DSCResources/MSFT_xWebSiteDefaults/MSFT_xWebSiteDefaults.psm1
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# Load the Helper Module Import-Module -Name "$PSScriptRoot\..\Helper.psm1" # Localized messages data LocalizedData { # culture="en-US" ConvertFrom-StringData -StringData @' NoWebAdministrationModule = Please ensure that WebAdministration module is installed. SettingValue = Changing default Value '{0}' to '{1}' ValueOk = Default Value '{0}' is already '{1}' VerboseGetTargetResource = Get-TargetResource has been run. '@ } function Get-TargetResource { <# .SYNOPSIS This will return a hashtable of results #> [CmdletBinding()] [OutputType([System.Collections.Hashtable])] param ( [Parameter(Mandatory)] [ValidateSet('Machine')] [String] $ApplyTo ) Assert-Module Write-Verbose -Message $LocalizedData.VerboseGetTargetResource return @{ LogFormat = (Get-Value 'siteDefaults/logFile' 'logFormat') TraceLogDirectory = ( Get-Value 'siteDefaults/traceFailedRequestsLogging' 'directory') DefaultApplicationPool = (Get-Value 'applicationDefaults' 'applicationPool') AllowSubDirConfig = (Get-Value 'virtualDirectoryDefaults' 'allowSubDirConfig') ApplyTo = 'Machine' LogDirectory = (Get-Value 'siteDefaults/logFile' 'directory') } } function Set-TargetResource { <# .SYNOPSIS This will set the desired state .NOTES Only a limited number of settings are supported at this time We try to cover the most common use cases We have a single parameter for each setting #> [CmdletBinding()] param ( [ValidateSet('Machine')] [Parameter(Mandatory = $true)] [String] $ApplyTo, [ValidateSet('W3C','IIS','NCSA','Custom')] [String] $LogFormat, [String] $LogDirectory, [String] $TraceLogDirectory, [String] $DefaultApplicationPool, [ValidateSet('true','false')] [String] $AllowSubDirConfig ) Assert-Module Set-Value 'siteDefaults/logFile' 'logFormat' $LogFormat Set-Value 'siteDefaults/logFile' 'directory' $LogDirectory Set-Value 'siteDefaults/traceFailedRequestsLogging' 'directory' $TraceLogDirectory Set-Value 'applicationDefaults' 'applicationPool' $DefaultApplicationPool Set-Value 'virtualDirectoryDefaults' 'allowSubDirConfig' $AllowSubDirConfig } function Test-TargetResource { <# .SYNOPSIS This tests the desired state. If the state is not correct it will return $false. If the state is correct it will return $true #> [OutputType([System.Boolean])] param ( [ValidateSet('Machine')] [Parameter(Mandatory = $true)] [String] $ApplyTo, [ValidateSet('W3C','IIS','NCSA','Custom')] [String] $LogFormat, [String] $LogDirectory, [String] $TraceLogDirectory, [String] $DefaultApplicationPool, [ValidateSet('true','false')] [String] $AllowSubDirConfig ) Assert-Module # check for the various given settings: if (-not(Confirm-Value -Path 'virtualDirectoryDefaults' ` -Name 'allowSubDirConfig' ` -NewValue $AllowSubDirConfig)) { return $false } if (-not(Confirm-Value -Path 'siteDefaults/logFile' ` -Name 'logFormat' ` -NewValue $LogFormat)) { return $false } if (-not(Confirm-Value -Path 'siteDefaults/logFile' ` -Name 'directory' ` -NewValue $LogDirectory)) { return $false } if (-not(Confirm-Value -Path 'siteDefaults/traceFailedRequestsLogging' ` -Name 'directory' ` -NewValue $TraceLogDirectory)) { return $false } if (-not(Confirm-Value -Path 'applicationDefaults' ` -Name 'applicationPool' ` -NewValue $DefaultApplicationPool)) { return $false } return $true } #region Helper Functions function Confirm-Value { [OutputType([System.Boolean])] [CmdletBinding()] param ( [String] $Path, [String] $Name, [String] $NewValue ) if (-not($NewValue)) { return $true } $existingValue = Get-Value -Path $Path -Name $Name if ($existingValue -ne $NewValue) { return $false } else { $relPath = $Path + '/' + $Name Write-Verbose($LocalizedData.ValueOk -f $relPath,$NewValue); return $true } } function Set-Value { [CmdletBinding()] param ( [String] $Path, [String] $Name, [String] $NewValue ) # if the variable doesn't exist, the user doesn't want to change this Value if (-not($NewValue)) { return } # get the existing Value to compare $existingValue = Get-Value -Path $Path -Name $Name if ($existingValue -ne $NewValue) { Set-WebConfigurationProperty -PSPath 'MACHINE/WEBROOT/APPHOST' ` -Filter "system.applicationHost/sites/$Path" ` -Name $Name ` -Value "$NewValue" $relPath = $Path + '/' + $Name Write-Verbose($LocalizedData.SettingValue -f $relPath,$NewValue); } } function Get-Value { [CmdletBinding()] param ( [String] $Path, [String] $Name ) return Get-WebConfigurationProperty -PSPath 'MACHINE/WEBROOT/APPHOST' ` -Filter "system.applicationHost/sites/$Path" ` -Name $Name } #endregion Export-ModuleMember -Function *-TargetResource |