| /* |
| * 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.ozone.om.request.bucket; |
| |
| import java.util.UUID; |
| |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| import org.apache.hadoop.ozone.om.OMMetadataManager; |
| import org.apache.hadoop.ozone.protocol.proto.OzoneManagerProtocolProtos |
| .OMRequest; |
| import org.apache.hadoop.ozone.protocol.proto.OzoneManagerProtocolProtos |
| .OMResponse; |
| import org.apache.hadoop.ozone.protocol.proto.OzoneManagerProtocolProtos |
| .StorageTypeProto; |
| import org.apache.hadoop.ozone.om.helpers.OmBucketInfo; |
| import org.apache.hadoop.ozone.om.helpers.OmVolumeArgs; |
| import org.apache.hadoop.ozone.om.request.TestOMRequestUtils; |
| import org.apache.hadoop.ozone.om.response.OMClientResponse; |
| import org.apache.hadoop.ozone.protocol.proto.OzoneManagerProtocolProtos; |
| import org.apache.hadoop.util.Time; |
| |
| /** |
| * Tests OMBucketCreateRequest class, which handles CreateBucket request. |
| */ |
| public class TestOMBucketCreateRequest extends TestBucketRequest { |
| |
| @Test |
| public void testPreExecute() throws Exception { |
| String volumeName = UUID.randomUUID().toString(); |
| String bucketName = UUID.randomUUID().toString(); |
| doPreExecute(volumeName, bucketName); |
| } |
| |
| |
| @Test |
| public void testValidateAndUpdateCache() throws Exception { |
| String volumeName = UUID.randomUUID().toString(); |
| String bucketName = UUID.randomUUID().toString(); |
| |
| OMBucketCreateRequest omBucketCreateRequest = doPreExecute(volumeName, |
| bucketName); |
| |
| doValidateAndUpdateCache(volumeName, bucketName, |
| omBucketCreateRequest.getOmRequest()); |
| |
| } |
| |
| @Test |
| public void testValidateAndUpdateCacheWithNoVolume() throws Exception { |
| String volumeName = UUID.randomUUID().toString(); |
| String bucketName = UUID.randomUUID().toString(); |
| |
| OMRequest originalRequest = TestOMRequestUtils.createBucketRequest( |
| bucketName, volumeName, false, StorageTypeProto.SSD); |
| |
| OMBucketCreateRequest omBucketCreateRequest = |
| new OMBucketCreateRequest(originalRequest); |
| |
| String bucketKey = omMetadataManager.getBucketKey(volumeName, bucketName); |
| |
| // As we have not still called validateAndUpdateCache, get() should |
| // return null. |
| |
| Assert.assertNull(omMetadataManager.getBucketTable().get(bucketKey)); |
| |
| OMClientResponse omClientResponse = |
| omBucketCreateRequest.validateAndUpdateCache(ozoneManager, 1, |
| ozoneManagerDoubleBufferHelper); |
| |
| OMResponse omResponse = omClientResponse.getOMResponse(); |
| Assert.assertNotNull(omResponse.getCreateBucketResponse()); |
| Assert.assertEquals(OzoneManagerProtocolProtos.Status.VOLUME_NOT_FOUND, |
| omResponse.getStatus()); |
| |
| // As request is invalid bucket table should not have entry. |
| Assert.assertNull(omMetadataManager.getBucketTable().get(bucketKey)); |
| } |
| |
| |
| @Test |
| public void testValidateAndUpdateCacheWithBucketAlreadyExists() |
| throws Exception { |
| String volumeName = UUID.randomUUID().toString(); |
| String bucketName = UUID.randomUUID().toString(); |
| |
| OMBucketCreateRequest omBucketCreateRequest = |
| doPreExecute(volumeName, bucketName); |
| |
| doValidateAndUpdateCache(volumeName, bucketName, |
| omBucketCreateRequest.getOmRequest()); |
| |
| // Try create same bucket again |
| OMClientResponse omClientResponse = |
| omBucketCreateRequest.validateAndUpdateCache(ozoneManager, 2, |
| ozoneManagerDoubleBufferHelper); |
| |
| OMResponse omResponse = omClientResponse.getOMResponse(); |
