HDFS-5093. Merging change r1514366 from trunk to branch-2.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1514369 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Chris Nauroth
parent
d6049bd288
commit
ed114b4b13
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@ -104,6 +104,9 @@ Release 2.1.1-beta - UNRELEASED
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HDFS-4632. globStatus using backslash for escaping does not work on Windows.
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(Chuan Liu via cnauroth)
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HDFS-5093. TestGlobPaths should re-use the MiniDFSCluster to avoid failure
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on Windows. (Chuan Liu via cnauroth)
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Release 2.1.0-beta - 2013-08-06
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INCOMPATIBLE CHANGES
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@ -20,7 +20,6 @@ package org.apache.hadoop.fs;
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import static org.junit.Assert.*;
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import java.io.IOException;
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import java.util.Arrays;
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import java.util.regex.Pattern;
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import org.apache.commons.lang.StringUtils;
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@ -30,8 +29,6 @@ import org.apache.hadoop.hdfs.HdfsConfiguration;
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import org.apache.hadoop.hdfs.MiniDFSCluster;
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import org.junit.*;
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import com.google.common.base.Joiner;
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public class TestGlobPaths {
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static class RegexPathFilter implements PathFilter {
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@ -50,6 +47,7 @@ public class TestGlobPaths {
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static private MiniDFSCluster dfsCluster;
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static private FileSystem fs;
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static private FileContext fc;
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static final private int NUM_OF_PATHS = 4;
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static private String USER_DIR;
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private Path[] path = new Path[NUM_OF_PATHS];
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@ -59,6 +57,7 @@ public class TestGlobPaths {
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Configuration conf = new HdfsConfiguration();
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dfsCluster = new MiniDFSCluster.Builder(conf).build();
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fs = FileSystem.get(conf);
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fc = FileContext.getFileContext(conf);
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USER_DIR = fs.getHomeDirectory().toUri().getPath().toString();
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}
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@ -803,28 +802,24 @@ public class TestGlobPaths {
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/**
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* Run a glob test on FileSystem.
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*/
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private static void testOnFileSystem(FSTestWrapperGlobTest test) throws Exception {
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Configuration conf = new HdfsConfiguration();
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MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf).build();
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private void testOnFileSystem(FSTestWrapperGlobTest test) throws Exception {
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try {
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FileSystem fs = FileSystem.get(conf);
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fc.mkdir(new Path(USER_DIR), FsPermission.getDefault(), true);
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test.run(new FileSystemTestWrapper(fs), fs, null);
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} finally {
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cluster.shutdown();
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fc.delete(new Path(USER_DIR), true);
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}
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}
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/**
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* Run a glob test on FileContext.
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*/
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private static void testOnFileContext(FSTestWrapperGlobTest test) throws Exception {
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Configuration conf = new HdfsConfiguration();
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MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf).build();
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private void testOnFileContext(FSTestWrapperGlobTest test) throws Exception {
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try {
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FileContext fc = FileContext.getFileContext(conf);
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fs.mkdirs(new Path(USER_DIR));
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test.run(new FileContextTestWrapper(fc), null, fc);
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} finally {
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cluster.shutdown();
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cleanupDFS();
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}
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}
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@ -857,32 +852,33 @@ public class TestGlobPaths {
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throws Exception {
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// Test that globbing through a symlink to a directory yields a path
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// containing that symlink.
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wrap.mkdir(new Path("/alpha"),
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FsPermission.getDirDefault(), false);
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wrap.createSymlink(new Path("/alpha"), new Path("/alphaLink"), false);
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wrap.mkdir(new Path("/alphaLink/beta"),
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wrap.mkdir(new Path(USER_DIR + "/alpha"), FsPermission.getDirDefault(),
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false);
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wrap.createSymlink(new Path(USER_DIR + "/alpha"), new Path(USER_DIR
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+ "/alphaLink"), false);
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wrap.mkdir(new Path(USER_DIR + "/alphaLink/beta"),
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FsPermission.getDirDefault(), false);
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// Test simple glob
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FileStatus[] statuses =
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wrap.globStatus(new Path("/alpha/*"), new AcceptAllPathFilter());
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Assert.assertEquals(1, statuses.length);
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Assert.assertEquals("/alpha/beta",
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statuses[0].getPath().toUri().getPath());
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// Test glob through symlink
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statuses =
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wrap.globStatus(new Path("/alphaLink/*"), new AcceptAllPathFilter());
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Assert.assertEquals(1, statuses.length);
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Assert.assertEquals("/alphaLink/beta",
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statuses[0].getPath().toUri().getPath());
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// If the terminal path component in a globbed path is a symlink,
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// we don't dereference that link.
