/*
* 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.tserver;
import java.io.IOException;
import java.util.Collections;
import java.util.Map;
import org.apache.accumulo.core.conf.ConfigurationCopy;
import org.apache.accumulo.core.data.Key;
import org.apache.accumulo.core.volume.Volume;
import org.apache.accumulo.core.volume.VolumeImpl;
import org.apache.accumulo.server.fs.VolumeManagerImpl;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.ContentSummary;
import org.apache.hadoop.fs.FSDataInputStream;
import org.apache.hadoop.fs.FSDataOutputStream;
import org.apache.hadoop.fs.FileStatus;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.hdfs.DistributedFileSystem;
import org.junit.Test;
import com.google.common.collect.ImmutableMap;
public class TabletServerSyncCheckTest {
private static final String DFS_DURABLE_SYNC = "dfs.durable.sync", DFS_SUPPORT_APPEND = "dfs.support.append";
@Test(expected = RuntimeException.class)
public void testFailureOnExplicitSyncFalseConf() {
Configuration conf = new Configuration();
conf.set(DFS_DURABLE_SYNC, "false");
FileSystem fs = new TestFileSystem(conf);
TestVolumeManagerImpl vm = new TestVolumeManagerImpl(ImmutableMap.<String,Volume> of("foo", new VolumeImpl(fs, "/")));
vm.ensureSyncIsEnabled();
}
@Test(expected = RuntimeException.class)
public void testFailureOnSingleExplicitSyncFalseConf() {
Configuration conf1 = new Configuration(), conf2 = new Configuration();
conf1.set(DFS_DURABLE_SYNC, "false");
FileSystem fs1 = new TestFileSystem(conf1);
FileSystem fs2 = new TestFileSystem(conf2);
TestVolumeManagerImpl vm = new TestVolumeManagerImpl(ImmutableMap.<String,Volume> of("bar", new VolumeImpl(fs2, "/"), "foo", new VolumeImpl(fs1, "/")));
vm.ensureSyncIsEnabled();
}
@Test(expected = RuntimeException.class)
public void testFailureOnExplicitAppendFalseConf() {
Configuration conf = new Configuration();
conf.set(DFS_SUPPORT_APPEND, "false");
FileSystem fs = new TestFileSystem(conf);
TestVolumeManagerImpl vm = new TestVolumeManagerImpl(ImmutableMap.<String,Volume> of("foo", new VolumeImpl(fs, "/")));
vm.ensureSyncIsEnabled();
}
private class TestFileSystem extends DistributedFileSystem {
protected final Configuration conf;
public TestFileSystem(Configuration conf) {
this.conf = conf;
}
@Override
public Configuration getConf() {
return conf;
}
}
private class TestVolumeManagerImpl extends VolumeManagerImpl {
public TestVolumeManagerImpl(Map<String,Volume> volumes) {
super(volumes, volumes.values().iterator().next(), new ConfigurationCopy(Collections.<String,String> emptyMap()));
}
@Override
protected void ensureSyncIsEnabled() {
super.ensureSyncIsEnabled();
}
@Override
public void close() throws IOException {
}
@Override
public FSDataOutputStream create(Path dest) throws IOException {
return null;
}
@Override
public FSDataOutputStream create(Path path, boolean b) throws IOException {
return null;
}
@Override
public FSDataOutputStream create(Path path, boolean b, int int1, short int2, long long1) throws IOException {
return null;
}
@Override
public boolean createNewFile(Path writable) throws IOException {
return false;
}
@Override
public FSDataOutputStream createSyncable(Path logPath, int buffersize, short replication, long blockSize) throws IOException {
return null;
}
@Override
public boolean delete(Path path) throws IOException {
return false;
}
@Override
public boolean deleteRecursively(Path path) throws IOException {
return false;
}
@Override
public boolean exists(Path path) throws IOException {
return false;
}
@Override
public FileStatus getFileStatus(Path path) throws IOException {
return null;
}
@Override
public Volume getVolumeByPath(Path path) {
return null;
}
@Override
public Path matchingFileSystem(Path source, String[] options) {
return null;
}
@Override
public FileStatus[] listStatus(Path path) throws IOException {
return null;
}
@Override
public boolean mkdirs(Path directory) throws IOException {
return false;
}
@Override
public FSDataInputStream open(Path path) throws IOException {
return null;
}
@Override
public boolean rename(Path path, Path newPath) throws IOException {
return false;
}
@Override
public boolean moveToTrash(Path sourcePath) throws IOException {
return false;
}
@Override
public short getDefaultReplication(Path logPath) {
return 0;
}
@Override
public boolean isFile(Path path) throws IOException {
return false;
}
@Override
public boolean isReady() throws IOException {
return false;
}
@Override
public FileStatus[] globStatus(Path path) throws IOException {
return null;
}
@Override
public Path getFullPath(Key key) {
return null;
}
@Override
public Path getFullPath(String tableId, String path) {
return null;
}
@Override
public Path getFullPath(FileType fileType, String fileName) {
return null;
}
@Override
public ContentSummary getContentSummary(Path dir) throws IOException {
return null;
}
@Override
public String choose(String[] options) {
return null;
}
}
}