HDFS-10431 Refactor and speedup TestAsyncDFSRename. Contributed by Xiaobing Zhou
This commit is contained in:
Tsz-Wo Nicholas Sze
parent
fed9bf0ec1
commit
f4b9bcd87c
@ -29,13 +29,16 @@
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import static org.apache.hadoop.hdfs.server.namenode.AclTestHelpers.aclEntry;
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import static org.junit.Assert.assertArrayEquals;
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import static org.junit.Assert.assertTrue;
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import static org.junit.Assert.assertFalse;
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import static org.junit.Assert.fail;
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import java.io.IOException;
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import java.security.PrivilegedExceptionAction;
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import java.util.Arrays;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import java.util.Random;
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import java.util.concurrent.ExecutionException;
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import java.util.concurrent.Future;
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@ -43,15 +46,21 @@
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import org.apache.commons.logging.LogFactory;
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import org.apache.hadoop.conf.Configuration;
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import org.apache.hadoop.fs.CommonConfigurationKeys;
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import org.apache.hadoop.fs.FileStatus;
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import org.apache.hadoop.fs.FileSystem;
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import org.apache.hadoop.fs.Path;
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import org.apache.hadoop.fs.Options.Rename;
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import org.apache.hadoop.fs.permission.AclEntry;
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import org.apache.hadoop.fs.permission.AclStatus;
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import org.apache.hadoop.fs.permission.FsAction;
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import org.apache.hadoop.fs.permission.FsPermission;
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import org.apache.hadoop.hdfs.TestDFSPermission.PermissionGenerator;
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import org.apache.hadoop.hdfs.server.namenode.AclTestHelpers;
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import org.apache.hadoop.hdfs.server.namenode.FSAclBaseTest;
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import org.apache.hadoop.ipc.AsyncCallLimitExceededException;
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import org.apache.hadoop.security.AccessControlException;
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import org.apache.hadoop.security.UserGroupInformation;
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import org.apache.hadoop.util.Time;
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import org.junit.After;
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import org.junit.Before;
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import org.junit.Test;
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@ -63,21 +72,28 @@
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* */
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public class TestAsyncDFS {
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public static final Log LOG = LogFactory.getLog(TestAsyncDFS.class);
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private static final int NUM_TESTS = 1000;
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private final short replFactor = 1;
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private final long blockSize = 512;
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private long fileLen = blockSize * 3;
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private final long seed = Time.now();
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private final Random r = new Random(seed);
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private final PermissionGenerator permGenerator = new PermissionGenerator(r);
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private static final int NUM_TESTS = 50;
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private static final int NUM_NN_HANDLER = 10;
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private static final int ASYNC_CALL_LIMIT = 100;
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private static final int ASYNC_CALL_LIMIT = 1000;
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private Configuration conf;
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private MiniDFSCluster cluster;
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private FileSystem fs;
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private AsyncDistributedFileSystem adfs;
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@Before
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public void setup() throws IOException {
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conf = new HdfsConfiguration();
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// explicitly turn on acl
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conf.setBoolean(DFSConfigKeys.DFS_NAMENODE_ACLS_ENABLED_KEY, true);
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// explicitly turn on ACL
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conf.setBoolean(DFSConfigKeys.DFS_NAMENODE_ACLS_ENABLED_KEY, true);
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// explicitly turn on permission checking
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conf.setBoolean(DFSConfigKeys.DFS_PERMISSIONS_ENABLED_KEY, true);
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// set the limit of max async calls
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conf.setInt(CommonConfigurationKeys.IPC_CLIENT_ASYNC_CALLS_MAX_KEY,
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ASYNC_CALL_LIMIT);
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@ -86,6 +102,7 @@ public void setup() throws IOException {
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cluster = new MiniDFSCluster.Builder(conf).numDataNodes(3).build();
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cluster.waitActive();
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fs = FileSystem.get(conf);
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adfs = cluster.getFileSystem().getAsyncDistributedFileSystem();
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}
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@After
