blob: ae30a6d47ea9bdebd1437585c977e0959a8ac606 [file] [log] [blame]
Matej Klotton8d8a1da2016-12-22 11:06:56 +01001#!/usr/bin/env python
2"""CRUD tests of APIs (Create, Read, Update, Delete) HLD:
3
4- interface up/down/add/delete - interface type:
5 - pg (TBD)
6 - loopback
7 - vhostuser (TBD)
8 - af_packet (TBD)
9 - netmap (TBD)
10 - tuntap (root privileges needed)
11 - vxlan (TBD)
12"""
13
14import unittest
15
16from scapy.layers.inet import IP, ICMP
17from scapy.layers.l2 import Ether
18
19from framework import VppTestCase, VppTestRunner
20
21
22class TestLoopbackInterfaceCRUD(VppTestCase):
23 """CRUD Loopback
24
25 """
26
27 @classmethod
28 def setUpClass(cls):
29 super(TestLoopbackInterfaceCRUD, cls).setUpClass()
30 try:
31 cls.create_pg_interfaces(range(1))
32 for i in cls.pg_interfaces:
33 i.config_ip4()
34 i.resolve_arp()
35 except:
36 cls.tearDownClass()
37 raise
38
Paul Vinciguerra7f9b7f92019-03-12 19:23:27 -070039 @classmethod
40 def tearDownClass(cls):
41 super(TestLoopbackInterfaceCRUD, cls).tearDownClass()
42
Matej Klotton8d8a1da2016-12-22 11:06:56 +010043 @staticmethod
44 def create_icmp_stream(src_if, dst_ifs):
45 """
46
47 :param VppInterface src_if: Packets are send to this interface,
48 using this interfaces remote host.
49 :param list dst_ifs: IPv4 ICMP requests are send to interfaces
50 addresses.
51 :return: List of generated packets.
52 """
53 pkts = []
54 for i in dst_ifs:
55 p = (Ether(dst=src_if.local_mac, src=src_if.remote_mac) /
56 IP(src=src_if.remote_ip4, dst=i.local_ip4) /
57 ICMP(id=i.sw_if_index, type='echo-request'))
58 pkts.append(p)
59 return pkts
60
61 def verify_icmp(self, capture, request_src_if, dst_ifs):
62 """
63
64 :param capture: Capture to verify.
65 :param VppInterface request_src_if: Interface where was send packets.
66 :param list dst_ifs: Interfaces where was generated IPv4 ICMP requests.
67 """
68 rcvd_icmp_pkts = []
69 for pkt in capture:
70 try:
71 ip = pkt[IP]
72 icmp = pkt[ICMP]
73 except IndexError:
74 pass
75 else:
76 info = (ip.src, ip.dst, icmp.type, icmp.id)
77 rcvd_icmp_pkts.append(info)
78
79 for i in dst_ifs:
80 # 0 - icmp echo response
81 info = (i.local_ip4, request_src_if.remote_ip4, 0, i.sw_if_index)
82 self.assertIn(info, rcvd_icmp_pkts)
83
84 def test_crud(self):
85 # create
Klement Sekerab9ef2732018-06-24 22:49:33 +020086 loopbacks = self.create_loopback_interfaces(20)
Matej Klotton8d8a1da2016-12-22 11:06:56 +010087 for i in loopbacks:
Ole Trøan3b0d7e42019-03-15 16:14:41 +000088 i.local_ip4_prefix_len = 32
Matej Klotton8d8a1da2016-12-22 11:06:56 +010089 i.config_ip4()
90 i.admin_up()
91
92 # read (check sw if dump, ip4 fib, ip6 fib)
93 if_dump = self.vapi.sw_interface_dump()
Neale Ranns097fa662018-05-01 05:17:55 -070094 fib4_dump = self.vapi.ip_route_dump(0)
Matej Klotton8d8a1da2016-12-22 11:06:56 +010095 for i in loopbacks:
96 self.assertTrue(i.is_interface_config_in_dump(if_dump))
97 self.assertTrue(i.is_ip4_entry_in_fib_dump(fib4_dump))
98
99 # check ping
100 stream = self.create_icmp_stream(self.pg0, loopbacks)
101 self.pg0.add_stream(stream)
102 self.pg_enable_capture(self.pg_interfaces)
103 self.pg_start()
