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HADOOP-16376. ABFS: Override access() to no-op. 

Contributed by Da Zhou.

Change-Id: Ia0024bba32250189a87eb6247808b2473c331ed0
This commit is contained in:
Da Zhou 2019-06-16 19:20:46 +01:00 committed by Steve Loughran
parent f9cc9e1621
commit 1da09bd9d5
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1 changed files with 21 additions and 2 deletions
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23
hadoop-tools/hadoop-azure/src/main/java/org/apache/hadoop/fs/azurebfs/AzureBlobFileSystem.java
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@ -38,12 +38,12 @@ import java.util.concurrent.Future;
import com.google.common.annotations.VisibleForTesting;
import com.google.common.base.Preconditions;
import org.apache.hadoop.fs.azurebfs.services.AbfsClient;
import org.apache.hadoop.fs.azurebfs.services.AbfsClientThrottlingIntercept;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.apache.commons.lang3.ArrayUtils;
import org.apache.hadoop.fs.azurebfs.services.AbfsClient;
import org.apache.hadoop.fs.azurebfs.services.AbfsClientThrottlingIntercept;
import org.apache.hadoop.classification.InterfaceStability;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.BlockLocation;
@ -71,6 +71,7 @@ import org.apache.hadoop.fs.permission.AclStatus;
import org.apache.hadoop.fs.permission.FsAction;
import org.apache.hadoop.fs.permission.FsPermission;
import org.apache.hadoop.io.IOUtils;
import org.apache.hadoop.security.AccessControlException;
import org.apache.hadoop.security.token.Token;
import org.apache.hadoop.security.UserGroupInformation;
import org.apache.hadoop.util.Progressable;
@ -843,6 +844,24 @@ public class AzureBlobFileSystem extends FileSystem {
}
}
/**
* Checks if the user can access a path. The mode specifies which access
* checks to perform. If the requested permissions are granted, then the
* method returns normally. If access is denied, then the method throws an
* {@link AccessControlException}.
*
* @param path Path to check
* @param mode type of access to check
* @throws AccessControlException if access is denied
* @throws java.io.FileNotFoundException if the path does not exist
* @throws IOException see specific implementation
*/
@Override
public void access(final Path path, FsAction mode) throws IOException {
// TODO: make it no-op to unblock hive permission issue for now.
// Will add a long term fix similar to the implementation in AdlFileSystem.
}
private FileStatus tryGetFileStatus(final Path f) {
try {
return getFileStatus(f);