DSCResources/MSFT_SPSearchIndexPartition/MSFT_SPSearchIndexPartition.psm1
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function Get-TargetResource { [CmdletBinding()] [OutputType([System.Collections.Hashtable])] param ( [Parameter(Mandatory = $true)] [System.UInt32] $Index, [Parameter(Mandatory = $true)] [System.String[]] $Servers, [Parameter()] [System.String] $RootDirectory, [Parameter(Mandatory = $true)] [System.String] $ServiceAppName ) Write-Verbose -Message "Getting Search Index Partition '$Index' settings" $result = Invoke-SPDscCommand -Arguments $PSBoundParameters ` -ScriptBlock { $params = $args[0] $ConfirmPreference = 'None' $ssa = Get-SPEnterpriseSearchServiceApplication -Identity $params.ServiceAppName -Verbose:$false $currentTopology = $ssa.ActiveTopology $searchComponent = Get-SPEnterpriseSearchComponent -SearchTopology $currentTopology -Verbose:$false | ` Where-Object -FilterScript { ($_.GetType().Name -eq "IndexComponent") ` -and ($_.IndexPartitionOrdinal -eq $params.Index) } $IndexComponents = $searchComponent.ServerName $rootDirectory = ($searchComponent | Select-Object -First 1).RootDirectory if ($rootDirectory -eq "") { $ssi = Get-SPEnterpriseSearchServiceInstance -Verbose:$false $component = $ssi.Components | Select-Object -First 1 $rootDirectory = $component.IndexLocation } return @{ Index = $params.Index Servers = $IndexComponents RootDirectory = $rootDirectory ServiceAppName = $params.ServiceAppName } } return $result } function Set-TargetResource { [CmdletBinding()] param ( [Parameter(Mandatory = $true)] [System.UInt32] $Index, [Parameter(Mandatory = $true)] [System.String[]] $Servers, [Parameter()] [System.String] $RootDirectory, [Parameter(Mandatory = $true)] [System.String] $ServiceAppName ) Write-Verbose -Message "Setting Search Index Partition '$Index' settings" $CurrentValues = Get-TargetResource @PSBoundParameters Invoke-SPDscCommand -Arguments @($PSBoundParameters, $CurrentValues) ` -ScriptBlock { $params = $args[0] $CurrentValues = $args[1] $ConfirmPreference = 'None' $AllSearchServers = $params.Servers # Ensure the search service instance is running on all servers foreach ($searchServer in $AllSearchServers) { $searchService = Get-SPEnterpriseSearchServiceInstance -Identity $searchServer ` -Verbose:$false if ($searchService.Status -eq "Offline") { Write-Verbose -Message "Start Search Service Instance" Start-SPEnterpriseSearchServiceInstance -Identity $searchService -Verbose:$false } #Wait for Search Service Instance to come online $loopCount = 0 $online = Get-SPEnterpriseSearchServiceInstance -Identity $searchServer -Verbose:$false do { $online = Get-SPEnterpriseSearchServiceInstance -Identity $searchServer -Verbose:$false Write-Verbose -Message "Waiting for service: $($online.TypeName)" $loopCount++ Start-Sleep -Seconds 30 } until ($online.Status -eq "Online" -or $loopCount -eq 20) } if ($params.ContainsKey("RootDirectory") -eq $true) { # Create the index partition directory on each remote server foreach ($IndexPartitionServer in $params.Servers) { $networkPath = "\\$IndexPartitionServer\" + $params.RootDirectory.Replace(":\", "$\") New-Item -Path $networkPath -ItemType Directory -Force } # Create the directory on the local server as it will not apply the topology without it if ((Test-Path -Path $params.RootDirectory) -eq $false) { New-Item $params.RootDirectory -ItemType Directory -Force } } # Get all service service instances to assign topology components to $AllSearchServiceInstances = @{ } foreach ($server in $AllSearchServers) { $si = Get-SPEnterpriseSearchServiceInstance -Identity $server -Verbose:$false $AllSearchServiceInstances.Add($server, $si) } Write-Verbose -Message 'Get current topology and prepare a new one' $ssa = Get-SPEnterpriseSearchServiceApplication -Identity $params.ServiceAppName ` -Verbose:$false $currentTopology = $ssa.ActiveTopology $newTopology = New-SPEnterpriseSearchTopology -SearchApplication $ssa ` -Clone ` -SearchTopology $currentTopology ` -Verbose:$false $componentTypes = @{ Servers = "IndexComponent" } Write-Verbose -Message 'Build up the topology changes for each object type' @("Servers") | ForEach-Object -Process { $CurrentSearchProperty = $_ Write-Verbose -Message "Setting components for '$CurrentSearchProperty' property" $ComponentsToRemove = @() if ($null -eq $CurrentValues.$CurrentSearchProperty) { $ComponentsToAdd = $params.$CurrentSearchProperty } else { $ComponentsToAdd = @() $components = $params.$CurrentSearchProperty | Where-Object -FilterScript { $CurrentValues.$CurrentSearchProperty.Contains($_) -eq $false } foreach ($component in $components) { $ComponentsToAdd += $component } $components = $CurrentValues.$CurrentSearchProperty | Where-Object -FilterScript { $params.$CurrentSearchProperty.Contains($_) -eq $false } foreach ($component in $components) { $ComponentsToRemove += $component } } foreach ($componentToAdd in $ComponentsToAdd) { Write-Verbose -Message "Adding $($AllSearchServiceInstances.