/*
* 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.functional;
import java.util.Collections;
import java.util.Map.Entry;
import org.apache.accumulo.core.client.BatchScanner;
import org.apache.accumulo.core.client.BatchWriter;
import org.apache.accumulo.core.client.BatchWriterConfig;
import org.apache.accumulo.core.client.Connector;
import org.apache.accumulo.core.client.IteratorSetting;
import org.apache.accumulo.core.client.Scanner;
import org.apache.accumulo.core.client.admin.TableOperations;
import org.apache.accumulo.core.data.Key;
import org.apache.accumulo.core.data.Mutation;
import org.apache.accumulo.core.data.Range;
import org.apache.accumulo.core.data.Value;
import org.apache.accumulo.core.iterators.Combiner;
import org.apache.accumulo.core.security.Authorizations;
import org.apache.accumulo.core.util.UtilWaitThread;
import org.apache.hadoop.io.Text;
import org.junit.Test;
public class ServerSideErrorIT extends SimpleMacIT {
@Override
protected int defaultTimeoutSeconds() {
return 2 * 60;
}
@Test
public void run() throws Exception {
Connector c = getConnector();
String tableName = getUniqueNames(1)[0];
c.tableOperations().create(tableName);
IteratorSetting is = new IteratorSetting(5, "Bad Aggregator", BadCombiner.class);
Combiner.setColumns(is, Collections.singletonList(new IteratorSetting.Column("acf")));
c.tableOperations().attachIterator(tableName, is);
BatchWriter bw = c.createBatchWriter(tableName, new BatchWriterConfig());
Mutation m = new Mutation(new Text("r1"));
m.put(new Text("acf"), new Text("foo"), new Value(new byte[] {'1'}));
bw.addMutation(m);
bw.close();
// try to scan table
Scanner scanner = c.createScanner(tableName, Authorizations.EMPTY);
boolean caught = false;
try {
for (Entry<Key,Value> entry : scanner) {
entry.getKey();
}
} catch (Exception e) {
caught = true;
}
if (!caught)
throw new Exception("Scan did not fail");
// try to batch scan the table
BatchScanner bs = c.createBatchScanner(tableName, Authorizations.EMPTY, 2);
bs.setRanges(Collections.singleton(new Range()));
caught = false;
try {
for (Entry<Key,Value> entry : bs) {
entry.getKey();
}
} catch (Exception e) {
caught = true;
} finally {
bs.close();
}
if (!caught)
throw new Exception("batch scan did not fail");
// remove the bad agg so accumulo can shutdown
TableOperations to = c.tableOperations();
for (Entry<String,String> e : to.getProperties(tableName)) {
to.removeProperty(tableName, e.getKey());
}
UtilWaitThread.sleep(500);
// should be able to scan now
scanner = c.createScanner(tableName, Authorizations.EMPTY);
for (Entry<Key,Value> entry : scanner) {
entry.getKey();
}
// set a non existant iterator, should cause scan to fail on server side
scanner.addScanIterator(new IteratorSetting(100, "bogus", "com.bogus.iterator"));
caught = false;
try {
for (Entry<Key,Value> entry : scanner) {
// should error
entry.getKey();
}
} catch (Exception e) {
caught = true;
}
if (!caught)
throw new Exception("Scan did not fail");
}
}