Browse Source

listen at server; show warnings

1.4
clowwindy 12 years ago
parent
commit
29c4fd7de9
  1. 4
      CHANGES
  2. 2
      README.md
  3. 2
      README.rst
  4. 2
      setup.py
  5. 30
      shadowsocks/local.py
  6. 29
      shadowsocks/server.py
  7. 8
      shadowsocks/utils.py
  8. 252
      test.py

4
CHANGES

@ -1,3 +1,7 @@
1.3.2 2013-07-04
- Server will listen at server IP specified in config
- Check config file and show some warning messages
1.3.1 2013-06-29
- Fix -c arg

2
README.md

@ -2,7 +2,7 @@ shadowsocks
===========
[![Build Status](https://travis-ci.org/clowwindy/shadowsocks.png)](https://travis-ci.org/clowwindy/shadowsocks)
Current version: 1.3.1
Current version: 1.3.2
shadowsocks is a lightweight tunnel proxy which can help you get through firewalls

2
README.rst

@ -1,7 +1,7 @@
shadowsocks
===========
|Build Status| Current version: 1.3.1
|Build Status|
shadowsocks is a lightweight tunnel proxy which can help you get through
firewalls

2
setup.py

@ -6,7 +6,7 @@ with open('README.rst') as f:
setup(
name = "shadowsocks",
version = "1.3.1",
version = "1.3.2",
license = 'MIT',
description = "a lightweight tunnel proxy",
author = 'clowwindy',

30
shadowsocks/local.py

@ -178,32 +178,34 @@ def main():
logging.info('loading config from %s' % config_path)
with open(config_path, 'rb') as f:
config = json.load(f)
SERVER = config['server']
REMOTE_PORT = config['server_port']
PORT = config['local_port']
KEY = config['password']
METHOD = config.get('method', None)
LOCAL = config.get('local', '')
optlist, args = getopt.getopt(sys.argv[1:], 's:b:p:k:l:m:c:6')
for key, value in optlist:
if key == '-p':
REMOTE_PORT = int(value)
config['server_port'] = int(value)
elif key == '-k':
KEY = value
config['password'] = value
elif key == '-l':
PORT = int(value)
config['local_port'] = int(value)
elif key == '-s':
SERVER = value
config['server'] = value
elif key == '-m':
METHOD = value
config['method'] = value
elif key == '-b':
LOCAL = value
config['local'] = value
elif key == '-6':
IPv6 = True
SERVER = config['server']
REMOTE_PORT = config['server_port']
PORT = config['local_port']
KEY = config['password']
METHOD = config.get('method', None)
LOCAL = config.get('local', '')
if not KEY and not config_path:
sys.exit('config not specified, please read https://github.com/clowwindy/shadowsocks')
utils.check_config(config)
encrypt.init_table(KEY, METHOD)
@ -211,7 +213,7 @@ def main():
if IPv6:
ThreadingTCPServer.address_family = socket.AF_INET6
server = ThreadingTCPServer((LOCAL, PORT), Socks5Server)
logging.info("starting server at %s:%d" % tuple(server.server_address[:2]))
logging.info("starting local at %s:%d" % tuple(server.server_address[:2]))
server.serve_forever()
except socket.error, e:
logging.error(e)

29
shadowsocks/server.py

@ -144,7 +144,7 @@ def main():
IPv6 = False
config_path = utils.find_config()
optlist, args = getopt.getopt(sys.argv[1:], 'p:k:m:c:6')
optlist, args = getopt.getopt(sys.argv[1:], 's:p:k:m:c:6')
for key, value in optlist:
if key == '-c':
config_path = value
@ -153,31 +153,36 @@ def main():
with open(config_path, 'rb') as f:
config = json.load(f)
logging.info('loading config from %s' % config_path)
SERVER = config['server']
PORT = config['server_port']
KEY = config['password']
METHOD = config.get('method', None)
optlist, args = getopt.getopt(sys.argv[1:], 'p:k:m:c:6')
optlist, args = getopt.getopt(sys.argv[1:], 's:p:k:m:c:6')
for key, value in optlist:
if key == '-p':
PORT = int(value)
config['server_port'] = int(value)
elif key == '-k':
KEY = value
config['password'] = value
elif key == '-s':
config['server'] = value
elif key == '-m':
METHOD = value
config['method'] = value
elif key == '-6':
IPv6 = True
SERVER = config['server']
PORT = config['server_port']
KEY = config['password']
METHOD = config.get('method', None)
if not KEY and not config_path:
sys.exit('config not specified, please read https://github.com/clowwindy/shadowsocks')
utils.check_config(config)
encrypt.init_table(KEY, METHOD)
if IPv6:
ThreadingTCPServer.address_family = socket.AF_INET6
try:
server = ThreadingTCPServer(('', PORT), Socks5Server)
logging.info("starting server at port %d ..." % PORT)
server = ThreadingTCPServer((SERVER, PORT), Socks5Server)
logging.info("starting server at %s:%d" % tuple(server.server_address[:2]))
server.serve_forever()
except socket.error, e:
logging.error(e)

