TestTracingContext.java
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* 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
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package org.apache.hadoop.fs.azurebfs;
import java.io.IOException;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.HashMap;
import java.util.Map;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.FileSystem;
import org.assertj.core.api.Assertions;
import org.junit.Assume;
import org.junit.AssumptionViolatedException;
import org.junit.Ignore;
import org.junit.Test;
import org.mockito.Mockito;
import org.apache.hadoop.fs.CommonPathCapabilities;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.fs.azurebfs.constants.AbfsHttpConstants;
import org.apache.hadoop.fs.azurebfs.constants.FSOperationType;
import org.apache.hadoop.fs.azurebfs.enums.Trilean;
import org.apache.hadoop.fs.azurebfs.services.AbfsRestOperation;
import org.apache.hadoop.fs.azurebfs.services.AuthType;
import org.apache.hadoop.fs.azurebfs.services.AbfsHttpOperation;
import org.apache.hadoop.fs.azurebfs.utils.TracingContext;
import org.apache.hadoop.fs.azurebfs.utils.TracingHeaderFormat;
import org.apache.hadoop.fs.azurebfs.utils.TracingHeaderValidator;
import org.apache.hadoop.fs.permission.FsAction;
import org.apache.hadoop.fs.permission.FsPermission;
import org.apache.hadoop.util.Preconditions;
import static org.apache.hadoop.fs.azurebfs.constants.AbfsHttpConstants.EMPTY_STRING;
import static org.apache.hadoop.fs.azurebfs.constants.ConfigurationKeys.FS_AZURE_CLIENT_CORRELATIONID;
import static org.apache.hadoop.fs.azurebfs.constants.FileSystemConfigurations.MIN_BUFFER_SIZE;
import static org.apache.hadoop.fs.azurebfs.constants.HttpOperationType.APACHE_HTTP_CLIENT;
import static org.apache.hadoop.fs.azurebfs.constants.HttpOperationType.JDK_HTTP_URL_CONNECTION;
import static org.apache.hadoop.fs.azurebfs.services.RetryPolicyConstants.EXPONENTIAL_RETRY_POLICY_ABBREVIATION;
import static org.apache.hadoop.fs.azurebfs.services.RetryPolicyConstants.STATIC_RETRY_POLICY_ABBREVIATION;
import static org.apache.hadoop.fs.azurebfs.services.RetryReasonConstants.CONNECTION_TIMEOUT_ABBREVIATION;
import static org.apache.hadoop.fs.azurebfs.services.RetryReasonConstants.READ_TIMEOUT_ABBREVIATION;
public class TestTracingContext extends AbstractAbfsIntegrationTest {
private static final String[] CLIENT_CORRELATIONID_LIST = {
"valid-corr-id-123", "inval!d", ""};
private static final int HTTP_CREATED = 201;
public TestTracingContext() throws Exception {
super();
}
@Test
public void testClientCorrelationId() throws Exception {
checkCorrelationConfigValidation(CLIENT_CORRELATIONID_LIST[0], true);
checkCorrelationConfigValidation(CLIENT_CORRELATIONID_LIST[1], false);
checkCorrelationConfigValidation(CLIENT_CORRELATIONID_LIST[2], false);
}
private String getOctalNotation(FsPermission fsPermission) {
Preconditions.checkNotNull(fsPermission, "fsPermission");
return String
.format(AbfsHttpConstants.PERMISSION_FORMAT, fsPermission.toOctal());
}
private String getRelativePath(final Path path) {
Preconditions.checkNotNull(path, "path");
return path.toUri().getPath();
}
public void checkCorrelationConfigValidation(String clientCorrelationId,
boolean includeInHeader) throws Exception {
Configuration conf = getRawConfiguration();
conf.set(FS_AZURE_CLIENT_CORRELATIONID, clientCorrelationId);
try (AzureBlobFileSystem fs = (AzureBlobFileSystem) FileSystem.newInstance(conf)) {
String correlationID = fs.getClientCorrelationId();
if (includeInHeader) {
Assertions.assertThat(correlationID)
.describedAs("Correlation ID should match config when valid")
.isEqualTo(clientCorrelationId);
} else {
Assertions.assertThat(correlationID)
.describedAs("Invalid ID should be replaced with empty string")
.isEqualTo(EMPTY_STRING);
}
TracingContext tracingContext = new TracingContext(clientCorrelationId,
fs.getFileSystemId(), FSOperationType.TEST_OP,
TracingHeaderFormat.ALL_ID_FORMAT, null);
boolean isNamespaceEnabled = fs.getIsNamespaceEnabled(tracingContext);
