| /* |
| * 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.ignite.internal.visor.snapshot; |
| |
| import org.apache.ignite.IgniteException; |
| import org.apache.ignite.internal.processors.task.GridInternal; |
| import org.apache.ignite.internal.util.typedef.F; |
| import org.apache.ignite.internal.visor.VisorJob; |
| import org.apache.ignite.lang.IgniteFuture; |
| |
| /** |
| * Visor snapshot restore task. |
| */ |
| @GridInternal |
| public class VisorSnapshotRestoreTask extends VisorSnapshotOneNodeTask<VisorSnapshotRestoreTaskArg, String> { |
| /** Serial version uid. */ |
| private static final long serialVersionUID = 0L; |
| |
| /** {@inheritDoc} */ |
| @Override protected VisorJob<VisorSnapshotRestoreTaskArg, String> job(VisorSnapshotRestoreTaskArg arg) { |
| switch (arg.jobAction()) { |
| case START: |
| return new VisorSnapshotStartRestoreJob(arg, debug); |
| |
| case CANCEL: |
| return new VisorSnapshotRestoreCancelJob(arg, debug); |
| |
| case STATUS: |
| return new VisorSnapshotRestoreStatusJob(arg, debug); |
| |
| default: |
| throw new IllegalArgumentException("Action is not supported: " + arg.jobAction()); |
| } |
| } |
| |
| /** */ |
| private static class VisorSnapshotStartRestoreJob extends VisorJob<VisorSnapshotRestoreTaskArg, String> { |
| /** Serial version uid. */ |
| private static final long serialVersionUID = 0L; |
| |
| /** |
| * @param arg Restore task argument. |
| * @param debug Flag indicating whether debug information should be printed into node log. |
| */ |
| protected VisorSnapshotStartRestoreJob(VisorSnapshotRestoreTaskArg arg, boolean debug) { |
| super(arg, debug); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override protected String run(VisorSnapshotRestoreTaskArg arg) throws IgniteException { |
| IgniteFuture<Void> fut = ignite.context().cache().context().snapshotMgr() |
| .restoreSnapshot(arg.snapshotName(), arg.snapshotPath(), arg.groupNames()); |
| |
| if (arg.sync() || fut.isDone()) |
| fut.get(); |
| |
| String msgSuff = arg.sync() ? "completed successfully" : "started"; |
| String msgGrps = arg.groupNames() == null ? "" : ", group(s)=" + F.concat(arg.groupNames(), ","); |
| |
| return "Snapshot cache group restore operation " + msgSuff + " [snapshot=" + arg.snapshotName() + msgGrps + ']'; |
| } |
| } |
| |
| /** */ |
| private static class VisorSnapshotRestoreCancelJob extends VisorJob<VisorSnapshotRestoreTaskArg, String> { |
| /** Serial version uid. */ |
| private static final long serialVersionUID = 0L; |
| |
| /** |
| * @param arg Restore task argument. |
| * @param debug Flag indicating whether debug information should be printed into node log. |
| */ |
| protected VisorSnapshotRestoreCancelJob(VisorSnapshotRestoreTaskArg arg, boolean debug) { |
| super(arg, debug); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override protected String run(VisorSnapshotRestoreTaskArg arg) throws IgniteException { |
| boolean stopped = ignite.snapshot().cancelSnapshotRestore(arg.snapshotName()).get(); |
| |
| return "Snapshot cache group restore operation " + |
| (stopped ? "canceled" : "is NOT running") + " [snapshot=" + arg.snapshotName() + ']'; |
| } |
| } |
| |
| /** |
| * @deprecated Use {@link VisorSnapshotStatusTask} instead. |
| */ |
| @Deprecated |
| private static class VisorSnapshotRestoreStatusJob extends VisorJob<VisorSnapshotRestoreTaskArg, String> { |
| /** Serial version uid. */ |
| private static final long serialVersionUID = 0L; |
| |
| /** |
| * @param arg Restore task argument. |
| * @param debug Flag indicating whether debug information should be printed into node log. |
| */ |
| protected VisorSnapshotRestoreStatusJob(VisorSnapshotRestoreTaskArg arg, boolean debug) { |
| super(arg, debug); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override protected String run(VisorSnapshotRestoreTaskArg arg) throws IgniteException { |
| boolean state = ignite.context().cache().context().snapshotMgr().restoreStatus(arg.snapshotName()).get(); |
| |
| return "Snapshot cache group restore operation is " + (state ? "" : "NOT ") + |
| "running [snapshot=" + arg.snapshotName() + ']'; |
| } |
| } |
| } |