|
| 1 | +using namespace System.Net |
| 2 | + |
| 3 | +function Invoke-ExecCreateAppTemplate { |
| 4 | + <# |
| 5 | + .FUNCTIONALITY |
| 6 | + Entrypoint |
| 7 | + .ROLE |
| 8 | + Tenant.Application.ReadWrite |
| 9 | + #> |
| 10 | + [CmdletBinding()] |
| 11 | + param($Request, $TriggerMetadata) |
| 12 | + |
| 13 | + $APIName = $TriggerMetadata.FunctionName |
| 14 | + Write-LogMessage -user $Request.headers.'x-ms-client-principal' -API $APINAME -message 'Accessed this API' -Sev 'Debug' |
| 15 | + |
| 16 | + try { |
| 17 | + $TenantFilter = $Request.Body.TenantFilter |
| 18 | + $AppId = $Request.Body.AppId |
| 19 | + $DisplayName = $Request.Body.DisplayName |
| 20 | + $Type = $Request.Body.Type # 'servicePrincipal' or 'application' |
| 21 | + |
| 22 | + if ([string]::IsNullOrWhiteSpace($AppId)) { |
| 23 | + throw 'AppId is required' |
| 24 | + } |
| 25 | + |
| 26 | + if ([string]::IsNullOrWhiteSpace($DisplayName)) { |
| 27 | + throw 'DisplayName is required' |
| 28 | + } |
| 29 | + |
| 30 | + # Get the app details based on type |
| 31 | + if ($Type -eq 'servicePrincipal') { |
| 32 | + # For enterprise apps (service principals) |
| 33 | + $AppDetails = New-GraphGetRequest -uri "https://graph.microsoft.com/beta/servicePrincipals?`$filter=appId eq '$AppId'&`$select=id,appId,displayName,appRoles,oauth2PermissionScopes,requiredResourceAccess" -tenantid $TenantFilter |
| 34 | + |
| 35 | + if (-not $AppDetails -or $AppDetails.Count -eq 0) { |
| 36 | + throw "Service principal not found for AppId: $AppId" |
| 37 | + } |
| 38 | + |
| 39 | + $App = $AppDetails[0] |
| 40 | + |
| 41 | + # Get the application registration to access requiredResourceAccess |
| 42 | + try { |
| 43 | + $AppRegistration = New-GraphGetRequest -uri "https://graph.microsoft.com/beta/applications?`$filter=appId eq '$AppId'&`$select=id,appId,displayName,requiredResourceAccess" -tenantid $TenantFilter |
| 44 | + if ($AppRegistration -and $AppRegistration.Count -gt 0) { |
| 45 | + $RequiredResourceAccess = $AppRegistration[0].requiredResourceAccess |
| 46 | + } else { |
| 47 | + $RequiredResourceAccess = @() |
| 48 | + } |
| 49 | + } catch { |
| 50 | + Write-LogMessage -user $Request.headers.'x-ms-client-principal' -API $APINAME -message "Could not retrieve app registration for $AppId - will extract from service principal" -Sev 'Warning' |
| 51 | + $RequiredResourceAccess = @() |
| 52 | + } |
| 53 | + |
| 54 | + # Use requiredResourceAccess if available, otherwise we can't create a proper template |
| 55 | + if ($RequiredResourceAccess -and $RequiredResourceAccess.Count -gt 0) { |
| 56 | + $Permissions = $RequiredResourceAccess |
| 57 | + } else { |
| 58 | + # No permissions found - warn the user |
| 59 | + Write-LogMessage -user $Request.headers.'x-ms-client-principal' -API $APINAME -message "No permissions found for $AppId. The app registration may not have configured API permissions." -Sev 'Warning' |
| 60 | + $Permissions = @() |
| 61 | + } |
| 62 | + } else { |
| 63 | + # For app registrations (applications) |
| 64 | + $AppDetails = New-GraphGetRequest -uri "https://graph.microsoft.com/beta/applications?`$filter=appId eq '$AppId'&`$select=id,appId,displayName,requiredResourceAccess" -tenantid $TenantFilter |
| 65 | + if (-not $AppDetails -or $AppDetails.Count -eq 0) { |
| 66 | + throw "Application not found for AppId: $AppId" |
| 67 | + } |
| 68 | + $App = $AppDetails[0] |
| 69 | + $Permissions = if ($App.requiredResourceAccess) { $App.requiredResourceAccess } else { @() } |
| 70 | + } |
| 71 | + |
| 72 | + # Transform requiredResourceAccess to the CIPP permission format |
| 73 | + # CIPP expects: { "resourceAppId": { "applicationPermissions": [], "delegatedPermissions": [] } } |
| 74 | + # Graph returns: [ { "resourceAppId": "...", "resourceAccess": [ { "id": "...", "type": "Role|Scope" } ] } ] |
| 75 | + $CIPPPermissions = @{} |
| 76 | + $PermissionSetId = $null |
| 77 | + $PermissionSetName = "$DisplayName (Auto-created)" |
| 78 | + |
| 79 | + if ($Permissions -and $Permissions.Count -gt 0) { |
| 80 | + foreach ($Resource in $Permissions) { |
| 81 | + $ResourceAppId = $Resource.resourceAppId |
| 82 | + $AppPerms = [System.Collections.ArrayList]::new() |
