Scripts/Reskit9/All Resources/xExchange/xExchange/DSCResources/MSFT_xExchWaitForADPrep/MSFT_xExchWaitForADPrep.psm1
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function Get-TargetResource { [CmdletBinding()] [OutputType([System.Collections.Hashtable])] param ( [parameter(Mandatory = $true)] [System.String] $Identity, [System.Management.Automation.PSCredential] $Credential, [System.Int32] $SchemaVersion, [System.Int32] $OrganizationVersion, [System.Int32] $DomainVersion, [System.String[]] $ExchangeDomains, [System.UInt32] $RetryIntervalSec = 60, [System.UInt32] $RetryCount = 30 ) #Load helper module Import-Module "$((Get-Item -LiteralPath "$($PSScriptRoot)").Parent.Parent.FullName)\Misc\xExchangeCommon.psm1" -Verbose:0 LogFunctionEntry -VerbosePreference $VerbosePreference $dse = GetADRootDSE -Credential $Credential if ($PSBoundParameters.ContainsKey("SchemaVersion")) { #Check for existence of schema object $schemaObj = GetADObject -Credential $credential -DistinguishedName "CN=ms-Exch-Schema-Version-Pt,$($dse.schemaNamingContext)" -Properties "rangeUpper" if ($schemaObj -ne $null) { $currentSchemaVersion = $schemaObj.rangeUpper } else { Write-Warning "Unable to find schema object 'CN=ms-Exch-Schema-Version-Pt,$($dse.schemaNamingContext)'. This is either because Exchange /PrepareSchema has not been run, or because the configured account does not have permissions to access this object." } } if ($PSBoundParameters.ContainsKey("OrganizationVersion")) { $exchangeContainer = GetADObject -Credential $credential -DistinguishedName "CN=Microsoft Exchange,CN=Services,$($dse.configurationNamingContext)" -Properties "rangeUpper" if ($exchangeContainer -ne $null) { $orgContainer = GetADObject -Credential $Credential -Searching $true -DistinguishedName "CN=Microsoft Exchange,CN=Services,$($dse.configurationNamingContext)" -Properties "objectVersion" -Filter "objectClass -like 'msExchOrganizationContainer'" -SearchScope "OneLevel" if ($orgContainer -ne $null) { $currentOrganizationVersion = $orgContainer.objectVersion } else { Write-Warning "Unable to find any objects of class msExchOrganizationContainer under 'CN=Microsoft Exchange,CN=Services,$($dse.configurationNamingContext)'. This is either because Exchange /PrepareAD has not been run, or because the configured account does not have permissions to access this object." } } else { Write-Warning "Unable to find Exchange Configuration Container at 'CN=Microsoft Exchange,CN=Services,$($dse.configurationNamingContext)'. This is either because Exchange /PrepareAD has not been run, or because the configured account does not have permissions to access this object." } } if ($PSBoundParameters.ContainsKey("DomainVersion")) { #Get this server's domain [string]$machineDomain = (Get-WmiObject -Class Win32_ComputerSystem).Domain.ToLower() #Figure out all domains we need to inspect [string[]]$targetDomains = @() $targetDomains += $machineDomain if ($ExchangeDomains -ne $null) { foreach ($domain in $ExchangeDomains) { $domainLower = $domain.ToLower() if ($targetDomains.Contains($domainLower) -eq $false) { $targetDomains += $domainLower } } } #Populate the return value in a hashtable of domains and versions [Hashtable]$currentDomainVersions = @{} foreach ($domain in $targetDomains) { $domainDn = DomainDNFromFQDN -Fqdn $domain $mesoContainer = GetADObject -Credential $Credential -DistinguishedName "CN=Microsoft Exchange System Objects,$($domainDn)" -Properties "objectVersion" $mesoVersion = $null if ($mesoContainer -ne $null) { $mesoVersion = $mesoContainer.objectVersion } else { Write-Warning "Unable to find object with DN 'CN=Microsoft Exchange System Objects,$($domainDn)'. This is either because Exchange /PrepareDomain has not been run for this domain, or because the configured account does not have permissions to access this object." } if ($currentDomainVersions -eq $null) { $currentDomainVersions = @{$domain = $mesoVersion} } else { $currentDomainVersions.Add($domain, $mesoVersion) } } } $returnValue = @{ SchemaVersion = $currentSchemaVersion OrganizationVersion = $currentOrganizationVersion DomainVersion = $currentDomainVersions } $returnValue } function Set-TargetResource { [CmdletBinding()] param ( [parameter(Mandatory = $true)] [System.String] $Identity, [System.Management.Automation.PSCredential] $Credential, [System.Int32] $SchemaVersion, [System.Int32] $OrganizationVersion, [System.Int32] $DomainVersion, [System.String[]] $ExchangeDomains, [System.UInt32] $RetryIntervalSec = 