def add_next_routing(self, next_id, egress_port, smac, dmac):
egress_port_ = stringify(egress_port, 2)
smac_ = mac_to_binary(smac)
dmac_ = mac_to_binary(dmac)
self.add_next_hashed_indirect_action(next_id, "next.routing_hashed",
[("port_num", egress_port_),
("smac", smac_),
("dmac", dmac_)])
def add_l2_ternary_entry(self, eth_dst, eth_dst_mask, mcast_group_id):
mc_group_id_ = stringify(mcast_group_id, 2)
eth_dst_ = mac_to_binary(eth_dst)
eth_dst_mask_ = mac_to_binary(eth_dst_mask)
mk = [self.Ternary("hdr.ethernet.dst_addr", eth_dst_, eth_dst_mask_)]
self.send_request_add_entry_to_action(
"FabricIngress.l2_ternary_table", mk,
"FabricIngress.set_multicast_group", [("gid", mc_group_id_)],
DEFAULT_PRIORITY)
def add_next_hop_L3(self, next_id, egress_port, smac, dmac):
next_id_ = stringify(next_id, 4)
egress_port_ = stringify(egress_port, 2)
smac_ = mac_to_binary(smac)
dmac_ = mac_to_binary(dmac)
self.send_request_add_entry_to_action(
"next.simple", [self.Exact("fabric_metadata.next_id", next_id_)],
"next.l3_routing", [("port_num", egress_port_), ("smac", smac_),
("dmac", dmac_)])
def add_next_hop_mpls_v4(self, next_id, egress_port, smac, dmac, label):
next_id_ = stringify(next_id, 4)
egress_port_ = stringify(egress_port, 2)
smac_ = mac_to_binary(smac)
dmac_ = mac_to_binary(dmac)
label_ = stringify(label, 3)
self.send_request_add_entry_to_action(
"next.simple", [self.Exact("fabric_metadata.next_id", next_id_)],
"next.mpls_routing_v4", [("port_num", egress_port_),
("smac", smac_), ("dmac", dmac_),
("label", label_)])
def add_bridging_entry(self, vlan_id, eth_dstAddr, eth_dstAddr_mask,
next_id):
vlan_id_ = stringify(vlan_id, 2)
eth_dstAddr_ = mac_to_binary(eth_dstAddr)
eth_dstAddr_mask_ = mac_to_binary(eth_dstAddr_mask)
next_id_ = stringify(next_id, 4)
self.send_request_add_entry_to_action("forwarding.bridging", [
self.Exact("hdr.vlan_tag.vlan_id", vlan_id_),
self.Ternary("hdr.ethernet.dst_addr", eth_dstAddr_,
eth_dstAddr_mask_)
], "forwarding.set_next_id", [("next_id", next_id_)], DEFAULT_PRIORITY)
def add_bridging_entry(self, vlan_id, eth_dstAddr, eth_dstAddr_mask,
next_id):
vlan_id_ = stringify(vlan_id, 2)
mk = [self.Exact("vlan_id", vlan_id_)]
if eth_dstAddr is not None:
eth_dstAddr_ = mac_to_binary(eth_dstAddr)
eth_dstAddr_mask_ = mac_to_binary(eth_dstAddr_mask)
mk.append(self.Ternary("eth_dst", eth_dstAddr_, eth_dstAddr_mask_))
next_id_ = stringify(next_id, 4)
self.send_request_add_entry_to_action(
"forwarding.bridging", mk, "forwarding.set_next_id_bridging",
[("next_id", next_id_)], DEFAULT_PRIORITY)
def add_next_routing_group(self, next_id, grp_id, next_hops=None):
actions = []
if next_hops is not None:
for (egress_port, smac, dmac) in next_hops:
egress_port_ = stringify(egress_port, 2)
smac_ = mac_to_binary(smac)
dmac_ = mac_to_binary(dmac)
actions.append([
"next.routing_hashed",
[("port_num", egress_port_), ("smac", smac_), ("dmac", dmac_)]
])
self.add_next_hashed_group_action(next_id, grp_id, actions)
