| /* |
| * 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.test.replication; |
| |
| import static java.nio.charset.StandardCharsets.UTF_8; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertNotEquals; |
| import static org.junit.Assert.fail; |
| |
| import java.util.HashSet; |
| import java.util.Set; |
| |
| import org.apache.accumulo.core.Constants; |
| import org.apache.accumulo.core.client.Accumulo; |
| import org.apache.accumulo.core.client.AccumuloClient; |
| import org.apache.accumulo.core.client.Scanner; |
| import org.apache.accumulo.core.clientImpl.ClientContext; |
| import org.apache.accumulo.core.conf.Property; |
| import org.apache.accumulo.core.replication.ReplicationConstants; |
| import org.apache.accumulo.core.security.Authorizations; |
| import org.apache.accumulo.core.util.HostAndPort; |
| import org.apache.accumulo.fate.zookeeper.ZooReader; |
| import org.apache.accumulo.fate.zookeeper.ZooUtil; |
| import org.apache.accumulo.miniclusterImpl.MiniAccumuloConfigImpl; |
| import org.apache.accumulo.test.functional.ConfigurableMacBase; |
| import org.apache.hadoop.conf.Configuration; |
| import org.junit.Ignore; |
| import org.junit.Test; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import com.google.common.collect.Iterables; |
| |
| @Ignore("Replication ITs are not stable and not currently maintained") |
| public class MultiTserverReplicationIT extends ConfigurableMacBase { |
| private static final Logger log = LoggerFactory.getLogger(MultiTserverReplicationIT.class); |
| |
| @Override |
| public void configure(MiniAccumuloConfigImpl cfg, Configuration hadoopCoreSite) { |
| // set the name to kick off the replication services |
| cfg.setProperty(Property.REPLICATION_NAME.getKey(), "test"); |
| cfg.setNumTservers(2); |
| } |
| |
| @Test |
| public void tserverReplicationServicePortsAreAdvertised() throws Exception { |
| // Wait for the cluster to be up |
| AccumuloClient client = Accumulo.newClient().from(getClientProperties()).build(); |
| ClientContext context = (ClientContext) client; |
| |
| // Wait for a tserver to come up to fulfill this request |
| client.tableOperations().create("foo"); |
| try (Scanner s = client.createScanner("foo", Authorizations.EMPTY)) { |
| assertEquals(0, Iterables.size(s)); |
| |
| ZooReader zreader = |
| new ZooReader(context.getZooKeepers(), context.getZooKeepersSessionTimeOut()); |
| Set<String> tserverHost = new HashSet<>(); |
| tserverHost.addAll(zreader.getChildren( |
| ZooUtil.getRoot(client.instanceOperations().getInstanceID()) + Constants.ZTSERVERS)); |
| |
| Set<HostAndPort> replicationServices = new HashSet<>(); |
| |
| for (String tserver : tserverHost) { |
| try { |
| byte[] portData = |
| zreader.getData(ZooUtil.getRoot(client.instanceOperations().getInstanceID()) |
| + ReplicationConstants.ZOO_TSERVERS + "/" + tserver); |
| HostAndPort replAddress = HostAndPort.fromString(new String(portData, UTF_8)); |
| replicationServices.add(replAddress); |
| } catch (Exception e) { |
| log.error("Could not find port for {}", tserver, e); |
| fail("Did not find replication port advertisement for " + tserver); |
| } |
| } |
| |
| // Each tserver should also have equal replication services running internally |
| assertEquals("Expected an equal number of replication servicers and tservers", |
| tserverHost.size(), replicationServices.size()); |
| } |
| } |
| |
| @Test |
| public void managerReplicationServicePortsAreAdvertised() throws Exception { |
| // Wait for the cluster to be up |
| AccumuloClient client = Accumulo.newClient().from(getClientProperties()).build(); |
| ClientContext context = (ClientContext) client; |
| |
| // Wait for a tserver to come up to fulfill this request |
| client.tableOperations().create("foo"); |
| try (Scanner s = client.createScanner("foo", Authorizations.EMPTY)) { |
| assertEquals(0, Iterables.size(s)); |
| |
| ZooReader zreader = |
| new ZooReader(context.getZooKeepers(), context.getZooKeepersSessionTimeOut()); |
| |
| // Should have one manager instance |
| assertEquals(1, context.getManagerLocations().size()); |
| |
| // Get the manager thrift service addr |
| String managerAddr = Iterables.getOnlyElement(context.getManagerLocations()); |
| |
| // Get the manager replication coordinator addr |
| String replCoordAddr = |
| new String(zreader.getData(ZooUtil.getRoot(client.instanceOperations().getInstanceID()) |
| + Constants.ZMANAGER_REPLICATION_COORDINATOR_ADDR), UTF_8); |
| |
| // They shouldn't be the same |
| assertNotEquals(managerAddr, replCoordAddr); |
| |
| // Neither should be zero as the port |
| assertNotEquals(0, HostAndPort.fromString(managerAddr).getPort()); |
| assertNotEquals(0, HostAndPort.fromString(replCoordAddr).getPort()); |
| } |
| } |
| } |