spark.ko.js 21 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 Result = function (snippet, result) {
  17. var self = this;
  18. self.id = ko.observable(typeof result.id != "undefined" && result.id != null ? result.id : UUID());
  19. self.type = ko.observable(typeof result.type != "undefined" && result.type != null ? result.type : 'table');
  20. self.hasResultset = ko.observable(typeof result.hasResultset != "undefined" && result.hasResultset != null ? result.hasResultset : true);
  21. self.handle = ko.observable({});
  22. self.meta = ko.observableArray(typeof result.meta != "undefined" && result.meta != null ? result.meta : []);
  23. self.meta.extend({ rateLimit: 50 });
  24. self.cleanedMeta = ko.computed(function(){
  25. return ko.utils.arrayFilter(self.meta(), function(item) {
  26. return item.name != ''
  27. });
  28. });
  29. self.startTime = ko.observable(typeof result.startTime != "undefined" && result.startTime != null ? new Date(result.startTime) : new Date());
  30. self.endTime = ko.observable(typeof result.endTime != "undefined" && result.endTime != null ? new Date(result.endTime) : new Date());
  31. self.executionTime = ko.computed(function() {
  32. return self.endTime().getTime() - self.startTime().getTime();
  33. });
  34. self.type = ko.observable(typeof result.type != "undefined" && result.type != null ? result.type : 'plain');
  35. function isNumericColumn(type) {
  36. return $.inArray(type, ['TINYINT_TYPE', 'SMALLINT_TYPE', 'INT_TYPE', 'BIGINT_TYPE', 'FLOAT_TYPE', 'DOUBLE_TYPE', 'DECIMAL_TYPE', 'TIMESTAMP_TYPE', 'DATE_TYPE']) > -1;
  37. }
  38. function isDateTimeColumn(type) {
  39. return $.inArray(type, ['TIMESTAMP_TYPE', 'DATE_TYPE']) > -1;
  40. }
  41. function isStringColumn(type) {
  42. return ! isNumericColumn(type) && ! isDateTimeColumn(type);
  43. }
  44. self.cleanedNumericMeta = ko.computed(function(){
  45. return ko.utils.arrayFilter(self.meta(), function(item) {
  46. return item.name != '' && isNumericColumn(item.type)
  47. });
  48. });
  49. self.cleanedStringMeta = ko.computed(function(){
  50. return ko.utils.arrayFilter(self.meta(), function(item) {
  51. return item.name != '' && isStringColumn(item.type)
  52. });
  53. });
  54. self.cleanedDateTimeMeta = ko.computed(function(){
  55. return ko.utils.arrayFilter(self.meta(), function(item) {
  56. return item.name != '' && isDateTimeColumn(item.type)
  57. });
  58. });
  59. self.data = ko.observableArray(typeof result.data != "undefined" && result.data != null ? result.data : []);
  60. self.data.extend({ rateLimit: 50 });
  61. self.logs = ko.observable('');
  62. self.errors = ko.observable('');
  63. self.hasSomeResults = ko.computed(function(){
  64. return self.hasResultset() && self.data().length > 0; // status() == 'available'
  65. });
  66. if (typeof result.handle != "undefined" && result.handle != null) {
  67. $.each(result.handle, function(key, val) {
  68. self.handle()[key] = val;
  69. });
  70. }
  71. self.clear = function() {
  72. $.each(self.handle, function(key, val) {
  73. delete self.handle()[key];
  74. });
  75. self.meta.removeAll();
  76. self.data.removeAll();
  77. self.logs('');
  78. self.errors('');
  79. self.startTime(new Date());
  80. self.endTime(new Date());
  81. };
  82. }
  83. var TYPE_EDITOR_MAP = {
  84. 'hive': 'text/x-hiveql',
  85. 'impala': 'text/x-impalaql',
  86. 'python': 'text/x-python',
  87. 'scala': 'text/x-scala',
  88. 'pig': 'text/x-pig'
  89. }
  90. var Snippet = function (vm, notebook, snippet) {
  91. var self = this;
  92. self.id = ko.observable(typeof snippet.id != "undefined" && snippet.id != null ? snippet.id : UUID());
