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HDFS-5638. HDFS implementation of FileContext API for ACLs. Contributed by Vinayakumar B.

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git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1576405 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Chris Nauroth 2014-03-11 16:13:43 +00:00
parent bab90b2222
commit 8d29768704
4 changed files with 146 additions and 7 deletions
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3
hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
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@ -750,6 +750,9 @@ Release 2.4.0 - UNRELEASED
HDFS-6069. Quash stack traces when ACLs are disabled. (cnauroth)
HDFS-5638. HDFS implementation of FileContext API for ACLs.
(Vinayakumar B via cnauroth)
BREAKDOWN OF HDFS-5535 ROLLING UPGRADE SUBTASKS AND RELATED JIRAS
HDFS-5496. Make replication queue initialization asynchronous. (Vinay via

35
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/fs/Hdfs.java
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@ -30,11 +30,12 @@
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.permission.AclEntry;
import org.apache.hadoop.fs.permission.AclStatus;
import org.apache.hadoop.fs.permission.FsPermission;
import org.apache.hadoop.fs.Options.ChecksumOpt;
import org.apache.hadoop.hdfs.CorruptFileBlockIterator;
import org.apache.hadoop.hdfs.DFSClient;
import org.apache.hadoop.hdfs.DFSUtil;
import org.apache.hadoop.hdfs.HdfsConfiguration;
import org.apache.hadoop.hdfs.client.HdfsDataInputStream;
import org.apache.hadoop.hdfs.client.HdfsDataOutputStream;
@ -383,6 +384,38 @@ public List<Token<?>> getDelegationTokens(String renewer) throws IOException {
return tokenList;
}
@Override
public void modifyAclEntries(Path path, List<AclEntry> aclSpec)
throws IOException {
dfs.modifyAclEntries(getUriPath(path), aclSpec);
}
@Override
public void removeAclEntries(Path path, List<AclEntry> aclSpec)
throws IOException {
dfs.removeAclEntries(getUriPath(path), aclSpec);
}
@Override
public void removeDefaultAcl(Path path) throws IOException {
dfs.removeDefaultAcl(getUriPath(path));
}
@Override
public void removeAcl(Path path) throws IOException {
dfs.removeAcl(getUriPath(path));
}
@Override
public void setAcl(Path path, List<AclEntry> aclSpec) throws IOException {
dfs.setAcl(getUriPath(path), aclSpec);
}
@Override
public AclStatus getAclStatus(Path path) throws IOException {
return dfs.getAclStatus(getUriPath(path));
}
/**
* Renew an existing delegation token.
*

12
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSClient.java
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@ -2647,7 +2647,7 @@ public ClientContext getClientContext() {
return clientContext;
}
void modifyAclEntries(String src, List<AclEntry> aclSpec)
public void modifyAclEntries(String src, List<AclEntry> aclSpec)
throws IOException {
checkOpen();
try {
@ -2663,7 +2663,7 @@ void modifyAclEntries(String src, List<AclEntry> aclSpec)
}
}
void removeAclEntries(String src, List<AclEntry> aclSpec)
public void removeAclEntries(String src, List<AclEntry> aclSpec)
throws IOException {
checkOpen();
try {
@ -2679,7 +2679,7 @@ void removeAclEntries(String src, List<AclEntry> aclSpec)
}
}
void removeDefaultAcl(String src) throws IOException {
public void removeDefaultAcl(String src) throws IOException {
checkOpen();
try {
namenode.removeDefaultAcl(src);
@ -2694,7 +2694,7 @@ void removeDefaultAcl(String src) throws IOException {
}
}
void removeAcl(String src) throws IOException {
public void removeAcl(String src) throws IOException {
checkOpen();
try {
namenode.removeAcl(src);
@ -2709,7 +2709,7 @@ void removeAcl(String src) throws IOException {
}
}
void setAcl(String src, List<AclEntry> aclSpec) throws IOException {
public void setAcl(String src, List<AclEntry> aclSpec) throws IOException {
checkOpen();
try {
namenode.setAcl(src, aclSpec);
@ -2724,7 +2724,7 @@ void setAcl(String src, List<AclEntry> aclSpec) throws IOException {
}
}
AclStatus getAclStatus(String src) throws IOException {
public AclStatus getAclStatus(String src) throws IOException {
checkOpen();
try {
return namenode.getAclStatus(src);

103
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestFileContextAcl.java Normal file
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@ -0,0 +1,103 @@
/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.hadoop.hdfs.server.namenode;
import java.io.IOException;
import java.net.URI;
import java.util.List;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.FileContext;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.fs.permission.AclEntry;
import org.apache.hadoop.fs.permission.AclStatus;
import org.apache.hadoop.hdfs.DFSConfigKeys;
import org.apache.hadoop.hdfs.DistributedFileSystem;
import org.apache.hadoop.hdfs.MiniDFSCluster;
import org.junit.BeforeClass;
/**
* Tests for ACL operation through FileContext APIs
*/
public class TestFileContextAcl extends FSAclBaseTest {
@BeforeClass
public static void init() throws Exception {
conf = new Configuration();
conf.setBoolean(DFSConfigKeys.DFS_NAMENODE_ACLS_ENABLED_KEY, true);
cluster = new MiniDFSCluster.Builder(conf).numDataNodes(1).build();
cluster.waitActive();
}
@Override
protected FileSystem createFileSystem() throws Exception {
FileContextFS fcFs = new FileContextFS();
fcFs.initialize(FileSystem.getDefaultUri(conf), conf);
return fcFs;
}
/*
* To Re-use the FSAclBaseTest's testcases, creating a filesystem
* implementation which works based on fileContext. In this only overriding
* acl related methods, other operations will happen using normal filesystem
* itself which is out of scope for this test
*/
public static class FileContextFS extends DistributedFileSystem {
private FileContext fc;
@Override
public void initialize(URI uri, Configuration conf) throws IOException {
super.initialize(uri, conf);
fc = FileContext.getFileContext(conf);
}
@Override
public void modifyAclEntries(Path path, List<AclEntry> aclSpec)
throws IOException {
fc.modifyAclEntries(path, aclSpec);
}
@Override
public void removeAclEntries(Path path, List<AclEntry> aclSpec)
throws IOException {
fc.removeAclEntries(path, aclSpec);
}
@Override
public void removeDefaultAcl(Path path) throws IOException {
fc.removeDefaultAcl(path);
}
@Override
public void removeAcl(Path path) throws IOException {
fc.removeAcl(path);
}
@Override
public void setAcl(Path path, List<AclEntry> aclSpec) throws IOException {
fc.setAcl(path, aclSpec);
}
@Override
public AclStatus getAclStatus(Path path) throws IOException {
return fc.getAclStatus(path);
}
}
}