Detectie gegevensbron DHCP 2012 R2-failoverserverrelaties

Microsoft.Windows.DHCPServer.2012.R2.FailoverServerWatcher.Discovery (Discovery)

Met deze detectieregel worden de exemplaren van de DHCP 2012 R2-failoverserverrelaties ingevuld.
Knowledge Base article:

Samenvatting

Deze detectieregel detecteert en vult de exemplaren van failoverserverrelaties van DHCP 2012 R2 die gedefinieerd zijn in de server en die een Microsoft Windows DHCP Server 2012 R2 uitvoeren.
Element properties:

Target	Microsoft.Windows.DHCPServer.2012.R2.Server
Enabled	True
Frequency	86400
Remotable	False
Object Discovery Details:

Discovered Classes and their attribuets:
Microsoft.Windows.DHCPServer.2012.R2.FailoverServerWatcher Name LocalServer PartnerServer ScopeId Mode LoadBalancePercent ServerRole ReservePercent MaxClientLeadTime StateSwitchInterval AutoStateTransition EnableAuth OSCurrentVersion
Discovered relationships and their attribuets:
Microsoft.Windows.DHCPServer.2012.References.FailoverServerWatcher
Member Modules:

ID	Module Type	TypeId	RunAs
DS4	DataSource	Microsoft.Windows.TimedPowerShell.DiscoveryProvider	System.PrivilegedMonitoringAccount
Source Code:

<Discovery ID="Microsoft.Windows.DHCPServer.2012.R2.FailoverServerWatcher.Discovery" Enabled="true" Target="Microsoft.Windows.DHCPServer.2012.R2.Server" ConfirmDelivery="true" Remotable="true" Priority="Normal">

  <Category>Discovery</Category>

  <DiscoveryTypes>

    <DiscoveryClass TypeID="Microsoft.Windows.DHCPServer.2012.R2.FailoverServerWatcher">

      <Property TypeID="DHCP2012!Microsoft.Windows.DHCPServer.2012.FailoverServerWatcher" PropertyID="Name"/>

      <Property TypeID="DHCP2012!Microsoft.Windows.DHCPServer.2012.FailoverServerWatcher" PropertyID="LocalServer"/>

      <Property TypeID="DHCP2012!Microsoft.Windows.DHCPServer.2012.FailoverServerWatcher" PropertyID="PartnerServer"/>

      <Property TypeID="DHCP2012!Microsoft.Windows.DHCPServer.2012.FailoverServerWatcher" PropertyID="ScopeId"/>

      <Property TypeID="DHCP2012!Microsoft.Windows.DHCPServer.2012.FailoverServerWatcher" PropertyID="Mode"/>

      <Property TypeID="DHCP2012!Microsoft.Windows.DHCPServer.2012.FailoverServerWatcher" PropertyID="LoadBalancePercent"/>

      <Property TypeID="DHCP2012!Microsoft.Windows.DHCPServer.2012.FailoverServerWatcher" PropertyID="ServerRole"/>

      <Property TypeID="DHCP2012!Microsoft.Windows.DHCPServer.2012.FailoverServerWatcher" PropertyID="ReservePercent"/>

      <Property TypeID="DHCP2012!Microsoft.Windows.DHCPServer.2012.FailoverServerWatcher" PropertyID="MaxClientLeadTime"/>

      <Property TypeID="DHCP2012!Microsoft.Windows.DHCPServer.2012.FailoverServerWatcher" PropertyID="StateSwitchInterval"/>

      <Property TypeID="DHCP2012!Microsoft.Windows.DHCPServer.2012.FailoverServerWatcher" PropertyID="AutoStateTransition"/>

      <Property TypeID="DHCP2012!Microsoft.Windows.DHCPServer.2012.FailoverServerWatcher" PropertyID="EnableAuth"/>

      <Property TypeID="DHCP2012!Microsoft.Windows.DHCPServer.2012.FailoverServerWatcher" PropertyID="OSCurrentVersion"/>

    </DiscoveryClass>

    <DiscoveryRelationship TypeID="DHCP2012!Microsoft.Windows.DHCPServer.2012.References.FailoverServerWatcher"/>

  </DiscoveryTypes>

  <DataSource ID="DS4" RunAs="System!System.PrivilegedMonitoringAccount" TypeID="Windows!Microsoft.Windows.TimedPowerShell.DiscoveryProvider">

    <IntervalSeconds>86400</IntervalSeconds>

    <SyncTime/>

    <ScriptName>DiscoverDHCPFailoverServerWatcher2012</ScriptName>

    <ScriptBody><Script>

                        

                            param ([String] $ElementID, [String] $TargetID, [String] $PrincipalName)

                            $SCRIPT_NAME = "DiscoverDHCPFailoverServerWatcher2012R2"

