// Licensed to Cloudera, Inc. under one // or more contributor license agreements. See the NOTICE file // distributed with this work for additional information // regarding copyright ownership. Cloudera, Inc. licenses this file // to you under the Apache License, Version 2.0 (the // "License"); you may not use this file except in compliance // with the License. You may obtain a copy of the License at // // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS, // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // See the License for the specific language governing permissions and // limitations under the License. function parseAcl(acl) { // (default:)?(user|group|mask|other):[[A-Za-z_][A-Za-z0-9._-]]*:([rwx-]{3})? m = acl.match(/(default:)?(user|group|mask|other):(.*?):(.)(.)(.)/); var acl = ko.mapping.fromJS({ 'isDefault': m[1] != null, 'type': m[2], 'name': m[3], 'r': m[4] != '-', 'w': m[5] != '-', 'x': m[6] != '-', 'status': '' }); acl.type.subscribe(function () { acl.status('modified'); updateTypeAheads(viewModel); }); acl.name.subscribe(function () { acl.status('modified'); }); acl.r.subscribe(function () { acl.status('modified'); }); acl.w.subscribe(function () { acl.status('modified'); }); acl.x.subscribe(function () { acl.status('modified'); }); return acl; } function printAcl(acl) { return (acl.isDefault() ? 'default:' : '') + acl.type() + ':' + acl.name() + ':' + (acl.r() ? 'r' : '-') + (acl.w() ? 'w' : '-') + (acl.x() ? 'x' : '-'); } function updateTypeAheads(vm) { $(".group-list").typeahead({'source': vm.availableHadoopGroups()}); $(".user-list").typeahead({'source': vm.availableHadoopUsers()}); } var Assist = function (vm, assist) { var self = this; self.isLoadingAcls = ko.observable(false); self.showAclsAsText = ko.observable(false); self.isDiffMode = ko.observable(false); self.treeAdditionalData = {}; self.treeData = ko.observable({nodes: []}); self.loadData = function (data) { self.treeData(new TreeNodeModel(data)); }; self.initialGrowingTree = { name: "__HUEROOT__", path: "__HUEROOT__", aclBit: false, striked: false, selected: false, page: { number: -1, num_pages: -1 }, nodes: [ { name: "/", path: "/", isDir: true, isExpanded: true, aclBit: false, striked: false, selected: false, page: { number: -1, num_pages: -1 }, nodes: [] } ] }; self.growingTree = ko.observable(jQuery.extend(true, {}, self.initialGrowingTree)); self.path = ko.observable(''); self.path.subscribe(function (path) { self.pagenum(1); self.fetchPath(); window.location.hash = path; }); self.pagenum = ko.observable(1); self.files = ko.observableArray(); self.acls = ko.observableArray(); self.originalAcls = ko.observableArray(); self.regularAcls = ko.computed(function () { return $.grep(self.acls(), function (acl) { return ! acl.isDefault(); }); }); self.defaultAcls = ko.computed(function () { return $.grep(self.acls(), function (acl) { return acl.isDefault(); }); }); self.changedAcls = ko.computed(function () { return $.grep(self.acls(), function (acl) { return ['new', 'deleted', 'modified'].indexOf(acl.status()) != -1; }); }); self.owner = ko.observable(''); self.group = ko.observable(''); self.afterRender = function() { $(document).trigger("rendered.tree"); } self.addAcl = function () { var newAcl = parseAcl('group::---'); newAcl.status('new'); self.acls.push(newAcl); updateTypeAheads(vm); }; self.addDefaultAcl = function () { var newAcl = parseAcl('default:group::---'); newAcl.status('new'); self.acls.push(newAcl); }; self.removeAcl = function (acl) { if (acl.status() == 'new') { self.acls.remove(acl); } else { acl.status('deleted'); } }; self.convertItemToObject = function (item) { if (item.path != null) { var _path = item.path; var _parent = _path.substr(0, _path.lastIndexOf("/")); if (_parent == "") { _parent = "/"; } if (_path != "/") { self.growingTree(self.traversePath(self.growingTree(), _parent, item)); } } } self.traversePath = function (leaf, parent, item) { var _mainFound = false; leaf.nodes.forEach(function (node) { if (node.path == item.path) { _mainFound = true; } if (parent.indexOf(node.path) > -1) { self.traversePath(node, parent, item); } }); if (!_mainFound && leaf.path == parent) { var _chunks = item.path.split("/"); leaf.nodes.push({ name: _chunks[_chunks.length - 1], path: item.path, aclBit: item.rwx.indexOf('+') != -1, striked: item.striked != null, isExpanded: true, isDir: item.type == "dir", page: { number: -1, num_pages: -1 }, nodes: [] }); } return leaf; } self.getTreeAdditionalDataForPath = function (path) { if (typeof self.treeAdditionalData[path] == "undefined"){ var _add = { loaded: false } self.treeAdditionalData[path] = _add; } return self.treeAdditionalData[path]; } self.updatePathProperty = function (leaf, path, property, value) { if (leaf.path == path) { leaf[property] = value; } if (leaf.nodes.length > 0) { leaf.nodes.forEach(function (node) { self.updatePathProperty(node, path, property, value); }); } return