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-rw-r--r--test/test_ip4.py162
-rw-r--r--test/test_ip6.py161
-rw-r--r--test/vpp_ip_route.py59
3 files changed, 373 insertions, 9 deletions
diff --git a/test/test_ip4.py b/test/test_ip4.py
index 18b350dcd2d..6f8047cace9 100644
--- a/test/test_ip4.py
+++ b/test/test_ip4.py
@@ -2155,5 +2155,167 @@ class TestIPCover(VppTestCase):
# remove the default route
r.remove_vpp_config()
+
+class TestIP4Replace(VppTestCase):
+ """ IPv4 Interface Address Replace """
+
+ @classmethod
+ def setUpClass(cls):
+ super(TestIP4Replace, cls).setUpClass()
+
+ @classmethod
+ def tearDownClass(cls):
+ super(TestIP4Replace, cls).tearDownClass()
+
+ def setUp(self):
+ super(TestIP4Replace, self).setUp()
+
+ self.create_pg_interfaces(range(4))
+
+ for i in self.pg_interfaces:
+ i.admin_up()
+
+ def tearDown(self):
+ super(TestIP4Replace, self).tearDown()
+ for i in self.pg_interfaces:
+ i.admin_down()
+
+ def get_n_pfxs(self, intf):
+ return len(self.vapi.ip_address_dump(intf.sw_if_index))
+
+ def test_replace(self):
+ """ IP interface address replace """
+
+ intf_pfxs = [[], [], [], []]
+
+ # add prefixes to each of the interfaces
+ for i in range(len(self.pg_interfaces)):
+ intf = self.pg_interfaces[i]
+
+ # 172.16.x.1/24
+ addr = "172.16.%d.1" % intf.sw_if_index
+ a = VppIpInterfaceAddress(self, intf, addr, 24).add_vpp_config()
+ intf_pfxs[i].append(a)
+
+ # 172.16.x.2/24 - a different address in the same subnet as above
+ addr = "172.16.%d.2" % intf.sw_if_index
+ a = VppIpInterfaceAddress(self, intf, addr, 24).add_vpp_config()
+ intf_pfxs[i].append(a)
+
+ # 172.15.x.2/24 - a different address and subnet
+ addr = "172.15.%d.2" % intf.sw_if_index
+ a = VppIpInterfaceAddress(self, intf, addr, 24).add_vpp_config()
+ intf_pfxs[i].append(a)
+
+ # a dump should n_address in it
+ for intf in self.pg_interfaces:
+ self.assertEqual(self.get_n_pfxs(intf), 3)
+
+ #
+ # remove all the address thru a replace
+ #
+ self.vapi.sw_interface_address_replace_begin()
+ self.vapi.sw_interface_address_replace_end()
+ for intf in self.pg_interfaces:
+ self.assertEqual(self.get_n_pfxs(intf), 0)
+
+ #
+ # add all the interface addresses back
+ #
+ for p in intf_pfxs:
+ for v in p:
+ v.add_vpp_config()
+ for intf in self.pg_interfaces:
+ self.assertEqual(self.get_n_pfxs(intf), 3)
+
+ #
+ # replace again, but this time update/re-add the address on the first
+ # two interfaces
+ #
+ self.vapi.sw_interface_address_replace_begin()
+
+ for p in intf_pfxs[:2]:
+ for v in p:
+ v.add_vpp_config()
+
+ self.vapi.sw_interface_address_replace_end()
+
+ # on the first two the address still exist,
+ # on the other two they do not
+ for intf in self.pg_interfaces[:2]:
+ self.assertEqual(self.get_n_pfxs(intf), 3)
+ for p in intf_pfxs[:2]:
+ for v in p:
+ self.assertTrue(v.query_vpp_config())
+ for intf in self.pg_interfaces[2:]:
+ self.assertEqual(self.get_n_pfxs(intf), 0)
+
+ #
+ # add all the interface addresses back on the last two
+ #
+ for p in intf_pfxs[2:]:
+ for v in p:
+ v.add_vpp_config()
+ for intf in self.pg_interfaces:
+ self.assertEqual(self.get_n_pfxs(intf), 3)
+
+ #