8
shadowsocks/utils.py

@ -2,6 +2,7 @@
# -*- coding: utf-8 -*-
import os
import logging
def find_config():
@ -12,3 +13,10 @@ def find_config():
if os.path.exists(config_path):
return config_path
return None
def check_config(config):
if config.get('server', '') in ['127.0.0.1', 'localhost']:
logging.warn('Server is set to "%s", maybe it\'s not correct' % config['server'])
logging.warn('Notice server will listen at %s:%s' % (config['server'], config['server_port']))
if (config.get('method', '') or '').lower() == 'rc4':
logging.warn('RC4 is not safe; please use a safer cipher, like AES-256-CFB')

252
test.py

@ -1,126 +1,126 @@
#!/usr/bin/python
# -*- coding: utf-8 -*-
import os
import signal
import sys
import select
import struct
import hashlib
import string
from subprocess import Popen, PIPE
target1 = [
[60, 53, 84, 138, 217, 94, 88, 23, 39, 242, 219, 35, 12, 157, 165, 181, 255, 143, 83, 247, 162, 16, 31, 209, 190,
171, 115, 65, 38, 41, 21, 245, 236, 46, 121, 62, 166, 233, 44, 154, 153, 145, 230, 49, 128, 216, 173, 29, 241, 119,
64, 229, 194, 103, 131, 110, 26, 197, 218, 59, 204, 56, 27, 34, 141, 221, 149, 239, 192, 195, 24, 155, 170, 183, 11
, 254, 213, 37, 137, 226, 75, 203, 55, 19, 72, 248, 22, 129, 33, 175, 178, 10, 198, 71, 77, 36, 113, 167, 48, 2,
117, 140, 142, 66, 199, 232, 243, 32, 123, 54, 51, 82, 57, 177, 87, 251, 150, 196, 133, 5, 253, 130, 8, 184, 14,
152, 231, 3, 186, 159, 76, 89, 228, 205, 156, 96, 163, 146, 18, 91, 132, 85, 80, 109, 172, 176, 105, 13, 50, 235,
127, 0, 189, 95, 98, 136, 250, 200, 108, 179, 211, 214, 106, 168, 78, 79, 74, 210, 30, 73, 201, 151, 208, 114, 101,
174, 92, 52, 120, 240, 15, 169, 220, 182, 81, 224, 43, 185, 40, 99, 180, 17, 212, 158, 42, 90, 9, 191, 45, 6, 25, 4
, 222, 67, 126, 1, 116, 124, 206, 69, 61, 7, 68, 97, 202, 63, 244, 20, 28, 58, 93, 134, 104, 144, 227, 147, 102,
118, 135, 148, 47, 238, 86, 112, 122, 70, 107, 215, 100, 139, 223, 225, 164, 237, 111, 125, 207, 160, 187, 246, 234
, 161, 188, 193, 249, 252],
[151, 205, 99, 127, 201, 119, 199, 211, 122, 196, 91, 74, 12, 147, 124, 180, 21, 191, 138, 83, 217, 30, 86, 7, 70,
200, 56, 62, 218, 47, 168, 22, 107, 88, 63, 11, 95, 77, 28, 8, 188, 29, 194, 186, 38, 198, 33, 230, 98, 43, 148,
110, 177, 1, 109, 82, 61, 112, 219, 59, 0, 210, 35, 215, 50, 27, 103, 203, 212, 209, 235, 93, 84, 169, 166, 80, 130
, 94, 164, 165, 142, 184, 111, 18, 2, 141, 232, 114, 6, 131, 195, 139, 176, 220, 5, 153, 135, 213, 154, 189, 238
, 174, 226, 53, 222, 146, 162, 236, 158, 143, 55, 244, 233, 96, 173, 26, 206, 100, 227, 49, 178, 34, 234, 108,
207, 245, 204, 150, 44, 87, 121, 54, 140, 118, 221, 228, 155, 78, 3, 239, 101, 64, 102, 17, 223, 41, 137, 225, 229,
66, 116, 171, 125, 40, 39, 71, 134, 13, 193, 129, 247, 251, 20, 136, 242, 14, 36, 97, 163, 181, 72, 25, 144, 46,
