SPN 未注册

Microsoft.ActiveDirectoryFederationServices2012R2.FederationServerSPNMonitor (UnitMonitor)

Knowledge Base article:

摘要

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

与 AD FS Windows 服务关联的服务帐户已更改,但 AD FS 在 AD DS 中找不到新服务帐户的已注册 SPN。

解决方法

确保已在 AD DS 中正确注册服务帐户的 SPN。有关详细信息,请参阅 AD FS 部署指南中的“手动配置联合服务器场的服务帐户”。

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 未注册
AD FS 服务帐户的 SPN 未在 Active Directory 中正确注册。
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>