def __init__(self, cds_url=None):
""" Create a Work Data Service object.
Keyword arguments:
cds_url -- Reconnect to an existing WDS (optional).
"""
# Pilot Data
self.data_units={}
self.pilot_data_services=[]
# Pilot Job
self.compute_units={}
self.pilot_job_services=[]
if cds_url == None:
self.id=self.CDS_ID_PREFIX + str(uuid.uuid1())
application_url = CoordinationAdaptor.get_base_url(pilot.application_id)
self.url = CoordinationAdaptor.add_cds(application_url, self)
else:
self.id = self.__get_cds_id(cds_url)
self.url = cds_url
# Background Thread for scheduling
self.scheduler = Scheduler()
self.cu_queue = Queue.Queue()
self.du_queue = Queue.Queue()
self.stop=threading.Event()
self.scheduler_thread=threading.Thread(target=self._scheduler_thread)
self.scheduler_thread.start()