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@ -130,13 +147,9 @@ public void testBatchAsyncAcl() throws Exception {
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final String basePath = "testBatchAsyncAcl";
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final Path parent = new Path(String.format("/test/%s/", basePath));
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AsyncDistributedFileSystem adfs = cluster.getFileSystem()
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.getAsyncDistributedFileSystem();
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// prepare test
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int count = NUM_TESTS;
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final Path[] paths = new Path[count];
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for (int i = 0; i < count; i++) {
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final Path[] paths = new Path[NUM_TESTS];
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for (int i = 0; i < NUM_TESTS; i++) {
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paths[i] = new Path(parent, "acl" + i);
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FileSystem.mkdirs(fs, paths[i],
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FsPermission.createImmutable((short) 0750));
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@ -153,7 +166,7 @@ public void testBatchAsyncAcl() throws Exception {
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int start = 0, end = 0;
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try {
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// test setAcl
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for (int i = 0; i < count; i++) {
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for (int i = 0; i < NUM_TESTS; i++) {
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for (;;) {
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try {
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Future<Void> retFuture = adfs.setAcl(paths[i], aclSpec);
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@ -166,12 +179,12 @@ public void testBatchAsyncAcl() throws Exception {
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}
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}
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}
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waitForAclReturnValues(setAclRetFutures, end, count);
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waitForAclReturnValues(setAclRetFutures, end, NUM_TESTS);
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// test getAclStatus
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start = 0;
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end = 0;
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for (int i = 0; i < count; i++) {
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for (int i = 0; i < NUM_TESTS; i++) {
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for (;;) {
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try {
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Future<AclStatus> retFuture = adfs.getAclStatus(paths[i]);
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@ -185,13 +198,23 @@ public void testBatchAsyncAcl() throws Exception {
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}
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}
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}
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waitForAclReturnValues(getAclRetFutures, end, count, paths,
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waitForAclReturnValues(getAclRetFutures, end, NUM_TESTS, paths,
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expectedAclSpec);
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} catch (Exception e) {
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throw e;
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}
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}
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static void waitForReturnValues(final Map<Integer, Future<Void>> retFutures,
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final int start, final int end)
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throws InterruptedException, ExecutionException {
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LOG.info(String.format("calling waitForReturnValues [%d, %d)", start, end));
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for (int i = start; i < end; i++) {
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LOG.info("calling Future#get #" + i);
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retFutures.get(i).get();
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}
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}
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private void waitForAclReturnValues(
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final Map<Integer, Future<Void>> aclRetFutures, final int start,
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final int end) throws InterruptedException, ExecutionException {
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@ -266,9 +289,12 @@ public void testAsyncAPIWithException() throws Exception {
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final Path parent = new Path("/test/async_api_exception/");
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final Path aclDir = new Path(parent, "aclDir");
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fs.mkdirs(aclDir, FsPermission.createImmutable((short) 0770));
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final Path src = new Path(parent, "src");
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final Path dst = new Path(parent, "dst");
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fs.mkdirs(aclDir, FsPermission.createImmutable((short) 0700));
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fs.mkdirs(src);
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AsyncDistributedFileSystem adfs = ugi1
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AsyncDistributedFileSystem adfs1 = ugi1
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.doAs(new PrivilegedExceptionAction<AsyncDistributedFileSystem>() {
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@Override
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public AsyncDistributedFileSystem run() throws Exception {
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@ -277,9 +303,36 @@ public AsyncDistributedFileSystem run() throws Exception {
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});
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Future<Void> retFuture;
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// test rename
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try {
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retFuture = adfs1.rename(src, dst, Rename.OVERWRITE);
