| /* |
| * 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.commandline.snapshot; |
| |
| import java.util.Collections; |
| import java.util.LinkedHashMap; |
| import java.util.Map; |
| import java.util.Set; |
| import java.util.logging.Logger; |
| import org.apache.ignite.internal.client.GridClient; |
| import org.apache.ignite.internal.client.GridClientConfiguration; |
| import org.apache.ignite.internal.commandline.AbstractCommand; |
| import org.apache.ignite.internal.commandline.Command; |
| import org.apache.ignite.internal.commandline.CommandArgIterator; |
| import org.apache.ignite.internal.commandline.CommandLogger; |
| import org.apache.ignite.internal.processors.cache.persistence.snapshot.IgniteSnapshotManager; |
| import org.apache.ignite.internal.processors.cache.verify.IdleVerifyResultV2; |
| import org.apache.ignite.internal.visor.snapshot.VisorSnapshotRestoreTaskAction; |
| import org.apache.ignite.internal.visor.snapshot.VisorSnapshotRestoreTaskArg; |
| import org.apache.ignite.mxbean.SnapshotMXBean; |
| |
| import static org.apache.ignite.internal.commandline.CommandList.SNAPSHOT; |
| import static org.apache.ignite.internal.commandline.CommandLogger.optional; |
| import static org.apache.ignite.internal.commandline.TaskExecutor.executeTaskByNameOnNode; |
| import static org.apache.ignite.internal.commandline.snapshot.SnapshotSubcommand.CANCEL; |
| import static org.apache.ignite.internal.commandline.snapshot.SnapshotSubcommand.CHECK; |
| import static org.apache.ignite.internal.commandline.snapshot.SnapshotSubcommand.CREATE; |
| import static org.apache.ignite.internal.commandline.snapshot.SnapshotSubcommand.RESTORE; |
| import static org.apache.ignite.internal.commandline.snapshot.SnapshotSubcommand.of; |
| |
| /** |
| * control.sh Snapshot command. |
| * |
| * @see SnapshotMXBean |
| * @see IgniteSnapshotManager |
| */ |
| public class SnapshotCommand extends AbstractCommand<Object> { |
| /** Command argument. */ |
| private Object cmdArg; |
| |
| /** Snapshot sub-command to execute. */ |
| private SnapshotSubcommand cmd; |
| |
| /** {@inheritDoc} */ |
| @Override public Object execute(GridClientConfiguration clientCfg, Logger log) throws Exception { |
| try (GridClient client = Command.startClient(clientCfg)) { |
| Object res = executeTaskByNameOnNode( |
| client, |
| cmd.taskName(), |
| arg(), |
| null, |
| clientCfg |
| ); |
| |
| if (cmd == CHECK) |
| ((IdleVerifyResultV2)res).print(log::info, true); |
| |
| if (cmd == RESTORE) |
| log.info(String.valueOf(res)); |
| |
| return res; |
| } |
| catch (Throwable e) { |
| log.severe("Failed to perform operation."); |
| log.severe(CommandLogger.errorMessage(e)); |
| |
| throw e; |
| } |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public Object arg() { |
| return cmdArg; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public void parseArguments(CommandArgIterator argIter) { |
| cmd = of(argIter.nextArg("Expected snapshot action.")); |
| String snpName = argIter.nextArg("Expected snapshot name."); |
| |
| if (cmd != RESTORE) { |
| cmdArg = snpName; |
| |
| return; |
| } |
| |
| VisorSnapshotRestoreTaskAction cmdAction = |
| VisorSnapshotRestoreTaskAction.fromCmdArg(argIter.nextArg("Restore action expected.")); |
| |
| Set<String> grpNames = null; |
| |
| if (argIter.hasNextSubArg()) { |
| String arg = argIter.nextArg(""); |
| |
| if (cmdAction != VisorSnapshotRestoreTaskAction.START) |
| throw new IllegalArgumentException("Invalid argument \"" + arg + "\", no more arguments expected."); |
| |
| grpNames = argIter.parseStringSet(arg); |
| } |
| |
| cmdArg = new VisorSnapshotRestoreTaskArg(cmdAction, snpName, grpNames); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public void printUsage(Logger log) { |
| Map<String, String> commonParams = Collections.singletonMap("snapshot_name", "Snapshot name."); |
| |
| Command.usage(log, "Create cluster snapshot:", SNAPSHOT, commonParams, CREATE.toString(), "snapshot_name"); |
| Command.usage(log, "Cancel running snapshot:", SNAPSHOT, commonParams, CANCEL.toString(), "snapshot_name"); |
| Command.usage(log, "Check snapshot:", SNAPSHOT, commonParams, CHECK.toString(), "snapshot_name"); |
| |
| Map<String, String> startParams = new LinkedHashMap<>(commonParams); |
| |
| startParams.put("group1,...groupN", "Cache group names."); |
| |
| Command.usage(log, "Restore snapshot:", SNAPSHOT, startParams, RESTORE.toString(), |
| VisorSnapshotRestoreTaskAction.START.cmdName(), "snapshot_name", optional("group1,...groupN")); |
| |
| Command.usage(log, "Snapshot restore operation status:", SNAPSHOT, commonParams, RESTORE.toString(), |
| VisorSnapshotRestoreTaskAction.STATUS.cmdName(), "snapshot_name"); |
| |
| Command.usage(log, "Cancel snapshot restore operation:", SNAPSHOT, commonParams, RESTORE.toString(), |
| VisorSnapshotRestoreTaskAction.CANCEL.cmdName(), "snapshot_name"); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public String confirmationPrompt() { |
| if (cmd != RESTORE) |
| return null; |
| |
| VisorSnapshotRestoreTaskArg arg = (VisorSnapshotRestoreTaskArg)cmdArg; |
| |
| return arg.jobAction() == VisorSnapshotRestoreTaskAction.START && arg.groupNames() != null ? null : |
| "Warning: command will restore ALL PUBLIC CACHE GROUPS from the snapshot " + arg.snapshotName() + '.'; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public String name() { |
| return SNAPSHOT.toCommandName(); |
| } |
| } |