  93. self.name = ko.observable(typeof snippet.name != "undefined" && snippet.name != null ? snippet.name : '');
  94. self.type = ko.observable(typeof snippet.type != "undefined" && snippet.type != null ? snippet.type : "hive");
  95. self.editorMode = ko.observable(TYPE_EDITOR_MAP[self.type()]);
  96. self.statement_raw = ko.observable(typeof snippet.statement_raw != "undefined" && snippet.statement_raw != null ? snippet.statement_raw : vm.snippetPlaceholders[self.type()]);
  97. self.codemirrorSize = ko.observable(typeof snippet.codemirrorSize != "undefined" && snippet.codemirrorSize != null ? snippet.codemirrorSize : 100);
  98. //self.statement_raw.extend({ rateLimit: 150 });
  99. self.status = ko.observable(typeof snippet.status != "undefined" && snippet.status != null ? snippet.status : 'loading');
  100. self.settings = ko.mapping.fromJS(typeof snippet.settings != "undefined" && snippet.settings != null ? snippet.settings : {});
  101. self.variables = ko.observableArray([]);
  102. self.variableNames = ko.computed(function () {
  103. var matches = [];
  104. var myRegexp = /(?:[^\\]\$)([^\d'" ]\w*)/g;
  105. var match = myRegexp.exec(self.statement_raw());
  106. while (match != null) {
  107. matches.push(match[1]);
  108. match = myRegexp.exec(self.statement());
  109. }
  110. return matches;
  111. });
  112. self.variableNames.extend({ rateLimit: 150 });
  113. self.variableNames.subscribe(function (newVal) {
  114. var toDelete = [];
  115. var toAdd = [];
  116. $.each(newVal, function (key, name) {
  117. var match = ko.utils.arrayFirst(self.variables(), function (_var) {
  118. return _var.name() == name;
  119. });
  120. if (!match) {
  121. toAdd.push(name);
  122. }
  123. });
  124. $.each(self.variables(), function (key, _var) {
  125. var match = ko.utils.arrayFirst(newVal, function (name) {
  126. return _var.name() == name;
  127. });
  128. if (!match) {
  129. toDelete.push(_var);
  130. }
  131. });
  132. $.each(toDelete, function (index, item) {
  133. self.variables.remove(item);
  134. });
  135. $.each(toAdd, function (index, item) {
  136. self.variables.push(ko.mapping.fromJS({'name': item, 'value': ''}));
  137. });
  138. self.variables.sort(function (left, right) {
  139. var leftIndex = newVal.indexOf(left.name());
  140. var rightIndex = newVal.indexOf(right.name());
  141. return leftIndex == rightIndex ? 0 : (leftIndex < rightIndex ? -1 : 1);
  142. });
  143. });
  144. self.statement = ko.computed(function () {
  145. var statement = self.statement_raw();
  146. $.each(self.variables(), function (index, variable) {
  147. statement = statement.replace(RegExp("([^\\\\])\\$" + variable.name(), "g"), "$1" + variable.value());
  148. });
  149. return statement;
  150. });
  151. self.result = new Result(snippet, snippet.result);
  152. self.showGrid = ko.observable(typeof snippet.showGrid != "undefined" && snippet.showGrid != null ? snippet.showGrid : true);
  153. self.showChart = ko.observable(typeof snippet.showChart != "undefined" && snippet.showChart != null ? snippet.showChart : false);
  154. self.showLogs = ko.observable(typeof snippet.showLogs != "undefined" && snippet.showLogs != null ? snippet.showLogs : false);
  155. self.progress = ko.observable(typeof snippet.progress != "undefined" && snippet.progress != null ? snippet.progress : 0);
  156. self.progress.subscribe(function (val){
  157. $(document).trigger("progress", {data: val, snippet: self});
  158. });
  159. self.showGrid.subscribe(function (val){
  160. if (val){
  161. self.showChart(false);
  162. }
  163. });
  164. self.showChart.subscribe(function (val){
  165. if (val){
  166. self.showGrid(false);
  167. self.isLeftPanelVisible(true);
  168. $(document).trigger("forceChartDraw", self);
