QuorumServerTest.java
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* work for additional information regarding copyright ownership. The ASF
* licenses this file to you under the Apache License, Version 2.0 (the
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*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
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package org.apache.zookeeper.server.quorum;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertNull;
import static org.junit.jupiter.api.Assertions.assertThrows;
import java.net.InetSocketAddress;
import org.apache.zookeeper.KeeperException;
import org.apache.zookeeper.ZKTestCase;
import org.apache.zookeeper.server.quorum.QuorumPeer.QuorumServer;
import org.apache.zookeeper.server.quorum.QuorumPeerConfig.ConfigException;
import org.junit.jupiter.api.AfterEach;
import org.junit.jupiter.api.Test;
public class QuorumServerTest extends ZKTestCase {
private String ipv6n1 = "[2500:0:0:0:0:0:1:0]";
private String ipv6n2 = "[2600:0:0:0:0:0:1:0]";
private String ipv4config = "127.0.0.1:1234:1236";
@AfterEach
public void tearDown() {
System.clearProperty(QuorumPeer.CONFIG_KEY_MULTI_ADDRESS_ENABLED);
}
@Test
public void testToString() throws ConfigException {
String provided = ipv4config + ":participant;0.0.0.0:1237";
String expected = ipv4config + ":participant;0.0.0.0:1237";
QuorumServer qs = new QuorumServer(0, provided);
assertEquals(expected, qs.toString(), "Use IP address");
provided = ipv4config + ";0.0.0.0:1237";
expected = ipv4config + ":participant;0.0.0.0:1237";
qs = new QuorumServer(0, provided);
assertEquals(expected, qs.toString(), "Type unspecified");
provided = ipv4config + ":observer;0.0.0.0:1237";
expected = ipv4config + ":observer;0.0.0.0:1237";
qs = new QuorumServer(0, provided);
assertEquals(expected, qs.toString(), "Observer type");
provided = ipv4config + ":participant;1237";
expected = ipv4config + ":participant;0.0.0.0:1237";
qs = new QuorumServer(0, provided);
assertEquals(expected, qs.toString(), "Client address unspecified");
provided = ipv4config + ":participant;1.2.3.4:1237";
expected = ipv4config + ":participant;1.2.3.4:1237";
qs = new QuorumServer(0, provided);
assertEquals(expected, qs.toString(), "Client address specified");
provided = "example.com:1234:1236:participant;1237";
expected = "example.com:1234:1236:participant;0.0.0.0:1237";
qs = new QuorumServer(0, provided);
assertEquals(expected, qs.toString(), "Use hostname");
provided = "example.com:1234:1236:participant;1237;1238";
expected = "example.com:1234:1236:participant;0.0.0.0:1237;0.0.0.0:1238";
qs = new QuorumServer(0, provided);
assertEquals(expected, qs.toString(), "clientPort and secureClientPort");
provided = ipv4config + ":participant;;1.2.3.4:1237";
expected = ipv4config + ":participant;;1.2.3.4:1237";
qs = new QuorumServer(0, provided);
assertEquals(expected, qs.toString(), "Only secureClientPort");
}
@Test
public void constructionUnderstandsIpv6LiteralsInServerConfig() throws ConfigException {
String config = "[::1]:1234:1236:participant";
QuorumServer qs = new QuorumServer(0, config);
assertEquals("[0:0:0:0:0:0:0:1]:1234:1236:participant", qs.toString());
}
@Test
public void constructionUnderstandsIpv6LiteralsInClientConfig() throws ConfigException {
String config = ipv4config + ":participant;[::1]:1237";
QuorumServer qs = new QuorumServer(0, config);
assertEquals(ipv4config + ":participant;[0:0:0:0:0:0:0:1]:1237", qs.toString());
}
@Test
public void unbalancedIpv6LiteralsInServerConfigFailToBeParsed() {
assertThrows(ConfigException.class, () -> {
new QuorumServer(0, "[::1:1234:1236:participant");
});
}
@Test
