| /* |
| * 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; |
| |
| import static org.junit.Assert.assertEquals; |
| |
| import org.apache.accumulo.core.client.Accumulo; |
| import org.apache.accumulo.core.client.AccumuloClient; |
| import org.apache.accumulo.core.client.BatchWriter; |
| import org.apache.accumulo.core.conf.Property; |
| import org.apache.accumulo.core.data.Mutation; |
| import org.apache.accumulo.core.security.Authorizations; |
| import org.apache.accumulo.miniclusterImpl.MiniAccumuloConfigImpl; |
| import org.apache.accumulo.test.functional.ConfigurableMacBase; |
| import org.apache.hadoop.conf.Configuration; |
| import org.junit.Test; |
| |
| import com.google.common.collect.Iterators; |
| |
| // ACCUMULO-3914 |
| public class TabletServerHdfsRestartIT extends ConfigurableMacBase { |
| |
| private static final int N = 1000; |
| |
| @Override |
| public void configure(MiniAccumuloConfigImpl cfg, Configuration hadoopCoreSite) { |
| cfg.useMiniDFS(true); |
| cfg.setNumTservers(1); |
| cfg.setProperty(Property.INSTANCE_ZK_TIMEOUT, "15s"); |
| } |
| |
| @Override |
| protected int defaultTimeoutSeconds() { |
| return 2 * 60; |
| } |
| |
| @Test |
| public void test() throws Exception { |
| try (AccumuloClient client = Accumulo.newClient().from(getClientProperties()).build()) { |
| // wait until a tablet server is up |
| while (client.instanceOperations().getTabletServers().isEmpty()) { |
| Thread.sleep(50); |
| } |
| final String tableName = getUniqueNames(1)[0]; |
| client.tableOperations().create(tableName); |
| try (BatchWriter bw = client.createBatchWriter(tableName)) { |
| for (int i = 0; i < N; i++) { |
| Mutation m = new Mutation("" + i); |
| m.put("", "", ""); |
| bw.addMutation(m); |
| } |
| } |
| client.tableOperations().flush(tableName, null, null, true); |
| |
| // Kill dfs |
| cluster.getMiniDfs().restartNameNode(false); |
| |
| assertEquals(N, |
| Iterators.size(client.createScanner(tableName, Authorizations.EMPTY).iterator())); |
| } |
| } |
| |
| } |