def is_updatable_extra_capability(self, capability):
reservations = db_utils.get_reservations_by_host_id(
capability['computehost_id'], datetime.datetime.utcnow(),
datetime.date.max)
for r in reservations:
plugin_reservation = db_utils.get_plugin_reservation(
r['resource_type'], r['resource_id'])
requirements_queries = plugins_utils.convert_requirements(
plugin_reservation['resource_properties'])
# TODO(masahito): If all the reservations using the
# extra_capability can be re-allocated it's okay to update
# the extra_capability.
for requirement in requirements_queries:
# A requirement is of the form "key op value" as string
if requirement.split(" ")[0] == capability['capability_name']:
return False
return True
def filter_hosts_by_reservation(self, hosts, start_date, end_date,
excludes):
free = []
non_free = []
for host in hosts:
reservations = db_utils.get_reservations_by_host_id(host['id'],
start_date,
end_date)
if excludes:
reservations = [r for r in reservations
if r['id'] not in excludes]
if reservations == []:
free.append({'host': host, 'reservations': None})
elif not [r for r in reservations
if r['resource_type'] == oshosts.RESOURCE_TYPE]:
non_free.append({'host': host, 'reservations': reservations})
return free, non_free