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retFuture.get();
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} catch (ExecutionException e) {
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checkPermissionDenied(e, src, user1);
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assertTrue("Permission denied messages must carry the path parent", e
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.getMessage().contains(src.getParent().toUri().getPath()));
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}
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// test setPermission
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FsPermission fsPerm = new FsPermission(permGenerator.next());
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try {
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retFuture = adfs1.setPermission(src, fsPerm);
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retFuture.get();
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} catch (ExecutionException e) {
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checkPermissionDenied(e, src, user1);
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}
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// test setOwner
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try {
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retFuture = adfs1.setOwner(src, "user1", "group2");
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retFuture.get();
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} catch (ExecutionException e) {
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checkPermissionDenied(e, src, user1);
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}
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// test setAcl
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try {
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retFuture = adfs.setAcl(aclDir,
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retFuture = adfs1.setAcl(aclDir,
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Lists.newArrayList(aclEntry(ACCESS, USER, ALL)));
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retFuture.get();
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fail("setAcl should fail with permission denied");
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@ -289,7 +342,7 @@ public AsyncDistributedFileSystem run() throws Exception {
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// test getAclStatus
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try {
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Future<AclStatus> aclRetFuture = adfs.getAclStatus(aclDir);
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Future<AclStatus> aclRetFuture = adfs1.getAclStatus(aclDir);
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aclRetFuture.get();
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fail("getAclStatus should fail with permission denied");
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} catch (ExecutionException e) {
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@ -307,4 +360,148 @@ public static void checkPermissionDenied(final Exception e, final Path dir,
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assertTrue("Permission denied messages must carry the name of the path",
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e.getMessage().contains(dir.getName()));
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}
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@Test(timeout = 120000)
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public void testConcurrentAsyncAPI() throws Exception {
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String group1 = "group1";
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String group2 = "group2";
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String user1 = "user1";
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// create fake mapping for the groups
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Map<String, String[]> u2gMap = new HashMap<String, String[]>(1);
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u2gMap.put(user1, new String[] {group1, group2});
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DFSTestUtil.updateConfWithFakeGroupMapping(conf, u2gMap);
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// prepare for test
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final Path parent = new Path(
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String.format("/test/%s/", "testConcurrentAsyncAPI"));
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final Path[] srcs = new Path[NUM_TESTS];
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final Path[] dsts = new Path[NUM_TESTS];
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short[] permissions = new short[NUM_TESTS];
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for (int i = 0; i < NUM_TESTS; i++) {
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srcs[i] = new Path(parent, "src" + i);
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dsts[i] = new Path(parent, "dst" + i);
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DFSTestUtil.createFile(fs, srcs[i], fileLen, replFactor, 1);
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DFSTestUtil.createFile(fs, dsts[i], fileLen, replFactor, 1);
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assertTrue(fs.exists(srcs[i]));
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assertTrue(fs.getFileStatus(srcs[i]).isFile());
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assertTrue(fs.exists(dsts[i]));
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assertTrue(fs.getFileStatus(dsts[i]).isFile());
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permissions[i] = permGenerator.next();
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}
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Map<Integer, Future<Void>> renameRetFutures =
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new HashMap<Integer, Future<Void>>();
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Map<Integer, Future<Void>> permRetFutures =
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new HashMap<Integer, Future<Void>>();
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Map<Integer, Future<Void>> ownerRetFutures =
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new HashMap<Integer, Future<Void>>();
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int start = 0, end = 0;
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// test rename
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for (int i = 0; i < NUM_TESTS; i++) {
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for (;;) {
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try {
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Future<Void> returnFuture = adfs.rename(srcs[i], dsts[i],
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Rename.OVERWRITE);
