cloud.piranha.multi.MultiPiranha Maven / Gradle / Ivy
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* Copyright (c) 2002-2024 Manorrock.com. All Rights Reserved.
*
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*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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package cloud.piranha.multi;
import cloud.piranha.core.api.Piranha;
import cloud.piranha.core.api.PiranhaConfiguration;
import cloud.piranha.core.api.WebApplicationExtension;
import cloud.piranha.core.impl.DefaultPiranhaConfiguration;
import cloud.piranha.feature.api.FeatureManager;
import cloud.piranha.feature.exitonstop.ExitOnStopFeature;
import cloud.piranha.feature.http.HttpFeature;
import cloud.piranha.feature.https.HttpsFeature;
import cloud.piranha.feature.impl.DefaultFeatureManager;
import cloud.piranha.feature.logging.LoggingFeature;
import cloud.piranha.feature.webapps.WebAppsFeature;
import cloud.piranha.http.api.HttpServer;
import java.io.File;
import java.io.IOException;
import java.lang.System.Logger;
import static java.lang.System.Logger.Level.INFO;
import static java.lang.System.Logger.Level.WARNING;
import java.nio.file.Files;
/**
* The Multi version of Piranha.
*
*
* This version of Piranha supports the following:
*
*
* - Running with Java modules
* - Exiting on stop
* - Exposing a HTTP endpoint
* - Exposing a HTTPS endpoint
* - Setting the logging level
* - Hosting multiple web application
*
*
* @author Manfred Riem ([email protected])
*/
public class MultiPiranha implements Piranha, Runnable {
/**
* Stores the logger.
*/
private static final Logger LOGGER = System.getLogger(MultiPiranha.class.getName());
/**
* Stores the 'tmp/piranha.pid' file constant.
*/
private static final String PID_FILE = "tmp/piranha.pid";
/**
* Stores the configuration.
*/
private final PiranhaConfiguration configuration;
/**
* Stores the feature manager.
*/
private final FeatureManager featureManager;
/**
* Stores the HTTP feature.
*/
private HttpFeature httpFeature;
/**
* Stores the HTTP server.
*/
private HttpServer httpServer;
/**
* Stores the HTTP feature.
*/
private HttpsFeature httpsFeature;
/**
* Stores the HTTP server.
*/
private HttpServer httpsServer;
/**
* Stores the started flag.
*/
private boolean started = false;
/**
* Stores the thread we use.
*/
private Thread thread;
/**
* Stores the WebAppsFeature.
*/
private WebAppsFeature webAppsFeature;
/**
* Constructor.
*/
public MultiPiranha() {
configuration = new DefaultPiranhaConfiguration();
configuration.setBoolean("exitOnStop", false);
configuration.setInteger("httpPort", 8080);
configuration.setInteger("httpsPort", -1);
configuration.setBoolean("jpmsEnabled", false);
configuration.setFile("webAppsDir", new File("webapps"));
featureManager = new DefaultFeatureManager();
}
@Override
public PiranhaConfiguration getConfiguration() {
return configuration;
}
/**
* Are we running?
*
* @return true if we are, false otherwise.
*/
private boolean isRunning() {
boolean result = false;
if (httpServer != null) {
result = httpServer.isRunning();
} else if (httpsServer != null) {
result = httpsServer.isRunning();
}
return result;
}
/**
* Have we started?
*
* @return true if we have, false otherwise.
*/
private boolean isStarted() {
return started;
}
/**
* Run method.
*/
@Override
public void run() {
long startTime = System.currentTimeMillis();
LoggingFeature loggingFeature = new LoggingFeature();
featureManager.addFeature(loggingFeature);
loggingFeature.setLevel(configuration.getString("loggingLevel"));
loggingFeature.init();
loggingFeature.start();
LOGGER.log(INFO, () -> "Starting Piranha");
webAppsFeature = new WebAppsFeature();
featureManager.addFeature(webAppsFeature);
webAppsFeature.setExtensionClass((Class) configuration.getClass("extensionClass"));
webAppsFeature.setJpmsEnabled(configuration.getBoolean("jpmsEnabled", false));
webAppsFeature.setWebAppsDir(configuration.getFile("webAppsDir"));
webAppsFeature.init();
webAppsFeature.start();
/*
* Construct, initialize and start HTTP endpoint (if applicable).