                            $ErrorActionPreference = "Stop"



# Event type constants

$EVENT_TYPE_LOG = 0

$EVENT_TYPE_ERROR = 1

$EVENT_TYPE_WARNING = 2

$EVENT_TYPE_INFORMATION = 4



# Typed property bag constants

$PROPERTY_TYPE_ALERT = 0

$PROPERTY_TYPE_EVENT = 1

$PROPERTY_TYPE_PERFORMANCE = 2

$PROPERTY_TYPE_STATE = 3



# State type constants

$STATE_SUCCESS = "Success"

$STATE_WARNING = "Warning"

$STATE_ERROR = "Error"



$momAPI = new-object -comObject MOM.ScriptAPI





                            $TargetOSVersion = "6.3"



                            $ComputerName = "$MPElement[Name='Windows!Microsoft.Windows.Computer']/PrincipalName$"

                            $SourceServerClass = "$MPElement[Name='Microsoft.Windows.DHCPServer.2012.R2.FailoverServerWatcher']$"

                            $TargetServerClass = "$MPElement[Name='Microsoft.Windows.DHCPServer.2012.R2.Server']$"

                            $RelationshipClass = "$MPElement[Name='DHCP2012!Microsoft.Windows.DHCPServer.2012.References.FailoverServerWatcher']$"

                            $Name = "$MPElement[Name='DHCP2012!Microsoft.Windows.DHCPServer.2012.FailoverServerWatcher']/Name$"

                            $DisplayName = "$MPElement[Name='System!System.Entity']/DisplayName$"

                            $LocalServer = "$MPElement[Name='DHCP2012!Microsoft.Windows.DHCPServer.2012.FailoverServerWatcher']/LocalServer$"

                            $PartnerServer = "$MPElement[Name='DHCP2012!Microsoft.Windows.DHCPServer.2012.FailoverServerWatcher']/PartnerServer$"

                            $ScopeId = "$MPElement[Name='DHCP2012!Microsoft.Windows.DHCPServer.2012.FailoverServerWatcher']/ScopeId$"

                            $Mode = "$MPElement[Name='DHCP2012!Microsoft.Windows.DHCPServer.2012.FailoverServerWatcher']/Mode$"

                            $LoadBalancePercent = "$MPElement[Name='DHCP2012!Microsoft.Windows.DHCPServer.2012.FailoverServerWatcher']/LoadBalancePercent$"

                            $ServerRole = "$MPElement[Name='DHCP2012!Microsoft.Windows.DHCPServer.2012.FailoverServerWatcher']/ServerRole$"

                            $ReservePercent = "$MPElement[Name='DHCP2012!Microsoft.Windows.DHCPServer.2012.FailoverServerWatcher']/ReservePercent$"

                            $MaxClientLeadTime = "$MPElement[Name='DHCP2012!Microsoft.Windows.DHCPServer.2012.FailoverServerWatcher']/MaxClientLeadTime$"

                            $StateSwitchInterval = "$MPElement[Name='DHCP2012!Microsoft.Windows.DHCPServer.2012.FailoverServerWatcher']/StateSwitchInterval$"

                            $AutoStateTransition = "$MPElement[Name='DHCP2012!Microsoft.Windows.DHCPServer.2012.FailoverServerWatcher']/AutoStateTransition$"

                            $EnableAuth = "$MPElement[Name='DHCP2012!Microsoft.Windows.DHCPServer.2012.FailoverServerWatcher']/EnableAuth$"

                            $OSCurrentVersion = "$MPElement[Name='DHCP2012!Microsoft.Windows.DHCPServer.2012.FailoverServerWatcher']/OSCurrentVersion$"



                            $ComputerKey = "$MPElement[Name='Windows!Microsoft.Windows.Computer']/PrincipalName$"

                            $ComputerName = "$MPElement[Name='DHCP!Microsoft.Windows.DHCPServer.Library.Server']/Name$"



                            Write-Host "$SCRIPT_NAME - Executing DHCP Failover Server Watcher Discovery Powershell Script"



$discoveryData = $momAPI.CreateDiscoveryData(0, $ElementID, $TargetID)



$CurrOS = Get-WmiObject -Namespace "root\cimv2" -Query "select Version from Win32_OperatingSystem"

$OSVer = $CurrOS.Version

$CurrVer = $OSVer.Split(".")