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renameRetFutures.put(i, returnFuture);
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break;
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} catch (AsyncCallLimitExceededException e) {
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start = end;
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end = i;
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waitForReturnValues(renameRetFutures, start, end);
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}
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}
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}
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// wait for completing the calls
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waitForAclReturnValues(renameRetFutures, end, NUM_TESTS);
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// verify the src should not exist, dst should
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for (int i = 0; i < NUM_TESTS; i++) {
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assertFalse(fs.exists(srcs[i]));
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assertTrue(fs.exists(dsts[i]));
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}
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// test permissions
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for (int i = 0; i < NUM_TESTS; i++) {
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for (;;) {
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try {
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Future<Void> retFuture = adfs.setPermission(dsts[i],
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new FsPermission(permissions[i]));
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permRetFutures.put(i, retFuture);
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break;
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} catch (AsyncCallLimitExceededException e) {
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start = end;
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end = i;
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waitForReturnValues(permRetFutures, start, end);
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}
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}
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}
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// wait for completing the calls
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waitForAclReturnValues(permRetFutures, end, NUM_TESTS);
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// verify the permission
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for (int i = 0; i < NUM_TESTS; i++) {
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assertTrue(fs.exists(dsts[i]));
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FsPermission fsPerm = new FsPermission(permissions[i]);
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checkAccessPermissions(fs.getFileStatus(dsts[i]), fsPerm.getUserAction());
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}
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// test setOwner
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start = 0;
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end = 0;
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for (int i = 0; i < NUM_TESTS; i++) {
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for (;;) {
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try {
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Future<Void> retFuture = adfs.setOwner(dsts[i], "user1", "group2");
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ownerRetFutures.put(i, retFuture);
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break;
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} catch (AsyncCallLimitExceededException e) {
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start = end;
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end = i;
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waitForReturnValues(ownerRetFutures, start, end);
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}
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}
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}
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// wait for completing the calls
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waitForAclReturnValues(ownerRetFutures, end, NUM_TESTS);
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// verify the owner
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for (int i = 0; i < NUM_TESTS; i++) {
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assertTrue(fs.exists(dsts[i]));
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assertTrue("user1".equals(fs.getFileStatus(dsts[i]).getOwner()));
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assertTrue("group2".equals(fs.getFileStatus(dsts[i]).getGroup()));
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}
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}
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static void checkAccessPermissions(FileStatus stat, FsAction mode)
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throws IOException {
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checkAccessPermissions(UserGroupInformation.getCurrentUser(), stat, mode);
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}
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static void checkAccessPermissions(final UserGroupInformation ugi,
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FileStatus stat, FsAction mode) throws IOException {
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FsPermission perm = stat.getPermission();
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String user = ugi.getShortUserName();
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List<String> groups = Arrays.asList(ugi.getGroupNames());
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if (user.equals(stat.getOwner())) {
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if (perm.getUserAction().implies(mode)) {
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return;
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}
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} else if (groups.contains(stat.getGroup())) {
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if (perm.getGroupAction().implies(mode)) {
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return;
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}
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} else {
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if (perm.getOtherAction().implies(mode)) {
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return;
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}
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}
