| /* |
| * 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 static java.nio.charset.StandardCharsets.UTF_8; |
| |
| import java.io.IOException; |
| |
| import org.apache.accumulo.server.ServerContext; |
| import org.apache.accumulo.server.fs.VolumeManager; |
| import org.apache.accumulo.server.zookeeper.DistributedWorkQueue.Processor; |
| import org.apache.hadoop.fs.FileSystem; |
| import org.apache.hadoop.fs.FileUtil; |
| import org.apache.hadoop.fs.Path; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| /** |
| * Copy failed bulk imports. |
| */ |
| public class BulkFailedCopyProcessor implements Processor { |
| |
| private static final Logger log = LoggerFactory.getLogger(BulkFailedCopyProcessor.class); |
| |
| private ServerContext context; |
| |
| BulkFailedCopyProcessor(ServerContext context) { |
| this.context = context; |
| } |
| |
| @Override |
| public Processor newProcessor() { |
| return new BulkFailedCopyProcessor(context); |
| } |
| |
| @Override |
| public void process(String workID, byte[] data) { |
| |
| String[] paths = new String(data, UTF_8).split(","); |
| |
| Path orig = new Path(paths[0]); |
| Path dest = new Path(paths[1]); |
| Path tmp = new Path(dest.getParent(), dest.getName() + ".tmp"); |
| |
| VolumeManager vm = context.getVolumeManager(); |
| try { |
| FileSystem origFs = vm.getFileSystemByPath(orig); |
| FileSystem destFs = vm.getFileSystemByPath(dest); |
| |
| FileUtil.copy(origFs, orig, destFs, tmp, false, true, context.getHadoopConf()); |
| destFs.rename(tmp, dest); |
| log.debug("copied {} to {}", orig, dest); |
| } catch (IOException ex) { |
| try { |
| FileSystem destFs = vm.getFileSystemByPath(dest); |
| destFs.create(dest).close(); |
| log.warn(" marked " + dest + " failed", ex); |
| } catch (IOException e) { |
| log.error("Unable to create failure flag file " + dest, e); |
| } |
| } |
| |
| } |
| |
| } |