def set_forwarding_type(self, ingress_port, eth_dstAddr, ethertype=ETH_TYPE_IPV4,
fwd_type=FORWARDING_TYPE_UNICAST_IPV4):
ingress_port_ = stringify(ingress_port, 2)
eth_dstAddr_ = mac_to_binary(eth_dstAddr)
eth_mask_ = mac_to_binary(MAC_MASK)
ethertype_ = stringify(ethertype, 2)
fwd_type_ = stringify(fwd_type, 1)
self.send_request_add_entry_to_action(
"filtering.fwd_classifier",
[self.Exact("ig_port", ingress_port_),
self.Ternary("eth_dst", eth_dstAddr_, eth_mask_),
self.Exact("eth_type", ethertype_)],
"filtering.set_forwarding_type", [("fwd_type", fwd_type_)],
priority=DEFAULT_PRIORITY)
def add_ndp_reply_entry(self, target_addr, target_mac):
target_addr = inet_pton(socket.AF_INET6, target_addr)
target_mac = mac_to_binary(target_mac)
mk = [self.Exact("hdr.ndp.target_addr", target_addr)]
self.send_request_add_entry_to_action(
"FabricIngress.ndp_reply", mk, "FabricIngress.ndp_advertisement",
[("router_mac", target_mac)])
def add_l3_ecmp_entry(self, dstAddr, prefix_len, next_hop_macs):
members = []
for mac in next_hop_macs:
mac_ = mac_to_binary(mac)
members.append(("FabricIngress.set_l2_next_hop", [("dmac", mac_)]))
grp_id = self.get_next_grp_id()
self.add_l3_group_with_members(grp_id, members)
self.add_l3_entry(dstAddr, prefix_len, grp_id)
def add_l2_exact_entry(self, eth_dst, out_port):
out_port_ = stringify(out_port, 2)
eth_dst_ = mac_to_binary(eth_dst)
mk = [self.Exact("hdr.ethernet.dst_addr", eth_dst_)]
self.send_request_add_entry_to_action("FabricIngress.l2_exact_table",
mk,
"FabricIngress.set_output_port",
[("port_num", out_port_)])
def add_next_hop_L3_group(self, next_id, grp_id, next_hops=None):
next_id_ = stringify(next_id, 4)
if next_hops is not None:
for mbr_id, params in next_hops.items():
egress_port, smac, dmac = params
egress_port_ = stringify(egress_port, 2)
smac_ = mac_to_binary(smac)
dmac_ = mac_to_binary(dmac)
self.send_request_add_member(
"next.ecmp_selector", mbr_id, "next.l3_routing_hashed",
[("port_num", egress_port_), ("smac", smac_), ("dmac", dmac_)])
self.send_request_add_group("next.ecmp_selector", grp_id,
grp_size=32, mbr_ids=next_hops.keys())
self.send_request_add_entry_to_group(
"next.hashed",
[self.Exact("fabric_metadata.next_id", next_id_)],
grp_id)
def set_forwarding_type(self, ingress_port, eth_dstAddr, ethertype=0x800,
fwd_type=FORWARDING_TYPE_UNICAST_IPV4):
ingress_port_ = stringify(ingress_port, 2)
eth_dstAddr_ = mac_to_binary(eth_dstAddr)
ethertype_ = stringify(ethertype, 2)
fwd_type_ = stringify(fwd_type, 1)
self.send_request_add_entry_to_action(
"filtering.fwd_classifier",
[self.Exact("standard_metadata.ingress_port", ingress_port_),
self.Exact("hdr.ethernet.dst_addr", eth_dstAddr_),
self.Exact("fabric_metadata.original_ether_type", ethertype_)],
"filtering.set_forwarding_type", [("fwd_type", fwd_type_)])
def add_l2_my_station_entry(self, eth_dst):
eth_dst_ = mac_to_binary(eth_dst)
mk = [self.Exact("hdr.ethernet.dst_addr", eth_dst_)]
self.send_request_add_entry_to_action("FabricIngress.l2_my_station",
mk, "NoAction", [])
