def executeTask(self, jsdl, task):
"""send the request to the application.
return a Deferred, that gets called when the task has finished.
"""
msg = message.ExecuteTask(jsdl, task.id())
self.task_id = task.id()
self.sendMessage(msg.as_xml())
def deny(ticket):
task = ticket.task
TaskManager.getInstance().terminateTask(task, "auction-deny")
if task.is_done():
log.debug("removing task-entry: %s", task.id())
TaskManager.getInstance().removeTask(task)
TicketStore.getInstance().release(ticket)
del ticket.task
def do_ReservationRequest(self, dom_node, *args, **kw):
ticket = TicketStore.getInstance().new()
if ticket is None:
# if no ticket could be generated:
msg = message.Error(errcode.SERVER_BUSY)
else:
task = TaskManager.getInstance().new(ticket.id())
ticket.task = task
msg = message.ReservationResponse(ticket.id(), task.id())
return msg
def do_StatusRequest(self, elem, *args, **kw):
"""Handle status request."""
request = message.MessageBuilder.from_xml(elem.getroottree())
ticket = TicketStore.getInstance().lookup(request.ticket())
status_list = message.StatusList()
try:
if ticket is not None:
task = ticket.task
status_list.add(task.id(), task.state(), ticket.id(), task.getStatusInfo())
# remove the task entry
if task.is_done() and request.removeEntry():
log.debug("removing task-entry: %s", task.id())
TaskManager.getInstance().removeTask(task)
TicketStore.getInstance().release(ticket)
del ticket.task
elif request.ticket() == "all":
log.info("user requested the status of all tasks, remove that functionality")
toberemoved = []
for tid, ticket in TicketStore.getInstance().all().iteritems():
if ticket.task:
task = ticket.task
status_list.add(task.id(), task.state(), ticket.id(), task.getStatusInfo())
# remove the task entry
if task.is_done() and request.removeEntry():
toberemoved.append( (ticket, task) )
for (ticket, task) in toberemoved:
log.debug("removing task-entry: %s", task.id())
TaskManager.getInstance().removeTask(task)
TicketStore.getInstance().release(ticket)
del ticket.task
else:
return message.Error(errcode.TICKET_INVALID, request.ticket())
return status_list
except Exception, e:
log.warn("status request failed %s", e, exc_info=1)
def do_BookingRequest(self, elem, *args, **kw):
# use nearly the same code as for do_ReservationRequest
request = message.MessageBuilder.from_xml(elem.getroottree())
log.debug("==== XenBEEBrokerProtocol::bookingRequest: ")
#return message.BrokerError(request.uuid(), errcode.SERVER_BUSY)
ticket = TicketStore.getInstance().new()
if ticket is None:
# if no ticket could be generated:
msg = message.Error(request.uuid(), errcode.SERVER_BUSY)
else:
#xbedurl = self.factory.daemon.broker_uri
xbedurl = self.factory.daemon.qname
task = TaskManager.getInstance().new(ticket.id())
ticket.task = task
#price = 10*random.random()
price = self.factory.daemon.price
msg = message.AuctionBidResponse(request.uuid(), xbedurl, ticket.id(), task.id(), price)
return msg