freebsd-dev/tests/sys/common/net_receiver.py
Alexander V. Chernikov b4a4a3b82f Add tests verifying IPv4/IPv6 output for TCP/UDP/raw paths.
Reviewed by:	kp
MFC after:	2 weeks
Differential Revision:	https://reviews.freebsd.org/D24138
2020-03-23 12:21:32 +00:00

117 lines
4.2 KiB
Python
Executable File

#!/usr/bin/env python
# -
# SPDX-License-Identifier: BSD-2-Clause
#
# Copyright (c) 2020 Alexander V. Chernikov
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
#
# $FreeBSD$
#
from functools import partial
import socket
import select
import argparse
import time
def parse_args():
parser = argparse.ArgumentParser(description='divert socket tester')
parser.add_argument('--sip', type=str, default='', help='IP to listen on')
parser.add_argument('--family', type=str, help='inet/inet6')
parser.add_argument('--ports', type=str, help='packet ports 1,2,3')
parser.add_argument('--match_str', type=str, help='match string to use')
parser.add_argument('--count', type=int, default=1,
help='Number of messages to receive')
parser.add_argument('--test_name', type=str, required=True,
help='test name to run')
return parser.parse_args()
def test_listen_tcp(args):
if args.family == 'inet6':
fam = socket.AF_INET6
else:
fam = socket.AF_INET
sockets = []
ports = [int(port) for port in args.ports.split(',')]
for port in ports:
s = socket.socket(fam, socket.SOCK_STREAM)
s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
s.setblocking(0)
s.bind((args.sip, port))
print('binding on {}:{}'.format(args.sip, port))
s.listen(5)
sockets.append(s)
inputs = sockets
count = 0
while count < args.count:
readable, writable, exceptional = select.select(inputs, [], inputs)
for s in readable:
(c, address) = s.accept()
print('C: {}'.format(address))
data = c.recv(9000)
if args.match_str and args.match_str.encode('utf-8') != data:
raise Exception('Expected "{}" but got "{}"'.format(
args.match_str, data.decode('utf-8')))
count += 1
c.close()
def test_listen_udp(args):
if args.family == 'inet6':
fam = socket.AF_INET6
else:
fam = socket.AF_INET
sockets = []
ports = [int(port) for port in args.ports.split(',')]
for port in ports:
s = socket.socket(fam, socket.SOCK_DGRAM)
s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
s.setblocking(0)
s.bind((args.sip, port))
print('binding on {}:{}'.format(args.sip, port))
sockets.append(s)
inputs = sockets
count = 0
while count < args.count:
readable, writable, exceptional = select.select(inputs, [], inputs)
for s in readable:
(data, address) = s.recvfrom(9000)
print('C: {}'.format(address))
if args.match_str and args.match_str.encode('utf-8') != data:
raise Exception('Expected "{}" but got "{}"'.format(
args.match_str, data.decode('utf-8')))
count += 1
def main():
args = parse_args()
test_ptr = globals()[args.test_name]
test_ptr(args)
if __name__ == '__main__':
main()