def delete_qos(self, tenant_id, qos_id):
"""Delete a QoS level"""
LOG.debug(_("delete_qos() called"))
try:
qos_level = cdb.get_qos(tenant_id, qos_id)
except Exception:
raise cexc.QosNotFound(tenant_id=tenant_id, qos_id=qos_id)
return cdb.remove_qos(tenant_id, qos_id)
def get_qos_details(self, tenant_id, qos_id):
"""Get QoS Details"""
LOG.debug(_("get_qos_details() called"))
try:
qos_level = cdb.get_qos(tenant_id, qos_id)
except Exception:
raise cexc.QosNotFound(tenant_id=tenant_id, qos_id=qos_id)
return qos_level
def rename_qos(self, tenant_id, qos_id, new_name):
"""Rename QoS level"""
LOG.debug(_("rename_qos() called"))
try:
qos_level = cdb.get_qos(tenant_id, qos_id)
except Exception:
raise cexc.QosNotFound(tenant_id=tenant_id, qos_id=qos_id)
qos = cdb.update_qos(tenant_id, qos_id, new_name)
return qos
def get_qos(tenant_id, qos_id):
"""Lists the qos given a tenant_id and qos_id"""
LOG.debug(_("get_qos() called"))
session = db.get_session()
try:
qos = (session.query(network_models_v2.QoS).filter_by(
tenant_id=tenant_id).filter_by(qos_id=qos_id).one())
return qos
except exc.NoResultFound:
raise c_exc.QosNotFound(qos_id=qos_id, tenant_id=tenant_id)
def update_qos(tenant_id, qos_id, new_qos_name=None):
"""Updates a qos to tenant association"""
session = db.get_session()
try:
qos = (session.query(network_models_v2.QoS).filter_by(
tenant_id=tenant_id).filter_by(qos_id=qos_id).one())
if new_qos_name:
qos["qos_name"] = new_qos_name
session.merge(qos)
session.flush()
return qos
except exc.NoResultFound:
raise c_exc.QosNotFound(qos_id=qos_id, tenant_id=tenant_id)
