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-rw-r--r--test/test_ip4.py65
1 files changed, 59 insertions, 6 deletions
diff --git a/test/test_ip4.py b/test/test_ip4.py
index a6920f8dba5..0923771200e 100644
--- a/test/test_ip4.py
+++ b/test/test_ip4.py
@@ -15,7 +15,9 @@ from framework import VppTestCase, VppTestRunner
from util import ppp
from vpp_ip_route import VppIpRoute, VppRoutePath, VppIpMRoute, \
VppMRoutePath, MRouteItfFlags, MRouteEntryFlags, VppMplsIpBind, \
- VppMplsTable, VppIpTable, FibPathType, find_route
+ VppMplsTable, VppIpTable, FibPathType, find_route, \
+ VppIpInterfaceAddress
+from vpp_ip import VppIpAddress
from vpp_sub_interface import VppSubInterface, VppDot1QSubint, VppDot1ADSubint
from vpp_papi import VppEnum
@@ -210,19 +212,19 @@ class TestIPv4(VppTestCase):
self.verify_capture(i, pkts)
-class TestIPV4IfAddrRoute(VppTestCase):
+class TestIPv4IfAddrRoute(VppTestCase):
""" IPv4 Interface Addr Route Test Case """
@classmethod
def setUpClass(cls):
- super(TestIPV4IfAddrRoute, cls).setUpClass()
+ super(TestIPv4IfAddrRoute, cls).setUpClass()
@classmethod
def tearDownClass(cls):
- super(TestIPV4IfAddrRoute, cls).tearDownClass()
+ super(TestIPv4IfAddrRoute, cls).tearDownClass()
def setUp(self):
- super(TestIPV4IfAddrRoute, self).setUp()
+ super(TestIPv4IfAddrRoute, self).setUp()
# create 1 pg interface
self.create_pg_interfaces(range(1))
@@ -233,11 +235,62 @@ class TestIPV4IfAddrRoute(VppTestCase):
i.resolve_arp()
def tearDown(self):
- super(TestIPV4IfAddrRoute, self).tearDown()
+ super(TestIPv4IfAddrRoute, self).tearDown()
for i in self.pg_interfaces:
i.unconfig_ip4()
i.admin_down()
+ def test_ipv4_ifaddrs_same_prefix(self):
+ """ IPv4 Interface Addresses Same Prefix test
+
+ Test scenario:
+
+ - Verify no route in FIB for prefix 10.10.10.0/24
+ - Configure IPv4 address 10.10.10.10/24 on an interface
+ - Verify route in FIB for prefix 10.10.10.0/24
+ - Configure IPv4 address 10.10.10.20/24 on an interface
+ - Delete 10.10.10.10/24 from interface
+ - Verify route in FIB for prefix 10.10.10.0/24
+ - Delete 10.10.10.20/24 from interface
+ - Verify no route in FIB for prefix 10.10.10.0/24
+ """
+
+ # create two addresses, verify route not present
+ if_addr1 = VppIpInterfaceAddress(self, self.pg0,
+ VppIpAddress("10.10.10.10"), 24)
+ if_addr2 = VppIpInterfaceAddress(self, self.pg0,
+ VppIpAddress("10.10.10.20"), 24)
+ self.assertFalse(if_addr1.query_vpp_config()) # 10.10.10.0/24
+ self.assertFalse(find_route(self, "10.10.10.10", 32))
+ self.assertFalse(find_route(self, "10.10.10.20", 32))
+ self.assertFalse(find_route(self, "10.10.10.255", 32))
+ self.assertFalse(find_route(self, "10.10.10.0", 32))
+
+ # configure first address, verify route present
+ if_addr1.add_vpp_config()
+ self.assertTrue(if_addr1.query_vpp_config()) # 10.10.10.0/24
+ self.assertTrue(find_route(self, "10.10.10.10", 32))
+ self.assertFalse(find_route(self, "10.10.10.20", 32))
+ self.assertTrue(find_route(self, "10.10.10.255", 32))
+ self.assertTrue(find_route(self, "10.10.10.0", 32))
+
+ # configure second address, delete first, verify route not removed
+ if_addr2.add_vpp_config()
+ if_addr1.remove_vpp_config()
+ self.assertTrue(if_addr1.query_vpp_config()) # 10.10.10.0/24
+ self.assertFalse(find_route(self, "10.10.10.10", 32))
+ self.assertTrue(find_route(self, "10.10.10.20", 32))
+ self.assertTrue(find_route(self, "10.10.10.255", 32))
+ self.assertTrue(find_route(self, "10.10.10.0", 32))
+
+ # delete second address, verify route removed
+ if_addr2.remove_vpp_config()
+ self.assertFalse(if_addr1.query_vpp_config()) # 10.10.10.0/24
+ self.assertFalse(find_route(self, "10.10.10.10", 32))
+ self.assertFalse(find_route(self, "10.10.10.20", 32))
+ self.assertFalse(find_route(self, "10.10.10.255", 32))
+ self.assertFalse(find_route(self, "10.10.10.0", 32))
+
def test_ipv4_ifaddr_route(self):
""" IPv4 Interface Address Route test