-
Notifications
You must be signed in to change notification settings - Fork 1
/
Copy pathtest_xdp_loader.py
180 lines (154 loc) · 8.56 KB
/
test_xdp_loader.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
#!/usr/bin/python3
import os
import re
import unittest
import logging
import shutil
import fixtures
import utils
from config import *
class XDP_LOADER_CASES(unittest.TestCase):
@classmethod
def setUpClass(cls):
for prog in TARGET_PROGS:
shutil.copy(f"test_progs/{prog['filename']}.o", XDP_LOADER_DIRECTORY)
os.chdir(XDP_LOADER_DIRECTORY)
fixtures.setup()
# mount a test bpf fs path
os.mkdir(BPFFS_PATH)
err, output, rc = utils.run_cmd_local(f"mount -t bpf bpf {BPFFS_PATH}")
fixtures.pre_check()
@classmethod
def tearDownClass(cls):
utils.run_cmd_local(f"umount {BPFFS_PATH}")
os.rmdir(BPFFS_PATH)
try:
utils.run_cmd_local(f"{XDP_LOADER} unload {HOST_IFNAME}", wait_time=3)
except:
pass
for prog in TARGET_PROGS:
os.remove(f"{prog['filename']}.o")
fixtures.clear_env()
os.chdir(os.path.dirname(__file__))
def setUp(self):
logger.info(f"{TITLE_WRAPPER} START TEST [{self.id()}] {TITLE_WRAPPER}")
def tearDown(self):
logger.info(f"{TITLE_WRAPPER} END TEST [{self.id()}] {TITLE_WRAPPER}")
def get_status(self):
err, status, rc = utils.run_cmd_local(f"{XDP_LOADER} status")
return status
def unload_with_id(self, prog_name, verbose):
prog_id = re.findall(f"{prog_name}\s+[0-9]+", self.get_status())[0] \
.replace(prog_name, "").replace(" ", "")
err, status, rc = utils.run_cmd_local(f"{XDP_LOADER} unload -i {prog_id} {HOST_IFNAME} {verbose}")
return err, status, rc
def xdp_loader_case1_load_basic(self):
for verbose in DEFAULT_TIER[TIER]['verbose']:
for mode in TEST_MODE:
for prog in TARGET_PROGS:
err, output, rc = utils.run_cmd_local(f"{XDP_LOADER} load -m {mode} {HOST_IFNAME} {prog['filename']}.o {verbose}")
self.assertEqual(rc, 0)
if len(prog['section'][0]['prog_name']) > 15:
self.assertIn(prog['section'][0]['prog_name'][:15], self.get_status())
else:
self.assertIn(prog['section'][0]['prog_name'], self.get_status())
self.assertIn("xdp_dispatcher", self.get_status())
self.assertIn(mode, self.get_status())
if "drop" in prog['filename']:
self.assertFalse(utils.ping_from_remote("ipv4"))
if "pass" in prog['filename']:
self.assertTrue(utils.ping_from_remote("ipv4"))
utils.run_cmd_local(f"{XDP_LOADER} unload {HOST_IFNAME} -a {verbose}")
def xdp_loader_case2_load_section(self):
for verbose in DEFAULT_TIER[TIER]['verbose']:
for mode in TEST_MODE:
for prog in TARGET_PROGS:
for section in prog['section']:
err, output, rc = utils.run_cmd_local(f"{XDP_LOADER} load -m {mode} {HOST_IFNAME} {prog['filename']}.o -s {section['section_name']} {verbose}")
self.assertEqual(rc, 0)
self.assertIn(section['prog_name'][:15], self.get_status())
self.assertIn("xdp_dispatcher", self.get_status())
self.assertIn(mode, self.get_status())
if "drop" in prog:
self.assertFalse(utils.ping_from_remote("ipv4"))
if "pass" in prog:
self.assertTrue(utils.ping_from_remote("ipv4"))
utils.run_cmd_local(f"{XDP_LOADER} unload {HOST_IFNAME} -a {verbose}", wait_time=3)
# Test with a non-exist section name
err, output, rc = utils.run_cmd_local(f"{XDP_LOADER} load -m {mode} {HOST_IFNAME} {prog['filename']}.o -s nonexist", expect_err=True)
self.assertNotEqual(rc, 0)
self.assertNotIn("xdp_dispatcher", self.get_status())
