HDFS-5487. Introduce unit test for TokenAspect. Contributed by Haohui Mai.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1541776 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Jing Zhao 2013-11-14 01:14:38 +00:00
parent 735aae32e4
commit b771197ed5
2 changed files with 300 additions and 0 deletions

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@ -487,6 +487,8 @@ Release 2.3.0 - UNRELEASED
HDFS-5440. Extract the logic of handling delegation tokens in HftpFileSystem
to the TokenAspect class. (Haohui Mai via jing9)
HDFS-5487. Introduce unit test for TokenAspect. (Haohui Mai via jing9)
OPTIMIZATIONS
HDFS-5239. Allow FSNamesystem lock fairness to be configurable (daryn)

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@ -0,0 +1,298 @@
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* to you under the Apache License, Version 2.0 (the
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*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
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package org.apache.hadoop.hdfs.web;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import static org.mockito.Matchers.anyString;
import static org.mockito.Mockito.doReturn;
import static org.mockito.Mockito.doThrow;
import static org.mockito.Mockito.never;
import static org.mockito.Mockito.spy;
import static org.mockito.Mockito.verify;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.net.URI;
import java.net.URISyntaxException;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.DelegationTokenRenewer;
import org.apache.hadoop.fs.FSDataInputStream;
import org.apache.hadoop.fs.FSDataOutputStream;
import org.apache.hadoop.fs.FileStatus;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.fs.permission.FsPermission;
import org.apache.hadoop.hdfs.security.token.delegation.DelegationTokenIdentifier;
import org.apache.hadoop.io.Text;
import org.apache.hadoop.security.SecurityUtilTestHelper;
import org.apache.hadoop.security.UserGroupInformation;
import org.apache.hadoop.security.token.Token;
import org.apache.hadoop.security.token.TokenIdentifier;
import org.apache.hadoop.util.Progressable;
import org.junit.Test;
import org.mockito.Mockito;
import org.mockito.internal.util.reflection.Whitebox;
public class TestTokenAspect {
private static class DummyFs extends FileSystem implements
DelegationTokenRenewer.Renewable, TokenAspect.TokenManagementDelegator {
private static final Text TOKEN_KIND = new Text("DummyFS Token");
private boolean emulateSecurityEnabled;
private TokenAspect<DummyFs> tokenAspect;
private UserGroupInformation ugi = UserGroupInformation
.createUserForTesting("foo", new String[] { "bar" });
private URI uri;
@Override
public FSDataOutputStream append(Path f, int bufferSize,
Progressable progress) throws IOException {
return null;
}
@Override
public void cancelDelegationToken(Token<?> token) throws IOException {
}
@Override
public FSDataOutputStream create(Path f, FsPermission permission,
boolean overwrite, int bufferSize, short replication, long blockSize,
Progressable progress) throws IOException {
return null;
}
@Override
public boolean delete(Path f, boolean recursive) throws IOException {
return false;
}
@Override
public URI getCanonicalUri() {
return super.getCanonicalUri();
}
@Override
public FileStatus getFileStatus(Path f) throws IOException {
return null;
}
@Override
public Token<?> getRenewToken() {
return null;
}
@Override
public URI getUri() {
return uri;
}
@Override
public Path getWorkingDirectory() {
return null;
}
@Override
public void initialize(URI name, Configuration conf) throws IOException {
super.initialize(name, conf);
setConf(conf);
try {
this.uri = new URI(name.getScheme(), name.getAuthority(), null, null,
null);
} catch (URISyntaxException e) {
throw new IllegalArgumentException(e);
}
tokenAspect = new TokenAspect<DummyFs>(this, DummyFs.TOKEN_KIND);
if (emulateSecurityEnabled || UserGroupInformation.isSecurityEnabled()) {
tokenAspect.initDelegationToken(ugi);
}
}
@Override
public FileStatus[] listStatus(Path f) throws FileNotFoundException,
IOException {
return null;
}
@Override
public boolean mkdirs(Path f, FsPermission permission) throws IOException {
return false;
}
@Override
public FSDataInputStream open(Path f, int bufferSize) throws IOException {
return null;
}
@Override
public boolean rename(Path src, Path dst) throws IOException {
return false;
}
@Override
public long renewDelegationToken(Token<?> token) throws IOException {
return 0;
}
@Override
public <T extends TokenIdentifier> void setDelegationToken(Token<T> token) {
}
@Override
public void setWorkingDirectory(Path new_dir) {
}
}
@Test
public void testGetRemoteToken() throws IOException, URISyntaxException {
Configuration conf = new Configuration();
UserGroupInformation.setConfiguration(conf);
DummyFs fs = spy(new DummyFs());
Token<TokenIdentifier> token = new Token<TokenIdentifier>(new byte[0],
new byte[0], DummyFs.TOKEN_KIND, new Text("127.0.0.1:1234"));
doReturn(token).when(fs).getDelegationToken(anyString());
fs.initialize(new URI("dummyfs://127.0.0.1:1234"), conf);
fs.tokenAspect.ensureTokenInitialized();
// Select a token, store and renew it
verify(fs).setDelegationToken(token);
assertNotNull(Whitebox.getInternalState(fs.tokenAspect, "dtRenewer"));
assertNotNull(Whitebox.getInternalState(fs.tokenAspect, "action"));
}
@Test
public void testGetRemoteTokenFailure() throws IOException,
URISyntaxException {
Configuration conf = new Configuration();
UserGroupInformation.setConfiguration(conf);
DummyFs fs = spy(new DummyFs());
IOException e = new IOException();
doThrow(e).when(fs).getDelegationToken(anyString());
fs.emulateSecurityEnabled = true;
fs.initialize(new URI("dummyfs://127.0.0.1:1234"), conf);
try {
fs.tokenAspect.ensureTokenInitialized();
} catch (IOException exc) {
assertEquals(e, exc);
}
}
@Test
public void testInitWithNoTokens() throws IOException, URISyntaxException {
Configuration conf = new Configuration();
UserGroupInformation.setConfiguration(conf);
DummyFs fs = spy(new DummyFs());
doReturn(null).when(fs).getDelegationToken(anyString());
fs.initialize(new URI("dummyfs://127.0.0.1:1234"), conf);
fs.tokenAspect.ensureTokenInitialized();
// No token will be selected.