$componentToAdd) to the topology" $NewComponentParams = @{ SearchTopology = $newTopology SearchServiceInstance = $AllSearchServiceInstances.$componentToAdd } switch ($componentTypes.$CurrentSearchProperty) { "IndexComponent" { $NewComponentParams.Add("IndexPartition", $params.Index) if ($params.ContainsKey("RootDirectory") -eq $true) { if ([string]::IsNullOrEmpty($params.RootDirectory) -eq $false) { $NewComponentParams.Add("RootDirectory", $params.RootDirectory) } } New-SPEnterpriseSearchIndexComponent @NewComponentParams -Verbose:$false } } } foreach ($componentToRemove in $ComponentsToRemove) { Write-Verbose -Message "Removing $($componentToRemove) from the topology" $component = Get-SPEnterpriseSearchComponent -SearchTopology $newTopology ` -Verbose:$false | Where-Object -FilterScript { ($_.GetType().Name -eq $componentTypes.$CurrentSearchProperty) ` -and ($_.ServerName -eq $componentToRemove) ` -and ($_.IndexPartitionOrdinal -eq $params.Index) } if ($null -ne $component) { $component | Remove-SPEnterpriseSearchComponent -SearchTopology $newTopology ` -Verbose:$false ` -Confirm:$false } } } Write-Verbose -Message 'Apply the new topology' Set-SPEnterpriseSearchTopology -Identity $newTopology -Verbose:$false } } function Test-TargetResource { [CmdletBinding()] [OutputType([System.Boolean])] param ( [Parameter(Mandatory = $true)] [System.UInt32] $Index, [Parameter(Mandatory = $true)] [System.String[]] $Servers, [Parameter()] [System.String] $RootDirectory, [Parameter(Mandatory = $true)] [System.String] $ServiceAppName ) Write-Verbose -Message "Testing Search Index Partition '$Index' settings" $CurrentValues = Get-TargetResource @PSBoundParameters Write-Verbose -Message "Current Values: $(Convert-SPDscHashtableToString -Hashtable $CurrentValues)" Write-Verbose -Message "Target Values: $(Convert-SPDscHashtableToString -Hashtable $PSBoundParameters)" $result = Test-SPDscParameterState -CurrentValues $CurrentValues ` -Source $($MyInvocation.MyCommand.Source) ` -DesiredValues $PSBoundParameters ` -ValuesToCheck @("Servers") Write-Verbose -Message "Test-TargetResource returned $result" return $result } function Export-TargetResource { $VerbosePreference = "SilentlyContinue" $ParentModuleBase = Get-Module "SharePointDsc" -ListAvailable | Select-Object -ExpandProperty Modulebase $module = Join-Path -Path $ParentModuleBase -ChildPath "\DSCResources\MSFT_SPSearchIndexPartition\MSFT_SPSearchIndexPartition.psm1" -Resolve $Content = '' $params = Get-DSCFakeParameters -ModulePath $module $ssas = Get-SPServiceApplication | Where-Object -FilterScript { $_.GetType().FullName -eq "Microsoft.Office.Server.Search.Administration.SearchServiceApplication" } $i = 1 $total = $ssas.Length foreach ($ssa in $ssas) { try { if ($null -ne $ssa) { $serviceName = $ssa.DisplayName Write-Host "Scanning Index Partitions for Search Service Application [$i/$total] {$serviceName}" $ssa = Get-SPEnterpriseSearchServiceApplication -Identity $ssa $currentTopology = $ssa.ActiveTopology $indexComponents = Get-SPEnterpriseSearchComponent -SearchTopology $currentTopology | ` Where-Object -FilterScript { $_.GetType().Name -eq "IndexComponent" } [System.Collections.ArrayList]$indexesAlreadyScanned = @() $j = 1 $totalIndex = $indexComponents.Length foreach ($indexComponent in $indexComponents) { try { if (!$indexesAlreadyScanned.Contains($indexComponent.IndexPartitionOrdinal)) { $icServerName = $indexComponent.ServerName Write-Host " -> Index Component [$j/$totalIndex] {$icServerName}" $indexesAlreadyScanned += $indexComponent.IndexPartitionOrdinal $PartialContent = " SPSearchIndexPartition " + [System.Guid]::NewGuid().ToString() + "`r`n" $PartialContent += " {`r`n" $params.ServiceAppName = $serviceName $params.Index = $indexComponent.IndexPartitionOrdinal $params.Servers = $indexComponent.ServerName $params.RootDirectory = $indexComponent.RootDirectory $results = Get-TargetResource @params Add-ConfigurationDataEntry -Node "NonNodeData" -Key "SearchIndexPartitionServers" -Value $results.Servers -Description "List of Servers that will host the Search Index Partitions;" $results.Servers = "`$ConfigurationData.NonNodeData.SearchIndexPartitionServers" $results = Repair-Credentials -results $results $currentBlock = Get-DSCBlock -Params $results -ModulePath $module $currentBlock = Convert-DSCStringParamToVariable -DSCBlock $currentBlock -ParameterName "PsDscRunAsCredential" $currentBlock = Convert-DSCStringParamToVariable -DSCBlock $currentBlock -ParameterName "Servers" $PartialContent += $currentBlock $PartialContent += " }`r`n" $Content += $PartialContent $j++ } } catch { $Global:ErrorLog += "[Index Component]" + $indexComponent.ServerName + "`r`n" $Global:ErrorLog += "$_`r`n`r`n" } } } $i++ } catch { $Global:ErrorLog += "[Search Index Partition]" + $ssa.DisplayName + "`r`n" $Global:ErrorLog += "$_`r`n`r`n" } } return $Content } Export-ModuleMember -Function *-TargetResource |