org.apache.flink.runtime.jobgraph.JobGraphUtils Maven / Gradle / Ivy
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* 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,
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* 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.cache.DistributedCache;
import org.apache.flink.api.java.tuple.Tuple2;
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.Collection;
/**
* Utilities for generating {@link JobGraph}.
*/
public enum JobGraphUtils {
;
private static final Logger LOG = LoggerFactory.getLogger(JobGraphUtils.class);
public static void addUserArtifactEntries(Collection> userArtifacts, JobGraph jobGraph) {
if (userArtifacts != null && !userArtifacts.isEmpty()) {
try {
java.nio.file.Path tmpDir = Files.createTempDirectory("flink-distributed-cache-" + jobGraph.getJobID());
for (Tuple2 originalEntry : userArtifacts) {
Path filePath = new Path(originalEntry.f1.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.f1.isExecutable, true);
} else {
entry = new DistributedCache.DistributedCacheEntry(filePath.toString(), originalEntry.f1.isExecutable, false);
}
jobGraph.addUserArtifact(originalEntry.f0, entry);
}
} catch (IOException ioe) {
throw new FlinkRuntimeException("Could not compress distributed-cache artifacts.", ioe);
}
}
}
}