DSCResources/DSC_SqlDatabase/DSC_SqlDatabase.psm1
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$script:resourceModulePath = Split-Path -Path (Split-Path -Path $PSScriptRoot -Parent) -Parent $script:modulesFolderPath = Join-Path -Path $script:resourceModulePath -ChildPath 'Modules' $script:resourceHelperModulePath = Join-Path -Path $script:modulesFolderPath -ChildPath 'SqlServerDsc.Common' Import-Module -Name (Join-Path -Path $script:resourceHelperModulePath -ChildPath 'SqlServerDsc.Common.psm1') $script:localizedData = Get-LocalizedData -ResourceName 'DSC_SqlDatabase' $script:supportedCompatibilityLevels = @{ 8 = @('Version80') 9 = @('Version80', 'Version90') 10 = @('Version80', 'Version90', 'Version100') 11 = @('Version90', 'Version100', 'Version110') 12 = @('Version100', 'Version110', 'Version120') 13 = @('Version100', 'Version110', 'Version120', 'Version130') 14 = @('Version100', 'Version110', 'Version120', 'Version130', 'Version140') 15 = @('Version100', 'Version110', 'Version120', 'Version130', 'Version140', 'Version150') } <# .SYNOPSIS This function gets the sql database. .PARAMETER Ensure When set to 'Present', the database will be created. When set to 'Absent', the database will be dropped. .PARAMETER Name The name of database to be created or dropped. .PARAMETER ServerName The host name of the SQL Server to be configured. Default value is $env:COMPUTERNAME. .PARAMETER InstanceName The name of the SQL instance to be configured. .PARAMETER Collation The name of the SQL collation to use for the new database. Default value is server collation. .PARAMETER CompatibilityLevel The version of the SQL compatibility level to use for the new database. Default value is server version. .PARAMETER RecoveryModel The recovery model to be used for the new database. Default value is Full. #> function Get-TargetResource { [CmdletBinding()] [OutputType([System.Collections.Hashtable])] param ( [Parameter()] [ValidateSet('Present', 'Absent')] [ValidateNotNullOrEmpty()] [System.String] $Ensure = 'Present', [Parameter(Mandatory = $true)] [ValidateNotNullOrEmpty()] [System.String] $Name, [Parameter()] [ValidateNotNullOrEmpty()] [System.String] $ServerName = $env:COMPUTERNAME, [Parameter(Mandatory = $true)] [ValidateNotNullOrEmpty()] [System.String] $InstanceName, [Parameter()] [ValidateNotNullOrEmpty()] [System.String] $Collation, [Parameter()] [ValidateSet('Version80', 'Version90', 'Version100', 'Version110', 'Version120', 'Version130', 'Version140', 'Version150')] [System.String] $CompatibilityLevel, [Parameter()] [ValidateSet('Simple', 'Full', 'BulkLogged')] [System.String] $RecoveryModel ) Write-Verbose -Message ( $script:localizedData.GetDatabase -f $Name, $InstanceName ) $sqlServerObject = Connect-SQL -ServerName $ServerName -InstanceName $InstanceName if ($sqlServerObject) { # Check database exists $sqlDatabaseObject = $sqlServerObject.Databases[$Name] if ($sqlDatabaseObject) { $Ensure = 'Present' $sqlDatabaseCollation = $sqlDatabaseObject.Collation $sqlDatabaseCompatibilityLevel = $sqlDatabaseObject.CompatibilityLevel $sqlDatabaseRecoveryModel = $sqlDatabaseObject.RecoveryModel Write-Verbose -Message ( $script:localizedData.DatabasePresent -f $Name, $sqlDatabaseCollation, $sqlDatabaseCompatibilityLevel, $sqlDatabaseRecoveryModel ) } else { $Ensure = 'Absent' Write-Verbose -Message ( $script:localizedData.DatabaseAbsent -f $Name ) } } $returnValue = @{ Name = $Name Ensure = $Ensure ServerName = $ServerName InstanceName = $InstanceName Collation = $sqlDatabaseCollation CompatibilityLevel = $sqlDatabaseCompatibilityLevel RecoveryModel = $sqlDatabaseRecoveryModel } $returnValue } <# .SYNOPSIS This function create or