Public/Import-AzureADApp.ps1
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function Import-AzureADApp { <# .SYNOPSIS Import Azure AD App name & API permissions from filesystem-based or GIST-based xml .DESCRIPTION Import Azure AD App name & API permissions from filesystem-based or GIST-based xml .PARAMETER Owner The owner of the application. For convenience, should be the owner that can grant admin consent of the requested API permissions .PARAMETER xmlPath Filesystem path to the xml created by Export-AzureAD Choose this or the Github paramters to grab the xml from a GIST .PARAMETER GithubUsername Github username where the GIST you wish to import lives .PARAMETER GistFilename filename of GIST, example: Test.xml This is the most recently created file named, Test.xml, for example. If there is more than one filename bypassed .PARAMETER SecretDurationYears Specify how many years the secret should live. If you dont use this parameter, no secret will be created .PARAMETER Name Name of the App to create in the target AzureAD tenant. If left blank, will use source tenant app name (plus timestamp of export) .PARAMETER ConsentAction Valid choices are OpenBrowser, OutputUrl, or Both Used to "grant admin consent" for the APIs via URL. 1. Either the URL is provided via PowerShell console (can be copy/pasted into a browser) 2. The URL is opened in the default browser 3. or both Alternatively, and admin can simply login to the Azure portal then select the following: Azure AD > App Registrations > find/click the App > API permissions > Grant Admin Consent for Tenant .EXAMPLE Import-AzureADApp -Owner admin@contoso.onmicrosoft.com -GithubUsername kevinblumenfeld ` -GistFilename testapp.xml -Name NewApp09 -SecretDurationYears 1 -ConsentAction Both .EXAMPLE Import-AzureADApp -Owner admin@contoso.onmicrosoft.com ` -xmlPath C:\Scripts\TestApp-20200808-0349.xml -Name NewApp01 -SecretDurationYears 1 -ConsentAction OutputUrl .NOTES If SecretDurationYears is choosen the Secret will be included with the object this function produces Example: DisplayName : AppTwo ApplicationId : e8f3a6cb-f3c1-4a7d-8cb2-6a72d99816fa TenantId : a334d325-ce6e-49be-bea1-b2058b125a8e ObjectId : b559ab26-31bf-4462-97e4-afc80dbb51e5 Owner : demo@contoso.onmicrosoft.com Secret : kHOPOoOWL++Jir0yiYD3SN7bcIoYzvS+XeQJjju/Ef4= #> [cmdletbinding(DefaultParameterSetName = 'PlaceHolder')] param ( [Parameter(Mandatory, ParameterSetName = 'FileSystem')] [Parameter(Mandatory, ParameterSetName = 'GIST')] [mailaddress] $Owner, [Parameter(Mandatory, ParameterSetName = 'FileSystem')] [string] [ValidateScript( { Test-Path $_ })] $xmlPath, [Parameter(Mandatory, ParameterSetName = 'GIST')] [string] $GithubUsername, [Parameter(Mandatory, ParameterSetName = 'GIST')] [string] $GistFilename, [Parameter(ParameterSetName = 'FileSystem')] [Parameter(ParameterSetName = 'GIST')] $SecretDurationYears, [Parameter(Mandatory, ParameterSetName = 'FileSystem')] [Parameter(Mandatory, ParameterSetName = 'GIST')] [string] $Name, [Parameter(ParameterSetName = 'FileSystem')] [Parameter(ParameterSetName = 'GIST')] [ValidateSet('OpenBrowser', 'OutputUrl', 'Both')] [string] $ConsentAction ) $NewAppSplat = @{ } if ($ConsentAction) { Write-Host 'Consent via Browser/URL requires adding the ReplyUrl, https://portal.azure.com to the new app' -ForegroundColor Cyan do { $Agree = Read-Host 'Okay to add https://portal.azure.com