  169. }
  170. });
  171. self.showLogs.subscribe(function (val){
  172. if (val){
  173. self.getLogs();
  174. }
  175. });
  176. self.size = ko.observable(typeof snippet.size != "undefined" && snippet.size != null ? snippet.size : 12).extend({ numeric: 0 });
  177. self.offset = ko.observable(typeof snippet.offset != "undefined" && snippet.offset != null ? snippet.offset : 0).extend({ numeric: 0 });
  178. self.isLoading = ko.computed(function(){
  179. return self.status() == "loading";
  180. });
  181. self.klass = ko.computed(function () {
  182. return "snippet card card-widget";
  183. });
  184. self.editorKlass = ko.computed(function(){
  185. return "editor span" + self.size() + (self.offset() * 1 > 0 ? " offset" + self.offset() : "");
  186. });
  187. self.resultsKlass = ko.computed(function(){
  188. return "results " + self.type();
  189. });
  190. self.errorsKlass = ko.computed(function(){
  191. return self.resultsKlass + " alert alert-error";
  192. });
  193. self.chartType = ko.observable(typeof snippet.chartType != "undefined" && snippet.chartType != null ? snippet.chartType : ko.HUE_CHARTS.TYPES.BARCHART);
  194. self.chartSorting = ko.observable(typeof snippet.chartSorting != "undefined" && snippet.chartSorting != null ? snippet.chartSorting : "none");
  195. self.chartScatterGroup = ko.observable(typeof snippet.chartScatterGroup != "undefined" && snippet.chartScatterGroup != null ? snippet.chartScatterGroup : null);
  196. self.chartScatterSize = ko.observable(typeof snippet.chartScatterSize != "undefined" && snippet.chartScatterSize != null ? snippet.chartScatterSize : null);
  197. self.chartX = ko.observable(typeof snippet.chartX != "undefined" && snippet.chartX != null ? snippet.chartX : null);
  198. self.chartYSingle = ko.observable(typeof snippet.chartYSingle != "undefined" && snippet.chartYSingle != null ? snippet.chartYSingle : null);
  199. self.chartYMulti = ko.observableArray(typeof snippet.chartYMulti != "undefined" && snippet.chartYMulti != null ? snippet.chartYMulti : []);
  200. self.chartData = ko.observableArray(typeof snippet.chartData != "undefined" && snippet.chartData != null ? snippet.chartData : []);
  201. self.chartMapLabel = ko.observable(typeof snippet.chartMapLabel != "undefined" && snippet.chartMapLabel != null ? snippet.chartMapLabel : null);
  202. self.chartType.subscribe(function(val){
  203. $(document).trigger("forceChartDraw", self);
  204. });
  205. self.tempChartOptions = {};
  206. self.isLeftPanelVisible = ko.observable(typeof snippet.isLeftPanelVisible != "undefined" && snippet.isLeftPanelVisible != null ? snippet.isLeftPanelVisible : false);
  207. self.toggleLeftPanel = function () {
  208. self.isLeftPanelVisible(! self.isLeftPanelVisible());
  209. $(document).trigger("toggleLeftPanel", self);
  210. };
  211. self.expand = function () {
  212. self.size(self.size() + 1);
  213. $("#snippet_" + self.id()).trigger("resize");
  214. }
  215. self.compress = function () {
  216. self.size(self.size() - 1);
  217. $("#snippet_" + self.id()).trigger("resize");
  218. }
  219. self.moveLeft = function () {
  220. self.offset(self.offset() - 1);
  221. }
  222. self.moveRight = function () {
  223. self.offset(self.offset() + 1);
  224. }
  225. self.remove = function (notebook, snippet) {
  226. notebook.snippets.remove(snippet);
  227. }
  228. self.checkStatusTimeout = null;
  229. self._ajax_error = function(data) {
  230. if (data.status == -2) {
  231. self.create_session();
  232. }
  233. else if (data.status == -3) {
  234. self.status('expired');
  235. }
  236. else if (data.status == 1) {
  237. self.status('failed');
  238. self.result.errors(data.message);
