Mercurial > hg > release > thermostat-1.6
view web/server/src/main/java/com/redhat/thermostat/web/server/auth/HostnameFilter.java @ 2049:a92d602216ad
Update copyright license headers for 2017
PR3290
Reviewed-by: jerboaa
Review-thread: http://icedtea.classpath.org/pipermail/thermostat/2017-January/021974.html
author | Andrew Azores <aazores@redhat.com> |
---|---|
date | Tue, 17 Jan 2017 12:19:56 -0500 |
parents | 31f274ab27a5 |
children |
line wrap: on
line source
/* * Copyright 2012-2017 Red Hat, Inc. * * This file is part of Thermostat. * * Thermostat is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published * by the Free Software Foundation; either version 2, or (at your * option) any later version. * * Thermostat is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public License * along with Thermostat; see the file COPYING. If not see * <http://www.gnu.org/licenses/>. * * Linking this code with other modules is making a combined work * based on this code. Thus, the terms and conditions of the GNU * General Public License cover the whole combination. * * As a special exception, the copyright holders of this code give * you permission to link this code with independent modules to * produce an executable, regardless of the license terms of these * independent modules, and to copy and distribute the resulting * executable under terms of your choice, provided that you also * meet, for each linked independent module, the terms and conditions * of the license of that module. An independent module is a module * which is not derived from or based on this code. If you modify * this code, you may extend this exception to your version of the * library, but you are not obligated to do so. If you do not wish * to do so, delete this exception statement from your version. */ package com.redhat.thermostat.web.server.auth; import java.util.Set; import com.redhat.thermostat.storage.core.StatementDescriptor; import com.redhat.thermostat.storage.dao.HostInfoDAO; import com.redhat.thermostat.storage.model.Pojo; import com.redhat.thermostat.storage.query.Expression; import com.redhat.thermostat.storage.query.ExpressionFactory; import com.redhat.thermostat.web.server.auth.FilterResult.ResultType; /** * * Filters based on granted host names. * * @see also {@link Roles#GRANT_HOSTS_READ_ALL} */ class HostnameFilter<T extends Pojo> extends AbstractFilter<T> { static final RolePrincipal GRANT_HOSTS_READ_ALL = new RolePrincipal(Roles.GRANT_HOSTS_READ_ALL); static final String HOSTS_BY_HOSTNAME_GRANT_ROLE_PREFIX = "thermostat-hosts-grant-read-hostname-"; HostnameFilter(Set<BasicRole> userRoles) { super(userRoles); } @Override public FilterResult applyFilter(StatementDescriptor<T> desc, Expression parentExpression) { if (userRoles.contains(GRANT_HOSTS_READ_ALL)) { return allWithExpression(parentExpression); } // not all hosts are allowed if (desc.getCategory().equals(HostInfoDAO.hostInfoCategory)) { // add a hostname query expression ExpressionFactory factory = new ExpressionFactory(); Set<String> hostnames = getGrantedHostsByHostname(); Expression filterExpression = factory.in(HostInfoDAO.hostNameKey, hostnames, String.class); FilterResult result = new FilterResult(ResultType.QUERY_EXPRESSION); if (parentExpression != null) { filterExpression = factory.and(parentExpression, filterExpression); } result.setFilterExpression(filterExpression); return result; } else { // can't do anything return allWithExpression(parentExpression); } } private Set<String> getGrantedHostsByHostname() { return getGranted(HOSTS_BY_HOSTNAME_GRANT_ROLE_PREFIX); } }