| /* |
| * 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.sshd.common.forward; |
| |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.List; |
| import java.util.stream.Collectors; |
| import java.util.stream.IntStream; |
| |
| import org.apache.sshd.common.util.net.SshdSocketAddress; |
| import org.apache.sshd.util.test.BaseTestSupport; |
| import org.apache.sshd.util.test.NoIoTestCase; |
| import org.junit.FixMethodOrder; |
| import org.junit.Test; |
| import org.junit.experimental.categories.Category; |
| import org.junit.runners.MethodSorters; |
| |
| /** |
| * TODO Add javadoc |
| * |
| * @author <a href="mailto:dev@mina.apache.org">Apache MINA SSHD Project</a> |
| */ |
| @FixMethodOrder(MethodSorters.NAME_ASCENDING) |
| @Category({ NoIoTestCase.class }) |
| public class LocalForwardingEntryTest extends BaseTestSupport { |
| public LocalForwardingEntryTest() { |
| super(); |
| } |
| |
| @Test // NOTE: this also checks indirectly SshSocketAddress host comparison case-insensitive |
| public void testCaseInsensitiveMatching() { |
| SshdSocketAddress local = new SshdSocketAddress(getClass().getSimpleName(), 0); |
| SshdSocketAddress bound = new SshdSocketAddress(getCurrentTestName(), 7365); |
| LocalForwardingEntry expected = new LocalForwardingEntry(local, bound); |
| String hostname = local.getHostName(); |
| String alias = bound.getHostName(); |
| int port = bound.getPort(); |
| List<LocalForwardingEntry> entries = IntStream.rangeClosed(1, 4) |
| .mapToObj(seed -> new LocalForwardingEntry( |
| new SshdSocketAddress(hostname + "-" + seed, 0), |
| new SshdSocketAddress(alias + "-" + seed, port + seed))) |
| .collect(Collectors.toCollection(ArrayList::new)); |
| entries.add(expected); |
| |
| for (String host : new String[] { hostname, alias }) { |
| for (int index = 1; index <= 4; index++) { |
| Collections.shuffle(entries); |
| |
| LocalForwardingEntry actual = LocalForwardingEntry.findMatchingEntry(host, port, entries); |
| assertSame("Mismatched result for host=" + host, expected, actual); |
| |
| host = shuffleCase(host); |
| } |
| } |
| } |
| |
| @Test |
| public void testSingleWildcardMatching() { |
| SshdSocketAddress address = new SshdSocketAddress(getCurrentTestName(), 7365); |
| LocalForwardingEntry expected = new LocalForwardingEntry(address, address); |
| int port = address.getPort(); |
| List<LocalForwardingEntry> entries = IntStream.rangeClosed(1, 4) |
| .mapToObj(seed -> { |
| String hostname = address.getHostName(); |
| SshdSocketAddress other = new SshdSocketAddress(hostname + "-" + seed, port + seed); |
| return new LocalForwardingEntry(other, other); |
| }).collect(Collectors.toCollection(ArrayList::new)); |
| entries.add(expected); |
| |
| for (String host : new String[] { |
| SshdSocketAddress.IPV4_ANYADDR, |
| SshdSocketAddress.IPV6_LONG_ANY_ADDRESS, |
| SshdSocketAddress.IPV6_SHORT_ANY_ADDRESS |
| }) { |
| LocalForwardingEntry actual = LocalForwardingEntry.findMatchingEntry(host, port, entries); |
| assertSame("Host=" + host, expected, actual); |
| } |
| } |
| |
| @Test |
| public void testLoopbackMatching() { |
| int port = 7365; |
| List<LocalForwardingEntry> entries = IntStream.rangeClosed(1, 4) |
| .mapToObj(seed -> { |
| String hostname = getCurrentTestName(); |
| SshdSocketAddress other = new SshdSocketAddress(hostname + "-" + seed, port + seed); |
| return new LocalForwardingEntry(other, other); |
| }).collect(Collectors.toCollection(ArrayList::new)); |
| int numEntries = entries.size(); |
| for (String host : new String[] { |
| SshdSocketAddress.LOCALHOST_IPV4, |
| SshdSocketAddress.IPV6_LONG_LOCALHOST, |
| SshdSocketAddress.IPV6_SHORT_LOCALHOST |
| }) { |
| SshdSocketAddress bound = new SshdSocketAddress(host, port); |
| LocalForwardingEntry expected = new LocalForwardingEntry(bound, bound); |
| entries.add(expected); |
| |
| LocalForwardingEntry actual |
| = LocalForwardingEntry.findMatchingEntry(SshdSocketAddress.LOCALHOST_NAME, port, entries); |
| entries.remove(numEntries); |
| assertSame("Host=" + host, expected, actual); |
| } |
| } |
| |
| @Test |
| public void testMultipleWildcardCandidates() { |
| int port = 7365; |
| List<LocalForwardingEntry> entries = IntStream.rangeClosed(1, 4) |
| .mapToObj(seed -> { |
| String hostname = getCurrentTestName(); |
| SshdSocketAddress other = new SshdSocketAddress(hostname + "-" + seed, port + seed); |
| return new LocalForwardingEntry(other, other); |
| }).collect(Collectors.toCollection(ArrayList::new)); |
| for (int index = 0; index < 4; index++) { |
| SshdSocketAddress duplicate = new SshdSocketAddress(getClass().getSimpleName() + "-" + index, port); |
| entries.add(new LocalForwardingEntry(duplicate, duplicate)); |
| } |
| |
| for (String host : new String[] { |
| SshdSocketAddress.IPV4_ANYADDR, |
| SshdSocketAddress.IPV6_LONG_ANY_ADDRESS, |
| SshdSocketAddress.IPV6_SHORT_ANY_ADDRESS |
| }) { |
| try { |
| LocalForwardingEntry actual = LocalForwardingEntry.findMatchingEntry(host, port, entries); |
| fail("Unexpected success for host=" + host + ": " + actual); |
| } catch (IllegalStateException e) { |
| String msg = e.getMessage(); |
| assertTrue("Bad exception message: " + msg, |
| msg.startsWith("Multiple candidate matches for " + host + "@" + port + ":")); |
| } |
| } |
| } |
| } |