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

Example 11 with GnuParser

use of org.apache.commons.cli.GnuParser in project hadoop by apache.

the class NodeCLI method run.

@Override
public int run(String[] args) throws Exception {
    Options opts = new Options();
    opts.addOption(HELP_CMD, false, "Displays help for all commands.");
    opts.addOption(STATUS_CMD, true, "Prints the status report of the node.");
    opts.addOption(LIST_CMD, false, "List all running nodes. " + "Supports optional use of -states to filter nodes " + "based on node state, all -all to list all nodes, " + "-showDetails to display more details about each node.");
    Option nodeStateOpt = new Option(NODE_STATE_CMD, true, "Works with -list to filter nodes based on input comma-separated " + "list of node states. " + getAllValidNodeStates());
    nodeStateOpt.setValueSeparator(',');
    nodeStateOpt.setArgs(Option.UNLIMITED_VALUES);
    nodeStateOpt.setArgName("States");
    opts.addOption(nodeStateOpt);
    Option allOpt = new Option(NODE_ALL, false, "Works with -list to list all nodes.");
    opts.addOption(allOpt);
    Option showDetailsOpt = new Option(NODE_SHOW_DETAILS, false, "Works with -list to show more details about each node.");
    opts.addOption(showDetailsOpt);
    opts.getOption(STATUS_CMD).setArgName("NodeId");
    if (args != null && args.length > 0) {
        for (int i = args.length - 1; i >= 0; i--) {
            if (args[i].equalsIgnoreCase("-" + NODE_ALL)) {
                args[i] = "-" + NODE_ALL;
            }
        }
    }
    int exitCode = -1;
    CommandLine cliParser = null;
    try {
        cliParser = new GnuParser().parse(opts, args);
    } catch (MissingArgumentException ex) {
        sysout.println("Missing argument for options");
        printUsage(opts);
        return exitCode;
    }
    if (cliParser.hasOption("status")) {
        if (args.length != 2) {
            printUsage(opts);
            return exitCode;
        }
        printNodeStatus(cliParser.getOptionValue("status"));
    } else if (cliParser.hasOption("list")) {
        Set<NodeState> nodeStates = new HashSet<NodeState>();
        if (cliParser.hasOption(NODE_ALL)) {
            for (NodeState state : NodeState.values()) {
                nodeStates.add(state);
            }
        } else if (cliParser.hasOption(NODE_STATE_CMD)) {
            String[] types = cliParser.getOptionValues(NODE_STATE_CMD);
            if (types != null) {
                for (String type : types) {
                    if (!type.trim().isEmpty()) {
                        try {
                            nodeStates.add(NodeState.valueOf(org.apache.hadoop.util.StringUtils.toUpperCase(type.trim())));
                        } catch (IllegalArgumentException ex) {
                            sysout.println("The node state " + type + " is invalid.");
                            sysout.println(getAllValidNodeStates());
                            return exitCode;
                        }
                    }
                }
            }
        } else {
            nodeStates.add(NodeState.RUNNING);
        }
        // List all node details with more information.
        if (cliParser.hasOption(NODE_SHOW_DETAILS)) {
            listDetailedClusterNodes(nodeStates);
        } else {
            listClusterNodes(nodeStates);
        }
    } else if (cliParser.hasOption(HELP_CMD)) {
        printUsage(opts);
        return 0;
    } else {
        syserr.println("Invalid Command Usage : ");
        printUsage(opts);
    }
    return 0;
}

Example 12 with GnuParser

use of org.apache.commons.cli.GnuParser in project hadoop by apache.

the class RMAdminCLI method handleAddToClusterNodeLabels.

private int handleAddToClusterNodeLabels(String[] args, String cmd, boolean isHAEnabled) throws IOException, YarnException, ParseException {
    Options opts = new Options();
    opts.addOption("addToClusterNodeLabels", true, "Add to cluster node labels.");
    opts.addOption("directlyAccessNodeLabelStore", false, "Directly access node label store.");
    int exitCode = -1;
    CommandLine cliParser = null;
    try {
        cliParser = new GnuParser().parse(opts, args);
    } catch (MissingArgumentException ex) {
        System.err.println(NO_LABEL_ERR_MSG);
        printUsage(args[0], isHAEnabled);
        return exitCode;
    }
    List<NodeLabel> labels = buildNodeLabelsFromStr(cliParser.getOptionValue("addToClusterNodeLabels"));
    if (cliParser.hasOption("directlyAccessNodeLabelStore")) {
        getNodeLabelManagerInstance(getConf()).addToCluserNodeLabels(labels);
    } else {
        ResourceManagerAdministrationProtocol adminProtocol = createAdminProtocol();
        AddToClusterNodeLabelsRequest request = AddToClusterNodeLabelsRequest.newInstance(labels);
        adminProtocol.addToClusterNodeLabels(request);
    }
    return 0;
}

Example 13 with GnuParser

use of org.apache.commons.cli.GnuParser in project hadoop by apache.

the class RMAdminCLI method handleRefreshNodes.

