HADOOP-12717. NPE when trying to rename a directory in Windows Azure Storage FileSystem. Contributed by Robert Yokota and Gaurav Kanade.

(cherry picked from commit c50aad0f85)
(cherry picked from commit 2e60387401)
This commit is contained in:
Chris Nauroth 2016-03-04 22:57:43 -08:00
parent d5134dadbc
commit cb063d5699
2 changed files with 52 additions and 1 deletions

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@ -450,7 +450,9 @@ public class AzureNativeFileSystemStore implements NativeFileSystemStore {
// Add to this the hbase root directory, or /hbase is that is not set.
hbaseRoot = verifyAndConvertToStandardFormat(
sessionConfiguration.get("hbase.rootdir", "hbase"));
atomicRenameDirs.add(hbaseRoot);
if (hbaseRoot != null) {
atomicRenameDirs.add(hbaseRoot);
}
} catch (URISyntaxException e) {
LOG.warn("Unable to initialize HBase root as an atomic rename directory.");
}

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@ -0,0 +1,49 @@
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* Licensed to the Apache Software Foundation (ASF) under one
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* 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
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*
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*
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*/
package org.apache.hadoop.fs.azure;
import java.io.IOException;
import java.net.URI;
import org.apache.hadoop.conf.Configuration;
import org.junit.Test;
public class TestNativeAzureFileSystemAtomicRenameDirList extends NativeAzureFileSystemBaseTest {
private AzureBlobStorageTestAccount testAccount;
// HBase-site config controlling HBase root dir
private static final String HBASE_ROOT_DIR_CONF_STRING = "hbase.rootdir";
private static final String HBASE_ROOT_DIR_VALUE_ON_DIFFERENT_FS = "wasb://somedifferentfilesystem.blob.core.windows.net/hbase";
@Override
protected AzureBlobStorageTestAccount createTestAccount() throws Exception {
testAccount = AzureBlobStorageTestAccount.create();
return testAccount;
}
@Test
public void testAzureNativeStoreIsAtomicRenameKeyDoesNotThrowNPEOnInitializingWithNonDefaultURI () throws IOException {
NativeAzureFileSystem azureFs = (NativeAzureFileSystem)fs;
AzureNativeFileSystemStore azureStore = azureFs.getStore();
Configuration conf = fs.getConf();
conf.set(HBASE_ROOT_DIR_CONF_STRING, HBASE_ROOT_DIR_VALUE_ON_DIFFERENT_FS);
URI uri = fs.getUri();
fs.initialize(uri, conf);
azureStore.isAtomicRenameKey("anyrandomkey");
}
}