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|
#!/usr/bin/env python
# -*- coding: utf-8 -*-
# Blackmore's Enhanced IRC-Notification Collection (BEINC) v2.0
# Copyright (C) 2013-2015 Simeon Simeonov
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
# This program 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 General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import argparse
import errno
import getpass
import httplib # for Python < 2.7.9
import os
import socket # for Python < 2.7.9
import ssl
import sys
import xmlrpclib
__author__ = 'Simeon Simeonov'
__version__ = '1.0'
__license__ = 'GPL3'
class BEINCCustomHTTPSConnection(httplib.HTTPConnection):
"""
This class allows communication via SSL.
It is a reimplementation of httplib.HTTPSConnection and
allows the server certificate to be validated against CA
This functionality lacks in Python < 2.7.9
"""
default_port = httplib.HTTPS_PORT
def __init__(self, host, port=None, key_file=None, cert_file=None,
strict=None, timeout=socket._GLOBAL_DEFAULT_TIMEOUT,
source_address=None, ca_cert=None):
httplib.HTTPConnection.__init__(self, host, port, strict, timeout,
source_address)
self.key_file = key_file
self.cert_file = cert_file
self.ca_cert = ca_cert
def connect(self):
"Connect to a host on a given (SSL) port."
sock = socket.create_connection((self.host, self.port),
self.timeout, self.source_address)
if self._tunnel_host:
self.sock = sock
self._tunnel()
self.sock = ssl.wrap_socket(sock,
self.key_file,
self.cert_file,
cert_reqs=ssl.CERT_REQUIRED,
ca_certs=self.ca_cert)
class BEINCCustomSafeTransport(xmlrpclib.Transport):
def __init__(self, use_datetime=0, ca_cert=None):
xmlrpclib.Transport.__init__(self, use_datetime=use_datetime)
self.ca_cert = ca_cert
def make_connection(self, host):
if self._connection and host == self._connection[0]:
return self._connection[1]
try:
HTTPS = BEINCCustomHTTPSConnection
except AttributeError:
raise NotImplementedError(
"your version of httplib doesn't support HTTPS"
)
else:
chost, self._extra_headers, x509 = self.get_host_info(host)
self._connection = host, HTTPS(chost,
None,
ca_cert=self.ca_cert,
**(x509 or {}))
return self._connection[1]
def action_execute(args):
"""
"""
try:
if sys.hexversion >= 0x20709f0:
# Python >= 2.7.9
context = ssl.SSLContext(ssl.PROTOCOL_SSLv23)
context.verify_mode = ssl.CERT_REQUIRED
context.check_hostname = False
context.load_verify_locations(os.path.expanduser(args.cert))
transport = xmlrpclib.SafeTransport(context=context)
else:
# Python < 2.7.9
transport = BEINCCustomSafeTransport(
ca_cert=os.path.expanduser(args.cert))
server = xmlrpclib.ServerProxy(args.url,
transport=transport)
if args.pull:
print(server.pull(args.rname, args.password))
else:
print(server.push(args.rname,
args.password,
args.title,
args.message))
except xmlrpclib.Fault as fault:
sys.stderr.write(
'BEINC server answered with errorCode={0}: {1}\n'.format(
fault.faultCode,
fault.faultString))
except Exception as e:
sys.stderr.write('BEINC generic client error: {0}\n'.format(e))
sys.exit(errno.EPERM)
def main():
parser = argparse.ArgumentParser(
description='The following options are available')
parser.add_argument('url',
metavar='URL',
type=str,
help='Destination URL')
parser.add_argument('-c', '--cert-file',
metavar='FILE',
type=str,
dest='cert',
default='',
help='BEINC CA-cert to check the server-cert against')
parser.add_argument('-m', '--message',
metavar='MESSAGE',
type=str,
dest='message',
default='BEINC message',
help='BEINC message')
parser.add_argument('-n', '--resource-name',
metavar='NAME',
type=str,
dest='rname',
required=True,
help='The name of the BEINC-resource on '
'the remote server')
parser.add_argument('-p', '--password',
metavar='PASSWORD',
type=str,
dest='password',
default='',
help='Password')
parser.add_argument('--pull',
action='store_true',
dest='pull',
default=False,
help='Perform a pull operation (default: push)')
parser.add_argument('-t', '--title',
metavar='TITLE',
type=str,
dest='title',
default='BEINC title',
help='BEINC title')
parser.add_argument('-v', '--version',
action='version',
version='%(prog)s {0}'.format(__version__),
help='display program-version and exit')
args = parser.parse_args()
if not args.password:
try:
args.password = getpass.getpass()
except Exception as e:
sys.stderr.write('Prompt terminated\n')
sys.exit(errno.EACCES)
action_execute(args)
sys.exit(0)
if __name__ == '__main__':
main()
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