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throw new AccessControlException(String.format(
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"Permission denied: user=%s, path=\"%s\":%s:%s:%s%s", user, stat
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.getPath(), stat.getOwner(), stat.getGroup(),
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stat.isDirectory() ? "d" : "-", perm));
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}
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}
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@ -19,14 +19,11 @@
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import static org.junit.Assert.assertFalse;
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import static org.junit.Assert.assertTrue;
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import static org.junit.Assert.assertEquals;
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import java.io.IOException;
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import java.security.PrivilegedExceptionAction;
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import java.util.Arrays;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import java.util.Random;
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import java.util.concurrent.ExecutionException;
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import java.util.concurrent.Future;
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@ -34,521 +31,157 @@
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import org.apache.commons.logging.LogFactory;
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import org.apache.hadoop.conf.Configuration;
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import org.apache.hadoop.fs.CommonConfigurationKeys;
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import org.apache.hadoop.fs.FileStatus;
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import org.apache.hadoop.fs.FileSystem;
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import org.apache.hadoop.fs.Path;
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import org.apache.hadoop.fs.Options.Rename;
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import org.apache.hadoop.fs.permission.FsAction;
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import org.apache.hadoop.fs.permission.FsPermission;
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import org.apache.hadoop.hdfs.TestDFSPermission.PermissionGenerator;
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import org.apache.hadoop.hdfs.protocol.LocatedBlocks;
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import org.apache.hadoop.hdfs.server.blockmanagement.BlockManager;
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import org.apache.hadoop.hdfs.server.namenode.NameNodeAdapter;
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import org.apache.hadoop.ipc.AsyncCallLimitExceededException;
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import org.apache.hadoop.security.AccessControlException;
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import org.apache.hadoop.security.UserGroupInformation;
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import org.apache.hadoop.util.Time;
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import org.junit.After;
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import org.junit.Before;
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import org.junit.Test;
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public class TestAsyncDFSRename {
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public static final Log LOG = LogFactory.getLog(TestAsyncDFSRename.class);
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private final long seed = Time.now();
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private final Random r = new Random(seed);
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private final PermissionGenerator permGenerator = new PermissionGenerator(r);
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private final short replFactor = 2;
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private final short replFactor = 1;
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private final long blockSize = 512;
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private long fileLen = blockSize * 3;
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private static final int NUM_TESTS = 50;
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private static final int NUM_NN_HANDLER = 10;
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private static final int ASYNC_CALL_LIMIT = 1000;
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/**
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* Check the blocks of dst file are cleaned after rename with overwrite
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* Restart NN to check the rename successfully
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*/
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@Test(timeout = 60000)
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public void testAsyncRenameWithOverwrite() throws Exception {
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Configuration conf = new Configuration();
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MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf).numDataNodes(
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replFactor).build();
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private Configuration conf;
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private MiniDFSCluster cluster;
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private FileSystem fs;
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private AsyncDistributedFileSystem adfs;
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@Before
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public void setup() throws IOException {
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conf = new HdfsConfiguration();
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// set the limit of max async calls
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conf.setInt(CommonConfigurationKeys.IPC_CLIENT_ASYNC_CALLS_MAX_KEY,
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ASYNC_CALL_LIMIT);
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// set server handlers
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conf.setInt(DFSConfigKeys.DFS_NAMENODE_HANDLER_COUNT_KEY, NUM_NN_HANDLER);
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cluster = new MiniDFSCluster.Builder(conf).numDataNodes(1).build();
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cluster.waitActive();
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DistributedFileSystem dfs = cluster.getFileSystem();
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AsyncDistributedFileSystem adfs = dfs.getAsyncDistributedFileSystem();