String path = getRelativePath(new Path("/testDir"));
AzureBlobFileSystemStore.Permissions permissions
= new AzureBlobFileSystemStore.Permissions(isNamespaceEnabled,
FsPermission.getDefault(), FsPermission.getUMask(fs.getConf()));
//request should not fail for invalid clientCorrelationID
AbfsRestOperation op = fs.getAbfsClient()
.createPath(path, false, true, permissions, false, null, null,
tracingContext);
int statusCode = op.getResult().getStatusCode();
Assertions.assertThat(statusCode).describedAs("Request should not fail")
.isEqualTo(HTTP_CREATED);
String requestHeader = op.getResult().getClientRequestId().replace("[", "")
.replace("]", "");
Assertions.assertThat(requestHeader)
.describedAs("Client Request Header should match TracingContext")
.isEqualTo(op.getLastTracingContext().getHeader());
}
}
@Ignore
@Test
//call test methods from the respective test classes
//can be ignored when running all tests as these get covered
public void runCorrelationTestForAllMethods() throws Exception {
Map<AbstractAbfsIntegrationTest, Method> testClasses = new HashMap<>();
testClasses.put(new ITestAzureBlobFileSystemListStatus(), //liststatus
ITestAzureBlobFileSystemListStatus.class.getMethod("testListPath"));
testClasses.put(new ITestAbfsReadWriteAndSeek(MIN_BUFFER_SIZE, true, JDK_HTTP_URL_CONNECTION), //open,
// read, write
ITestAbfsReadWriteAndSeek.class.getMethod("testReadAheadRequestID"));
testClasses.put(new ITestAbfsReadWriteAndSeek(MIN_BUFFER_SIZE, true, APACHE_HTTP_CLIENT), //open,
// read, write
ITestAbfsReadWriteAndSeek.class.getMethod("testReadAheadRequestID"));
testClasses.put(new ITestAbfsReadWriteAndSeek(MIN_BUFFER_SIZE, false, JDK_HTTP_URL_CONNECTION), //read (bypassreadahead)
ITestAbfsReadWriteAndSeek.class
.getMethod("testReadAndWriteWithDifferentBufferSizesAndSeek"));
testClasses.put(new ITestAbfsReadWriteAndSeek(MIN_BUFFER_SIZE, false, APACHE_HTTP_CLIENT), //read (bypassreadahead)
ITestAbfsReadWriteAndSeek.class
.getMethod("testReadAndWriteWithDifferentBufferSizesAndSeek"));
testClasses.put(new ITestAzureBlobFileSystemAppend(), //append
ITestAzureBlobFileSystemAppend.class.getMethod("testTracingForAppend"));
testClasses.put(new ITestAzureBlobFileSystemFlush(),
ITestAzureBlobFileSystemFlush.class.getMethod(
"testTracingHeaderForAppendBlob")); //outputstream (appendblob)
testClasses.put(new ITestAzureBlobFileSystemCreate(),
ITestAzureBlobFileSystemCreate.class
.getMethod("testDefaultCreateOverwriteFileTest")); //create
testClasses.put(new ITestAzureBlobFilesystemAcl(),
ITestAzureBlobFilesystemAcl.class
.getMethod("testDefaultAclRenamedFile")); //rename
testClasses.put(new ITestAzureBlobFileSystemDelete(),
ITestAzureBlobFileSystemDelete.class
.getMethod("testDeleteFirstLevelDirectory")); //delete
testClasses.put(new ITestAzureBlobFileSystemCreate(),
ITestAzureBlobFileSystemCreate.class
.getMethod("testCreateNonRecursive")); //mkdirs
testClasses.put(new ITestAzureBlobFileSystemAttributes(),
ITestAzureBlobFileSystemAttributes.class
.getMethod("testSetGetXAttr")); //setxattr, getxattr
testClasses.put(new ITestAzureBlobFilesystemAcl(),
ITestAzureBlobFilesystemAcl.class.getMethod(
"testEnsureAclOperationWorksForRoot")); // setacl, getaclstatus,
// setowner, setpermission, modifyaclentries,
// removeaclentries, removedefaultacl, removeacl
for (AbstractAbfsIntegrationTest testClass : testClasses.keySet()) {
try {
testClass.setup();
testClasses.get(testClass).invoke(testClass);
testClass.teardown();
} catch (InvocationTargetException e) {
if (!(e.getCause() instanceof AssumptionViolatedException)) {
throw new IOException(testClasses.get(testClass).getName()
+ " failed tracing context validation test");
}
}
}
}
@Test
public void testExternalOps() throws Exception {
//validate tracing header for access, hasPathCapability
AzureBlobFileSystem fs = getFileSystem();
fs.registerListener(new TracingHeaderValidator(
fs.getAbfsStore().getAbfsConfiguration().getClientCorrelationId(),
fs.getFileSystemId(), FSOperationType.HAS_PATH_CAPABILITY, false,
