HDDS-1775. Make OM KeyDeletingService compatible with HA model (#1063)
This commit is contained in:
Hanisha Koneru
GitHub
parent
71c21f0a9b
commit
7adc4a327a
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@ -227,6 +227,7 @@ public final class OmUtils {
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case RemoveAcl:
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case SetAcl:
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case AddAcl:
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case PurgeKeys:
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return false;
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default:
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LOG.error("CmdType {} is not categorized as readOnly or not.", cmdType);
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@ -470,4 +471,15 @@ public final class OmUtils {
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}
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return dirFile;
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}
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/**
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* Returns the DB key name of a deleted key in OM metadata store. The
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* deleted key name is the <keyName>_<deletionTimestamp>.
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* @param key Original key name
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* @param timestamp timestamp of deletion
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* @return Deleted key name
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*/
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public static String getDeletedKeyName(String key, long timestamp) {
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return key + "_" + timestamp;
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}
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}
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@ -37,6 +37,8 @@ public enum OMAction implements AuditAction {
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UPDATE_VOLUME,
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UPDATE_BUCKET,
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UPDATE_KEY,
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PURGE_KEYS,
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// READ Actions
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CHECK_VOLUME_ACCESS,
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LIST_BUCKETS,
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@ -90,6 +90,7 @@ enum Type {
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SetAcl = 77;
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GetAcl = 78;
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PurgeKeys = 81;
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}
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message OMRequest {
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@ -125,7 +126,6 @@ message OMRequest {
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optional CommitKeyRequest commitKeyRequest = 36;
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optional AllocateBlockRequest allocateBlockRequest = 37;
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optional S3CreateBucketRequest createS3BucketRequest = 41;
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optional S3DeleteBucketRequest deleteS3BucketRequest = 42;
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optional S3BucketInfoRequest infoS3BucketRequest = 43;
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@ -153,6 +153,8 @@ message OMRequest {
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optional RemoveAclRequest removeAclRequest = 76;
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optional SetAclRequest setAclRequest = 77;
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optional GetAclRequest getAclRequest = 78;
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optional PurgeKeysRequest purgeKeysRequest = 81;
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}
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message OMResponse {
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@ -217,6 +219,8 @@ message OMResponse {
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optional RemoveAclResponse removeAclResponse = 76;
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optional SetAclResponse setAclResponse = 77;
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optional GetAclResponse getAclResponse = 78;
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optional PurgeKeysResponse purgeKeysResponse = 81;
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}
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enum Status {
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@ -762,6 +766,14 @@ message DeleteKeyResponse {
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optional uint64 openVersion = 4;
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}
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message PurgeKeysRequest {
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repeated string keys = 1;
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}
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message PurgeKeysResponse {
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}
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message OMTokenProto {
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enum Type {
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DELEGATION_TOKEN = 1;
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@ -0,0 +1,138 @@
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/**
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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* <p>
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* http://www.apache.org/licenses/LICENSE-2.0
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* <p>
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.apache.hadoop.ozone.om;
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import org.apache.hadoop.hdds.client.ReplicationFactor;
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import org.apache.hadoop.hdds.client.ReplicationType;
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import org.apache.hadoop.hdds.conf.OzoneConfiguration;
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import org.apache.hadoop.ozone.MiniOzoneCluster;
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import org.apache.hadoop.ozone.client.ObjectStore;
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import org.apache.hadoop.ozone.client.OzoneBucket;
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import org.apache.hadoop.ozone.client.OzoneClientFactory;
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import org.apache.hadoop.ozone.client.OzoneVolume;
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import org.apache.hadoop.ozone.client.io.OzoneOutputStream;
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import org.apache.hadoop.ozone.container.ContainerTestHelper;
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import org.apache.hadoop.test.GenericTestUtils;
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import org.junit.After;
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import org.junit.Assert;
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import org.junit.Before;
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import org.junit.Test;
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import java.io.IOException;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.UUID;
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import java.util.concurrent.TimeUnit;
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import static java.nio.charset.StandardCharsets.UTF_8;
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import static org.apache.hadoop.hdds.HddsConfigKeys.HDDS_CONTAINER_REPORT_INTERVAL;
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import static org.apache.hadoop.ozone.OzoneConfigKeys.OZONE_BLOCK_DELETING_SERVICE_INTERVAL;
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/**
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* Test OM's {@link KeyDeletingService}.
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*/
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public class TestKeyPurging {
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private static MiniOzoneCluster cluster;
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private static ObjectStore store;
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private static OzoneManager om;
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private static final int NUM_KEYS = 10;
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private static final int KEY_SIZE = 100;
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@Before
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public void setup() throws Exception {
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OzoneConfiguration conf = new OzoneConfiguration();
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conf.setTimeDuration(OZONE_BLOCK_DELETING_SERVICE_INTERVAL, 100,
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TimeUnit.MILLISECONDS);
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conf.setTimeDuration(HDDS_CONTAINER_REPORT_INTERVAL, 200,
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TimeUnit.MILLISECONDS);
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conf.setBoolean(OMConfigKeys.OZONE_OM_RATIS_ENABLE_KEY, true);
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conf.setQuietMode(false);
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cluster = MiniOzoneCluster.newBuilder(conf)
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.setNumDatanodes(1)
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.setHbInterval(200)
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.build();
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cluster.waitForClusterToBeReady();
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store = OzoneClientFactory.getRpcClient(conf).getObjectStore();
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om = cluster.getOzoneManager();
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}
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@After
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public void shutdown() {
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if (cluster != null) {
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cluster.shutdown();
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}
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}
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@Test(timeout = 30000)
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public void testKeysPurgingByKeyDeletingService() throws Exception {
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// Create Volume and Bucket
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String volumeName = UUID.randomUUID().toString();
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String bucketName = UUID.randomUUID().toString();
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store.createVolume(volumeName);
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OzoneVolume volume = store.getVolume(volumeName);
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volume.createBucket(bucketName);
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OzoneBucket bucket = volume.getBucket(bucketName);
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// Create some keys and write data into them
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String keyBase = UUID.randomUUID().toString();
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String keyString = UUID.randomUUID().toString();
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byte[] data = ContainerTestHelper.getFixedLengthString(
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keyString, KEY_SIZE).getBytes(UTF_8);
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List<String> keys = new ArrayList<>(NUM_KEYS);
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for (int i = 1; i <= NUM_KEYS; i++) {
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String keyName = keyBase + "-" + i;
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keys.add(keyName);
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OzoneOutputStream keyStream = ContainerTestHelper.createKey(
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keyName, ReplicationType.STAND_ALONE, ReplicationFactor.ONE,
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KEY_SIZE, store, volumeName, bucketName);
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keyStream.write(data);
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keyStream.close();
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}
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// Delete created keys
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for (String key : keys) {
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bucket.deleteKey(key);
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}
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// Verify that KeyDeletingService picks up deleted keys and purges them
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// from DB.
