| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF 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. |
| */ |
| package org.apache.knox.gateway.identityasserter.filter; |
| |
| import org.apache.knox.gateway.security.GroupPrincipal; |
| import org.apache.knox.gateway.security.PrimaryPrincipal; |
| import org.easymock.EasyMock; |
| import org.junit.Test; |
| |
| import javax.security.auth.Subject; |
| import javax.servlet.FilterConfig; |
| import javax.servlet.ServletContext; |
| import java.security.Principal; |
| import java.util.Arrays; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertNull; |
| import static org.junit.Assert.assertTrue; |
| |
| public class DefaultIdentityAssertionFilterTest { |
| |
| @Test |
| public void testInitParameters() throws Exception { |
| FilterConfig config = EasyMock.createNiceMock( FilterConfig.class ); |
| EasyMock.expect(config.getInitParameter("principal.mapping") ).andReturn( "" ).anyTimes(); |
| ServletContext context = EasyMock.createNiceMock(ServletContext.class); |
| EasyMock.expect(config.getServletContext() ).andReturn( context ).anyTimes(); |
| EasyMock.expect(context.getInitParameter("principal.mapping") ).andReturn( "" ).anyTimes(); |
| EasyMock.replay( config ); |
| EasyMock.replay( context ); |
| |
| IdentityAsserterFilter filter = new IdentityAsserterFilter(); |
| Subject subject = new Subject(); |
| |
| subject.getPrincipals().add(new PrimaryPrincipal("lmccay")); |
| subject.getPrincipals().add(new GroupPrincipal("users")); |
| subject.getPrincipals().add(new GroupPrincipal("admin")); |
| |
| filter.init(config); |
| String username = filter.mapUserPrincipal(((Principal) subject.getPrincipals(PrimaryPrincipal.class).toArray()[0]).getName()); |
| String[] groups = filter.mapGroupPrincipals(username, subject); |
| assertEquals("lmccay", username); |
| assertNull(groups); // means for the caller to use the existing subject groups |
| |
| config = EasyMock.createNiceMock( FilterConfig.class ); |
| EasyMock.expect(config.getInitParameter("principal.mapping") ).andReturn( "lmccay,kminder=hdfs;newuser=mapred" ).anyTimes(); |
| EasyMock.expect(config.getInitParameter("group.principal.mapping") ).andReturn( "kminder=group1;lmccay=mrgroup,mrducks" ).anyTimes(); |
| context = EasyMock.createNiceMock(ServletContext.class); |
| EasyMock.expect(config.getServletContext() ).andReturn( context ).anyTimes(); |
| EasyMock.replay( config ); |
| filter.init(config); |
| username = filter.mapUserPrincipal(((Principal) subject.getPrincipals(PrimaryPrincipal.class).toArray()[0]).getName()); |
| String[] mappedGroups = filter.mapGroupPrincipals(((Principal) subject.getPrincipals(PrimaryPrincipal.class).toArray()[0]).getName(), subject); |
| assertEquals("hdfs", username); |
| assertTrue("mrgroup not found in groups: " + Arrays.toString(mappedGroups), groupFoundIn("mrgroup", mappedGroups)); |
| assertTrue("mrducks not found in groups: " + Arrays.toString(mappedGroups), groupFoundIn("mrducks", mappedGroups)); |
| assertFalse("group1 WAS found in groups: " + Arrays.toString(mappedGroups), groupFoundIn("group1", mappedGroups)); |
| |
| subject = new Subject(); |
| |
| subject.getPrincipals().add(new PrimaryPrincipal("kminder")); |
| subject.getPrincipals().add(new GroupPrincipal("users")); |
| subject.getPrincipals().add(new GroupPrincipal("admin")); |
| |
| config = EasyMock.createNiceMock( FilterConfig.class ); |
| EasyMock.expect(config.getInitParameter("principal.mapping") ).andReturn( "lmccay,kminder=hdfs;newuser=mapred" ).anyTimes(); |
| EasyMock.expect(config.getInitParameter("group.principal.mapping") ).andReturn( "kminder=group1;lmccay=mrgroup,mrducks" ).anyTimes(); |
| context = EasyMock.createNiceMock(ServletContext.class); |
| EasyMock.expect(config.getServletContext() ).andReturn( context ).anyTimes(); |
| EasyMock.replay( config ); |
| filter.init(config); |
| username = filter.mapUserPrincipal(((Principal) subject.getPrincipals(PrimaryPrincipal.class).toArray()[0]).getName()); |
| mappedGroups = filter.mapGroupPrincipals(((Principal) subject.getPrincipals(PrimaryPrincipal.class).toArray()[0]).getName(), subject); |
| assertEquals("hdfs", username); |
