IISConfigDSC.psm1
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##################### ## ApplicationHost ## ##################### <# .SYNOPSIS Returns the current value of an applicationhost setting .PARAMETER PSPath Configuration path. This path can be either an IIS configuration path in the format computer MACHINE/WEBROOT/APPHOST, or the IIS module path in the format IIS:\sites\Default Web Site. .PARAMETER Filter IIS configuration section or an XPath query that returns a configuration element. .PARAMETER Name Name of the property to get. #> function Get-IISApplicationHost { Param( [Parameter(Mandatory)][string]$PSPath, [Parameter(Mandatory)][string]$Filter, [Parameter(Mandatory)][string]$Name ) try { $get = Get-WebConfigurationProperty -PSPath $PSPath -Filter $Filter -Name $Name -ErrorAction Stop } catch { Write-Warning "Could not get Property $Name from $Filter" } # Ensure Value is fully expanded $Properties = ($get | Get-Member -ErrorAction SilentlyContinue).Name if ( $Properties -contains 'Value' ) { $get = $get.Value } return @{ PSPath = $PSPath Filter = $Filter Name = $Name Value = $get } } <# .SYNOPSIS Tests the current value of the applicationhost setting against the desired value and returns a boolean. .PARAMETER PSPath Configuration path. This path can be either an IIS configuration path in the format computer MACHINE/WEBROOT/APPHOST, or the IIS module path in the format IIS:\sites\Default Web Site. .PARAMETER Filter IIS configuration section or an XPath query that returns a configuration element. .PARAMETER Name Name of the property to get. .PARAMETER Value The desired value of the setting. #> function Test-IISApplicationHost { Param( [Parameter(Mandatory)][string]$PSPath, [Parameter(Mandatory)][string]$Filter, [Parameter(Mandatory)][string]$Name, [Parameter()]$Value ) $get = Get-IISApplicationHost -PSPath $PSPath -Filter $Filter -Name $Name if ($Value -eq $get.Value) { $test = $true Write-Verbose -Message "Property $Name at $Filter is in desired state" } else { $test = $false Write-Verbose -Message "Property $Name with value $($get.Value) at $Filter does not have desired value $Value" } return $test } <# .SYNOPSIS Changes the applicationhost setting to the desired value. .PARAMETER PSPath Configuration path. This path can be either an IIS configuration path in the format computer MACHINE/WEBROOT/APPHOST, or the IIS module path in the format IIS:\sites\Default Web Site. .PARAMETER Filter IIS configuration section or an XPath query that returns a configuration element. .PARAMETER Name Name of the property to get. .PARAMETER Value The desired value of the setting. #> function Set-IISApplicationHost { Param( [Parameter(Mandatory)][string]$PSPath, [Parameter(Mandatory)][string]$Filter, [Parameter(Mandatory)][string]$Name, [Parameter()]$Value ) Write-Verbose -Message "Setting Property $Name at $Filter to value $Value" Set-WebConfigurationProperty -PSPath $PSPath -Filter $Filter -Name $Name -Value $Value } <# .SYNOPSIS Class-based DSC resource to modify the IIS Applicationhost.config. .PARAMETER PSPath Configuration path. This path can be either an IIS configuration path in the format computer MACHINE/WEBROOT/APPHOST, or the IIS module path in the format IIS:\sites\Default Web Site. .PARAMETER Filter IIS configuration section or an XPath query that returns a configuration element. .PARAMETER Name Name of the property to get. .PARAMETER Value The desired value of the setting. #> [DscResource()] class IISApplicationHost { [DSCProperty(Mandatory)] [string]$PSPath [DSCProperty(Key)] [string]$Filter [DSCProperty(Key)] [string]$Name [DSCProperty()] [string]$Value [void] ImportModule () { Import-Module -Name IISAdministration -Verbose:$false } [IISApplicationHost] Get () { $get = Get-IISApplicationHost -PSPath $this.PSPath -Filter $this.Filter -Name $this.name return $get } [void] Set () { $set = Set-IISApplicationHost -PSPath $this.PSPath -Filter $this.Filter -Name $this.Name -Value $this.Value } [bool] Test () { $test = Test-IISApplicationHost -PSPath $this.PSPath -Filter $this.Filter -Name $this.Name -Value $this.Value return $test } } ################### ## MachineConfig ## ################### <# .SYNOPSIS Returns the current value of a setting in machine.config. .PARAMETER Section Section in machine.config where the setting is located. .PARAMETER Property Name of the property to get. #> function Get-MachineConfig { Param( [Parameter(Mandatory)][String]$Section, [Parameter(Mandatory)][String]$Property ) $MachineConfig = [System.Configuration.ConfigurationManager]::OpenMachineConfiguration() $get = $MachineConfig.GetSection($Section).