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svn merge -c 1328541 from trunk for HDFS-3308. Uses canonical URI to select delegation tokens in HftpFileSystem and WebHdfsFileSystem. 

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1328542 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Tsz-wo Sze 2012-04-21 00:01:59 +00:00
parent 17791eb373
commit 89d5bdaa2c
5 changed files with 118 additions and 36 deletions
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3
hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
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@ -764,6 +764,9 @@ Release 0.23.3 - UNRELEASED
HDFS-2652. Add support for host-based delegation tokens. (Daryn Sharp via
szetszwo)
HDFS-3308. Uses canonical URI to select delegation tokens in HftpFileSystem
and WebHdfsFileSystem. (Daryn Sharp via szetszwo)
Release 0.23.2 - UNRELEASED
INCOMPATIBLE CHANGES

7
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/HftpFileSystem.java
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@ -168,7 +168,7 @@ public class HftpFileSystem extends FileSystem
protected void initDelegationToken() throws IOException {
// look for hftp token, then try hdfs
Token<?> token = selectDelegationToken();
Token<?> token = selectDelegationToken(ugi);
// if we don't already have a token, go get one over https
boolean createdToken = false;
@ -189,8 +189,9 @@ public class HftpFileSystem extends FileSystem
}
}
protected Token<DelegationTokenIdentifier> selectDelegationToken() {
return hftpTokenSelector.selectToken(getUri(), ugi.getTokens(), getConf());
protected Token<DelegationTokenIdentifier> selectDelegationToken(
UserGroupInformation ugi) {
return hftpTokenSelector.selectToken(getCanonicalUri(), ugi.getTokens(), getConf());
}

9
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/web/WebHdfsFileSystem.java
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@ -165,7 +165,7 @@ public class WebHdfsFileSystem extends FileSystem
} catch (URISyntaxException e) {
throw new IllegalArgumentException(e);
}
this.nnAddr = NetUtils.createSocketAddrForHost(uri.getHost(), uri.getPort());
this.nnAddr = NetUtils.createSocketAddr(uri.getAuthority(), getDefaultPort());
this.workingDir = getHomeDirectory();
if (UserGroupInformation.isSecurityEnabled()) {
@ -175,7 +175,7 @@ public class WebHdfsFileSystem extends FileSystem
protected void initDelegationToken() throws IOException {
// look for webhdfs token, then try hdfs
Token<?> token = selectDelegationToken();
Token<?> token = selectDelegationToken(ugi);
//since we don't already have a token, go get one
boolean createdToken = false;
@ -196,8 +196,9 @@ public class WebHdfsFileSystem extends FileSystem
}
}
protected Token<DelegationTokenIdentifier> selectDelegationToken() {
return DT_SELECTOR.selectToken(getUri(), ugi.getTokens(), getConf());
protected Token<DelegationTokenIdentifier> selectDelegationToken(
UserGroupInformation ugi) {
return DT_SELECTOR.selectToken(getCanonicalUri(), ugi.getTokens(), getConf());
}
@Override