175, 89, 145, 113, 90, 159, 190, 15, 183, 73, 123, 187, 128, 248, 252, 152, 24, 197, 68, 253, 52, 69, 117, 57, 92,
104, 157, 170, 214, 81, 60, 133, 208, 246, 172, 23, 167, 160, 192, 76, 161, 237, 45, 4, 58, 10, 182, 65, 202, 240,
185, 241, 79, 224, 132, 51, 42, 126, 105, 37, 250, 149, 32, 243, 231, 67, 179, 48, 9, 106, 216, 31, 249, 19, 85,
254, 156, 115, 255, 120, 75, 16]]
target2 = [
[124, 30, 170, 247, 27, 127, 224, 59, 13, 22, 196, 76, 72, 154, 32, 209, 4, 2, 131, 62, 101, 51, 230, 9, 166, 11, 99
, 80, 208, 112, 36, 248, 81, 102, 130, 88, 218, 38, 168, 15, 241, 228, 167, 117, 158, 41, 10, 180, 194, 50, 204,
243, 246, 251, 29, 198, 219, 210, 195, 21, 54, 91, 203, 221, 70, 57, 183, 17, 147, 49, 133, 65, 77, 55, 202, 122,
162, 169, 188, 200, 190, 125, 63, 244, 96, 31, 107, 106, 74, 143, 116, 148, 78, 46, 1, 137, 150, 110, 181, 56, 95,
139, 58, 3, 231, 66, 165, 142, 242, 43, 192, 157, 89, 175, 109, 220, 128, 0, 178, 42, 255, 20, 214, 185, 83, 160,
253, 7, 23, 92, 111, 153, 26, 226, 33, 176, 144, 18, 216, 212, 28, 151, 71, 206, 222, 182, 8, 174, 205, 201, 152,
240, 155, 108, 223, 104, 239, 98, 164, 211, 184, 34, 193, 14, 114, 187, 40, 254, 12, 67, 93, 217, 6, 94, 16, 19, 82
, 86, 245, 24, 197, 134, 132, 138, 229, 121, 5, 235, 238, 85, 47, 103, 113, 179, 69, 250, 45, 135, 156, 25, 61,
75, 44, 146, 189, 84, 207, 172, 119, 53, 123, 186, 120, 171, 68, 227, 145, 136, 100, 90, 48, 79, 159, 149, 39, 213,
236, 126, 52, 60, 225, 199, 105, 73, 233, 252, 118, 215, 35, 115, 64, 37, 97, 129, 161, 177, 87, 237, 141, 173, 191
, 163, 140, 234, 232, 249],
[117, 94, 17, 103, 16, 186, 172, 127, 146, 23, 46, 25, 168, 8, 163, 39, 174, 67, 137, 175, 121, 59, 9, 128, 179, 199
, 132, 4, 140, 54, 1, 85, 14, 134, 161, 238, 30, 241, 37, 224, 166, 45, 119, 109, 202, 196, 93, 190, 220, 69, 49
, 21, 228, 209, 60, 73, 99, 65, 102, 7, 229, 200, 19, 82, 240, 71, 105, 169, 214, 194, 64, 142, 12, 233, 88, 201
, 11, 72, 92, 221, 27, 32, 176, 124, 205, 189, 177, 246, 35, 112, 219, 61, 129, 170, 173, 100, 84, 242, 157, 26,
218, 20, 33, 191, 155, 232, 87, 86, 153, 114, 97, 130, 29, 192, 164, 239, 90, 43, 236, 208, 212, 185, 75, 210, 0,
81, 227, 5, 116, 243, 34, 18, 182, 70, 181, 197, 217, 95, 183, 101, 252, 248, 107, 89, 136, 216, 203, 68, 91, 223,
96, 141, 150, 131, 13, 152, 198, 111, 44, 222, 125, 244, 76, 251, 158, 106, 24, 42, 38, 77, 2, 213, 207, 249, 147,
113, 135, 245, 118, 193, 47, 98, 145, 66, 160, 123, 211, 165, 78, 204, 80, 250, 110, 162, 48, 58, 10, 180, 55, 231,
79, 149, 74, 62, 50, 148, 143, 206, 28, 15, 57, 159, 139, 225, 122, 237, 138, 171, 36, 56, 115, 63, 144, 154, 6,
230, 133, 215, 41, 184, 22, 104, 254, 234, 253, 187, 226, 247, 188, 156, 151, 40, 108, 51, 83, 178, 52, 3, 31, 255,
