Examples with UserRequestException com.linkedin.kafka.cruisecontrol.servlet.UserRequestException used on opensource projects

Example 6 with UserRequestException

use of com.linkedin.kafka.cruisecontrol.servlet.UserRequestException in project cruise-control by linkedin.

the class ParameterUtils method entries.

/**
 * Get the specified value for the {@link #ENTRIES_PARAM} parameter.
 *
 * @param request HTTP request received by Cruise Control.
 * @return The specified value for the {@link #ENTRIES_PARAM} parameter, or {@link Integer#MAX_VALUE} if the
 * parameter is missing.
 */
public static int entries(HttpServletRequest request) {
    String parameterString = caseSensitiveParameterName(request.getParameterMap(), ENTRIES_PARAM);
    int entries = parameterString == null ? Integer.MAX_VALUE : Integer.parseInt(request.getParameter(parameterString));
    if (entries <= 0) {
        throw new UserRequestException("The requested entries must be positive (Requested: " + entries + ").");
    }
    return entries;
}

Example 7 with UserRequestException

use of com.linkedin.kafka.cruisecontrol.servlet.UserRequestException in project cruise-control by linkedin.

the class ParameterUtils method concurrencyTypes.

private static Set<ConcurrencyType> concurrencyTypes(HttpServletRequest request, boolean isEnable) throws UnsupportedEncodingException {
    Set<String> concurrencyForStringSet = parseParamToStringSet(request, isEnable ? ENABLE_CONCURRENCY_ADJUSTER_FOR_PARAM : DISABLE_CONCURRENCY_ADJUSTER_FOR_PARAM);
    Set<ConcurrencyType> concurrencyTypes = new HashSet<>();
    try {
        for (String concurrencyForString : concurrencyForStringSet) {
            concurrencyTypes.add(ConcurrencyType.valueOf(concurrencyForString.toUpperCase()));
        }
    } catch (IllegalArgumentException iae) {
        throw new UserRequestException(String.format("Unsupported concurrency types in %s. Supported: %s", concurrencyForStringSet, ConcurrencyType.cachedValues()));
    }
    return Collections.unmodifiableSet(concurrencyTypes);
}

Example 8 with UserRequestException

use of com.linkedin.kafka.cruisecontrol.servlet.UserRequestException in project cruise-control by linkedin.

the class Purgatory method submit.

/**
 * Ensure that:
 * <ul>
 *   <li>A request with the given review id exists in the purgatory.</li>
 *   <li>The request with the given review id matches the given request.</li>
 *   <li>The request with the given review id is approved in the purgatory.</li>
 * </ul>
 *
 * Then mark the review status as submitted.
 *
 * @param reviewId The review id for which the corresponding request is requested to be submitted.
 * @param request The request to submit.
 * @return Submitted request info.
 */
public synchronized RequestInfo submit(int reviewId, HttpServletRequest request) {
    RequestInfo requestInfo = _requestInfoById.get(reviewId);
    // 1. Ensure that a request with the given review id exists in the purgatory.
    if (requestInfo == null) {
        throw new UserRequestException(String.format("No request with review id %d exists in purgatory. Please use %s endpoint to check for the " + "current requests awaiting review in purgatory.", reviewId, REVIEW));
    }
    // 2. Ensure that the request with the given review id matches the given request.
    CruiseControlEndPoint endpoint = ParameterUtils.endPoint(request);
    if (requestInfo.endPoint() != endpoint) {
        throw new UserRequestException(String.format("Request with review id %d is associated with %s endpoint, but the given request has %s endpoint." + "Please use %s endpoint to check for the current requests awaiting review in purgatory.", reviewId, requestInfo.endPoint(), endpoint, REVIEW));
    }
    if (requestInfo.status() == ReviewStatus.SUBMITTED) {
        LOG.info("Request {} has already been submitted (review: {}).", requestInfo.endpointWithParams(), reviewId);
        requestInfo.setAccessToAlreadySubmittedRequest();
    } else {
        // 3. Ensure that the request with the given review id is approved in the purgatory, and mark the status as submitted.
        requestInfo.submitReview(reviewId);
        LOG.info("Submitted request {} for execution (review: {}).", requestInfo.endpointWithParams(), reviewId);
    }
    return requestInfo;
}

Example 9 with UserRequestException

use of com.linkedin.kafka.cruisecontrol.servlet.UserRequestException in project cruise-control by linkedin.

the class ParameterUtils method concurrentMovements.

/**
 * Get the execution concurrency requirement dynamically set from the Http request.
 * Based on value of isInterBrokerPartitionMovement and isIntraBrokerPartitionMovement, different type of concurrency
 * requirement is set. The mapping is as follows.
 * <ul>
 *   <li>{false, false} -> leader movement concurrency requirement</li>
 *   <li>{true , false} -> per-broker inter-broker partition movement concurrency requirement</li>
 *   <li>{false, true}  -> intra-broker partition movement concurrency requirement</li>
 *   <li>{true , true}  -> not defined</li>
 * </ul>
 *
 * @param request                        The Http request.
 * @param isInterBrokerPartitionMovement {@code true} if inter-broker partition movement per broker.
 * @param isIntraBrokerPartitionMovement {@code true} if intra-broker partition movement.
 * @return The execution concurrency requirement dynamically set from the Http request.
 */
static Integer concurrentMovements(HttpServletRequest request, boolean isInterBrokerPartitionMovement, boolean isIntraBrokerPartitionMovement) {
    String parameter = isInterBrokerPartitionMovement ? CONCURRENT_PARTITION_MOVEMENTS_PER_BROKER_PARAM : isIntraBrokerPartitionMovement ? CONCURRENT_INTRA_BROKER_PARTITION_MOVEMENTS_PARAM : CONCURRENT_LEADER_MOVEMENTS_PARAM;
    String parameterString = caseSensitiveParameterName(request.getParameterMap(), parameter);
    if (parameterString == null) {
        return null;
    }
    int concurrentMovementsPerBroker = Integer.parseInt(request.getParameter(parameterString));
    if (concurrentMovementsPerBroker <= 0) {
        throw new UserRequestException("The requested movement concurrency must be positive (Requested: " + concurrentMovementsPerBroker + ").");
    }
    return concurrentMovementsPerBroker;
}

Example 10 with UserRequestException

use of com.linkedin.kafka.cruisecontrol.servlet.UserRequestException in project cruise-control by linkedin.

the class ParameterUtils method partitionCount.

/**
 * Get the {@link #PARTITION_COUNT} from the request.
 *
 * Default: {@link ProvisionRecommendation#DEFAULT_OPTIONAL_INT}
 * @param request Http servlet request.
 * @return The value of {@link #PARTITION_COUNT} parameter.
 * @throws UserRequestException if the targeted partition count is not a positive integer.
 */
static int partitionCount(HttpServletRequest request) {
    String parameterString = caseSensitiveParameterName(request.getParameterMap(), PARTITION_COUNT);
    if (parameterString == null) {
        return ProvisionRecommendation.DEFAULT_OPTIONAL_INT;
    }
    int targetPartitionCount = Integer.parseInt(request.getParameter(parameterString));
    if (targetPartitionCount <= 0) {
        throw new UserRequestException("The requested targeted partition count must be positive (Requested: " + targetPartitionCount + ").");
    }
    return targetPartitionCount;
}