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wrap.createSymlink(new Path("beta"), new Path("/alphaLink/betaLink"),
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false);
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statuses = wrap.globStatus(new Path("/alpha/betaLi*"),
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FileStatus[] statuses = wrap.globStatus(new Path(USER_DIR + "/alpha/*"),
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new AcceptAllPathFilter());
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Assert.assertEquals(1, statuses.length);
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Assert.assertEquals("/alpha/betaLink",
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statuses[0].getPath().toUri().getPath());
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Assert.assertEquals(USER_DIR + "/alpha/beta", statuses[0].getPath()
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.toUri().getPath());
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// Test glob through symlink
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statuses = wrap.globStatus(new Path(USER_DIR + "/alphaLink/*"),
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new AcceptAllPathFilter());
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Assert.assertEquals(1, statuses.length);
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Assert.assertEquals(USER_DIR + "/alphaLink/beta", statuses[0].getPath()
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.toUri().getPath());
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// If the terminal path component in a globbed path is a symlink,
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// we don't dereference that link.
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wrap.createSymlink(new Path("beta"), new Path(USER_DIR
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+ "/alphaLink/betaLink"), false);
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statuses = wrap.globStatus(new Path(USER_DIR + "/alpha/betaLi*"),
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new AcceptAllPathFilter());
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Assert.assertEquals(1, statuses.length);
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Assert.assertEquals(USER_DIR + "/alpha/betaLink", statuses[0].getPath()
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.toUri().getPath());
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// todo: test symlink-to-symlink-to-dir, etc.
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}
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}
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@ -902,58 +898,64 @@ public class TestGlobPaths {
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*
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* Also test globbing dangling symlinks. It should NOT throw any exceptions!
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*/
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private static class TestGlobWithSymlinksToSymlinks
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implements FSTestWrapperGlobTest {
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private static class TestGlobWithSymlinksToSymlinks implements
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FSTestWrapperGlobTest {
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public void run(FSTestWrapper wrap, FileSystem fs, FileContext fc)
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throws Exception {
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// Test that globbing through a symlink to a symlink to a directory
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// fully resolves
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wrap.mkdir(new Path("/alpha"), FsPermission.getDirDefault(), false);
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wrap.createSymlink(new Path("/alpha"), new Path("/alphaLink"), false);
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wrap.createSymlink(new Path("/alphaLink"),
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new Path("/alphaLinkLink"), false);
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wrap.mkdir(new Path("/alpha/beta"), FsPermission.getDirDefault(), false);
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wrap.mkdir(new Path(USER_DIR + "/alpha"), FsPermission.getDirDefault(),
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false);
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wrap.createSymlink(new Path(USER_DIR + "/alpha"), new Path(USER_DIR
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+ "/alphaLink"), false);
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wrap.createSymlink(new Path(USER_DIR + "/alphaLink"), new Path(USER_DIR
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+ "/alphaLinkLink"), false);
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wrap.mkdir(new Path(USER_DIR + "/alpha/beta"),
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FsPermission.getDirDefault(), false);
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// Test glob through symlink to a symlink to a directory
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FileStatus statuses[] =
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wrap.globStatus(new Path("/alphaLinkLink"), new AcceptAllPathFilter());
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FileStatus statuses[] = wrap.globStatus(new Path(USER_DIR
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+ "/alphaLinkLink"), new AcceptAllPathFilter());
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Assert.assertEquals(1, statuses.length);
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Assert.assertEquals("/alphaLinkLink",
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statuses[0].getPath().toUri().getPath());
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statuses =
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wrap.globStatus(new Path("/alphaLinkLink/*"), new AcceptAllPathFilter());
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Assert.assertEquals(USER_DIR + "/alphaLinkLink", statuses[0].getPath()
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.toUri().getPath());
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statuses = wrap.globStatus(new Path(USER_DIR + "/alphaLinkLink/*"),
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new AcceptAllPathFilter());
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Assert.assertEquals(1, statuses.length);
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Assert.assertEquals("/alphaLinkLink/beta",
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statuses[0].getPath().toUri().getPath());
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Assert.assertEquals(USER_DIR + "/alphaLinkLink/beta", statuses[0]
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.getPath().toUri().getPath());
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// Test glob of dangling symlink (theta does not actually exist)
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wrap.createSymlink(new Path("theta"), new Path("/alpha/kappa"), false);
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statuses = wrap.globStatus(new Path("/alpha/kappa/kappa"),
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new AcceptAllPathFilter());
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wrap.createSymlink(new Path(USER_DIR + "theta"), new Path(USER_DIR
