workflow.models.js 14 KB

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  1. // Licensed to Cloudera, Inc. under one
  2. // or more contributor license agreements. See the NOTICE file
  3. // distributed with this work for additional information
  4. // regarding copyright ownership. Cloudera, Inc. licenses this file
  5. // to you under the Apache License, Version 2.0 (the
  6. // "License"); you may not use this file except in compliance
  7. // with the License. You may obtain a copy of the License at
  8. //
  9. // http://www.apache.org/licenses/LICENSE-2.0
  10. //
  11. // Unless required by applicable law or agreed to in writing, software
  12. // distributed under the License is distributed on an "AS IS" BASIS,
  13. // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14. // See the License for the specific language governing permissions and
  15. // limitations under the License.
  16. // Since knockout maps arrays without calling "update" nor "create"
  17. // Provide a JSON string that will be parsed in custom 'create' and 'update' functions.
  18. // These serialized values are also stored in the backend.
  19. var MODEL_FIELDS_JSON = ['parameters', 'job_properties', 'files', 'archives', 'prepares', 'params',
  20. 'deletes', 'mkdirs', 'moves', 'chmods', 'touchzs'];
  21. function normalize_model_fields(node_model) {
  22. $.each(MODEL_FIELDS_JSON, function(index, field) {
  23. if (field in node_model && $.isArray(node_model[field])) {
  24. node_model[field] = JSON.stringify(node_model[field]);
  25. }
  26. });
  27. return node_model;
  28. }
  29. // Parse JSON if it is JSON and appropriately map.
  30. // Apply subscriber to each mapping.
  31. var map_params = function(options, subscribe) {
  32. options.data = ($.type(options.data) == "string") ? $.parseJSON(options.data) : options.data;
  33. if ($.isArray(options.data)) {
  34. var mapping = ko.mapping.fromJS(options.data);
  35. $.each(mapping(), function(index, value) {
  36. subscribe(value);
  37. });
  38. return mapping;
  39. } else {
  40. var mapping = ko.mapping.fromJS(options.data, {});
  41. subscribe(mapping);
  42. return mapping;
  43. }
  44. };
  45. // Maps JSON strings to fields in the view model.
  46. var MAPPING_OPTIONS = {
  47. ignore: ['initialize', 'toString', 'copy'],
  48. job_properties: {
  49. create: function(options) {
  50. var parent = options.parent;
  51. var subscribe = function(mapping) {
  52. mapping.name.subscribe(function(value) {
  53. parent.job_properties.valueHasMutated();
  54. });
  55. mapping.value.subscribe(function(value) {
  56. parent.job_properties.valueHasMutated();
  57. });
  58. };
  59. return map_params(options, subscribe);
  60. },
  61. update: function(options) {
  62. var parent = options.parent;
  63. var subscribe = function(mapping) {
  64. mapping.name.subscribe(function(value) {
  65. parent.job_properties.valueHasMutated();
  66. });
  67. mapping.value.subscribe(function(value) {
  68. parent.job_properties.valueHasMutated();
  69. });
  70. };
  71. return map_params(options, subscribe);
  72. }
  73. },
  74. files: {
  75. create: function(options) {
  76. return map_params(options, function() {});
  77. },
  78. update: function(options) {
  79. return map_params(options, function() {});
  80. }
  81. },
  82. archives: {
  83. create: function(options) {
  84. var parent = options.parent;
  85. var subscribe = function(mapping) {
  86. mapping.name.subscribe(function(value) {
  87. parent.archives.valueHasMutated();
  88. });
  89. mapping.dummy.subscribe(function(value) {
  90. parent.archives.valueHasMutated();
  91. });
  92. };
  93. return map_params(options, subscribe);
  94. },
  95. update: function(options) {
  96. var parent = options.parent;
  97. var subscribe = function(mapping) {
  98. mapping.name.subscribe(function(value) {
  99. parent.archives.valueHasMutated();
  100. });
  101. mapping.dummy.subscribe(function(value) {
  102. parent.archives.valueHasMutated();
  103. });
  104. };
  105. return map_params(options, subscribe);