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KeyManager keyManager = om.getKeyManager();
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KeyDeletingService keyDeletingService =
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(KeyDeletingService) keyManager.getDeletingService();
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GenericTestUtils.waitFor(
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() -> keyDeletingService.getDeletedKeyCount().get() >= NUM_KEYS,
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1000, 10000);
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Assert.assertTrue(keyDeletingService.getRunCount().get() > 1);
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GenericTestUtils.waitFor(
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() -> {
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try {
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return keyManager.getPendingDeletionKeys(Integer.MAX_VALUE)
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.size() == 0;
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} catch (IOException e) {
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return false;
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}
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}, 1000, 10000);
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}
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}
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@ -17,27 +17,34 @@
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package org.apache.hadoop.ozone.om;
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import java.io.IOException;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.concurrent.TimeUnit;
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import java.util.concurrent.atomic.AtomicLong;
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import com.google.protobuf.ServiceException;
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import org.apache.hadoop.conf.Configuration;
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import org.apache.hadoop.hdds.scm.protocol.ScmBlockLocationProtocol;
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import org.apache.hadoop.ozone.common.BlockGroup;
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import org.apache.hadoop.ozone.common.DeleteBlockGroupResult;
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import org.apache.hadoop.ozone.protocol.proto.OzoneManagerProtocolProtos.OMRequest;
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import org.apache.hadoop.ozone.protocol.proto.OzoneManagerProtocolProtos.PurgeKeysRequest;
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import org.apache.hadoop.ozone.protocol.proto.OzoneManagerProtocolProtos.Type;
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import org.apache.hadoop.util.Time;
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import org.apache.hadoop.utils.BackgroundService;
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import org.apache.hadoop.utils.BackgroundTask;
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import org.apache.hadoop.utils.BackgroundTaskQueue;
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import org.apache.hadoop.utils.BackgroundTaskResult;
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import org.apache.hadoop.utils.BackgroundTaskResult.EmptyTaskResult;
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import org.apache.hadoop.utils.db.BatchOperation;
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import org.apache.hadoop.utils.db.DBStore;
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import org.apache.hadoop.utils.db.Table;
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import com.google.common.annotations.VisibleForTesting;
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import static org.apache.hadoop.ozone.om.OMConfigKeys.OZONE_KEY_DELETING_LIMIT_PER_TASK;
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import static org.apache.hadoop.ozone.om.OMConfigKeys.OZONE_KEY_DELETING_LIMIT_PER_TASK_DEFAULT;
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import org.apache.hadoop.utils.db.BatchOperation;
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import org.apache.hadoop.utils.db.DBStore;
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import org.apache.hadoop.utils.db.Table;
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import org.apache.ratis.protocol.ClientId;
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import org.rocksdb.RocksDBException;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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@ -55,17 +62,21 @@ public class KeyDeletingService extends BackgroundService {
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// The thread pool size for key deleting service.
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private final static int KEY_DELETING_CORE_POOL_SIZE = 2;
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private final OzoneManager ozoneManager;
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private final ScmBlockLocationProtocol scmClient;
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private final KeyManager manager;
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private ClientId clientId = ClientId.randomId();
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private final int keyLimitPerTask;
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private final AtomicLong deletedKeyCount;
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private final AtomicLong runCount;
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public KeyDeletingService(ScmBlockLocationProtocol scmClient,
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KeyDeletingService(OzoneManager ozoneManager,
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ScmBlockLocationProtocol scmClient,
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KeyManager manager, long serviceInterval,
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long serviceTimeout, Configuration conf) {
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super("KeyDeletingService", serviceInterval, TimeUnit.MILLISECONDS,
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KEY_DELETING_CORE_POOL_SIZE, serviceTimeout);
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this.ozoneManager = ozoneManager;
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this.scmClient = scmClient;
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this.manager = manager;
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this.keyLimitPerTask = conf.getInt(OZONE_KEY_DELETING_LIMIT_PER_TASK,
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@ -101,6 +112,21 @@ public class KeyDeletingService extends BackgroundService {
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return queue;
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}
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private boolean shouldRun() {
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if (ozoneManager == null) {
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// OzoneManager can be null for testing
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return true;
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}
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return ozoneManager.isLeader();
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}
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private boolean isRatisEnabled() {
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if (ozoneManager == null) {
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return false;
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}
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return ozoneManager.isRatisEnabled();
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}
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/**
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* A key deleting task scans OM DB and looking for a certain number of
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* pending-deletion keys, sends these keys along with their associated blocks
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@ -118,6 +144,9 @@ public class KeyDeletingService extends BackgroundService {
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@Override
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public BackgroundTaskResult call() throws Exception {
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// Check if this is the Leader OM. If not leader, no need to execute this
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// task.
