workflow.models.js 12 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'],
  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. return map_params(options, function() {});
  163. },
  164. },
  165. mkdirs: {
  166. create: function(options) {
  167. return map_params(options, function() {});
  168. },
  169. },
  170. moves: {
  171. create: function(options) {
  172. var parent = options.parent;
  173. var subscribe = function(mapping) {
  174. mapping.source.subscribe(function(value) {
  175. parent.moves.valueHasMutated();
  176. });
  177. mapping.destination.subscribe(function(value) {
  178. parent.moves.valueHasMutated();
  179. });
  180. };
  181. return map_params(options, subscribe);
  182. },
  183. },
  184. chmods: {
  185. create: function(options) {
  186. var parent = options.parent;
  187. var subscribe = function(mapping) {
  188. mapping.path.subscribe(function(value) {
  189. parent.chmods.valueHasMutated();
  190. });
  191. mapping.permissions.subscribe(function(value) {
  192. parent.chmods.valueHasMutated();
  193. });
  194. mapping.recursive.subscribe(function(value) {
  195. parent.chmods.valueHasMutated();
  196. });
  197. };
  198. return map_params(options, subscribe);
  199. },
  200. },
  201. touchzs: {
  202. create: function(options) {
  203. return map_params(options, function() {});
  204. },
  205. }
  206. };
  207. var ModelModule = function($) {
  208. var module = function(attrs) {
  209. var self = this;
  210. $.extend(self, attrs);
  211. module.prototype.initialize.apply(self, arguments);
  212. return self;
  213. };
  214. $.extend(module.prototype, {
  215. // Normal stuff
  216. initialize: function(){},
  217. toString: function() {
  218. var self = this;
  219. return JSON.stringify(self, null, '\t');
  220. }
  221. });
  222. return module;
  223. };
  224. var WorkflowModel = ModelModule($);
  225. $.extend(WorkflowModel.prototype, {
  226. id: 0,
  227. name: '',
  228. description: '',
  229. start: 0,
  230. end: 0,
  231. schema_version: 0.4,
  232. deployment_dir: '',
  233. is_shared: true,
  234. parameters: '[]',
  235. job_xml: ''
  236. });
  237. var NodeModel = ModelModule($);
  238. $.extend(NodeModel.prototype, {
  239. id: 0,
  240. name: '',
  241. description: '',
  242. node_type: '',
  243. workflow: 0,
  244. child_links: []
  245. });
  246. var ForkModel = ModelModule($);
  247. $.extend(ForkModel.prototype, {
  248. id: 0,
  249. name: '',
  250. description: '',
  251. node_type: 'fork',
  252. workflow: 0,
  253. child_links: []
  254. });
  255. var DecisionModel = ModelModule($);
  256. $.extend(DecisionModel.prototype, {
  257. id: 0,
  258. name: '',
  259. description: '',
  260. node_type: 'decision',
  261. workflow: 0,
  262. child_links: []
  263. });
  264. var DistCPModel = ModelModule($);
  265. $.extend(DistCPModel.prototype, {
  266. id: 0,
  267. name: '',
  268. description: '',
  269. node_type: 'distcp',
  270. workflow: 0,
  271. job_properties: '[]',
  272. prepares: '[]',
  273. job_xml: '',
  274. params: '[]',
  275. child_links: []
  276. });
  277. var MapReduceModel = ModelModule($);
  278. $.extend(MapReduceModel.prototype, {
  279. id: 0,
  280. name: '',
  281. description: '',
  282. node_type: 'mapreduce',
  283. workflow: 0,
  284. files: '[]',
  285. archives: '[]',
  286. job_properties: '[]',
  287. jar_path: '',
  288. prepares: '[]',
  289. job_xml: '',
  290. child_links: []
  291. });
  292. var StreamingModel = ModelModule($);
  293. $.extend(StreamingModel.prototype, {
  294. id: 0,
  295. name: '',
  296. description: '',
  297. node_type: 'streaming',
  298. workflow: 0,
  299. files: '[]',
  300. archives: '[]',
  301. job_properties: '[]',
  302. mapper: '',
  303. reducer: '',
  304. child_links: []
  305. });
  306. var JavaModel = ModelModule($);
  307. $.extend(JavaModel.prototype, {
  308. id: 0,
  309. name: '',
  310. description: '',
  311. node_type: 'java',
  312. workflow: 0,
  313. files: '[]',
  314. archives: '[]',
  315. job_properties: '[]',