as a ReplyUrl? (Y/N)' } until ($Agree -match 'Y|N') if ($Agree -eq 'N') { continue } $NewAppSplat['ReplyUrls'] = 'https://portal.azure.com' } Write-Host "Owner: $Owner" -ForegroundColor Cyan -NoNewline try { $AppOwner = Get-AzureADUser -ObjectId $Owner -ErrorAction Stop Write-Host " Found" -ForegroundColor Green } catch { Write-Host " Not Found. Halting script" -ForegroundColor Red continue } try { $null = Get-AzureADApplication -filter "DisplayName eq '$Name'" -ErrorAction Stop } catch { Write-Host "Azure AD Application Name: $Name already exists" -ForegroundColor Red Write-Host "Choose a new name with the -Name parameter" -ForegroundColor Cyan continue } if ($PSCmdlet.ParameterSetName -eq 'FileSystem') { $App = Import-Clixml $xmlPath } else { try { $Tempfilepath = Join-Path -Path $Env:TEMP -ChildPath ('{0}.xml' -f [guid]::newguid().guid) (Get-CloneGist -Username $GithubUserName -Filename $GistFilename)[0].content | Set-Content -Path $Tempfilepath -ErrorAction Stop $App = Import-Clixml $Tempfilepath } catch { Write-Host "Error importing GIST $($_.Exception.Message)" -ForegroundColor Red continue } finally { Remove-Item -Path $Tempfilepath -Force -Confirm:$false -ErrorAction SilentlyContinue } } $Tenant = Get-AzureADTenantDetail try { $NewAppSplat['DisplayName'] = $Name $NewAppSplat['ErrorAction'] = 'Stop' $TargetApp = New-AzureADApplication @NewAppSplat } catch { Write-Host "Unable to create new application: $($_.Exception.Message)" -ForegroundColor Red continue } $Output = [ordered]@{ } $Output['DisplayName'] = $Name $Output['ApplicationId'] = $TargetApp.AppId $Output['TenantId'] = $Tenant.ObjectID $Output['ObjectId'] = $TargetApp.ObjectId $Output['Owner'] = $Owner $RequiredList = [System.Collections.Generic.List[Microsoft.Open.AzureAD.Model.RequiredResourceAccess]]::new() foreach ($ResourceAppId in $App['API'].keys) { $RequiredObject = [Microsoft.Open.AzureAD.Model.RequiredResourceAccess]::new() $AccessObject = [System.Collections.Generic.List[Microsoft.Open.AzureAD.Model.ResourceAccess]]::new() foreach ($ResourceAccess in $App['API'][$ResourceAppId]['ResourceList']) { $AccessObject.Add([Microsoft.Open.AzureAD.Model.ResourceAccess]@{ Id = $ResourceAccess.Id Type = $ResourceAccess.Type }) } $RequiredObject.ResourceAppId = $ResourceAppId $RequiredObject.ResourceAccess = $AccessObject $RequiredList.Add($RequiredObject) } Set-AzureADApplication -ObjectId $TargetApp.ObjectId -RequiredResourceAccess $RequiredList Add-AzureADApplicationOwner -ObjectId $TargetApp.ObjectId -RefObjectId $AppOwner.ObjectId if ($SecretDurationYears) { $Date = Get-Date $Params = @{ ObjectId = $TargetApp.ObjectId EndDate = $Date.AddYears($SecretDurationYears) CustomKeyIdentifier = $Date.ToString("yyyyMMdd_HHmmss") } $SecretResult = New-AzureADApplicationPasswordCredential @Params $Output['Secret'] = $SecretResult.value } if ($ConsentAction -match 'OutputUrl|Both') { Write-Host "Grant Admin Consent by logging in as $Owner here:`r`n" -ForegroundColor Cyan $ConsentURL = 'https://login.microsoftonline.com/{0}/v2.0/adminconsent?client_id={1}&state=12345&redirect_uri={2}&scope={3}&prompt=admin_consent' -f @( $Tenant.ObjectID, $TargetApp.AppId, 'https://portal.azure.com/', 'https://graph.microsoft.com/.default') Write-Host "$ConsentURL" -ForegroundColor Green } [PSCustomObject]$Output if ($ConsentAction -match 'OpenBrowser|Both') { Start-Process $ConsentURL } } |