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if (shouldRun()) {
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runCount.incrementAndGet();
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try {
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long startTime = Time.monotonicNow();
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@ -127,7 +156,15 @@ public class KeyDeletingService extends BackgroundService {
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List<DeleteBlockGroupResult> results =
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scmClient.deleteKeyBlocks(keyBlocksList);
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if (results != null) {
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int delCount = deleteAllKeys(results);
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int delCount;
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if (isRatisEnabled()) {
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delCount = submitPurgeKeysRequest(results);
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} else {
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// TODO: Once HA and non-HA paths are merged, we should have
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// only one code path here. Purge keys should go through an
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// OMRequest model.
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delCount = deleteAllKeys(results);
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}
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LOG.debug("Number of keys deleted: {}, elapsed time: {}ms",
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delCount, Time.monotonicNow() - startTime);
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deletedKeyCount.addAndGet(delCount);
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@ -137,7 +174,8 @@ public class KeyDeletingService extends BackgroundService {
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LOG.error("Error while running delete keys background task. Will " +
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"retry at next run.", e);
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}
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// By desing, no one cares about the results of this call back.
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}
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// By design, no one cares about the results of this call back.
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return EmptyTaskResult.newResult();
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}
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@ -171,5 +209,48 @@ public class KeyDeletingService extends BackgroundService {
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}
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return deletedCount;
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}
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/**
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* Submits PurgeKeys request for the keys whose blocks have been deleted
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* by SCM.
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*
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* @param results DeleteBlockGroups returned by SCM.
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* @throws IOException on Error
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*/
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public int submitPurgeKeysRequest(List<DeleteBlockGroupResult> results) {
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List<String> purgeKeysList = new ArrayList<>();
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// Put all keys to be purged in a list
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int deletedCount = 0;
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for (DeleteBlockGroupResult result : results) {
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if (result.isSuccess()) {
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// Add key to PurgeKeys list.
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String deletedKey = result.getObjectKey();
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purgeKeysList.add(deletedKey);
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LOG.debug("Key {} set to be purged from OM DB", deletedKey);
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deletedCount++;
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}
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}
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PurgeKeysRequest purgeKeysRequest = PurgeKeysRequest.newBuilder()
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.addAllKeys(purgeKeysList)
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.build();
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OMRequest omRequest = OMRequest.newBuilder()
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.setCmdType(Type.PurgeKeys)
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.setPurgeKeysRequest(purgeKeysRequest)
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.setClientId(clientId.toString())
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.build();
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// Submit PurgeKeys request to OM
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try {
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ozoneManager.getOmServerProtocol().submitRequest(null, omRequest);
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} catch (ServiceException e) {
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LOG.error("PurgeKey request failed. Will retry at next run.");
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return 0;
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}
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return deletedCount;
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}
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}
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}
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@ -35,6 +35,7 @@ import java.security.GeneralSecurityException;
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import java.security.PrivilegedExceptionAction;
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import java.util.stream.Collectors;
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import com.google.common.annotations.VisibleForTesting;
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import com.google.common.base.Strings;
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import com.google.protobuf.ByteString;
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import org.apache.commons.codec.digest.DigestUtils;
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@ -138,6 +139,7 @@ public class KeyManagerImpl implements KeyManager {
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/**
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* A SCM block client, used to talk to SCM to allocate block during putKey.
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*/
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private final OzoneManager ozoneManager;
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private final ScmClient scmClient;
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private final OMMetadataManager metadataManager;
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private final long scmBlockSize;
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@ -154,21 +156,25 @@ public class KeyManagerImpl implements KeyManager {
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private final PrefixManager prefixManager;
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@VisibleForTesting
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public KeyManagerImpl(ScmBlockLocationProtocol scmBlockClient,
