SPN が登録されていません

Microsoft.ActiveDirectoryFederationServices2012R2.FederationServerSPNMonitor (UnitMonitor)

Knowledge Base article:

概要

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>"

原因

AD FS Windows サービスに関連付けられているサービス アカウントが変更されましたが、AD FS は、新しいサービス アカウントに対して AD DS 内で登録された SPN を見つけられません。

解決方法

サービス アカウントの SPN が AD DS で正しく登録されていることを確認してください。詳細については、『 AD FS 展開ガイド』の「フェデレーション サーバー ファームのサービス アカウントを手動で構成する」を参照してください。

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 が登録されていません
AD FS サービス アカウントの SPN が、Active Directory で正しく登録されていません。
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>