61
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestHftpDelegationToken.java
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@ -21,6 +21,7 @@ package org.apache.hadoop.hdfs;
import static
org.apache.hadoop.fs.CommonConfigurationKeys.HADOOP_SECURITY_AUTHENTICATION;
import java.io.IOException;
import java.lang.reflect.Field;
import java.net.URI;
import java.security.PrivilegedExceptionAction;
@ -73,9 +74,33 @@ public class TestHftpDelegationToken {
SecurityUtilTestHelper.setTokenServiceUseIp(true);
Configuration conf = new Configuration();
URI hftpUri = URI.create("hftp://localhost:0");
UserGroupInformation ugi = UserGroupInformation.getCurrentUser();
Token<?> token = null;
conf.setClass("fs.hftp.impl", MyHftpFileSystem.class, FileSystem.class);
// test with implicit default port
URI fsUri = URI.create("hftp://localhost");
MyHftpFileSystem fs = (MyHftpFileSystem) FileSystem.get(fsUri, conf);
checkTokenSelection(fs, conf);
// test with explicit default port
fsUri = URI.create("hftp://localhost:"+fs.getDefaultPort());
fs = (MyHftpFileSystem) FileSystem.get(fsUri, conf);
checkTokenSelection(fs, conf);
// test with non-default port
fsUri = URI.create("hftp://localhost:"+(fs.getDefaultPort()-1));
fs = (MyHftpFileSystem) FileSystem.get(fsUri, conf);
checkTokenSelection(fs, conf);
}
private void checkTokenSelection(MyHftpFileSystem fs,
Configuration conf) throws IOException {
int port = fs.getCanonicalUri().getPort();
UserGroupInformation ugi =
UserGroupInformation.createUserForTesting(fs.getUri().getAuthority(), new String[]{});
// use ip-based tokens
SecurityUtilTestHelper.setTokenServiceUseIp(true);
// test fallback to hdfs token
Token<?> hdfsToken = new Token<TokenIdentifier>(
@ -84,23 +109,23 @@ public class TestHftpDelegationToken {
new Text("127.0.0.1:8020"));
ugi.addToken(hdfsToken);
HftpFileSystem fs = (HftpFileSystem) FileSystem.get(hftpUri, conf);
token = fs.selectDelegationToken();
// test fallback to hdfs token
Token<?> token = fs.selectDelegationToken(ugi);
assertNotNull(token);
assertEquals(hdfsToken, token);
// test hftp is favored over hdfs
Token<?> hftpToken = new Token<TokenIdentifier>(
new byte[0], new byte[0],
HftpFileSystem.TOKEN_KIND, new Text("127.0.0.1:0"));
HftpFileSystem.TOKEN_KIND, new Text("127.0.0.1:"+port));
ugi.addToken(hftpToken);
token = fs.selectDelegationToken();
token = fs.selectDelegationToken(ugi);
assertNotNull(token);
assertEquals(hftpToken, token);
// switch to using host-based tokens, no token should match
SecurityUtilTestHelper.setTokenServiceUseIp(false);
token = fs.selectDelegationToken();
token = fs.selectDelegationToken(ugi);
assertNull(token);
// test fallback to hdfs token
@ -109,17 +134,31 @@ public class TestHftpDelegationToken {
DelegationTokenIdentifier.HDFS_DELEGATION_KIND,
new Text("localhost:8020"));
ugi.addToken(hdfsToken);
token = fs.selectDelegationToken();
token = fs.selectDelegationToken(ugi);
assertNotNull(token);
assertEquals(hdfsToken, token);
// test hftp is favored over hdfs
hftpToken = new Token<TokenIdentifier>(
new byte[0], new byte[0],
HftpFileSystem.TOKEN_KIND, new Text("localhost:0"));
HftpFileSystem.TOKEN_KIND, new Text("localhost:"+port));
ugi.addToken(hftpToken);
token = fs.selectDelegationToken();
token = fs.selectDelegationToken(ugi);
assertNotNull(token);
assertEquals(hftpToken, token);
}
static class MyHftpFileSystem extends HftpFileSystem {
@Override
public URI getCanonicalUri() {
return super.getCanonicalUri();
}
@Override
public int getDefaultPort() {
return super.getDefaultPort();
}
// don't automatically get a token
@Override
protected void initDelegationToken() throws IOException {}
}
}

62
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/web/TestWebHdfsUrl.java
View File

