def run(gobgpd_addr, routefamily):
channel = implementations.insecure_channel(gobgpd_addr, 50051)
with gobgp_pb2.beta_create_GobgpApi_stub(channel) as stub:
ribs = stub.MonitorBestChanged(gobgp_pb2.Arguments(family=routefamily),
_TIMEOUT_SECONDS)
for rib in ribs:
paths_target = rib.paths
for path_target in paths_target:
nlri = IPAddrPrefix.parser(path_target.nlri)
print "----------------------------"
print (" Rib.prefix : %s" % nlri[0].prefix)
for pattr in path_target.pattrs:
path_attr = _PathAttribute.parser(pattr)
if isinstance(path_attr[0], BGPPathAttributeOrigin):
print (" Rib.origin : %s" % path_attr[0].value)
elif isinstance(path_attr[0], BGPPathAttributeAsPath):
if path_attr[0].type == 2:
print(" Rib.aspath : %s" % path_attr[0].value)
else:
print(" Rib.aspath : ???")
elif isinstance(path_attr[0], BGPPathAttributeMultiExitDisc):
print (" Rib.med : %s" % path_attr[0].value)
elif isinstance(path_attr[0], BGPPathAttributeNextHop):
print (" Rib.nexthop : %s" % path_attr[0].value)
elif isinstance(path_attr[0], BGPPathAttributeCommunities):
for community in path_attr[0].communities:
print(" Rib.community : %s" % community)
print (" Rib.is_withdraw : %s" % path_target.is_withdraw)
def run(gobgpd_addr, vrf_name):
channel = implementations.insecure_channel(gobgpd_addr, 50051)
with gobgp_pb2.beta_create_GobgpApi_stub(channel) as stub:
rib = stub.GetRib(gobgp_pb2.Table(type=Resource_VRF, family=RF_IPv4_UC, name=vrf_name), _TIMEOUT_SECONDS)
destinations_target = rib.destinations
for destination_target in destinations_target:
paths_target = destination_target.paths
for path_target in paths_target:
nlri = LabelledVPNIPAddrPrefix.parser(path_target.nlri)
print (" Rib.prefix : %s" % nlri[0].prefix)
print (" Rib.route_dist : %s" % nlri[0].route_dist)
print (" Rib.label_list : %s" % nlri[0].label_list)
for pattr in path_target.pattrs:
path_attr = _PathAttribute.parser(pattr)
if isinstance(path_attr[0], BGPPathAttributeOrigin):
print (" Rib.origin : %s" % path_attr[0].value)
elif isinstance(path_attr[0], BGPPathAttributeAsPath):
if path_attr[0].type == 2:
print(" Rib.aspath : %s" % path_attr[0].value)
else:
print(" Rib.aspath : ???")
elif isinstance(path_attr[0], BGPPathAttributeMultiExitDisc):
print (" Rib.med : %s" % path_attr[0].value)
elif isinstance(path_attr[0], BGPPathAttributeExtendedCommunities):
for community in path_attr[0].communities:
if isinstance(community, BGPTwoOctetAsSpecificExtendedCommunity):
print(" Rib.community : %s:%s" % ( community.as_number,
community.local_administrator))
else:
print(" Rib.community : ???")
elif isinstance(path_attr[0], BGPPathAttributeMpReachNLRI):
print (" Rib.nexthop : %s" % path_attr[0].next_hop)
print "----------------------------"
def monitor_bestpath_chenged(self, arguments):
ribs = self.g_conn.MonitorBestChanged(api.Arguments(**arguments),
self.monitor_timeout)
for rib in ribs:
for path in rib.paths:
nlri = IPAddrPrefix.parser(path.nlri)
prefix = nlri[0].prefix
log.debug(
'Recv bgp route from gobgp: prefix={0}, withdraw={1}'.
format(prefix, path.is_withdraw))
bgp_path = {
'prefix': prefix,
'metric': 0,
'is_withdraw': path.is_withdraw
}
bgp_pathattr = {
'BGP_uptime': '',
'BGP_iBGP': '',
'BGP_flags': '',
'BGP_internal': '',
'BGP_loc_pref': '0'
}
for pattr in path.pattrs:
path_attr = _PathAttribute.parser(pattr)
if isinstance(path_attr[0], BGPPathAttributeOrigin):
origin = path_attr[0].value
if origin == 0:
bgp_pathattr['BGP_origin'] = 'i'
elif origin == 1:
bgp_pathattr['BGP_origin'] = 'e'
else:
bgp_pathattr['BGP_origin'] = '?'
elif isinstance(path_attr[0], BGPPathAttributeAsPath):
if path_attr[0].type == 2:
bgp_pathattr['BGP_AS_path'] = '{0}'.format(
path_attr[0].value[0][0])
elif isinstance(path_attr[0],
BGPPathAttributeMultiExitDisc):
bgp_path['BGP_MED'] = path_attr[0].value
elif isinstance(path_attr[0], BGPPathAttributeNextHop):
bgp_path['nexthop'] = path_attr[0].value
elif isinstance(path_attr[0], BGPPathAttributeCommunities):
communities = []
for community in path_attr[0].communities:
communities.append(community)
bgp_pathattr['BGP_Community'] = ','.join(communities)
bgp_path['bgp_pathattr'] = bgp_pathattr
self.o_hdr.mod_bgp_path(bgp_path)
def run(gobgpd_addr, routefamily):
channel = implementations.insecure_channel(gobgpd_addr, 50051)
with gobgp_pb2.beta_create_GobgpApi_stub(channel) as stub:
if routefamily:
ribs = stub.MonitorBestChanged(gobgp_pb2.Arguments(family=routefamily), _TIMEOUT_SECONDS)
else:
ribs = stub.MonitorBestChanged(gobgp_pb2.Arguments(), _TIMEOUT_SECONDS)
for rib in ribs:
paths_target = rib.paths
for path_target in paths_target:
for pattr in path_target.pattrs:
path_attr = _PathAttribute.parser(pattr)
if isinstance(path_attr[0], BGPPathAttributeOrigin):
print (" Rib.origin : %s" % path_attr[0].value)
elif isinstance(path_attr[0], BGPPathAttributeAsPath):
if path_attr[0].type == 2:
print(" Rib.aspath : %s" % path_attr[0].value)
else:
print(" Rib.aspath : ???")
elif isinstance(path_attr[0], BGPPathAttributeMultiExitDisc):
print (" Rib.med : %s" % path_attr[0].value)
elif isinstance(path_attr[0], BGPPathAttributeExtendedCommunities):
for community in path_attr[0].communities:
if isinstance(community, BGPTwoOctetAsSpecificExtendedCommunity):
print(" Rib.community : %s:%s" % ( community.as_number,
community.local_administrator))
else:
print(" Rib.community : ???")
elif isinstance(path_attr[0], BGPPathAttributeMpReachNLRI):
print (" Rib.prefix : %s" % path_attr[0].nlri[0].prefix)
print (" Rib.route_dist : %s" % path_attr[0].nlri[0].route_dist)
print (" Rib.label_list : %s" % path_attr[0].nlri[0].label_list)
print (" Rib.nexthop : %s" % path_attr[0].next_hop)
print (" Rib.is_withdraw : %s" % path_target.is_withdraw)
print (" Rib.best : %s" % path_target.best)
print "----------------------------"
