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-rw-r--r--test/test_ip4_vrf_multi_instance.py106
1 files changed, 64 insertions, 42 deletions
diff --git a/test/test_ip4_vrf_multi_instance.py b/test/test_ip4_vrf_multi_instance.py
index 5a8d6760586..05de0fb229b 100644
--- a/test/test_ip4_vrf_multi_instance.py
+++ b/test/test_ip4_vrf_multi_instance.py
@@ -6,9 +6,6 @@
interfaces in 5 VRFs are tested
- jumbo packets in configuration with 15 pg-ip4 interfaces leads to \
problems too
- - Reset of FIB table / VRF does not remove routes from IP FIB (see Jira \
- ticket https://jira.fd.io/browse/VPP-560) so checks of reset VRF tables \
- are skipped in tests 2, 3 and 4
**config 1**
- add 15 pg-ip4 interfaces
@@ -25,7 +22,7 @@
- no packet received in case of pg-ip4 interfaces not in VRF
**config 2**
- - delete 2 VRFs
+ - reset 2 VRFs
**test 2**
- send IP4 packets between all pg-ip4 interfaces in all VRF groups
@@ -36,7 +33,7 @@
- no packet received in case of pg-ip4 interfaces not in VRF
**config 3**
- - add 1 of deleted VRFs and 1 new VRF
+ - add 1 of reset VRFs and 1 new VRF
**test 3**
- send IP4 packets between all pg-ip4 interfaces in all VRF groups
@@ -47,7 +44,7 @@
- no packet received in case of pg-ip4 interfaces not in VRF
**config 4**
- - delete all VRFs (i.e. no VRF except VRF=0 created)
+ - reset all created VRFs
**test 4**
- send IP4 packets between all pg-ip4 interfaces in all VRF groups
@@ -60,6 +57,7 @@
import unittest
import random
+import socket
from scapy.packet import Raw
from scapy.layers.l2 import Ether
@@ -67,6 +65,7 @@ from scapy.layers.inet import IP, UDP, ARP
from framework import VppTestCase, VppTestRunner
from util import ppp
+from vrf import VRFState
def is_ipv4_misc(p):
@@ -119,8 +118,8 @@ class TestIp4VrfMultiInst(VppTestCase):
# Create list of VRFs
cls.vrf_list = list()
- # Create list of deleted VRFs
- cls.vrf_deleted_list = list()
+ # Create list of reset VRFs
+ cls.vrf_reset_list = list()
# Create list of pg_interfaces in VRFs
cls.pg_in_vrf = list()
@@ -170,7 +169,7 @@ class TestIp4VrfMultiInst(VppTestCase):
for i in range(count):
vrf_id = i + start
pg_if = self.pg_if_by_vrf_id[vrf_id][0]
- dest_addr = pg_if.remote_hosts[0].ip4n
+ dest_addr = pg_if.local_ip4n
dest_addr_len = 24
self.vapi.ip_table_add_del(vrf_id, is_add=1)
self.vapi.ip_add_del_route(
@@ -179,8 +178,8 @@ class TestIp4VrfMultiInst(VppTestCase):
self.logger.info("IPv4 VRF ID %d created" % vrf_id)
if vrf_id not in self.vrf_list:
self.vrf_list.append(vrf_id)
- if vrf_id in self.vrf_deleted_list:
- self.vrf_deleted_list.remove(vrf_id)
+ if vrf_id in self.vrf_reset_list:
+ self.vrf_reset_list.remove(vrf_id)
for j in range(self.pg_ifs_per_vrf):
pg_if = self.pg_if_by_vrf_id[vrf_id][j]
pg_if.set_table_ip4(vrf_id)
@@ -195,18 +194,18 @@ class TestIp4VrfMultiInst(VppTestCase):
self.logger.debug(self.vapi.ppcli("show ip fib"))
self.logger.debug(self.vapi.ppcli("show ip arp"))
- def delete_vrf(self, vrf_id):
+ def reset_vrf_and_remove_from_vrf_list(self, vrf_id):
"""
- Delete required FIB table / VRF.
+ Reset required FIB table / VRF and remove it from VRF list.
- :param int vrf_id: The FIB table / VRF ID to be deleted.
+ :param int vrf_id: The FIB table / VRF ID to be reset.
"""
# self.vapi.reset_vrf(vrf_id, is_ipv6=0)
self.vapi.reset_fib(vrf_id, is_ipv6=0)
if vrf_id in self.vrf_list:
self.vrf_list.remove(vrf_id)
- if vrf_id not in self.vrf_deleted_list:
- self.vrf_deleted_list.append(vrf_id)
+ if vrf_id not in self.vrf_reset_list:
+ self.vrf_reset_list.append(vrf_id)
for j in range(self.pg_ifs_per_vrf):
pg_if = self.pg_if_by_vrf_id[vrf_id][j]
pg_if.unconfig_ip4()
@@ -214,7 +213,7 @@ class TestIp4VrfMultiInst(VppTestCase):
self.pg_in_vrf.remove(pg_if)
if pg_if not in self.pg_not_in_vrf:
self.pg_not_in_vrf.append(pg_if)
- self.logger.info("IPv4 VRF ID %d reset" % vrf_id)
+ self.logger.info("IPv4 VRF ID %d reset finished" % vrf_id)
self.logger.debug(self.vapi.ppcli("show ip fib"))
self.logger.debug(self.vapi.ppcli("show ip arp"))
self.vapi.ip_table_add_del(vrf_id, is_add=0)
@@ -297,16 +296,31 @@ class TestIp4VrfMultiInst(VppTestCase):
:return: 1 if the FIB table / VRF ID is configured, otherwise return 0.
