/**
* 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.hadoop.gateway.identityasserter.filter;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import java.io.IOException;
import java.net.URISyntaxException;
import java.security.PrivilegedActionException;
import java.security.PrivilegedExceptionAction;
import javax.security.auth.Subject;
import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.hadoop.gateway.identityasserter.common.filter.CommonIdentityAssertionFilter;
import org.apache.hadoop.gateway.security.GroupPrincipal;
import org.apache.hadoop.gateway.security.PrimaryPrincipal;
import org.easymock.EasyMock;
import org.junit.Before;
import org.junit.Test;
/**
* @author larry
*
*/
public class CommonIdentityAssertionFilterTest {
private String username = null;
private String[] mappedGroups = null;
private Filter filter = null;
@Before
public void setup() {
filter = new CommonIdentityAssertionFilter() {
@Override
public String mapUserPrincipal(String principalName) {
username = principalName.toUpperCase();
return principalName;
}
@Override
public String[] mapGroupPrincipals(String principalName, Subject subject) {
String[] groups = new String[2];
int i = 0;
for(GroupPrincipal p : subject.getPrincipals(GroupPrincipal.class)) {
groups[i] = p.getName().toUpperCase();
i++;
}
mappedGroups = groups;
return groups;
}
};
}
@Test
public void testSimpleFilter() throws ServletException, IOException,
URISyntaxException {
FilterConfig config = EasyMock.createNiceMock( FilterConfig.class );
EasyMock.replay( config );
final HttpServletRequest request = EasyMock.createNiceMock( HttpServletRequest.class );
EasyMock.replay( request );
final HttpServletResponse response = EasyMock.createNiceMock( HttpServletResponse.class );
EasyMock.replay( response );
final FilterChain chain = new FilterChain() {
@Override
public void doFilter(ServletRequest request, ServletResponse response)
throws IOException, ServletException {
}
};
Subject subject = new Subject();
subject.getPrincipals().add(new PrimaryPrincipal("larry"));
subject.getPrincipals().add(new GroupPrincipal("users"));
subject.getPrincipals().add(new GroupPrincipal("admin"));
try {
Subject.doAs(
subject,
new PrivilegedExceptionAction<Object>() {
public Object run() throws Exception {
filter.doFilter(request, response, chain);
return null;
}
});
}
catch (PrivilegedActionException e) {
Throwable t = e.getCause();
if (t instanceof IOException) {
throw (IOException) t;
}
else if (t instanceof ServletException) {
throw (ServletException) t;
}
else {
throw new ServletException(t);
}
}
assertEquals("LARRY", username);
assertEquals(mappedGroups.length, 2);
assertTrue(mappedGroups[0].equals("USERS") || mappedGroups[0].equals("ADMIN"));
assertTrue(mappedGroups[1], mappedGroups[1].equals("USERS") || mappedGroups[1].equals("ADMIN"));
}
}