  239. } else {
  240. $(document).trigger("error", data.message);
  241. self.status('failed');
  242. }
  243. };
  244. self.create_session = function() {
  245. self.status('loading');
  246. $.post("/spark/api/create_session", {
  247. notebook: ko.mapping.toJSON(notebook),
  248. snippet: ko.mapping.toJSON(self)
  249. }, function (data) {
  250. if (data.status == 0) {
  251. notebook.addSession(ko.mapping.fromJS(data.session));
  252. self.status('ready');
  253. }
  254. else {
  255. $(document).trigger("error", data.message);
  256. }
  257. }).fail(function (xhr, textStatus, errorThrown) {
  258. $(document).trigger("error", xhr.responseText);
  259. });
  260. };
  261. self.execute = function () {
  262. $(document).trigger("executeStarted", self);
  263. $(".jHueNotify").hide();
  264. logGA('/execute/' + self.type());
  265. if (self.result.meta().length > 0) {
  266. self.close();
  267. }
  268. self.result.clear();
  269. self.progress(0);
  270. self.status('running');
  271. $.post("/spark/api/execute", {
  272. notebook: ko.mapping.toJSON(notebook),
  273. snippet: ko.mapping.toJSON(self)
  274. }, function (data) {
  275. if (data.status == 0) {
  276. $.each(data.handle, function (key, val) {
  277. self.result.handle()[key] = val;
  278. });
  279. self.result.hasResultset(data.handle.has_result_set);
  280. self.checkStatus();
  281. } else {
  282. self._ajax_error(data);
  283. }
  284. }).fail(function (xhr, textStatus, errorThrown) {
  285. $(document).trigger("error", xhr.responseText);
  286. self.status('failed');
  287. });
  288. };
  289. self.fetchResult = function(rows, startOver) {
  290. if (typeof startOver == "undefined") {
  291. startOver = true;
  292. }
  293. self.fetchResultData(rows, startOver);
  294. //self.fetchResultMetadata(rows);
  295. };
  296. self.fetchResultData = function(rows, startOver) {
  297. $.post("/spark/api/fetch_result_data", {
  298. notebook: ko.mapping.toJSON(notebook),
  299. snippet: ko.mapping.toJSON(self),
  300. rows: rows,
  301. startOver: startOver
  302. }, function (data) {
  303. if (data.status == 0) {
  304. rows -= data.result.data.length;
  305. if (self.result.meta().length == 0) {
  306. data.result.meta.unshift({type: "INT_TYPE", name: "", comment: null});
  307. self.result.meta(data.result.meta);
  308. self.result.type(data.result.type);
  309. }
  310. var _initialIndex = self.result.data().length;
  311. var _tempData = [];
  312. $.each(data.result.data, function (index, row) {
  313. row.unshift(_initialIndex + index);
  314. self.result.data.push(row);
  315. _tempData.push(row);
  316. });
  317. $(document).trigger("renderData", {data: _tempData, snippet: self, initial: _initialIndex == 0});
  318. if (data.result.has_more && rows > 0) {
  319. setTimeout(function () {
  320. self.fetchResultData(rows, false);
  321. }, 500);
  322. }
  323. } else {
  324. self._ajax_error(data);
  325. $(document).trigger("renderDataError", {snippet: self});
  326. }
  327. }).fail(function (xhr, textStatus, errorThrown) {
  328. $(document).trigger("error", xhr.responseText);
  329. });
  330. };
  331. self.fetchResultMetadata = function () {
  332. $.post("/spark/api/fetch_result_metadata", {
  333. notebook: ko.mapping.toJSON(notebook),
  334. snippet: ko.mapping.toJSON(self),
  335. }, function (data) {
  336. if (data.status == 0) {
  337. self.result.meta(data.result.meta);
  338. } else {
  339. $(document).trigger("error", data.message);
  340. }
  341. }).fail(function (xhr, textStatus, errorThrown) {
  342. $(document).trigger("error", xhr.responseText);
  343. self.status('failed');
  344. });
  345. };
  346. self.checkStatus = function() {
