DSCResources/MSFT_SPSearchCrawlDatabase/MSFT_SPSearchCrawlDatabase.psm1
function Get-TargetResource { [CmdletBinding()] [OutputType([System.Collections.Hashtable])] param ( [Parameter(Mandatory = $true)] [System.String] $DatabaseName, [Parameter(Mandatory = $true)] [System.String] $ServiceAppName, [Parameter()] [System.String] $DatabaseServer, [Parameter()] [System.Boolean] $UseSQLAuthentication, [Parameter()] [System.Management.Automation.PSCredential] $DatabaseCredentials, [Parameter()] [ValidateSet("Present", "Absent")] [System.String] $Ensure = "Present" ) Write-Verbose -Message "Getting Search Crawl Database '$DatabaseName'" $result = Invoke-SPDscCommand -Arguments $PSBoundParameters ` -ScriptBlock { $params = $args[0] Write-Verbose -Message "Getting Search Service Application $($params.ServiceAppName)" $ssa = Get-SPEnterpriseSearchServiceApplication -Identity $params.ServiceAppName ` -Verbose:$false ` -ErrorAction SilentlyContinue if ($null -eq $ssa) { return @{ DatabaseName = $params.DatabaseName ServiceAppName = $null DatabaseServer = $null Ensure = 'Absent' } } Write-Verbose -Message 'Looking for Crawl Databases' $crawldb = Get-SPEnterpriseSearchCrawlDatabase -SearchApplication $ssa ` -Verbose:$false | Where-Object -FilterScript { $_.Name -eq $params.DatabaseName } if ($null -eq $crawldb) { Write-Verbose -Message 'Crawl database not found' return @{ DatabaseName = $params.DatabaseName ServiceAppName = $params.ServiceAppName DatabaseServer = $null Ensure = 'Absent' } } Write-Verbose -Message 'Crawl database found, returning details' return @{ DatabaseName = $params.DatabaseName ServiceAppName = $params.ServiceAppName DatabaseServer = $crawldb.Database.NormalizedDataSource Ensure = 'Present' } } return $result } function Set-TargetResource { [CmdletBinding()] param ( [Parameter(Mandatory = $true)] [System.String] $DatabaseName, [Parameter(Mandatory = $true)] [System.String] $ServiceAppName, [Parameter()] [System.String] $DatabaseServer, [Parameter()] [System.Boolean] $UseSQLAuthentication, [Parameter()] [System.Management.Automation.PSCredential] $DatabaseCredentials, [Parameter()] [ValidateSet("Present", "Absent")] [System.String] $Ensure = "Present" ) Write-Verbose -Message "Setting Search Crawl Database '$DatabaseName'" $PSBoundParameters.Ensure = $Ensure $result = Get-TargetResource @PSBoundParameters if ($result.Ensure -eq "Absent" -and $Ensure -eq "Present") { Write-Verbose -Message 'Creating Crawl Database since it does not exist' Invoke-SPDscCommand -Arguments @($PSBoundParameters, $MyInvocation.MyCommand.Source) ` -ScriptBlock { $params = $args[0] $eventSource = $args[1] Write-Verbose -Message "Getting Search Service Application $($params.ServiceAppName)" $ssa = Get-SPEnterpriseSearchServiceApplication -Identity $params.ServiceAppName ` -Verbose:$false ` -ErrorAction SilentlyContinue if ($null -eq $ssa) { $message = 'Specified Search service application could not be found!' Add-SPDscEvent -Message $message ` -EntryType 'Error' ` -EventID 100 ` -Source $eventSource throw $message } $newParams = @{ SearchApplication = $ssa DatabaseName = $params.DatabaseName } if ($params.ContainsKey('DatabaseServer')) { Write-Verbose -Message "DatabaseServer parameter specified. Creating database on server $($params.DatabaseServer)." $newParams.Add("DatabaseServer", $params.DatabaseServer) } if ($params.useSQLAuthentication -eq $true) { Write-Verbose -Message "Using SQL authentication to create service application as `$useSQLAuthentication is set to $($params.useSQLAuthentication)." $newParams.Add("DatabaseUsername", $params.DatabaseCredentials.Username) $newParams.Add("DatabasePassword", $params.DatabaseCredentials.Password) } else { Write-Verbose -Message "`$useSQLAuthentication is false or not