Scripts/Reskit9/All Resources/xAzure/DSCResources/MSFT_xAzureSqlDatabase/MSFT_xAzureSqlDatabase.psm1
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data localizedData { # culture="en-US" ConvertFrom-StringData @' DatabaseServerCouldNotBeCreatedError=Could not create database in the following location: "{0}". Verify you did not exceed database server limit. DatabaseServerNotExistsError=Database server "{0}" does not exist. You have to specify name of existing server. '@ } function Get-TargetResource { [CmdletBinding()] [OutputType([System.Collections.Hashtable])] param ( [parameter(Mandatory = $true)] [System.String] $Name, [parameter(Mandatory = $true)] [System.Management.Automation.PSCredential] $ServerCredential, [parameter(Mandatory = $true)] [System.String] $ServerName, [System.String] $AzureSubscriptionName, [System.String] $AzurePublishSettingsFile ) # Select Azure subscription if ($AzureSubscriptionName -and $AzurePublishSettingsFile) { Write-Verbose "Azure Publish Setting provided. AzureSubscriptionName = $AzureSubscriptionName, AzurePublishSettingsFile = $AzurePublishSettingsFile. Selecting Azure subscription." Import-AzurePublishSettingsFile $AzurePublishSettingsFile Select-AzureSubscription -SubscriptionName $AzureSubscriptionName -Current -ErrorAction SilentlyContinue $currentSubscription = Get-AzureSubscription -Current Write-Verbose "The selected Azure subscription ID is $($currentSubscription.SubscriptionID)" } # Verify that database server with given name exists Write-Verbose "Verifying that server '$ServerName' exists" try { $server = Get-AzureSqlDatabaseServer -ServerName $ServerName -ErrorAction Stop Write-Verbose "Server '$ServerName' exists" } catch [System.Exception] { # Throw exception if specified ServerName does not exist $errorMessage = $($LocalizedData.DatabaseServerNotExistsError) -f ${ServerName} $errorMessage += "`nException message: `n" + $_ Throw-InvalidOperationException -errorId "DatabaseServerNotExistsFailure" -errorMessage $errorMessage } $nameState = $Name $maxSizeGBState = $null $collationState = $null $editionState = $null $serverCredentialState = $null $serverNameState = $ServerName $ensureState = $null # Get database state Write-Verbose "Creating database server context for $ServerName" $databaseServerContext = New-AzureSqlDatabaseServerContext -ServerName $ServerName -Credential $ServerCredential Write-Verbose "Checking whether Azure SQL database '$Name' exists" $currentDatabase = Get-AzureSqlDatabase -ConnectionContext $databaseServerContext -DatabaseName $Name -ErrorAction SilentlyContinue Write-Verbose "Getting status of database '$Name'" if ($currentDatabase) { $maxSizeGBState = $currentDatabase.MaxSizeGB $collationState = $currentDatabase.CollationName $editionState = $currentDatabase.Edition $ensureState = "Present" } else { $ensureState = "Absent" } $returnValue = @{ Name = $nameState MaximumSizeInGB = $maxSizeGBState Collation = $collationState Edition = $editionState ServerCredential = $serverCredentialState ServerName = $serverNameState Ensure = $ensureState } $returnValue } function Set-TargetResource { [CmdletBinding()] param ( [parameter(Mandatory = $true)] [System.String] $Name, [System.UInt32] $MaximumSizeInGB = 1, [System.String] $Collation = "SQL_Latin1_General_CP1_CI_AS", [System.String] $Edition = "Web", [parameter(Mandatory = $true)] [System.Management.Automation.PSCredential] $ServerCredential, [parameter(Mandatory = $true)] [System.String] $ServerName, [System.String] $AzureSubscriptionName, [System.String] $AzurePublishSettingsFile, [ValidateSet("Present","Absent")] [System.String] $Ensure = "Present" ) # Verify that database server with given name exists Write-Verbose "Verifying that server '$ServerName' exists" try { $server = Get-AzureSqlDatabaseServer -ServerName $ServerName -ErrorAction Stop Write-Verbose "Server '$ServerName' exists" } catch [System.Exception] { # Throw exception if specified ServerName does not exist $errorMessage = $($LocalizedData.DatabaseServerNotExistsError) -f ${ServerName} $errorMessage += "`nException message: `n" + $_ Throw-InvalidOperationException -errorId "DatabaseServerNotExistsFailure" -errorMessage $errorMessage } # If we want to ensure database is present if ($Ensure -eq "Present") { # Create database server context