{{ message }}
Repository navigation
Expand file tree
/
Copy pathcheck_https.py
More file actions
executable file
·288 lines (250 loc) · 9.65 KB
/
Copy pathcheck_https.py
File metadata and controls
executable file
·288 lines (250 loc) · 9.65 KB
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
#!/usr/bin/env python3
import argparse
import collections
import concurrent.futures
import errno
import logging
import json
import os
import random
import re
import shutil
import socket
import ssl
import time
from http.client import HTTPConnection, HTTPSConnection, HTTPException
from urllib.parse import urlsplit
import jinja2
PARALLELISM = 16
USER_AGENT = "HTTPSWatch Bot (https://httpswatch.com)"
ANALYTICS = """<script>
(function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){
(i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),
m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)
})(window,document,'script','//www.google-analytics.com/analytics.js','ga');
ga('create', 'UA-342043-4', 'auto');
ga('send', 'pageview');
</script>
"""
log = logging.getLogger("check_https")
class Check:
def __init__(self):
pass
def succeed(self, desc):
self.failed = False
self.icon = "good"
self.description = desc
def fail(self, desc):
self.failed = True
self.icon = "bad"
self.description = desc
class Not200(Exception):
def __init__(self, status):
super(Exception, self).__init__()
self.status = status
def fetch_through_redirects(http, stop=None):
path = "/"
url = None
while True:
http.request("GET", path, headers={"User-Agent": USER_AGENT})
resp = http.getresponse()
if resp.status in (301, 302, 303, 307):
url = urlsplit(resp.getheader("Location"))
if stop is not None and stop(url):
break
resp.read()
resp.close()
if url.netloc and url.netloc != http.host:
# Probably should actually handle this...
raise ValueError("Site redirects to a different domain.")
path = url.path
if not path.startswith("/"):
path = "/" + path
continue
if resp.status != 200:
raise Not200(resp.status)
break
return url, resp
def check_one_site(site):
domain = site["domain"]
log.info("Checking {}".format(domain))
site["status"] = "bad"
site["checks"] = checks = []
good_connection = Check()
checks.append(good_connection)
try:
addrs = socket.getaddrinfo(domain, 443, socket.AF_INET, proto=socket.IPPROTO_TCP)
except socket.gaierror:
log.warning("DNS lookup for {} failed!".format(domain))
return
info = random.choice(addrs)
sock = socket.socket(info[0], info[1], info[2])
sock.settimeout(10)
context = ssl.SSLContext(ssl.PROTOCOL_SSLv23)
context.options |= ssl.OP_NO_SSLv2 | ssl.OP_NO_SSLv3
# Some platforms (OS X) do not have OP_NO_COMPRESSION
if hasattr(ssl, "OP_NO_COMPRESSION"):
context.options |= ssl.OP_NO_COMPRESSION
context.verify_mode = ssl.CERT_REQUIRED
context.check_hostname = True
context.load_verify_locations("moz-certs.pem")
secure_sock = context.wrap_socket(sock, server_hostname=domain)
try:
secure_sock.connect(info[4])
except ConnectionRefusedError:
good_connection.fail("Nothing is listening on port 443.")
return
except socket.timeout:
good_connection.fail("<code>connect()</code> to port 443 times out.")
return
except ssl.SSLError as e:
if e.reason == "CERTIFICATE_VERIFY_FAILED":
desc = "Certificate not trusted by Mozilla cert store."
else:
desc = "A TLS-related error ({}) occurs when trying to connect.".format(e.reason)
good_connection.fail(desc)
return
except ssl.CertificateError:
good_connection.fail("Certificate hostname verification fails.")
return
except OSError as e:
error_name = errno.errorcode[e.errno]
good_connection.fail("<code>connect()</code> returns with error {}.".format(error_name))
return
good_connection.succeed("A verified TLS connection can be established. "
"(<a href=\"https://www.ssllabs.com/ssltest/analyze.html?d={}\">SSL Labs report</a>)".format(domain))
mediocre = False
https_load = Check()
checks.append(https_load)
http = HTTPSConnection(domain, context=context)
http.sock = secure_sock
try:
def stop_on_http_or_domain_change(url):
return url.scheme == "http" or (url.netloc and url.netloc != domain)
final, resp = fetch_through_redirects(http, stop_on_http_or_domain_change)
if final is not None and final.scheme == "http":
https_load.fail("The HTTPS site redirects to HTTP.")
