pig.ko.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. var Resource = function (resource) {
  17. var self = this;
  18. self.type = ko.observable(resource.type);
  19. self.value = ko.observable(resource.value);
  20. };
  21. var PigScript = function (pigScript) {
  22. var self = this;
  23. self.id = ko.observable(pigScript.id);
  24. self.isDesign = ko.observable(pigScript.isDesign);
  25. self.name = ko.observable(pigScript.name);
  26. self.script = ko.observable(pigScript.script);
  27. self.scriptSumup = ko.observable(pigScript.script.replace(/\W+/g, ' ').substring(0, 100));
  28. self.isRunning = ko.observable(false);
  29. self.selected = ko.observable(false);
  30. self.watchUrl = ko.observable("");
  31. self.actions = ko.observableArray([]);
  32. self.handleSelect = function (row, e) {
  33. this.selected(!this.selected());
  34. };
  35. self.hovered = ko.observable(false);
  36. self.toggleHover = function (row, e) {
  37. this.hovered(!this.hovered());
  38. };
  39. self.parameters = ko.observableArray(pigScript.parameters);
  40. self.addParameter = function () {
  41. self.parameters.push({name: '', value: ''});
  42. };
  43. self.removeParameter = function () {
  44. self.parameters.remove(this);
  45. };
  46. self.getParameters = function () {
  47. var params = {};
  48. var variables = this.script().match(/\$(\w)+/g);
  49. if (variables) {
  50. $.each(variables, function(index, param) {
  51. var p = param.substring(1);
  52. params[p] = '';
  53. $.each(self.parameters(), function(index, param) {
  54. if (param['name'] == p) {
  55. params[p] = param['value'];
  56. }
  57. });
  58. });
  59. }
  60. return params;
  61. };
  62. self.resources = ko.observableArray([]);
  63. ko.utils.arrayForEach(pigScript.resources, function (resource) {
  64. self.resources.push(new Resource({type: resource.type, value: resource.value}));
  65. });
  66. self.addResource = function () {
  67. self.resources.push(new Resource({type: 'file', value: ''}));
  68. };
  69. self.removeResource = function () {
  70. self.resources.remove(this);
  71. };
  72. }
  73. var Workflow = function (wf) {
  74. return {
  75. id: wf.id,
  76. scriptId: wf.scriptId,
  77. scriptContent: wf.scriptContent,
  78. lastModTime: wf.lastModTime,
  79. endTime: wf.endTime,
  80. status: wf.status,
  81. statusClass: "label " + getStatusClass(wf.status),
  82. isRunning: wf.isRunning,
  83. duration: wf.duration,
  84. appName: wf.appName,
  85. progress: wf.progress,
  86. progressPercent: wf.progressPercent,
  87. progressClass: "bar " + getStatusClass(wf.status, "bar-"),
  88. user: wf.user,
  89. absoluteUrl: wf.absoluteUrl,
  90. watchUrl: wf.watchUrl,
  91. canEdit: wf.canEdit,
  92. killUrl: wf.killUrl,
  93. created: wf.created,
  94. run: wf.run
  95. }
  96. }
  97. var PigViewModel = function (props) {
  98. var self = this;
  99. self.LABELS = props.labels;
  100. self.LIST_SCRIPTS = props.listScripts;
  101. self.SAVE_URL = props.saveUrl;
  102. self.RUN_URL = props.runUrl;
  103. self.STOP_URL = props.stopUrl;
  104. self.COPY_URL = props.copyUrl;
  105. self.DELETE_URL = props.deleteUrl;
  106. self.isLoading = ko.observable(false);
  107. self.allSelected = ko.observable(false);
  108. self.submissionVariables = ko.observableArray([]);
  109. self.scripts = ko.observableArray([]);
  110. self.filteredScripts = ko.observableArray(self.scripts());
  111. self.runningScripts = ko.observableArray([]);
  112. self.completedScripts = ko.observableArray([]);
  113. self.isDashboardLoaded = false;
  114. var _defaultScript = {