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OMMetadataManager metadataManager, OzoneConfiguration conf, String omId,
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OzoneBlockTokenSecretManager secretManager) {
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this(new ScmClient(scmBlockClient, null), metadataManager,
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this(null, new ScmClient(scmBlockClient, null), metadataManager,
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conf, omId, secretManager, null, null);
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}
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public KeyManagerImpl(ScmClient scmClient,
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public KeyManagerImpl(OzoneManager om, ScmClient scmClient,
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OzoneConfiguration conf, String omId) {
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this (om, scmClient, om.getMetadataManager(), conf, omId,
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om.getBlockTokenMgr(), om.getKmsProvider(), om.getPrefixManager());
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}
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@SuppressWarnings("parameternumber")
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private KeyManagerImpl(OzoneManager om, ScmClient scmClient,
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OMMetadataManager metadataManager, OzoneConfiguration conf, String omId,
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OzoneBlockTokenSecretManager secretManager,
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KeyProviderCryptoExtension kmsProvider,
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PrefixManager prefixManager) {
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this.scmClient = scmClient;
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this.metadataManager = metadataManager;
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this.prefixManager = prefixManager;
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KeyProviderCryptoExtension kmsProvider, PrefixManager prefixManager) {
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this.scmBlockSize = (long) conf
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.getStorageSize(OZONE_SCM_BLOCK_SIZE, OZONE_SCM_BLOCK_SIZE_DEFAULT,
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StorageUnit.BYTES);
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@ -177,13 +183,19 @@ public class KeyManagerImpl implements KeyManager {
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this.preallocateBlocksMax = conf.getInt(
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OZONE_KEY_PREALLOCATION_BLOCKS_MAX,
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OZONE_KEY_PREALLOCATION_BLOCKS_MAX_DEFAULT);
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this.omId = omId;
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start(conf);
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this.secretManager = secretManager;
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this.grpcBlockTokenEnabled = conf.getBoolean(
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HDDS_BLOCK_TOKEN_ENABLED,
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HDDS_BLOCK_TOKEN_ENABLED_DEFAULT);
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this.ozoneManager = om;
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this.omId = omId;
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this.scmClient = scmClient;
|
||||
this.metadataManager = metadataManager;
|
||||
this.prefixManager = prefixManager;
|
||||
this.secretManager = secretManager;
|
||||
this.kmsProvider = kmsProvider;
|
||||
|
||||
start(conf);
|
||||
}
|
||||
|
||||
@Override
|
||||
|
|
@ -197,8 +209,9 @@ public class KeyManagerImpl implements KeyManager {
|
|||
OZONE_BLOCK_DELETING_SERVICE_TIMEOUT,
|
||||
OZONE_BLOCK_DELETING_SERVICE_TIMEOUT_DEFAULT,
|
||||
TimeUnit.MILLISECONDS);
|
||||
keyDeletingService = new KeyDeletingService(scmClient.getBlockClient(),
|
||||
this, blockDeleteInterval, serviceTimeout, configuration);
|
||||
keyDeletingService = new KeyDeletingService(ozoneManager,
|
||||
scmClient.getBlockClient(), this, blockDeleteInterval,
|
||||
serviceTimeout, configuration);
|
||||
keyDeletingService.start();
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -268,6 +268,7 @@ public final class OzoneManager extends ServiceRuntimeInfoImpl
|
|||
private S3SecretManager s3SecretManager;
|
||||
private volatile boolean isOmRpcServerRunning = false;
|
||||
private String omComponent;
|
||||
private OzoneManagerProtocolServerSideTranslatorPB omServerProtocol;
|
||||
|
||||
private boolean isRatisEnabled;
|
||||
private OzoneManagerRatisServer omRatisServer;
|
||||
|
|
@ -401,11 +402,13 @@ public final class OzoneManager extends ServiceRuntimeInfoImpl
|
|||
omRpcServer = getRpcServer(conf);
|
||||
omRpcAddress = updateRPCListenAddress(configuration,
|
||||
OZONE_OM_ADDRESS_KEY, omNodeRpcAddr, omRpcServer);
|
||||
|
||||
this.scmClient = new ScmClient(scmBlockClient, scmContainerClient);
|
||||
|
||||
prefixManager = new PrefixManagerImpl(metadataManager);
|
||||
keyManager = new KeyManagerImpl(scmClient, metadataManager,
|
||||
configuration, omStorage.getOmId(), blockTokenMgr, getKmsProvider(),
|
||||
prefixManager);
|
||||
keyManager = new KeyManagerImpl(this, scmClient, configuration,
|
||||
omStorage.getOmId());
|
||||
|
||||
shutdownHook = () -> {
|
||||
saveOmMetrics();
|
||||
};
|
||||
|
|
@ -1200,6 +1203,11 @@ public final class OzoneManager extends ServiceRuntimeInfoImpl
|
|||
public KeyProviderCryptoExtension getKmsProvider() {
|
||||
return kmsProvider;
|
||||
}
|
||||
|
||||
public PrefixManager getPrefixManager() {
|
||||
return prefixManager;
|
||||
}
|
||||
|
||||
/**
|
||||
* Get metadata manager.
|
||||
*
|
||||
|
|
@ -1209,6 +1217,14 @@ public final class OzoneManager extends ServiceRuntimeInfoImpl
|
|||
return metadataManager;
|
||||
}
|
||||
|
||||
public OzoneBlockTokenSecretManager getBlockTokenMgr() {
|
||||
return blockTokenMgr;
|
||||
}
|
||||
|
||||
public OzoneManagerProtocolServerSideTranslatorPB getOmServerProtocol() {
|
||||
return omServerProtocol;
|
||||
}
|
||||
|
||||
public OMMetrics getMetrics() {
|
||||
return metrics;
|
||||
}
|
||||
|
|
@ -1328,9 +1344,11 @@ public final class OzoneManager extends ServiceRuntimeInfoImpl
|
|||
RPC.setProtocolEngine(configuration, OzoneManagerProtocolPB.class,
|
||||
ProtobufRpcEngine.class);
|
||||
|
||||
BlockingService omService = newReflectiveBlockingService(
|
||||
new OzoneManagerProtocolServerSideTranslatorPB(this, omRatisServer,
|
||||
isRatisEnabled));
|
||||
this.omServerProtocol = new OzoneManagerProtocolServerSideTranslatorPB(
|
||||
this, omRatisServer, isRatisEnabled);
|
||||
|
||||
BlockingService omService = newReflectiveBlockingService(omServerProtocol);
|
||||
|
||||
return startRpcServer(configuration, omNodeRpcAddr,
|
||||
OzoneManagerProtocolPB.class, omService,
|
||||
handlerCount);
|
||||
|
|
@ -3196,4 +3214,28 @@ public final class OzoneManager extends ServiceRuntimeInfoImpl
|
|||
public long getMaxUserVolumeCount() {
|
||||
return maxUserVolumeCount;
|
||||
}
|
||||
|
||||
/**
|
||||
* Checks the Leader status of OM Ratis Server.
|
||||
* Note that this status has a small window of error. It should not be used
|
||||
* to determine the absolute leader status.
|
||||
* If it is the leader, the role status is cached till Ratis server
|
||||
* notifies of leader change. If it is not leader, the role information is
|
||||
* retrieved through by submitting a GroupInfoRequest to Ratis server.
|
||||
*
|
||||
* If ratis is not enabled, then it always returns true.
|
||||
*
|
||||
* @return Return true if this node is the leader, false otherwsie.
|
||||
*/
|
||||
public boolean isLeader() {
|
||||
return isRatisEnabled ? omRatisServer.isLeader() : true;
|
||||
}
|
||||
|
||||
/**
|
||||
* Return if Ratis is enabled or not.
