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
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
|
from __future__ import absolute_import
import os
import re
from OpenSSL import SSL
import netlib
from netlib import http, certutils, tcp
from netlib.http import authentication
from .. import utils, platform, version
from .primitives import RegularProxyMode, SpoofMode, SSLSpoofMode, TransparentProxyMode, UpstreamProxyMode, ReverseProxyMode, Socks5ProxyMode
TRANSPARENT_SSL_PORTS = [443, 8443]
CONF_BASENAME = "mitmproxy"
CA_DIR = "~/.mitmproxy"
# We manually need to specify this, otherwise OpenSSL may select a non-HTTP2 cipher by default.
# https://mozilla.github.io/server-side-tls/ssl-config-generator/?server=apache-2.2.15&openssl=1.0.2&hsts=yes&profile=old
DEFAULT_CLIENT_CIPHERS = "ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:DHE-DSS-AES128-GCM-SHA256:kEDH+AESGCM:ECDHE-RSA-AES128-SHA256:ECDHE-ECDSA-AES128-SHA256:ECDHE-RSA-AES128-SHA:ECDHE-ECDSA-AES128-SHA:ECDHE-RSA-AES256-SHA384:ECDHE-ECDSA-AES256-SHA384:ECDHE-RSA-AES256-SHA:ECDHE-ECDSA-AES256-SHA:DHE-RSA-AES128-SHA256:DHE-RSA-AES128-SHA:DHE-DSS-AES128-SHA256:DHE-RSA-AES256-SHA256:DHE-DSS-AES256-SHA:DHE-RSA-AES256-SHA:ECDHE-RSA-DES-CBC3-SHA:ECDHE-ECDSA-DES-CBC3-SHA:AES128-GCM-SHA256:AES256-GCM-SHA384:AES128-SHA256:AES256-SHA256:AES128-SHA:AES256-SHA:AES:DES-CBC3-SHA:HIGH:!aNULL:!eNULL:!EXPORT:!DES:!RC4:!MD5:!PSK:!aECDH:!EDH-DSS-DES-CBC3-SHA:!EDH-RSA-DES-CBC3-SHA:!KRB5-DES-CBC3-SHA"
class HostMatcher(object):
def __init__(self, patterns=[]):
self.patterns = list(patterns)
self.regexes = [re.compile(p, re.IGNORECASE) for p in self.patterns]
def __call__(self, address):
address = tcp.Address.wrap(address)
host = "%s:%s" % (address.host, address.port)
if any(rex.search(host) for rex in self.regexes):
return True
else:
return False
def __nonzero__(self):
return bool(self.patterns)
class ProxyConfig:
def __init__(
self,
host='',
port=8080,
server_version=version.NAMEVERSION,
cadir=CA_DIR,
clientcerts=None,
no_upstream_cert=False,
body_size_limit=None,
mode=None,
upstream_server=None,
http_form_in=None,
http_form_out=None,
authenticator=None,
ignore_hosts=[],
tcp_hosts=[],
ciphers_client=None,
ciphers_server=None,
certs=[],
ssl_version_client=tcp.SSL_DEFAULT_METHOD,
ssl_version_server=tcp.SSL_DEFAULT_METHOD,
ssl_ports=TRANSPARENT_SSL_PORTS,
spoofed_ssl_port=None,
ssl_verify_upstream_cert=False,
ssl_upstream_trusted_cadir=None,
ssl_upstream_trusted_ca=None
):
self.host = host
self.port = port
self.server_version = server_version
self.ciphers_client = ciphers_client
self.ciphers_server = ciphers_server
self.clientcerts = clientcerts
self.no_upstream_cert = no_upstream_cert
self.body_size_limit = body_size_limit
if mode == "transparent":
self.mode = TransparentProxyMode(platform.resolver(), ssl_ports)
elif mode == "socks5":
self.mode = Socks5ProxyMode(ssl_ports)
elif mode == "reverse":
self.mode = ReverseProxyMode(upstream_server)
elif mode == "upstream":
self.mode = UpstreamProxyMode(upstream_server)
elif mode == "spoof":
self.mode = SpoofMode()
elif mode == "sslspoof":
self.mode = SSLSpoofMode(spoofed_ssl_port)
else:
self.mode = RegularProxyMode()
# Handle manual overrides of the http forms
self.mode.http_form_in = http_form_in or self.mode.http_form_in