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fs = FileSystem.get(conf);
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adfs = cluster.getFileSystem().getAsyncDistributedFileSystem();
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}
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try {
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String src = "/foo/src";
|
||||
String dst = "/foo/dst";
|
||||
String src2 = "/foo/src2";
|
||||
String dst2 = "/foo/dst2";
|
||||
Path srcPath = new Path(src);
|
||||
Path dstPath = new Path(dst);
|
||||
Path srcPath2 = new Path(src2);
|
||||
Path dstPath2 = new Path(dst2);
|
||||
|
||||
DFSTestUtil.createFile(dfs, srcPath, fileLen, replFactor, 1);
|
||||
DFSTestUtil.createFile(dfs, dstPath, fileLen, replFactor, 1);
|
||||
DFSTestUtil.createFile(dfs, srcPath2, fileLen, replFactor, 1);
|
||||
DFSTestUtil.createFile(dfs, dstPath2, fileLen, replFactor, 1);
|
||||
|
||||
LocatedBlocks lbs = NameNodeAdapter.getBlockLocations(
|
||||
cluster.getNameNode(), dst, 0, fileLen);
|
||||
LocatedBlocks lbs2 = NameNodeAdapter.getBlockLocations(
|
||||
cluster.getNameNode(), dst2, 0, fileLen);
|
||||
BlockManager bm = NameNodeAdapter.getNamesystem(cluster.getNameNode())
|
||||
.getBlockManager();
|
||||
assertTrue(bm.getStoredBlock(lbs.getLocatedBlocks().get(0).getBlock()
|
||||
.getLocalBlock()) != null);
|
||||
assertTrue(bm.getStoredBlock(lbs2.getLocatedBlocks().get(0).getBlock()
|
||||
.getLocalBlock()) != null);
|
||||
|
||||
Future<Void> retVal1 = adfs.rename(srcPath, dstPath, Rename.OVERWRITE);
|
||||
Future<Void> retVal2 = adfs.rename(srcPath2, dstPath2, Rename.OVERWRITE);
|
||||
retVal1.get();
|
||||
retVal2.get();
|
||||
|
||||
assertTrue(bm.getStoredBlock(lbs.getLocatedBlocks().get(0).getBlock()
|
||||
.getLocalBlock()) == null);
|
||||
assertTrue(bm.getStoredBlock(lbs2.getLocatedBlocks().get(0).getBlock()
|
||||
.getLocalBlock()) == null);
|
||||
|
||||
// Restart NN and check the rename successfully
|
||||
cluster.restartNameNodes();
|
||||
assertFalse(dfs.exists(srcPath));
|
||||
assertTrue(dfs.exists(dstPath));
|
||||
assertFalse(dfs.exists(srcPath2));
|
||||
assertTrue(dfs.exists(dstPath2));
|
||||
} finally {
|
||||
if (dfs != null) {
|
||||
dfs.close();
|
||||
}
|
||||
if (cluster != null) {
|
||||
cluster.shutdown();
|
||||
}
|
||||
@After
|
||||
public void tearDown() throws IOException {
|
||||
if (fs != null) {
|
||||
fs.close();
|
||||
fs = null;
|
||||
}
|
||||
if (cluster != null) {
|
||||
cluster.shutdown();
|
||||
cluster = null;
|
||||
}
|
||||
}
|
||||
|
||||
@Test(timeout = 60000)
|
||||
public void testCallGetReturnValueMultipleTimes() throws Exception {
|
||||
final Path renameDir = new Path(
|
||||
"/test/testCallGetReturnValueMultipleTimes/");
|
||||
final Configuration conf = new HdfsConfiguration();
|
||||
conf.setInt(CommonConfigurationKeys.IPC_CLIENT_ASYNC_CALLS_MAX_KEY, 200);
|
||||
final MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf)
|
||||
.numDataNodes(2).build();
|
||||
cluster.waitActive();
|
||||
final DistributedFileSystem dfs = cluster.getFileSystem();
|
||||
final AsyncDistributedFileSystem adfs = dfs.getAsyncDistributedFileSystem();
|
||||
final int count = 100;
|
||||
final Map<Integer, Future<Void>> returnFutures = new HashMap<Integer, Future<Void>>();
|
||||
final Path parent = new Path("/test/testCallGetReturnValueMultipleTimes/");
|
||||
assertTrue(fs.mkdirs(parent));
|
||||
|
||||
assertTrue(dfs.mkdirs(renameDir));
|
||||
// prepare test
|
||||
final Path[] srcs = new Path[NUM_TESTS];
|
||||
final Path[] dsts = new Path[NUM_TESTS];
|
||||
for (int i = 0; i < NUM_TESTS; i++) {
|
||||
srcs[i] = new Path(parent, "src" + i);
|
||||
dsts[i] = new Path(parent, "dst" + i);
|
||||
DFSTestUtil.createFile(fs, srcs[i], fileLen, replFactor, 1);
|
||||
DFSTestUtil.createFile(fs, dsts[i], fileLen, replFactor, 1);
|
||||
}
|
||||
|
||||
try {
|
||||
// concurrently invoking many rename
|
||||
for (int i = 0; i < count; i++) {
|
||||
Path src = new Path(renameDir, "src" + i);
|
||||
Path dst = new Path(renameDir, "dst" + i);
|
||||
DFSTestUtil.createFile(dfs, src, fileLen, replFactor, 1);
|
||||
DFSTestUtil.createFile(dfs, dst, fileLen, replFactor, 1);
|
||||
Future<Void> returnFuture = adfs.rename(src, dst, Rename.OVERWRITE);
|
||||
returnFutures.put(i, returnFuture);
|
||||
}
|
||||
// concurrently invoking many rename
|
||||
final Map<Integer, Future<Void>> reFutures =
|
||||
new HashMap<Integer, Future<Void>>();
|
||||
for (int i = 0; i < NUM_TESTS; i++) {
|
||||
Future<Void> retFuture = adfs.rename(srcs[i], dsts[i],
|
||||
Rename.OVERWRITE);
|
||||
reFutures.put(i, retFuture);
|
||||
}
|
||||
|
||||
for (int i = 0; i < 5; i++) {
|
||||
verifyCallGetReturnValueMultipleTimes(returnFutures, count, cluster,
|
||||
renameDir, dfs);
|
||||
}
|
||||
} finally {
|
||||
if (dfs != null) {
|
||||
dfs.close();
|
||||
}
|
||||
if (cluster != null) {
|
||||
cluster.shutdown();
|
||||
}
|
||||
assertEquals(NUM_TESTS, reFutures.size());
|
||||
|
||||
for (int i = 0; i < 5; i++) {
|
||||
verifyCallGetReturnValueMultipleTimes(reFutures, srcs, dsts);
|
||||
}
|
||||
}
|
||||
|
||||
private void verifyCallGetReturnValueMultipleTimes(
|
||||
Map<Integer, Future<Void>> returnFutures, int count,
|
||||
MiniDFSCluster cluster, Path renameDir, DistributedFileSystem dfs)
|
||||
final Map<Integer, Future<Void>> reFutures, final Path[] srcs,
|
||||
final Path[] dsts)
|
||||
throws InterruptedException, ExecutionException, IOException {
|
||||
|
||||
// wait for completing the calls
|
||||
for (int i = 0; i < count; i++) {
|
||||
returnFutures.get(i).get();
|
||||
}
|
||||
waitForReturnValues(reFutures, 0, NUM_TESTS);
|
||||
|
||||
// Restart NN and check the rename successfully
|
||||
cluster.restartNameNodes();
|
||||
|
||||
// very the src dir should not exist, dst should
|
||||
for (int i = 0; i < count; i++) {
|
||||
Path src = new Path(renameDir, "src" + i);
|
||||
Path dst = new Path(renameDir, "dst" + i);
|
||||
assertFalse(dfs.exists(src));
|
||||
assertTrue(dfs.exists(dst));
|
||||
}
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testConservativeConcurrentAsyncRenameWithOverwrite()
|
||||
throws Exception {
|
||||
internalTestConcurrentAsyncRenameWithOverwrite(100,
|
||||
"testAggressiveConcurrentAsyncRenameWithOverwrite");
|
||||
// verify the src dir should not exist, dst should
|
||||
verifyRenames(srcs, dsts);
|
||||
}
|
||||
|
||||
@Test(timeout = 60000)
|
||||
public void testAggressiveConcurrentAsyncRenameWithOverwrite()
|
||||
throws Exception {
|
||||
internalTestConcurrentAsyncRenameWithOverwrite(10000,
|
||||
"testConservativeConcurrentAsyncRenameWithOverwrite");
|
||||
}
|
||||
public void testConcurrentAsyncRename() throws Exception {
|
||||
final Path parent = new Path(
|
||||
String.format("/test/%s/", "testConcurrentAsyncRename"));
|
||||
assertTrue(fs.mkdirs(parent));
|
||||
|
||||
