def _add_faucet_fib_to_vip(self, vlan, priority, faucet_vip, faucet_vip_host): learn_connected_priority = self.route_priority + faucet_vip.network.prefixlen faucet_mac = vlan.faucet_mac insts = [valve_of.goto_table(self.fib_table)] if self._global_routing(): vlan_mac = valve_packet.int_in_mac(faucet_mac, vlan.vid) insts = [valve_of.apply_actions([ valve_of.set_eth_dst(vlan_mac), valve_of.set_vlan_vid(self.global_vlan.vid)])] + insts ofmsgs = [] ofmsgs.append(self.eth_src_table.flowmod( self.eth_src_table.match(eth_type=self.ETH_TYPE, eth_dst=faucet_mac, vlan=vlan), priority=self.route_priority, inst=insts)) routed_vlans = self._routed_vlans(vlan) if self._global_routing(): vlan = self.global_vlan ofmsgs.append(self.fib_table.flowmod( self._route_match(vlan, faucet_vip_host), priority=priority, inst=[valve_of.goto_table(self.vip_table)])) if self.proactive_learn and not faucet_vip.ip.is_link_local: for routed_vlan in routed_vlans: ofmsgs.append(self.fib_table.flowmod( self._route_match(routed_vlan, faucet_vip), priority=learn_connected_priority, inst=[valve_of.goto_table(self.vip_table)])) ofmsgs.append(self.vip_table.flowcontroller( self.vip_table.match(eth_type=self.ETH_TYPE), priority=priority-1, max_len=self.MAX_LEN)) return ofmsgs
def _nexthop_actions(self, eth_dst, vlan): ofmsgs = [] if self.routers: ofmsgs.append(valve_of.set_vlan_vid(vlan.vid)) ofmsgs.extend([ valve_of.set_eth_src(self.faucet_mac), valve_of.set_eth_dst(eth_dst), valve_of.dec_ip_ttl()]) return ofmsgs
def rewrite_vlan(output_dict): """Implement actions to rewrite VLAN headers.""" vlan_actions = [] if 'pop_vlans' in output_dict: for _ in range(output_dict['pop_vlans']): vlan_actions.append(valve_of.pop_vlan()) # if vlan tag is specified, push it. if 'vlan_vid' in output_dict: vlan_actions.extend(push_vlan(output_dict['vlan_vid'])) # swap existing VID elif 'swap_vid' in output_dict: vlan_actions.append(valve_of.set_vlan_vid(output_dict['swap_vid'])) # or, if a list, push them all (all with type Q). elif 'vlan_vids' in output_dict: for vlan_vid in output_dict['vlan_vids']: vlan_actions.extend(push_vlan(vlan_vid)) return vlan_actions
def _add_faucet_fib_to_vip(self, vlan, priority, faucet_vip, faucet_vip_host): learn_connected_priority = self.route_priority + faucet_vip.network.prefixlen faucet_mac = vlan.faucet_mac insts = [valve_of.goto_table(self.fib_table)] if self._global_routing(): vlan_mac = faucet_mac.split(':')[:4] + [ '%x' % (vlan.vid >> 8), '%x' % (vlan.vid & 0xff) ] vlan_mac = ':'.join(vlan_mac) insts = [ valve_of.apply_actions([ valve_of.set_eth_dst(vlan_mac), valve_of.set_vlan_vid(self.global_vlan.vid) ]) ] + insts ofmsgs = [] ofmsgs.append( self.eth_src_table.flowmod(self.eth_src_table.match( eth_type=self.ETH_TYPE, eth_dst=faucet_mac, vlan=vlan), priority=self.route_priority, inst=insts)) routed_vlans = self._routed_vlans(vlan) if self._global_routing(): vlan = self.global_vlan ofmsgs.append( self.fib_table.flowmod(self._route_match(vlan, faucet_vip_host), priority=priority, inst=[valve_of.goto_table(self.vip_table)])) if self.proactive_learn and faucet_vip.ip not in self.LINK_LOCAL: for routed_vlan in routed_vlans: ofmsgs.append( self.fib_table.flowmod( self._route_match(routed_vlan, faucet_vip), priority=learn_connected_priority, inst=[valve_of.goto_table(self.vip_table)])) ofmsgs.append( self.vip_table.flowcontroller( self.vip_table.match(eth_type=self.ETH_TYPE), priority=priority - 1, max_len=self.MAX_LEN)) return ofmsgs