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+ "/alpha/kappa"), false);
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statuses = wrap.globStatus(new Path(USER_DIR + "/alpha/kappa/kappa"),
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new AcceptAllPathFilter());
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Assert.assertNull(statuses);
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// Test glob of symlinks
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wrap.createFile("/alpha/beta/gamma");
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wrap.createSymlink(new Path("gamma"),
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new Path("/alpha/beta/gammaLink"), false);
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wrap.createSymlink(new Path("gammaLink"),
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new Path("/alpha/beta/gammaLinkLink"), false);
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wrap.createSymlink(new Path("gammaLinkLink"),
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new Path("/alpha/beta/gammaLinkLinkLink"), false);
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statuses = wrap.globStatus(new Path("/alpha/*/gammaLinkLinkLink"),
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new AcceptAllPathFilter());
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wrap.createFile(USER_DIR + "/alpha/beta/gamma");
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wrap.createSymlink(new Path(USER_DIR + "gamma"), new Path(USER_DIR
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+ "/alpha/beta/gammaLink"), false);
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wrap.createSymlink(new Path(USER_DIR + "gammaLink"), new Path(USER_DIR
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+ "/alpha/beta/gammaLinkLink"), false);
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wrap.createSymlink(new Path(USER_DIR + "gammaLinkLink"), new Path(
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USER_DIR + "/alpha/beta/gammaLinkLinkLink"), false);
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statuses = wrap.globStatus(new Path(USER_DIR
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+ "/alpha/*/gammaLinkLinkLink"), new AcceptAllPathFilter());
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Assert.assertEquals(1, statuses.length);
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Assert.assertEquals("/alpha/beta/gammaLinkLinkLink",
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Assert.assertEquals(USER_DIR + "/alpha/beta/gammaLinkLinkLink",
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statuses[0].getPath().toUri().getPath());
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statuses = wrap.globStatus(new Path("/alpha/beta/*"),
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new AcceptAllPathFilter());
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Assert.assertEquals("/alpha/beta/gamma;/alpha/beta/gammaLink;" +
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"/alpha/beta/gammaLinkLink;/alpha/beta/gammaLinkLinkLink",
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statuses = wrap.globStatus(new Path(USER_DIR + "/alpha/beta/*"),
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new AcceptAllPathFilter());
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Assert.assertEquals(USER_DIR + "/alpha/beta/gamma;" + USER_DIR
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+ "/alpha/beta/gammaLink;" + USER_DIR + "/alpha/beta/gammaLinkLink;"
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+ USER_DIR + "/alpha/beta/gammaLinkLinkLink",
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TestPath.mergeStatuses(statuses));
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// Let's create two symlinks that point to each other, and glob on them.
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wrap.createSymlink(new Path("tweedledee"),
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new Path("/tweedledum"), false);
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wrap.createSymlink(new Path("tweedledum"),
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new Path("/tweedledee"), false);
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statuses = wrap.globStatus(new Path("/tweedledee/unobtainium"),
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new AcceptAllPathFilter());
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wrap.createSymlink(new Path(USER_DIR + "tweedledee"), new Path(USER_DIR
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+ "/tweedledum"), false);
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wrap.createSymlink(new Path(USER_DIR + "tweedledum"), new Path(USER_DIR
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+ "/tweedledee"), false);
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statuses = wrap.globStatus(
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new Path(USER_DIR + "/tweedledee/unobtainium"),
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new AcceptAllPathFilter());
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Assert.assertNull(statuses);
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}
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}
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@ -971,34 +973,39 @@ public class TestGlobPaths {
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/**
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* Test globbing symlinks with a custom PathFilter
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*/
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private static class TestGlobSymlinksWithCustomPathFilter
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implements FSTestWrapperGlobTest {
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private static class TestGlobSymlinksWithCustomPathFilter implements
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FSTestWrapperGlobTest {
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public void run(FSTestWrapper wrap, FileSystem fs, FileContext fc)
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throws Exception {
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// Test that globbing through a symlink to a symlink to a directory
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// fully resolves
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wrap.mkdir(new Path("/alpha"), FsPermission.getDirDefault(), false);
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wrap.createSymlink(new Path("/alpha"), new Path("/alphaLinkz"), false);
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wrap.mkdir(new Path("/alpha/beta"), FsPermission.getDirDefault(), false);
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wrap.mkdir(new Path("/alpha/betaz"), FsPermission.getDirDefault(), false);
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// Test glob through symlink to a symlink to a directory, with a PathFilter
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FileStatus statuses[] =
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wrap.globStatus(new Path("/alpha/beta"), new AcceptPathsEndingInZ());
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wrap.mkdir(new Path(USER_DIR + "/alpha"), FsPermission.getDirDefault(),
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false);