private void internalTestConcurrentAsyncRenameWithOverwrite(
|
||||
final int asyncCallLimit, final String basePath) throws Exception {
|
||||
final Path renameDir = new Path(String.format("/test/%s/", basePath));
|
||||
Configuration conf = new HdfsConfiguration();
|
||||
conf.setInt(CommonConfigurationKeys.IPC_CLIENT_ASYNC_CALLS_MAX_KEY,
|
||||
asyncCallLimit);
|
||||
MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf).numDataNodes(2)
|
||||
.build();
|
||||
cluster.waitActive();
|
||||
DistributedFileSystem dfs = cluster.getFileSystem();
|
||||
AsyncDistributedFileSystem adfs = dfs.getAsyncDistributedFileSystem();
|
||||
int count = 1000;
|
||||
int start = 0, end = 0;
|
||||
Map<Integer, Future<Void>> returnFutures = new HashMap<Integer, Future<Void>>();
|
||||
|
||||
assertTrue(dfs.mkdirs(renameDir));
|
||||
|
||||
try {
|
||||
// concurrently invoking many rename
|
||||
for (int i = 0; i < count; i++) {
|
||||
Path src = new Path(renameDir, "src" + i);
|
||||
Path dst = new Path(renameDir, "dst" + i);
|
||||
DFSTestUtil.createFile(dfs, src, fileLen, replFactor, 1);
|
||||
DFSTestUtil.createFile(dfs, dst, fileLen, replFactor, 1);
|
||||
for (;;) {
|
||||
try {
|
||||
LOG.info("rename #" + i);
|
||||
Future<Void> returnFuture = adfs.rename(src, dst, Rename.OVERWRITE);
|
||||
returnFutures.put(i, returnFuture);
|
||||
break;
|
||||
} catch (AsyncCallLimitExceededException e) {
|
||||
/**
|
||||
* reached limit of async calls, fetch results of finished async
|
||||
* calls to let follow-on calls go
|
||||
*/
|
||||
LOG.error(e);
|
||||
start = end;
|
||||
end = i;
|
||||
LOG.info(String.format("start=%d, end=%d, i=%d", start, end, i));
|
||||
waitForReturnValues(returnFutures, start, end);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// wait for completing the calls
|
||||
for (int i = start; i < count; i++) {
|
||||
returnFutures.get(i).get();
|
||||
}
|
||||
|
||||
// Restart NN and check the rename successfully
|
||||
cluster.restartNameNodes();
|
||||
|
||||
// very the src dir should not exist, dst should
|
||||
for (int i = 0; i < count; i++) {
|
||||
Path src = new Path(renameDir, "src" + i);
|
||||
Path dst = new Path(renameDir, "dst" + i);
|
||||
assertFalse(dfs.exists(src));
|
||||
assertTrue(dfs.exists(dst));
|
||||
}
|
||||
} finally {
|
||||
if (dfs != null) {
|
||||
dfs.close();
|
||||
}
|
||||
if (cluster != null) {
|
||||
cluster.shutdown();
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
private void waitForReturnValues(
|
||||
final Map<Integer, Future<Void>> returnFutures, final int start,
|
||||
final int end) throws InterruptedException, ExecutionException {
|
||||
LOG.info(String.format("calling waitForReturnValues [%d, %d)", start, end));
|
||||
for (int i = start; i < end; i++) {
|
||||
LOG.info("calling Future#get #" + i);
|
||||
returnFutures.get(i).get();
|
||||
}
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testConservativeConcurrentAsyncAPI() throws Exception {
|
||||
internalTestConcurrentAsyncAPI(100, "testConservativeConcurrentAsyncAPI");
|
||||
}
|
||||
|
||||
@Test(timeout = 60000)
|
||||
public void testAggressiveConcurrentAsyncAPI() throws Exception {
|
||||
internalTestConcurrentAsyncAPI(10000, "testAggressiveConcurrentAsyncAPI");
|
||||
}
|
||||
|
||||
private void internalTestConcurrentAsyncAPI(final int asyncCallLimit,
|
||||
final String basePath) throws Exception {
|
||||
Configuration conf = new HdfsConfiguration();
|
||||
String group1 = "group1";
|
||||
String group2 = "group2";
|
||||
String user1 = "user1";
|
||||
int count = 500;
|
||||
|
||||
// explicitly turn on permission checking
|
||||
conf.setBoolean(DFSConfigKeys.DFS_PERMISSIONS_ENABLED_KEY, true);
|
||||
// set the limit of max async calls
|
||||
conf.setInt(CommonConfigurationKeys.IPC_CLIENT_ASYNC_CALLS_MAX_KEY,
|
||||
asyncCallLimit);
|
||||
|
||||
// create fake mapping for the groups
|
||||
Map<String, String[]> u2gMap = new HashMap<String, String[]>(1);
|
||||
u2gMap.put(user1, new String[] {group1, group2});
|
||||
DFSTestUtil.updateConfWithFakeGroupMapping(conf, u2gMap);
|
||||
|
||||
// start mini cluster
|
||||
final MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf)
|
||||
.numDataNodes(3).build();
|
||||
cluster.waitActive();
|
||||
AsyncDistributedFileSystem adfs = cluster.getFileSystem()
|
||||
.getAsyncDistributedFileSystem();
|
||||
|
||||
// prepare for test
|
||||
FileSystem rootFs = FileSystem.get(conf);
|
||||
final Path parent = new Path(String.format("/test/%s/", basePath));
|
||||
final Path[] srcs = new Path[count];
|
||||
final Path[] dsts = new Path[count];
|
||||
short[] permissions = new short[count];
|
||||
for (int i = 0; i < count; i++) {
|
||||
// prepare test
|
||||
final Path[] srcs = new Path[NUM_TESTS];
|
||||
final Path[] dsts = new Path[NUM_TESTS];
|
||||
for (int i = 0; i < NUM_TESTS; i++) {
|
||||
srcs[i] = new Path(parent, "src" + i);
|
||||
dsts[i] = new Path(parent, "dst" + i);
|
||||
DFSTestUtil.createFile(rootFs, srcs[i], fileLen, replFactor, 1);
|
||||
DFSTestUtil.createFile(rootFs, dsts[i], fileLen, replFactor, 1);
|
||||
assertTrue(rootFs.exists(srcs[i]));
|
||||
assertTrue(rootFs.getFileStatus(srcs[i]).isFile());
|
||||
assertTrue(rootFs.exists(dsts[i]));
|
||||
assertTrue(rootFs.getFileStatus(dsts[i]).isFile());
|
||||
permissions[i] = permGenerator.next();
|
||||
DFSTestUtil.createFile(fs, srcs[i], fileLen, replFactor, 1);
|
||||
DFSTestUtil.createFile(fs, dsts[i], fileLen, replFactor, 1);
|
||||
}
|
||||
|
||||
Map<Integer, Future<Void>> renameRetFutures =
|
||||
new HashMap<Integer, Future<Void>>();
|
||||
Map<Integer, Future<Void>> permRetFutures =
|
||||
new HashMap<Integer, Future<Void>>();
|
||||
Map<Integer, Future<Void>> ownerRetFutures =
|
||||
new HashMap<Integer, Future<Void>>();
|
||||
// concurrently invoking many rename
|
||||
int start = 0, end = 0;
|
||||
// test rename
|
||||
for (int i = 0; i < count; i++) {
|
||||
Map<Integer, Future<Void>> retFutures =
|
||||
new HashMap<Integer, Future<Void>>();
|
||||
for (int i = 0; i < NUM_TESTS; i++) {
|
||||
for (;;) {
|
||||
try {
|
||||
Future<Void> returnFuture = adfs.rename(srcs[i], dsts[i],
|
||||
LOG.info("rename #" + i);
|
||||
Future<Void> retFuture = adfs.rename(srcs[i], dsts[i],
|
||||
Rename.OVERWRITE);
|
||||
renameRetFutures.put(i, returnFuture);
|
||||
retFutures.put(i, retFuture);
|
||||
break;
|
||||
} catch (AsyncCallLimitExceededException e) {
|
||||
/**
|
||||
* reached limit of async calls, fetch results of finished async calls
|
||||
* to let follow-on calls go
|
||||
*/
|
||||
LOG.error(e);
|
||||
start = end;
|
||||
end = i;
|
||||
waitForReturnValues(renameRetFutures, start, end);
|
||||
LOG.info(String.format("start=%d, end=%d, i=%d", start, end, i));
|
||||
waitForReturnValues(retFutures, start, end);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// wait for completing the calls
|
||||
for (int i = start; i < count; i++) {
|
||||
renameRetFutures.get(i).get();
|
||||
