def process_update_network(self, context, data, result):
"""Implementation of abstract method from ExtensionDriver class."""
LOG.debug("RK: process_update_network(). data: %s" , data)
net_id = result.get('id')
net_min_attr = data.get(rk_const.RK_MIN_RATE)
net_max_attr = data.get(rk_const.RK_MAX_RATE)
LOG.debug("RK: update_network: %s and %s", net_min_attr, net_max_attr)
if attributes.is_attr_set(net_min_attr) and \
attributes.is_attr_set(net_max_attr):
with context.session.begin(subtransactions=True):
try:
res = rk_db.get_vnet_profile(net_id, context.session)
if res:
rk_db.update_vnet_rate_limit(net_id, net_min_attr, net_max_attr, context.session)
else:
# Network not found and can't be updated. Create instead
try:
rk_db.create_vnet_record(net_id, net_min_attr, net_max_attr, context.session)
except Exception as e:
LOG.error(_LE("RK: update_network: error %s" % e))
raise ml2_exc.MechanismDriverError()
LOG.debug("RK: update_network: res: %s", res)
except Exception as a:
LOG.error(_LE("RK: update_network: error %s" % a))
raise ml2_exc.MechanismDriverError()
def extend_network_dict(self, session, model, result):
"""Implementation of abstract method from ExtensionDriver class."""
LOG.debug("RK: extend_network_dict(). result: %s", result)
net_id = result.get('id')
with session.begin(subtransactions=True):
try:
res = rk_db.get_vnet_profile(net_id, session)
result[rk_const.RK_MIN_RATE] = res.min_rate
result[rk_const.RK_MAX_RATE] = res.max_rate
except Exception as e:
# Do nothing if the net is not found.
LOG.debug(_LE("RK: do nothing... net not found: %s" % e))
def process_create_port(self, context, data, result):
"""Implementation of abstract method from ExtensionDriver class."""
LOG.debug("RK: process_create_port(). data: %s", data)
port_id = result.get('id')
port_min_attr = data.get(rk_const.RK_MIN_RATE)
port_max_attr = data.get(rk_const.RK_MAX_RATE)
if not attributes.is_attr_set(port_min_attr) or \
not attributes.is_attr_set(port_max_attr):
# check network defaults
network_id = result.get('network_id')
with context.session.begin(subtransactions=True):
try:
LOG.debug("RK: no limits on port... look for network_id: %s", network_id)
res = rk_db.get_vnet_profile(network_id, context.session)
net_min_attr, net_max_attr = res.min_rate, res.max_rate
if not attributes.is_attr_set(port_min_attr):
port_min_attr = net_min_attr
if not attributes.is_attr_set(port_max_attr):
port_max_attr = net_max_attr
port_min_attr, port_max_attr = self._validate_rates(
port_min_attr, port_max_attr)
except Exception as e:
# Do nothing if the port is not found.
LOG.debug("RK: do nothing... port not found: %s" % e)
return
LOG.debug("RK: port_min_attr %s, port_max_attr %s", port_min_attr, port_max_attr)
with context.session.begin(subtransactions=True):
try:
network_id = -1
rk_db.create_vif_record(port_id, network_id, port_min_attr,
port_max_attr, context.session)
except Exception as e:
LOG.error(_LE("RK: error %s" % e))
raise ml2_exc.MechanismDriverError()
result[rk_const.RK_MIN_RATE] = port_min_attr
result[rk_const.RK_MAX_RATE] = port_max_attr