104 capture = self.pg0.get_capture(expected_count=len(stream))
105
106 self.verify_icmp(capture, self.pg0, loopbacks)
107
108 # delete
109 for i in loopbacks:
110 i.remove_vpp_config()
111
112 # read (check not in sw if dump, ip4 fib, ip6 fib)
113 if_dump = self.vapi.sw_interface_dump()
Neale Ranns097fa662018-05-01 05:17:55 -0700114 fib4_dump = self.vapi.ip_route_dump(0)
Matej Klotton8d8a1da2016-12-22 11:06:56 +0100115 for i in loopbacks:
116 self.assertFalse(i.is_interface_config_in_dump(if_dump))
117 self.assertFalse(i.is_ip4_entry_in_fib_dump(fib4_dump))
118
119 # check not ping
120 stream = self.create_icmp_stream(self.pg0, loopbacks)
121 self.pg0.add_stream(stream)
122 self.pg_enable_capture(self.pg_interfaces)
123 self.pg_start()
124 self.pg0.assert_nothing_captured()
125
126 def test_down(self):
127 # create
Klement Sekerab9ef2732018-06-24 22:49:33 +0200128 loopbacks = self.create_loopback_interfaces(20)
Matej Klotton8d8a1da2016-12-22 11:06:56 +0100129 for i in loopbacks:
Ole Trøan3b0d7e42019-03-15 16:14:41 +0000130 i.local_ip4_prefix_len = 32
Matej Klotton8d8a1da2016-12-22 11:06:56 +0100131 i.config_ip4()
132 i.admin_up()
133
134 # disable
135 for i in loopbacks:
136 i.admin_down()
137 i.unconfig_ip4()
138
139 # read (check not in sw if dump, ip4 fib, ip6 fib)
140 if_dump = self.vapi.sw_interface_dump()
Neale Ranns097fa662018-05-01 05:17:55 -0700141 fib4_dump = self.vapi.ip_route_dump(0)
Matej Klotton8d8a1da2016-12-22 11:06:56 +0100142 for i in loopbacks:
143 self.assertTrue(i.is_interface_config_in_dump(if_dump))
144 self.assertFalse(i.is_ip4_entry_in_fib_dump(fib4_dump))
145
146 # check not ping
147 stream = self.create_icmp_stream(self.pg0, loopbacks)
148 self.pg0.add_stream(stream)
149 self.pg_enable_capture(self.pg_interfaces)
150 self.pg_start()
151 self.pg0.assert_nothing_captured()
152
153
Paul Vinciguerra6407ba52019-04-04 13:22:20 -0700154class TestInterfaceDumpApiLocalOnly(VppTestCase):
155 """test_interface_crud.TestInterfaceDumpApiLocalOnly"""
156
157 def test_sw_if_index_0(self):
158 rv = self.vapi.sw_interface_dump(sw_if_index=0)
159 self.assertEqual(rv[0].sw_if_index, 0)
160
161 def test_sw_if_index_twiddle0(self):
162 rv = self.vapi.sw_interface_dump(sw_if_index=0xffffffff)
163 self.assertEqual(rv[0].sw_if_index, 0)
164
165 def test_sw_if_index_1_not_existing(self):
166 rv = self.vapi.sw_interface_dump(sw_if_index=1)
167 self.assertEqual(len(rv), 0, 'expected no records.')
168
169
170class TestInterfaceDumpApi(VppTestCase):
171 """test_interface_crud.TestInterfaceDumpApi"""
172
173 def test_sw_if_index_1(self):
174 self.vapi.create_loopback_instance(is_specified=1,
175 user_instance=10)
176 self.vapi.create_loopback_instance(is_specified=1,
177 user_instance=5)
178
179 # Can I get back the specified record?
180 rv = self.vapi.sw_interface_dump(sw_if_index=1)
181 self.assertEqual(rv[0].sw_if_index, 1, rv)
182
183 # verify 3 interfaces
184 rv = self.vapi.sw_interface_dump(sw_if_index=0xffffffff)
185 self.assertEqual(len(rv), 3, 'Expected 3 interfaces.')
186
Matej Klotton8d8a1da2016-12-22 11:06:56 +0100187if __name__ == '__main__':
188 unittest.main(testRunner=VppTestRunner)