$Property return @{ Section = $Section Property = $Property Value = $get } } <# .SYNOPSIS Tests the current value of the machine.config setting against the desired value and returns a boolean. .PARAMETER Section Section in machine.config where the setting is located. .PARAMETER Property Name of the property to get. .PARAMETER Value Desired value of the setting. #> function Test-MachineConfig { Param( [Parameter(Mandatory)][String]$Section, [Parameter(Mandatory)][String]$Property, [Parameter(Mandatory)]$Value ) $get = Get-MachineConfig -Section $this.Section -Property $this.Property if ($get.Value -eq $Value) { $test = $true Write-Verbose -Message "Property $Property at $Section is in desired state" } else { $test = $false Write-Verbose -Message "Property $Property with value $($get.Value) at $Section does not have desired value $Value" } return $test } <# .SYNOPSIS Changes the machine.config setting to the desired value. .PARAMETER Section Section in machine.config where the setting is located. .PARAMETER Property Name of the property to get. .PARAMETER Value Desired value of the setting. #> function Set-MachineConfig { Param( [Parameter(Mandatory)][String]$Section, [Parameter(Mandatory)][String]$Property, [Parameter(Mandatory)]$Value ) Write-Verbose -Message "Changing value Property $Property at $Section from $($get.Value) to $Value" $MachineConfig = [System.Configuration.ConfigurationManager]::OpenMachineConfiguration() $MachineConfig.GetSection($Section).$Property = $Value $MachineConfig.Save() } <# .SYNOPSIS Class-based DSC Resource to modify the IIS machine.config. .PARAMETER Section Section in machine.config where the setting is located. .PARAMETER Property Name of the property to get. .PARAMETER Value Desired value of the setting. #> [DscResource()] class IISMachineConfig { [DSCProperty(Key)] [string]$Section [DSCProperty(Key)] [string]$Property [DSCProperty()] [string]$Value [IISMachineConfig] Get () { $get = Get-MachineConfig -Section $this.Section -Property $this.Property return $get } [void] Set () { $set = Set-MachineConfig -Section $this.Section -Property $this.Property -Value $this.Value } [bool] Test () { $test = Test-MachineConfig -Section $this.Section -Property $this.Property -Value $this.Value return $test } } ########################## ## RegistryForwardSlash ## ########################## <# .SYNOPSIS Returns the current value of a registry setting. .PARAMETER Key Registry key where the setting is located. .PARAMETER ValueName Name of the value to get. #> function Get-RegistryForwardSlash { Param( [Parameter(Mandatory)][string]$Key, [Parameter(Mandatory)][string]$ValueName ) $Registry = [Microsoft.Win32.RegistryKey]::OpenRemoteBaseKey('LocalMachine',$env:COMPUTERNAME) if (Test-Path $Key) { $RegistryKey = $Registry.OpensubKey($($Key.Replace('HKLM:\','')),$true) $get = $RegistryKey.GetValue($ValueName) } else { $get = 'None' } return @{ Key = $Key ValueName = $ValueName ValueData = $get } } <# .SYNOPSIS Tests the current value of the registry setting against the desired value and returns a boolean. .PARAMETER Key Registry key where the setting is located. .PARAMETER ValueName Name of the value to get. .PARAMETER ValueData Desired value of the setting. #> function Test-RegistryForwardSlash { Param( [Parameter(Mandatory)][string]$Key, [Parameter(Mandatory)][string]$ValueName, [Parameter(Mandatory)][int]$ValueData ) $get = Get-RegistryForwardSlash -Key $this.Key -ValueName $this.ValueName if ($get.ValueData -ne $ValueData) { Write-Verbose -Message "$(Join-Path -Path $Key -ChildPath $ValueName) with value $($get) does not have desired value $($ValueData)" $test = $false } else { $test = $true Write-Verbose -Message "$(Join-Path -Path $Key -ChildPath $ValueName) is in desired state" } return $test } <# .SYNOPSIS Changes the registry setting to the desired value. .PARAMETER Key Registry key where the setting is located. .PARAMETER ValueName Name of the value to get. .PARAMETER ValueData Desired value of the setting. #> function Set-RegistryForwardSlash { Param( [Parameter(Mandatory)][string]$Key, [Parameter(Mandatory)][string]$ValueName, [Parameter(Mandatory)][string]$ValueType, [Parameter(Mandatory)][int]$ValueData ) $Registry = [Microsoft.Win32.RegistryKey]::OpenRemoteBaseKey('LocalMachine',$env:COMPUTERNAME) if (-not (Test-Path $Key)) { $Registry.CreateSubKey($($Key.Replace('HKLM:\',''))) } $RegistryKey = $Registry.OpensubKey($($Key.Replace('HKLM:\','')),$true) Write-Verbose -Message "Setting $(Join-Path -Path $Key -ChildPath $ValueName) to $($ValueData)" $RegistryKey.SetValue($ValueName,$ValueData,$ValueType) } <# .SYNOPSIS Class-based DSC resource to modify registry settings (supports forward slash). .PARAMETER Key Registry key where the setting is located. .PARAMETER ValueName Name of the value to get. .PARAMETER ValueData Desired value of the setting. #> [DscResource()] class RegistryForwardSlash { [DSCProperty(Key)] [string]$Key [DSCProperty(Key)] [string]$ValueName [DSCProperty(Mandatory)] [string]$ValueType [DSCProperty(Mandatory)] [int]$ValueData [RegistryForwardSlash] Get () { $get = Get-RegistryForwardSlash -Key $this.Key -ValueName $this.ValueName return $get } [void] Set () { $set = Set-RegistryForwardSlash -Key $this.Key -ValueName $this.ValueName -ValueType $this.ValueType -ValueData $this.ValueData } [bool] Test () { $test = Test-RegistryForwardSlash -Key $this.Key -ValueName $this.ValueName -ValueData $this.ValueData return $test } } |