// A helper method to reduce the number of lines of run()
private int handleRefreshNodes(String[] args, String cmd, boolean isHAEnabled) throws IOException, YarnException, ParseException {
    Options opts = new Options();
    opts.addOption("refreshNodes", false, "Refresh the hosts information at the ResourceManager.");
    Option gracefulOpt = new Option("g", "graceful", true, "Wait for timeout before marking the NodeManager as decommissioned.");
    gracefulOpt.setOptionalArg(true);
    opts.addOption(gracefulOpt);
    opts.addOption("client", false, "Indicates the timeout tracking should be handled by the client.");
    opts.addOption("server", false, "Indicates the timeout tracking should be handled by the RM.");
    int exitCode = -1;
    CommandLine cliParser = null;
    try {
        cliParser = new GnuParser().parse(opts, args);
    } catch (MissingArgumentException ex) {
        System.out.println("Missing argument for options");
        printUsage(args[0], isHAEnabled);
        return exitCode;
    }
    int timeout = -1;
    if (cliParser.hasOption("g")) {
        String strTimeout = cliParser.getOptionValue("g");
        if (strTimeout != null) {
            timeout = validateTimeout(strTimeout);
        }
        String trackingMode = null;
        if (cliParser.hasOption("client")) {
            trackingMode = "client";
        } else if (cliParser.hasOption("server")) {
            trackingMode = "server";
        } else {
            printUsage(cmd, isHAEnabled);
            return -1;
        }
        return refreshNodes(timeout, trackingMode);
    } else {
        return refreshNodes();
    }
}

Example 14 with GnuParser

use of org.apache.commons.cli.GnuParser in project hadoop by apache.

the class RMAdminCLI method handleReplaceLabelsOnNodes.

private int handleReplaceLabelsOnNodes(String[] args, String cmd, boolean isHAEnabled) throws IOException, YarnException, ParseException {
    Options opts = new Options();
    opts.addOption("replaceLabelsOnNode", true, "Replace label on node.");
    opts.addOption("failOnUnknownNodes", false, "Fail on unknown nodes.");
    opts.addOption("directlyAccessNodeLabelStore", false, "Directly access node label store.");
    int exitCode = -1;
    CommandLine cliParser = null;
    try {
        cliParser = new GnuParser().parse(opts, args);
    } catch (MissingArgumentException ex) {
        System.err.println(NO_MAPPING_ERR_MSG);
        printUsage(args[0], isHAEnabled);
        return exitCode;
    }
    Map<NodeId, Set<String>> map = buildNodeLabelsMapFromStr(cliParser.getOptionValue("replaceLabelsOnNode"));
    return replaceLabelsOnNodes(map, cliParser.hasOption("failOnUnknownNodes"), cliParser.hasOption("directlyAccessNodeLabelStore"));
}

Example 15 with GnuParser

use of org.apache.commons.cli.GnuParser in project hadoop by apache.

the class HamletGen method main.

public static void main(String[] args) throws Exception {
    CommandLine cmd = new GnuParser().parse(opts, args);
    if (cmd.hasOption("help")) {
        new HelpFormatter().printHelp("Usage: hbgen [OPTIONS]", opts);
        return;
    }
    // defaults
    Class<?> specClass = HamletSpec.class;
    Class<?> implClass = HamletImpl.class;
    String outputClass = "HamletTmp";
    String outputPackage = implClass.getPackage().getName();
    if (cmd.hasOption("spec-class")) {
        specClass = Class.forName(cmd.getOptionValue("spec-class"));
    }
    if (cmd.hasOption("impl-class")) {
        implClass = Class.forName(cmd.getOptionValue("impl-class"));
    }
    if (cmd.hasOption("output-class")) {
        outputClass = cmd.getOptionValue("output-class");
    }
    if (cmd.hasOption("output-package")) {
        outputPackage = cmd.getOptionValue("output-package");
    }
    new HamletGen().generate(specClass, implClass, outputClass, outputPackage);
}