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/*
* SonarQube
* Copyright (C) 2009-2019 SonarSource SA
* mailto:info AT sonarsource DOT com
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* This program 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package org.sonar.application;
import java.io.IOException;
import org.slf4j.LoggerFactory;
import org.sonar.api.SonarEdition;
import org.sonar.api.internal.MetadataLoader;
import org.sonar.application.command.CommandFactory;
import org.sonar.application.command.CommandFactoryImpl;
import org.sonar.application.command.JavaVersion;
import org.sonar.application.config.AppSettings;
import org.sonar.application.config.AppSettingsLoader;
import org.sonar.application.config.AppSettingsLoaderImpl;
import org.sonar.core.extension.ServiceLoaderWrapper;
import org.sonar.process.System2;
import org.sonar.process.SystemExit;
import static org.sonar.application.config.SonarQubeVersionHelper.getSonarqubeVersion;
import static org.sonar.process.ProcessProperties.Property.CLUSTER_NAME;
public class App {
private final SystemExit systemExit = new SystemExit();
private final JavaVersion javaVersion;
private StopRequestWatcher hardStopRequestWatcher;
public App(JavaVersion javaVersion) {
this.javaVersion = javaVersion;
}
public void start(String[] cliArguments) throws IOException {
AppSettingsLoader settingsLoader = new AppSettingsLoaderImpl(cliArguments, new ServiceLoaderWrapper());
AppSettings settings = settingsLoader.load();
// order is important - logging must be configured before any other components (AppFileSystem, ...)
AppLogging logging = new AppLogging(settings);
logging.configure();
AppFileSystem fileSystem = new AppFileSystem(settings);
checkJavaVersion();
try (AppState appState = new AppStateFactory(settings).create()) {
appState.registerSonarQubeVersion(getSonarqubeVersion());
appState.registerClusterName(settings.getProps().nonNullValue(CLUSTER_NAME.getKey()));
AppReloader appReloader = new AppReloaderImpl(settingsLoader, fileSystem, appState, logging);
fileSystem.reset();
CommandFactory commandFactory = new CommandFactoryImpl(settings.getProps(), fileSystem.getTempDir(), System2.INSTANCE, JavaVersion.INSTANCE);
try (ProcessLauncher processLauncher = new ProcessLauncherImpl(fileSystem.getTempDir())) {
Scheduler scheduler = new SchedulerImpl(settings, appReloader, commandFactory, processLauncher, appState);
// intercepts CTRL-C
Runtime.getRuntime().addShutdownHook(new ShutdownHook(scheduler));
scheduler.schedule();
hardStopRequestWatcher = HardStopRequestWatcherImpl.create(settings, scheduler::hardStop, fileSystem);
hardStopRequestWatcher.startWatching();
scheduler.awaitTermination();
hardStopRequestWatcher.stopWatching();
}
}
systemExit.exit(0);
}
private void checkJavaVersion() {
if (MetadataLoader.loadEdition(org.sonar.api.utils.System2.INSTANCE) == SonarEdition.SONARCLOUD) {
return;
}
if (!javaVersion.isAtLeastJava11()) {
LoggerFactory.getLogger(this.getClass()).warn("SonarQube will require Java 11+ starting on next version");
}
}
public static void main(String... args) throws IOException {
new App(JavaVersion.INSTANCE).start(args);
}
private class ShutdownHook extends Thread {
private final Scheduler scheduler;
public ShutdownHook(Scheduler scheduler) {
super("SonarQube Shutdown Hook");
this.scheduler = scheduler;
}
@Override
public void run() {
systemExit.setInShutdownHook();
if (hardStopRequestWatcher != null) {
hardStopRequestWatcher.stopWatching();
}
// blocks until everything is corrected terminated
scheduler.hardStop();
}
}
}
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