Removed unused middleware

This commit is contained in:
Martin Mahner 2017-01-20 10:59:50 +00:00
parent 2df0fd35b3
commit 47d9d39cc9
2 changed files with 6 additions and 62 deletions

View file

@ -1,6 +1,12 @@
Changelog
=========
2.14 (master)
-------------
* Removed "Suspicious" middleware which was never been used, documented,
and also not functional for a while.
2.13 (2017-01-20)
-----------------

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@ -1,62 +0,0 @@
import socket
from django.http import HttpResponseBadRequest
tor_bl = (
'{remote_addr}.{server_port}.{server_ip}'
'.ip-port.exitlist.torproject.org')
open_proxy_bl = ('{remote_addr}.dnsbl.proxybl.org')
rev_ip = lambda ip: '.'.join(reversed(ip.split('.'))) # pragma: no cover
response = """<html><body><h1>Access denied</h1>
<p>It appears you're requesting this page from an open proxy or
the TOR network. These networks are blocked due to numerous
statutory violation related posts in the past.</p>
<p>If you think this is wrong, <a href="https://github.com/bartTC/dpaste">file
a bug on Github please</a>.</p></body></html>"""
def in_blacklist(request, bl, ip=None): # pragma: no cover
ip = ip or request.META['REMOTE_ADDR']
try:
server_ip = socket.gethostbyname(request.META['SERVER_NAME'])
except socket.gaierror:
return
bl_name = bl.format(
remote_addr=rev_ip(ip),
server_port=request.META['SERVER_PORT'],
server_ip=rev_ip(server_ip)
)
try:
lookup = socket.gethostbyname(bl_name)
except socket.gaierror as s:
if s.errno == -5:
return False
return
except Exception:
return
return lookup == '127.0.0.2'
class SuspiciousIPMiddleware(object): # pragma: no cover
def process_request(self, request):
def check_tor():
if not hasattr(request, '_is_tor_exit_node'):
request._is_tor_exit_node = in_blacklist(request, tor_bl)
return request._is_tor_exit_node
request.is_tor_exit_node = check_tor
def check_open_proxy():
if not hasattr(request, '_is_open_proxy'):
request._is_open_proxy = in_blacklist(
request, open_proxy_bl)
return request._is_open_proxy
request.is_open_proxy = check_open_proxy
def check_suspicious():
return request.is_tor_exit_node() or request.is_open_proxy()
request.is_suspicious = check_suspicious
if request.method == 'POST' and request.is_suspicious():
return HttpResponseBadRequest(response)