  115. id: -1,
  116. name: self.LABELS.NEW_SCRIPT_NAME,
  117. script: self.LABELS.NEW_SCRIPT_CONTENT,
  118. parameters: self.LABELS.NEW_SCRIPT_PARAMETERS,
  119. resources: self.LABELS.NEW_SCRIPT_RESOURCES
  120. };
  121. self.currentScript = ko.observable(new PigScript(_defaultScript));
  122. self.currentDeleteType = ko.observable("");
  123. self.selectedScripts = ko.computed(function () {
  124. return ko.utils.arrayFilter(self.scripts(), function (script) {
  125. return script.selected();
  126. });
  127. }, self);
  128. self.selectedScript = ko.computed(function () {
  129. return self.selectedScripts()[0];
  130. }, self);
  131. self.selectAll = function () {
  132. self.allSelected(! self.allSelected());
  133. ko.utils.arrayForEach(self.scripts(), function (script) {
  134. script.selected(self.allSelected());
  135. });
  136. return true;
  137. };
  138. self.getScriptById = function (id) {
  139. var _s = null;
  140. ko.utils.arrayForEach(self.scripts(), function (script) {
  141. if (script.id() == id) {
  142. _s = script;
  143. }
  144. });
  145. return _s;
  146. }
  147. self.filterScripts = function (filter) {
  148. self.filteredScripts(ko.utils.arrayFilter(self.scripts(), function (script) {
  149. return script.isDesign() && script.name().toLowerCase().indexOf(filter.toLowerCase()) > -1
  150. }));
  151. };
  152. self.loadScript = function (id) {
  153. var _s = self.getScriptById(id);
  154. if (_s != null) {
  155. self.currentScript(_s);
  156. }
  157. else {
  158. self.currentScript(new PigScript(_defaultScript));
  159. }
  160. }
  161. self.newScript = function () {
  162. self.currentScript(new PigScript(_defaultScript));
  163. $(document).trigger("loadEditor");
  164. $(document).trigger("showEditor");
  165. };
  166. self.editScript = function (script) {
  167. $(document).trigger("showEditor");
  168. };
  169. self.editScriptProperties = function (script) {
  170. $(document).trigger("showProperties");
  171. };
  172. self.showScriptLogs = function (script) {
  173. $(document).trigger("showLogs");
  174. };
  175. self.viewScript = function (script) {
  176. self.currentScript(script);
  177. $(document).trigger("loadEditor");
  178. $(document).trigger("showEditor");
  179. };
  180. self.saveScript = function () {
  181. callSave(self.currentScript());
  182. };
  183. self.runScript = function () {
  184. callRun(self.currentScript());
  185. };
  186. self.copyScript = function () {
  187. callCopy(self.currentScript());
  188. };
  189. self.confirmDeleteScript = function () {
  190. self.currentDeleteType("single");
  191. showDeleteModal();
  192. };
  193. self.stopScript = function () {
  194. callStop(self.currentScript());
  195. };
  196. self.listRunScript = function () {
  197. callRun(self.selectedScript());
  198. };
  199. self.listCopyScript = function () {
  200. callCopy(self.selectedScript());
  201. };
  202. self.listConfirmDeleteScripts = function () {
  203. self.currentDeleteType("multiple");
  204. showDeleteModal();
  205. };
  206. self.deleteScripts = function () {
  207. var ids = [];
  208. if (self.currentDeleteType() == "single") {
  209. ids.push(self.currentScript().id());
  210. }
  211. if (self.currentDeleteType() == "multiple") {
  212. $(self.selectedScripts()).each(function (index, script) {
  213. ids.push(script.id());
  214. });
  215. }
  216. callDelete(ids);
  217. };
  218. self.updateScripts = function () {
  219. $.getJSON(self.LIST_SCRIPTS, function (data) {
  220. self.scripts(ko.utils.arrayMap(data, function (script) {
