| | | 1 | | using Elsa.Abstractions; |
| | | 2 | | using Elsa.Workflows.Api.Security; |
| | | 3 | | using Elsa.Workflows.Management; |
| | | 4 | | using Elsa.Workflows.Management.Models; |
| | | 5 | | using JetBrains.Annotations; |
| | | 6 | | using Microsoft.AspNetCore.Authorization; |
| | | 7 | | using Microsoft.AspNetCore.Http; |
| | | 8 | | |
| | | 9 | | namespace Elsa.Workflows.Api.Endpoints.WorkflowDefinitions.ImportFiles; |
| | | 10 | | |
| | | 11 | | /// <summary> |
| | | 12 | | /// Imports JSON and/or ZIP files containing a workflow definitions. |
| | | 13 | | /// </summary> |
| | | 14 | | [PublicAPI] |
| | | 15 | | internal class ImportFiles : ElsaEndpoint<WorkflowDefinitionModel> |
| | | 16 | | { |
| | | 17 | | private readonly IWorkflowDefinitionStore _workflowDefinitionStore; |
| | | 18 | | private readonly IWorkflowDefinitionImporter _workflowDefinitionImporter; |
| | | 19 | | private readonly IApiSerializer _apiSerializer; |
| | | 20 | | private readonly IAuthorizationService _authorizationService; |
| | | 21 | | private readonly WorkflowDefinitionScriptAuthorizationService _scriptAuthorizationService; |
| | | 22 | | |
| | | 23 | | /// <inheritdoc /> |
| | 4 | 24 | | public ImportFiles( |
| | 4 | 25 | | IWorkflowDefinitionStore workflowDefinitionStore, |
| | 4 | 26 | | IWorkflowDefinitionImporter workflowDefinitionImporter, |
| | 4 | 27 | | IApiSerializer apiSerializer, |
| | 4 | 28 | | IAuthorizationService authorizationService, |
| | 4 | 29 | | WorkflowDefinitionScriptAuthorizationService scriptAuthorizationService) |
| | | 30 | | { |
| | 4 | 31 | | _workflowDefinitionStore = workflowDefinitionStore; |
| | 4 | 32 | | _workflowDefinitionImporter = workflowDefinitionImporter; |
| | 4 | 33 | | _apiSerializer = apiSerializer; |
| | 4 | 34 | | _authorizationService = authorizationService; |
| | 4 | 35 | | _scriptAuthorizationService = scriptAuthorizationService; |
| | 4 | 36 | | } |
| | | 37 | | |
| | | 38 | | /// <inheritdoc /> |
| | | 39 | | public override void Configure() |
| | | 40 | | { |
| | 3 | 41 | | Post("workflow-definitions/import-files"); |
| | 3 | 42 | | ConfigurePermissions("write:workflow-definitions"); |
| | 3 | 43 | | AllowFileUploads(); |
| | 3 | 44 | | } |
| | | 45 | | |
| | | 46 | | /// <inheritdoc /> |
| | | 47 | | public override async Task HandleAsync(WorkflowDefinitionModel model, CancellationToken cancellationToken) |
| | | 48 | | { |
| | 1 | 49 | | if (Files.Any()) |
| | | 50 | | { |
| | 1 | 51 | | var models = await ReadWorkflowDefinitionModelsAsync(Files, cancellationToken); |
| | 1 | 52 | | if (!await AuthorizePythonUsageAsync(models, cancellationToken)) |
| | 0 | 53 | | return; |
| | | 54 | | |
| | 1 | 55 | | var authorizationResult = await _authorizationService.AuthorizeWorkflowDefinitionImportsAsync(User, _workflo |
| | | 56 | | |
| | 1 | 57 | | if (!authorizationResult.Succeeded) |
| | | 58 | | { |
| | 1 | 59 | | await Send.ForbiddenAsync(cancellationToken); |
| | 1 | 60 | | return; |
