Private/Get-PluginType.ps1
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function Get-PluginType { [CmdletBinding()] param( [Parameter(Mandatory, Position=0, ValueFromPipeline)] [string]$Plugin ) # While this function primarily exists to get the challenge type associated # with a particular plugin. We're also going to use it to do some runtime # validation of a given plugin as well. But we only want to have to do that # once per plugin per session. So we're going to cache the results. Process { # return the cached value if it exists if ($script:PluginTypes.ContainsKey($Plugin)) { return $script:PluginTypes[$Plugin] } # dot source the plugin so we can check what type it is $pluginDir = Join-Path $MyInvocation.MyCommand.Module.ModuleBase 'Plugins' $pluginFile = Join-Path $pluginDir "$Plugin.ps1" if (-not (Test-Path $pluginFile -PathType Leaf)) { throw "$Plugin plugin file not found at $pluginFile." } . $pluginFile # make sure it has the type function if (-not (Get-Command 'Get-CurrentPluginType' -EA Ignore)) { throw "$Plugin plugin is missing Get-CurrentPluginType function." } # make sure it has type specific functions $chalType = Get-CurrentPluginType if ('dns-01' -eq $chalType) { if (-not (Get-Command 'Add-DnsTxt' -EA Ignore)) { throw "$Plugin plugin is missing Add-DnsTxt function." } if (-not (Get-Command 'Remove-DnsTxt' -EA Ignore)) { throw "$Plugin plugin is missing Remove-DnsTxt function." } if (-not (Get-Command 'Save-DnsTxt' -EA Ignore)) { throw "$Plugin plugin is missing Save-DnsTxt function." } } elseif ('http-01' -eq $chalType) { if (-not (Get-Command 'Add-HttpChallenge' -EA Ignore)) { throw "$Plugin plugin is missing Add-HttpChallenge function." } if (-not (Get-Command 'Remove-HttpChallenge' -EA Ignore)) { throw "$Plugin plugin is missing Remove-HttpChallenge function." } if (-not (Get-Command 'Save-HttpChallenge' -EA Ignore)) { throw "$Plugin plugin is missing Save-HttpChallenge function." } } else { throw "$Plugin plugin sent unrecognized challenge type." } # cache and return the type $script:PluginTypes[$Plugin] = $chalType return $chalType } } |