  221. return new PigScript(script);
  222. }));
  223. self.filteredScripts(self.scripts());
  224. $(document).trigger("scriptsRefreshed");
  225. });
  226. };
  227. self.updateDashboard = function (workflows) {
  228. self.isDashboardLoaded = true;
  229. var koWorkflows = ko.utils.arrayMap(workflows, function (wf) {
  230. return new Workflow(wf);
  231. });
  232. self.runningScripts(ko.utils.arrayFilter(koWorkflows, function (wf) {
  233. return wf.isRunning
  234. }));
  235. self.completedScripts(ko.utils.arrayFilter(koWorkflows, function (wf) {
  236. return !wf.isRunning
  237. }));
  238. }
  239. self.runOrShowSubmissionModal = function runOrShowSubmissionModal() {
  240. var script = self.currentScript();
  241. if (! $.isEmptyObject(script.getParameters())) {
  242. self.submissionVariables.removeAll();
  243. $.each(script.getParameters(), function (key, value) {
  244. self.submissionVariables.push({'name': key, 'value': value});
  245. });
  246. $("#runScriptBtn").button("reset");
  247. $("#runScriptBtn").attr("data-loading-text", $("#runScriptBtn").text() + " ...");
  248. $("#submitModal").modal({
  249. keyboard: true,
  250. show: true
  251. });
  252. } else {
  253. self.runScript();
  254. }
  255. };
  256. self.showStopModal = function showStopModal() {
  257. $("#stopScriptBtn").button("reset");
  258. $("#stopScriptBtn").attr("data-loading-text", $("#stopScriptBtn").text() + " ...");
  259. $("#stopModal").modal({
  260. keyboard: true,
  261. show: true
  262. });
  263. }
  264. self.showFileChooser = function showFileChooser() {
  265. var inputPath = this;
  266. var path = inputPath.value().substr(0, inputPath.value().lastIndexOf("/"));
  267. $("#filechooser").jHueFileChooser({
  268. initialPath: path,
  269. onFileChoose: function (filePath) {
  270. inputPath.value(filePath);
  271. $("#chooseFile").modal("hide");
  272. },
  273. createFolder: false
  274. });
  275. $("#chooseFile").modal("show");
  276. };
  277. function showDeleteModal() {
  278. $(".deleteMsg").addClass("hide");
  279. if (self.currentDeleteType() == "single") {
  280. $(".deleteMsg.single").removeClass("hide");
  281. }
  282. if (self.currentDeleteType() == "multiple") {
  283. if (self.selectedScripts().length > 1) {
  284. $(".deleteMsg.multiple").removeClass("hide");
  285. }
  286. else {
  287. $(".deleteMsg.single").removeClass("hide");
  288. }
  289. }
  290. $("#deleteModal").modal({
  291. keyboard: true,
  292. show: true
  293. });
  294. }
  295. function showStopModal() {
  296. $(".stopMsg").addClass("hide");
  297. if (self.currentStopType() == "single") {
  298. $(".stopMsg.single").removeClass("hide");
  299. }
  300. if (self.currentStopType() == "multiple") {
  301. if (self.selectedScripts().length > 1) {
  302. $(".stopMsg.multiple").removeClass("hide");
  303. } else {
  304. $(".stopMsg.single").removeClass("hide");
  305. }
  306. }
  307. $("#stopModal").modal({
  308. keyboard: true,
  309. show: true
  310. });
  311. }
  312. function callSave(script) {
  313. $(document).trigger("saving");
  314. $.post(self.SAVE_URL,
  315. {
  316. id: script.id(),
  317. name: script.name(),
  318. script: script.script(),
  319. parameters: ko.utils.stringifyJson(script.parameters()),
  320. resources: ko.toJSON(script.resources())
  321. },
  322. function (data) {
  323. self.currentScript().id(data.id);
  324. $(document).trigger("saved");
  325. self.updateScripts();
  326. }, "json");
  327. }
  328. function callRun(script) {
  329. $(document).trigger("running");
  330. $.post(self.RUN_URL,
  331. {