  106. }
  107. },
  108. params: {
  109. create: function(options) {
  110. var parent = options.parent;
  111. var subscribe = function(mapping) {
  112. mapping.value.subscribe(function(value) {
  113. parent.params.valueHasMutated();
  114. });
  115. mapping.type.subscribe(function(value) {
  116. parent.params.valueHasMutated();
  117. });
  118. };
  119. return map_params(options, subscribe);
  120. },
  121. update: function(options) {
  122. var parent = options.parent;
  123. var subscribe = function(mapping) {
  124. mapping.value.subscribe(function(value) {
  125. parent.params.valueHasMutated();
  126. });
  127. mapping.type.subscribe(function(value) {
  128. parent.params.valueHasMutated();
  129. });
  130. };
  131. return map_params(options, subscribe);
  132. }
  133. },
  134. prepares: {
  135. create: function(options) {
  136. var parent = options.parent;
  137. var subscribe = function(mapping) {
  138. mapping.value.subscribe(function(value) {
  139. parent.prepares.valueHasMutated();
  140. });
  141. mapping.type.subscribe(function(value) {
  142. parent.prepares.valueHasMutated();
  143. });
  144. };
  145. return map_params(options, subscribe);
  146. },
  147. update: function(options) {
  148. var parent = options.parent;
  149. var subscribe = function(mapping) {
  150. mapping.value.subscribe(function(value) {
  151. parent.prepares.valueHasMutated();
  152. });
  153. mapping.type.subscribe(function(value) {
  154. parent.prepares.valueHasMutated();
  155. });
  156. };
  157. return map_params(options, subscribe);
  158. }
  159. },
  160. deletes: {
  161. create: function(options) {
  162. var parent = options.parent;
  163. var subscribe = function(mapping) {
  164. mapping.name.subscribe(function(value) {
  165. parent.deletes.valueHasMutated();
  166. });
  167. };
  168. return map_params(options, subscribe);
  169. },
  170. update: function(options) {
  171. var parent = options.parent;
  172. var subscribe = function(mapping) {
  173. mapping.name.subscribe(function(value) {
  174. parent.deletes.valueHasMutated();
  175. });
  176. };
  177. return map_params(options, subscribe);
  178. },
  179. },
  180. mkdirs: {
  181. create: function(options) {
  182. var parent = options.parent;
  183. var subscribe = function(mapping) {
  184. mapping.name.subscribe(function(value) {
  185. parent.mkdirs.valueHasMutated();
  186. });
  187. };
  188. return map_params(options, subscribe);
  189. },
  190. update: function(options) {
  191. var parent = options.parent;
  192. var subscribe = function(mapping) {
  193. mapping.name.subscribe(function(value) {
  194. parent.mkdirs.valueHasMutated();
  195. });
  196. };
  197. return map_params(options, subscribe);
  198. },
  199. },
  200. moves: {
  201. create: function(options) {
  202. var parent = options.parent;
  203. var subscribe = function(mapping) {
  204. mapping.source.subscribe(function(value) {
  205. parent.moves.valueHasMutated();
  206. });
  207. mapping.destination.subscribe(function(value) {
  208. parent.moves.valueHasMutated();
  209. });
  210. };
  211. return map_params(options, subscribe);
  212. },
  213. update: function(options) {
  214. var parent = options.parent;
  215. var subscribe = function(mapping) {
  216. mapping.source.subscribe(function(value) {
  217. parent.moves.valueHasMutated();
  218. });
  219. mapping.destination.subscribe(function(value) {
  220. parent.moves.valueHasMutated();
  221. });
  222. };
  223. return map_params(options, subscribe);
  224. }
  225. },
  226. chmods: {
  227. create: function(options) {
  228. var parent = options.parent;
  229. var subscribe = function(mapping) {
  230. mapping.path.subscribe(function(value) {
  231. parent.chmods.valueHasMutated();
  232. });
  233. mapping.permissions.subscribe(function(value) {
  234. parent.chmods.valueHasMutated();
  235. });
  236. mapping.recursive.subscribe(function(value) {
  237. parent.chmods.valueHasMutated();
  238. });
  239. };
  240. return map_params(options, subscribe);