60, [System.UInt32] $RetryCount = 30 ) #Load helper module Import-Module "$((Get-Item -LiteralPath "$($PSScriptRoot)").Parent.Parent.FullName)\Misc\xExchangeCommon.psm1" -Verbose:0 LogFunctionEntry -VerbosePreference $VerbosePreference $testResults = Test-TargetResource @PSBoundParameters -VerbosePreference SilentlyContinue for ($i = 0; $i -lt $RetryCount; $i++) { if ($testResults -eq $false) { Write-Verbose "AD has still not been fully prepped as of $([DateTime]::Now). Sleeping for $($RetryIntervalSec) seconds." Start-Sleep -Seconds $RetryIntervalSec $testResults = Test-TargetResource @PSBoundParameters -VerbosePreference SilentlyContinue } else { break } } if ($testResults -eq $false) { throw "AD has still not been prepped after the maximum amount of retries." } } function Test-TargetResource { [CmdletBinding()] [OutputType([System.Boolean])] param ( [parameter(Mandatory = $true)] [System.String] $Identity, [System.Management.Automation.PSCredential] $Credential, [System.Int32] $SchemaVersion, [System.Int32] $OrganizationVersion, [System.Int32] $DomainVersion, [System.String[]] $ExchangeDomains, [System.UInt32] $RetryIntervalSec = 60, [System.UInt32] $RetryCount = 30, $VerbosePreference ) #Load helper module Import-Module "$((Get-Item -LiteralPath "$($PSScriptRoot)").Parent.Parent.FullName)\Misc\xExchangeCommon.psm1" -Verbose:0 LogFunctionEntry -VerbosePreference $VerbosePreference $adStatus = Get-TargetResource @PSBoundParameters $returnValue = $true if ($adStatus -eq $null) { $returnValue = $false } else { if (!(VerifySetting -Name "SchemaVersion" -Type "Int" -ExpectedValue $SchemaVersion -ActualValue $adStatus.SchemaVersion -PSBoundParametersIn $PSBoundParameters -VerbosePreference $VerbosePreference)) { $returnValue = $false } if (!(VerifySetting -Name "OrganizationVersion" -Type "Int" -ExpectedValue $OrganizationVersion -ActualValue $adStatus.OrganizationVersion -PSBoundParametersIn $PSBoundParameters -VerbosePreference $VerbosePreference)) { $returnValue = $false } if ($PSBoundParameters.ContainsKey("DomainVersion")) { #Get this server's domain [string]$machineDomain = (Get-WmiObject -Class Win32_ComputerSystem).Domain.ToLower() #Figure out all domains we need to inspect [string[]]$targetDomains = @() $targetDomains += $machineDomain if ($ExchangeDomains -ne $null) { foreach ($domain in $ExchangeDomains) { $domainLower = $domain.ToLower() if ($targetDomains.Contains($domainLower) -eq $false) { $targetDomains += $domainLower } } } #Compare the desired DomainVersion with the actual version of each domain foreach ($domain in $targetDomains) { if (!(VerifySetting -Name "DomainVersion" -Type "Int" -ExpectedValue $DomainVersion -ActualValue $adStatus.DomainVersion[$domain] -PSBoundParametersIn $PSBoundParameters -VerbosePreference $VerbosePreference)) { $returnValue = $false } } } } return $returnValue } function GetADRootDSE { param ([PSCredential]$Credential) if ($Credential -eq $null) { $dse = Get-ADRootDSE -ErrorAction SilentlyContinue -ErrorVariable errVar } else { $dse = Get-ADRootDSE -Credential $Credential -ErrorAction SilentlyContinue -ErrorVariable errVar } return $dse } function GetADObject { param([PSCredential]$Credential, [boolean]$Searching = $false, [string]$DistinguishedName, [string[]]$Properties, [string]$Filter, [string]$SearchScope) if ($Searching -eq $false) { $getAdObjParams = @{"Identity" = $DistinguishedName} } else { $getAdObjParams = @{"SearchBase" = $DistinguishedName} if ([string]::IsNullOrEmpty($Filter) -eq $false) { $getAdObjParams.Add("Filter", $Filter) } if ([string]::IsNullOrEmpty($SearchScope) -eq $false) { $getAdObjParams.Add("SearchScope", $SearchScope) } } if ($Credential -ne $null) { $getAdObjParams.Add("Credential", $Credential) } if ([string]::IsNullOrEmpty($Properties) -eq $false) { $getAdObjParams.Add("Properties", $Properties) } #ErrorAction SilentlyContinue doesn't seem to work with Get-ADObject. Doing in Try/Catch instead try { $object = Get-ADObject @getAdObjParams } catch{} #Don't do anything here. The caller can decide how to handle this return $object } function DomainDNFromFQDN { param([string]$Fqdn) if ($Fqdn.Contains('.')) { $domainParts = $Fqdn.Split('.') $domainDn = "DC=$($domainParts[0])" for ($i = 1; $i -lt $domainParts.Count; $i++) { $domainDn = "$($domainDn),DC=$($domainParts[$i])" } } elseif ($Fqdn.Length -gt 0) { $domainDn = "DC=$($Fqdn)" } else { throw "Empty value specified for domain name" } return $domainDn } Export-ModuleMember -Function *-TargetResource |