Java tutorial
/* * 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.accumulo.core.client.impl; import static org.easymock.EasyMock.createMock; import static org.easymock.EasyMock.expect; import static org.easymock.EasyMock.replay; import static org.easymock.EasyMock.verify; import static org.junit.Assert.assertEquals; import static org.junit.Assert.assertNotEquals; import static org.junit.Assert.assertTrue; import java.io.IOException; import java.security.PrivilegedExceptionAction; import org.apache.accumulo.core.client.ClientConfiguration; import org.apache.accumulo.core.client.ClientConfiguration.ClientProperty; import org.apache.accumulo.core.client.security.tokens.KerberosToken; import org.apache.accumulo.core.rpc.SaslConnectionParams; import org.apache.accumulo.core.rpc.SslConnectionParams; import org.apache.hadoop.conf.Configuration; import org.apache.hadoop.fs.CommonConfigurationKeysPublic; import org.apache.hadoop.security.UserGroupInformation; import org.easymock.EasyMock; import org.junit.Before; import org.junit.Test; import com.google.common.net.HostAndPort; public class ThriftTransportKeyTest { @Before public void setup() throws Exception { System.setProperty("java.security.krb5.realm", "accumulo"); System.setProperty("java.security.krb5.kdc", "fake"); Configuration conf = new Configuration(false); conf.set(CommonConfigurationKeysPublic.HADOOP_SECURITY_AUTHENTICATION, "kerberos"); UserGroupInformation.setConfiguration(conf); } @Test(expected = RuntimeException.class) public void testSslAndSaslErrors() { ClientContext clientCtx = createMock(ClientContext.class); SslConnectionParams sslParams = createMock(SslConnectionParams.class); SaslConnectionParams saslParams = createMock(SaslConnectionParams.class); expect(clientCtx.getClientSslParams()).andReturn(sslParams).anyTimes(); expect(clientCtx.getSaslParams()).andReturn(saslParams).anyTimes(); // We don't care to verify the sslparam or saslparam mocks replay(clientCtx); try { new ThriftTransportKey(HostAndPort.fromParts("localhost", 9999), 120 * 1000, clientCtx); } finally { verify(clientCtx); } } @Test public void testConnectionCaching() throws IOException, InterruptedException { UserGroupInformation user1 = UserGroupInformation.createUserForTesting("user1", new String[0]); final KerberosToken token = EasyMock.createMock(KerberosToken.class); final ClientConfiguration clientConf = ClientConfiguration.loadDefault(); // The primary is the first component of the principal final String primary = "accumulo"; clientConf.withSasl(true, primary); // A first instance of the SASL cnxn params SaslConnectionParams saslParams1 = user1.doAs(new PrivilegedExceptionAction<SaslConnectionParams>() { @Override public SaslConnectionParams run() throws Exception { return new SaslConnectionParams(clientConf, token); } }); // A second instance of what should be the same SaslConnectionParams SaslConnectionParams saslParams2 = user1.doAs(new PrivilegedExceptionAction<SaslConnectionParams>() { @Override public SaslConnectionParams run() throws Exception { return new SaslConnectionParams(clientConf, token); } }); ThriftTransportKey ttk1 = new ThriftTransportKey(HostAndPort.fromParts("localhost", 9997), 1l, null, saslParams1), ttk2 = new ThriftTransportKey(HostAndPort.fromParts("localhost", 9997), 1l, null, saslParams2); // Should equals() and hashCode() to make sure we don't throw away thrift cnxns assertEquals(ttk1, ttk2); assertEquals(ttk1.hashCode(), ttk2.hashCode()); } @Test public void testSaslPrincipalIsSignificant() throws IOException, InterruptedException { UserGroupInformation user1 = UserGroupInformation.createUserForTesting("user1", new String[0]); final KerberosToken token = EasyMock.createMock(KerberosToken.class); SaslConnectionParams saslParams1 = user1.doAs(new PrivilegedExceptionAction<SaslConnectionParams>() { @Override public SaslConnectionParams run() throws Exception { final ClientConfiguration clientConf = ClientConfiguration.loadDefault(); // The primary is the first component of the principal final String primary = "accumulo"; clientConf.withSasl(true, primary); assertEquals("true", clientConf.get(ClientProperty.INSTANCE_RPC_SASL_ENABLED)); return new SaslConnectionParams(clientConf, token); } }); UserGroupInformation user2 = UserGroupInformation.createUserForTesting("user2", new String[0]); SaslConnectionParams saslParams2 = user2.doAs(new PrivilegedExceptionAction<SaslConnectionParams>() { @Override public SaslConnectionParams run() throws Exception { final ClientConfiguration clientConf = ClientConfiguration.loadDefault(); // The primary is the first component of the principal final String primary = "accumulo"; clientConf.withSasl(true, primary); assertEquals("true", clientConf.get(ClientProperty.INSTANCE_RPC_SASL_ENABLED)); return new SaslConnectionParams(clientConf, token); } }); ThriftTransportKey ttk1 = new ThriftTransportKey(HostAndPort.fromParts("localhost", 9997), 1l, null, saslParams1), ttk2 = new ThriftTransportKey(HostAndPort.fromParts("localhost", 9997), 1l, null, saslParams2); assertNotEquals(ttk1, ttk2); assertNotEquals(ttk1.hashCode(), ttk2.hashCode()); } @Test public void testSimpleEquivalence() { ClientContext clientCtx = createMock(ClientContext.class); expect(clientCtx.getClientSslParams()).andReturn(null).anyTimes(); expect(clientCtx.getSaslParams()).andReturn(null).anyTimes(); replay(clientCtx); ThriftTransportKey ttk = new ThriftTransportKey(HostAndPort.fromParts("localhost", 9999), 120 * 1000, clientCtx); assertTrue("Normal ThriftTransportKey doesn't equal itself", ttk.equals(ttk)); } }