|
||||
* @return
|
||||
*/
|
||||
public boolean isRatisEnabled() {
|
||||
return isRatisEnabled;
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -29,6 +29,7 @@ import org.apache.hadoop.ozone.om.request.key.OMAllocateBlockRequest;
|
|||
import org.apache.hadoop.ozone.om.request.key.OMKeyCommitRequest;
|
||||
import org.apache.hadoop.ozone.om.request.key.OMKeyCreateRequest;
|
||||
import org.apache.hadoop.ozone.om.request.key.OMKeyDeleteRequest;
|
||||
import org.apache.hadoop.ozone.om.request.key.OMKeyPurgeRequest;
|
||||
import org.apache.hadoop.ozone.om.request.key.OMKeyRenameRequest;
|
||||
import org.apache.hadoop.ozone.om.request.volume.OMVolumeCreateRequest;
|
||||
import org.apache.hadoop.ozone.om.request.volume.OMVolumeDeleteRequest;
|
||||
|
|
@ -96,6 +97,8 @@ public final class OzoneManagerRatisUtils {
|
|||
return new OMDirectoryCreateRequest(omRequest);
|
||||
case CreateFile:
|
||||
return new OMFileCreateRequest(omRequest);
|
||||
case PurgeKeys:
|
||||
return new OMKeyPurgeRequest(omRequest);
|
||||
default:
|
||||
// TODO: will update once all request types are implemented.
|
||||
return null;
|
||||
|
|
|
|||
|
|
@ -25,6 +25,7 @@ import com.google.common.base.Optional;
|
|||
import org.slf4j.Logger;
|
||||
import org.slf4j.LoggerFactory;
|
||||
|
||||
import com.google.common.base.Preconditions;
|
||||
import org.apache.hadoop.ozone.audit.AuditLogger;
|
||||
import org.apache.hadoop.ozone.audit.OMAction;
|
||||
import org.apache.hadoop.ozone.om.OMMetadataManager;
|
||||
|
|
@ -44,6 +45,7 @@ import org.apache.hadoop.ozone.protocol.proto.OzoneManagerProtocolProtos
|
|||
.OMRequest;
|
||||
import org.apache.hadoop.ozone.security.acl.IAccessAuthorizer;
|
||||
import org.apache.hadoop.ozone.security.acl.OzoneObj;
|
||||
import org.apache.hadoop.util.Time;
|
||||
import org.apache.hadoop.utils.db.cache.CacheKey;
|
||||
import org.apache.hadoop.utils.db.cache.CacheValue;
|
||||
|
||||
|
|
@ -63,6 +65,21 @@ public class OMKeyDeleteRequest extends OMKeyRequest {
|
|||
super(omRequest);
|
||||
}
|
||||
|
||||
@Override
|
||||
public OMRequest preExecute(OzoneManager ozoneManager) throws IOException {
|
||||
DeleteKeyRequest deleteKeyRequest = getOmRequest().getDeleteKeyRequest();
|
||||
Preconditions.checkNotNull(deleteKeyRequest);
|
||||
|
||||
OzoneManagerProtocolProtos.KeyArgs keyArgs = deleteKeyRequest.getKeyArgs();
|
||||
|
||||
OzoneManagerProtocolProtos.KeyArgs.Builder newKeyArgs =
|
||||
keyArgs.toBuilder().setModificationTime(Time.now());
|
||||
|
||||
return getOmRequest().toBuilder()
|
||||
.setDeleteKeyRequest(deleteKeyRequest.toBuilder()
|
||||
.setKeyArgs(newKeyArgs)).setUserInfo(getUserInfo()).build();
|
||||
}
|
||||
|
||||
@Override
|
||||
public OMClientResponse validateAndUpdateCache(OzoneManager ozoneManager,
|
||||
long transactionLogIndex) {
|
||||
|
|
@ -151,12 +168,13 @@ public class OMKeyDeleteRequest extends OMKeyRequest {
|
|||
// return response.
|
||||
if (exception == null) {
|
||||
omMetrics.decNumKeys();
|
||||
return new OMKeyDeleteResponse(omKeyInfo,
|
||||
return new OMKeyDeleteResponse(
|
||||
omKeyInfo, deleteKeyArgs.getModificationTime(),
|
||||
omResponse.setDeleteKeyResponse(
|
||||
DeleteKeyResponse.newBuilder()).build());
|
||||
} else {
|
||||
omMetrics.incNumKeyDeleteFails();
|
||||
return new OMKeyDeleteResponse(null,
|
||||
return new OMKeyDeleteResponse(null, 0,
|
||||
createErrorOMResponse(omResponse, exception));
|
||||
}
|
||||
|
||||
|
|
|
|||
|
|
@ -0,0 +1,48 @@
|
|||
package org.apache.hadoop.ozone.om.request.key;
|
||||
|
||||
import org.apache.hadoop.ozone.om.OzoneManager;
|
||||
import org.apache.hadoop.ozone.om.response.OMClientResponse;
|
||||
import org.apache.hadoop.ozone.om.response.key.OMKeyPurgeResponse;
|
||||
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.OMResponse;
|
||||
import org.apache.hadoop.ozone.protocol.proto.OzoneManagerProtocolProtos.PurgeKeysRequest;
|
||||
import org.apache.hadoop.ozone.protocol.proto.OzoneManagerProtocolProtos.Status;
|
||||
import org.apache.hadoop.ozone.protocol.proto.OzoneManagerProtocolProtos.Type;
|
||||
import org.slf4j.Logger;
|
||||
import org.slf4j.LoggerFactory;
|
||||
|
||||
import java.util.List;
|
||||
|
||||
/**
|
||||
* Handles purging of keys from OM DB.