195, 53, 235, 126, 167, 120]]
def get_table(key):
m = hashlib.md5()
m.update(key)
s = m.digest()
(a, b) = struct.unpack('<QQ', s)
table = [c for c in string.maketrans('', '')]
for i in xrange(1, 1024):
table.sort(lambda x, y: int(a % (ord(x) + i) - a % (ord(y) + i)))
return table
encrypt_table = ''.join(get_table('foobar!'))
decrypt_table = string.maketrans(encrypt_table, string.maketrans('', ''))
for i in range(0, 256):
assert(target1[0][i] == ord(encrypt_table[i]))
assert(target1[1][i] == ord(decrypt_table[i]))
encrypt_table = ''.join(get_table('barfoo!'))
decrypt_table = string.maketrans(encrypt_table, string.maketrans('', ''))
for i in range(0, 256):
assert(target2[0][i] == ord(encrypt_table[i]))
assert(target2[1][i] == ord(decrypt_table[i]))
p1 = Popen(['python', 'shadowsocks/server.py'], shell=False, bufsize=0, stdin=PIPE,
stdout=PIPE, stderr=PIPE, close_fds=True)
p2 = Popen(['python', 'shadowsocks/local.py'], shell=False, bufsize=0, stdin=PIPE,
stdout=PIPE, stderr=PIPE, close_fds=True)
p3 = None
print 'encryption test passed'
try:
ready_count = 0
fdset = [p1.stdout, p2.stdout, p1.stderr, p2.stderr]
while True:
r, w, e = select.select(fdset, [], fdset)
if e:
break
for fd in r:
line = fd.readline()
sys.stdout.write(line)
if line.find('starting server') >= 0:
ready_count += 1
if ready_count == 2 and p3 is None:
p3 = Popen(['curl', 'http://www.example.com/', '-v', '-L',
'--socks5-hostname', '127.0.0.1:1080'], shell=False,
bufsize=0, close_fds=True)
break
if p3 is not None:
r = p3.wait()
if r == 0:
print 'test passed'
sys.exit(r)
finally:
for p in [p1, p2]:
try:
os.kill(p.pid, signal.SIGTERM)
except OSError:
pass
sys.exit(-1)
#!/usr/bin/python
# -*- coding: utf-8 -*-
import os
import signal
import sys
import select
import struct
import hashlib
import string
from subprocess import Popen, PIPE
target1 = [
[60, 53, 84, 138, 217, 94, 88, 23, 39, 242, 219, 35, 12, 157, 165, 181, 255, 143, 83, 247, 162, 16, 31, 209, 190,
171, 115, 65, 38, 41, 21, 245, 236, 46, 121, 62, 166, 233, 44, 154, 153, 145, 230, 49, 128, 216, 173, 29, 241, 119,
64, 229, 194, 103, 131, 110, 26, 197, 218, 59, 204, 56, 27, 34, 141, 221, 149, 239, 192, 195, 24, 155, 170, 183, 11
, 254, 213, 37, 137, 226, 75, 203, 55, 19, 72, 248, 22, 129, 33, 175, 178, 10, 198, 71, 77, 36, 113, 167, 48, 2,
117, 140, 142, 66, 199, 232, 243, 32, 123, 54, 51, 82, 57, 177, 87, 251, 150, 196, 133, 5, 253, 130, 8, 184, 14,
152, 231, 3, 186, 159, 76, 89, 228, 205, 156, 96, 163, 146, 18, 91, 132, 85, 80, 109, 172, 176, 105, 13, 50, 235,
127, 0, 189, 95, 98, 136, 250, 200, 108, 179, 211, 214, 106, 168, 78, 79, 74, 210, 30, 73, 201, 151, 208, 114, 101,
174, 92, 52, 120, 240, 15, 169, 220, 182, 81, 224, 43, 185, 40, 99, 180, 17, 212, 158, 42, 90, 9, 191, 45, 6, 25, 4