verify(fs, never()).setDelegationToken(
Mockito.<Token<? extends TokenIdentifier>> any());
}
@Test
public void testInitWithUGIToken() throws IOException, URISyntaxException {
Configuration conf = new Configuration();
UserGroupInformation.setConfiguration(conf);
DummyFs fs = spy(new DummyFs());
doReturn(null).when(fs).getDelegationToken(anyString());
Token<TokenIdentifier> token = new Token<TokenIdentifier>(new byte[0],
new byte[0], DummyFs.TOKEN_KIND, new Text("127.0.0.1:1234"));
fs.ugi.addToken(token);
fs.ugi.addToken(new Token<TokenIdentifier>(new byte[0], new byte[0],
new Text("Other token"), new Text("127.0.0.1:8021")));
assertEquals("wrong tokens in user", 2, fs.ugi.getTokens().size());
fs.emulateSecurityEnabled = true;
fs.initialize(new URI("dummyfs://127.0.0.1:1234"), conf);
fs.tokenAspect.ensureTokenInitialized();
// Select a token from ugi (not from the remote host), store it but don't
// renew it
verify(fs).setDelegationToken(token);
verify(fs, never()).getDelegationToken(anyString());
assertNull(Whitebox.getInternalState(fs.tokenAspect, "dtRenewer"));
assertNull(Whitebox.getInternalState(fs.tokenAspect, "action"));
}
@Test
public void testTokenSelectionPreferences() throws IOException,
URISyntaxException {
Configuration conf = new Configuration();
DummyFs fs = spy(new DummyFs());
doReturn(null).when(fs).getDelegationToken(anyString());
fs.initialize(new URI("dummyfs://localhost:1234"), conf);
TokenAspect<DummyFs> aspect = new TokenAspect<DummyFs>(fs,
DummyFs.TOKEN_KIND);
UserGroupInformation ugi = UserGroupInformation.createUserForTesting("foo",
new String[] { "bar" });
UserGroupInformation.setConfiguration(conf);
// use ip-based tokens
SecurityUtilTestHelper.setTokenServiceUseIp(true);
// test fallback to hdfs token
Token<TokenIdentifier> hdfsToken = new Token<TokenIdentifier>(new byte[0],
new byte[0], DelegationTokenIdentifier.HDFS_DELEGATION_KIND, new Text(
"127.0.0.1:8020"));
ugi.addToken(hdfsToken);
// test fallback to hdfs token
Token<?> token = aspect.selectDelegationToken(ugi);
assertEquals(hdfsToken, token);
// test dummyfs is favored over hdfs
Token<TokenIdentifier> dummyFsToken = new Token<TokenIdentifier>(
new byte[0], new byte[0], DummyFs.TOKEN_KIND,
new Text("127.0.0.1:1234"));
ugi.addToken(dummyFsToken);
token = aspect.selectDelegationToken(ugi);
assertEquals(dummyFsToken, token);
// switch to using host-based tokens, no token should match
SecurityUtilTestHelper.setTokenServiceUseIp(false);
token = aspect.selectDelegationToken(ugi);
assertNull(token);
// test fallback to hdfs token
hdfsToken = new Token<TokenIdentifier>(new byte[0], new byte[0],
DelegationTokenIdentifier.HDFS_DELEGATION_KIND, new Text(
"localhost:8020"));
ugi.addToken(hdfsToken);
token = aspect.selectDelegationToken(ugi);
assertEquals(hdfsToken, token);
// test dummyfs is favored over hdfs
dummyFsToken = new Token<TokenIdentifier>(new byte[0], new byte[0],
DummyFs.TOKEN_KIND, new Text("localhost:1234"));
ugi.addToken(dummyFsToken);
token = aspect.selectDelegationToken(ugi);
assertEquals(dummyFsToken, token);
}
}