Storage Subsystem Discovery

IBMStorageSubsystem.StorageSubsystemDiscovery (Discovery)

The discovery type where the agent systems finds any attached Storage Subsystems.

Element properties:

Object Discovery Details:

Member Modules:

Source Code:

<Discovery ID="IBMStorageSubsystem.StorageSubsystemDiscovery" Enabled="true" Target="IBMStorageSubsystem.Seed" ConfirmDelivery="true" Remotable="true" Priority="Normal">

  <Category>Discovery</Category>

  <DiscoveryTypes>

    <DiscoveryClass TypeID="IBMStorageSubsystem.StorageSubsystem">

      <Property TypeID="IBMStorageSubsystem.StorageSubsystem" PropertyID="GUID"/>

      <Property TypeID="IBMStorageSubsystem.StorageSubsystem" PropertyID="IpAddress1"/>

      <Property TypeID="IBMStorageSubsystem.StorageSubsystem" PropertyID="IpAddress2"/>

      <Property TypeID="IBMStorageSubsystem.StorageSubsystem" PropertyID="MonitoringSystem"/>

      <Property TypeID="System!System.Entity" PropertyID="DisplayName"/>

      <Property TypeID="IBMStorageSubsystem.StorageSubsystem" PropertyID="FriendlyName"/>

    </DiscoveryClass>

  </DiscoveryTypes>

  <DataSource ID="DiscoveryProbe" TypeID="IBMStorageSubsystem.DiscoveryDataSrcType">

    <IntervalSeconds>901</IntervalSeconds>

    <TimeoutSeconds>300</TimeoutSeconds>

    <ScriptName>IBMStorageSubsystemDiscoviery.ps1</ScriptName>

    <Arguments>0</Arguments>

    <ScriptBody><Script>param  ([Boolean]$Trace)



# Script variables 

$private:scriptName = "IBMStorageSubsystemDiscovery.ps1"

$private:E_LVL_ERROR = 2

$private:E_LVL_WARNING = 1

$private:E_LVL_INFO = 0

$private:E_NBR_TRACE = 3702



$SnapinName = (Get-ItemProperty HKLM:\Software\IBM\MP PSSnapinName).PSSnapinName



$SourceId = "$MPElement$"

$ManagedEntityId = "$Target/Id$"

$ManagingSystem = "$Target/Host/Property[Type='Windows!Microsoft.Windows.Computer']/NetworkName$"



# Script varaibles for SCOM

$private:api = New-Object -ComObject 'MOM.ScriptAPI'

$discoveryData = $api.CreateDiscoveryData(0, $SourceId, $ManagedEntityId)

if ($Trace) 

{

    $api.LogScriptEvent($ScriptName, $E_NBR_TRACE, $E_LVL_INFO, 'Storage Subsystem Discovery In Process')

    $api.LogScriptEvent($ScriptName, $E_NBR_TRACE, $E_LVL_INFO, 'params: ' + $ManagedEntityId + ' and ' + $ManagingSystem + ' and ' + $SnapinName)

}



if ( (Get-PSSnapin -Name $SnapinName -ErrorAction SilentlyContinue) -eq $null )

{

    Add-PsSnapin $SnapinName

}

# Get Disk System Data

$DSCredentials = @(Get-SDCredential -All)

foreach ($cxn in $DSCredentials)

{

    $DS = Get-StorageDevice -Credentials $cxn

    if ($Trace) 

    {

        $api.LogScriptEvent($ScriptName, $E_NBR_TRACE, $E_LVL_INFO, 'Found credential for '+$DS.FriendlyName+' '+$DS.WWN)

    }



    $instance = $discoveryData.CreateClassInstance("$MPElement[Name='IBMStorageSubsystem.StorageSubsystem']$")

    $instance.AddProperty("$MPElement[Name='IBMStorageSubsystem.StorageSubsystem']/GUID$", $DS.WWN)

    

    $private:FriendlyName = ""

    if($DS.FriendlyName -ne $null)

    {

        $FriendlyName = $DS.FriendlyName

    }

    $instance.AddProperty("$MPElement[Name='IBMStorageSubsystem.StorageSubsystem']/FriendlyName$", $FriendlyName)

    $instance.AddProperty("$MPElement[Name='IBMStorageSubsystem.StorageSubsystem']/IpAddress1$", $DS.IP1)

    $instance.AddProperty("$MPElement[Name='IBMStorageSubsystem.StorageSubsystem']/IpAddress2$", $DS.IP2)

    $instance.AddProperty("$MPElement[Name='IBMStorageSubsystem.StorageSubsystem']/MonitoringSystem$", $ManagingSystem)

    $instance.AddProperty("$MPElement[Name='System!System.Entity']/DisplayName$", $FriendlyName)

    $discoveryData.AddInstance($instance)

    

    # add 'hidden' relationship causing the health service on the 

    # managing computer to monitor the health of this StorageSubsystem

    

    $healthSvc = $discoveryData.CreateClassInstance( "$MPElement[Name='SC!Microsoft.SystemCenter.HealthService']$" )

    $healthSvc.AddProperty("$MPElement[Name='Windows!Microsoft.Windows.Computer']/PrincipalName$", $ManagingSystem )



    $discoveryData.AddInstance($healthSvc)



    $hsvcManagesSSubsystemRel = $discoveryData.CreateRelationshipInstance("$MPElement[Name='SC!Microsoft.SystemCenter.HealthServiceShouldManageEntity']$")

    $hsvcManagesSSubsystemRel.Source = $healthSvc

    $hsvcManagesSSubsystemRel.Target = $instance



    $discoveryData.AddInstance($hsvcManagesSSubsystemRel)

}



if($Trace) 

{

    $api.LogScriptEvent($ScriptName, $E_NBR_TRACE, $E_LVL_INFO, 'Storage Subsystem Discovery Completed')

}



# Send Discovery.Data to the output pipeline.

$api.Return($discoveryData)</Script></ScriptBody>

  </DataSource>

</Discovery>