zhedoubushishi commented on a change in pull request #1869: URL: https://github.com/apache/hudi/pull/1869#discussion_r464605104
########## File path: hudi-cli/src/main/java/org/apache/hudi/cli/commands/BootstrapCommand.java ########## @@ -0,0 +1,189 @@ +/* + * 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.avro.model.BootstrapIndexInfo; +import org.apache.hudi.cli.HoodieCLI; +import org.apache.hudi.cli.HoodiePrintHelper; +import org.apache.hudi.cli.TableHeader; +import org.apache.hudi.cli.commands.SparkMain.SparkCommand; +import org.apache.hudi.cli.utils.InputStreamConsumer; +import org.apache.hudi.cli.utils.SparkUtil; +import org.apache.hudi.common.model.BootstrapSourceFileMapping; +import org.apache.hudi.common.model.HoodieFileGroupId; +import org.apache.hudi.common.table.HoodieTableMetaClient; +import org.apache.hudi.utilities.UtilHelpers; + +import org.apache.spark.launcher.SparkLauncher; +import org.apache.spark.util.Utils; +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.io.IOException; +import java.net.URISyntaxException; +import java.util.Arrays; +import java.util.ArrayList; +import java.util.HashMap; +import java.util.List; +import java.util.stream.Collectors; + +import scala.collection.JavaConverters; + +/** + * CLI command to perform bootstrap action & display bootstrap index. + */ +@Component +public class BootstrapCommand implements CommandMarker { + + @CliCommand(value = "bootstrap run", help = "Run a bootstrap action for current Hudi table") + public String bootstrap( + @CliOption(key = {"sourcePath"}, mandatory = true, help = "Source data path of the table") final String sourcePath, + @CliOption(key = {"recordKeyColumns"}, mandatory = true, help = "Record key columns for bootstrap data") final String recordKeyCols, + @CliOption(key = {"partitionFields"}, unspecifiedDefaultValue = "", help = "Partition fields for bootstrap data") final String partitionsFields, + @CliOption(key = {"parallelism"}, unspecifiedDefaultValue = "1500", help = "Bootstrap writer parallelism") final int parallelism, + @CliOption(key = {"schema"}, unspecifiedDefaultValue = "", help = "Schema of the source data file") final String schema, + @CliOption(key = {"selectorClass"}, unspecifiedDefaultValue = "org.apache.hudi.client.bootstrap.selector.MetadataOnlyBootstrapModeSelector", + help = "Selector class for bootstrap") final String selectorClass, + @CliOption(key = {"keyGeneratorClass"}, unspecifiedDefaultValue = "org.apache.hudi.keygen.SimpleKeyGenerator", + help = "Key generator class for bootstrap") final String keyGeneratorClass, + @CliOption(key = {"fullBootstrapInputProvider"}, unspecifiedDefaultValue = "org.apache.hudi.bootstrap.SparkDataSourceBasedFullBootstrapInputProvider", + help = "Class for Full bootstrap input provider") final String fullBootstrapInputProvider, + @CliOption(key = "sparkMaster", unspecifiedDefaultValue = "", help = "Spark Master") String master, + @CliOption(key = "sparkMemory", unspecifiedDefaultValue = "4G", help = "Spark executor memory") final String sparkMemory) + throws IOException, InterruptedException, URISyntaxException { + + boolean initialized = HoodieCLI.initConf(); + HoodieCLI.initFS(initialized); + HoodieTableMetaClient metaClient = HoodieCLI.getTableMetaClient(); + + String sparkPropertiesPath = + Utils.getDefaultPropertiesFile(JavaConverters.mapAsScalaMapConverter(System.getenv()).asScala()); + + SparkLauncher sparkLauncher = SparkUtil.initLauncher(sparkPropertiesPath); + + String cmd = SparkCommand.BOOTSTRAP.toString(); + + sparkLauncher.addAppArgs(cmd, master, sparkMemory, metaClient.getTableConfig().getTableName(), metaClient.getBasePath(), sourcePath, schema, recordKeyCols, + partitionsFields, String.valueOf(parallelism), selectorClass, keyGeneratorClass, fullBootstrapInputProvider); + UtilHelpers.validateAndAddProperties(new String[] {}, sparkLauncher); + Process process = sparkLauncher.launch(); + InputStreamConsumer.captureOutput(process); + int exitCode = process.waitFor(); + if (exitCode != 0) { + return "Failed to bootstrap source data to Hudi dataset"; + } + return "Bootstrapped source data to Hudi dataset"; + } + + @CliCommand(value = "bootstrap show index mapping", help = "Show bootstrap index mapping") + public String showBootstrapIndexMapping( + @CliOption(key = {"partitionPath"}, unspecifiedDefaultValue = "", help = "A valid paritition path") String partition, + @CliOption(key = {"fileIds"}, unspecifiedDefaultValue = "", help = "Valid fileIds split by comma") String fileIds, + @CliOption(key = {"limit"}, unspecifiedDefaultValue = "-1", help = "Limit rows to be displayed") Integer limit, + @CliOption(key = {"sortBy"}, unspecifiedDefaultValue = "", help = "Sorting Field") final String sortByField, + @CliOption(key = {"desc"}, unspecifiedDefaultValue = "false", help = "Ordering") final boolean descending, + @CliOption(key = {"headeronly"}, unspecifiedDefaultValue = "false", help = "Print Header Only") + final boolean headerOnly) { + + if (partition.isEmpty() && !fileIds.isEmpty()) { + throw new IllegalStateException("Both paritionPath and fileIds are required"); 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