| 83 | + $DelegatedPerms = [System.Collections.ArrayList]::new() |
| 84 | + |
| 85 | + foreach ($Access in $Resource.resourceAccess) { |
| 86 | + $PermObj = [PSCustomObject]@{ |
| 87 | + id = $Access.id |
| 88 | + value = $Access.id # In the permission set format, both id and value are the permission ID |
| 89 | + } |
| 90 | + |
| 91 | + if ($Access.type -eq 'Role') { |
| 92 | + [void]$AppPerms.Add($PermObj) |
| 93 | + } elseif ($Access.type -eq 'Scope') { |
| 94 | + [void]$DelegatedPerms.Add($PermObj) |
| 95 | + } |
| 96 | + } |
| 97 | + |
| 98 | + $CIPPPermissions[$ResourceAppId] = [PSCustomObject]@{ |
| 99 | + applicationPermissions = @($AppPerms) |
| 100 | + delegatedPermissions = @($DelegatedPerms) |
| 101 | + } |
| 102 | + } |
| 103 | + |
| 104 | + # Create the permission set in AppPermissions table |
| 105 | + $PermissionSetId = (New-Guid).Guid |
| 106 | + $PermissionsTable = Get-CIPPTable -TableName 'AppPermissions' |
| 107 | + |
| 108 | + $PermissionEntity = @{ |
| 109 | + 'PartitionKey' = 'Templates' |
| 110 | + 'RowKey' = [string]$PermissionSetId |
| 111 | + 'TemplateName' = [string]$PermissionSetName |
| 112 | + 'Permissions' = [string]($CIPPPermissions | ConvertTo-Json -Depth 10 -Compress) |
| 113 | + 'UpdatedBy' = [string]'CIPP-API' |
| 114 | + } |
| 115 | + |
| 116 | + Add-CIPPAzDataTableEntity @PermissionsTable -Entity $PermissionEntity -Force |
| 117 | + Write-LogMessage -user $Request.headers.'x-ms-client-principal' -API $APINAME -message "Permission set created with ID: $PermissionSetId for $($Permissions.Count) resource(s)" -Sev 'Info' |
| 118 | + } |
| 119 | + |
| 120 | + # Create the template |
| 121 | + $Table = Get-CIPPTable -TableName 'templates' |
| 122 | + $TemplateId = (New-Guid).Guid |
| 123 | + |
| 124 | + $TemplateJson = @{ |
| 125 | + TemplateName = "$DisplayName (Auto-created)" |
| 126 | + AppId = $AppId |
| 127 | + AppName = $DisplayName |
| 128 | + AppType = 'EnterpriseApp' |
| 129 | + Permissions = $CIPPPermissions |
| 130 | + PermissionSetId = $PermissionSetId |
| 131 | + PermissionSetName = $PermissionSetName |
| 132 | + AutoCreated = $true |
| 133 | + SourceTenant = $TenantFilter |
| 134 | + CreatedDate = (Get-Date).ToString('yyyy-MM-ddTHH:mm:ss') |
| 135 | + } | ConvertTo-Json -Depth 10 -Compress |
| 136 | + |
| 137 | + $Entity = @{ |
| 138 | + JSON = "$TemplateJson" |
| 139 | + RowKey = "$TemplateId" |
| 140 | + PartitionKey = 'AppApprovalTemplate' |
| 141 | + } |
| 142 | + |
| 143 | + Add-CIPPAzDataTableEntity @Table -Entity $Entity |
| 144 | + |
| 145 | + $PermissionCount = 0 |
| 146 | + if ($CIPPPermissions -and $CIPPPermissions.Count -gt 0) { |
| 147 | + foreach ($ResourceAppId in $CIPPPermissions.Keys) { |
| 148 | + $Resource = $CIPPPermissions[$ResourceAppId] |
| 149 | + if ($Resource.applicationPermissions) { |
| 150 | + $PermissionCount = $PermissionCount + $Resource.applicationPermissions.Count |
| 151 | + } |
| 152 | + if ($Resource.delegatedPermissions) { |
| 153 | + $PermissionCount = $PermissionCount + $Resource.delegatedPermissions.Count |
| 154 | + } |
| 155 | + } |
| 156 | + } |
| 157 | + |
| 158 | + $Message = "Template created: $DisplayName with $PermissionCount permission(s)" |
| 159 | + Write-LogMessage -user $Request.headers.'x-ms-client-principal' -API $APINAME -message $Message -Sev 'Info' |
| 160 | + |
| 161 | + $Body = @{ |
| 162 | + Results = $Message |
| 163 | + TemplateId = $TemplateId |
| 164 | + } |
| 165 | + $StatusCode = [HttpStatusCode]::OK |
| 166 | + } catch { |
| 167 | + $ErrorMessage = Get-NormalizedError -Message $_.Exception.Message |
| 168 | + Write-LogMessage -user $Request.headers.'x-ms-client-principal' -API $APINAME -message "Failed to create template: $ErrorMessage" -Sev 'Error' |
| 169 | + |
| 170 | + $Body = @{ |
| 171 | + Results = "Failed to create template: $ErrorMessage" |
| 172 | + } |
| 173 | + $StatusCode = [HttpStatusCode]::BadRequest |
| 174 | + } |
| 175 | + |
| 176 | + Push-OutputBinding -Name Response -Value ([HttpResponseContext]@{ |
| 177 | + StatusCode = $StatusCode |
| 178 | + Body = ($Body | ConvertTo-Json -Depth 10) |
| 179 | + }) |
| 180 | +} |
![pull[bot]](https://avatars.githubusercontent.com/in/12910?v=4&size=40){kind=avatar}
0 commit comments