delete a database in the SQL Server instance provided. .PARAMETER Ensure When set to 'Present', the database will be created. When set to 'Absent', the database will be dropped. .PARAMETER Name The name of database to be created or dropped. .PARAMETER ServerName The host name of the SQL Server to be configured. Default value is $env:COMPUTERNAME. .PARAMETER InstanceName The name of the SQL instance to be configured. .PARAMETER Collation The name of the SQL collation to use for the new database. Default value is server collation. .PARAMETER CompatibilityLevel The version of the SQL compatibility level to use for the new database. Default value is server version. .PARAMETER RecoveryModel The recovery model to be used for the new database. Default value is Full. #> function Set-TargetResource { [CmdletBinding()] param ( [Parameter()] [ValidateSet('Present', 'Absent')] [ValidateNotNullOrEmpty()] [System.String] $Ensure = 'Present', [Parameter(Mandatory = $true)] [ValidateNotNullOrEmpty()] [System.String] $Name, [Parameter()] [ValidateNotNullOrEmpty()] [System.String] $ServerName = $env:COMPUTERNAME, [Parameter(Mandatory = $true)] [ValidateNotNullOrEmpty()] [System.String] $InstanceName, [Parameter()] [ValidateNotNullOrEmpty()] [System.String] $Collation, [Parameter()] [ValidateSet('Version80', 'Version90', 'Version100', 'Version110', 'Version120', 'Version130', 'Version140', 'Version150')] [System.String] $CompatibilityLevel, [Parameter()] [ValidateSet('Simple', 'Full', 'BulkLogged')] [System.String] $RecoveryModel ) $sqlServerObject = Connect-SQL -ServerName $ServerName -InstanceName $InstanceName if ($sqlServerObject) { if ($Ensure -eq 'Present') { if (-not $PSBoundParameters.ContainsKey('Collation')) { $Collation = $sqlServerObject.Collation } elseif ($Collation -notin $sqlServerObject.EnumCollations().Name) { $errorMessage = $script:localizedData.InvalidCollation -f $Collation, $InstanceName New-ObjectNotFoundException -Message $errorMessage } if (-not $PSBoundParameters.ContainsKey('CompatibilityLevel')) { $CompatibilityLevel = $supportedCompatibilityLevels.$($sqlServerObject.VersionMajor) | Select-Object -Last 1 } elseif ($CompatibilityLevel -notin $supportedCompatibilityLevels.$($sqlServerObject.VersionMajor)) { $errorMessage = $script:localizedData.InvalidCompatibilityLevel -f $CompatibilityLevel, $InstanceName New-ObjectNotFoundException -Message $errorMessage } $sqlDatabaseObject = $sqlServerObject.Databases[$Name] if ($sqlDatabaseObject) { Write-Verbose -Message ( $script:localizedData.SetDatabase -f $Name, $InstanceName ) try { Write-Verbose -Message ( $script:localizedData.UpdatingDatabase -f $Collation, $CompatibilityLevel ) $sqlDatabaseObject.Collation = $Collation $sqlDatabaseObject.CompatibilityLevel = $CompatibilityLevel if ($PSBoundParameters.ContainsKey('RecoveryModel')) { Write-Verbose -Message ( $script:localizedData.UpdatingRecoveryModel -f $RecoveryModel ) $sqlDatabaseObject.RecoveryModel = $RecoveryModel } $sqlDatabaseObject.Alter() } catch { $errorMessage = $script:localizedData.FailedToUpdateDatabase -f $Name New-InvalidOperationException -Message $errorMessage -ErrorRecord $_ } } else { try { $sqlDatabaseObjectToCreate = New-Object -TypeName 'Microsoft.SqlServer.Management.Smo.Database' -ArgumentList $sqlServerObject, $Name if ($sqlDatabaseObjectToCreate) { Write-Verbose -Message ( $script:localizedData.CreateDatabase -f $Name ) if ($PSBoundParameters.ContainsKey('RecoveryModel')) { $sqlDatabaseObjectToCreate.RecoveryModel = $RecoveryModel } $sqlDatabaseObjectToCreate.Collation = $Collation $sqlDatabaseObjectToCreate.CompatibilityLevel = $CompatibilityLevel $sqlDatabaseObjectToCreate.Create() } } catch { $errorMessage = $script:localizedData.FailedToCreateDatabase -f $Name New-InvalidOperationException -Message $errorMessage -ErrorRecord $_ } } } else { try { $sqlDatabaseObjectToDrop = $sqlServerObject.Databases[$Name] if ($sqlDatabaseObjectToDrop) { Write-Verbose -Message ( $script:localizedData.DropDatabase -f $Name ) $sqlDatabaseObjectToDrop.Drop() } } catch { $errorMessage = $script:localizedData.FailedToDropDatabase -f $Name New-InvalidOperationException -Message $errorMessage -ErrorRecord $_ } } } } <# .SYNOPSIS This function tests if the sql database is already created or dropped. .PARAMETER Ensure When set to 'Present', the database will be created. When set to 'Absent', the database will be dropped. .PARAMETER Name The name of database to be created or dropped. .PARAMETER ServerName The host name of the SQL Server to be configured. Default value is $env:COMPUTERNAME. .PARAMETER InstanceName The name of the SQL instance to be configured. .PARAMETER Collation The name of the SQL collation to use for the new database. Default value is server collation. .PARAMETER CompatibilityLevel The version of the SQL compatibility level to use for the new database. Default value is server version. .PARAMETER RecoveryModel The recovery model to be used for the new database. Default value is Full. #> function Test-TargetResource { [CmdletBinding()] [OutputType([System.Boolean])] param ( [Parameter()] [ValidateSet('Present', 'Absent')] [ValidateNotNullOrEmpty()] [System.String] $Ensure = 'Present', [Parameter(Mandatory = $true)] [ValidateNotNullOrEmpty()] [System.String] $Name, [Parameter()] [ValidateNotNullOrEmpty()] [System.String] $ServerName = $env:COMPUTERNAME, [Parameter(Mandatory = $true)] [ValidateNotNullOrEmpty()] [System.String] $InstanceName, [Parameter()] [ValidateNotNullOrEmpty()] [System.String] $Collation, [Parameter()] [ValidateSet('Version80', 'Version90', 'Version100', 'Version110', 'Version120', 'Version130', 'Version140', 'Version150')] [System.String] $CompatibilityLevel, [Parameter()] [ValidateSet('Simple', 'Full', 'BulkLogged')] [System.String] $RecoveryModel ) Write-Verbose -Message ( $script:localizedData.TestingConfiguration -f $Name, $InstanceName ) $getTargetResourceResult = Get-TargetResource @PSBoundParameters $isDatabaseInDesiredState = $true switch ($Ensure) { 'Absent' { if ($getTargetResourceResult.Ensure -ne 'Absent') { Write-Verbose -Message ( $script:localizedData.NotInDesiredStateAbsent -f $Name ) $isDatabaseInDesiredState = $false } } 'Present' { if ($getTargetResourceResult.Ensure -ne 'Present') { Write-Verbose -Message ( $script:localizedData.NotInDesiredStatePresent -f $Name ) $isDatabaseInDesiredState = $false } else { if ($PSBoundParameters.ContainsKey('Collation') -and $getTargetResourceResult.Collation -ne $Collation) { Write-Verbose -Message ( $script:localizedData.CollationWrong -f $Name, $getTargetResourceResult.Collation, $Collation ) $isDatabaseInDesiredState = $false } if ($PSBoundParameters.ContainsKey('CompatibilityLevel') -and $getTargetResourceResult.CompatibilityLevel -ne $CompatibilityLevel) { Write-Verbose -Message ( $script:localizedData.CompatibilityLevelWrong -f $Name, $getTargetResourceResult.CompatibilityLevel, $CompatibilityLevel ) $isDatabaseInDesiredState = $false } if ($PSBoundParameters.ContainsKey('RecoveryModel') -and $getTargetResourceResult.RecoveryModel -ne $RecoveryModel) { Write-Verbose -Message ( $script:localizedData.RecoveryModelWrong -f $Name, $getTargetResourceResult.RecoveryModel, $RecoveryModel ) $isDatabaseInDesiredState = $false } } } } return $isDatabaseInDesiredState } Export-ModuleMember -Function *-TargetResource |