self.assertNotIn(mode, self.get_status())
@unittest.skip("need to write a test prog that using maps, skip for now")
def xdp_loader_case3_load_pin_path(self):
pass
# TODO: may need to skip this when no multi-prog support
def xdp_loader_case4_load_unload_incremental(self):
for verbose in DEFAULT_TIER[TIER]['verbose']:
for mode in TEST_MODE:
for unload_option in ["id", "all"]:
for prog in TARGET_PROGS:
err, output, rc = utils.run_cmd_local(f"{XDP_LOADER} load -m {mode} {HOST_IFNAME} {prog['filename']}.o {verbose}")
self.assertEqual(rc, 0)
self.assertIn(prog['section'][0]['prog_name'][:15], self.get_status())
if unload_option == "id":
for prog in TARGET_PROGS:
err, output, rc = self.unload_with_id(prog['section'][0]['prog_name'][:15], verbose)
self.assertEqual(rc, 0)
self.assertNotIn(prog['section'][0]['prog_name'][:15], self.get_status())
elif unload_option == "all":
err, output, rc = utils.run_cmd_local(f"{XDP_LOADER} unload {HOST_IFNAME} -a {verbose}")
for prog in TARGET_PROGS:
self.assertNotIn(prog['section'][0]['prog_name'][:15], self.get_status())
def xdp_loader_case5_load_unload_multiple(self):
for verbose in DEFAULT_TIER[TIER]['verbose']:
for mode in TEST_MODE:
for unload_option in ["id", "all"]:
all_prog = ""
for prog in TARGET_PROGS:
all_prog += f"{prog['filename']}.o "
err, output, rc = utils.run_cmd_local(f"{XDP_LOADER} load -m {mode} {HOST_IFNAME} {all_prog} {verbose}")
self.assertEqual(rc, 0)
for prog in TARGET_PROGS:
self.assertIn(prog['section'][0]['prog_name'][:15], self.get_status())
if unload_option == "id":
for prog in TARGET_PROGS:
err, output, rc = self.unload_with_id(prog['section'][0]['prog_name'][:15], verbose)
self.assertEqual(rc, 0)
self.assertNotIn(prog['section'][0]['prog_name'][:15], self.get_status())
elif unload_option == "all":
err, output, rc = utils.run_cmd_local(f"{XDP_LOADER} unload {HOST_IFNAME} -a {verbose}")
for prog in TARGET_PROGS:
self.assertNotIn(prog['section'][0]['prog_name'][:15], self.get_status())
@unittest.skip("still considering how to test this")
def xdp_loader_case6_clean(self):
pass
def xdp_loader_case7_status(self):
filename = TARGET_PROGS[0]['filename']
prog_name = TARGET_PROGS[0]['section'][0]['prog_name']
for verbose in DEFAULT_TIER[TIER]['verbose']:
for mode in TEST_MODE:
err, output, rc = utils.run_cmd_local(f"{XDP_LOADER} load -m {mode} {HOST_IFNAME} {filename}.o")
self.assertEqual(rc, 0)
err, output, rc = utils.run_cmd_local(f"{XDP_LOADER} status {HOST_IFNAME} {verbose}")
self.assertEqual(rc, 0)
self.assertIn(prog_name, output)
self.assertIn(mode, output)
self.assertIn("xdp_dispatcher", output)
self.assertIn(HOST_IFNAME, output)
utils.run_cmd_local(f"{XDP_LOADER} unload {HOST_IFNAME} -a")
def xdp_loader_case8_help(self):
sub_commands = ["load", "unload", "clean", "status"]
err, output, rc = utils.run_cmd_local(f"{XDP_LOADER} help", expect_err=True)
self.assertEqual(rc, 255)
self.assertIn("COMMAND", err)
for cmd in sub_commands:
err, output, rc = utils.run_cmd_local(f"{XDP_LOADER} {cmd} --help", expect_err=True)
self.assertEqual(rc, 1)
self.assertIn("Options", output)
def xdp_loader_case9_version(self):
sub_commands = ["load", "unload", "clean", "status"]
for cmd in sub_commands:
err, output, rc = utils.run_cmd_local(f"{XDP_LOADER} {cmd} --version")
self.assertIn("xdp-loader", output)
self.assertIn("libbpf", output)