| /* |
| * 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.flink.runtime.jobgraph; |
| |
| import org.apache.flink.api.common.JobID; |
| import org.apache.flink.api.common.cache.DistributedCache; |
| import org.apache.flink.core.fs.FileSystem; |
| import org.apache.flink.core.fs.Path; |
| import org.apache.flink.util.FileUtils; |
| import org.apache.flink.util.FlinkRuntimeException; |
| |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import java.io.IOException; |
| import java.nio.file.Files; |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| /** Utilities for generating {@link JobGraph}. */ |
| public enum JobGraphUtils { |
| ; |
| |
| private static final Logger LOG = LoggerFactory.getLogger(JobGraphUtils.class); |
| |
| public static Map<String, DistributedCache.DistributedCacheEntry> prepareUserArtifactEntries( |
| Map<String, DistributedCache.DistributedCacheEntry> userArtifacts, JobID jobId) { |
| final Map<String, DistributedCache.DistributedCacheEntry> result = new HashMap<>(); |
| |
| if (userArtifacts != null && !userArtifacts.isEmpty()) { |
| try { |
| java.nio.file.Path tmpDir = |
| Files.createTempDirectory("flink-distributed-cache-" + jobId); |
| for (Map.Entry<String, DistributedCache.DistributedCacheEntry> originalEntry : |
| userArtifacts.entrySet()) { |
| Path filePath = new Path(originalEntry.getValue().filePath); |
| boolean isLocalDir = false; |
| try { |
| FileSystem sourceFs = filePath.getFileSystem(); |
| isLocalDir = |
| !sourceFs.isDistributedFS() |
| && sourceFs.getFileStatus(filePath).isDir(); |
| } catch (IOException ioe) { |
| LOG.warn( |
| "Could not determine whether {} denotes a local path.", |
| filePath, |
| ioe); |
| } |
| // zip local directories because we only support file uploads |
| DistributedCache.DistributedCacheEntry entry; |
| if (isLocalDir) { |
| Path zip = |
| FileUtils.compressDirectory( |
| filePath, |
| new Path(tmpDir.toString(), filePath.getName() + ".zip")); |
| entry = |
| new DistributedCache.DistributedCacheEntry( |
| zip.toString(), |
| originalEntry.getValue().isExecutable, |
| true); |
| } else { |
| entry = |
| new DistributedCache.DistributedCacheEntry( |
| filePath.toString(), |
| originalEntry.getValue().isExecutable, |
| false); |
| } |
| |
| result.put(originalEntry.getKey(), entry); |
| } |
| } catch (IOException ioe) { |
| throw new FlinkRuntimeException( |
| "Could not compress distributed-cache artifacts.", ioe); |
| } |
| } |
| |
| return result; |
| } |
| } |