return
good_sts = Check()
checks.append(good_sts)
sts = resp.getheader("Strict-Transport-Security")
if sts is not None:
m = re.search("max-age=(\d+)", sts)
if m is not None:
age = int(m.group(1))
if age >= 2592000:
good_sts.succeed("<code>Strict-Transport-Security</code> header is set with a long <code>max-age</code> directive.")
else:
good_sts.fail("<code>Strict-Transport-Security</code> header is set but the <code>max-age</code> is less than 30 days.")
else:
good_sts.fail("<code>Strict-Transport-Security</code> header doesn't contain a <code>max-age</code> directive.")
else:
good_sts.fail("<code>Strict-Transport-Security</code> header is not set.")
if good_sts.failed:
mediocre = True
except socket.timeout:
https_load.fail("Requesting HTTPS page times out.")
return
except Not200 as e:
https_load.fail("The HTTPS site returns an error status ({}) on request.".format(e.status))
return
except OSError as e:
err_msg = errno.errorcode[e.errno]
https_load.fail("Encountered error ({}) while loading HTTPS site.".format(err_msg))
return
finally:
http.close()
https_load.succeed("A page can be successfully fetched over HTTPS.")
http_redirect = Check()
checks.append(http_redirect)
http = HTTPConnection(domain)
try:
def stop_on_https(url):
return url.scheme == "https"
final, resp = fetch_through_redirects(http, stop_on_https)
if final is not None and final.scheme == "https":
http_redirect.succeed("HTTP site redirects to HTTPS.")
else:
http_redirect.fail("HTTP site doesn't redirect to HTTPS.")
mediocre = True
except HTTPException:
http_redirect.fail("Encountered HTTP error while loading HTTP site.")
return
except Not200 as e:
http_redirect.fail("The HTTP site returns an error status ({}) on request.".format(e.status))
return
except OSError as e:
err_msg = errno.errorcode[e.errno]
http_redirect.fail("Encountered error ({}) while loading HTTP site.".format(err_msg))
return
finally:
http.close()
site["status"] = "mediocre" if mediocre else "good"
def regenerate_everything():
with open("config/meta.json", "r", encoding="utf-8") as fp:
meta = json.load(fp)
futures = []
executor = concurrent.futures.ThreadPoolExecutor(max_workers=PARALLELISM)
for listing in meta["listings"]:
if "external" in listing:
continue
with open("config/{}.json".format(listing["shortname"]), encoding="utf-8") as fp:
listing["data"] = json.load(fp)
for cat in listing["data"]["categories"]:
for site in cat["sites"]:
futures.append(executor.submit(check_one_site, site))
with executor:
while True:
done, not_done = concurrent.futures.wait(futures, timeout=1)
print("{}/{}".format(len(done), len(done) + len(not_done)))
if not not_done:
break
for f in futures:
# This will raise an exception if check_one_site did.
f.result()
for listing in meta["listings"]:
if "external" in listing:
continue
for cat in listing["data"]["categories"]:
cat_status = collections.Counter()
for site in cat["sites"]:
cat_status[site["status"]] += 1
cat["counts"] = cat_status
return meta
def encode_check(o):
if not isinstance(o, Check):
raise TypeError
return o.__dict__
def main():
parser = argparse.ArgumentParser()
parser.add_argument("--cached", action="store_true")
args = parser.parse_args()
if args.cached:
with open("cache.json", "r", encoding="utf-8") as fp:
meta = json.load(fp)
else:
meta = regenerate_everything()
with open("cache.json", "w", encoding="utf-8") as fp:
json.dump(meta, fp, default=encode_check)
# Write out results.
env = jinja2.Environment(loader=jinja2.FileSystemLoader("templates"))
env.globals["analytics"] = ANALYTICS
env.globals["update_time"] = time.strftime("%Y-%m-%d %H:%MZ", time.gmtime())
env.globals["meta"] = meta
try:
os.mkdir("out")
except FileExistsError:
pass
with open("out/about.html", "w", encoding="utf-8") as fp:
fp.write(env.get_template("about.html.jinja").render())
listing_tmp = env.get_template("listing.html.jinja")
for listing in meta["listings"]:
if "external" in listing:
continue
out_fn = "out/{}.html".format(listing["shortname"])
with open(out_fn, "w", encoding="utf-8") as fp:
fp.write(listing_tmp.render(listing=listing))
if meta["default_page"] == listing["shortname"]:
shutil.copy(out_fn, "out/index.html")
if __name__ == "__main__":
main()
You can’t perform that action at this time.