|
||||
*/
|
||||
public class OMKeyPurgeRequest extends OMKeyRequest {
|
||||
|
||||
private static final Logger LOG =
|
||||
LoggerFactory.getLogger(OMKeyPurgeRequest.class);
|
||||
|
||||
public OMKeyPurgeRequest(OMRequest omRequest) {
|
||||
super(omRequest);
|
||||
}
|
||||
|
||||
@Override
|
||||
public OMClientResponse validateAndUpdateCache(OzoneManager ozoneManager,
|
||||
long transactionLogIndex) {
|
||||
PurgeKeysRequest purgeKeysRequest = getOmRequest().getPurgeKeysRequest();
|
||||
List<String> purgeKeysList = purgeKeysRequest.getKeysList();
|
||||
|
||||
LOG.debug("Processing Purge Keys for {} number of keys.",
|
||||
purgeKeysList.size());
|
||||
|
||||
OMResponse omResponse = OMResponse.newBuilder()
|
||||
.setCmdType(Type.PurgeKeys)
|
||||
.setPurgeKeysResponse(
|
||||
OzoneManagerProtocolProtos.PurgeKeysResponse.newBuilder().build())
|
||||
.setStatus(Status.OK)
|
||||
.setSuccess(true)
|
||||
.build();
|
||||
|
||||
return new OMKeyPurgeResponse(purgeKeysList, omResponse);
|
||||
}
|
||||
}
|
||||
|
|
@ -18,6 +18,7 @@
|
|||
|
||||
package org.apache.hadoop.ozone.om.response.key;
|
||||
|
||||
import org.apache.hadoop.ozone.OmUtils;
|
||||
import org.apache.hadoop.ozone.om.OMMetadataManager;
|
||||
import org.apache.hadoop.ozone.om.helpers.OmKeyInfo;
|
||||
import org.apache.hadoop.ozone.om.helpers.OmKeyLocationInfoGroup;
|
||||
|
|
@ -34,10 +35,13 @@ import java.io.IOException;
|
|||
*/
|
||||
public class OMKeyDeleteResponse extends OMClientResponse {
|
||||
private OmKeyInfo omKeyInfo;
|
||||
private long deleteTimestamp;
|
||||
|
||||
public OMKeyDeleteResponse(OmKeyInfo omKeyInfo, OMResponse omResponse) {
|
||||
public OMKeyDeleteResponse(OmKeyInfo omKeyInfo, long deletionTime,
|
||||
OMResponse omResponse) {
|
||||
super(omResponse);
|
||||
this.omKeyInfo = omKeyInfo;
|
||||
this.deleteTimestamp = deletionTime;
|
||||
}
|
||||
|
||||
@Override
|
||||
|
|
@ -54,8 +58,14 @@ public class OMKeyDeleteResponse extends OMClientResponse {
|
|||
|
||||
// If Key is not empty add this to delete table.
|
||||
if (!isKeyEmpty(omKeyInfo)) {
|
||||
// If a deleted key is put in the table where a key with the same
|
||||
// name already exists, then the old deleted key information would be
|
||||
// lost. To differentiate between keys with same name in
|
||||
// deletedTable, we add the timestamp to the key name.
|
||||
String deleteKeyName = OmUtils.getDeletedKeyName(
|
||||
ozoneKey, deleteTimestamp);
|
||||
omMetadataManager.getDeletedTable().putWithBatch(batchOperation,
|
||||
ozoneKey, omKeyInfo);
|
||||
deleteKeyName, omKeyInfo);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -0,0 +1,36 @@
|
|||
package org.apache.hadoop.ozone.om.response.key;
|
||||
|
||||
import org.apache.hadoop.ozone.om.OMMetadataManager;
|
||||
import org.apache.hadoop.ozone.om.response.OMClientResponse;
|
||||
import org.apache.hadoop.ozone.om.request.key.OMKeyPurgeRequest;
|
||||
import org.apache.hadoop.ozone.protocol.proto.OzoneManagerProtocolProtos;
|
||||
import org.apache.hadoop.ozone.protocol.proto.OzoneManagerProtocolProtos.OMResponse;
|
||||
import org.apache.hadoop.utils.db.BatchOperation;
|
||||
|
||||
import java.io.IOException;
|
||||
import java.util.List;
|
||||
|
||||
/**
|
||||
* Response for {@link OMKeyPurgeRequest} request.
|
||||
*/
|
||||
public class OMKeyPurgeResponse extends OMClientResponse {
|
||||
|
||||
private List<String> purgeKeyList;
|
||||
|
||||
public OMKeyPurgeResponse(List<String> keyList, OMResponse omResponse) {
|
||||
super(omResponse);
|
||||
this.purgeKeyList = keyList;
|
||||
}
|
||||
|
||||
@Override
|
||||
public void addToDBBatch(OMMetadataManager omMetadataManager,
|
||||
BatchOperation batchOperation) throws IOException {
|
||||
|
||||
if (getOMResponse().getStatus() == OzoneManagerProtocolProtos.Status.OK) {
|
||||
for (String key : purgeKeyList) {
|
||||
omMetadataManager.getDeletedTable().deleteWithBatch(batchOperation,
|
||||
key);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
@ -110,6 +110,7 @@ public class OzoneManagerHARequestHandlerImpl
|
|||
case RenameKey:
|
||||
case CreateDirectory:
|
||||
case CreateFile:
|
||||
case PurgeKeys:
|
||||
//TODO: We don't need to pass transactionID, this will be removed when
|
||||
// complete write requests is changed to new model. And also we can
|
||||
// return OMClientResponse, then adding to doubleBuffer can be taken
|
||||
|
|
|
|||
|
|
@ -20,12 +20,14 @@
|
|||
package org.apache.hadoop.ozone.om.request;
|
||||
|
||||
|
||||
import java.io.IOException;
|
||||
import java.util.ArrayList;
|
||||
import java.util.Collections;
|
||||
import java.util.List;
|
||||
import java.util.UUID;
|
||||
|
||||
import org.apache.hadoop.hdds.protocol.proto.HddsProtos;
|
||||
import org.apache.hadoop.ozone.OmUtils;
|
||||
import org.apache.hadoop.ozone.om.OMMetadataManager;
|
||||
import org.apache.hadoop.ozone.om.helpers.OmBucketInfo;
|
||||
import org.apache.hadoop.ozone.om.helpers.OmKeyInfo;
|
||||
|
|
@ -242,4 +244,21 @@ public final class TestOMRequestUtils {
|
|||
.setSetVolumePropertyRequest(setVolumePropertyRequest).build();
|
||||
}
|
||||
|
||||
/**
|
||||
* Deletes key from Key table and adds it to DeletedKeys table.
