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|
#!/usr/bin/env python
# -*- coding: utf-8 -*-
# Blackmore's Enhanced IRC-Notification Collection (BEINC) v1.0
# Copyright (C) 2013-2014 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
import json
import os
import sched
import socket
import ssl
import sys
import time
import urllib
import urllib2
try:
import pynotify
except ImportError as e:
sys.stderr.write('A working pynotify library is required by BEINC-poller\n')
sys.exit(1)
__author__ = 'Simeon Simeonov'
__version__ = '1.0'
__license__ = 'GPL3'
class ValidHTTPSConnection(httplib.HTTPConnection):
"""
Implements a simple CERT verification functionality
"""
default_port = httplib.HTTPS_PORT
def __init__(self, *args, **kwargs):
httplib.HTTPConnection.__init__(self, *args, **kwargs)
def connect(self):
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,
ca_certs=global_beinc_cert_file,
cert_reqs=ssl.CERT_REQUIRED)
class ValidHTTPSHandler(urllib2.HTTPSHandler):
"""
Implements a simple CERT verification functionality
"""
def https_open(self, req):
return self.do_open(ValidHTTPSConnection, req)
def poll_notifications(scheduler, args):
"""
"""
try:
post_values = {'password': args.password}
data = urllib.urlencode(post_values)
req = urllib2.Request(args.url, data)
if args.cert: # check for cert validity
global global_beinc_cert_file # ugly hack
global_beinc_cert_file = args.cert
opener = urllib2.build_opener(ValidHTTPSHandler)
response = opener.open(req)
else: # ... or don't
response = urllib2.urlopen(req)
res_code = response.code
res_str = response.read()
if res_code == 200 and args.debug:
print('Server responded: OK')
print('Body:\n{0}'.format(res_str))
res_list = json.loads(res_str)
print(type(res_list))
response.close()
scheduler.enter(args.frequency,
1,
poll_notifications,
(scheduler, args))
except urllib2.HTTPError as e:
sys.stderr.write('BEINC-server error ({0} - {1})\n'.format(e.code,
e.reason))
except Exception as e:
sys.stderr.write('BEINC-poller 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='BEINC 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 (default: None)')
parser.add_argument(
'-d',
action='store_true',
dest='daemonize',
default=False,
help='Run the poller-process in the background')
parser.add_argument(
'-D', '--debug',
action='store_true',
dest='debug',
default=False,
help='Run the poller-process in debug-mode (disables daemonize)')
parser.add_argument(
'-f', '--frequency',
metavar='SECONDS',
type=int,
dest='frequency',
default=10,
help='Polling frequency in seconds (default: 10)')
parser.add_argument(
'-p', '--password',
metavar='PASSWORD',
type=str,
dest='password',
default='',
help='BEINC taget-password (default & recommended: prompt for passwd)')
parser.add_argument(
'-t', '--osd-timeout',
metavar='MILLISECONDS',
type=int,
dest='osd_timeout',
default=5000,
help='OSD timeout (default: 5000)')
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)
if not pynotify.init('BEINC Notify'):
sys.stderr.write('There was a problem with libnotify\n')
sys.exit(1)
sc = sched.scheduler(time.time, time.sleep)
sc.enter(args.frequency, 1, poll_notifications, (sc, args))
sc.run()
if __name__ == '__main__':
main()
|