+ # replace again, this time add different prefixes on all the interfaces
+ #
+ self.vapi.sw_interface_address_replace_begin()
+
+ pfxs = []
+ for intf in self.pg_interfaces:
+ # 172.18.x.1/24
+ addr = "172.18.%d.1" % intf.sw_if_index
+ pfxs.append(VppIpInterfaceAddress(self, intf, addr,
+ 24).add_vpp_config())
+
+ self.vapi.sw_interface_address_replace_end()
+
+ # only .18 should exist on each interface
+ for intf in self.pg_interfaces:
+ self.assertEqual(self.get_n_pfxs(intf), 1)
+ for pfx in pfxs:
+ self.assertTrue(pfx.query_vpp_config())
+
+ #
+ # remove everything
+ #
+ self.vapi.sw_interface_address_replace_begin()
+ self.vapi.sw_interface_address_replace_end()
+ for intf in self.pg_interfaces:
+ self.assertEqual(self.get_n_pfxs(intf), 0)
+
+ #
+ # add prefixes to each interface. post-begin add the prefix from
+ # interface X onto interface Y. this would normally be an error
+ # since it would generate a 'duplicate address' warning. but in
+ # this case, since what is newly downloaded is sane, it's ok
+ #
+ for intf in self.pg_interfaces:
+ # 172.18.x.1/24
+ addr = "172.18.%d.1" % intf.sw_if_index
+ VppIpInterfaceAddress(self, intf, addr, 24).add_vpp_config()
+
+ self.vapi.sw_interface_address_replace_begin()
+
+ pfxs = []
+ for intf in self.pg_interfaces:
+ # 172.18.x.1/24
+ addr = "172.18.%d.1" % (intf.sw_if_index + 1)
+ pfxs.append(VppIpInterfaceAddress(self, intf,
+ addr, 24).add_vpp_config())
+
+ self.vapi.sw_interface_address_replace_end()
+
+ self.logger.info(self.vapi.cli("sh int addr"))
+
+ for intf in self.pg_interfaces:
+ self.assertEqual(self.get_n_pfxs(intf), 1)
+ for pfx in pfxs:
+ self.assertTrue(pfx.query_vpp_config())
+
+
if __name__ == '__main__':
unittest.main(testRunner=VppTestRunner)
diff --git a/test/test_ip6.py b/test/test_ip6.py
index 63d3e41f915..990b53ec035 100644
--- a/test/test_ip6.py
+++ b/test/test_ip6.py
@@ -2560,5 +2560,166 @@ class TestIPReplace(VppTestCase):
self.assertEqual(len(t.mdump()), 5)
+class TestIP6Replace(VppTestCase):
+ """ IPv4 Interface Address Replace """
+
+ @classmethod
+ def setUpClass(cls):
+ super(TestIP6Replace, cls).setUpClass()
+
+ @classmethod
+ def tearDownClass(cls):
+ super(TestIP6Replace, cls).tearDownClass()
+
+ def setUp(self):
+ super(TestIP6Replace, self).setUp()
+
+ self.create_pg_interfaces(range(4))
+
+ for i in self.pg_interfaces:
+ i.admin_up()
+
+ def tearDown(self):
+ super(TestIP6Replace, self).tearDown()
+ for i in self.pg_interfaces:
+ i.admin_down()
+
+ def get_n_pfxs(self, intf):
+ return len(self.vapi.ip_address_dump(intf.sw_if_index, True))
+
+ def test_replace(self):
+ """ IP interface address replace """
+
+ intf_pfxs = [[], [], [], []]
+
+ # add prefixes to each of the interfaces
+ for i in range(len(self.pg_interfaces)):
+ intf = self.pg_interfaces[i]
+
+ # 2001:16:x::1/64
+ addr = "2001:16:%d::1" % intf.sw_if_index
+ a = VppIpInterfaceAddress(self, intf, addr, 64).add_vpp_config()
+ intf_pfxs[i].append(a)
+
+ # 2001:16:x::2/64 - a different address in the same subnet as above
+ addr = "2001:16:%d::2" % intf.sw_if_index
+ a = VppIpInterfaceAddress(self, intf, addr, 64).add_vpp_config()
+ intf_pfxs[i].append(a)
+
+ # 2001:15:x::2/64 - a different address and subnet