  347. $.post("/spark/api/check_status", {
  348. notebook: ko.mapping.toJSON(notebook),
  349. snippet: ko.mapping.toJSON(self)
  350. }, function (data) {
  351. if (data.status == 0) {
  352. self.status(data.query_status.status);
  353. self.getLogs();
  354. if (self.status() == 'running') {
  355. self.result.endTime(new Date());
  356. self.checkStatusTimeout = setTimeout(self.checkStatus, 1000);
  357. }
  358. else if (self.status() == 'available') {
  359. self.fetchResult(100);
  360. self.progress(100);
  361. }
  362. } else {
  363. self._ajax_error(data);
  364. }
  365. }).fail(function (xhr, textStatus, errorThrown) {
  366. $(document).trigger("error", xhr.responseText);
  367. self.status('failed');
  368. });
  369. };
  370. self.cancel = function() {
  371. if (self.checkStatusTimeout != null) {
  372. clearTimeout(self.checkStatusTimeout);
  373. self.checkStatusTimeout = null;
  374. }
  375. $.post("/spark/api/cancel_statement", {
  376. notebook: ko.mapping.toJSON(notebook),
  377. snippet: ko.mapping.toJSON(self)
  378. }, function (data) {
  379. if (data.status == 0) {
  380. self.status('canceled');
  381. } else {
  382. self._ajax_error(data);
  383. }
  384. }).fail(function (xhr, textStatus, errorThrown) {
  385. $(document).trigger("error", xhr.responseText);
  386. self.status('failed');
  387. });
  388. };
  389. self.close = function() {
  390. if (self.checkStatusTimeout != null) {
  391. clearTimeout(self.checkStatusTimeout);
  392. self.checkStatusTimeout = null;
  393. }
  394. $.post("/spark/api/close_statement", {
  395. notebook: ko.mapping.toJSON(notebook),
  396. snippet: ko.mapping.toJSON(self)
  397. }, function (data) {
  398. if (data.status == 0) {
  399. self.status('closed');
  400. } else {
  401. self._ajax_error(data);
  402. }
  403. }).fail(function (xhr, textStatus, errorThrown) {
  404. $(document).trigger("error", xhr.responseText);
  405. self.status('failed');
  406. });
  407. };
  408. self.getLogs = function() {
  409. $.post("/spark/api/get_logs", {
  410. notebook: ko.mapping.toJSON(notebook),
  411. snippet: ko.mapping.toJSON(self)
  412. }, function (data) {
  413. if (data.status == 0) {
  414. self.result.logs(data.logs); // Way to append?
  415. self.progress(data.progress);
  416. } else {
  417. self._ajax_error(data);
  418. }
  419. }).fail(function (xhr, textStatus, errorThrown) {
  420. $(document).trigger("error", xhr.responseText);
  421. self.status('failed');
  422. });
  423. };
  424. self.init = function() {
  425. if (self.status() == 'running') {
  426. self.checkStatus();
  427. }
  428. if (self.status() != 'loading' && self.status() != 'ready') {
  429. self.getLogs();
  430. }
  431. };
  432. }
  433. var Notebook = function (vm, notebook) {
  434. var self = this;
  435. self.id = ko.observable(typeof notebook.id != "undefined" && notebook.id != null ? notebook.id : null);
  436. self.uuid = ko.observable(typeof notebook.uuid != "undefined" && notebook.uuid != null ? notebook.uuid : UUID());
  437. self.name = ko.observable(typeof notebook.name != "undefined" && notebook.name != null ? notebook.name : 'My Notebook');
  438. self.snippets = ko.observableArray();
  439. self.selectedSnippet = ko.observable(vm.availableSnippets()[0].type());
  440. self.sessions = ko.mapping.fromJS(typeof notebook.sessions != "undefined" && notebook.sessions != null ? notebook.sessions : []);
  441. self.getSession = function(session_type) {
  442. var _s = null;
  443. $.each(self.sessions(), function (index, s) {
  444. if (s.type() == session_type) {
  445. _s = s;
  446. return false;
  447. }
  448. });
  449. return _s;
  450. };
  451. self.addSession = function(session) {
  452. var toRemove = []