}
|
||||
waitForReturnValues(retFutures, end, NUM_TESTS);
|
||||
|
||||
// Restart NN and check the rename successfully
|
||||
cluster.restartNameNodes();
|
||||
|
||||
// very the src should not exist, dst should
|
||||
for (int i = 0; i < count; i++) {
|
||||
assertFalse(rootFs.exists(srcs[i]));
|
||||
assertTrue(rootFs.exists(dsts[i]));
|
||||
}
|
||||
|
||||
// test permissions
|
||||
try {
|
||||
for (int i = 0; i < count; i++) {
|
||||
for (;;) {
|
||||
try {
|
||||
Future<Void> retFuture = adfs.setPermission(dsts[i],
|
||||
new FsPermission(permissions[i]));
|
||||
permRetFutures.put(i, retFuture);
|
||||
break;
|
||||
} catch (AsyncCallLimitExceededException e) {
|
||||
start = end;
|
||||
end = i;
|
||||
waitForReturnValues(permRetFutures, start, end);
|
||||
}
|
||||
}
|
||||
}
|
||||
// wait for completing the calls
|
||||
for (int i = start; i < count; i++) {
|
||||
permRetFutures.get(i).get();
|
||||
}
|
||||
|
||||
// Restart NN and check permission then
|
||||
cluster.restartNameNodes();
|
||||
|
||||
// verify the permission
|
||||
for (int i = 0; i < count; i++) {
|
||||
assertTrue(rootFs.exists(dsts[i]));
|
||||
FsPermission fsPerm = new FsPermission(permissions[i]);
|
||||
checkAccessPermissions(rootFs.getFileStatus(dsts[i]),
|
||||
fsPerm.getUserAction());
|
||||
}
|
||||
|
||||
// test setOwner
|
||||
start = 0;
|
||||
end = 0;
|
||||
for (int i = 0; i < count; i++) {
|
||||
for (;;) {
|
||||
try {
|
||||
Future<Void> retFuture = adfs.setOwner(dsts[i], "user1",
|
||||
"group2");
|
||||
ownerRetFutures.put(i, retFuture);
|
||||
break;
|
||||
} catch (AsyncCallLimitExceededException e) {
|
||||
start = end;
|
||||
end = i;
|
||||
waitForReturnValues(ownerRetFutures, start, end);
|
||||
}
|
||||
}
|
||||
}
|
||||
// wait for completing the calls
|
||||
for (int i = start; i < count; i++) {
|
||||
ownerRetFutures.get(i).get();
|
||||
}
|
||||
|
||||
// Restart NN and check owner then
|
||||
cluster.restartNameNodes();
|
||||
|
||||
// verify the owner
|
||||
for (int i = 0; i < count; i++) {
|
||||
assertTrue(rootFs.exists(dsts[i]));
|
||||
assertTrue(
|
||||
"user1".equals(rootFs.getFileStatus(dsts[i]).getOwner()));
|
||||
assertTrue(
|
||||
"group2".equals(rootFs.getFileStatus(dsts[i]).getGroup()));
|
||||
}
|
||||
} catch (AccessControlException ace) {
|
||||
throw ace;
|
||||
} finally {
|
||||
if (rootFs != null) {
|
||||
rootFs.close();
|
||||
}
|
||||
if (cluster != null) {
|
||||
cluster.shutdown();
|
||||
}
|
||||
}
|
||||
// verify the src dir should not exist, dst should
|
||||
verifyRenames(srcs, dsts);
|
||||
}
|
||||
|
||||
static void checkAccessPermissions(FileStatus stat, FsAction mode)
|
||||
private void verifyRenames(final Path[] srcs, final Path[] dsts)
|
||||
throws IOException {
|
||||
checkAccessPermissions(UserGroupInformation.getCurrentUser(), stat, mode);
|
||||
for (int i = 0; i < NUM_TESTS; i++) {
|
||||
assertFalse(fs.exists(srcs[i]));
|
||||
assertTrue(fs.exists(dsts[i]));
|
||||
}
|
||||
}
|
||||
|
||||
static void checkAccessPermissions(final UserGroupInformation ugi,
|
||||
FileStatus stat, FsAction mode) throws IOException {
|
||||
FsPermission perm = stat.getPermission();
|
||||
String user = ugi.getShortUserName();
|
||||
List<String> groups = Arrays.asList(ugi.getGroupNames());
|
||||
|
||||
if (user.equals(stat.getOwner())) {
|
||||
if (perm.getUserAction().implies(mode)) {
|
||||
return;
|
||||
}
|
||||
} else if (groups.contains(stat.getGroup())) {
|
||||
if (perm.getGroupAction().implies(mode)) {
|
||||
return;
|
||||
}
|
||||
} else {
|
||||
if (perm.getOtherAction().implies(mode)) {
|
||||
return;
|
||||
}
|
||||
}
|
||||
throw new AccessControlException(String.format(
|
||||
"Permission denied: user=%s, path=\"%s\":%s:%s:%s%s", user, stat
|
||||
.getPath(), stat.getOwner(), stat.getGroup(),
|
||||
stat.isDirectory() ? "d" : "-", perm));
|
||||
}
|
||||
|
||||
@Test(timeout = 60000)
|
||||
public void testAsyncAPIWithException() throws Exception {
|
||||
Configuration conf = new HdfsConfiguration();
|
||||
String group1 = "group1";
|
||||
String group2 = "group2";
|
||||
String user1 = "user1";
|
||||
UserGroupInformation ugi1;
|
||||
|
||||
// explicitly turn on permission checking
|
||||
conf.setBoolean(DFSConfigKeys.DFS_PERMISSIONS_ENABLED_KEY, true);
|
||||
|
||||
// create fake mapping for the groups
|
||||
Map<String, String[]> u2gMap = new HashMap<String, String[]>(1);
|
||||
u2gMap.put(user1, new String[] {group1, group2});
|
||||
DFSTestUtil.updateConfWithFakeGroupMapping(conf, u2gMap);
|
||||
|
||||
// Initiate all four users
|
||||
ugi1 = UserGroupInformation.createUserForTesting(user1, new String[] {
|
||||
group1, group2 });
|
||||
|
||||
final MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf)
|
||||
.numDataNodes(3).build();
|
||||
cluster.waitActive();
|
||||
|
||||
FileSystem rootFs = FileSystem.get(conf);
|
||||
final Path renameDir = new Path("/test/async_api_exception/");
|
||||
final Path src = new Path(renameDir, "src");
|
||||
final Path dst = new Path(renameDir, "dst");
|
||||
rootFs.mkdirs(src);
|
||||
|
||||
AsyncDistributedFileSystem adfs = ugi1
|
||||
.doAs(new PrivilegedExceptionAction<AsyncDistributedFileSystem>() {
|
||||
@Override
|
||||
public AsyncDistributedFileSystem run() throws Exception {
|
||||
return cluster.getFileSystem().getAsyncDistributedFileSystem();
|
||||
}
|
||||
});
|
||||
|
||||
Future<Void> retFuture;
|
||||
try {
|
||||
retFuture = adfs.rename(src, dst, Rename.OVERWRITE);
|
||||
retFuture.get();
|
||||
} catch (ExecutionException e) {
|
||||
TestAsyncDFS.checkPermissionDenied(e, src, user1);
|
||||
assertTrue("Permission denied messages must carry the path parent", e
|
||||
.getMessage().contains(src.getParent().toUri().getPath()));
|
||||
}
|
||||
|
||||
FsPermission fsPerm = new FsPermission(permGenerator.next());
|
||||
try {
|
||||
retFuture = adfs.setPermission(src, fsPerm);
|
||||
retFuture.get();
|
||||
} catch (ExecutionException e) {
|
||||
TestAsyncDFS.checkPermissionDenied(e, src, user1);
|
||||
assertTrue("Permission denied messages must carry the name of the path",
|
||||
e.getMessage().contains(src.getName()));
|
||||
}
|
||||
|
||||
try {
|
||||
retFuture = adfs.setOwner(src, "user1", "group2");
|
||||
retFuture.get();
|
||||
} catch (ExecutionException e) {
|
||||
TestAsyncDFS.checkPermissionDenied(e, src, user1);
|
||||
assertTrue("Permission denied messages must carry the name of the path",
|
||||
e.getMessage().contains(src.getName()));
|
||||
} finally {
|
||||
if (rootFs != null) {
|
||||
rootFs.close();
|
||||
}
|
||||
if (cluster != null) {
|
||||
cluster.shutdown();
|
||||
}
|
||||
}
|
||||
void waitForReturnValues(final Map<Integer, Future<Void>> retFutures,
|
||||
final int start, final int end)
|
||||
throws InterruptedException, ExecutionException {
|
||||
TestAsyncDFS.waitForReturnValues(retFutures, start, end);
|
||||
}
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user