import unittest
import os
-from socket import AF_INET, AF_INET6, inet_pton
-from framework import tag_fixme_vpp_workers, tag_fixme_ubuntu2204, tag_fixme_debian11
-from framework import VppTestCase, VppTestRunner
+from framework import VppTestCase
+from asfframework import VppTestRunner, tag_fixme_vpp_workers, tag_fixme_ubuntu2204
from vpp_neighbor import VppNeighbor, find_nbr
from vpp_ip_route import (
VppIpRoute,
from vpp_ip import VppIpPuntRedirect
from vpp_sub_interface import VppDot1ADSubint
-import scapy.compat
from scapy.packet import Raw
from scapy.layers.l2 import Ether, ARP, Dot1Q
from scapy.layers.inet import IP, UDP, TCP
#
# add a local address in the same subnet
- # the source addresses are equivalent. VPP happens to
- # choose the last one that was added
+ # the source addresses are equivalent.
+ # VPP leaves the glean address being used for a prefix
+ # in place until that address is deleted.
+ #
conn3 = VppIpInterfaceAddress(self, self.pg1, "10.0.1.2", 24).add_vpp_config()
rxs = self.send_and_expect(self.pg0, [p2], self.pg1)
for rx in rxs:
- self.verify_arp_req(rx, self.pg1.local_mac, "10.0.1.2", "10.0.1.128")
+ self.verify_arp_req(rx, self.pg1.local_mac, "10.0.1.1", "10.0.1.128")
#
- # remove
+ # remove first address, which is currently in use
+ # the second address should be used now
#
- conn3.remove_vpp_config()
+ conn2.remove_vpp_config()
rxs = self.send_and_expect(self.pg0, [p2], self.pg1)
for rx in rxs:
- self.verify_arp_req(rx, self.pg1.local_mac, "10.0.1.1", "10.0.1.128")
+ self.verify_arp_req(rx, self.pg1.local_mac, "10.0.1.2", "10.0.1.128")
#
- # add back, this time remove the first one
+ # add first address back. Second address should continue
+ # being used.
#
- conn3 = VppIpInterfaceAddress(self, self.pg1, "10.0.1.2", 24).add_vpp_config()
-
+ conn2 = VppIpInterfaceAddress(self, self.pg1, "10.0.1.1", 24).add_vpp_config()
rxs = self.send_and_expect(self.pg0, [p2], self.pg1)
for rx in rxs:
self.verify_arp_req(rx, self.pg1.local_mac, "10.0.1.2", "10.0.1.128")