  453. $.each(self.sessions(), function (index, s) {
  454. if (s.type() == session.type()) {
  455. toRemove.push(s);
  456. }
  457. });
  458. $.each(toRemove, function (index, s) {
  459. self.sessions.remove(s);
  460. });
  461. self.sessions.push(session);
  462. };
  463. self.addSnippet = function(snippet) {
  464. var _snippet = new Snippet(vm, self, snippet);
  465. self.snippets.push(_snippet);
  466. if (self.getSession(_snippet.type()) == null) {
  467. _snippet.create_session();
  468. }
  469. _snippet.init();
  470. };
  471. self.newSnippet = function() {
  472. var _snippet = new Snippet(vm, self, {type: self.selectedSnippet(), result: {}});
  473. self.snippets.push(_snippet);
  474. if (self.getSession(self.selectedSnippet()) == null) {
  475. _snippet.create_session();
  476. }
  477. else {
  478. _snippet.status('ready');
  479. }
  480. $(document).trigger("snippetAdded", _snippet);
  481. };
  482. if (notebook.snippets) {
  483. $.each(notebook.snippets, function(index, snippet) {
  484. self.addSnippet(snippet);
  485. });
  486. }
  487. self.save = function () {
  488. $.post("/spark/api/notebook/save", {
  489. "notebook": ko.mapping.toJSON(self)
  490. }, function (data) {
  491. if (data.status == 0) {
  492. self.id(data.id);
  493. $(document).trigger("info", data.message);
  494. if (window.location.search.indexOf("notebook") == -1) {
  495. window.location.hash = '#notebook=' + data.id;
  496. }
  497. }
  498. else {
  499. $(document).trigger("error", data.message);
  500. }
  501. }).fail(function (xhr, textStatus, errorThrown) {
  502. $(document).trigger("error", xhr.responseText);
  503. });
  504. };
  505. self.close = function () {
  506. if (self.id() != null) {
  507. $.post("/spark/api/notebook/close", {
  508. "notebook": ko.mapping.toJSON(self)
  509. });
  510. }
  511. };
  512. }
  513. function EditorViewModel(notebooks, options) {
  514. var self = this;
  515. self.notebooks = ko.observableArray();
  516. self.selectedNotebook = ko.observable();
  517. self.isEditing = ko.observable(false);
  518. self.isEditing.subscribe(function(newVal){
  519. $(document).trigger("editingToggled");
  520. });
  521. self.toggleEditing = function () {
  522. self.isEditing(! self.isEditing());
  523. };
  524. self.isAssistVisible = ko.observable(options.assistVisible);
  525. self.toggleAssist = function () {
  526. self.isAssistVisible(! self.isAssistVisible());
  527. $(document).trigger("toggleAssist");
  528. };
  529. self.isAssistVisible = ko.observable(options.assistVisible);
  530. self.assistContent = ko.observable();
  531. self.assistSelectedMainObject = ko.observable();
  532. self.availableSnippets = ko.mapping.fromJS(options.languages);
  533. self.snippetPlaceholders = options.snippet_placeholders;
  534. self.init = function() {
  535. $.each(notebooks, function(index, notebook) {
  536. self.loadNotebook(notebook);
  537. if (self.selectedNotebook() == null){
  538. self.selectedNotebook(self.notebooks()[0]);
  539. }
  540. });
  541. };
  542. self.loadNotebook = function(notebook) {
  543. var _n = new Notebook(self, notebook);
  544. self.notebooks.push(_n);
  545. if (_n.snippets().length > 0){
  546. _n.selectedSnippet(_n.snippets()[_n.snippets().length - 1].type());
  547. }
  548. };
  549. self.newNotebook = function() {
  550. self.notebooks.push(new Notebook(self, {}));
  551. self.selectedNotebook(self.notebooks()[self.notebooks().length - 1]);
  552. };
  553. self.saveNotebook = function() {
  554. self.selectedNotebook().save();
  555. };
  556. }
  557. function logGA(page) {
  558. if (typeof trackOnGA == 'function') {
  559. trackOnGA('editor/' + page);
  560. }
  561. }