DSCResources/MSFT_xWebApplication/MSFT_xWebApplication.psm1
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function Get-TargetResource { [CmdletBinding()] [OutputType([System.Collections.Hashtable])] param ( [parameter(Mandatory = $true)] [System.String] $Website, [parameter(Mandatory = $true)] [System.String] $Name, [parameter(Mandatory = $true)] [System.String] $WebAppPool, [parameter(Mandatory = $true)] [System.String] $PhysicalPath ) CheckDependencies $webApplication = Get-WebApplication -Site $Website -Name $Name $PhysicalPath = '' $Ensure = 'Absent' $WebAppPool = '' if ($webApplication.Count -eq 1) { $PhysicalPath = $webApplication.PhysicalPath $WebAppPool = $webApplication.applicationPool $Ensure = 'Present' } $returnValue = @{ Website = $Website Name = $Name WebAppPool = $WebAppPool PhysicalPath = $PhysicalPath Ensure = $Ensure } return $returnValue } function Set-TargetResource { [CmdletBinding()] param ( [parameter(Mandatory = $true)] [System.String] $Website, [parameter(Mandatory = $true)] [System.String] $Name, [parameter(Mandatory = $true)] [System.String] $WebAppPool, [parameter(Mandatory = $true)] [System.String] $PhysicalPath, [ValidateSet('Present','Absent')] [System.String] $Ensure = 'Present' ) CheckDependencies if ($Ensure -eq 'Present') { $webApplication = Get-WebApplication -Site $Website -Name $Name if ($webApplication.count -eq 0) { Write-Verbose "Creating new Web application $Name." New-WebApplication -Site $Website -Name $Name -PhysicalPath $PhysicalPath -ApplicationPool $WebAppPool } else { if ($webApplication.physicalPath -ne $PhysicalPath) { Write-Verbose "Updating physical path for Web application $Name." Set-ItemProperty -Path IIS:Sites\$Website\$Name -Name physicalPath -Value $PhysicalPath } if ($webApplication.applicationPool -ne $ApplicationPool) { Write-Verbose "Updating physical path for Web application $Name." Set-ItemProperty -Path IIS:Sites\$Website\$Name -Name applicationPool -Value $WebAppPool } } } if ($Ensure -eq 'Absent') { Write-Verbose "Removing existing Web Application $Name." Remove-WebApplication -Site $Website -Name $Name } } function Test-TargetResource { [CmdletBinding()] [OutputType([System.Boolean])] param ( [parameter(Mandatory = $true)] [System.String] $Website, [parameter(Mandatory = $true)] [System.String] $Name, [parameter(Mandatory = $true)] [System.String] $WebAppPool, [parameter(Mandatory = $true)] [System.String] $PhysicalPath, [ValidateSet('Present','Absent')] [System.String] $Ensure = 'Present' ) CheckDependencies $webApplication = Get-WebApplication -Site $Website -Name $Name if ($webApplication.count -eq 1 -and $Ensure -eq 'Present') { if ($webApplication.physicalPath -ne $PhysicalPath) { Write-Verbose "Physical path for web application $Name does not match desired state." return $false } elseif ($webApplication.applicationPool -ne $WebAppPool) { Write-Verbose "Web application pool for web application $Name does not match desired state." return $false } else { Write-Verbose 'Web application pool matches desired state.' return $true } } if ($webApplication.count -eq 0 -and $Ensure -eq 'Absent') { Write-Verbose "Web application $Name should be absent and is absent." return $true } return $false } function CheckDependencies { Write-Verbose 'Checking whether WebAdministration is there in the machine or not.' # Check if WebAdministration module is present for IIS cmdlets if(!(Get-Module -ListAvailable -Name WebAdministration)) { Throw 'Please ensure that WebAdministration module is installed.' } } Export-ModuleMember -Function *-TargetResource |