Examples with ReservationListInfo org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.ReservationListInfo used on opensource projects

Example 1 with ReservationListInfo

use of org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.ReservationListInfo in project hadoop by apache.

the class RMWebServices method listReservation.

/**
   * Function to retrieve a list of all the reservations.
   */
@GET
@Path("/reservation/list")
@Produces({ MediaType.APPLICATION_JSON + "; " + JettyUtils.UTF_8, MediaType.APPLICATION_XML + "; " + JettyUtils.UTF_8 })
public Response listReservation(@QueryParam("queue") @DefaultValue("default") String queue, @QueryParam("reservation-id") @DefaultValue("") String reservationId, @QueryParam("start-time") @DefaultValue("0") long startTime, @QueryParam("end-time") @DefaultValue("-1") long endTime, @QueryParam("include-resource-allocations") @DefaultValue("false") boolean includeResourceAllocations, @Context HttpServletRequest hsr) throws Exception {
    init();
    final ReservationListRequest request = ReservationListRequest.newInstance(queue, reservationId, startTime, endTime, includeResourceAllocations);
    UserGroupInformation callerUGI = getCallerUserGroupInformation(hsr, true);
    if (callerUGI == null) {
        throw new AuthorizationException("Unable to obtain user name, " + "user not authenticated");
    }
    if (UserGroupInformation.isSecurityEnabled() && isStaticUser(callerUGI)) {
        String msg = "The default static user cannot carry out this operation.";
        return Response.status(Status.FORBIDDEN).entity(msg).build();
    }
    ReservationListResponse resRespInfo;
    try {
        resRespInfo = callerUGI.doAs(new PrivilegedExceptionAction<ReservationListResponse>() {

            @Override
            public ReservationListResponse run() throws IOException, YarnException {
                return rm.getClientRMService().listReservations(request);
            }
        });
    } catch (UndeclaredThrowableException ue) {
        if (ue.getCause() instanceof YarnException) {
            throw new BadRequestException(ue.getCause().getMessage());
        }
        LOG.info("List reservation request failed", ue);
        throw ue;
    }
    ReservationListInfo resResponse = new ReservationListInfo(resRespInfo, includeResourceAllocations);
    return Response.status(Status.OK).entity(resResponse).build();
}