| | | 61 | | } |
| | | 62 | | |
| | 0 | 63 | | var count = await ImportWorkflowDefinitionsAsync(models, cancellationToken); |
| | | 64 | | |
| | 0 | 65 | | if (!ValidationFailed && !HttpContext.Response.HasStarted) |
| | 0 | 66 | | await Send.OkAsync(new { Count = count }, cancellationToken); |
| | 0 | 67 | | } |
| | | 68 | | |
| | 0 | 69 | | if (ValidationFailed && !HttpContext.Response.HasStarted) |
| | 0 | 70 | | await Send.ErrorsAsync(400, cancellationToken); |
| | 1 | 71 | | } |
| | | 72 | | |
| | | 73 | | private async Task<ICollection<WorkflowDefinitionModel>> ReadWorkflowDefinitionModelsAsync(IFormFileCollection files |
| | | 74 | | { |
| | 3 | 75 | | var models = await WorkflowDefinitionImportFileReader.ReadAsync(files, _apiSerializer, () => HttpContext.Respons |
| | 1 | 76 | | return models.ToList(); |
| | 1 | 77 | | } |
| | | 78 | | |
| | | 79 | | private async Task<bool> AuthorizePythonUsageAsync(IEnumerable<WorkflowDefinitionModel> models, CancellationToken ca |
| | | 80 | | { |
| | 6 | 81 | | foreach (var model in models) |
| | | 82 | | { |
| | 2 | 83 | | var scriptAuthorizationResult = await _scriptAuthorizationService.AuthorizeAsync(model, User, cancellationTo |
| | 2 | 84 | | if (!scriptAuthorizationResult.Succeeded) |
| | | 85 | | { |
| | 0 | 86 | | await WorkflowDefinitionScriptAuthorizationFailure.SendAsync(scriptAuthorizationResult, Send.ForbiddenAs |
| | 0 | 87 | | return false; |
| | | 88 | | } |
| | | 89 | | } |
| | | 90 | | |
| | 1 | 91 | | return true; |
| | 1 | 92 | | } |
| | | 93 | | |
| | | 94 | | private async Task<int> ImportWorkflowDefinitionsAsync(IEnumerable<WorkflowDefinitionModel> models, CancellationToke |
| | | 95 | | { |
| | 0 | 96 | | var count = 0; |
| | 0 | 97 | | foreach (var model in models) |
| | | 98 | | { |
| | 0 | 99 | | if (HttpContext.Response.HasStarted) |
| | 0 | 100 | | return count; |
| | | 101 | | |
| | 0 | 102 | | var result = await ImportSingleWorkflowDefinitionAsync(model, cancellationToken); |
| | | 103 | | |
| | 0 | 104 | | if (result.Succeeded) |
| | 0 | 105 | | count++; |
| | | 106 | | } |
| | | 107 | | |
| | 0 | 108 | | return count; |
| | 0 | 109 | | } |
| | | 110 | | |
| | | 111 | | private async Task<ImportWorkflowResult> ImportSingleWorkflowDefinitionAsync(WorkflowDefinitionModel model, Cancella |
| | | 112 | | { |
| | | 113 | | // Import workflow |
| | 0 | 114 | | var saveWorkflowRequest = new SaveWorkflowDefinitionRequest |
| | 0 | 115 | | { |
| | 0 | 116 | | Model = model, |
| | 0 | 117 | | Publish = false, |
| | 0 | 118 | | }; |
| | | 119 | | |
| | 0 | 120 | | var result = await _workflowDefinitionImporter.ImportAsync(saveWorkflowRequest, cancellationToken); |
| | | 121 | | |
| | 0 | 122 | | if (result.Succeeded) |
| | 0 | 123 | | return result; |
| | | 124 | | |
| | 0 | 125 | | foreach (var validationError in result.ValidationErrors) |
| | 0 | 126 | | AddError(validationError.Message); |
| | | 127 | | |
| | 0 | 128 | | return result; |
| | 0 | 129 | | } |
| | | 130 | | } |