| /** |
| * 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 |
| * <p> |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * <p> |
| * 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.key; |
| |
| import java.util.UUID; |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| import org.apache.hadoop.ozone.om.helpers.OmKeyInfo; |
| 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.ozone.protocol.proto.OzoneManagerProtocolProtos |
| .OMRequest; |
| import org.apache.hadoop.ozone.protocol.proto.OzoneManagerProtocolProtos |
| .KeyArgs; |
| import org.apache.hadoop.ozone.protocol.proto.OzoneManagerProtocolProtos |
| .RenameKeyRequest; |
| |
| /** |
| * Tests RenameKey request. |
| */ |
| public class TestOMKeyRenameRequest extends TestOMKeyRequest { |
| |
| @Test |
| public void testPreExecute() throws Exception { |
| doPreExecute(createRenameKeyRequest(UUID.randomUUID().toString())); |
| } |
| |
| @Test |
| public void testValidateAndUpdateCache() throws Exception { |
| String toKeyName = UUID.randomUUID().toString(); |
| OMRequest modifiedOmRequest = |
| doPreExecute(createRenameKeyRequest(toKeyName)); |
| |
| TestOMRequestUtils.addKeyToTable(false, volumeName, bucketName, keyName, |
| clientID, replicationType, replicationFactor, omMetadataManager); |
| |
| OMKeyRenameRequest omKeyRenameRequest = |
| new OMKeyRenameRequest(modifiedOmRequest); |
| |
| OMClientResponse omKeyRenameResponse = |
| omKeyRenameRequest.validateAndUpdateCache(ozoneManager, 100L, |
| ozoneManagerDoubleBufferHelper); |
| |
| Assert.assertEquals(OzoneManagerProtocolProtos.Status.OK, |
| omKeyRenameResponse.getOMResponse().getStatus()); |
| |
| String key = omMetadataManager.getOzoneKey(volumeName, bucketName, keyName); |
| // Original key should be deleted, toKey should exist. |
| OmKeyInfo omKeyInfo = omMetadataManager.getKeyTable().get(key); |
| |
| Assert.assertNull(omKeyInfo); |
| |
| omKeyInfo = |
| omMetadataManager.getKeyTable().get(omMetadataManager.getOzoneKey( |
| volumeName, bucketName, toKeyName)); |
| |
| Assert.assertNotNull(omKeyInfo); |
| |
| // For new key modification time should be updated. |
| |
| KeyArgs keyArgs = modifiedOmRequest.getRenameKeyRequest().getKeyArgs(); |
| |
| Assert.assertEquals(keyArgs.getModificationTime(), |
| omKeyInfo.getModificationTime()); |
| |
| // KeyName should be updated in OmKeyInfo to toKeyName. |
| Assert.assertEquals(omKeyInfo.getKeyName(), toKeyName); |
| |
| } |
| |
| |
| @Test |
| public void testValidateAndUpdateCacheWithKeyNotFound() throws Exception { |
| String toKeyName = UUID.randomUUID().toString(); |
| OMRequest modifiedOmRequest = |
| doPreExecute(createRenameKeyRequest(toKeyName)); |
| |
| // Add only volume and bucket entry to DB. |
| |
| // In actual implementation we don't check for bucket/volume exists |
| // during delete key. |
| TestOMRequestUtils.addVolumeAndBucketToDB(volumeName, bucketName, |
| omMetadataManager); |
| |
| OMKeyRenameRequest omKeyRenameRequest = |
| new OMKeyRenameRequest(modifiedOmRequest); |
| |
| OMClientResponse omKeyRenameResponse = |
| omKeyRenameRequest.validateAndUpdateCache(ozoneManager, 100L, |
| ozoneManagerDoubleBufferHelper); |
| |
| Assert.assertEquals(OzoneManagerProtocolProtos.Status.KEY_NOT_FOUND, |
| omKeyRenameResponse.getOMResponse().getStatus()); |
| |
| } |
| |
| |
| @Test |
| public void testValidateAndUpdateCacheWithOutVolumeAndBucket() |
| throws Exception { |
| String toKeyName = UUID.randomUUID().toString(); |
| OMRequest modifiedOmRequest = |
| doPreExecute(createRenameKeyRequest(toKeyName)); |
| |
| // In actual implementation we don't check for bucket/volume exists |
