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- // 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})?(,(default:)?(user|group|mask|other):[[A-Za-z_][A-Za-z0-9._-]]*:([rwx-]{3})?)*$
- m = acl.match(/(.*?):(.*?):(.)(.)(.)/);
- var acl = ko.mapping.fromJS({
- 'type': m[1],
- 'name': m[2],
- 'r': m[3] != '-',
- 'w': m[4] != '-',
- 'x': m[5] != '-',
- 'status': '',
- });
- acl.type.subscribe(function(){
- acl.status('modified');
- });
- 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.type() + ':' + acl.name() + ':' + (acl.r() ? 'r' : '-') + (acl.w() ? 'w' : '-') + (acl.x() ? 'x' : '-');
- }
- var Assist = function (vm, assist) {
- var self = this;
- self.path = ko.observable('');
- self.path.subscribe(function () {
- self.fetchPath()
- });
- self.files = ko.observableArray();
- self.acls = ko.observableArray();
- self.owner = ko.observable('');
- self.group = ko.observable('');
- self.changed = ko.computed(function() {
- return $.grep(self.acls(), function(acl){ return ['new', 'deleted', 'modified'].indexOf(acl.status()) != -1 });
- });
- self.addAcl = function() {
- var newAcl = parseAcl('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.fetchPath = function () {
- $.getJSON('/filebrowser/view' + self.path() + "?pagesize=15&format=json", function (data) {
- if (data['files'] && data['files'][0]['type'] == 'dir') { // Hack for now
- self.files.removeAll();
- $.each(data.files, function(index, item) {
- self.files.push(ko.mapping.fromJS({
- 'path': item.path,
- 'aclBit': item.rwx.indexOf('+') != -1
- })
- );
- });
- }
- self.getAcls();
- }).fail(function (xhr, textStatus, errorThrown) {
- $(document).trigger("error", xhr.responseText);
- });
- };
- self.getAcls = function () {
- $(".jHueNotify").hide();
- logGA('get_acls');
- $.getJSON('/security/api/hdfs/get_acls', {
- 'path': self.path()
- }, function (data) {
- self.acls.removeAll();
- $.each(data.entries, function(index, item) {
- self.acls.push(parseAcl(item));
- });
- self.owner(data.owner);
- self.group(data.group);
- }).fail(function (xhr, textStatus, errorThrown) {
- if (xhr.responseText.search('FileNotFoundException') == -1) { // TODO only fetch on existing path
- $(document).trigger("error", xhr.responseText);
- }
- });
- };
- self.updateAcls = function () {
- $(".jHueNotify").hide();
- logGA('updateAcls');
- $.post("/security/api/hdfs/update_acls", {
- 'path': self.path(),
- 'acls': ko.mapping.toJSON(self.acls()),
- }, 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", xhr.responseText);
- });
- }
- }
- // Might rename Assist to Acls and create Assist for the tree widget?
- var HdfsViewModel = function (context_json) {
- var self = this;
- self.assist = new Assist(self, context_json.assist);
- self.assist.path('/tmp/acl');
- };
- function logGA(page) {
- if (typeof trackOnGA == 'function') {
- trackOnGA('security/hdfs' + page);
- }
- }
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