def update_data(self):
"""
Update redis (caches config)
Pulls the table references for each interface.
"""
self.route_dest_map = {}
self.route_dest_list = []
## The nexthop for loopbacks should be all zero
for loip in self.loips:
sub_id = ip2byte_tuple(loip) + (255, 255, 255,
255) + (self.tos, ) + (0, 0, 0, 0)
self.route_dest_list.append(sub_id)
self.route_dest_map[sub_id] = self.loips[loip].packed
# Get list of front end asic namespaces for multi-asic platform.
# This list will be empty for single asic platform.
front_ns = multi_asic.get_all_namespaces()['front_ns']
ipnstr = "0.0.0.0/0"
ipn = ipaddress.ip_network(ipnstr)
route_str = "ROUTE_TABLE:0.0.0.0/0"
for db_conn in Namespace.get_non_host_dbs(self.db_conn):
# For multi-asic platform, proceed to get routes only for
# front end namespaces.
# For single-asic platform, front_ns will be empty list.
if front_ns and db_conn.namespace not in front_ns:
continue
port_table = multi_asic.get_port_table_for_asic(db_conn.namespace)
ent = db_conn.get_all(mibs.APPL_DB, route_str, blocking=False)
if ent is None:
continue
nexthops = ent["nexthop"]
ifnames = ent["ifname"]
for nh, ifn in zip(nexthops.split(','), ifnames.split(',')):
## Ignore non front panel interfaces
## TODO: non front panel interfaces should not be in APPL_DB at very beginning
## This is to workaround the bug in current sonic-swss implementation
if ifn == "eth0" or ifn == "lo" or ifn == "docker0":
continue
# Ignore internal asic routes
if multi_asic.is_port_channel_internal(ifn, db_conn.namespace):
continue
if (ifn in port_table
and multi_asic.PORT_ROLE in port_table[ifn]
and port_table[ifn][multi_asic.PORT_ROLE]
== multi_asic.INTERNAL_PORT):
continue
sub_id = ip2byte_tuple(ipn.network_address) + ip2byte_tuple(
ipn.netmask) + (self.tos, ) + ip2byte_tuple(nh)
self.route_dest_list.append(sub_id)
self.route_dest_map[sub_id] = ipn.network_address.packed
self.route_dest_list.sort()
def reinit_data(self):
"""
Subclass update interface information
"""
self.if_name_map, \
self.if_alias_map, \
self.if_id_map, \
self.oid_name_map = Namespace.get_sync_d_from_all_namespace(mibs.init_sync_d_interface_tables, self.db_conn)
for sai_id_key in self.if_id_map:
namespace, sai_id = mibs.split_sai_id_key(sai_id_key)
if_idx = mibs.get_index_from_str(self.if_id_map[sai_id_key])
self.port_index_namespace[if_idx] = namespace
self.port_queues_map, self.queue_stat_map, self.port_queue_list_map = \
Namespace.get_sync_d_from_all_namespace(mibs.init_sync_d_queue_tables, self.db_conn)
for db_conn in Namespace.get_non_host_dbs(self.db_conn):
self.queue_type_map[db_conn.namespace] = db_conn.get_all(mibs.COUNTERS_DB, "COUNTERS_QUEUE_TYPE_MAP", blocking=False)