| Assert.assertNotNull(omResponse.getCreateBucketResponse()); |
| Assert.assertEquals(OzoneManagerProtocolProtos.Status.BUCKET_ALREADY_EXISTS, |
| omResponse.getStatus()); |
| } |
| |
| |
| private OMBucketCreateRequest doPreExecute(String volumeName, |
| String bucketName) throws Exception { |
| addCreateVolumeToTable(volumeName, omMetadataManager); |
| OMRequest originalRequest = |
| TestOMRequestUtils.createBucketRequest(bucketName, volumeName, false, |
| StorageTypeProto.SSD); |
| |
| OMBucketCreateRequest omBucketCreateRequest = |
| new OMBucketCreateRequest(originalRequest); |
| |
| OMRequest modifiedRequest = omBucketCreateRequest.preExecute(ozoneManager); |
| verifyRequest(modifiedRequest, originalRequest); |
| return new OMBucketCreateRequest(modifiedRequest); |
| } |
| |
| private void doValidateAndUpdateCache(String volumeName, String bucketName, |
| OMRequest modifiedRequest) throws Exception { |
| String bucketKey = omMetadataManager.getBucketKey(volumeName, bucketName); |
| |
| // As we have not still called validateAndUpdateCache, get() should |
| // return null. |
| |
| Assert.assertNull(omMetadataManager.getBucketTable().get(bucketKey)); |
| OMBucketCreateRequest omBucketCreateRequest = |
| new OMBucketCreateRequest(modifiedRequest); |
| |
| |
| OMClientResponse omClientResponse = |
| omBucketCreateRequest.validateAndUpdateCache(ozoneManager, 1, |
| ozoneManagerDoubleBufferHelper); |
| |
| // As now after validateAndUpdateCache it should add entry to cache, get |
| // should return non null value. |
| OmBucketInfo omBucketInfo = |
| omMetadataManager.getBucketTable().get(bucketKey); |
| Assert.assertNotNull(omMetadataManager.getBucketTable().get(bucketKey)); |
| |
| // verify table data with actual request data. |
| Assert.assertEquals(OmBucketInfo.getFromProtobuf( |
| modifiedRequest.getCreateBucketRequest().getBucketInfo()), |
| omBucketInfo); |
| |
| // verify OMResponse. |
| verifySuccessCreateBucketResponse(omClientResponse.getOMResponse()); |
| |
| } |
| |
| |
| private void verifyRequest(OMRequest modifiedOmRequest, |
| OMRequest originalRequest) { |
| OzoneManagerProtocolProtos.BucketInfo original = |
| originalRequest.getCreateBucketRequest().getBucketInfo(); |
| OzoneManagerProtocolProtos.BucketInfo updated = |
| modifiedOmRequest.getCreateBucketRequest().getBucketInfo(); |
| |
| Assert.assertEquals(original.getBucketName(), updated.getBucketName()); |
| Assert.assertEquals(original.getVolumeName(), updated.getVolumeName()); |
| Assert.assertEquals(original.getIsVersionEnabled(), |
| updated.getIsVersionEnabled()); |
| Assert.assertEquals(original.getStorageType(), updated.getStorageType()); |
| Assert.assertEquals(original.getMetadataList(), updated.getMetadataList()); |
| Assert.assertNotEquals(original.getCreationTime(), |
| updated.getCreationTime()); |
| } |
| |
| public static void verifySuccessCreateBucketResponse(OMResponse omResponse) { |
| Assert.assertNotNull(omResponse.getCreateBucketResponse()); |
| Assert.assertEquals(OzoneManagerProtocolProtos.Type.CreateBucket, |
| omResponse.getCmdType()); |
| Assert.assertEquals(OzoneManagerProtocolProtos.Status.OK, |
| omResponse.getStatus()); |
| } |
| |
| public static void addCreateVolumeToTable(String volumeName, |
| OMMetadataManager omMetadataManager) throws Exception { |
| OmVolumeArgs omVolumeArgs = |
| OmVolumeArgs.newBuilder().setCreationTime(Time.now()) |
| .setVolume(volumeName).setAdminName(UUID.randomUUID().toString()) |
| .setOwnerName(UUID.randomUUID().toString()).build(); |
| TestOMRequestUtils.addVolumeToOM(omMetadataManager, omVolumeArgs); |
| } |
| |
| } |