Example usage for org.apache.hadoop.yarn.webapp WebApp port

Introduction

In this page you can find the example usage for org.apache.hadoop.yarn.webapp WebApp port.

Prototype

public int port() 

Source Link

Usage

From source file:com.datatorrent.stram.StreamingAppMasterService.java

License:Apache License

@Override
protected void serviceStart() throws Exception {
    super.serviceStart();
    if (UserGroupInformation.isSecurityEnabled()) {
        delegationTokenManager.startThreads();
    }/*ww  w.  j  a  v a 2  s  . c  o m*/

    // write the connect address for containers to DFS
    InetSocketAddress connectAddress = NetUtils.getConnectAddress(this.heartbeatListener.getAddress());
    URI connectUri = new URI("stram", null, connectAddress.getHostName(), connectAddress.getPort(), null, null,
            null);
    FSRecoveryHandler recoveryHandler = new FSRecoveryHandler(dag.assertAppPath(), getConfig());
    recoveryHandler.writeConnectUri(connectUri.toString());

    // start web service
    try {
        org.mortbay.log.Log.setLog(null);
    } catch (Throwable throwable) {
        // SPOI-2687. As part of Pivotal Certification, we need to catch ClassNotFoundException as Pivotal was using Jetty 7 where as other distros are using Jetty 6.
        // LOG.error("can't set the log to null: ", throwable);
    }

    try {
        Configuration config = getConfig();
        if (UserGroupInformation.isSecurityEnabled()) {
            config = new Configuration(config);
            config.set("hadoop.http.filter.initializers", StramWSFilterInitializer.class.getCanonicalName());
        }
        WebApp webApp = WebApps.$for("stram", StramAppContext.class, appContext, "ws").with(config)
                .start(new StramWebApp(this.dnmgr));
        LOG.info("Started web service at port: " + webApp.port());
        this.appMasterTrackingUrl = NetUtils.getConnectAddress(webApp.getListenerAddress()).getHostName() + ":"
                + webApp.port();
        LOG.info("Setting tracking URL to: " + appMasterTrackingUrl);
    } catch (Exception e) {
        LOG.error("Webapps failed to start. Ignoring for now:", e);
    }
}

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