specified; using default Windows authentication." } $null = New-SPEnterpriseSearchCrawlDatabase @newParams -Verbose:$false Write-Verbose "Crawl database $($params.DatabaseName) created!" } } if ($Ensure -eq "Absent") { # The service app should not exit Write-Verbose -Message "Removing Search Crawl Database '$DatabaseName'" Invoke-SPDscCommand -Arguments @($PSBoundParameters, $MyInvocation.MyCommand.Source) ` -ScriptBlock { $params = $args[0] $eventSource = $args[1] Write-Verbose -Message "Getting Search Service Application $($params.ServiceAppName)" $ssa = Get-SPEnterpriseSearchServiceApplication -Identity $params.ServiceAppName ` -Verbose:$false ` -ErrorAction SilentlyContinue if ($null -eq $ssa) { $message = 'Specified Search service application could not be found!' Add-SPDscEvent -Message $message ` -EntryType 'Error' ` -EventID 100 ` -Source $eventSource throw $message } Write-Verbose "Removing crawl database '$($params.DatabaseName)'" Remove-SPEnterpriseSearchCrawlDatabase -SearchApplication $ssa ` -Identity $params.DatabaseName ` -Confirm:$false ` -Verbose:$false } } } function Test-TargetResource { [CmdletBinding()] [OutputType([System.Boolean])] param ( [Parameter(Mandatory = $true)] [System.String] $DatabaseName, [Parameter(Mandatory = $true)] [System.String] $ServiceAppName, [Parameter()] [System.String] $DatabaseServer, [Parameter()] [System.Boolean] $UseSQLAuthentication, [Parameter()] [System.Management.Automation.PSCredential] $DatabaseCredentials, [Parameter()] [ValidateSet("Present", "Absent")] [System.String] $Ensure = "Present" ) Write-Verbose -Message "Testing Search Crawl Database '$DatabaseName'" $PSBoundParameters.Ensure = $Ensure $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 @("Ensure") Write-Verbose -Message "Test-TargetResource returned $result" return $result } function Export-TargetResource { [CmdletBinding()] [OutputType([System.String])] param ( [Parameter()] [System.String] $SearchSAName, [Parameter()] [System.String[]] $DependsOn ) $VerbosePreference = "SilentlyContinue" $content = '' $ParentModuleBase = Get-Module "SharePointDsc" -ListAvailable | Select-Object -ExpandProperty Modulebase $module = Join-Path -Path $ParentModuleBase -ChildPath "\DSCResources\MSFT_SPSearchCrawlDatabase\MSFT_SPSearchCrawlDatabase.psm1" -Resolve $crawlDBs = Get-SPEnterpriseSearchCrawlDatabase -SearchApplication $SearchSAName ` -Verbose:$false $j = 1 $totalDBs = $crawlDBs.Count foreach ($crawlDB in $crawlDBs) { $dbName = $crawlDB.Name Write-Host " -> Scanning Search Crawl Databases [$j/$totalDBs] {$dbName}" try { $params = Get-DSCFakeParameters -ModulePath $module $partialContent = " SPSearchCrawlDatabase " + $dbName.Replace(" ", "") + "`r`n" $partialContent += " {`r`n" $params.DatabaseName = $dbName $params.ServiceAppName = $SearchSAName $results = Get-TargetResource @params $results = Repair-Credentials -results $results Add-ConfigurationDataEntry -Node "NonNodeData" -Key "DatabaseServer" -Value $results.DatabaseServer -Description "Name of the Database Server associated with the destination SharePoint Farm;" $results.DatabaseServer = "`$ConfigurationData.NonNodeData.DatabaseServer" if ($dependsOn) { $results.add("DependsOn", $dependsOn) } $currentBlock = Get-DSCBlock -Params $results -ModulePath $module $currentBlock = Convert-DSCStringParamToVariable -DSCBlock $currentBlock -ParameterName "DatabaseServer" $currentBlock = Convert-DSCStringParamToVariable -DSCBlock $currentBlock -ParameterName "PsDscRunAsCredential" $partialContent += $currentBlock $partialContent += " }`r`n" $j++ $content += $partialContent } catch { $_ $Global:ErrorLog += "[Search Crawl Database]" + $crawlDB.Name + "`r`n" $Global:ErrorLog += "$_`r`n`r`n" } } return $content } Export-ModuleMember -Function *-TargetResource |