  316. jar_path: '',
  317. prepares: '[]',
  318. job_xml: '',
  319. main_class: '',
  320. args: '',
  321. java_opts: '',
  322. capture_output: false,
  323. child_links: []
  324. });
  325. var PigModel = ModelModule($);
  326. $.extend(PigModel.prototype, {
  327. id: 0,
  328. name: '',
  329. description: '',
  330. node_type: 'pig',
  331. workflow: 0,
  332. files: '[]',
  333. archives: '[]',
  334. job_properties: '[]',
  335. prepares: '[]',
  336. job_xml: '',
  337. params: '[]',
  338. script_path: '',
  339. child_links: []
  340. });
  341. var HiveModel = ModelModule($);
  342. $.extend(HiveModel.prototype, {
  343. id: 0,
  344. name: '',
  345. description: '',
  346. node_type: 'hive',
  347. workflow: 0,
  348. files: '[]',
  349. archives: '[]',
  350. job_properties: '[]',
  351. prepares: '[]',
  352. job_xml: '',
  353. params: '[]',
  354. script_path: '',
  355. child_links: []
  356. });
  357. var SqoopModel = ModelModule($);
  358. $.extend(SqoopModel.prototype, {
  359. id: 0,
  360. name: '',
  361. description: '',
  362. node_type: 'sqoop',
  363. workflow: 0,
  364. files: '[]',
  365. archives: '[]',
  366. job_properties: '[]',
  367. prepares: '[]',
  368. job_xml: '',
  369. params: '[]',
  370. script_path: '',
  371. child_links: []
  372. });
  373. var ShellModel = ModelModule($);
  374. $.extend(ShellModel.prototype, {
  375. id: 0,
  376. name: '',
  377. description: '',
  378. node_type: 'shell',
  379. workflow: 0,
  380. files: '[]',
  381. archives: '[]',
  382. job_properties: '[]',
  383. prepares: '[]',
  384. job_xml: '',
  385. params: '[]',
  386. command: '',
  387. capture_output: false,
  388. child_links: []
  389. });
  390. var SshModel = ModelModule($);
  391. $.extend(SshModel.prototype, {
  392. id: 0,
  393. name: '',
  394. description: '',
  395. node_type: 'ssh',
  396. workflow: 0,
  397. user: '',
  398. host: '',
  399. params: '[]',
  400. command: '',
  401. capture_output: false,
  402. child_links: []
  403. });
  404. var FsModel = ModelModule($);
  405. $.extend(FsModel.prototype, {
  406. id: 0,
  407. name: '',
  408. description: '',
  409. node_type: 'fs',
  410. workflow: 0,
  411. deletes: '[]',
  412. mkdirs: '[]',
  413. moves: '[]',
  414. chmods: '[]',
  415. touchzs: '[]',
  416. child_links: []
  417. });
  418. var EmailModel = ModelModule($);
  419. $.extend(EmailModel.prototype, {
  420. id: 0,
  421. name: '',
  422. description: '',
  423. node_type: 'email',
  424. workflow: 0,
  425. to: '',
  426. cc: '',
  427. subject: '',
  428. body: '',
  429. child_links: []
  430. });
  431. var SubWorkflowModel = ModelModule($);
  432. $.extend(SubWorkflowModel.prototype, {
  433. id: 0,
  434. name: '',
  435. description: '',
  436. node_type: 'subworkflow',
  437. workflow: 0,
  438. sub_workflow: 0,
  439. propagate_configuration: true,
  440. job_properties: '[]',
  441. child_links: []
  442. });
  443. var GenericModel = ModelModule($);
  444. $.extend(GenericModel.prototype, {
  445. id: 0,
  446. name: '',
  447. description: '',
  448. node_type: 'generic',
  449. workflow: 0,
  450. xml: '',
  451. child_links: []
  452. });
  453. function nodeModelChooser(node_type) {
  454. switch(node_type) {
  455. case 'mapreduce':
  456. return MapReduceModel;
  457. case 'streaming':
  458. return StreamingModel;
  459. case 'java':
  460. return JavaModel;
  461. case 'pig':
  462. return PigModel;
  463. case 'hive':
  464. return HiveModel;
  465. case 'sqoop':
  466. return SqoopModel;
  467. case 'shell':
  468. return ShellModel;
  469. case 'ssh':
  470. return SshModel;
  471. case 'distcp':
  472. return DistCPModel;
  473. case 'fs':
  474. return FsModel;
  475. case 'email':
  476. return EmailModel;
  477. case 'subworkflow':
  478. return SubWorkflowModel;
  479. case 'generic':
  480. return GenericModel;
  481. case 'fork':
  482. return ForkModel;
  483. case 'decision':
  484. return DecisionModel;
  485. default:
  486. return NodeModel;
  487. }
  488. }