, 222, 67, 126, 1, 116, 124, 206, 69, 61, 7, 68, 97, 202, 63, 244, 20, 28, 58, 93, 134, 104, 144, 227, 147, 102,
118, 135, 148, 47, 238, 86, 112, 122, 70, 107, 215, 100, 139, 223, 225, 164, 237, 111, 125, 207, 160, 187, 246, 234
, 161, 188, 193, 249, 252],
[151, 205, 99, 127, 201, 119, 199, 211, 122, 196, 91, 74, 12, 147, 124, 180, 21, 191, 138, 83, 217, 30, 86, 7, 70,
200, 56, 62, 218, 47, 168, 22, 107, 88, 63, 11, 95, 77, 28, 8, 188, 29, 194, 186, 38, 198, 33, 230, 98, 43, 148,
110, 177, 1, 109, 82, 61, 112, 219, 59, 0, 210, 35, 215, 50, 27, 103, 203, 212, 209, 235, 93, 84, 169, 166, 80, 130
, 94, 164, 165, 142, 184, 111, 18, 2, 141, 232, 114, 6, 131, 195, 139, 176, 220, 5, 153, 135, 213, 154, 189, 238
, 174, 226, 53, 222, 146, 162, 236, 158, 143, 55, 244, 233, 96, 173, 26, 206, 100, 227, 49, 178, 34, 234, 108,
207, 245, 204, 150, 44, 87, 121, 54, 140, 118, 221, 228, 155, 78, 3, 239, 101, 64, 102, 17, 223, 41, 137, 225, 229,
66, 116, 171, 125, 40, 39, 71, 134, 13, 193, 129, 247, 251, 20, 136, 242, 14, 36, 97, 163, 181, 72, 25, 144, 46,
175, 89, 145, 113, 90, 159, 190, 15, 183, 73, 123, 187, 128, 248, 252, 152, 24, 197, 68, 253, 52, 69, 117, 57, 92,
104, 157, 170, 214, 81, 60, 133, 208, 246, 172, 23, 167, 160, 192, 76, 161, 237, 45, 4, 58, 10, 182, 65, 202, 240,
185, 241, 79, 224, 132, 51, 42, 126, 105, 37, 250, 149, 32, 243, 231, 67, 179, 48, 9, 106, 216, 31, 249, 19, 85,
254, 156, 115, 255, 120, 75, 16]]
target2 = [
[124, 30, 170, 247, 27, 127, 224, 59, 13, 22, 196, 76, 72, 154, 32, 209, 4, 2, 131, 62, 101, 51, 230, 9, 166, 11, 99
, 80, 208, 112, 36, 248, 81, 102, 130, 88, 218, 38, 168, 15, 241, 228, 167, 117, 158, 41, 10, 180, 194, 50, 204,
243, 246, 251, 29, 198, 219, 210, 195, 21, 54, 91, 203, 221, 70, 57, 183, 17, 147, 49, 133, 65, 77, 55, 202, 122,
162, 169, 188, 200, 190, 125, 63, 244, 96, 31, 107, 106, 74, 143, 116, 148, 78, 46, 1, 137, 150, 110, 181, 56, 95,
139, 58, 3, 231, 66, 165, 142, 242, 43, 192, 157, 89, 175, 109, 220, 128, 0, 178, 42, 255, 20, 214, 185, 83, 160,
253, 7, 23, 92, 111, 153, 26, 226, 33, 176, 144, 18, 216, 212, 28, 151, 71, 206, 222, 182, 8, 174, 205, 201, 152,
240, 155, 108, 223, 104, 239, 98, 164, 211, 184, 34, 193, 14, 114, 187, 40, 254, 12, 67, 93, 217, 6, 94, 16, 19, 82
, 86, 245, 24, 197, 134, 132, 138, 229, 121, 5, 235, 238, 85, 47, 103, 113, 179, 69, 250, 45, 135, 156, 25, 61,
75, 44, 146, 189, 84, 207, 172, 119, 53, 123, 186, 120, 171, 68, 227, 145, 136, 100, 90, 48, 79, 159, 149, 39, 213,
236, 126, 52, 60, 225, 199, 105, 73, 233, 252, 118, 215, 35, 115, 64, 37, 97, 129, 161, 177, 87, 237, 141, 173, 191
, 163, 140, 234, 232, 249],
[117, 94, 17, 103, 16, 186, 172, 127, 146, 23, 46, 25, 168, 8, 163, 39, 174, 67, 137, 175, 121, 59, 9, 128, 179, 199