Write-Verbose "Creating database server context for $ServerName" $databaseServerContext = New-AzureSqlDatabaseServerContext -ServerName $ServerName -Credential $ServerCredential Write-Verbose "Checking whether Azure SQL database '$Name' exists" $database = Get-AzureSqlDatabase -ConnectionContext $databaseServerContext -DatabaseName $Name -ErrorAction SilentlyContinue if ($database) { Write-Verbose "Azure SQL database '$Name' exists." # Get passed values $splat = @{} $value = $null $paramName = "MaximumSizeInGB" if ($PSBoundParameters.TryGetValue($paramName, [ref]$value)) { $splat.Add("MaxSizeGB", $value) } $paramName = "Edition" if ($PSBoundParameters.TryGetValue($paramName, [ref]$value)) { $splat.Add($paramName, $value) } if ($splat.Count -ne 0) { # Update database with passed values Write-Verbose "Updating database '$Name' with properties specified by user." $database = Set-AzureSqlDatabase -ConnectionContext $databaseServerContext -DatabaseName $Name @splat -ErrorAction Stop } else { Write-Verbose "No need for updating database '$Name' cause no additional properties were passed by the user." } # If user specified collation which is different than current one, delete and recreate database (collation cannot be changed) $paramName = "Collation" if ($PSBoundParameters.TryGetValue($paramName, [ref]$value)) { if ($value -ne $database.CollationName) { Write-Verbose "Collation was specified with value '$value' which is different than current collation: '$($database.CollationName)'. Will remove and recreate database." Remove-AzureSqlDatabase -ConnectionContext $databaseServerContext -DatabaseName $Name -Force Write-Verbose "Azure SQL database '$Name' has been removed. Recreating it..." $database = New-AzureSqlDatabase -ConnectionContext $databaseServerContext -DatabaseName $Name -MaxSizeGB $MaximumSizeInGB -Collation $Collation -Edition $Edition -ErrorAction Stop Write-Verbose "Azure SQL database '$Name' has been created" } } } else { Write-Verbose "Azure SQL database '$Name' does not exist. Creating it..." if ($Collation) { $database = New-AzureSqlDatabase -ConnectionContext $databaseServerContext -DatabaseName $Name -MaxSizeGB $MaximumSizeInGB -Collation $Collation -Edition $Edition -ErrorAction Stop } else { $database = New-AzureSqlDatabase -ConnectionContext $databaseServerContext -DatabaseName $Name -MaxSizeGB $MaximumSizeInGB -Edition $Edition -ErrorAction Stop } Write-Verbose "Azure SQL database '$Name' has been created" } } # If we want to ensure database is absent elseif ($Ensure -eq "Absent") { # Create database server context Write-Verbose "Creating database server context for $ServerName" $databaseServerContext = New-AzureSqlDatabaseServerContext -ServerName $ServerName -Credential $ServerCredential # Remove database Write-Verbose "Checking whether Azure SQL database '$Name' exists." $database = Get-AzureSqlDatabase -ConnectionContext $databaseServerContext -DatabaseName $Name -ErrorAction SilentlyContinue if ($database) { Write-Verbose "Azure SQL database '$Name' exists. Removing it..." Remove-AzureSqlDatabase -ConnectionContext $databaseServerContext -DatabaseName $Name -Force Write-Verbose "Azure SQL database '$Name' has been removed." } else { Write-Verbose "Azure SQL database '$Name' does not exist. No need to remove." } } } function Test-TargetResource { [CmdletBinding()] [OutputType([System.Boolean])] param ( [parameter(Mandatory = $true)] [System.String] $Name, [System.UInt32] $MaximumSizeInGB = 1, [System.String] $Collation = "SQL_Latin1_General_CP1_CI_AS", [System.String] $Edition = "Web", [parameter(Mandatory = $true)] [System.Management.Automation.PSCredential] $ServerCredential, [parameter(Mandatory = $true)] [System.String] $ServerName, [System.String] $AzureSubscriptionName, [System.String] $AzurePublishSettingsFile, [ValidateSet("Present","Absent")] [System.String] $Ensure = "Present" ) $testResult = $true; # Select Azure subscription if ($AzureSubscriptionName -and $AzurePublishSettingsFile) { Write-Verbose "Azure Publish Setting provided. AzureSubscriptionName = $AzureSubscriptionName, AzurePublishSettingsPath = $AzurePublishSettingsFile. Selecting Azure subscription." Import-AzurePublishSettingsFile -PublishSettingsFile $AzurePublishSettingsFile -ErrorAction SilentlyContinue Select-AzureSubscription -SubscriptionName $AzureSubscriptionName -Current -ErrorAction SilentlyContinue $currentSubscription = Get-AzureSubscription -Current Write-Verbose "The selected Azure subscription ID is $($currentSubscription.SubscriptionID)" } # Select Azure subscription if ($AzureSubscriptionName -and $AzurePublishSettingsFile) { Write-Verbose "Azure Publish Setting provided. AzureSubscriptionName = $AzureSubscriptionName, AzurePublishSettingsFile = $AzurePublishSettingsFile. Selecting Azure subscription." Import-AzurePublishSettingsFile $AzurePublishSettingsFile Select-AzureSubscription -SubscriptionName $AzureSubscriptionName -Current -ErrorAction SilentlyContinue $currentSubscription = Get-AzureSubscription -Current Write-Verbose "The selected Azure subscription ID is $($currentSubscription.SubscriptionID)" } if ($Ensure -eq "Present") { # Verify that database server with given name exists Write-Verbose "Verifying that server '$ServerName' exists" try { $server = Get-AzureSqlDatabaseServer -ServerName $ServerName #-ErrorAction Stop Write-Verbose "Server '$ServerName' exists" } catch [System.Exception] { # Throw exception if specified ServerName does not exist $errorMessage = $($LocalizedData.DatabaseServerNotExistsError) -f ${ServerName} $errorMessage += "`nException message: `n" + $_ Throw-InvalidOperationException -errorId "DatabaseServerNotExistsFailure" -errorMessage $errorMessage } # Check whether database is in desired state Write-Verbose "Creating database server context for $ServerName" $databaseServerContext = New-AzureSqlDatabaseServerContext -ServerName $ServerName -Credential $ServerCredential Write-Verbose "Checking whether Azure SQL database '$Name' exists" $currentDatabase = Get-AzureSqlDatabase -ConnectionContext $databaseServerContext -DatabaseName $Name -ErrorAction SilentlyContinue if ($currentDatabase) { # Check whether current database properties match the specified ones $editionMatches = $currentDatabase.Edition.Equals($Edition) $maximumSizeInGBMatches = ($currentDatabase.MaxSizeGB -eq $MaximumSizeInGB) $collationMatches = $currentDatabase.CollationName.Equals($Collation) if ($editionMatches -and $maximumSizeInGBMatches -and $collationMatches) { Write-Verbose "Azure SQL database '$Name' exists and properties match." } else { # Check whether some of specified properties don't match $value = $null $paramNames = @("Edition", "MaximumSizeInGB", "Collation") $specifiedPropertiesMatch = $true foreach ($paramName in $paramNames) { $paramMatches = (Get-Variable -Name ("$paramName" + "Matches")) if (($PSBoundParameters.TryGetValue($paramName, [ref]$value)) -and (-not ($paramMatches.Value))) { $testResult = $false $specifiedPropertiesMatch = $false Write-Verbose "Azure SQL database '$Name' exists but current $paramName value does not match desired value: $value. Resource is not in desired state." } } if ($specifiedPropertiesMatch) { Write-Verbose "Azure SQL database '$Name' exists and specified properties match!" } } } else { Write-Verbose "Azure SQL database '$Name' does not exist. Resource is not in desired state." $testResult = $false } } elseif ($Ensure -eq "Absent") { # Check whether database is in desired state Write-Verbose "Creating database server context for $ServerName" $databaseServerContext = New-AzureSqlDatabaseServerContext -ServerName $ServerName -Credential $ServerCredential Write-Verbose "Checking whether Azure SQL database '$Name' exists" $currentDatabase = Get-AzureSqlDatabase -ConnectionContext $databaseServerContext -DatabaseName $Name -ErrorAction SilentlyContinue if ($currentDatabase) { Write-Verbose "Azure SQL database '$Name' exists. Resource is not in desired state." $testResult = $false } } return $testResult } # Throws terminating error of category InvalidOperation with specified errorId and errorMessage function Throw-InvalidOperationException { param( [parameter(Mandatory = $true)] [System.String] $errorId, [parameter(Mandatory = $true)] [System.String] $errorMessage ) $errorCategory = [System.Management.Automation.ErrorCategory]::InvalidOperation $exception = New-Object System.InvalidOperationException $errorMessage $errorRecord = New-Object System.Management.Automation.ErrorRecord $exception, $errorId, $errorCategory, $null throw $errorRecord } Export-ModuleMember -Function *-TargetResource |