SPN no registrado

Microsoft.ActiveDirectoryFederationServices2012R2.FederationServerSPNMonitor (UnitMonitor)

Knowledge Base article:

Resumen

The SPN of the AD FS service account is not registered correctly in Active Directory Domain Services (AD DS). This monitor queries the SPN attribute of the AD FS service account from AD DS every 15 minutes and checks whether it is in the format "host/<Federation Service name>"

Causas

La cuenta de servicio que está asociada con el servicio de Windows AD FS ha sido cambiada, pero AD FS no puede encontrar un SPN registrado en AD DS para la nueva cuenta de servicio.

Resoluciones

Compruebe que el SPN para la cuenta de servicio esté registrado correctamente en AD DS. Para obtener más información, consulte "Manually Configure a Service Account for a Federation Server Farm" en la Guía de implementación de AD FS (en inglés).

Element properties:

TargetMicrosoft.ActiveDirectoryFederationServices2012R2.FederationServer
Parent MonitorSystem.Health.ConfigurationState
CategoryAvailabilityHealth
EnabledTrue
Alert GenerateTrue
Alert SeverityWarning
Alert PriorityNormal
Alert Auto ResolveTrue
Monitor TypeMicrosoft.ActiveDirectoryFederationServices2012R2.TwoStateScriptMonitorType
RemotableTrue
AccessibilityPublic
Alert Message
SPN no registrado
El SPN de la cuenta de servicio de AD FS no se ha registrado correctamente en Active Directory.
RunAsDefault

Source Code:

<UnitMonitor ID="Microsoft.ActiveDirectoryFederationServices2012R2.FederationServerSPNMonitor" Accessibility="Public" Enabled="true" Target="Microsoft.ActiveDirectoryFederationServices2012R2.FederationServer" ParentMonitorID="Health!System.Health.ConfigurationState" Remotable="true" Priority="Normal" TypeID="Microsoft.ActiveDirectoryFederationServices2012R2.TwoStateScriptMonitorType" ConfirmDelivery="false">
<Category>AvailabilityHealth</Category>
<AlertSettings AlertMessage="Microsoft.ActiveDirectoryFederationServices2012R2.FederationServerSPNMonitor_AlertMessageResourceID">
<AlertOnState>Warning</AlertOnState>
<AutoResolve>true</AutoResolve>
<AlertPriority>Normal</AlertPriority>
<AlertSeverity>Warning</AlertSeverity>
</AlertSettings>
<OperationalStates>
<OperationalState ID="Success" MonitorTypeStateID="Success" HealthState="Success"/>
<OperationalState ID="Error" MonitorTypeStateID="Error" HealthState="Warning"/>
</OperationalStates>
<Configuration>
<PowerShellPath>%windir%\system32\windowspowershell\v1.0\powershell.exe</PowerShellPath>
<ScriptName>FederationServerSPNCheck.ps1</ScriptName>
<ScriptBody><Script>
function GetDomainUser ([string] $domainUser, [ref]$domain, [ref]$user)
{
$splitacct = $domainUser.Split( '\' )
if ( $splitacct.Length -ne 2 -OR [String]::IsNullOrEmpty( $splitacct[ 0 ] ) -OR [String]::IsNullOrEmpty( $splitacct[ 1 ] ) )
{
return
}
$domain.Value = $splitacct[ 0 ]
$user.Value = $splitacct[ 1 ]
}

Import-Module adfs

$scomapi = new-object -comObject "MOM.ScriptAPI"
$script:spnSet = $true
$script:account = ""
$script:expectedSpn = ""
$script:shouldContinue = $true

$serviceWMIObject = (get-wmiobject -query "select * from win32_service where name='adfssrv'")
$script:account = $serviceWMIObject.StartName
$serviceRunning = $serviceWMIObject.Started

if ($serviceRunning)
{
&amp;{
$domainName = ""
$userName = ""
$domainDirEntry = $null
$dirCtx = $null

GetDomainUser $script:account ([ref]$domainName) ([ref]$userName)
if ([String]::IsNullOrEmpty($domainName) -ne $true)
{
$adfsProperties = Get-ADFSProperties
$script:expectedSpn = [String]::Format( [System.Globalization.CultureInfo]::InvariantCulture, "host/{0}" , $adfsProperties.HostName)

$temp = [System.Reflection.Assembly]::LoadWithPartialName("System.DirectoryServices")
$dirCtx = new-object System.DirectoryServices.ActiveDirectory.DirectoryContext( [System.DirectoryServices.ActiveDirectory.DirectoryContextType]::Domain, $domainName)

&amp;{
$domain = [System.DirectoryServices.ActiveDirectory.Domain]::GetDomain( $dirCtx )
$domainDirEntry = $domain.GetDirectoryEntry()
}
Trap [System.Exception]
{
$script:shouldContinue = $false
#ignore
continue
}

if ($script:shouldContinue)
{
$propertiesToLoad = "servicePrincipalName"
$filter = [String]::Format( [System.Globalization.CultureInfo]::InvariantCulture,"(&amp;(sAMAccountName={0}))", $userName )
$src = new-object System.DirectoryServices.DirectorySearcher( $domainDirEntry )
$temp = $src.PropertiesToLoad.Add( $propertiesToLoad )
$src.Filter = $filter
$searchResult = $src.FindOne()
if ( ($searchResult -eq $null) -or ($searchResult.Properties -eq $null))
{
$script:spnSet = $false
}
else
{
$dirEntry = $searchResult.GetDirectoryEntry()
$script:spnSet = $false
if ( $dirEntry.Properties["servicePrincipalName"] -ne $null )
{
foreach ( $registeredSpn in $dirEntry.Properties["servicePrincipalName"] )
{
if ( ($registeredSpn -ne $null) -and ([StringComparer]::OrdinalIgnoreCase.Equals( $registeredSpn, $script:expectedSpn)) )
{
$script:spnSet = $true
break
}
}
}
}
}
}
}
Trap [System.Exception]
{
#ignore
continue
}
}

$scompb = $scomapi.CreatePropertyBag()
$scompb.AddValue("SPNSet", $script:spnSet )
$scompb.AddValue("Account", $script:account )
$scompb.AddValue("ExpectedSPN", $script:expectedSpn )
$scomapi.AddItem($scompb)
$scomapi.ReturnItems()
</Script></ScriptBody>
<IntervalSeconds>900</IntervalSeconds>
<TimeoutSeconds>180</TimeoutSeconds>
<ErrorExpression>
<SimpleExpression>
<ValueExpression>
<XPathQuery Type="String">Property[@Name='SPNSet']</XPathQuery>
</ValueExpression>
<Operator>Equal</Operator>
<ValueExpression>
<Value Type="String">false</Value>
</ValueExpression>
</SimpleExpression>
</ErrorExpression>
<SuccessExpression>
<SimpleExpression>
<ValueExpression>
<XPathQuery Type="String">Property[@Name='SPNSet']</XPathQuery>
</ValueExpression>
<Operator>Equal</Operator>
<ValueExpression>
<Value Type="String">true</Value>
</ValueExpression>
</SimpleExpression>
</SuccessExpression>
</Configuration>
</UnitMonitor>