def get_metering_label(self, context, label_id, fields=None):
try:
metering_label = self._get_by_id(context, MeteringLabel, label_id)
except orm.exc.NoResultFound:
raise metering.MeteringLabelNotFound(label_id=label_id)
return self._make_metering_label_dict(metering_label, fields)
def delete_metering_label(self, context, label_id):
with context.session.begin(subtransactions=True):
try:
label = self._get_by_id(context, MeteringLabel, label_id)
except orm.exc.NoResultFound:
raise metering.MeteringLabelNotFound(label_id=label_id)
context.session.delete(label)
def delete_metering_label(self, context, label_id):
with db_api.context_manager.writer.using(context):
try:
label = self._get_by_id(context, metering_models.MeteringLabel,
label_id)
except orm.exc.NoResultFound:
raise metering.MeteringLabelNotFound(label_id=label_id)
context.session.delete(label)
def create_metering_label_rule(self, context, metering_label_rule):
m = metering_label_rule['metering_label_rule']
try:
with context.session.begin(subtransactions=True):
label_id = m['metering_label_id']
ip_prefix = m['remote_ip_prefix']
direction = m['direction']
excluded = m['excluded']
self._validate_cidr(context, label_id, ip_prefix, direction,
excluded)
metering_db = MeteringLabelRule(id=uuidutils.generate_uuid(),
metering_label_id=label_id,
direction=direction,
excluded=m['excluded'],
remote_ip_prefix=ip_prefix)
context.session.add(metering_db)
except db_exc.DBReferenceError:
raise metering.MeteringLabelNotFound(label_id=label_id)
return self._make_metering_label_rule_dict(metering_db)
def create_metering_label_rule(self, context, metering_label_rule):
m = metering_label_rule['metering_label_rule']
try:
with db_api.context_manager.writer.using(context):
label_id = m['metering_label_id']
ip_prefix = m['remote_ip_prefix']
direction = m['direction']
excluded = m['excluded']
self._validate_cidr(context, label_id, ip_prefix, direction,
excluded)
rule = metering_objs.MeteringLabelRule(
context,
id=uuidutils.generate_uuid(),
metering_label_id=label_id,
direction=direction,
excluded=m['excluded'],
remote_ip_prefix=netaddr.IPNetwork(ip_prefix))
rule.create()
except db_exc.DBReferenceError:
raise metering.MeteringLabelNotFound(label_id=label_id)
return self._make_metering_label_rule_dict(rule)
def delete_metering_label(self, context, label_id):
deleted = metering_objs.MeteringLabel.delete_objects(context,
id=label_id)
if not deleted:
raise metering.MeteringLabelNotFound(label_id=label_id)
def _get_metering_label(self, context, label_id):
metering_label = metering_objs.MeteringLabel.get_object(context,
id=label_id)
if not metering_label:
raise metering.MeteringLabelNotFound(label_id=label_id)
return metering_label
