/*
* JBoss, Home of Professional Open Source.
* Copyright 2011, Red Hat, Inc., and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.as.controller.interfaces;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNull;
import java.net.Inet6Address;
import java.net.InetAddress;
import java.net.InterfaceAddress;
import java.net.NetworkInterface;
import java.net.SocketException;
import java.util.Enumeration;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
import org.junit.BeforeClass;
import org.junit.Test;
/**
* Tests for AS7-3041.
*
* @author Brian Stansberry (c) 2011 Red Hat Inc.
*/
public class IPv6ScopeIdMatchUnitTestCase {
private static NetworkInterface loopbackInterface;
private static Inet6Address loopbackAddress;
private static Map<NetworkInterface, Set<Inet6Address>> addresses = new HashMap<NetworkInterface, Set<Inet6Address>>();
@BeforeClass
public static void setup() throws Exception {
Enumeration<NetworkInterface> nifs = NetworkInterface.getNetworkInterfaces();
while (nifs.hasMoreElements()) {
NetworkInterface nif = nifs.nextElement();
processNetworkInterface(nif);
Enumeration<NetworkInterface> subs = nif.getSubInterfaces();
while (subs.hasMoreElements()) {
NetworkInterface sub = subs.nextElement();
processNetworkInterface(sub);
}
}
System.out.println("loopback: " + loopbackInterface + " " + loopbackAddress);
for (Map.Entry<NetworkInterface, Set<Inet6Address>> entry : addresses.entrySet()) {
System.out.println(entry.getKey() + " " + entry.getValue());
}
}
private static void processNetworkInterface(NetworkInterface nif) {
for (InterfaceAddress ifaddr : nif.getInterfaceAddresses()) {
InetAddress inetAddress = ifaddr.getAddress();
if (inetAddress instanceof Inet6Address) {
Inet6Address inet6 = (Inet6Address) inetAddress;
if (inet6.isLoopbackAddress()) {
loopbackInterface = nif;
loopbackAddress = inet6;
} else if (addresses.containsKey(nif)) {
addresses.get(nif).add(inet6);
} else {
Set<Inet6Address> set = new HashSet<Inet6Address>();
set.add(inet6);
addresses.put(nif, set);
}
}
}
}
@Test
public void testLoopback() throws Exception {
if (loopbackAddress == null) {
return;
}
InetAddressMatchInterfaceCriteria criteria = new InetAddressMatchInterfaceCriteria("::1");
assertEquals(loopbackAddress, criteria.isAcceptable(loopbackInterface, loopbackAddress));
criteria = new InetAddressMatchInterfaceCriteria("::1%" + loopbackInterface.getName());
if (loopbackAddress.getScopeId() > 0) {
assertEquals(loopbackAddress, criteria.isAcceptable(loopbackInterface, loopbackAddress));
} else {
InetAddress match = criteria.isAcceptable(loopbackInterface, loopbackAddress);
if (!loopbackAddress.equals(match)) {
// This match fails because ::1%lo becomes ::1%<number_of_lo> which isn't 0
assertNull(match + " is invalid", criteria.isAcceptable(loopbackInterface, loopbackAddress));
}
}
criteria = new InetAddressMatchInterfaceCriteria("::1%" + loopbackAddress.getScopeId());
assertEquals(loopbackAddress, criteria.isAcceptable(loopbackInterface, loopbackAddress));
criteria = new InetAddressMatchInterfaceCriteria("::1%" + (loopbackAddress.getScopeId() + 1));
assertNull(criteria.isAcceptable(loopbackInterface, loopbackAddress));
}
@Test
public void testNonLoopback() throws Exception {
for (Map.Entry<NetworkInterface, Set<Inet6Address>> entry : addresses.entrySet()) {
NetworkInterface nif = entry.getKey();
for (Inet6Address address : entry.getValue()) {
String hostAddress = address.getHostAddress();
int pos = hostAddress.indexOf('%');
if (pos > -1) {
hostAddress = hostAddress.substring(0, pos);
}
matchCriteriaTest(hostAddress, nif, address, true);
if (!nif.isVirtual() && (address.isLinkLocalAddress() || address.isSiteLocalAddress())) {
matchCriteriaTest(hostAddress + "%" + nif.getName(), nif, address, true);
matchCriteriaTest(hostAddress + "%" + address.getScopeId(), nif, address, true);
matchCriteriaTest(hostAddress + "%" + (address.getScopeId() + 1), nif, address, false);
matchCriteriaTest(hostAddress + "%bogus", nif, address, false);
}
}
}
}
private static void matchCriteriaTest(String criteriaString, NetworkInterface nif, InetAddress address,
boolean expectMatch) throws SocketException {
InetAddressMatchInterfaceCriteria criteria = new InetAddressMatchInterfaceCriteria(criteriaString);
if (expectMatch) {
assertEquals(criteriaString, address, criteria.isAcceptable(nif, address));
} else {
assertNull(criteriaString, criteria.isAcceptable(nif, address));
}
}
}