HADOOP-19208: [ABFS] Fixing logic to determine HNS nature of account to avoid extra getAcl() calls (#6893)

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Anuj Modi 2024-07-15 21:51:54 +05:30 committed by GitHub
parent 4f0ee9d67d
commit 51cb858cc8
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3 changed files with 60 additions and 3 deletions

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@ -395,14 +395,21 @@ private synchronized boolean getNamespaceEnabledInformationFromServer(
try {
LOG.debug("Get root ACL status");
getClient().getAclStatus(AbfsHttpConstants.ROOT_PATH, tracingContext);
// If getAcl succeeds, namespace is enabled.
isNamespaceEnabled = Trilean.getTrilean(true);
} catch (AbfsRestOperationException ex) {
// Get ACL status is a HEAD request, its response doesn't contain
// errorCode
// So can only rely on its status code to determine its account type.
// Get ACL status is a HEAD request, its response doesn't contain errorCode
// So can only rely on its status code to determine account type.
if (HttpURLConnection.HTTP_BAD_REQUEST != ex.getStatusCode()) {
// If getAcl fails with anything other than 400, namespace is enabled.
isNamespaceEnabled = Trilean.getTrilean(true);
// Continue to throw exception as earlier.
LOG.debug("Failed to get ACL status with non 400. Inferring namespace enabled", ex);
throw ex;
}
// If getAcl fails with 400, namespace is disabled.
LOG.debug("Failed to get ACL status with 400. "
+ "Inferring namespace disabled and ignoring error", ex);
isNamespaceEnabled = Trilean.getTrilean(false);
} catch (AzureBlobFileSystemException ex) {
throw ex;

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@ -28,6 +28,7 @@
import org.apache.hadoop.fs.azurebfs.constants.ConfigurationKeys;
import org.apache.hadoop.fs.azurebfs.contracts.exceptions.TrileanConversionException;
import org.apache.hadoop.fs.azurebfs.enums.Trilean;
import org.apache.hadoop.fs.azurebfs.services.AbfsClient;
import org.apache.hadoop.fs.azurebfs.services.AbfsRestOperation;
import org.apache.hadoop.fs.azurebfs.utils.TracingContext;
@ -67,6 +68,7 @@ public void testGetAclCallOnHnsConfigAbsence() throws Exception {
Mockito.doThrow(TrileanConversionException.class)
.when(store)
.isNamespaceEnabled();
store.setNamespaceEnabled(Trilean.UNKNOWN);
TracingContext tracingContext = getSampleTracingContext(fs, true);
Mockito.doReturn(Mockito.mock(AbfsRestOperation.class))

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@ -24,9 +24,11 @@
import org.junit.Assume;
import org.junit.Test;
import org.assertj.core.api.Assertions;
import org.mockito.Mockito;
import org.apache.hadoop.fs.CommonConfigurationKeysPublic;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.azurebfs.contracts.exceptions.AbfsRestOperationException;
import org.apache.hadoop.fs.azurebfs.services.AbfsClient;
import org.apache.hadoop.fs.azurebfs.services.AbfsRestOperation;
import org.apache.hadoop.conf.Configuration;
@ -34,9 +36,14 @@
import org.apache.hadoop.fs.azurebfs.enums.Trilean;
import org.apache.hadoop.fs.azurebfs.utils.TracingContext;
import static java.net.HttpURLConnection.HTTP_BAD_REQUEST;
import static java.net.HttpURLConnection.HTTP_INTERNAL_ERROR;
import static java.net.HttpURLConnection.HTTP_NOT_FOUND;
import static java.net.HttpURLConnection.HTTP_UNAVAILABLE;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.ArgumentMatchers.anyString;
import static org.mockito.Mockito.doReturn;
import static org.mockito.Mockito.doThrow;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.never;
import static org.mockito.Mockito.times;
@ -217,4 +224,45 @@ private AbfsClient callAbfsGetIsNamespaceEnabledAndReturnMockAbfsClient()
return mockClient;
}
@Test
public void ensureGetAclDetermineHnsStatusAccurately() throws Exception {
ensureGetAclDetermineHnsStatusAccuratelyInternal(HTTP_BAD_REQUEST,
false, false);
ensureGetAclDetermineHnsStatusAccuratelyInternal(HTTP_NOT_FOUND,
true, true);
ensureGetAclDetermineHnsStatusAccuratelyInternal(HTTP_INTERNAL_ERROR,
true, true);
ensureGetAclDetermineHnsStatusAccuratelyInternal(HTTP_UNAVAILABLE,
true, true);
}
private void ensureGetAclDetermineHnsStatusAccuratelyInternal(int statusCode,
boolean expectedValue, boolean isExceptionExpected) throws Exception {
AzureBlobFileSystemStore store = Mockito.spy(getFileSystem().getAbfsStore());
AbfsClient mockClient = mock(AbfsClient.class);
store.setNamespaceEnabled(Trilean.UNKNOWN);
doReturn(mockClient).when(store).getClient();
AbfsRestOperationException ex = new AbfsRestOperationException(
statusCode, null, Integer.toString(statusCode), null);
doThrow(ex).when(mockClient).getAclStatus(anyString(), any(TracingContext.class));
if (isExceptionExpected) {
try {
store.getIsNamespaceEnabled(getTestTracingContext(getFileSystem(), false));
Assertions.fail(
"Exception Should have been thrown with status code: " + statusCode);
} catch (AbfsRestOperationException caughtEx) {
Assertions.assertThat(caughtEx.getStatusCode()).isEqualTo(statusCode);
Assertions.assertThat(caughtEx.getErrorMessage()).isEqualTo(ex.getErrorMessage());
}
}
// This should not trigger extra getAcl() call in case of exceptions.
boolean isHnsEnabled = store.getIsNamespaceEnabled(
getTestTracingContext(getFileSystem(), false));
Assertions.assertThat(isHnsEnabled).isEqualTo(expectedValue);
// GetAcl() should be called only once to determine the HNS status.
Mockito.verify(mockClient, times(1))
.getAclStatus(anyString(), any(TracingContext.class));
}
}