| /* |
| * 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.app; |
| |
| import static picocli.CommandLine.Model.CommandSpec; |
| import static picocli.CommandLine.Model.OptionSpec; |
| import static picocli.CommandLine.Model.PositionalParamSpec; |
| |
| import java.nio.file.Path; |
| import java.util.concurrent.CompletableFuture; |
| import java.util.concurrent.ExecutionException; |
| import org.apache.ignite.Ignite; |
| import org.apache.ignite.IgnitionManager; |
| import picocli.CommandLine; |
| |
| /** |
| * The main entry point for run new Ignite node from CLI toolchain. |
| */ |
| public class IgniteCliRunner { |
| /** |
| * Main method for running a new Ignite node. |
| * |
| * <p>Usage: IgniteCliRunner [--config=configPath] --work-dir=workDir nodeName |
| * |
| * @param args CLI args to start a new node. |
| */ |
| public static void main(String[] args) { |
| try { |
| start(args).get(); |
| } catch (CommandLine.ParameterException e) { |
| System.out.println(e.getMessage()); |
| |
| e.getCommandLine().usage(System.out); |
| |
| System.exit(1); |
| } catch (ExecutionException | InterruptedException e) { |
| System.out.println("Error when starting the node: " + e.getMessage()); |
| |
| e.printStackTrace(System.out); |
| |
| System.exit(1); |
| } |
| } |
| |
| /** |
| * Starts a new Ignite node. |
| * |
| * @param args CLI args to start a new node. |
| * @return New Ignite node. |
| */ |
| public static CompletableFuture<Ignite> start(String... args) { |
| CommandSpec spec = CommandSpec.create(); |
| |
| spec.addOption( |
| OptionSpec |
| .builder("--config") |
| .paramLabel("configPath") |
| .type(Path.class) |
| .description("Path to node configuration file in HOCON format.") |
| .build() |
| ); |
| |
| spec.addOption( |
| OptionSpec |
| .builder("--work-dir") |
| .paramLabel("workDir") |
| .type(Path.class) |
| .description("Path to node working directory.") |
| .required(true) |
| .build() |
| ); |
| |
| spec.addPositional( |
| PositionalParamSpec |
| .builder() |
| .paramLabel("nodeName") |
| .type(String.class) |
| .description("Node name.") |
| .required(true) |
| .build() |
| ); |
| |
| var cmd = new CommandLine(spec); |
| |
| var pr = cmd.parseArgs(args); |
| |
| var parsedArgs = new Args( |
| pr.matchedPositionalValue(0, null), |
| pr.matchedOptionValue("--config", null), |
| pr.matchedOptionValue("--work-dir", null) |
| ); |
| |
| if (parsedArgs.config != null) { |
| return IgnitionManager.start(parsedArgs.nodeName, parsedArgs.config.toAbsolutePath(), parsedArgs.nodeWorkDir, null); |
| } else { |
| return IgnitionManager.start(parsedArgs.nodeName, null, parsedArgs.nodeWorkDir); |
| } |
| } |
| |
| /** |
| * Simple value object with parsed CLI args of ignite runner. |
| */ |
| private static class Args { |
| /** Name of the node. */ |
| private final String nodeName; |
| |
| /** Path to config file. */ |
| private final Path config; |
| |
| /** Path to node work directory. */ |
| private final Path nodeWorkDir; |
| |
| /** |
| * Creates new instance with parsed arguments. |
| * |
| * @param nodeName Name of the node. |
| * @param config Path to config file. |
| */ |
| private Args(String nodeName, Path config, Path nodeWorkDir) { |
| this.nodeName = nodeName; |
| this.config = config; |
| this.nodeWorkDir = nodeWorkDir; |
| } |
| } |
| } |