+ addr = "2001:15:%d::2" % intf.sw_if_index
+ a = VppIpInterfaceAddress(self, intf, addr, 64).add_vpp_config()
+ intf_pfxs[i].append(a)
+
+ # a dump should n_address in it
+ for intf in self.pg_interfaces:
+ self.assertEqual(self.get_n_pfxs(intf), 3)
+
+ #
+ # remove all the address thru a replace
+ #
+ self.vapi.sw_interface_address_replace_begin()
+ self.vapi.sw_interface_address_replace_end()
+ for intf in self.pg_interfaces:
+ self.assertEqual(self.get_n_pfxs(intf), 0)
+
+ #
+ # add all the interface addresses back
+ #
+ for p in intf_pfxs:
+ for v in p:
+ v.add_vpp_config()
+ for intf in self.pg_interfaces:
+ self.assertEqual(self.get_n_pfxs(intf), 3)
+
+ #
+ # replace again, but this time update/re-add the address on the first
+ # two interfaces
+ #
+ self.vapi.sw_interface_address_replace_begin()
+
+ for p in intf_pfxs[:2]:
+ for v in p:
+ v.add_vpp_config()
+
+ self.vapi.sw_interface_address_replace_end()
+
+ # on the first two the address still exist,
+ # on the other two they do not
+ for intf in self.pg_interfaces[:2]:
+ self.assertEqual(self.get_n_pfxs(intf), 3)
+ for p in intf_pfxs[:2]:
+ for v in p:
+ self.assertTrue(v.query_vpp_config())
+ for intf in self.pg_interfaces[2:]:
+ self.assertEqual(self.get_n_pfxs(intf), 0)
+
+ #
+ # add all the interface addresses back on the last two
+ #
+ for p in intf_pfxs[2:]:
+ for v in p:
+ v.add_vpp_config()
+ for intf in self.pg_interfaces:
+ self.assertEqual(self.get_n_pfxs(intf), 3)
+
+ #
+ # replace again, this time add different prefixes on all the interfaces
+ #
+ self.vapi.sw_interface_address_replace_begin()
+
+ pfxs = []
+ for intf in self.pg_interfaces:
+ # 2001:18:x::1/64
+ addr = "2001:18:%d::1" % intf.sw_if_index
+ pfxs.append(VppIpInterfaceAddress(self, intf, addr,
+ 64).add_vpp_config())
+
+ self.vapi.sw_interface_address_replace_end()
+
+ # only .18 should exist on each interface
+ for intf in self.pg_interfaces:
+ self.assertEqual(self.get_n_pfxs(intf), 1)
+ for pfx in pfxs:
+ self.assertTrue(pfx.query_vpp_config())
+
+ #
+ # remove everything
+ #
+ self.vapi.sw_interface_address_replace_begin()
+ self.vapi.sw_interface_address_replace_end()
+ for intf in self.pg_interfaces:
+ self.assertEqual(self.get_n_pfxs(intf), 0)
+
+ #
+ # add prefixes to each interface. post-begin add the prefix from
+ # interface X onto interface Y. this would normally be an error
+ # since it would generate a 'duplicate address' warning. but in
+ # this case, since what is newly downloaded is sane, it's ok
+ #
+ for intf in self.pg_interfaces:
+ # 2001:18:x::1/64
+ addr = "2001:18:%d::1" % intf.sw_if_index
+ VppIpInterfaceAddress(self, intf, addr, 64).add_vpp_config()
+
+ self.vapi.sw_interface_address_replace_begin()
+
+ pfxs = []
+ for intf in self.pg_interfaces:
+ # 2001:18:x::1/64
+ addr = "2001:18:%d::1" % (intf.sw_if_index + 1)
+ pfxs.append(VppIpInterfaceAddress(self, intf,
+ addr, 64).add_vpp_config())
+
+ self.vapi.sw_interface_address_replace_end()
+
+ self.logger.info(self.vapi.cli("sh int addr"))
+
+ for intf in self.pg_interfaces:
+ self.assertEqual(self.get_n_pfxs(intf), 1)
+ for pfx in pfxs:
+ self.assertTrue(pfx.query_vpp_config())
