From 36dda1cca9503fc00c15ed22c4c5969e80edc1f7 Mon Sep 17 00:00:00 2001 From: Simeon Simeonov Date: Tue, 14 Apr 2015 19:22:40 +0200 Subject: beinc_server_.py v.2.0 finished --- beinc_server.py | 364 --------------------------------------------- beinc_server_.py | 394 +++++++++++++++++++++++++++++++++++++++++++++++++ beinc_server_xmlrpc.py | 394 ------------------------------------------------- 3 files changed, 394 insertions(+), 758 deletions(-) delete mode 100755 beinc_server.py create mode 100755 beinc_server_.py delete mode 100755 beinc_server_xmlrpc.py diff --git a/beinc_server.py b/beinc_server.py deleted file mode 100755 index d079384..0000000 --- a/beinc_server.py +++ /dev/null @@ -1,364 +0,0 @@ -#!/usr/bin/env python -# -*- coding: utf-8 -*- - -# Blackmore's Enhanced IRC-Notification Collection (BEINC) v1.1 -# 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 . - - -import argparse -import errno -import getpass -import json -import os -import sys - -import cherrypy - -try: - import pynotify -except ImportError as e: - pynotify = None - -try: - import pyosd - pyosd_positions = {'top': pyosd.POS_TOP, - 'middle': pyosd.POS_MID, - 'bottom': pyosd.POS_BOT} - pyosd_alignments = {'left': pyosd.ALIGN_LEFT, - 'center': pyosd.ALIGN_CENTER, - 'right': pyosd.ALIGN_RIGHT} -except ImportError as e: - pyosd = None - - -__author__ = 'Simeon Simeonov' -__version__ = '1.1' -__license__ = 'GPL3' - - -BEINC_OSD_TYPE_NONE = 0 -BEINC_OSD_TYPE_PYNOTIFY = 1 -BEINC_OSD_TYPE_PYOSD = 2 - - -class BEINCInstance(object): - """ - Represents a single server-instance - """ - - def __init__(self, instance_dict): - """ - instance_dict: the config-dictionary node that represents this instance - """ - self.__message_queue = list() - self.__osd_type = BEINC_OSD_TYPE_NONE - self.__osd_notification = None - - self.__name = instance_dict.get('name') - self.__password = instance_dict.get('password', '') - self.__queue_size = int(instance_dict.get('queue_size', 3)) - if instance_dict['osd_system'].lower() == 'pynotify': - self.__queue_size = 0 # disable queueing - if not pynotify: - sys.stderr.write( - 'This server does not possess pynotify capability\n') - sys.stderr.write( - 'Remove the instance {0}'.format(self.__name)) - sys.stderr.write( - 'or define it with "osd_system": "none" ' - 'or other available backend\n') - sys.exit(errno.EPERM) - try: - self.__osd_notification = pynotify.Notification(' ') - self.__osd_notification.set_timeout( - 1000 * int(instance_dict.get('osd_timeout', 5))) - self.__osd_notification.set_property( - 'app_name', - '{0} {1}'.format(sys.argv[0], __version__)) - except Exception as e: - sys.stderr.write( - 'Unable to set up a notification object for {0} ({1})\n') - sys.exit(errno.EPERM) - self.__osd_type = BEINC_OSD_TYPE_PYNOTIFY - elif instance_dict['osd_system'].lower() == 'pyosd': - self.__queue_size = 0 # disable queueing - if not pyosd: - sys.stderr.write( - 'This server does not possess pyosd capability\n') - sys.stderr.write( - 'Remove the instance {0}'.format(self.__name)) - sys.stderr.write( - 'or define it with "osd_system": "none" ' - 'or other available backend\n') - sys.exit(errno.EPERM) - try: - self.__osd_notification = pyosd.osd() - self.__osd_notification.set_timeout( - int(instance_dict.get('osd_timeout', 5))) - pyosd_font = instance_dict.get('pyosd_font') - if pyosd_font: - self.__osd_notification.set_font(pyosd_font) - self.__osd_notification.set_vertical_offset( - instance_dict.get('pyosd_vertical_offset', 120)) - self.__osd_notification.set_horizontal_offset( - instance_dict.get('pyosd_horizontal_offset', 30)) - align_str = instance_dict.get('pyosd_align', 'left') - self.__osd_notification.set_align( - pyosd_alignments.get(align_str, pyosd.ALIGN_LEFT)) - position_str = instance_dict.get('pyosd_position', 'bottom') - self.__osd_notification.set_pos( - pyosd_positions.get(position_str, pyosd.POS_BOT)) - self.