def negotiated_afs(self):
local_caps = self.sent_open_msg.opt_param
remote_caps = self.recv_open_msg.opt_param
local_mbgp_cap = [
cap for cap in local_caps if cap.cap_code == BGP_CAP_MULTIPROTOCOL
]
remote_mbgp_cap = [
cap for cap in remote_caps if cap.cap_code == BGP_CAP_MULTIPROTOCOL
]
# Check MP_BGP capabilities were advertised.
if local_mbgp_cap and remote_mbgp_cap:
local_families = set([(peer_cap.afi, peer_cap.safi)
for peer_cap in local_mbgp_cap])
remote_families = set([(peer_cap.afi, peer_cap.safi)
for peer_cap in remote_mbgp_cap])
afi_safi = local_families.intersection(remote_families)
else:
afi_safi = set()
afs = []
for afi, safi in afi_safi:
afs.append(get_rf(afi, safi))
return afs
def negotiated_afs(self):
local_caps = self.sent_open_msg.opt_param
remote_caps = self.recv_open_msg.opt_param
local_mbgp_cap = [cap for cap in local_caps
if cap.cap_code == BGP_CAP_MULTIPROTOCOL]
remote_mbgp_cap = [cap for cap in remote_caps
if cap.cap_code == BGP_CAP_MULTIPROTOCOL]
# Check MP_BGP capabilities were advertised.
if local_mbgp_cap and remote_mbgp_cap:
local_families = set([
(peer_cap.afi, peer_cap.safi)
for peer_cap in local_mbgp_cap
])
remote_families = set([
(peer_cap.afi, peer_cap.safi)
for peer_cap in remote_mbgp_cap
])
afi_safi = local_families.intersection(remote_families)
else:
afi_safi = set()
afs = []
for afi, safi in afi_safi:
afs.append(get_rf(afi, safi))
return afs