public void unbalancedIpv6LiteralsInClientConfigFailToBeParsed() {
assertThrows(ConfigException.class, () -> {
new QuorumServer(0, ipv4config + ":participant;[::1:1237");
});
}
@Test
public void shouldNotAllowMultipleAddressesWhenMultiAddressFeatureIsDisabled() {
assertThrows(ConfigException.class, () -> {
System.setProperty(QuorumPeer.CONFIG_KEY_MULTI_ADDRESS_ENABLED, "false");
new QuorumServer(0, "127.0.0.1:1234:1236|127.0.0.1:2234:2236");
});
}
@Test
public void shouldAllowMultipleAddressesWhenMultiAddressFeatureIsEnabled() throws ConfigException {
System.setProperty(QuorumPeer.CONFIG_KEY_MULTI_ADDRESS_ENABLED, "true");
QuorumServer qs = new QuorumServer(0, "127.0.0.1:1234:1236|127.0.0.1:2234:2236");
assertEquals("127.0.0.1:1234:1236|127.0.0.1:2234:2236:participant", qs.toString(), "MultiAddress parse error");
qs = new QuorumServer(0, "127.0.0.1:1234:1236|127.0.0.1:2234:2236;1237;1238");
assertEquals("127.0.0.1:1234:1236|127.0.0.1:2234:2236:participant;0.0.0.0:1237;0.0.0.0:1238", qs.toString(), "MultiAddress parse with clientPort and secureClientPort");
}
@Test
public void testWildcard() throws KeeperException.BadArgumentsException {
String[] addrs = new String[]{"127.0.0.1", "[0:0:0:0:0:0:0:1]", "0.0.0.0", "[::]"};
for (int i = 0; i < addrs.length; i++) {
for (int j = i; j < addrs.length; j++) {
QuorumPeer.QuorumServer server1 = new QuorumPeer.QuorumServer(1, new InetSocketAddress(ipv6n1, 1234), // peer
new InetSocketAddress(ipv6n1, 1236), // election
new InetSocketAddress(addrs[i], 1237) // client
);
QuorumPeer.QuorumServer server2 = new QuorumPeer.QuorumServer(2, new InetSocketAddress(ipv6n2, 1234), // peer
new InetSocketAddress(ipv6n2, 1236), // election
new InetSocketAddress(addrs[j], 1237) // client
);
server1.checkAddressDuplicate(server2);
}
}
}
@Test
public void testDuplicate() {
assertThrows(KeeperException.BadArgumentsException.class, () -> {
QuorumPeer.QuorumServer server1 = new QuorumPeer.QuorumServer(1, new InetSocketAddress(ipv6n1, 1234), // peer
new InetSocketAddress(ipv6n1, 1236), // election
new InetSocketAddress(ipv6n1, 1237) // client
);
QuorumPeer.QuorumServer server2 = new QuorumPeer.QuorumServer(2, new InetSocketAddress(ipv6n2, 1234), // peer
new InetSocketAddress(ipv6n2, 1236), // election
new InetSocketAddress(ipv6n1, 1237) // client
);
server1.checkAddressDuplicate(server2);
});
}
@Test
public void testClientAddrAndSecureClientAddr() throws ConfigException {
QuorumPeer.QuorumServer qs = new QuorumPeer.QuorumServer(0, "example.com:1234:1236:participant;1237;1238");
assertNotNull(qs.clientAddr, "clientPort specified");
assertNotNull(qs.secureClientAddr, "secureClientPort specified");
qs = new QuorumPeer.QuorumServer(0, "example.com:1234:1236:participant;;1238");
assertNull(qs.clientAddr, "clientPort not specified");
assertNotNull(qs.secureClientAddr, "secureClientPort specified");
qs = new QuorumPeer.QuorumServer(0, "example.com:1234:1236:participant;1237;");
assertNotNull(qs.clientAddr, "clientPort specified");
assertNull(qs.secureClientAddr, "secureClientPort not specified");
qs = new QuorumPeer.QuorumServer(0, "example.com:1234:1236:participant;1237");
assertNotNull(qs.clientAddr, "clientPort specified");
assertNull(qs.secureClientAddr, "secureClientPort not specified");
qs = new QuorumPeer.QuorumServer(0, "example.com:1234:1236:participant");
assertNull(qs.clientAddr, "clientPort not specified");
assertNull(qs.secureClientAddr, "secureClientPort not specified");
qs = new QuorumPeer.QuorumServer(0, "example.com:1234:1236:participant;;");
assertNull(qs.clientAddr, "clientPort not specified");
assertNull(qs.secureClientAddr, "secureClientPort not specified");
}
}