| /* |
| * 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.examples.mapreduce; |
| |
| import static org.junit.jupiter.api.Assertions.assertEquals; |
| |
| import java.security.MessageDigest; |
| import java.util.Base64; |
| import java.util.Collections; |
| import java.util.Map.Entry; |
| import java.util.Properties; |
| |
| 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.client.Scanner; |
| import org.apache.accumulo.core.conf.ClientProperty; |
| import org.apache.accumulo.core.conf.Property; |
| import org.apache.accumulo.core.data.Key; |
| import org.apache.accumulo.core.data.Mutation; |
| import org.apache.accumulo.core.data.Value; |
| import org.apache.accumulo.core.security.Authorizations; |
| import org.apache.accumulo.examples.ExamplesIT; |
| import org.apache.accumulo.miniclusterImpl.MiniAccumuloClusterImpl; |
| import org.apache.accumulo.miniclusterImpl.MiniAccumuloConfigImpl; |
| import org.apache.accumulo.test.functional.ConfigurableMacBase; |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.io.Text; |
| import org.junit.jupiter.api.Test; |
| |
| public class MapReduceIT extends ConfigurableMacBase { |
| |
| @Override |
| protected int defaultTimeoutSeconds() { |
| return 60; |
| } |
| |
| @Override |
| protected void configure(MiniAccumuloConfigImpl cfg, Configuration hadoopCoreSite) { |
| cfg.setProperty(Property.TSERV_NATIVEMAP_ENABLED, "false"); |
| } |
| |
| public static final String hadoopTmpDirArg = "-Dhadoop.tmp.dir=" + System.getProperty("user.dir") |
| + "/target/hadoop-tmp"; |
| |
| static final String tablename = "mapredf"; |
| static final String input_cf = "cf-HASHTYPE"; |
| static final String input_cq = "cq-NOTHASHED"; |
| static final String input_cfcq = input_cf + ":" + input_cq; |
| static final String output_cq = "cq-MD4BASE64"; |
| static final String output_cfcq = input_cf + ":" + output_cq; |
| |
| @Test |
| public void test() throws Exception { |
| String confFile = System.getProperty("user.dir") + "/target/accumulo-client.properties"; |
| Properties props = getClientProperties(); |
| String instance = ClientProperty.INSTANCE_NAME.getValue(props); |
| String keepers = ClientProperty.INSTANCE_ZOOKEEPERS.getValue(props); |
| ExamplesIT.writeClientPropsFile(confFile, instance, keepers, "root", ROOT_PASSWORD); |
| try (AccumuloClient client = Accumulo.newClient().from(props).build()) { |
| client.tableOperations().create(tablename); |
| BatchWriter bw = client.createBatchWriter(tablename); |
| for (int i = 0; i < 10; i++) { |
| Mutation m = new Mutation("" + i); |
| m.put(input_cf, input_cq, "row" + i); |
| bw.addMutation(m); |
| } |
| bw.close(); |
| MiniAccumuloClusterImpl.ProcessInfo hash = getCluster().exec(RowHash.class, |
| Collections.singletonList(hadoopTmpDirArg), "-c", confFile, "-t", tablename, "--column", |
| input_cfcq); |
| assertEquals(0, hash.getProcess().waitFor()); |
| |
| Scanner s = client.createScanner(tablename, Authorizations.EMPTY); |
| s.fetchColumn(new Text(input_cf), new Text(output_cq)); |
| int i = 0; |
| for (Entry<Key,Value> entry : s) { |
| MessageDigest md = MessageDigest.getInstance("MD5"); |
| byte[] check = Base64.getEncoder().encode(md.digest(("row" + i).getBytes())); |
| assertEquals(entry.getValue().toString(), new String(check)); |
| i++; |
| } |
| } |
| } |
| } |