Examples with NamedQueueRecorder org.apache.hadoop.hbase.namequeues.NamedQueueRecorder used on opensource projects

Example 1 with NamedQueueRecorder

use of org.apache.hadoop.hbase.namequeues.NamedQueueRecorder in project hbase by apache.

the class HBaseRpcServicesBase method getLogEntries.

@Override
@QosPriority(priority = HConstants.ADMIN_QOS)
public HBaseProtos.LogEntry getLogEntries(RpcController controller, HBaseProtos.LogRequest request) throws ServiceException {
    try {
        final String logClassName = request.getLogClassName();
        Class<?> logClass = Class.forName(logClassName).asSubclass(Message.class);
        Method method = logClass.getMethod("parseFrom", ByteString.class);
        if (logClassName.contains("SlowLogResponseRequest")) {
            SlowLogResponseRequest slowLogResponseRequest = (SlowLogResponseRequest) method.invoke(null, request.getLogMessage());
            final NamedQueueRecorder namedQueueRecorder = this.server.getNamedQueueRecorder();
            final List<SlowLogPayload> slowLogPayloads = getSlowLogPayloads(slowLogResponseRequest, namedQueueRecorder);
            SlowLogResponses slowLogResponses = SlowLogResponses.newBuilder().addAllSlowLogPayloads(slowLogPayloads).build();
            return HBaseProtos.LogEntry.newBuilder().setLogClassName(slowLogResponses.getClass().getName()).setLogMessage(slowLogResponses.toByteString()).build();
        }
    } catch (ClassNotFoundException | NoSuchMethodException | IllegalAccessException | InvocationTargetException e) {
        LOG.error("Error while retrieving log entries.", e);
        throw new ServiceException(e);
    }
    throw new ServiceException("Invalid request params");
}

Example 2 with NamedQueueRecorder

use of org.apache.hadoop.hbase.namequeues.NamedQueueRecorder in project hbase by apache.

the class HBaseRpcServicesBase method clearSlowLogsResponses.

@Override
@QosPriority(priority = HConstants.ADMIN_QOS)
public ClearSlowLogResponses clearSlowLogsResponses(final RpcController controller, final ClearSlowLogResponseRequest request) throws ServiceException {
    try {
        requirePermission("clearSlowLogsResponses", Permission.Action.ADMIN);
    } catch (IOException e) {
        throw new ServiceException(e);
    }
    final NamedQueueRecorder namedQueueRecorder = this.server.getNamedQueueRecorder();
    boolean slowLogsCleaned = Optional.ofNullable(namedQueueRecorder).map(queueRecorder -> queueRecorder.clearNamedQueue(NamedQueuePayload.NamedQueueEvent.SLOW_LOG)).orElse(false);
    ClearSlowLogResponses clearSlowLogResponses = ClearSlowLogResponses.newBuilder().setIsCleaned(slowLogsCleaned).build();
    return clearSlowLogResponses;
}

Example 3 with NamedQueueRecorder

use of org.apache.hadoop.hbase.namequeues.NamedQueueRecorder in project hbase by apache.

the class MasterRpcServices method getBalancerDecisions.

private MasterProtos.BalancerDecisionsResponse getBalancerDecisions(MasterProtos.BalancerDecisionsRequest request) {
    final NamedQueueRecorder namedQueueRecorder = this.server.getNamedQueueRecorder();
    if (namedQueueRecorder == null) {
        return MasterProtos.BalancerDecisionsResponse.newBuilder().addAllBalancerDecision(Collections.emptyList()).build();
    }
    final NamedQueueGetRequest namedQueueGetRequest = new NamedQueueGetRequest();
    namedQueueGetRequest.setNamedQueueEvent(BalancerDecisionDetails.BALANCER_DECISION_EVENT);
    namedQueueGetRequest.setBalancerDecisionsRequest(request);
    NamedQueueGetResponse namedQueueGetResponse = namedQueueRecorder.getNamedQueueRecords(namedQueueGetRequest);
    List<RecentLogs.BalancerDecision> balancerDecisions = namedQueueGetResponse != null ? namedQueueGetResponse.getBalancerDecisions() : Collections.emptyList();
    return MasterProtos.BalancerDecisionsResponse.newBuilder().addAllBalancerDecision(balancerDecisions).build();
}

Example 4 with NamedQueueRecorder

use of org.apache.hadoop.hbase.namequeues.NamedQueueRecorder in project hbase by apache.

the class MasterRpcServices method getBalancerRejections.

private MasterProtos.BalancerRejectionsResponse getBalancerRejections(MasterProtos.BalancerRejectionsRequest request) {
    final NamedQueueRecorder namedQueueRecorder = this.server.getNamedQueueRecorder();
    if (namedQueueRecorder == null) {
        return MasterProtos.BalancerRejectionsResponse.newBuilder().addAllBalancerRejection(Collections.emptyList()).build();
    }
    final NamedQueueGetRequest namedQueueGetRequest = new NamedQueueGetRequest();
    namedQueueGetRequest.setNamedQueueEvent(BalancerRejectionDetails.BALANCER_REJECTION_EVENT);
    namedQueueGetRequest.setBalancerRejectionsRequest(request);
    NamedQueueGetResponse namedQueueGetResponse = namedQueueRecorder.getNamedQueueRecords(namedQueueGetRequest);
    List<RecentLogs.BalancerRejection> balancerRejections = namedQueueGetResponse != null ? namedQueueGetResponse.getBalancerRejections() : Collections.emptyList();
    return MasterProtos.BalancerRejectionsResponse.newBuilder().addAllBalancerRejection(balancerRejections).build();
}