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-rw-r--r--test/test_bier.py2
-rw-r--r--test/test_neighbor.py63
-rw-r--r--test/vpp_papi_provider.py5
3 files changed, 69 insertions, 1 deletions
diff --git a/test/test_bier.py b/test/test_bier.py
index a70dd0978cb..ae7b46a130c 100644
--- a/test/test_bier.py
+++ b/test/test_bier.py
@@ -195,7 +195,7 @@ class TestBier(VppTestCase):
self.bier_midpoint(BIERLength.BIER_LEN_128, 16, 128)
def test_bier_midpoint_64(self):
- """BIER midpoint BSL:256"""
+ """BIER midpoint BSL:64"""
self.bier_midpoint(BIERLength.BIER_LEN_64, 8, 64)
def test_bier_head(self):
diff --git a/test/test_neighbor.py b/test/test_neighbor.py
index 47e9c5bed76..74209e40428 100644
--- a/test/test_neighbor.py
+++ b/test/test_neighbor.py
@@ -1144,6 +1144,69 @@ class ARPTestCase(VppTestCase):
self.pg2.unconfig_ip4()
self.pg2.set_table_ip4(0)
+ def test_arp_incomplete(self):
+ """ ARP Incomplete"""
+ self.pg1.generate_remote_hosts(3)
+
+ p0 = (Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac) /
+ IP(src=self.pg0.remote_ip4,
+ dst=self.pg1.remote_hosts[1].ip4) /
+ UDP(sport=1234, dport=1234) /
+ Raw())
+ p1 = (Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac) /
+ IP(src=self.pg0.remote_ip4,
+ dst=self.pg1.remote_hosts[2].ip4) /
+ UDP(sport=1234, dport=1234) /
+ Raw())
+
+ #
+ # a packet to an unresolved destination generates an ARP request
+ #
+ rx = self.send_and_expect(self.pg0, [p0], self.pg1)
+ self.verify_arp_req(rx[0],
+ self.pg1.local_mac,
+ self.pg1.local_ip4,
+ self.pg1._remote_hosts[1].ip4)
+
+ #
+ # add a neighbour for remote host 1
+ #
+ static_arp = VppNeighbor(self,
+ self.pg1.sw_if_index,
+ self.pg1.remote_hosts[1].mac,
+ self.pg1.remote_hosts[1].ip4,
+ is_static=1)
+ static_arp.add_vpp_config()
+
+ #
+ # change the interface's MAC
+ #
+ mac = [chr(0x00), chr(0x00), chr(0x00),
+ chr(0x33), chr(0x33), chr(0x33)]
+ mac_string = ''.join(mac)
+
+ self.vapi.sw_interface_set_mac_address(self.pg1.sw_if_index,
+ mac_string)
+
+ #
+ # now ARP requests come from the new source mac
+ #
+ rx = self.send_and_expect(self.pg0, [p1], self.pg1)
+ self.verify_arp_req(rx[0],
+ "00:00:00:33:33:33",
+ self.pg1.local_ip4,
+ self.pg1._remote_hosts[2].ip4)
+
+ #
+ # packets to the resolved host also have the new source mac
+ #
+ rx = self.send_and_expect(self.pg0, [p0], self.pg1)
+ self.verify_ip(rx[0],
+ "00:00:00:33:33:33",
+ self.pg1.remote_hosts[1].mac,
+ self.pg0.remote_ip4,
+ self.pg1.remote_hosts[1].ip4)
+
if __name__ == '__main__':
unittest.main(testRunner=VppTestRunner)
diff --git a/test/vpp_papi_provider.py b/test/vpp_papi_provider.py
index cdbe08d6a71..8e53333b624 100644
--- a/test/vpp_papi_provider.py
+++ b/test/vpp_papi_provider.py
@@ -639,6 +639,11 @@ class VppPapiProvider(object):
{'sw_if_index': sw_if_index,
'mtu': mtu})
+ def sw_interface_set_mac_address(self, sw_if_index, mac):
+ return self.api(self.papi.sw_interface_set_mac_address,
+ {'sw_if_index': sw_if_index,
+ 'mac_address': mac})
+
def create_subif(self, sw_if_index, sub_id, outer_vlan, inner_vlan,
no_tags=0, one_tag=0, two_tags=0, dot1ad=0, exact_match=0,
default_sub=0, outer_vlan_id_any=0, inner_vlan_id_any=0):