ElmDSCResource.psm1
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enum Ensure { Absent Present } [DscResource()] class ElmResource{ [DscProperty(Mandatory)] [string]$ElmExePath [DscProperty(Key)] [string]$ElmInputFile [DscProperty(Mandatory)] [string]$ElmOutputFile [DscProperty(Mandatory)] [Ensure] $Ensure [void] Set() { $fileExists = Test-Path $this.ElmOutputFile if($this.Ensure -eq 'Present' ) { if(!$fileExists) { $p = Split-Path -Path $this.ElmInputFile Write-Verbose "set location to $($p)" Set-Location -Path $p $exe = "$($this.ElmExePath)\elm.exe" Write-Verbose "$($exe) make $($this.ElmInputFile) --output $($this.ElmOutputFile) --yes" & $exe make $this.ElmInputFile --output $this.ElmOutputFile } } else { if($fileExists) { Remove-Item -Force $this.ElmOutputFile } } } [bool] Test() { $present = $false $targetFile = Get-ChildItem -Path $this.ElmOutputFile -ErrorAction Ignore if($targetFile -ne $null) {$present = $true} if($this.Ensure -eq [Ensure]::Present -and $present) { Write-Verbose "$($this.ElmOutputFile) found, no further action" } else { Write-Verbose "$($this.ElmOutputFile) not found, will do elm make" } return $present } [ElmResource] Get() { $present = Test-Path $this.ElmOutputFile if($present) { $this.ElmInputFile = ls $this.ElmOutputFile $this.ElmOutputFile = ls $this.ElmOutputFile $this.Ensure = 'Present' } else { $this.Ensure = 'Absent' } return $this } } |