self.mode.http_form_out = http_form_out or self.mode.http_form_out
self.check_ignore = HostMatcher(ignore_hosts)
self.check_tcp = HostMatcher(tcp_hosts)
self.authenticator = authenticator
self.cadir = os.path.expanduser(cadir)
self.certstore = certutils.CertStore.from_store(
self.cadir,
CONF_BASENAME)
for spec, cert in certs:
self.certstore.add_cert_file(spec, cert)
self.ssl_ports = ssl_ports
if isinstance(ssl_version_client, int):
self.openssl_method_client = ssl_version_client
else:
self.openssl_method_client = tcp.SSL_VERSIONS[ssl_version_client]
if isinstance(ssl_version_server, int):
self.openssl_method_server = ssl_version_server
else:
self.openssl_method_server = tcp.SSL_VERSIONS[ssl_version_server]
if ssl_verify_upstream_cert:
self.openssl_verification_mode_server = SSL.VERIFY_PEER
else:
self.openssl_verification_mode_server = SSL.VERIFY_NONE
self.openssl_trusted_cadir_server = ssl_upstream_trusted_cadir
self.openssl_trusted_ca_server = ssl_upstream_trusted_ca
self.openssl_options_client = tcp.SSL_DEFAULT_OPTIONS
self.openssl_options_server = tcp.SSL_DEFAULT_OPTIONS
def process_proxy_options(parser, options):
body_size_limit = utils.parse_size(options.body_size_limit)
c = 0
mode, upstream_server, spoofed_ssl_port = None, None, None
if options.transparent_proxy:
c += 1
if not platform.resolver:
return parser.error(
"Transparent mode not supported on this platform.")
mode = "transparent"
if options.socks_proxy:
c += 1
mode = "socks5"
if options.reverse_proxy:
c += 1
mode = "reverse"
upstream_server = options.reverse_proxy
if options.upstream_proxy:
c += 1
mode = "upstream"
upstream_server = options.upstream_proxy
if options.spoof_mode:
c += 1
mode = "spoof"
if options.ssl_spoof_mode:
c += 1
mode = "sslspoof"
spoofed_ssl_port = options.spoofed_ssl_port
if c > 1:
return parser.error(
"Transparent, SOCKS5, reverse and upstream proxy mode "
"are mutually exclusive.")
if options.clientcerts:
options.clientcerts = os.path.expanduser(options.clientcerts)
if not os.path.exists(
options.clientcerts) or not os.path.isdir(
options.clientcerts):
return parser.error(
"Client certificate directory does not exist or is not a directory: %s" %
options.clientcerts)
if (options.auth_nonanonymous or options.auth_singleuser or options.auth_htpasswd):
if options.auth_singleuser:
if len(options.auth_singleuser.split(':')) != 2:
return parser.error(
"Invalid single-user specification. Please use the format username:password")
username, password = options.auth_singleuser.split(':')
password_manager = authentication.PassManSingleUser(username, password)
elif options.auth_nonanonymous:
password_manager = authentication.PassManNonAnon()
elif options.auth_htpasswd:
try:
password_manager = authentication.PassManHtpasswd(
options.auth_htpasswd)
except ValueError as v:
return parser.error(v.message)
authenticator = authentication.BasicProxyAuth(password_manager, "mitmproxy")
else:
authenticator = authentication.NullProxyAuth(None)
certs = []
for i in options.certs:
parts = i.split("=", 1)
if len(parts) == 1:
parts = ["*", parts[0]]
parts[1] = os.path.expanduser(parts[1])
if not os.path.exists(parts[1]):
parser.error("Certificate file does not exist: %s" % parts[1])
certs.append(parts)
ssl_ports = options.ssl_ports
if options.ssl_ports != TRANSPARENT_SSL_PORTS:
