Examples with CommandLine org.apache.commons.cli.CommandLine used on opensource projects

Example 66 with CommandLine

use of org.apache.commons.cli.CommandLine in project heron by twitter.

the class SubmitterMain method main.

public static void main(String[] args) throws Exception {
    Options options = constructOptions();
    Options helpOptions = constructHelpOptions();
    CommandLineParser parser = new DefaultParser();
    // parse the help options first.
    CommandLine cmd = parser.parse(helpOptions, args, true);
    if (cmd.hasOption("h")) {
        usage(options);
        return;
    }
    try {
        // Now parse the required options
        cmd = parser.parse(options, args);
    } catch (ParseException e) {
        usage(options);
        throw new RuntimeException("Error parsing command line options: ", e);
    }
    Level logLevel = Level.INFO;
    if (isVerbose(cmd)) {
        logLevel = Level.ALL;
    }
    // init log
    LoggingHelper.loggerInit(logLevel, false);
    // load the topology definition into topology proto
    TopologyAPI.Topology topology = TopologyUtils.getTopology(cmd.getOptionValue("topology_defn"));
    Config config = loadConfig(cmd, topology);
    LOG.fine("Static config loaded successfully");
    LOG.fine(config.toString());
    SubmitterMain submitterMain = new SubmitterMain(config, topology);
    /* Meaning of exit status code:
       - status code = 0:
         program exits without error
       - 0 < status code < 100:
         program fails to execute before program execution. For example,
         JVM cannot find or load main class
       - 100 <= status code < 200:
         program fails to launch after program execution. For example,
         topology definition file fails to be loaded
       - status code >= 200
         program sends out dry-run response */
    try {
        submitterMain.submitTopology();
    } catch (SubmitDryRunResponse response) {
        LOG.log(Level.FINE, "Sending out dry-run response");
        // Output may contain UTF-8 characters, so we should print using UTF-8 encoding
        PrintStream out = new PrintStream(System.out, true, StandardCharsets.UTF_8.name());
        out.print(submitterMain.renderDryRunResponse(response));
        // Exit with status code 200 to indicate dry-run response is sent out
        // SUPPRESS CHECKSTYLE RegexpSinglelineJava
        System.exit(200);
    // SUPPRESS CHECKSTYLE IllegalCatch
    } catch (Exception e) {
        /* Since only stderr is used (by logging), we use stdout here to
         propagate error message back to Python's executor.py (invoke site). */
        LOG.log(Level.FINE, "Exception when submitting topology", e);
        System.out.println(e.getMessage());
        // Exit with status code 100 to indicate that error has happened on user-land
        // SUPPRESS CHECKSTYLE RegexpSinglelineJava
        System.exit(100);
    }
    LOG.log(Level.FINE, "Topology {0} submitted successfully", topology.getName());
}

Example 67 with CommandLine

use of org.apache.commons.cli.CommandLine in project distributedlog by twitter.

the class DistributedLogServerApp method run.

private void run() {
    try {
        logger.info("Running distributedlog server : args = {}", Arrays.toString(args));
        BasicParser parser = new BasicParser();
        CommandLine cmdline = parser.parse(options, args);
        runCmd(cmdline);
    } catch (ParseException pe) {
        logger.error("Argument error : {}", pe.getMessage());
        printUsage();
        Runtime.getRuntime().exit(-1);
    } catch (IllegalArgumentException iae) {
        logger.error("Argument error : {}", iae.getMessage());
        printUsage();
        Runtime.getRuntime().exit(-1);
    } catch (ConfigurationException ce) {
        logger.error("Configuration error : {}", ce.getMessage());
        printUsage();
        Runtime.getRuntime().exit(-1);
    } catch (IOException ie) {
        logger.error("Failed to start distributedlog server : ", ie);
        Runtime.getRuntime().exit(-1);
    }
}

Example 68 with CommandLine

use of org.apache.commons.cli.CommandLine in project distributedlog by twitter.

the class MonitorServiceApp method run.

private void run() {
    try {
        logger.info("Running monitor service.");
        BasicParser parser = new BasicParser();
        CommandLine cmdline = parser.parse(options, args);
        runCmd(cmdline);
    } catch (ParseException pe) {
        printUsage();
        Runtime.getRuntime().exit(-1);
    } catch (IOException ie) {
        logger.error("Failed to start monitor service : ", ie);
        Runtime.getRuntime().exit(-1);
    }
}

Example 69 with CommandLine

use of org.apache.commons.cli.CommandLine in project heron by twitter.

the class RuntimeManagerMain method main.