+
+
if __name__ == '__main__':
unittest.main(testRunner=VppTestRunner)
diff --git a/test/vpp_ip_route.py b/test/vpp_ip_route.py
index 67183d943c8..d871f7a0b11 100644
--- a/test/vpp_ip_route.py
+++ b/test/vpp_ip_route.py
@@ -8,7 +8,7 @@ from vpp_object import VppObject
from socket import inet_pton, inet_ntop, AF_INET, AF_INET6
from vpp_ip import DpoProto, INVALID_INDEX, VppIpAddressUnion, \
VppIpMPrefix
-from ipaddress import ip_address, IPv4Network, IPv6Network
+from ipaddress import ip_network, ip_address, IPv4Network, IPv6Network
# from vnet/vnet/mpls/mpls_types.h
MPLS_IETF_MAX_LABEL = 0xfffff
@@ -93,7 +93,7 @@ def address_proto(ip_addr):
return FibPathProto.FIB_PATH_NH_PROTO_IP6
-def find_route(test, addr, len, table_id=0):
+def find_route(test, addr, len, table_id=0, sw_if_index=None):
prefix = mk_network(addr, len)
if 4 == prefix.version:
@@ -104,7 +104,16 @@ def find_route(test, addr, len, table_id=0):
for e in routes:
if table_id == e.route.table_id \
and str(e.route.prefix) == str(prefix):
- return True
+ if not sw_if_index:
+ return True
+ else:
+ # should be only one path if the user is looking
+ # for the interface the route is reachable through
+ if e.route.n_paths != 1:
+ return False
+ else:
+ return (e.route.paths[0].sw_if_index == sw_if_index)
+
return False
@@ -234,12 +243,16 @@ class VppIpTable(VppObject):
class VppIpInterfaceAddress(VppObject):
- def __init__(self, test, intf, addr, len):
+ def __init__(self, test, intf, addr, len, bind=None):
self._test = test
self.intf = intf
self.addr = addr
self.len = len
self.prefix = "%s/%d" % (addr, len)
+ self.host_len = ip_network(self.prefix, strict=False).max_prefixlen
+ self.table_id = 0
+ if bind:
+ self.table_id = bind.table.table_id
def add_vpp_config(self):
self._test.vapi.sw_interface_add_del_address(
@@ -254,13 +267,40 @@ class VppIpInterfaceAddress(VppObject):
is_add=0)
def query_vpp_config(self):
- return fib_interface_ip_prefix(self._test,
- self.addr,
- self.len,
- self.intf.sw_if_index)
+ # search for the IP address mapping and the two expected
+ # FIB entries
+ v = ip_address(self.addr).version
+
+ if ((v == 4 and self.len < 31) or (v == 6 and self.len < 127)):
+ return (fib_interface_ip_prefix(self._test,
+ self.addr,
+ self.len,
+ self.intf.sw_if_index) &
+ find_route(self._test,
+ self.addr,
+ self.len,
+ table_id=self.table_id,
+ sw_if_index=self.intf.sw_if_index) &
+ find_route(self._test,
+ self.addr,
+ self.host_len,
+ table_id=self.table_id,
+ sw_if_index=self.intf.sw_if_index))
+ else:
+ return (fib_interface_ip_prefix(self._test,
+ self.addr,
+ self.len,
+ self.intf.sw_if_index) &
+ find_route(self._test,
+ self.addr,
+ self.host_len,
+ table_id=self.table_id,
+ sw_if_index=self.intf.sw_if_index))
def object_id(self):
- return "interface-ip-%s-%s" % (self.intf, self.prefix)
+ return "interface-ip-%s-%d-%s" % (self.intf,
+ self.table_id,
+ self.prefix)
class VppIpInterfaceBind(VppObject):
@@ -276,6 +316,7 @@ class VppIpInterfaceBind(VppObject):
else:
self.intf.set_table_ip4(self.table.table_id)
self._test.registry.register(self, self._test.logger)
+ return self
def remove_vpp_config(self):
if 0 == self.table.table_id: