public static boolean isUsingSsl() {
return server.isUsingSsl();
}
public void run(String hostname) {
try {
getMonitorLock();
} catch (Exception e) {
log.error("Failed to get Monitor ZooKeeper lock");
throw new RuntimeException(e);
}
Monitor.START_TIME = System.currentTimeMillis();
int port = config.getConfiguration().getPort(Property.MONITOR_PORT);
try {
log.debug("Creating monitor on port " + port);
server = new EmbeddedWebServer(hostname, port);
} catch (Throwable ex) {
log.error("Unable to start embedded web server", ex);
throw new RuntimeException(ex);
}
server.addServlet(DefaultServlet.class, "/");
server.addServlet(OperationServlet.class, "/op");
server.addServlet(MasterServlet.class, "/master");
server.addServlet(TablesServlet.class, "/tables");
server.addServlet(TServersServlet.class, "/tservers");
server.addServlet(ProblemServlet.class, "/problems");
server.addServlet(GcStatusServlet.class, "/gc");
server.addServlet(LogServlet.class, "/log");
server.addServlet(XMLServlet.class, "/xml");
server.addServlet(JSONServlet.class, "/json");
server.addServlet(VisServlet.class, "/vis");
server.addServlet(Summary.class, "/trace/summary");
server.addServlet(ListType.class, "/trace/listType");
server.addServlet(ShowTrace.class, "/trace/show");
if (server.isUsingSsl()) server.addServlet(ShellServlet.class, "/shell");
server.start();
try {
hostname = InetAddress.getLocalHost().getHostName();
log.debug("Using " + hostname + " to advertise monitor location in ZooKeeper");
String monitorAddress = HostAndPort.fromParts(hostname, server.getPort()).toString();
ZooReaderWriter.getInstance()
.putPersistentData(
ZooUtil.getRoot(instance) + Constants.ZMONITOR_HTTP_ADDR,
monitorAddress.getBytes(StandardCharsets.UTF_8),
NodeExistsPolicy.OVERWRITE);
log.info("Set monitor address in zookeeper to " + monitorAddress);
} catch (Exception ex) {
log.error("Unable to set monitor HTTP address in zookeeper", ex);
}
if (null != hostname) {
LogService.startLogListener(
Monitor.getSystemConfiguration(), instance.getInstanceID(), hostname);
} else {
log.warn("Not starting log4j listener as we could not determine address to use");
}
new Daemon(new LoggingRunnable(log, new ZooKeeperStatus()), "ZooKeeperStatus").start();
// need to regularly fetch data so plot data is updated
new Daemon(
new LoggingRunnable(
log,
new Runnable() {
@Override
public void run() {
while (true) {
try {
Monitor.fetchData();
} catch (Exception e) {
log.warn(e.getMessage(), e);
}
UtilWaitThread.sleep(333);
}
}
}),
"Data fetcher")
.start();
}