public static void main(String[] args) throws ClassNotFoundException, IllegalAccessException, InstantiationException, IOException, ParseException {
    Options options = constructOptions();
    Options helpOptions = constructHelpOptions();
    CommandLineParser parser = new DefaultParser();
    // parse the help options first.
    CommandLine cmd = parser.parse(helpOptions, args, true);
    if (cmd.hasOption("h")) {
        usage(options);
        return;
    }
    try {
        // Now parse the required options
        cmd = parser.parse(options, args);
    } catch (ParseException e) {
        usage(options);
        throw new RuntimeException("Error parsing command line options: ", e);
    }
    Boolean verbose = false;
    Level logLevel = Level.INFO;
    if (cmd.hasOption("v")) {
        logLevel = Level.ALL;
        verbose = true;
    }
    // init log
    LoggingHelper.loggerInit(logLevel, false);
    String cluster = cmd.getOptionValue("cluster");
    String role = cmd.getOptionValue("role");
    String environ = cmd.getOptionValue("environment");
    String heronHome = cmd.getOptionValue("heron_home");
    String configPath = cmd.getOptionValue("config_path");
    String overrideConfigFile = cmd.getOptionValue("override_config_file");
    String releaseFile = cmd.getOptionValue("release_file");
    String topologyName = cmd.getOptionValue("topology_name");
    String commandOption = cmd.getOptionValue("command");
    String componentParallelism = cmd.getOptionValue("component_parallelism");
    // Optional argument in the case of restart
    // TODO(karthik): convert into CLI
    String containerId = Integer.toString(-1);
    if (cmd.hasOption("container_id")) {
        containerId = cmd.getOptionValue("container_id");
    }
    Boolean dryRun = false;
    if (cmd.hasOption("u")) {
        dryRun = true;
    }
    // Default dry-run output format type
    DryRunFormatType dryRunFormat = DryRunFormatType.TABLE;
    if (dryRun && cmd.hasOption("t")) {
        String format = cmd.getOptionValue("dry_run_format");
        dryRunFormat = DryRunFormatType.getDryRunFormatType(format);
        LOG.fine(String.format("Running dry-run mode using format %s", format));
    }
    Command command = Command.makeCommand(commandOption);
    // add config parameters from the command line
    Config.Builder commandLineConfig = Config.newBuilder().put(Key.CLUSTER, cluster).put(Key.ROLE, role).put(Key.ENVIRON, environ).put(Key.DRY_RUN, dryRun).put(Key.DRY_RUN_FORMAT_TYPE, dryRunFormat).put(Key.VERBOSE, verbose).put(Key.TOPOLOGY_CONTAINER_ID, containerId);
    // This is a command line option, but not a valid config key. Hence we don't use Keys
    if (componentParallelism != null) {
        commandLineConfig.put(RuntimeManagerRunner.NEW_COMPONENT_PARALLELISM_KEY, componentParallelism);
    }
    Config.Builder topologyConfig = Config.newBuilder().put(Key.TOPOLOGY_NAME, topologyName);
    // build the final config by expanding all the variables
    Config config = Config.toLocalMode(Config.newBuilder().putAll(ConfigLoader.loadConfig(heronHome, configPath, releaseFile, overrideConfigFile)).putAll(commandLineConfig.build()).putAll(topologyConfig.build()).build());
    LOG.fine("Static config loaded successfully ");
    LOG.fine(config.toString());
    /* Meaning of exit status code:
      - status code = 0:
        program exits without error
      - 0 < status code < 100:
        program fails to execute before program execution. For example,
        JVM cannot find or load main class
      - 100 <= status code < 200:
        program fails to launch after program execution. For example,
        topology definition file fails to be loaded
      - status code == 200
        program sends out dry-run response */
    /* Since only stderr is used (by logging), we use stdout here to
       propagate any message back to Python's executor.py (invoke site). */
    // Create a new instance of RuntimeManagerMain
    RuntimeManagerMain runtimeManagerMain = new RuntimeManagerMain(config, command);
    try {
        runtimeManagerMain.manageTopology();
    // SUPPRESS CHECKSTYLE IllegalCatch
    } catch (UpdateDryRunResponse response) {
        LOG.log(Level.FINE, "Sending out dry-run response");
        // Output may contain UTF-8 characters, so we should print using UTF-8 encoding
        PrintStream out = new PrintStream(System.out, true, StandardCharsets.UTF_8.name());
        out.print(runtimeManagerMain.renderDryRunResponse(response));
        // SUPPRESS CHECKSTYLE RegexpSinglelineJava
        // Exit with status code 200 to indicate dry-run response is sent out
        System.exit(200);
    // SUPPRESS CHECKSTYLE IllegalCatch
    } catch (Exception e) {
        LOG.log(Level.FINE, "Exception when submitting topology", e);
        System.out.println(e.getMessage());
        // Exit with status code 100 to indicate that error has happened on user-land
        // SUPPRESS CHECKSTYLE RegexpSinglelineJava
        System.exit(100);
    }
}

Example 70 with CommandLine

use of org.apache.commons.cli.CommandLine in project heron by twitter.

the class SchedulerMain method main.

public static void main(String[] args) throws Exception {
    // construct the options and help options first.
    Options options = constructOptions();
    Options helpOptions = constructHelpOptions();
    // parse the options
    CommandLineParser parser = new DefaultParser();
    CommandLine cmd = parser.parse(helpOptions, args, true);
    // print help, if we receive wrong set of arguments
    if (cmd.hasOption("h")) {
        usage(options);
        return;
    }
    // Now parse the required options
    try {
        cmd = parser.parse(options, args);
    } catch (ParseException e) {
        usage(options);
        throw new RuntimeException("Error parsing command line options: ", e);
    }
    // It returns a new empty Properties instead of null,
    // if no properties passed from command line. So no need for null check.
    Properties schedulerProperties = cmd.getOptionProperties(SchedulerUtils.SCHEDULER_COMMAND_LINE_PROPERTIES_OVERRIDE_OPTION);
    // initialize the scheduler with the options
    String topologyName = cmd.getOptionValue("topology_name");
    SchedulerMain schedulerMain = createInstance(cmd.getOptionValue("cluster"), cmd.getOptionValue("role"), cmd.getOptionValue("environment"), cmd.getOptionValue("topology_bin"), topologyName, Integer.parseInt(cmd.getOptionValue("http_port")), cmd.hasOption("verbose"), schedulerProperties);
    LOG.info("Scheduler command line properties override: " + schedulerProperties.toString());
    // run the scheduler
    boolean ret = schedulerMain.runScheduler();
    // Log the result and exit
    if (!ret) {
        throw new RuntimeException("Failed to schedule topology: " + topologyName);
    } else {
        // stop the server and close the state manager
        LOG.log(Level.INFO, "Shutting down topology: {0}", topologyName);
    }
}