| /* |
| * 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.hudi.cli.commands; |
| |
| import org.apache.hudi.cli.HoodieCLI; |
| import org.apache.hudi.cli.HoodiePrintHelper; |
| import org.apache.hudi.cli.HoodieTableHeaderFields; |
| import org.apache.hudi.cli.utils.InputStreamConsumer; |
| import org.apache.hudi.cli.utils.SparkUtil; |
| import org.apache.hudi.client.SparkRDDWriteClient; |
| import org.apache.hudi.client.common.HoodieSparkEngineContext; |
| import org.apache.hudi.common.table.HoodieTableMetaClient; |
| import org.apache.hudi.common.table.timeline.HoodieActiveTimeline; |
| import org.apache.hudi.common.table.timeline.HoodieInstant; |
| import org.apache.hudi.common.table.timeline.HoodieTimeline; |
| import org.apache.hudi.config.HoodieIndexConfig; |
| import org.apache.hudi.config.HoodieWriteConfig; |
| import org.apache.hudi.exception.HoodieException; |
| import org.apache.hudi.index.HoodieIndex; |
| |
| import org.apache.spark.api.java.JavaSparkContext; |
| import org.apache.spark.launcher.SparkLauncher; |
| import org.springframework.shell.core.CommandMarker; |
| import org.springframework.shell.core.annotation.CliCommand; |
| import org.springframework.shell.core.annotation.CliOption; |
| import org.springframework.stereotype.Component; |
| |
| import java.util.List; |
| import java.util.stream.Collectors; |
| |
| /** |
| * CLI command to display savepoint options. |
| */ |
| @Component |
| public class SavepointsCommand implements CommandMarker { |
| |
| @CliCommand(value = "savepoints show", help = "Show the savepoints") |
| public String showSavepoints() { |
| HoodieActiveTimeline activeTimeline = HoodieCLI.getTableMetaClient().getActiveTimeline(); |
| HoodieTimeline timeline = activeTimeline.getSavePointTimeline().filterCompletedInstants(); |
| List<HoodieInstant> commits = timeline.getReverseOrderedInstants().collect(Collectors.toList()); |
| String[][] rows = new String[commits.size()][]; |
| for (int i = 0; i < commits.size(); i++) { |
| HoodieInstant commit = commits.get(i); |
| rows[i] = new String[] {commit.getTimestamp()}; |
| } |
| return HoodiePrintHelper.print(new String[] {HoodieTableHeaderFields.HEADER_SAVEPOINT_TIME}, rows); |
| } |
| |
| @CliCommand(value = "savepoint create", help = "Savepoint a commit") |
| public String savepoint(@CliOption(key = {"commit"}, help = "Commit to savepoint") final String commitTime, |
| @CliOption(key = {"user"}, unspecifiedDefaultValue = "default", |
| help = "User who is creating the savepoint") final String user, |
| @CliOption(key = {"comments"}, unspecifiedDefaultValue = "default", |
| help = "Comments for creating the savepoint") final String comments, |
| @CliOption(key = {"sparkProperties"}, help = "Spark Properties File Path") final String sparkPropertiesPath, |
| @CliOption(key = "sparkMaster", unspecifiedDefaultValue = "", help = "Spark Master") String master, |
| @CliOption(key = "sparkMemory", unspecifiedDefaultValue = "4G", |
| help = "Spark executor memory") final String sparkMemory) |
| throws Exception { |
| HoodieTableMetaClient metaClient = HoodieCLI.getTableMetaClient(); |
| HoodieActiveTimeline activeTimeline = metaClient.getActiveTimeline(); |
| HoodieTimeline timeline = activeTimeline.getCommitTimeline().filterCompletedInstants(); |
| HoodieInstant commitInstant = new HoodieInstant(false, HoodieTimeline.COMMIT_ACTION, commitTime); |
| |
| if (!timeline.containsInstant(commitInstant)) { |
| return "Commit " + commitTime + " not found in Commits " + timeline; |
| } |
| |
| SparkLauncher sparkLauncher = SparkUtil.initLauncher(sparkPropertiesPath); |
| sparkLauncher.addAppArgs(SparkMain.SparkCommand.SAVEPOINT.toString(), master, sparkMemory, commitTime, |
| user, comments, metaClient.getBasePath()); |
| Process process = sparkLauncher.launch(); |
| InputStreamConsumer.captureOutput(process); |
| int exitCode = process.waitFor(); |
| // Refresh the current |
| HoodieCLI.refreshTableMetadata(); |
| if (exitCode != 0) { |
| return String.format("Failed: Could not create savepoint \"%s\".", commitTime); |
| } |