| assertTrue("group1 not found in groups: " + Arrays.toString(mappedGroups), groupFoundIn("group1", mappedGroups)); |
| } |
| |
| private boolean groupFoundIn(String expected, String[] mappedGroups) { |
| if (mappedGroups == null) { |
| return false; |
| } |
| for (String mappedGroup : mappedGroups) { |
| if (mappedGroup.equals(expected)) { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| @Test |
| public void testContextParameters() throws Exception { |
| // for backward compatibility of old deployment contributor's method |
| // of adding init params to the servlet context instead of to the filter. |
| // There is the possibility that previously deployed topologies will have |
| // init params in web.xml at the context level instead of the filter level. |
| FilterConfig config = EasyMock.createNiceMock( FilterConfig.class ); |
| EasyMock.expect(config.getInitParameter("principal.mapping") ).andReturn( "" ).anyTimes(); |
| ServletContext context = EasyMock.createNiceMock(ServletContext.class); |
| EasyMock.expect(config.getServletContext() ).andReturn( context ).anyTimes(); |
| EasyMock.replay( config ); |
| EasyMock.replay( context ); |
| |
| IdentityAsserterFilter filter = new IdentityAsserterFilter(); |
| Subject subject = new Subject(); |
| |
| subject.getPrincipals().add(new PrimaryPrincipal("lmccay")); |
| subject.getPrincipals().add(new GroupPrincipal("users")); |
| subject.getPrincipals().add(new GroupPrincipal("admin")); |
| |
| filter.init(config); |
| String username = filter.mapUserPrincipal(((Principal) subject.getPrincipals(PrimaryPrincipal.class).toArray()[0]).getName()); |
| String[] groups = filter.mapGroupPrincipals(((Principal) subject.getPrincipals(PrimaryPrincipal.class).toArray()[0]).getName(), subject); |
| |
| assertEquals("lmccay", username); |
| assertNull(groups); // means for the caller to use the existing subject groups |
| |
| config = EasyMock.createNiceMock( FilterConfig.class ); |
| EasyMock.expect(config.getInitParameter("principal.mapping") ).andReturn( "" ).anyTimes(); |
| context = EasyMock.createNiceMock(ServletContext.class); |
| EasyMock.expect(config.getServletContext() ).andReturn( context ).anyTimes(); |
| EasyMock.expect(context.getInitParameter("principal.mapping") ).andReturn( "lmccay,kminder=hdfs;newuser=mapred" ).anyTimes(); |
| EasyMock.expect(context.getInitParameter("group.principal.mapping") ).andReturn( "kminder=group1;lmccay=mrgroup,mrducks" ).anyTimes(); |
| EasyMock.replay( config ); |
| EasyMock.replay( context ); |
| filter.init(config); |
| username = filter.mapUserPrincipal(((Principal) subject.getPrincipals(PrimaryPrincipal.class).toArray()[0]).getName()); |
| groups = filter.mapGroupPrincipals(((Principal) subject.getPrincipals(PrimaryPrincipal.class).toArray()[0]).getName(), subject); |
| assertEquals("hdfs", username); |
| assertTrue("mrgroup not found in groups: " + Arrays.toString(groups), groupFoundIn("mrgroup", groups)); |
| assertTrue("mrducks not found in groups: " + Arrays.toString(groups), groupFoundIn("mrducks", groups)); |
| assertFalse("group1 WAS found in groups: " + Arrays.toString(groups), groupFoundIn("group1", groups)); |
| |
| subject = new Subject(); |
| |
| subject.getPrincipals().add(new PrimaryPrincipal("kminder")); |
| subject.getPrincipals().add(new GroupPrincipal("users")); |
| subject.getPrincipals().add(new GroupPrincipal("admin")); |
| |
| config = EasyMock.createNiceMock( FilterConfig.class ); |
| EasyMock.expect(config.getInitParameter("principal.mapping") ).andReturn( "" ).anyTimes(); |
| context = EasyMock.createNiceMock(ServletContext.class); |
| EasyMock.expect(config.getServletContext() ).andReturn( context ).anyTimes(); |
| EasyMock.expect(context.getInitParameter("principal.mapping") ).andReturn( "lmccay,kminder=hdfs;newuser=mapred" ).anyTimes(); |
| EasyMock.expect(context.getInitParameter("group.principal.mapping") ).andReturn( "kminder=group1;lmccay=mrgroup,mrducks" ).anyTimes(); |
| EasyMock.replay( config ); |
| EasyMock.replay( context ); |
| filter.init(config); |
| username = filter.mapUserPrincipal(((Principal) subject.getPrincipals(PrimaryPrincipal.class).toArray()[0]).getName()); |
| assertEquals("hdfs", username); |
| } |
| } |