Mercurial > hg > release > thermostat-1.0
view storage/cli/src/main/java/com/redhat/thermostat/storage/cli/internal/StorageCommand.java @ 1412:a0592d702416
Update copyright year in release branch.
reviewed-by: neugens
review-thread: http://icedtea.classpath.org/pipermail/thermostat/2014-June/009965.html
PR1821
author | Jon VanAlten <jon.vanalten@redhat.com> |
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date | Tue, 03 Jun 2014 11:55:56 -0600 |
parents | 7caa7f9afb14 |
children |
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/* * Copyright 2012-2014 Red Hat, Inc. * * This file is part of Thermostat. * * Thermostat is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published * by the Free Software Foundation; either version 2, or (at your * option) any later version. * * Thermostat is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public License * along with Thermostat; see the file COPYING. If not see * <http://www.gnu.org/licenses/>. * * Linking this code with other modules is making a combined work * based on this code. Thus, the terms and conditions of the GNU * General Public License cover the whole combination. * * As a special exception, the copyright holders of this code give * you permission to link this code with independent modules to * produce an executable, regardless of the license terms of these * independent modules, and to copy and distribute the resulting * executable under terms of your choice, provided that you also * meet, for each linked independent module, the terms and conditions * of the license of that module. An independent module is a module * which is not derived from or based on this code. If you modify * this code, you may extend this exception to your version of the * library, but you are not obligated to do so. If you do not wish * to do so, delete this exception statement from your version. */ package com.redhat.thermostat.storage.cli.internal; import java.io.File; import java.io.IOException; import java.util.logging.Level; import java.util.logging.Logger; import com.redhat.thermostat.common.ExitStatus; import com.redhat.thermostat.common.cli.AbstractStateNotifyingCommand; import com.redhat.thermostat.common.cli.Arguments; import com.redhat.thermostat.common.cli.CommandContext; import com.redhat.thermostat.common.cli.CommandException; import com.redhat.thermostat.common.tools.ApplicationException; import com.redhat.thermostat.common.tools.ApplicationState; import com.redhat.thermostat.common.utils.LoggingUtils; import com.redhat.thermostat.shared.config.CommonPaths; import com.redhat.thermostat.shared.config.InvalidConfigurationException; import com.redhat.thermostat.shared.locale.Translate; import com.redhat.thermostat.storage.cli.internal.locale.LocaleResources; public class StorageCommand extends AbstractStateNotifyingCommand { private static final Logger logger = LoggingUtils.getLogger(StorageCommand.class); private static final Translate<LocaleResources> t = LocaleResources.createLocalizer(); private DBStartupConfiguration configuration; private DBOptionParser parser; private final ExitStatus exitStatus; private final CommonPaths paths; private MongoProcessRunner runner; public StorageCommand(ExitStatus exitStatus, CommonPaths paths) { this.exitStatus = exitStatus; this.paths = paths; } private void parseArguments(Arguments args) throws InvalidConfigurationException { File dbPath = paths.getUserStorageDirectory(); File logFile = paths.getUserStorageLogFile(); File pidFile = paths.getUserStoragePidFile(); File systemPropertyFile = paths.getSystemStorageConfigurationFile(); if (!systemPropertyFile.exists()) { throw new InvalidConfigurationException(t.localize(LocaleResources.MISSING_DB_CONFIG, systemPropertyFile.toString())); } File userPropertyFile = paths.getUserStorageConfigurationFile(); // read everything that is in the configs this.configuration = new DBStartupConfiguration(systemPropertyFile, userPropertyFile, dbPath, logFile, pidFile); parser = new DBOptionParser(configuration, args); parser.parse(); } @Override public void run(CommandContext ctx) throws CommandException { parseArgsAndRun(ctx); } private void parseArgsAndRun(CommandContext ctx) throws InvalidConfigurationException { parseArguments(ctx.getArguments()); // dry run means we don't do anything at all if (parser.isDryRun()) return; runner = createRunner(); try { switch (parser.getAction()) { case START: startService(); break; case STOP: stopService(); break; case STATUS: printServiceStatus(ctx); break; default: break; } getNotifier().fireAction(ApplicationState.SUCCESS, configuration.getDBConnectionString()); } catch (InvalidConfigurationException e) { // rethrow throw e; } catch (ApplicationException e) { logger.log(Level.WARNING, e.getMessage()); getNotifier().fireAction(ApplicationState.FAIL, e); } catch (Exception e) { logger.log(Level.WARNING, e.getMessage(), e); getNotifier().fireAction(ApplicationState.FAIL, e); } } private void startService() throws IOException, InterruptedException, InvalidConfigurationException, ApplicationException { try { createNeededDirectories(); runner.startService(); } catch (ApplicationException | InvalidConfigurationException | IOException e) { // something went wrong set status appropriately. This makes sure // that the JVM exits with this status. exitStatus.setExitStatus(ExitStatus.EXIT_ERROR); // rethrow throw e; } getNotifier().fireAction(ApplicationState.START, configuration.getDBConnectionString()); } private void createNeededDirectories() throws InvalidConfigurationException { File[] requiredDirectories = new File[] { configuration.getDBPath(), }; for (File directory : requiredDirectories) { if (!directory.isDirectory() && !directory.mkdirs()) { throw new InvalidConfigurationException(t.localize(LocaleResources.MISSING_DB_DIR)); } } File[] requiredFiles = new File[] { configuration.getLogFile(), configuration.getPidFile(), }; for (File file : requiredFiles) { File directory = file.getParentFile(); if (!directory.isDirectory() && !directory.mkdirs()) { throw new InvalidConfigurationException(t.localize(LocaleResources.MISSING_DB_DIR)); } } } private void stopService() throws IOException, InterruptedException, InvalidConfigurationException, ApplicationException { try { check(); runner.stopService(); } catch (ApplicationException | InvalidConfigurationException | InterruptedException | IOException e) { // something went wrong set status appropriately. This makes sure // that the JVM exits with this status. exitStatus.setExitStatus(ExitStatus.EXIT_ERROR); throw e; } getNotifier().fireAction(ApplicationState.STOP); } private void check() throws InvalidConfigurationException { if (!configuration.getDBPath().exists() || !configuration.getLogFile().getParentFile().exists() || !configuration.getPidFile().getParentFile().exists()) { throw new InvalidConfigurationException(t.localize(LocaleResources.MISSING_DB_DIR)); } } private void printServiceStatus(CommandContext ctx) { if (runner.isStorageRunning()) { ctx.getConsole().getOutput().println(t.localize(LocaleResources.STORAGE_RUNNING).getContents()); } else { ctx.getConsole().getOutput().println(t.localize(LocaleResources.STORAGE_NOT_RUNNING).getContents()); } } MongoProcessRunner createRunner() { return new MongoProcessRunner(configuration, parser.isQuiet()); } public DBStartupConfiguration getConfiguration() { return configuration; } @Override public boolean isStorageRequired() { return false; } }