| // during delete key. So it should still return error KEY_NOT_FOUND |
| |
| OMKeyRenameRequest omKeyRenameRequest = |
| new OMKeyRenameRequest(modifiedOmRequest); |
| |
| OMClientResponse omKeyRenameResponse = |
| omKeyRenameRequest.validateAndUpdateCache(ozoneManager, 100L, |
| ozoneManagerDoubleBufferHelper); |
| |
| Assert.assertEquals(OzoneManagerProtocolProtos.Status.KEY_NOT_FOUND, |
| omKeyRenameResponse.getOMResponse().getStatus()); |
| |
| } |
| |
| @Test |
| public void testValidateAndUpdateCacheWithToKeyInvalid() throws Exception { |
| String toKeyName = ""; |
| OMRequest modifiedOmRequest = |
| doPreExecute(createRenameKeyRequest(toKeyName)); |
| |
| // Add only volume and bucket entry to DB. |
| |
| // In actual implementation we don't check for bucket/volume exists |
| // during delete key. |
| TestOMRequestUtils.addVolumeAndBucketToDB(volumeName, bucketName, |
| omMetadataManager); |
| |
| OMKeyRenameRequest omKeyRenameRequest = |
| new OMKeyRenameRequest(modifiedOmRequest); |
| |
| OMClientResponse omKeyRenameResponse = |
| omKeyRenameRequest.validateAndUpdateCache(ozoneManager, 100L, |
| ozoneManagerDoubleBufferHelper); |
| |
| Assert.assertEquals(OzoneManagerProtocolProtos.Status.INVALID_KEY_NAME, |
| omKeyRenameResponse.getOMResponse().getStatus()); |
| |
| } |
| |
| @Test |
| public void testValidateAndUpdateCacheWithFromKeyInvalid() throws Exception { |
| String toKeyName = UUID.randomUUID().toString(); |
| keyName = ""; |
| OMRequest modifiedOmRequest = |
| doPreExecute(createRenameKeyRequest(toKeyName)); |
| |
| // Add only volume and bucket entry to DB. |
| |
| // In actual implementation we don't check for bucket/volume exists |
| // during delete key. |
| TestOMRequestUtils.addVolumeAndBucketToDB(volumeName, bucketName, |
| omMetadataManager); |
| |
| OMKeyRenameRequest omKeyRenameRequest = |
| new OMKeyRenameRequest(modifiedOmRequest); |
| |
| OMClientResponse omKeyRenameResponse = |
| omKeyRenameRequest.validateAndUpdateCache(ozoneManager, 100L, |
| ozoneManagerDoubleBufferHelper); |
| |
| Assert.assertEquals(OzoneManagerProtocolProtos.Status.INVALID_KEY_NAME, |
| omKeyRenameResponse.getOMResponse().getStatus()); |
| |
| } |
| |
| |
| /** |
| * This method calls preExecute and verify the modified request. |
| * @param originalOmRequest |
| * @return OMRequest - modified request returned from preExecute. |
| * @throws Exception |
| */ |
| |
| private OMRequest doPreExecute(OMRequest originalOmRequest) throws Exception { |
| OMKeyRenameRequest omKeyRenameRequest = |
| new OMKeyRenameRequest(originalOmRequest); |
| |
| OMRequest modifiedOmRequest = omKeyRenameRequest.preExecute(ozoneManager); |
| |
| // Will not be equal, as UserInfo will be set and modification time is |
| // set in KeyArgs. |
| Assert.assertNotEquals(originalOmRequest, modifiedOmRequest); |
| |
| Assert.assertTrue(modifiedOmRequest.getRenameKeyRequest() |
| .getKeyArgs().getModificationTime() > 0); |
| |
| return modifiedOmRequest; |
| } |
| |
| /** |
| * Create OMRequest which encapsulates RenameKeyRequest. |
| * @return OMRequest |
| */ |
| private OMRequest createRenameKeyRequest(String toKeyName) { |
| KeyArgs keyArgs = KeyArgs.newBuilder().setKeyName(keyName) |
| .setVolumeName(volumeName).setBucketName(bucketName).build(); |
| |
| RenameKeyRequest renameKeyRequest = RenameKeyRequest.newBuilder() |
| .setKeyArgs(keyArgs).setToKeyName(toKeyName).build(); |
| |
| return OMRequest.newBuilder() |
| .setClientId(UUID.randomUUID().toString()) |
| .setRenameKeyRequest(renameKeyRequest) |
| .setCmdType(OzoneManagerProtocolProtos.Type.RenameKey).build(); |
| } |
| |
| } |