def reconfigure(self, service_id, workers):
"""Reconfigure a service registered in ServiceManager
:param service_id: the service id
:type service_id: uuid.uuid4
:param workers: number of processes/workers for this service
:type workers: int
:raises: ValueError
"""
try:
sc = self._services[service_id]
except KeyError:
raise ValueError("%s service id doesn't exists" % service_id)
else:
_utils.check_workers(workers, minimum=(1 - sc.workers))
sc.workers = workers
# Reset forktimes to respawn services quickly
self._forktimes = []
def add(self, service, workers=1, args=None, kwargs=None):
"""Add a new service to the ServiceManager
:param service: callable that return an instance of :py:class:`Service`
:type service: callable
:param workers: number of processes/workers for this service
:type workers: int
:param args: additional positional arguments for this service
:type args: tuple
:param kwargs: additional keywoard arguments for this service
:type kwargs: dict
:return: a service id
:rtype: uuid.uuid4
"""
_utils.check_callable(service, 'service')
_utils.check_workers(workers, 1)
service_id = uuid.uuid4()
self._services[service_id] = _service.ServiceConfig(
service_id, service, workers, args, kwargs)
return service_id