*/
if (configuration.getInteger("httpPort") > 0) {
httpFeature = new HttpFeature();
httpFeature.setHttpServerClass(configuration.getString("httpServerClass"));
httpFeature.setPort(configuration.getInteger("httpPort"));
httpFeature.init();
httpFeature.getHttpServer().setHttpServerProcessor(webAppsFeature.getHttpServerProcessor());
httpFeature.start();
httpServer = httpFeature.getHttpServer();
}
/*
* Construct, initialize and start HTTPS endpoint (if applicable).
*/
if (configuration.getInteger("httpsPort") > 0) {
httpsFeature = new HttpsFeature();
httpsFeature.setHttpsKeystoreFile(configuration.getString("httpsKeystoreFile"));
httpsFeature.setHttpsKeystorePassword(configuration.getString("httpsKeystorePassword"));
httpsFeature.setHttpsServerClass(configuration.getString("httpsServerClass"));
httpsFeature.setHttpsTruststoreFile(configuration.getString("httpsTruststoreFile"));
httpsFeature.setHttpsTruststorePassword(configuration.getString("httpsTruststorePassword"));
httpsFeature.setPort(configuration.getInteger("httpsPort"));
httpsFeature.init();
httpsFeature.getHttpsServer().setHttpServerProcessor(webAppsFeature.getHttpServerProcessor());
httpsFeature.start();
httpServer = httpsFeature.getHttpsServer();
}
if (configuration.getBoolean("exitOnStop", false)) {
ExitOnStopFeature exitOnStopFeature = new ExitOnStopFeature();
featureManager.addFeature(exitOnStopFeature);
}
long finishTime = System.currentTimeMillis();
LOGGER.log(INFO, "Started Piranha");
LOGGER.log(INFO, "It took {0} milliseconds", finishTime - startTime);
started = true;
File startedFile = new File("tmp/piranha.started");
File stoppedFile = new File("tmp/piranha.stopped");
if (stoppedFile.exists()) {
try {
Files.delete(stoppedFile.toPath());
} catch (IOException ioe) {
LOGGER.log(WARNING, "Error while deleting existing piranha.stopped file", ioe);
}
}
if (!startedFile.exists()) {
try {
startedFile.createNewFile();
} catch (IOException ioe) {
LOGGER.log(WARNING, "Unable to create piranha.started file", ioe);
}
}
File pidFile = new File(PID_FILE);
while (isRunning()) {
try {
Thread.sleep(2000);
} catch (InterruptedException ie) {
Thread.currentThread().interrupt();
}
if (!pidFile.exists()) {
if (httpServer != null) {
httpServer.stop();
}
if (httpsServer != null) {
httpsServer.stop();
}
}
}
finishTime = System.currentTimeMillis();
LOGGER.log(INFO, "Stopped Piranha");
LOGGER.log(INFO, "We ran for {0} milliseconds", finishTime - startTime);
if (startedFile.exists()) {
try {
Files.delete(startedFile.toPath());
} catch (IOException ioe) {
LOGGER.log(WARNING, "Error while deleting existing piranha.started file", ioe);
}
}
if (!stoppedFile.exists()) {
try {
stoppedFile.createNewFile();
} catch (IOException ioe) {
LOGGER.log(WARNING, "Unable to create piranha.stopped file", ioe);
}
}
featureManager.stop();
}
/**
* Set the web applications directory.
*
* @param webAppsDir the web applications directory.
*/
public void setWebAppsDir(File webAppsDir) {
this.configuration.setFile("webAppsDir", webAppsDir);
}
/**
* Start the server.
*/
public void start() {
File pidFile = new File(PID_FILE);
if (!pidFile.exists()) {
try {
if (!pidFile.getParentFile().exists()) {
pidFile.getParentFile().mkdirs();
}
pidFile.createNewFile();
} catch (IOException ex) {
LOGGER.log(WARNING, "Unable to create PID file");
}
} else {
LOGGER.log(WARNING, "PID file already exists");
}
thread = new Thread(this);
thread.setDaemon(false);
thread.start();
while (!isStarted()) {
try {
Thread.sleep(10);
} catch (InterruptedException e) {
Thread.currentThread().interrupt();
}
}
}
/**
* Stop the server.
*/
public void stop() {
File pidFile = new File(PID_FILE);
if (pidFile.exists()) {
try {
Files.delete(pidFile.toPath());
} catch (IOException ioe) {
LOGGER.log(WARNING, "Error occurred while deleting PID file", ioe);
}
}
started = false;
thread = null;
}
}