def build_acl_entry(rule_conf, acl_allow_inst, port_num=None, vlan_vid=None):
acl_inst = []
match_dict = {}
for attrib, attrib_value in list(rule_conf.items()):
if attrib.startswith('_') and attrib.endswith('_'):
continue
if attrib == 'in_port':
continue
if attrib == 'actions':
allow = False
allow_specified = False
if 'allow' in attrib_value:
allow_specified = True
if attrib_value['allow'] == 1:
allow = True
if 'mirror' in attrib_value:
port_no = attrib_value['mirror']
acl_inst.append(
valve_of.apply_actions([valve_of.output_port(port_no)]))
if not allow_specified:
allow = True
if 'output' in attrib_value:
output_dict = attrib_value['output']
output_actions = []
output_port = None
if 'port' in output_dict:
output_port = output_dict['port']
# if destination rewriting selected, rewrite it.
if 'dl_dst' in output_dict:
output_actions.append(
valve_of.set_eth_dst(output_dict['dl_dst']))
# rewrite any VLAN headers.
vlan_actions = rewrite_vlan(output_dict)
if vlan_actions:
output_actions.extend(vlan_actions)
# output to a port if specified.
if output_port is not None:
output_actions.append(valve_of.output_port(output_port))
acl_inst.append(valve_of.apply_actions(output_actions))
# if port specified, output packet now and exit pipeline.
if output_port is not None:
continue
if allow:
acl_inst.append(acl_allow_inst)
else:
match_dict[attrib] = attrib_value
if port_num is not None:
match_dict['in_port'] = port_num
if vlan_vid is not None:
match_dict['vlan_vid'] = valve_of.vid_present(vlan_vid)
acl_match = valve_of.match_from_dict(match_dict)
return acl_match, acl_inst
def build_acl_entry(rule_conf,
acl_allow_inst,
meters,
port_num=None,
vlan_vid=None):
acl_inst = []
match_dict = {}
ofmsgs = []
for attrib, attrib_value in list(rule_conf.items()):
if attrib == 'in_port':
continue
if attrib == 'actions':
allow = False
allow_specified = False
if 'allow' in attrib_value:
allow_specified = True
if attrib_value['allow'] == 1:
allow = True
if 'meter' in attrib_value:
meter_name = attrib_value['meter']
acl_inst.append(
valve_of.apply_meter(meters[meter_name].meter_id))
if 'mirror' in attrib_value:
port_no = attrib_value['mirror']
acl_inst.append(
valve_of.apply_actions([valve_of.output_port(port_no)]))
if not allow_specified:
allow = True
if 'output' in attrib_value:
output_port, output_actions, output_ofmsgs = build_output_actions(
attrib_value['output'])
acl_inst.append(valve_of.apply_actions(output_actions))
ofmsgs.extend(output_ofmsgs)
# if port specified, output packet now and exit pipeline.
if output_port is not None:
continue
if allow:
acl_inst.append(acl_allow_inst)
else:
match_dict[attrib] = attrib_value
if port_num is not None:
match_dict['in_port'] = port_num
if vlan_vid is not None:
match_dict['vlan_vid'] = valve_of.vid_present(vlan_vid)
acl_match = valve_of.match_from_dict(match_dict)
return (acl_match, acl_inst, ofmsgs)
def build_acl_entry(rule_conf, acl_allow_inst, port_num=None, vlan_vid=None):
acl_inst = []
match_dict = {}
for attrib, attrib_value in rule_conf.items():
if attrib == 'in_port':
continue
if attrib == 'actions':
allow = False
allow_specified = False
if 'allow' in attrib_value:
allow_specified = True
if attrib_value['allow'] == 1:
allow = True
if 'mirror' in attrib_value:
port_no = attrib_value['mirror']
acl_inst.append(
valve_of.apply_actions([valve_of.output_port(port_no)]))
if not allow_specified:
allow = True
# if output selected, output packet now and exit pipeline.
if 'output' in attrib_value:
output_dict = attrib_value['output']
output_actions = []
# if destination rewriting selected, rewrite it.
if 'dl_dst' in output_dict:
output_actions.append(
valve_of.set_eth_dst(output_dict['dl_dst']))
# if vlan tag is specified, push it.
if 'vlan_vid' in output_dict:
output_actions.extend(
valve_of.push_vlan_act(output_dict['vlan_vid']))
# output to port
port_no = output_dict['port']
output_actions.append(valve_of.output_port(port_no))
acl_inst.append(valve_of.apply_actions(output_actions))
continue
if allow:
acl_inst.append(acl_allow_inst)
else:
match_dict[attrib] = attrib_value
if port_num is not None:
match_dict['in_port'] = port_num
if vlan_vid is not None:
match_dict['vlan_vid'] = valve_of.vid_present(vlan_vid)
acl_match = valve_of.match_from_dict(match_dict)
return acl_match, acl_inst
def build_acl_entry(rule_conf, acl_allow_inst, port_num=None, vlan_vid=None):
acl_inst = []
match_dict = {}
for attrib, attrib_value in rule_conf.iteritems():
if attrib == 'in_port':
continue
if attrib == 'actions':
allow = False
allow_specified = False
if 'allow' in attrib_value:
allow_specified = True
if attrib_value['allow'] == 1:
allow = True
if 'mirror' in attrib_value:
port_no = attrib_value['mirror']
acl_inst.append(
valve_of.apply_actions([valve_of.output_port(port_no)]))
if not allow_specified:
allow = True
# if output selected, output packet now and exit pipeline.
if 'output' in attrib_value:
output_dict = attrib_value['output']
output_actions = []
# if destination rewriting selected, rewrite it.
if 'dl_dst' in output_dict:
output_actions.append(
valve_of.set_eth_dst(output_dict['dl_dst']))
# if vlan tag is specified, push it.
if 'vlan_vid' in output_dict:
output_actions.extend(
valve_of.push_vlan_act(output_dict['vlan_vid']))
# output to port
port_no = output_dict['port']
output_actions.append(valve_of.output_port(port_no))
acl_inst.append(valve_of.apply_actions(output_actions))
continue
if allow:
acl_inst.append(acl_allow_inst)
else:
match_dict[attrib] = attrib_value
if port_num is not None:
match_dict['in_port'] = port_num
if vlan_vid is not None:
match_dict['vlan_vid'] = valve_of.vid_present(vlan_vid)
acl_match = valve_of.match_from_dict(match_dict)
return acl_match, acl_inst
class AnyVlan(object):
"""Wildcard VLAN."""
vid = valve_of.vid_present(0)