, 132, 4, 140, 54, 1, 85, 14, 134, 161, 238, 30, 241, 37, 224, 166, 45, 119, 109, 202, 196, 93, 190, 220, 69, 49
, 21, 228, 209, 60, 73, 99, 65, 102, 7, 229, 200, 19, 82, 240, 71, 105, 169, 214, 194, 64, 142, 12, 233, 88, 201
, 11, 72, 92, 221, 27, 32, 176, 124, 205, 189, 177, 246, 35, 112, 219, 61, 129, 170, 173, 100, 84, 242, 157, 26,
218, 20, 33, 191, 155, 232, 87, 86, 153, 114, 97, 130, 29, 192, 164, 239, 90, 43, 236, 208, 212, 185, 75, 210, 0,
81, 227, 5, 116, 243, 34, 18, 182, 70, 181, 197, 217, 95, 183, 101, 252, 248, 107, 89, 136, 216, 203, 68, 91, 223,
96, 141, 150, 131, 13, 152, 198, 111, 44, 222, 125, 244, 76, 251, 158, 106, 24, 42, 38, 77, 2, 213, 207, 249, 147,
113, 135, 245, 118, 193, 47, 98, 145, 66, 160, 123, 211, 165, 78, 204, 80, 250, 110, 162, 48, 58, 10, 180, 55, 231,
79, 149, 74, 62, 50, 148, 143, 206, 28, 15, 57, 159, 139, 225, 122, 237, 138, 171, 36, 56, 115, 63, 144, 154, 6,
230, 133, 215, 41, 184, 22, 104, 254, 234, 253, 187, 226, 247, 188, 156, 151, 40, 108, 51, 83, 178, 52, 3, 31, 255,
195, 53, 235, 126, 167, 120]]
def get_table(key):
m = hashlib.md5()
m.update(key)
s = m.digest()
(a, b) = struct.unpack('<QQ', s)
table = [c for c in string.maketrans('', '')]
for i in xrange(1, 1024):
table.sort(lambda x, y: int(a % (ord(x) + i) - a % (ord(y) + i)))
return table
encrypt_table = ''.join(get_table('foobar!'))
decrypt_table = string.maketrans(encrypt_table, string.maketrans('', ''))
for i in range(0, 256):
assert(target1[0][i] == ord(encrypt_table[i]))
assert(target1[1][i] == ord(decrypt_table[i]))
encrypt_table = ''.join(get_table('barfoo!'))
decrypt_table = string.maketrans(encrypt_table, string.maketrans('', ''))
for i in range(0, 256):
assert(target2[0][i] == ord(encrypt_table[i]))
assert(target2[1][i] == ord(decrypt_table[i]))
p1 = Popen(['python', 'shadowsocks/server.py'], shell=False, bufsize=0, stdin=PIPE,
stdout=PIPE, stderr=PIPE, close_fds=True)
p2 = Popen(['python', 'shadowsocks/local.py'], shell=False, bufsize=0, stdin=PIPE,
stdout=PIPE, stderr=PIPE, close_fds=True)
p3 = None
print 'encryption test passed'
try:
ready_count = 0
fdset = [p1.stdout, p2.stdout, p1.stderr, p2.stderr]
while True:
r, w, e = select.select(fdset, [], fdset)
if e:
break
for fd in r:
line = fd.readline()
sys.stdout.write(line)
if line.find('starting') >= 0:
ready_count += 1
if ready_count == 2 and p3 is None:
p3 = Popen(['curl', 'http://www.example.com/', '-v', '-L',
'--socks5-hostname', '127.0.0.1:1080'], shell=False,
bufsize=0, close_fds=True)
break
if p3 is not None:
r = p3.wait()
if r == 0:
print 'test passed'
sys.exit(r)
finally:
for p in [p1, p2]:
try:
os.kill(p.pid, signal.SIGTERM)
except OSError:
pass
sys.exit(-1)

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