new-object psobject

$scriptargs | add-member NoteProperty "ServerName" $ServerName



# Set up the output

$global:scriptoutput = new-object psobject

$scriptoutput | add-member NoteProperty "HasIssue" $false

$scriptoutput | add-member NoteProperty "ActiveDirectorySite" ""

#----------------------------------------------------- 

# MAIN CODE SECTION

#----------------------------------------------------- 



# Environment



$scriptenv = new-object psobject

$scriptenv | add-member NoteProperty "ThisExchangeServer" $null

$scriptenv | add-member NoteProperty "ExchangeServersInThisSite" @()

$scriptenv | add-member NoteProperty "IsSameVersion" $null

$scriptenv | add-member NoteProperty "IsClientAccessServer" $null

$scriptenv | add-member NoteProperty "IsClientAccessServerInThisSite" $null

$scriptenv | add-member NoteProperty "SiteRdn" ""







# Helper functions



#function to check whether there is a Client Access Server exists in the sites

Function Check-IsClientAccessServerInThisSite{

	Param ([string]$ServerName = $scriptargs.ServerName)

	

	# Get this Exchange Server

	$scriptenv.ThisExchangeServer = Get-ExchangeServer -Identity $ServerName -ErrorAction SilentlyContinue



	# Get all Exchange Servers in the same AD Site

	$scriptenv.ExchangeServersInThisSite = Get-ExchangeServer | Where-Object {$_.Site.DistinguishedName -eq $scriptenv.ThisExchangeServer.Site.DistinguishedName}



	# Verify whether this Exchagne Server has Mailbox Role intalled

	If ($scriptenv.ThisExchangeServer.IsMailboxServer -eq $true){

		$scriptenv.IsClientAccessServerInThisSite = $false

		

		# Evaluate every Exchange Server in the same AD site

		$scriptenv.SiteRdn = $scriptenv.ThisExchangeServer.Site.DistinguishedName

		ForEach($ExchangeServer in $scriptenv.ExchangeServersInThisSite){

			$scriptenv.IsSameVersion = $false

			$scriptenv.IsClientAccessServer = $false

			# Verify whether version of Exchange server is same as this Exchange server

			If($ExchangeServer.AdminDisplayVersion.Major -eq $scriptenv.ThisExchangeServer.AdminDisplayVersion.Major){

				$scriptenv.IsSameVersion = $true

			}



			# Check whether version of Exchange has CAS role installed

			If($ExchangeServer.IsClientAccessServer -eq $true){

				$scriptenv.IsClientAccessServer = $true

			}

			

			# Verify whether any Exchange server is same version as this Exchange server and has CAS role

			If(($scriptenv.IsClientAccessServer -eq $true) -and ($scriptenv.IsSameVersion -eq $true)){

				$scriptenv.IsClientAccessServerInThisSite = $true

				break

			}

			else{

				$scriptenv.IsClientAccessServerInThisSite = $false

			}

		}

	}

}





# Main function



Function AdvisorRule($scriptargs, $scriptoutput) 

{ 

	# All parameters should be populated outside of the main function. 

	# The mian function should only include the detection logic so that it can be easyly reused by the Atlanta authoring tool.



	# Initialize parameters

	$scriptenv.IsClientAccessServerInThisSite = $true

	$scriptoutput.HasIssue = $false

	



	# Set parameter values

	Check-IsClientAccessServerInThisSite $scriptargs.ServerName 

	$scriptoutput.ActiveDirectorySite = $scriptenv.SiteRdn

	

	# Detection Logic

	If ($scriptenv.IsClientAccessServerInThisSite -eq $false){

		#Raise alert

		$scriptoutput.HasIssue = $true

	}

}

AdvisorRule $scriptargs $scriptoutput



# set the output

$mom = new-object -comobject "MOM.ScriptAPI"

$bag = $mom.CreatePropertyBag()



if ($scriptoutput.HasIssue -ne $null)

{

	$bag.AddValue("HasIssue", $scriptoutput.HasIssue)

}



if ($scriptoutput.ActiveDirectorySite -ne $null)

{

	$bag.AddValue("ActiveDirectorySite", $scriptoutput.ActiveDirectorySite)

}



$bag



</Script></ScriptBody>

    <SnapIns>

      <SnapIn>Microsoft.Exchange.Management.PowerShell.E2010</SnapIn>

    </SnapIns>

    <TimeoutSeconds>300</TimeoutSeconds>

    <Schedule>86372</Schedule>

    <ErrorExpression>

      <SimpleExpression>

        <ValueExpression>

          <XPathQuery Type="Boolean">Property[@Name='HasIssue']</XPathQuery>

        </ValueExpression>

        <Operator>Equal</Operator>

        <ValueExpression>

          <Value Type="Boolean">true</Value>

        </ValueExpression>

      </SimpleExpression>

    </ErrorExpression>

    <SuccessExpression>

      <Not>

        <Expression>

          <SimpleExpression>

            <ValueExpression>

              <XPathQuery Type="Boolean">Property[@Name='HasIssue']</XPathQuery>

            </ValueExpression>

            <Operator>Equal</Operator>

            <ValueExpression>

              <Value Type="Boolean">true</Value>

            </ValueExpression>

          </SimpleExpression>

        </Expression>

      </Not>

    </SuccessExpression>

  </Configuration>

</UnitMonitor>