|
||||
* @return the deletedKey name
|
||||
*/
|
||||
public static String deleteKey(String ozoneKey,
|
||||
OMMetadataManager omMetadataManager) throws IOException {
|
||||
// Retrieve the keyInfo
|
||||
OmKeyInfo omKeyInfo = omMetadataManager.getKeyTable().get(ozoneKey);
|
||||
|
||||
// Delete key from KeyTable and put in DeletedKeyTable
|
||||
omMetadataManager.getKeyTable().delete(ozoneKey);
|
||||
String deletedKeyName = OmUtils.getDeletedKeyName(ozoneKey, Time.now());
|
||||
omMetadataManager.getDeletedTable().put(deletedKeyName, omKeyInfo);
|
||||
|
||||
return deletedKeyName;
|
||||
}
|
||||
|
||||
}
|
||||
|
|
|
|||
|
|
@ -0,0 +1,146 @@
|
|||
/**
|
||||
* 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.io.IOException;
|
||||
import java.util.ArrayList;
|
||||
import java.util.List;
|
||||
import java.util.UUID;
|
||||
|
||||
import org.junit.Assert;
|
||||
import org.junit.Test;
|
||||
|
||||
import org.apache.hadoop.ozone.om.request.TestOMRequestUtils;
|
||||
import org.apache.hadoop.ozone.om.response.OMClientResponse;
|
||||
import org.apache.hadoop.ozone.om.response.key.OMKeyPurgeResponse;
|
||||
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.PurgeKeysRequest;
|
||||
import org.apache.hadoop.ozone.protocol.proto.OzoneManagerProtocolProtos.PurgeKeysResponse;
|
||||
import org.apache.hadoop.ozone.protocol.proto.OzoneManagerProtocolProtos.Status;
|
||||
import org.apache.hadoop.ozone.protocol.proto.OzoneManagerProtocolProtos.Type;
|
||||
import org.apache.hadoop.utils.db.BatchOperation;
|
||||
|
||||
/**
|
||||
* Tests {@link OMKeyPurgeRequest} and {@link OMKeyPurgeResponse}.
|
||||
*/
|
||||
public class TestOMKeyPurgeRequestAndResponse extends TestOMKeyRequest {
|
||||
|
||||
private int numKeys = 10;
|
||||
|
||||
/**
|
||||
* Creates volume, bucket and key entries and adds to OM DB and then
|
||||
* deletes these keys to move them to deletedKeys table.
|
||||
*/
|
||||
private List<String> createAndDeleteKeys() throws Exception {
|
||||
// Add volume, bucket and key entries to OM DB.
|
||||
TestOMRequestUtils.addVolumeAndBucketToDB(volumeName, bucketName,
|
||||
omMetadataManager);
|
||||
|
||||
List<String> ozoneKeyNames = new ArrayList<>(numKeys);
|
||||
for (int i = 1; i <= numKeys; i++) {
|
||||
String key = keyName + "-" + i;
|
||||
TestOMRequestUtils.addKeyToTable(false, volumeName, bucketName, key,
|
||||
clientID, replicationType, replicationFactor, omMetadataManager);
|
||||
ozoneKeyNames.add(
|
||||
omMetadataManager.getOzoneKey(volumeName, bucketName, key));
|
||||
}
|
||||
|
||||
List<String> deletedKeyNames = new ArrayList<>(numKeys);
|
||||
for (String ozoneKey : ozoneKeyNames) {
|
||||
String deletedKeyName = TestOMRequestUtils.deleteKey(
|
||||
ozoneKey, omMetadataManager);
|
||||
deletedKeyNames.add(deletedKeyName);
|
||||
}
|
||||
|
||||
return deletedKeyNames;
|
||||
}
|
||||
|
||||
/**
|
||||
* Create OMRequest which encapsulates DeleteKeyRequest.
|
||||
* @return OMRequest
|
||||
*/
|
||||
private OMRequest createPurgeKeysRequest(List<String> deletedKeys) {
|
||||
PurgeKeysRequest purgeKeysRequest = PurgeKeysRequest.newBuilder()
|
||||
.addAllKeys(deletedKeys)
|
||||
.build();
|
||||
|
||||
return OMRequest.newBuilder()
|
||||
.setPurgeKeysRequest(purgeKeysRequest)
|
||||
.setCmdType(Type.PurgeKeys)
|
||||
.setClientId(UUID.randomUUID().toString())
|
||||
.build();
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testValidateAndUpdateCache() throws Exception {
|
||||
// Create and Delete keys. The keys should be moved to DeletedKeys table
|
||||
List<String> deletedKeyNames = createAndDeleteKeys();
|
||||
|
||||
// The keys should be present in the DeletedKeys table before purging
|
||||
for (String deletedKey : deletedKeyNames) {
|
||||
Assert.assertTrue(omMetadataManager.getDeletedTable().isExist(
|
||||
deletedKey));
|
||||
}
|
||||
|
||||
// Create PurgeKeysRequest to purge the deleted keys
|
||||
OMRequest omRequest = createPurgeKeysRequest(deletedKeyNames);
|
||||
|
||||
OMRequest preExecutedRequest = preExecute(omRequest);
|
||||
OMKeyPurgeRequest omKeyPurgeRequest =
|
||||
new OMKeyPurgeRequest(preExecutedRequest);
|
||||
|
||||
OMClientResponse omClientResponse =
|
||||
omKeyPurgeRequest.validateAndUpdateCache(ozoneManager, 100L);
|
||||
|
||||
OMResponse omResponse = OMResponse.newBuilder()
|
||||
.setPurgeKeysResponse(PurgeKeysResponse.getDefaultInstance())
|
||||
.setCmdType(Type.PurgeKeys)
|
||||
.setStatus(Status.OK)
|
||||
.build();
|
||||
|
||||
BatchOperation batchOperation =
|
||||
omMetadataManager.getStore().initBatchOperation();
|
||||
|
||||
OMKeyPurgeResponse omKeyPurgeResponse =
|
||||
new OMKeyPurgeResponse(deletedKeyNames, omResponse);
|
||||
omKeyPurgeResponse.addToDBBatch(omMetadataManager, batchOperation);
|
||||
|
||||
// Do manual commit and see whether addToBatch is successful or not.
