hdfs.ko.js 8.5 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322
  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. function parseAcl(acl) {
  17. // (default:)?(user|group|mask|other):[[A-Za-z_][A-Za-z0-9._-]]*:([rwx-]{3})?
  18. m = acl.match(/(default:)?(user|group|mask|other):(.*?):(.)(.)(.)/);
  19. var acl = ko.mapping.fromJS({
  20. 'isDefault': m[1] != null,
  21. 'type': m[2],
  22. 'name': m[3],
  23. 'r': m[4] != '-',
  24. 'w': m[5] != '-',
  25. 'x': m[6] != '-',
  26. 'status': ''
  27. });
  28. acl.type.subscribe(function () {
  29. acl.status('modified');
  30. });
  31. acl.name.subscribe(function () {
  32. acl.status('modified');
  33. });
  34. acl.r.subscribe(function () {
  35. acl.status('modified');
  36. });
  37. acl.w.subscribe(function () {
  38. acl.status('modified');
  39. });
  40. acl.x.subscribe(function () {
  41. acl.status('modified');
  42. });
  43. return acl;
  44. }
  45. function printAcl(acl) {
  46. return (acl.isDefault() ? 'default:' : '') + acl.type() + ':' + acl.name() + ':' + (acl.r() ? 'r' : '-') + (acl.w() ? 'w' : '-') + (acl.x() ? 'x' : '-');
  47. }
  48. var Assist = function (vm, assist) {
  49. var self = this;
  50. self.isLoadingAcls = ko.observable(false);
  51. self.showAclsAsText = ko.observable(false);
  52. self.treeData = ko.observable({nodes:[]});
  53. self.loadData = function(data) {
  54. self.treeData(new NodeModel(data));
  55. };
  56. self.growingTree = ko.observable({
  57. name: "/",
  58. path: "/",
  59. aclBit: false,
  60. selected: false,
  61. nodes: []
  62. });
  63. self.path = ko.observable('');
  64. self.path.subscribe(function () {
  65. self.fetchPath();
  66. });
  67. self.files = ko.observableArray();
  68. self.acls = ko.observableArray();
  69. self.originalAcls = ko.observableArray();
  70. self.regularAcls = ko.computed(function () {
  71. return $.grep(self.acls(), function (acl) {
  72. return ! acl.isDefault();
  73. });
  74. });
  75. self.defaultAcls = ko.computed(function () {
  76. return $.grep(self.acls(), function (acl) {
  77. return acl.isDefault();
  78. });
  79. });
  80. self.changedAcls = ko.computed(function () {
  81. return $.grep(self.acls(), function (acl) {
  82. return ['new', 'deleted', 'modified'].indexOf(acl.status()) != -1;
  83. });
  84. });
  85. self.owner = ko.observable('');
  86. self.group = ko.observable('');
  87. self.addAcl = function () {
  88. var newAcl = parseAcl('group::---');
  89. newAcl.status('new');
  90. self.acls.push(newAcl);
  91. };
  92. self.addDefaultAcl = function () {
  93. var newAcl = parseAcl('default:group::---');
  94. newAcl.status('new');
  95. self.acls.push(newAcl);
  96. };
  97. self.removeAcl = function (acl) {
  98. if (acl.status() == 'new') {
  99. self.acls.remove(acl);
  100. } else {
  101. acl.status('deleted');
  102. }
  103. };
  104. self.convertItemToObject = function (item) {
  105. var _path = item.path;
  106. var _parent = _path.substr(0, _path.lastIndexOf("/"));
  107. if (_parent == "") {
  108. _parent = "/";
  109. }
  110. if (_path != "/") {
  111. self.growingTree(self.traversePath(self.growingTree(), _parent, item));
  112. }
  113. }
  114. self.traversePath = function(leaf, parent, item){
  115. var _mainFound = false;
  116. leaf.nodes.forEach(function(node){
  117. if (node.path == item.path){
  118. _mainFound = true;
  119. }
  120. if (parent.indexOf(node.path) > -1){
  121. self.traversePath(node, parent, item);
  122. }
  123. });
  124. if (!_mainFound && leaf.path == parent){
  125. var _chunks = item.path.split("/");
  126. leaf.nodes.push({
  127. name: _chunks[_chunks.length-1],
  128. path: item.path,
  129. aclBit: item.rwx.indexOf('+') != -1,
  130. isDir: item.type == "dir",
  131. nodes: []
  132. });
  133. }
  134. return leaf;
  135. }
  136. self.setPath = function (obj) {
  137. self.path(obj.path());
  138. }
  139. self.openPath = function (obj) {
  140. window.open("/filebrowser/view" + obj.path(), '_blank');
  141. }
  142. self.loadParents = function(breadcrumbs) {
  143. if (typeof breadcrumbs != "undefined" && breadcrumbs != null) {
  144. breadcrumbs.forEach(function (crumb, idx) {
  145. if (idx < breadcrumbs.length - 1 && crumb.url != "") {
  146. var _item = {