$OS = $CurrVer.Item(0) + "." + $CurrVer.Item(1)



if ($OS -ne $TargetOSVersion)

{

  Write-Host "$SCRIPT_NAME - No Target Operating System"

  $discoveryData

  exit

}

else

{

	  Write-Host "$SCRIPT_NAME - Target Server"



	  $DHCPFailoverWatchers = Get-DhcpServerv4Failover -ComputerName $PrincipalName

	  $DHCPFailoverWatcher = $null

	  $ObjDHCPFailoverWatcher = $null

	  $FailoverWatcherRelationship = $null

	  $TargetServer = $null



	if ($DHCPFailoverWatchers -ne $null)

	{

	    if($DHCPFailoverWatchers.Count -eq $null)

	    {

		    $FailoverCount = 1

	    }

	    else

	    {

		    $FailoverCount = $DHCPFailoverWatchers.Count

	    }



		if ($FailoverCount -eq 0)

		{

		  Write-Host "$SCRIPT_NAME - No DHCP Failover configured in this DHCP Server"

		  $discoveryData

		  exit

		}

		else

		{

		  if ($FailoverCount -gt 0)

		  {



            for ($itmFO=0; $itmFO -lt $FailoverCount; $itmFO++)

            {



	            if($FailoverCount -eq 1)

		        {

		            $FailOvObj = $DHCPFailoverWatchers

		        }

		        else

		        {

			        $FailOvObj = $DHCPFailoverWatchers.Item($itmFO)

		        }



				$ObjDHCPFailoverWatcher = $discoveryData.CreateClassInstance($SourceServerClass)

				$ObjDHCPFailoverWatcher.AddProperty($Name,                  $FailOvObj.Name)

				$ObjDHCPFailoverWatcher.AddProperty($DisplayName,           $FailOvObj.Name)

				$ObjDHCPFailoverWatcher.AddProperty($LocalServer,           $PrincipalName)

				$ObjDHCPFailoverWatcher.AddProperty($PartnerServer,         $FailOvObj.PartnerServer)

				$ObjDHCPFailoverWatcher.AddProperty($Mode,                  $FailOvObj.Mode)

				$ObjDHCPFailoverWatcher.AddProperty($LoadBalancePercent,    $FailOvObj.LoadBalancePercent)

				$ObjDHCPFailoverWatcher.AddProperty($ServerRole,            $FailOvObj.ServerRole)

				$ObjDHCPFailoverWatcher.AddProperty($ReservePercent,        $FailOvObj.ReservePercent)

				$ObjDHCPFailoverWatcher.AddProperty($MaxClientLeadTime,     $FailOvObj.MaxClientLeadTime.ToString())



                if($FailOvObj.StateSwitchInterval -eq $null)

                {

                   $StateSI = ""

                }

                else

                {

                   $StateSI = $FailOvObj.StateSwitchInterval.ToString()

                }



				$ObjDHCPFailoverWatcher.AddProperty($StateSwitchInterval,   $StateSI)





				if ($FailOvObj.ScopeId -is [System.Array])

				{

					$addressList = $FailOvObj.ScopeId -join ', '

				}

				else

				{

					$addressList = $FailOvObj.ScopeId.ToString()

				} 

				$ObjDHCPFailoverWatcher.AddProperty($ScopeId,               $addressList)





				$ObjDHCPFailoverWatcher.AddProperty($AutoStateTransition,   $FailOvObj.AutoStateTransition)

				$ObjDHCPFailoverWatcher.AddProperty($EnableAuth,            $FailOvObj.EnableAuth)

				$ObjDHCPFailoverWatcher.AddProperty($OSCurrentVersion,      $OSVer)

				$discoveryData.AddInstance($ObjDHCPFailoverWatcher)



				$TargetServer = $discoveryData.CreateClassInstance($TargetServerClass)

				$TargetServer.AddProperty($ComputerKey, $FailOvObj.PartnerServer)

				$TargetServer.AddProperty($ComputerName, $FailOvObj.PartnerServer)



				$FailoverWatcherRelationship = $discoveryData.CreateRelationshipInstance($RelationshipClass)

				$FailoverWatcherRelationship.Source = $ObjDHCPFailoverWatcher

				$FailoverWatcherRelationship.Target = $TargetServer



				$discoveryData.AddInstance($FailoverWatcherRelationship)



				Write-Host "$SCRIPT_NAME - DHCP IPV4 Failover Watcher Added to Discovery data"

            }

          }

      }

  }



  $discoveryData

  Write-Host "$SCRIPT_NAME - Discovery data returned"

}</Script></ScriptBody>

    <Parameters>

      <Parameter>

        <Name>ElementID</Name>

        <Value>$MPElement$</Value>

      </Parameter>

      <Parameter>

        <Name>TargetID</Name>

        <Value>$Target/Id$</Value>

      </Parameter>

      <Parameter>

        <Name>PrincipalName</Name>

        <Value>$Target/Host/Property[Type="Windows!Microsoft.Windows.Computer"]/PrincipalName$</Value>

      </Parameter>

    </Parameters>

    <TimeoutSeconds>300</TimeoutSeconds>

  </DataSource>

</Discovery>