  241. },
  242. update: function(options) {
  243. var parent = options.parent;
  244. var subscribe = function(mapping) {
  245. mapping.path.subscribe(function(value) {
  246. parent.chmods.valueHasMutated();
  247. });
  248. mapping.permissions.subscribe(function(value) {
  249. parent.chmods.valueHasMutated();
  250. });
  251. mapping.recursive.subscribe(function(value) {
  252. parent.chmods.valueHasMutated();
  253. });
  254. };
  255. return map_params(options, subscribe);
  256. },
  257. },
  258. touchzs: {
  259. create: function(options) {
  260. var parent = options.parent;
  261. var subscribe = function(mapping) {
  262. mapping.name.subscribe(function(value) {
  263. parent.touchzs.valueHasMutated();
  264. });
  265. };
  266. return map_params(options, subscribe);
  267. },
  268. update: function(options) {
  269. var parent = options.parent;
  270. var subscribe = function(mapping) {
  271. mapping.name.subscribe(function(value) {
  272. parent.touchzs.valueHasMutated();
  273. });
  274. };
  275. return map_params(options, subscribe);
  276. }
  277. }
  278. };
  279. var ModelModule = function($) {
  280. var module = function(attrs) {
  281. var self = this;
  282. $.extend(self, attrs);
  283. module.prototype.initialize.apply(self, arguments);
  284. return self;
  285. };
  286. $.extend(module.prototype, {
  287. // Normal stuff
  288. initialize: function(){},
  289. toString: function() {
  290. var self = this;
  291. return JSON.stringify(self, null, '\t');
  292. },
  293. copy: function() {
  294. var self = this;
  295. var model = $.extend(true, {}, self);
  296. $.each(MODEL_FIELDS_JSON, function(i, field) {
  297. if (field in model && $.type(model[field]) != "string") {
  298. model[field] = JSON.stringify(model[field]);
  299. }
  300. });
  301. return model;
  302. }
  303. });
  304. return module;
  305. };
  306. var WorkflowModel = ModelModule($);
  307. $.extend(WorkflowModel.prototype, {
  308. id: 0,
  309. name: '',
  310. description: '',
  311. start: 0,
  312. end: 0,
  313. schema_version: 0.4,
  314. deployment_dir: '',
  315. is_shared: true,
  316. parameters: '[]',
  317. job_xml: ''
  318. });
  319. var NodeModel = ModelModule($);
  320. $.extend(NodeModel.prototype, {
  321. id: 0,
  322. name: '',
  323. description: '',
  324. node_type: '',
  325. workflow: 0,
  326. child_links: []
  327. });
  328. var ForkModel = ModelModule($);
  329. $.extend(ForkModel.prototype, {
  330. id: 0,
  331. name: '',
  332. description: '',
  333. node_type: 'fork',
  334. workflow: 0,
  335. child_links: []
  336. });
  337. var DecisionModel = ModelModule($);
  338. $.extend(DecisionModel.prototype, {
  339. id: 0,
  340. name: '',
  341. description: '',
  342. node_type: 'decision',
  343. workflow: 0,
  344. child_links: []
  345. });
  346. var DistCPModel = ModelModule($);
  347. $.extend(DistCPModel.prototype, {
  348. id: 0,
  349. name: '',
  350. description: '',
  351. node_type: 'distcp',
  352. workflow: 0,
  353. job_properties: '[]',
  354. prepares: '[]',
  355. job_xml: '',
  356. params: '[]',
  357. child_links: []
  358. });
  359. var MapReduceModel = ModelModule($);
  360. $.extend(MapReduceModel.prototype, {
  361. id: 0,
  362. name: '',
  363. description: '',
  364. node_type: 'mapreduce',
  365. workflow: 0,
  366. files: '[]',
  367. archives: '[]',
  368. job_properties: '[]',
  369. jar_path: '',
  370. prepares: '[]',
  371. job_xml: '',
  372. child_links: []
  373. });
  374. var StreamingModel = ModelModule($);
  375. $.extend(StreamingModel.prototype, {
  376. id: 0,
  377. name: '',
  378. description: '',
  379. node_type: 'streaming',
  380. workflow: 0,
  381. files: '[]',
  382. archives: '[]',
  383. job_properties: '[]',
  384. mapper: '',
  385. reducer: '',
  386. child_links: []
  387. });
  388. var JavaModel = ModelModule($);
  389. $.extend(JavaModel.prototype, {
  390. id: 0,
  391. name: '',
  392. description: '',
  393. node_type: 'java',
  394. workflow: 0,
  395. files: '[]',
  396. archives: '[]',