|
||||
omMetadataManager.getStore().commitBatchOperation(batchOperation);
|
||||
|
||||
// The keys should not exist in the DeletedKeys table
|
||||
for (String deletedKey : deletedKeyNames) {
|
||||
Assert.assertFalse(omMetadataManager.getDeletedTable().isExist(
|
||||
deletedKey));
|
||||
}
|
||||
}
|
||||
|
||||
private OMRequest preExecute(OMRequest originalOmRequest) throws IOException {
|
||||
OMKeyPurgeRequest omKeyPurgeRequest =
|
||||
new OMKeyPurgeRequest(originalOmRequest);
|
||||
|
||||
OMRequest modifiedOmRequest = omKeyPurgeRequest.preExecute(ozoneManager);
|
||||
|
||||
// Will not be equal, as UserInfo will be set.
|
||||
Assert.assertNotEquals(originalOmRequest, modifiedOmRequest);
|
||||
|
||||
return modifiedOmRequest;
|
||||
}
|
||||
}
|
||||
|
|
@ -21,7 +21,9 @@ package org.apache.hadoop.ozone.om.response.key;
|
|||
import org.apache.hadoop.hdds.client.BlockID;
|
||||
import org.apache.hadoop.hdds.scm.pipeline.Pipeline;
|
||||
import org.apache.hadoop.hdds.scm.pipeline.PipelineID;
|
||||
import org.apache.hadoop.ozone.OmUtils;
|
||||
import org.apache.hadoop.ozone.om.helpers.OmKeyLocationInfo;
|
||||
import org.apache.hadoop.util.Time;
|
||||
import org.junit.Assert;
|
||||
import org.junit.Test;
|
||||
|
||||
|
|
@ -50,11 +52,15 @@ public class TestOMKeyDeleteResponse extends TestOMKeyResponse {
|
|||
.setCmdType(OzoneManagerProtocolProtos.Type.DeleteKey)
|
||||
.build();
|
||||
|
||||
long deletionTime = Time.now();
|
||||
|
||||
OMKeyDeleteResponse omKeyDeleteResponse =
|
||||
new OMKeyDeleteResponse(omKeyInfo, omResponse);
|
||||
new OMKeyDeleteResponse(omKeyInfo, deletionTime, omResponse);
|
||||
|
||||
String ozoneKey = omMetadataManager.getOzoneKey(volumeName, bucketName,
|
||||
keyName);
|
||||
String deletedOzoneKeyName = OmUtils.getDeletedKeyName(
|
||||
ozoneKey, deletionTime);
|
||||
|
||||
TestOMRequestUtils.addKeyToTable(false, volumeName, bucketName, keyName,
|
||||
clientID, replicationType, replicationFactor, omMetadataManager);
|
||||
|
|
@ -69,7 +75,8 @@ public class TestOMKeyDeleteResponse extends TestOMKeyResponse {
|
|||
|
||||
// As default key entry does not have any blocks, it should not be in
|
||||
// deletedKeyTable.
|
||||
Assert.assertFalse(omMetadataManager.getDeletedTable().isExist(ozoneKey));
|
||||
Assert.assertFalse(omMetadataManager.getDeletedTable().isExist(
|
||||
deletedOzoneKeyName));
|
||||
}
|
||||
|
||||
@Test
|
||||
|
|
@ -110,9 +117,13 @@ public class TestOMKeyDeleteResponse extends TestOMKeyResponse {
|
|||
.setStatus(OzoneManagerProtocolProtos.Status.OK)
|
||||
.setCmdType(OzoneManagerProtocolProtos.Type.DeleteKey)
|
||||
.build();
|
||||
long deletionTime = Time.now();
|
||||
|
||||
OMKeyDeleteResponse omKeyDeleteResponse =
|
||||
new OMKeyDeleteResponse(omKeyInfo, omResponse);
|
||||
new OMKeyDeleteResponse(omKeyInfo, deletionTime, omResponse);
|
||||
|
||||
String deletedOzoneKeyName = OmUtils.getDeletedKeyName(
|
||||
ozoneKey, deletionTime);
|
||||
|
||||
Assert.assertTrue(omMetadataManager.getKeyTable().isExist(ozoneKey));
|
||||
omKeyDeleteResponse.addToDBBatch(omMetadataManager, batchOperation);
|
||||
|
|
@ -123,7 +134,8 @@ public class TestOMKeyDeleteResponse extends TestOMKeyResponse {
|
|||
Assert.assertFalse(omMetadataManager.getKeyTable().isExist(ozoneKey));
|
||||
|
||||
// Key has blocks, it should not be in deletedKeyTable.
|
||||
Assert.assertTrue(omMetadataManager.getDeletedTable().isExist(ozoneKey));
|
||||
Assert.assertTrue(omMetadataManager.getDeletedTable().isExist(
|
||||
deletedOzoneKeyName));
|
||||
}
|
||||
|
||||
|
||||
|
|
@ -140,7 +152,7 @@ public class TestOMKeyDeleteResponse extends TestOMKeyResponse {
|
|||
.build();
|
||||
|
||||
OMKeyDeleteResponse omKeyDeleteResponse =
|
||||
new OMKeyDeleteResponse(omKeyInfo, omResponse);
|
||||
new OMKeyDeleteResponse(omKeyInfo, Time.now(), omResponse);
|
||||
|
||||
String ozoneKey = omMetadataManager.getOzoneKey(volumeName, bucketName,
|
||||
keyName);
|
||||
|
|
|
|||
Loading…
Reference in New Issue