  332. id: script.id(),
  333. name: script.name(),
  334. script: script.script(),
  335. parameters: ko.utils.stringifyJson(script.parameters()),
  336. submissionVariables: ko.utils.stringifyJson(self.submissionVariables()),
  337. resources: ko.toJSON(script.resources())
  338. },
  339. function (data) {
  340. if (data.id && self.currentScript().id() != data.id){
  341. self.currentScript(script);
  342. script.id(data.id);
  343. $(document).trigger("loadEditor");
  344. }
  345. script.isRunning(true);
  346. script.watchUrl(data.watchUrl);
  347. $(document).trigger("startLogsRefresh");
  348. $(document).trigger("refreshDashboard");
  349. $(document).trigger("showLogs");
  350. self.updateScripts();
  351. $("#submitModal").modal("hide");
  352. }, "json");
  353. }
  354. function callStop(script) {
  355. $(document).trigger("stopping");
  356. $.post(self.STOP_URL, {
  357. id: script.id()
  358. },
  359. function (data) {
  360. $(document).trigger("stopped");
  361. $("#stopModal").modal("hide");
  362. }, "json");
  363. }
  364. function callCopy(script) {
  365. $.post(self.COPY_URL,
  366. {
  367. id: script.id()
  368. },
  369. function (data) {
  370. self.currentScript(new PigScript(data));
  371. $(document).trigger("loadEditor");
  372. self.updateScripts();
  373. }, "json");
  374. }
  375. function callDelete(ids) {
  376. if (ids.indexOf(self.currentScript().id()) > -1) {
  377. self.currentScript(new PigScript(_defaultScript));
  378. $(document).trigger("loadEditor");
  379. }
  380. $.post(self.DELETE_URL,
  381. {
  382. ids: ids.join(",")
  383. },
  384. function (data) {
  385. self.updateScripts();
  386. $("#deleteModal").modal("hide");
  387. }, "json");
  388. }
  389. self.viewSubmittedScript = function (workflow) {
  390. self.loadScript(workflow.scriptId);
  391. self.currentScript().script(workflow.scriptContent);
  392. self.currentScript().isRunning(true);
  393. self.currentScript().watchUrl(workflow.watchUrl);
  394. $(document).trigger("loadEditor");
  395. $(document).trigger("clearLogs");
  396. $(document).trigger("startLogsRefresh");
  397. $(document).trigger("showLogs");
  398. };
  399. self.showLogsInterval = -1;
  400. self.showLogsAtEnd = true;
  401. self.showLogs = function (workflow) {
  402. window.clearInterval(self.showLogsInterval);
  403. $("#logsModal pre").scroll(function () {
  404. self.showLogsAtEnd = $(this).scrollTop() + $(this).height() + 20 >= $(this)[0].scrollHeight;
  405. });
  406. if (workflow.isRunning) {
  407. $("#logsModal img").removeClass("hide");
  408. $("#logsModal pre").addClass("hide");
  409. $("#logsModal").modal({
  410. keyboard: true,
  411. show: true
  412. });
  413. $("#logsModal").on("hide", function () {
  414. window.clearInterval(self.showLogsInterval);
  415. });
  416. self.showLogsInterval = window.setInterval(function () {
  417. $.getJSON(workflow.watchUrl, function (data) {
  418. if (data.workflow && !data.workflow.isRunning) {
  419. window.clearInterval(self.showLogsInterval);
  420. }
  421. if (data.logs.pig) {
  422. $("#logsModal img").addClass("hide");
  423. $("#logsModal pre").removeClass("hide");
  424. var _logsEl = $("#logsModal pre");
  425. var newLines = data.logs.pig.split("\n").slice(_logsEl.text().split("\n").length);
  426. if (newLines.length > 0){
  427. _logsEl.text(_logsEl.text() + newLines.join("\n") + "\n");
  428. }
  429. if (self.showLogsAtEnd) {
  430. _logsEl.scrollTop(_logsEl[0].scrollHeight - _logsEl.height());
  431. }
  432. }
  433. });
  434. }, 1000);
  435. }
  436. };
  437. };