  397. job_properties: '[]',
  398. jar_path: '',
  399. prepares: '[]',
  400. job_xml: '',
  401. main_class: '',
  402. args: '',
  403. java_opts: '',
  404. capture_output: false,
  405. child_links: []
  406. });
  407. var PigModel = ModelModule($);
  408. $.extend(PigModel.prototype, {
  409. id: 0,
  410. name: '',
  411. description: '',
  412. node_type: 'pig',
  413. workflow: 0,
  414. files: '[]',
  415. archives: '[]',
  416. job_properties: '[]',
  417. prepares: '[]',
  418. job_xml: '',
  419. params: '[]',
  420. script_path: '',
  421. child_links: []
  422. });
  423. var HiveModel = ModelModule($);
  424. $.extend(HiveModel.prototype, {
  425. id: 0,
  426. name: '',
  427. description: '',
  428. node_type: 'hive',
  429. workflow: 0,
  430. files: '[]',
  431. archives: '[]',
  432. job_properties: '[]',
  433. prepares: '[]',
  434. job_xml: '',
  435. params: '[]',
  436. script_path: '',
  437. child_links: []
  438. });
  439. var SqoopModel = ModelModule($);
  440. $.extend(SqoopModel.prototype, {
  441. id: 0,
  442. name: '',
  443. description: '',
  444. node_type: 'sqoop',
  445. workflow: 0,
  446. files: '[]',
  447. archives: '[]',
  448. job_properties: '[]',
  449. prepares: '[]',
  450. job_xml: '',
  451. params: '[]',
  452. script_path: '',
  453. child_links: []
  454. });
  455. var ShellModel = ModelModule($);
  456. $.extend(ShellModel.prototype, {
  457. id: 0,
  458. name: '',
  459. description: '',
  460. node_type: 'shell',
  461. workflow: 0,
  462. files: '[]',
  463. archives: '[]',
  464. job_properties: '[]',
  465. prepares: '[]',
  466. job_xml: '',
  467. params: '[]',
  468. command: '',
  469. capture_output: false,
  470. child_links: []
  471. });
  472. var SshModel = ModelModule($);
  473. $.extend(SshModel.prototype, {
  474. id: 0,
  475. name: '',
  476. description: '',
  477. node_type: 'ssh',
  478. workflow: 0,
  479. user: '',
  480. host: '',
  481. params: '[]',
  482. command: '',
  483. capture_output: false,
  484. child_links: []
  485. });
  486. var FsModel = ModelModule($);
  487. $.extend(FsModel.prototype, {
  488. id: 0,
  489. name: '',
  490. description: '',
  491. node_type: 'fs',
  492. workflow: 0,
  493. deletes: '[]',
  494. mkdirs: '[]',
  495. moves: '[]',
  496. chmods: '[]',
  497. touchzs: '[]',
  498. child_links: []
  499. });
  500. var EmailModel = ModelModule($);
  501. $.extend(EmailModel.prototype, {
  502. id: 0,
  503. name: '',
  504. description: '',
  505. node_type: 'email',
  506. workflow: 0,
  507. to: '',
  508. cc: '',
  509. subject: '',
  510. body: '',
  511. child_links: []
  512. });
  513. var SubWorkflowModel = ModelModule($);
  514. $.extend(SubWorkflowModel.prototype, {
  515. id: 0,
  516. name: '',
  517. description: '',
  518. node_type: 'subworkflow',
  519. workflow: 0,
  520. sub_workflow: 0,
  521. propagate_configuration: true,
  522. job_properties: '[]',
  523. child_links: []
  524. });
  525. var GenericModel = ModelModule($);
  526. $.extend(GenericModel.prototype, {
  527. id: 0,
  528. name: '',
  529. description: '',
  530. node_type: 'generic',
  531. workflow: 0,
  532. xml: '',
  533. child_links: []
  534. });
  535. function nodeModelChooser(node_type) {
  536. switch(node_type) {
  537. case 'mapreduce':
  538. return MapReduceModel;
  539. case 'streaming':
  540. return StreamingModel;
  541. case 'java':
  542. return JavaModel;
  543. case 'pig':
  544. return PigModel;
  545. case 'hive':
  546. return HiveModel;
  547. case 'sqoop':
  548. return SqoopModel;
  549. case 'shell':
  550. return ShellModel;
  551. case 'ssh':
  552. return SshModel;
  553. case 'distcp':
  554. return DistCPModel;
  555. case 'fs':
  556. return FsModel;
  557. case 'email':
  558. return EmailModel;
  559. case 'subworkflow':
  560. return SubWorkflowModel;
  561. case 'generic':
  562. return GenericModel;
  563. case 'fork':
  564. return ForkModel;
  565. case 'decision':
  566. return DecisionModel;
  567. default:
  568. return NodeModel;
  569. }
  570. }