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wrap.createSymlink(new Path(USER_DIR + "/alpha"), new Path(USER_DIR
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+ "/alphaLinkz"), false);
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wrap.mkdir(new Path(USER_DIR + "/alpha/beta"),
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FsPermission.getDirDefault(), false);
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wrap.mkdir(new Path(USER_DIR + "/alpha/betaz"),
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FsPermission.getDirDefault(), false);
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// Test glob through symlink to a symlink to a directory, with a
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// PathFilter
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FileStatus statuses[] = wrap.globStatus(
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new Path(USER_DIR + "/alpha/beta"), new AcceptPathsEndingInZ());
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Assert.assertNull(statuses);
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statuses =
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wrap.globStatus(new Path("/alphaLinkz/betaz"), new AcceptPathsEndingInZ());
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statuses = wrap.globStatus(new Path(USER_DIR + "/alphaLinkz/betaz"),
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new AcceptPathsEndingInZ());
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Assert.assertEquals(1, statuses.length);
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Assert.assertEquals("/alphaLinkz/betaz",
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statuses[0].getPath().toUri().getPath());
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statuses =
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wrap.globStatus(new Path("/*/*"), new AcceptPathsEndingInZ());
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Assert.assertEquals("/alpha/betaz;/alphaLinkz/betaz",
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TestPath.mergeStatuses(statuses));
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statuses =
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wrap.globStatus(new Path("/*/*"), new AcceptAllPathFilter());
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Assert.assertEquals("/alpha/beta;/alpha/betaz;" +
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"/alphaLinkz/beta;/alphaLinkz/betaz",
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TestPath.mergeStatuses(statuses));
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Assert.assertEquals(USER_DIR + "/alphaLinkz/betaz", statuses[0].getPath()
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.toUri().getPath());
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statuses = wrap.globStatus(new Path(USER_DIR + "/*/*"),
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new AcceptPathsEndingInZ());
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Assert.assertEquals(USER_DIR + "/alpha/betaz;" + USER_DIR
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+ "/alphaLinkz/betaz", TestPath.mergeStatuses(statuses));
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statuses = wrap.globStatus(new Path(USER_DIR + "/*/*"),
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new AcceptAllPathFilter());
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Assert.assertEquals(USER_DIR + "/alpha/beta;" + USER_DIR
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+ "/alpha/betaz;" + USER_DIR + "/alphaLinkz/beta;" + USER_DIR
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+ "/alphaLinkz/betaz", TestPath.mergeStatuses(statuses));
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}
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}
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@ -1015,24 +1022,25 @@ public class TestGlobPaths {
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/**
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* Test that globStatus fills in the scheme even when it is not provided.
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*/
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private static class TestGlobFillsInScheme
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implements FSTestWrapperGlobTest {
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public void run(FSTestWrapper wrap, FileSystem fs, FileContext fc)
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private static class TestGlobFillsInScheme implements FSTestWrapperGlobTest {
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public void run(FSTestWrapper wrap, FileSystem fs, FileContext fc)
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throws Exception {
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// Verify that the default scheme is hdfs, when we don't supply one.
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wrap.mkdir(new Path("/alpha"), FsPermission.getDirDefault(), false);
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wrap.createSymlink(new Path("/alpha"), new Path("/alphaLink"), false);
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FileStatus statuses[] =
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wrap.globStatus(new Path("/alphaLink"), new AcceptAllPathFilter());
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wrap.mkdir(new Path(USER_DIR + "/alpha"), FsPermission.getDirDefault(),
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false);
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wrap.createSymlink(new Path(USER_DIR + "/alpha"), new Path(USER_DIR
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+ "/alphaLink"), false);
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FileStatus statuses[] = wrap.globStatus(
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new Path(USER_DIR + "/alphaLink"), new AcceptAllPathFilter());
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Assert.assertEquals(1, statuses.length);
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Path path = statuses[0].getPath();
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Assert.assertEquals("/alphaLink", path.toUri().getPath());
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Assert.assertEquals(USER_DIR + "/alphaLink", path.toUri().getPath());
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Assert.assertEquals("hdfs", path.toUri().getScheme());
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if (fc != null) {
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// If we're using FileContext, then we can list a file:/// URI.
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// Since everyone should have the root directory, we list that.
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statuses =
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wrap.globStatus(new Path("file:///"), new AcceptAllPathFilter());
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statuses = wrap.globStatus(new Path("file:///"),
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new AcceptAllPathFilter());
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Assert.assertEquals(1, statuses.length);
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Path filePath = statuses[0].getPath();
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Assert.assertEquals("file", filePath.toUri().getScheme());
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