# arparse appends to default value by default, strip that off.
# see http://bugs.python.org/issue16399
ssl_ports = ssl_ports[len(TRANSPARENT_SSL_PORTS):]
return ProxyConfig(
host=options.addr,
port=options.port,
cadir=options.cadir,
clientcerts=options.clientcerts,
no_upstream_cert=options.no_upstream_cert,
body_size_limit=body_size_limit,
mode=mode,
upstream_server=upstream_server,
http_form_in=options.http_form_in,
http_form_out=options.http_form_out,
ignore_hosts=options.ignore_hosts,
tcp_hosts=options.tcp_hosts,
authenticator=authenticator,
ciphers_client=options.ciphers_client,
ciphers_server=options.ciphers_server,
certs=certs,
ssl_version_client=options.ssl_version_client,
ssl_version_server=options.ssl_version_server,
ssl_ports=ssl_ports,
spoofed_ssl_port=spoofed_ssl_port,
ssl_verify_upstream_cert=options.ssl_verify_upstream_cert,
ssl_upstream_trusted_cadir=options.ssl_upstream_trusted_cadir,
ssl_upstream_trusted_ca=options.ssl_upstream_trusted_ca
)
def ssl_option_group(parser):
group = parser.add_argument_group("SSL")
group.add_argument(
"--cert",
dest='certs',
default=[],
type=str,
metavar="SPEC",
action="append",
help='Add an SSL certificate. SPEC is of the form "[domain=]path". '
'The domain may include a wildcard, and is equal to "*" if not specified. '
'The file at path is a certificate in PEM format. If a private key is included in the PEM, '
'it is used, else the default key in the conf dir is used. '
'The PEM file should contain the full certificate chain, with the leaf certificate as the first entry. '
'Can be passed multiple times.')
group.add_argument(
"--ciphers-client", action="store",
type=str, dest="ciphers_client", default=DEFAULT_CLIENT_CIPHERS,
help="Set supported ciphers for client connections. (OpenSSL Syntax)"
)
group.add_argument(
"--ciphers-server", action="store",
type=str, dest="ciphers_server", default=None,
help="Set supported ciphers for server connections. (OpenSSL Syntax)"
)
group.add_argument(
"--client-certs", action="store",
type=str, dest="clientcerts", default=None,
help="Client certificate directory."
)
group.add_argument(
"--no-upstream-cert", default=False,
action="store_true", dest="no_upstream_cert",
help="Don't connect to upstream server to look up certificate details."
)
group.add_argument(
"--verify-upstream-cert", default=False,
action="store_true", dest="ssl_verify_upstream_cert",
help="Verify upstream server SSL/TLS certificates and fail if invalid "
"or not present."
)
group.add_argument(
"--upstream-trusted-cadir", default=None, action="store",
dest="ssl_upstream_trusted_cadir",
help="Path to a directory of trusted CA certificates for upstream "
"server verification prepared using the c_rehash tool."
)
group.add_argument(
"--upstream-trusted-ca", default=None, action="store",
dest="ssl_upstream_trusted_ca",
help="Path to a PEM formatted trusted CA certificate."
)
group.add_argument(
"--ssl-port",
action="append",
type=int,
dest="ssl_ports",
default=list(TRANSPARENT_SSL_PORTS),
metavar="PORT",
help="Can be passed multiple times. Specify destination ports which are assumed to be SSL. "
"Defaults to %s." %
str(TRANSPARENT_SSL_PORTS))
group.add_argument(
"--ssl-version-client", dest="ssl_version_client", type=str, default=tcp.SSL_DEFAULT_VERSION,
choices=tcp.SSL_VERSIONS.keys(),
help=""""
Use a specified protocol for client connections:
TLSv1.2, TLSv1.1, TLSv1, SSLv3, SSLv2, SSLv23.
Default to SSLv23."""
)
group.add_argument(
"--ssl-version-server", dest="ssl_version_server", type=str, default=tcp.SSL_DEFAULT_VERSION,
choices=tcp.SSL_VERSIONS.keys(),
help=""""
Use a specified protocol for server connections:
TLSv1.2, TLSv1.1, TLSv1, SSLv3, SSLv2, SSLv23.
Default to SSLv23."""
)
|