| return String.format("The commit \"%s\" has been savepointed.", commitTime); |
| } |
| |
| @CliCommand(value = "savepoint rollback", help = "Savepoint a commit") |
| public String rollbackToSavepoint( |
| @CliOption(key = {"savepoint"}, help = "Savepoint to rollback") final String instantTime, |
| @CliOption(key = {"sparkProperties"}, help = "Spark Properties File Path") final String sparkPropertiesPath, |
| @CliOption(key = "sparkMaster", unspecifiedDefaultValue = "", help = "Spark Master") String master, |
| @CliOption(key = "sparkMemory", unspecifiedDefaultValue = "4G", |
| help = "Spark executor memory") final String sparkMemory) |
| throws Exception { |
| HoodieTableMetaClient metaClient = HoodieCLI.getTableMetaClient(); |
| if (metaClient.getActiveTimeline().getSavePointTimeline().filterCompletedInstants().empty()) { |
| throw new HoodieException("There are no completed instants to run rollback"); |
| } |
| HoodieActiveTimeline activeTimeline = metaClient.getActiveTimeline(); |
| HoodieTimeline timeline = activeTimeline.getCommitTimeline().filterCompletedInstants(); |
| HoodieInstant commitInstant = new HoodieInstant(false, HoodieTimeline.COMMIT_ACTION, instantTime); |
| |
| if (!timeline.containsInstant(commitInstant)) { |
| return "Commit " + instantTime + " not found in Commits " + timeline; |
| } |
| |
| SparkLauncher sparkLauncher = SparkUtil.initLauncher(sparkPropertiesPath); |
| sparkLauncher.addAppArgs(SparkMain.SparkCommand.ROLLBACK_TO_SAVEPOINT.toString(), master, sparkMemory, |
| instantTime, metaClient.getBasePath()); |
| Process process = sparkLauncher.launch(); |
| InputStreamConsumer.captureOutput(process); |
| int exitCode = process.waitFor(); |
| // Refresh the current |
| HoodieCLI.refreshTableMetadata(); |
| if (exitCode != 0) { |
| return String.format("Savepoint \"%s\" failed to roll back", instantTime); |
| } |
| return String.format("Savepoint \"%s\" rolled back", instantTime); |
| } |
| |
| @CliCommand(value = "savepoint delete", help = "Delete the savepoint") |
| public String deleteSavepoint(@CliOption(key = {"commit"}, help = "Delete a savepoint") final String instantTime, |
| @CliOption(key = {"sparkProperties"}, help = "Spark Properties File Path") final String sparkPropertiesPath, |
| @CliOption(key = "sparkMaster", unspecifiedDefaultValue = "", help = "Spark Master") String master, |
| @CliOption(key = "sparkMemory", unspecifiedDefaultValue = "4G", |
| help = "Spark executor memory") final String sparkMemory) |
| throws Exception { |
| HoodieTableMetaClient metaClient = HoodieCLI.getTableMetaClient(); |
| HoodieTimeline completedInstants = metaClient.getActiveTimeline().getSavePointTimeline().filterCompletedInstants(); |
| if (completedInstants.empty()) { |
| throw new HoodieException("There are no completed savepoint to run delete"); |
| } |
| HoodieInstant savePoint = new HoodieInstant(false, HoodieTimeline.SAVEPOINT_ACTION, instantTime); |
| |
| if (!completedInstants.containsInstant(savePoint)) { |
| return "Commit " + instantTime + " not found in Commits " + completedInstants; |
| } |
| |
| SparkLauncher sparkLauncher = SparkUtil.initLauncher(sparkPropertiesPath); |
| sparkLauncher.addAppArgs(SparkMain.SparkCommand.DELETE_SAVEPOINT.toString(), master, sparkMemory, instantTime, |
| metaClient.getBasePath()); |
| Process process = sparkLauncher.launch(); |
| InputStreamConsumer.captureOutput(process); |
| int exitCode = process.waitFor(); |
| // Refresh the current |
| HoodieCLI.refreshTableMetadata(); |
| if (exitCode != 0) { |
| return String.format("Failed: Could not delete savepoint \"%s\".", instantTime); |
| } |
| return String.format("Savepoint \"%s\" deleted.", instantTime); |
| } |
| |
| private static SparkRDDWriteClient createHoodieClient(JavaSparkContext jsc, String basePath) throws Exception { |
| HoodieWriteConfig config = HoodieWriteConfig.newBuilder().withPath(basePath) |
| .withIndexConfig(HoodieIndexConfig.newBuilder().withIndexType(HoodieIndex.IndexType.BLOOM).build()).build(); |
| return new SparkRDDWriteClient(new HoodieSparkEngineContext(jsc), config, false); |
| } |
| |
| } |