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/*
* Copyright 2012 - 2020 Anton Tananaev (anton@traccar.org)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.traccar;
import com.google.inject.Guice;
import com.google.inject.Injector;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.traccar.api.HealthCheckService;
import java.io.File;
import java.lang.management.ManagementFactory;
import java.lang.management.MemoryMXBean;
import java.lang.management.OperatingSystemMXBean;
import java.lang.management.RuntimeMXBean;
import java.nio.charset.Charset;
import java.util.Collections;
import java.util.LinkedList;
import java.util.List;
import java.util.Locale;
import java.util.Timer;
public final class Main {
private static final Logger LOGGER = LoggerFactory.getLogger(Main.class);
private static Injector injector;
public static Injector getInjector() {
return injector;
}
private Main() {
}
public static void logSystemInfo() {
try {
OperatingSystemMXBean operatingSystemBean = ManagementFactory.getOperatingSystemMXBean();
LOGGER.info("Operating system"
+ " name: " + operatingSystemBean.getName()
+ " version: " + operatingSystemBean.getVersion()
+ " architecture: " + operatingSystemBean.getArch());
RuntimeMXBean runtimeBean = ManagementFactory.getRuntimeMXBean();
LOGGER.info("Java runtime"
+ " name: " + runtimeBean.getVmName()
+ " vendor: " + runtimeBean.getVmVendor()
+ " version: " + runtimeBean.getVmVersion());
MemoryMXBean memoryBean = ManagementFactory.getMemoryMXBean();
LOGGER.info("Memory limit"
+ " heap: " + memoryBean.getHeapMemoryUsage().getMax() / (1024 * 1024) + "mb"
+ " non-heap: " + memoryBean.getNonHeapMemoryUsage().getMax() / (1024 * 1024) + "mb");
LOGGER.info("Character encoding: "
+ System.getProperty("file.encoding") + " charset: " + Charset.defaultCharset());
} catch (Exception error) {
LOGGER.warn("Failed to get system info");
}
}
public static void main(String[] args) throws Exception {
Locale.setDefault(Locale.ENGLISH);
final String configFile;
if (args.length <= 0) {
configFile = "./debug.xml";
if (!new File(configFile).exists()) {
throw new RuntimeException("Configuration file is not provided");
}
} else {
configFile = args[args.length - 1];
}
if (args.length > 0 && args[0].startsWith("--")) {
WindowsService windowsService = new WindowsService("traccar") {
@Override
public void run() {
Main.run(configFile);
}
};
switch (args[0]) {
case "--install":
windowsService.install("traccar", null, null, null, null, configFile);
return;
case "--uninstall":
windowsService.uninstall();
return;
case "--service":
default:
windowsService.init();
break;
}
} else {
run(configFile);
}
}
private static void scheduleHealthCheck() {
HealthCheckService service = new HealthCheckService();
if (service.isEnabled()) {
new Timer().scheduleAtFixedRate(
service.createTask(), service.getPeriod(), service.getPeriod());
}
}
public static void run(String configFile) {
try {
Context.init(configFile);
injector = Guice.createInjector(new MainModule());
logSystemInfo();
LOGGER.info("Version: " + Main.class.getPackage().getImplementationVersion());
LOGGER.info("Starting server...");
List<LifecycleObject> services = new LinkedList<>();
services.add(Context.getServerManager());
if (Context.getWebServer() != null) {
services.add(Context.getWebServer());
}
services.add(Context.getScheduleManager());
for (LifecycleObject service : services) {
service.start();
}
scheduleHealthCheck();
Thread.setDefaultUncaughtExceptionHandler((t, e) -> LOGGER.error("Thread exception", e));
Runtime.getRuntime().addShutdownHook(new Thread(() -> {
LOGGER.info("Shutting down server...");
Collections.reverse(services);
for (LifecycleObject service : services) {
service.stop();
}
}));
} catch (Exception e) {
LOGGER.error("Main method error", e);
throw new RuntimeException(e);
}
}
}
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