  147. path: crumb.url,
  148. name: crumb.label,
  149. rwx: ""
  150. }
  151. self.convertItemToObject(_item);
  152. }
  153. });
  154. }
  155. }
  156. self.fetchPath = function () {
  157. $.getJSON('/filebrowser/view' + self.path(), {
  158. 'pagesize': 15,
  159. 'format': 'json',
  160. 'doas': vm.doAs(),
  161. }, function (data) {
  162. self.loadParents(data.breadcrumbs);
  163. if (data['files'] && data['files'][0]['type'] == 'dir') { // Hack for now
  164. self.files.removeAll();
  165. $.each(data.files, function (index, item) {
  166. self.convertItemToObject(item);
  167. self.files.push(ko.mapping.fromJS({
  168. 'path': item.path,
  169. 'aclBit': item.rwx.indexOf('+') != -1
  170. })
  171. );
  172. });
  173. self.loadData(self.growingTree());
  174. }
  175. self.getAcls();
  176. }).fail(function (xhr, textStatus, errorThrown) {
  177. $(document).trigger("error", xhr.responseText);
  178. });
  179. };
  180. self.getAcls = function () {
  181. $(".jHueNotify").hide();
  182. var _isLoading = window.setTimeout(function(){
  183. self.isLoadingAcls(true);
  184. }, 1000);
  185. logGA('get_acls');
  186. $.getJSON('/security/api/hdfs/get_acls', {
  187. 'path': self.path()
  188. }, function (data) {
  189. window.clearTimeout(_isLoading);
  190. if (data != null) {
  191. self.acls.removeAll();
  192. self.originalAcls.removeAll();
  193. $.each(data.entries, function (index, item) {
  194. self.acls.push(parseAcl(item));
  195. self.originalAcls.push(parseAcl(item));
  196. });
  197. self.owner(data.owner);
  198. self.group(data.group);
  199. self.isLoadingAcls(false);
  200. $(document).trigger("loaded.acls");
  201. }
  202. }).fail(function (xhr, textStatus, errorThrown) {
  203. if (xhr.responseText.search('FileNotFoundException') == -1) { // TODO only fetch on existing path
  204. $(document).trigger("error", xhr.responseText);
  205. self.isLoadingAcls(false);
  206. }
  207. });
  208. };
  209. self.updateAcls = function () {
  210. $(".jHueNotify").hide();
  211. logGA('updateAcls');
  212. $.post("/security/api/hdfs/update_acls", {
  213. 'path': self.path(),
  214. 'acls': ko.mapping.toJSON(self.acls()),
  215. 'originalAcls': ko.mapping.toJSON(self.originalAcls())
  216. }, function (data) {
  217. var toDelete = []
  218. $.each(self.acls(), function (index, item) {
  219. if (item.status() == 'deleted') {
  220. toDelete.push(item);
  221. } else {
  222. item.status('');
  223. }
  224. });
  225. $.each(toDelete, function (index, item) {
  226. self.acls.remove(item);
  227. });
  228. $(document).trigger("info", 'Done!');
  229. }
  230. ).fail(function (xhr, textStatus, errorThrown) {
  231. $(document).trigger("error", JSON.parse(xhr.responseText).message);
  232. });
  233. }
  234. }
  235. var NodeModel = function(data) {
  236. var self = this;
  237. self.isExpanded = ko.observable(true);
  238. self.description = ko.observable();
  239. self.name = ko.observable();
  240. self.nodes = ko.observableArray([]);
  241. self.toggleVisibility = function() {
  242. self.isExpanded(! self.isExpanded());
  243. };
  244. ko.mapping.fromJS(data, self.mapOptions, self);
  245. };
  246. NodeModel.prototype.mapOptions = {
  247. nodes: {
  248. create: function(args) {
  249. return new NodeModel(args.data);
  250. }
  251. }
  252. };
  253. var HdfsViewModel = function (initial) {
  254. var self = this;
  255. self.assist = new Assist(self, initial);
  256. self.doAs = ko.observable('');
  257. self.doAs.subscribe(function() {
  258. self.assist.fetchPath();
  259. });
  260. self.availableHadoopUsers = ko.observableArray();
  261. self.availableHadoopGroups = ko.observableArray();
  262. self.init = function () {
  263. self.fetchUsers();
  264. self.assist.path('/');
  265. }
  266. self.fetchUsers = function () {
  267. $.getJSON('/desktop/api/users/autocomplete', function (data) {
  268. $.each(data.users, function (i, user) {
  269. self.availableHadoopUsers.push(user.username);
  270. });
  271. $.each(data.groups, function (i, group) {
  272. self.availableHadoopGroups.push(group.name);
  273. });
  274. });
  275. }
  276. };
  277. function logGA(page) {
  278. if (typeof trackOnGA == 'function') {
  279. trackOnGA('security/hdfs' + page);
  280. }
  281. }