Example usage for org.apache.hadoop.yarn.api.protocolrecords GetApplicationReportRequest newInstance

Introduction

In this page you can find the example usage for org.apache.hadoop.yarn.api.protocolrecords GetApplicationReportRequest newInstance.

Prototype

@Public
    @Stable
    public static GetApplicationReportRequest newInstance(ApplicationId applicationId) 

Source Link

Usage

From source file:org.apache.hoya.yarn.appmaster.rpc.RpcBinder.java

License:Apache License

/**
 * This loops for a limited period trying to get the Proxy -
 * by doing so it handles AM failover/*from www. jav  a2 s.co  m*/
 * @param conf configuration to patch and use
 * @param rmClient client of the resource manager
 * @param application application to work with
 * @param connectTimeout timeout for the whole proxy operation to timeout
 * (milliseconds). Use 0 to indicate "do not attempt to wait" -fail fast.
 * @param rpcTimeout timeout for RPCs to block during communications
 * @return the proxy
 * @throws IOException IO problems
 * @throws YarnException Hoya-generated exceptions related to the binding
 * failing. This can include the application finishing or timeouts
 * @throws InterruptedException if a sleep operation waiting for
 * the cluster to respond is interrupted.
 */
@SuppressWarnings("NestedAssignment")
public static HoyaClusterProtocol getProxy(final Configuration conf, final ApplicationClientProtocol rmClient,
        ApplicationReport application, final int connectTimeout,

        final int rpcTimeout) throws IOException, YarnException, InterruptedException {
    ApplicationId appId;
    appId = application.getApplicationId();
    Duration timeout = new Duration(connectTimeout);
    timeout.start();
    Exception exception = null;
    YarnApplicationState state = null;
    while (application != null
            && (state = application.getYarnApplicationState()).equals(YarnApplicationState.RUNNING)) {

        try {
            return getProxy(conf, application, rpcTimeout);
        } catch (IOException e) {
            if (connectTimeout <= 0 || timeout.getLimitExceeded()) {
                throw e;
            }
            exception = e;
        } catch (YarnException e) {
            if (connectTimeout <= 0 || timeout.getLimitExceeded()) {
                throw e;
            }
            exception = e;

        }
        //at this point: app failed to work
        log.debug("Could not connect to {}. Waiting for getting the latest AM address...", appId);
        Thread.sleep(1000);
        //or get the app report
        application = rmClient.getApplicationReport(GetApplicationReportRequest.newInstance(appId))
                .getApplicationReport();
    }
    //get here if the app is no longer running. Raise a specific
    //exception but init it with the previous failure
    throw new BadClusterStateException(exception, ErrorStrings.E_FINISHED_APPLICATION, appId, state);
}

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From source file:org.apache.slider.server.appmaster.rpc.RpcBinder.java

License:Apache License

/**
 * This loops for a limited period trying to get the Proxy -
 * by doing so it handles AM failover/*from  w ww. j a  v a 2s  . c o m*/
 * @param conf configuration to patch and use
 * @param rmClient client of the resource manager
 * @param application application to work with
 * @param connectTimeout timeout for the whole proxy operation to timeout
 * (milliseconds). Use 0 to indicate "do not attempt to wait" -fail fast.
 * @param rpcTimeout timeout for RPCs to block during communications
 * @return the proxy
 * @throws IOException IO problems
 * @throws YarnException Slider-generated exceptions related to the binding
 * failing. This can include the application finishing or timeouts
 * @throws InterruptedException if a sleep operation waiting for
 * the cluster to respond is interrupted.
 */
@SuppressWarnings("NestedAssignment")
public static SliderClusterProtocol getProxy(final Configuration conf, final ApplicationClientProtocol rmClient,
        ApplicationReport application, final int connectTimeout,

        final int rpcTimeout) throws IOException, YarnException, InterruptedException {
    ApplicationId appId;
    appId = application.getApplicationId();
    Duration timeout = new Duration(connectTimeout);
    timeout.start();
    Exception exception = null;
    YarnApplicationState state = null;
    while (application != null
            && (state = application.getYarnApplicationState()).equals(YarnApplicationState.RUNNING)) {

        try {
            return getProxy(conf, application, rpcTimeout);
        } catch (IOException e) {
            if (connectTimeout <= 0 || timeout.getLimitExceeded()) {
                throw e;
            }
            exception = e;
        } catch (YarnException e) {
            if (connectTimeout <= 0 || timeout.getLimitExceeded()) {
                throw e;
            }
            exception = e;

        }
        //at this point: app failed to work
        log.debug("Could not connect to {}. Waiting for getting the latest AM address...", appId);
        Thread.sleep(1000);
        //or get the app report
        application = rmClient.getApplicationReport(GetApplicationReportRequest.newInstance(appId))
                .getApplicationReport();
    }
    //get here if the app is no longer running. Raise a specific
    //exception but init it with the previous failure
    throw new BadClusterStateException(exception, ErrorStrings.E_FINISHED_APPLICATION, appId, state);
}

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