@ -98,13 +98,38 @@ public class TestWebHdfsUrl {
}
@Test
public void testSelectDelegationToken() throws Exception {
public void testSelectHdfsDelegationToken() throws Exception {
SecurityUtilTestHelper.setTokenServiceUseIp(true);
Configuration conf = new Configuration();
URI webHdfsUri = URI.create("webhdfs://localhost:0");
UserGroupInformation ugi = UserGroupInformation.getCurrentUser();
Token<?> token = null;
conf.setClass("fs.webhdfs.impl", MyWebHdfsFileSystem.class, FileSystem.class);
// test with implicit default port
URI fsUri = URI.create("webhdfs://localhost");
MyWebHdfsFileSystem fs = (MyWebHdfsFileSystem) FileSystem.get(fsUri, conf);
checkTokenSelection(fs, conf);
// test with explicit default port
fsUri = URI.create("webhdfs://localhost:"+fs.getDefaultPort());
fs = (MyWebHdfsFileSystem) FileSystem.get(fsUri, conf);
checkTokenSelection(fs, conf);
// test with non-default port
fsUri = URI.create("webhdfs://localhost:"+(fs.getDefaultPort()-1));
fs = (MyWebHdfsFileSystem) FileSystem.get(fsUri, conf);
checkTokenSelection(fs, conf);
}
private void checkTokenSelection(MyWebHdfsFileSystem fs,
Configuration conf) throws IOException {
int port = fs.getCanonicalUri().getPort();
// can't clear tokens from ugi, so create a new user everytime
UserGroupInformation ugi =
UserGroupInformation.createUserForTesting(fs.getUri().getAuthority(), new String[]{});
// use ip-based tokens
SecurityUtilTestHelper.setTokenServiceUseIp(true);
// test fallback to hdfs token
Token<?> hdfsToken = new Token<TokenIdentifier>(
@ -113,23 +138,23 @@ public class TestWebHdfsUrl {
new Text("127.0.0.1:8020"));
ugi.addToken(hdfsToken);
WebHdfsFileSystem fs = (WebHdfsFileSystem) FileSystem.get(webHdfsUri, conf);
token = fs.selectDelegationToken();
// test fallback to hdfs token
Token<?> token = fs.selectDelegationToken(ugi);
assertNotNull(token);
assertEquals(hdfsToken, token);
// test webhdfs is favored over hdfs
Token<?> webHdfsToken = new Token<TokenIdentifier>(
new byte[0], new byte[0],
WebHdfsFileSystem.TOKEN_KIND, new Text("127.0.0.1:0"));
WebHdfsFileSystem.TOKEN_KIND, new Text("127.0.0.1:"+port));
ugi.addToken(webHdfsToken);
token = fs.selectDelegationToken();
token = fs.selectDelegationToken(ugi);
assertNotNull(token);
assertEquals(webHdfsToken, token);
// switch to using host-based tokens, no token should match
SecurityUtilTestHelper.setTokenServiceUseIp(false);
token = fs.selectDelegationToken();
token = fs.selectDelegationToken(ugi);
assertNull(token);
// test fallback to hdfs token
@ -138,18 +163,31 @@ public class TestWebHdfsUrl {
DelegationTokenIdentifier.HDFS_DELEGATION_KIND,
new Text("localhost:8020"));
ugi.addToken(hdfsToken);
token = fs.selectDelegationToken();
token = fs.selectDelegationToken(ugi);
assertNotNull(token);
assertEquals(hdfsToken, token);
// test webhdfs is favored over hdfs
webHdfsToken = new Token<TokenIdentifier>(
new byte[0], new byte[0],
WebHdfsFileSystem.TOKEN_KIND, new Text("localhost:0"));
WebHdfsFileSystem.TOKEN_KIND, new Text("localhost:"+port));
ugi.addToken(webHdfsToken);
token = fs.selectDelegationToken();
token = fs.selectDelegationToken(ugi);
assertNotNull(token);
assertEquals(webHdfsToken, token);
}
static class MyWebHdfsFileSystem extends WebHdfsFileSystem {
@Override
public URI getCanonicalUri() {
return super.getCanonicalUri();
}
@Override
public int getDefaultPort() {
return super.getDefaultPort();
}
// don't automatically get a token
@Override
protected void initDelegationToken() throws IOException {}
}
}