leaf; } self.updateTreeProperty = function (leaf, property, value) { leaf[property] = value; if (leaf.nodes.length > 0) { leaf.nodes.forEach(function (node) { self.updateTreeProperty(node, property, value); }); } return leaf; } self.collapseTree = function () { self.updateTreeProperty(self.growingTree(), "isExpanded", false); self.updatePathProperty(self.growingTree(), "/", "isExpanded", true); self.loadData(self.growingTree()); } self.expandTree = function () { self.updateTreeProperty(self.growingTree(), "isExpanded", true); self.loadData(self.growingTree()); } self.refreshTree = function () { self.growingTree(jQuery.extend(true, {}, self.initialGrowingTree)); Object.keys(self.treeAdditionalData).forEach(function (path) { if (self.treeAdditionalData[path].loaded) { self.fetchPath(path); } }); } self.setPath = function (obj) { if (self.getTreeAdditionalDataForPath(obj.path()).loaded || (! obj.isExpanded() && ! self.getTreeAdditionalDataForPath(obj.path()).loaded)) { obj.isExpanded(!obj.isExpanded()); self.updatePathProperty(self.growingTree(), obj.path(), "isExpanded", obj.isExpanded()); } self.path(obj.path()); } self.openPath = function (obj) { window.open("/filebrowser/view" + obj.path(), '_blank'); } self.loadParents = function (breadcrumbs) { if (typeof breadcrumbs != "undefined" && breadcrumbs != null) { breadcrumbs.forEach(function (crumb, idx) { if (idx < breadcrumbs.length - 1 && crumb.url != "") { var _item = { path: crumb.url, name: crumb.label, rwx: "", isDir: true } self.convertItemToObject(_item); } }); } } self.fetchPath = function (optionalPath) { var _path = typeof optionalPath != "undefined" ? optionalPath : self.path(); $.getJSON('/security/api/hdfs/list' + _path, { 'pagesize': 15, 'pagenum': self.pagenum(), 'format': 'json', 'doas': vm.doAs(), 'isDiffMode': self.isDiffMode() }, function (data) { self.loadParents(data.breadcrumbs); if (data['files'] && data['files'][0] && data['files'][0]['type'] == 'dir') { // Hack for now self.files.removeAll(); $.each(data.files, function (index, item) { self.convertItemToObject(item); self.files.push(ko.mapping.fromJS({ 'path': item.path, 'aclBit': item.rwx.indexOf('+') != -1, 'striked': item.striked != null }) ); }); } else { self.convertItemToObject(data); } self.getTreeAdditionalDataForPath(_path).loaded = true; self.updatePathProperty(self.growingTree(), _path, "page", data.page); self.loadData(self.growingTree()); self.getAcls(); }).fail(function (xhr, textStatus, errorThrown) { $(document).trigger("error", xhr.responseText); }); }; self.loadMore = function (what) { self.pagenum(what.page().next_page_number()); self.fetchPath(what.path()); } self.getAcls = function () { $(".jHueNotify").hide(); var _isLoading = window.setTimeout(function () { self.isLoadingAcls(true); }, 1000); logGA('get_acls'); $.getJSON('/security/api/hdfs/get_acls', { 'path': self.path() }, function (data) { window.clearTimeout(_isLoading); if (data != null) { self.acls.removeAll(); self.originalAcls.removeAll(); $.each(data.entries, function (index, item) { self.acls.push(parseAcl(item)); self.originalAcls.push(parseAcl(item)); }); self.owner(data.owner); self.group(data.group); self.isLoadingAcls(false); $(document).trigger("loaded.acls"); } }).fail(function (xhr, textStatus, errorThrown) { if (xhr.responseText.search('FileNotFoundException') == -1) { // TODO only fetch on existing path $(document).trigger("error", xhr.responseText); self.isLoadingAcls(false); } }); }; self.updateAcls = function () { $(".jHueNotify").hide(); logGA('updateAcls'); $.post("/security/api/hdfs/update_acls", { 'path': self.path(), 'acls': ko.mapping.toJSON(self.acls()), 'originalAcls': ko.mapping.toJSON(self.originalAcls()) }, function (data) { var toDelete = [] $.each(self.acls(), function (index, item) { if (item.status() == 'deleted') { toDelete.push(item); } else { item.status(''); } }); $.each(toDelete, function (index, item) { self.acls.remove(item); }); $(document).trigger("info", 'Done!'); } ).fail(function (xhr, textStatus, errorThrown) { $(document).trigger("error", JSON.parse(xhr.responseText).message); }); } } var HdfsViewModel = function (initial) { var self = this; self.assist = new Assist(self, initial); self.doAs = ko.observable(initial.user); self.doAs.subscribe(function () { self.assist.fetchPath(); }); self.availableHadoopUsers = ko.observableArray(); self.availableHadoopGroups = ko.observableArray(); self.init = function (path) { self.fetchUsers(); self.assist.path(path); } self.fetchUsers = function () { $.getJSON('/desktop/api/users/autocomplete', function (data) { $.each(data.users, function (i, user) { self.availableHadoopUsers.push(user.username); }); $.each(data.groups, function (i, group) { self.availableHadoopGroups.push(group.name); }); updateTypeAheads(self); }); } }; function logGA(page) { if (typeof trackOnGA == 'function') { trackOnGA('security/hdfs' + page); } }