Examples with ExtensionsManager org.ovirt.engine.core.extensions.mgr.ExtensionsManager used on opensource projects

Example 1 with ExtensionsManager

use of org.ovirt.engine.core.extensions.mgr.ExtensionsManager in project ovirt-engine by oVirt.

the class ExtensionsToolExecutor method main.

public static void main(String... args) {
    int exitStatus = 1;
    Path tempJAASConf = null;
    List<String> cmdArgs = new ArrayList<>(Arrays.asList(args));
    try {
        tempJAASConf = createTemporaryJAASconfiguration();
        final Map<String, String> contextSubstitutions = new HashMap<>();
        contextSubstitutions.put("@ENGINE_ETC@", ENGINE_ETC);
        contextSubstitutions.put("@PROGRAM_NAME@", PROGRAM_NAME);
        context.put(ModuleService.ContextKeys.CLI_PARSER_SUBSTITUTIONS, contextSubstitutions);
        setupLogger();
        ArgumentsParser parser;
        Map<String, ModuleService> moduleServices = loadModules(ModuleService.class);
        context.put(ModuleService.ContextKeys.MODULES, moduleServices);
        final Map<String, String> substitutions = new HashMap<>(contextSubstitutions);
        substitutions.put("@MODULE_LIST@", getModules(moduleServices));
        try (InputStream stream = ExtensionsToolExecutor.class.getResourceAsStream("arguments.properties")) {
            parser = new ArgumentsParser(stream, "core");
            parser.getSubstitutions().putAll(substitutions);
        }
        parser.parse(cmdArgs);
        Map<String, Object> argMap = parser.getParsedArgs();
        setupLogger(argMap);
        log.debug("Version: {}-{} ({})", PACKAGE_NAME, PACKAGE_VERSION, PACKAGE_DISPLAY_NAME);
        if ((Boolean) argMap.get("help")) {
            System.out.format("Usage: %s", parser.getUsage());
            throw new ExitException("Help", 0);
        } else if ((Boolean) argMap.get("version")) {
            System.out.format("%s-%s (%s)%n", PACKAGE_NAME, PACKAGE_VERSION, PACKAGE_DISPLAY_NAME);
            throw new ExitException("Version", 0);
        }
        if (!parser.getErrors().isEmpty()) {
            for (Throwable t : parser.getErrors()) {
                log.error(t.getMessage());
                log.debug(t.getMessage(), t);
            }
            throw new ExitException("Parsing error", 1);
        }
        if (cmdArgs.size() < 1) {
            log.error("Please provide module.");
            throw new ExitException("Module not provided", 1);
        }
        String module = cmdArgs.get(0);
        ModuleService moduleService = moduleServices.get(module);
        if (moduleService == null) {
            log.error("No such '{}' module exists.", module);
            throw new ExitException(1);
        }
        moduleService.parseArguments(cmdArgs);
        log.info("========================================================================");
        log.info("============================ Initialization ============================");
        log.info("========================================================================");
        ExtensionsManager extensionsManager = new ExtensionsManager();
        extensionsManager.getGlobalContext().put(Base.GlobalContextKeys.APPLICATION_NAME, Base.ApplicationNames.OVIRT_ENGINE_EXTENSIONS_TOOL);
        context.put(ModuleService.ContextKeys.EXTENSION_MANAGER, extensionsManager);
        loadExtensions(extensionsManager, moduleService, argMap);
        log.info("========================================================================");
        log.info("============================== Execution ===============================");
        log.info("========================================================================");
        moduleService.run();
        exitStatus = 0;
    } catch (ExitException e) {
        log.debug(e.getMessage(), e);
        exitStatus = e.getExitCode();
    } catch (Throwable t) {
        log.error(t.getMessage() != null ? t.getMessage() : t.getClass().getName());
        log.debug("Exception:", t);
    } finally {
        if (tempJAASConf != null) {
            try {
                Files.delete(tempJAASConf);
            } catch (IOException ex) {
                log.warn("Failed to delete temporary file '{}'", tempJAASConf.toString());
            }
        }
    }
    log.debug("Exiting with status '{}'", exitStatus);
    System.exit(exitStatus);
}