/usr/share/pyshared/pytcpwrap/tcpwrap.py is in python-tcpwrap 0.2-2.1ubuntu5.
This file is owned by root:root, with mode 0o644.
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# <pytcpwrap - Python wrapper for libwrap used for hosts.allow/hosts.deny access control>
# Copyright (C) <2004> <Eugene Coetzee>
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
# e-mail author : eugene@reedflute.com
# postal address : Dwarsstreet 75, Potchefstroom,NW Province, 2531, Rebublic of South Africa
import libtcpwrap
import socket
class TCPWrap:
def __init__(self,app,hostname,ipaddr):
if not app:
self.allow=False
return
else:
self.app=app
if not hostname and not ipaddr:
self.allow=False
return
if hostname and ipaddr:
sock_hostname=socket.getfqdn(ipaddr)
sock_ipaddr=socket.gethostbyname(hostname)
if hostname!=sock_hostname or ipaddr!=sock_ipaddr:
self.allow=False
return
else:
self.hostname=hostname
self.ipaddr=ipaddr
if not hostname:
sock_hostname=socket.getfqdn(ipaddr)
if not sock_hostname:
self.alow=False
return
else:
self.hostname=sock_hostname
self.ipaddr=ipaddr
if not ipaddr:
sock_ipaddr=socket.gethostbyname(hostname)
if not sock_ipaddr:
self.alow=False
return
else:
self.ipaddr=sock_ipaddr
self.hostname=hostname
self.username=""
self.allow=libtcpwrap.hosts_ctl(self.app,self.hostname,self.ipaddr,self.username)
def Deny(self):
if self.allow:
return False
return True
def Allow(self):
if self.allow:
return True
return False
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