diff --git a/hadoop-mapreduce-project/CHANGES.txt b/hadoop-mapreduce-project/CHANGES.txt index b5f15ade0be..dc9a4fd9c81 100644 --- a/hadoop-mapreduce-project/CHANGES.txt +++ b/hadoop-mapreduce-project/CHANGES.txt @@ -1518,6 +1518,9 @@ Release 0.23.0 - Unreleased MAPREDUCE-3153. Fix TestFileOutputCommitter which was broken by MAPREDUCE-2702. (mahadev via acmurthy) + MAPREDUCE-3123. Fix NM to quote symlink names to escape special + characters. (Hitesh Shah via acmurthy) + Release 0.22.0 - Unreleased INCOMPATIBLE CHANGES diff --git a/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/launcher/ContainerLaunch.java b/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/launcher/ContainerLaunch.java index 117ede79a13..a4c9d625c40 100644 --- a/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/launcher/ContainerLaunch.java +++ b/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/launcher/ContainerLaunch.java @@ -268,7 +268,7 @@ public class ContainerLaunch implements Callable { if (dst.toUri().getPath().indexOf('/') != -1) { line("mkdir -p ", dst.getParent().toString()); } - line("ln -sf ", src.toUri().getPath(), " ", dst.toString()); + line("ln -sf \"", src.toUri().getPath(), "\" \"", dst.toString(), "\""); return this; } @@ -349,8 +349,8 @@ public class ContainerLaunch implements Callable { putEnvIfAbsent(environment, Environment.YARN_HOME.name()); } - - private static void writeLaunchEnv(OutputStream out, + + static void writeLaunchEnv(OutputStream out, Map environment, Map resources, List command) throws IOException { diff --git a/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/launcher/TestContainerLaunch.java b/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/launcher/TestContainerLaunch.java new file mode 100644 index 00000000000..8fc35158bc7 --- /dev/null +++ b/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/launcher/TestContainerLaunch.java @@ -0,0 +1,100 @@ +/** + * 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.hadoop.yarn.server.nodemanager.containermanager.launcher; + +import static org.junit.Assert.*; + +import java.io.File; +import java.io.FileOutputStream; +import java.io.IOException; +import java.io.PrintWriter; +import java.util.ArrayList; +import java.util.HashMap; +import java.util.List; +import java.util.Map; + +import org.apache.hadoop.fs.Path; +import org.apache.hadoop.util.Shell; +import org.apache.hadoop.yarn.server.nodemanager.containermanager.launcher.ContainerLaunch; +import org.junit.Test; + +public class TestContainerLaunch { + + @Test + public void testSpecialCharSymlinks() throws IOException { + + String rootDir = new File(System.getProperty( + "test.build.data", "/tmp")).getAbsolutePath(); + File shellFile = null; + File tempFile = null; + String badSymlink = "foo@zz%_#*&!-+= bar()"; + File symLinkFile = null; + + try { + shellFile = new File(rootDir, "hello.sh"); + tempFile = new File(rootDir, "temp.sh"); + String timeoutCommand = "echo \"hello\""; + PrintWriter writer = new PrintWriter(new FileOutputStream(shellFile)); + shellFile.setExecutable(true); + writer.println(timeoutCommand); + writer.close(); + + Map resources = new HashMap(); + Path path = new Path(shellFile.getAbsolutePath()); + resources.put(path, badSymlink); + + FileOutputStream fos = new FileOutputStream(tempFile); + + Map env = new HashMap(); + List commands = new ArrayList(); + commands.add("/bin/sh ./\\\"" + badSymlink + "\\\""); + + ContainerLaunch.writeLaunchEnv(fos, env, resources, commands); + fos.flush(); + fos.close(); + tempFile.setExecutable(true); + + File rootDirFile = new File(rootDir); + Shell.ShellCommandExecutor shexc + = new Shell.ShellCommandExecutor(new String[]{tempFile.getAbsolutePath()}, rootDirFile); + + shexc.execute(); + assertEquals(shexc.getExitCode(), 0); + assert(shexc.getOutput().contains("hello")); + + symLinkFile = new File(rootDir, badSymlink); + } + finally { + // cleanup + if (shellFile != null + && shellFile.exists()) { + shellFile.delete(); + } + if (tempFile != null + && tempFile.exists()) { + tempFile.delete(); + } + if (symLinkFile != null + && symLinkFile.exists()) { + symLinkFile.delete(); + } + } + } + +}