"""
ip_fib_dump = self.vapi.ip_fib_dump()
+ vrf_exist = False
vrf_count = 0
for ip_fib_details in ip_fib_dump:
- if ip_fib_details[2] == vrf_id:
- vrf_count += 1
- if vrf_count == 0:
+ if ip_fib_details.table_id == vrf_id:
+ if not vrf_exist:
+ vrf_exist = True
+ addr = socket.inet_ntoa(ip_fib_details.address)
+ found = False
+ for pg_if in self.pg_if_by_vrf_id[vrf_id]:
+ if found:
+ break
+ for host in pg_if.remote_hosts:
+ if str(addr) == str(host.ip4):
+ vrf_count += 1
+ found = True
+ break
+ if not vrf_exist and vrf_count == 0:
self.logger.info("IPv4 VRF ID %d is not configured" % vrf_id)
- return 0
+ return VRFState.not_configured
+ elif vrf_exist and vrf_count == 0:
+ self.logger.info("IPv4 VRF ID %d has been reset" % vrf_id)
+ return VRFState.reset
else:
self.logger.info("IPv4 VRF ID %d is configured" % vrf_id)
- return 1
+ return VRFState.configured
def run_verify_test(self):
"""
@@ -345,7 +359,7 @@ class TestIp4VrfMultiInst(VppTestCase):
raise Exception("Unknown interface: %s" % pg_if.name)
def test_ip4_vrf_01(self):
- """ IP4 VRF Multi-instance test 1 - create 5 BDs
+ """ IP4 VRF Multi-instance test 1 - create 4 VRFs
"""
# Config 1
# Create 4 VRFs
@@ -353,24 +367,27 @@ class TestIp4VrfMultiInst(VppTestCase):
# Verify 1
for vrf_id in self.vrf_list:
- self.assertEqual(self.verify_vrf(vrf_id), 1)
+ self.assert_equal(self.verify_vrf(vrf_id),
+ VRFState.configured, VRFState)
# Test 1
self.run_verify_test()
def test_ip4_vrf_02(self):
- """ IP4 VRF Multi-instance test 2 - delete 2 VRFs
+ """ IP4 VRF Multi-instance test 2 - reset 2 VRFs
"""
# Config 2
- # Delete 2 VRFs
- self.delete_vrf(1)
- self.delete_vrf(2)
+ # Reset 2 VRFs
+ self.reset_vrf_and_remove_from_vrf_list(1)
+ self.reset_vrf_and_remove_from_vrf_list(2)
# Verify 2
- # for vrf_id in self.vrf_deleted_list:
- # self.assertEqual(self.verify_vrf(vrf_id), 0)
+ for vrf_id in self.vrf_reset_list:
+ self.assert_equal(self.verify_vrf(vrf_id),
+ VRFState.reset, VRFState)
for vrf_id in self.vrf_list:
- self.assertEqual(self.verify_vrf(vrf_id), 1)
+ self.assert_equal(self.verify_vrf(vrf_id),
+ VRFState.configured, VRFState)
# Test 2
self.run_verify_test()
@@ -379,32 +396,37 @@ class TestIp4VrfMultiInst(VppTestCase):
""" IP4 VRF Multi-instance 3 - add 2 VRFs
"""
# Config 3
- # Add 1 of deleted VRFs and 1 new VRF
+ # Add 1 of reset VRFs and 1 new VRF
self.create_vrf_and_assign_interfaces(1)
self.create_vrf_and_assign_interfaces(1, start=5)
# Verify 3
- # for vrf_id in self.vrf_deleted_list:
- # self.assertEqual(self.verify_vrf(vrf_id), 0)
+ for vrf_id in self.vrf_reset_list:
+ self.assert_equal(self.verify_vrf(vrf_id),
+ VRFState.reset, VRFState)
for vrf_id in self.vrf_list:
- self.assertEqual(self.verify_vrf(vrf_id), 1)
+ self.assert_equal(self.verify_vrf(vrf_id),
+ VRFState.configured, VRFState)
# Test 3
self.run_verify_test()
def test_ip4_vrf_04(self):
- """ IP4 VRF Multi-instance test 4 - delete 4 VRFs
+ """ IP4 VRF Multi-instance test 4 - reset 4 VRFs
"""
# Config 4
- # Delete all VRFs (i.e. no VRF except VRF=0 created)
+ # Reset all VRFs (i.e. no VRF except VRF=0 configured)
for i in range(len(self.vrf_list)):
- self.delete_vrf(self.vrf_list[0])
+ self.reset_vrf_and_remove_from_vrf_list(self.vrf_list[0])
# Verify 4
- # for vrf_id in self.vrf_deleted_list:
- # self.assertEqual(self.verify_vrf(vrf_id), 0)
- for vrf_id in self.vrf_list:
- self.assertEqual(self.verify_vrf(vrf_id), 1)
+ for vrf_id in self.vrf_reset_list:
+ self.assert_equal(self.verify_vrf(vrf_id),
+ VRFState.reset, VRFState)
+ vrf_list_length = len(self.vrf_list)
+ self.assertEqual(
+ vrf_list_length, 0,
+ "List of configured VRFs is not empty: %s != 0" % vrf_list_length)
# Test 4
self.run_verify_test()