0));
// unset namespaceEnabled to call getAcl -> trigger tracing header validator
fs.getAbfsStore().setNamespaceEnabled(Trilean.UNKNOWN);
fs.hasPathCapability(new Path("/"), CommonPathCapabilities.FS_ACLS);
Assume.assumeTrue(getIsNamespaceEnabled(getFileSystem()));
Assume.assumeTrue(getConfiguration().isCheckAccessEnabled());
Assume.assumeTrue(getAuthType() == AuthType.OAuth);
fs.setListenerOperation(FSOperationType.ACCESS);
fs.getAbfsStore().setNamespaceEnabled(Trilean.TRUE);
fs.access(new Path("/"), FsAction.READ);
}
@Test
public void testRetryPrimaryRequestIdWhenInitiallySuppliedEmpty() throws Exception {
final AzureBlobFileSystem fs = getFileSystem();
final String fileSystemId = fs.getFileSystemId();
final String clientCorrelationId = fs.getClientCorrelationId();
final TracingHeaderFormat tracingHeaderFormat = TracingHeaderFormat.ALL_ID_FORMAT;
TracingContext tracingContext = new TracingContext(clientCorrelationId,
fileSystemId, FSOperationType.CREATE_FILESYSTEM, tracingHeaderFormat, new TracingHeaderValidator(
fs.getAbfsStore().getAbfsConfiguration().getClientCorrelationId(),
fs.getFileSystemId(), FSOperationType.CREATE_FILESYSTEM, false,
0));
AbfsHttpOperation abfsHttpOperation = Mockito.mock(AbfsHttpOperation.class);
Mockito.doNothing().when(abfsHttpOperation).setRequestProperty(Mockito.anyString(), Mockito.anyString());
tracingContext.constructHeader(abfsHttpOperation, null, EXPONENTIAL_RETRY_POLICY_ABBREVIATION);
String header = tracingContext.getHeader();
String clientRequestIdUsed = header.split(":")[1];
String[] clientRequestIdUsedParts = clientRequestIdUsed.split("-");
String assertionPrimaryId = clientRequestIdUsedParts[clientRequestIdUsedParts.length - 1];
tracingContext.setRetryCount(1);
tracingContext.setListener(new TracingHeaderValidator(
fs.getAbfsStore().getAbfsConfiguration().getClientCorrelationId(),
fs.getFileSystemId(), FSOperationType.CREATE_FILESYSTEM, false,
1));
tracingContext.constructHeader(abfsHttpOperation, READ_TIMEOUT_ABBREVIATION, EXPONENTIAL_RETRY_POLICY_ABBREVIATION);
header = tracingContext.getHeader();
String primaryRequestId = header.split(":")[3];
Assertions.assertThat(primaryRequestId)
.describedAs("PrimaryRequestId in a retried request's "
+ "tracingContext should be equal to last part of original "
+ "request's clientRequestId UUID")
.isEqualTo(assertionPrimaryId);
}
@Test
public void testRetryPrimaryRequestIdWhenInitiallySuppliedNonEmpty() throws Exception {
final AzureBlobFileSystem fs = getFileSystem();
final String fileSystemId = fs.getFileSystemId();
final String clientCorrelationId = fs.getClientCorrelationId();
final TracingHeaderFormat tracingHeaderFormat = TracingHeaderFormat.ALL_ID_FORMAT;
TracingContext tracingContext = new TracingContext(clientCorrelationId,
fileSystemId, FSOperationType.CREATE_FILESYSTEM, tracingHeaderFormat, new TracingHeaderValidator(
fs.getAbfsStore().getAbfsConfiguration().getClientCorrelationId(),
fs.getFileSystemId(), FSOperationType.CREATE_FILESYSTEM, false,
0));
tracingContext.setPrimaryRequestID();
AbfsHttpOperation abfsHttpOperation = Mockito.mock(AbfsHttpOperation.class);
Mockito.doNothing().when(abfsHttpOperation).setRequestProperty(Mockito.anyString(), Mockito.anyString());
tracingContext.constructHeader(abfsHttpOperation, null, EXPONENTIAL_RETRY_POLICY_ABBREVIATION);
String header = tracingContext.getHeader();
String assertionPrimaryId = header.split(":")[3];
tracingContext.setRetryCount(1);
tracingContext.setListener(new TracingHeaderValidator(
fs.getAbfsStore().getAbfsConfiguration().getClientCorrelationId(),
fs.getFileSystemId(), FSOperationType.CREATE_FILESYSTEM, false,
1));
tracingContext.constructHeader(abfsHttpOperation, READ_TIMEOUT_ABBREVIATION, EXPONENTIAL_RETRY_POLICY_ABBREVIATION);
header = tracingContext.getHeader();
String primaryRequestId = header.split(":")[3];
Assertions.assertThat(primaryRequestId)
.describedAs("PrimaryRequestId in a retried request's tracingContext "
+ "should be equal to PrimaryRequestId in the original request.")
.isEqualTo(assertionPrimaryId);
}
@Test
public void testTracingContextHeaderForRetrypolicy() throws Exception {
final AzureBlobFileSystem fs = getFileSystem();
final String fileSystemId = fs.getFileSystemId();
final String clientCorrelationId = fs.getClientCorrelationId();
final TracingHeaderFormat tracingHeaderFormat = TracingHeaderFormat.ALL_ID_FORMAT;
TracingContext tracingContext = new TracingContext(clientCorrelationId,
fileSystemId, FSOperationType.CREATE_FILESYSTEM, tracingHeaderFormat, new TracingHeaderValidator(
fs.getAbfsStore().getAbfsConfiguration().getClientCorrelationId(),
fs.getFileSystemId(), FSOperationType.CREATE_FILESYSTEM, false,
0));
tracingContext.setPrimaryRequestID();
AbfsHttpOperation abfsHttpOperation = Mockito.mock(AbfsHttpOperation.class);
Mockito.doNothing().when(abfsHttpOperation).setRequestProperty(Mockito.anyString(), Mockito.anyString());
tracingContext.constructHeader(abfsHttpOperation, null, null);
checkHeaderForRetryPolicyAbbreviation(tracingContext.getHeader(), null, null);
tracingContext.constructHeader(abfsHttpOperation, null, STATIC_RETRY_POLICY_ABBREVIATION);
checkHeaderForRetryPolicyAbbreviation(tracingContext.getHeader(), null, null);
tracingContext.constructHeader(abfsHttpOperation, null, EXPONENTIAL_RETRY_POLICY_ABBREVIATION);
checkHeaderForRetryPolicyAbbreviation(tracingContext.getHeader(), null, null);
tracingContext.constructHeader(abfsHttpOperation, CONNECTION_TIMEOUT_ABBREVIATION, null);
checkHeaderForRetryPolicyAbbreviation(tracingContext.getHeader(), CONNECTION_TIMEOUT_ABBREVIATION, null);
tracingContext.constructHeader(abfsHttpOperation, CONNECTION_TIMEOUT_ABBREVIATION, STATIC_RETRY_POLICY_ABBREVIATION);
checkHeaderForRetryPolicyAbbreviation(tracingContext.getHeader(), CONNECTION_TIMEOUT_ABBREVIATION, STATIC_RETRY_POLICY_ABBREVIATION);
tracingContext.constructHeader(abfsHttpOperation, CONNECTION_TIMEOUT_ABBREVIATION, EXPONENTIAL_RETRY_POLICY_ABBREVIATION);
checkHeaderForRetryPolicyAbbreviation(tracingContext.getHeader(), CONNECTION_TIMEOUT_ABBREVIATION, EXPONENTIAL_RETRY_POLICY_ABBREVIATION);
tracingContext.constructHeader(abfsHttpOperation, "503", null);
checkHeaderForRetryPolicyAbbreviation(tracingContext.getHeader(), "503", null);
tracingContext.constructHeader(abfsHttpOperation, "503", STATIC_RETRY_POLICY_ABBREVIATION);
checkHeaderForRetryPolicyAbbreviation(tracingContext.getHeader(), "503", null);
tracingContext.constructHeader(abfsHttpOperation, "503", EXPONENTIAL_RETRY_POLICY_ABBREVIATION);
checkHeaderForRetryPolicyAbbreviation(tracingContext.getHeader(), "503", null);
}
private void checkHeaderForRetryPolicyAbbreviation(String header, String expectedFailureReason, String expectedRetryPolicyAbbreviation) {
String[] headerContents = header.split(":");
String previousReqContext = headerContents[6];
if (expectedFailureReason != null) {
Assertions.assertThat(previousReqContext.split("_")[1]).describedAs(
"Failure reason Is not as expected").isEqualTo(expectedFailureReason);
if (expectedRetryPolicyAbbreviation != null) {
Assertions.assertThat(previousReqContext.split("_")).describedAs(
"Retry Count, Failure Reason and Retry Policy should be present").hasSize(3);
Assertions.assertThat(previousReqContext.split("_")[2]).describedAs(
"Retry policy is not as expected").isEqualTo(expectedRetryPolicyAbbreviation);
} else {
Assertions.assertThat(previousReqContext.split("_")).describedAs(
"Retry Count and Failure Reason should be present").hasSize(2);
}
} else {
Assertions.assertThat(previousReqContext.split("_")).describedAs(
"Only Retry Count should be present").hasSize(1);
}
}
}