__osd_notification.set_colour( - instance_dict.get('pyosd_color', 'blue')) - except Exception as e: - sys.stderr.write( - 'Unable to set up a notification object for {0} ({1})\n') - sys.exit(errno.EPERM) - self.__osd_type = BEINC_OSD_TYPE_PYOSD - - @property - def name(self): - """ - name-property for the server instance (read-only) - """ - return self.__name - - @property - def queueable(self): - """ - True if this instance has a queueing capability (read-only) - """ - return bool(self.__queue_size) - - def password_match(self, password): - """ - Returns True if 'passowrd' matches the instance-password, - otherwise - False - """ - return True if self.__password == password else False - - def send_message(self, title, message): - """ - Displays or enqueues the message, - depending on the instance's type in regard to the osd_system - """ - if self.__osd_type == BEINC_OSD_TYPE_PYNOTIFY: - self.__send_pynotify_messaage(title, message) - elif self.__osd_type == BEINC_OSD_TYPE_PYOSD: - self.__send_pyosd_message(title, message) - else: - self.__send_message_to_queue(title, message) - - def get_queue(self): - """ - Reruens a json representation of the message queue - """ - jstr = json.dumps(self.__message_queue) - self.__message_queue = list() - return jstr - - def __send_pynotify_messaage(self, title, message): - """ - Displays pynotify message - """ - self.__osd_notification.set_properties(summary=title, body=message) - self.__osd_notification.show() - - def __send_pyosd_message(self, title, message): - """ - Displays pyosd message - """ - self.__osd_notification.display(title, line=0) - self.__osd_notification.display(message, line=1) - - def __send_message_to_queue(self, title, message): - """ - Enqueues the message - """ - if len(self.__message_queue) >= self.__queue_size: - self.__message_queue.pop(0) - self.__message_queue.append({'title': title, 'message': message}) - - -def beinc_instance_login(method): - """ - decorator for checking login credentials - """ - - def wrapper(self, *args, **kwargs): - if not args: - raise cherrypy.HTTPError(status=404) - try: - instance = self.instances[args[0]] - except Exception as e: - raise cherrypy.HTTPError(status=401, - message='Wrong instance or password') - if not instance.password_match(kwargs.get('password')): - raise cherrypy.HTTPError(status=401, - message='Wrong instance or password') - return method(self, *args, **kwargs) - - return wrapper - - -class WebNotifyServer(object): - """ - A class representing the entire server - """ - - def __init__(self, config): - """ - """ - self.__config = config - self.__instances = dict() - # initialize pynotify if the module exists and if needed - if pynotify: - for instance in self.__config['server']['instances']: - # check if we have at least one instance that uses pynotify - # before initializing it - if instance.get('osd_system', '').lower() == 'pynotify': - if not pynotify.init('BEINC Notify'): - sys.stderr.write('pynotify.init failed! Exiting...\n') - sys.exit(1) - break - try: - for instance in self.__config['server']['instances']: - self.__instances[instance['name']] = BEINCInstance(instance) - print('Instance "{0}" added'.format(instance['name'])) - except Exception as e: - sys.stderr.write('Unable to create instance "{0}": {1}\n'.format( - instance['name'], - e)) - sys.exit(1) - - @property - def instances(self): - """ - a property that returns the instance list (read-only) - """ - return self.__instances - - @cherrypy.expose - def index(self): - """ - default dispatcher - """ - return 'index' - - @cherrypy.expose - def default(self, *args): - """ - default dispatcher - """ - return 'default' - - @cherrypy.expose - @beinc_instance_login - def push(self, *args, **kwargs): - instance = self.__instances[args[0]] - ##print('**kwargs: {0}'.format(str(kwargs))) - title = kwargs.get('title', '') - message = kwargs.get('message', '') - try: - instance.send_message(title, message) - return 'OK' - except Exception as e: - sys.stderr.write( - 'Unable to handle message in {0}: ({1})\n'.format( - instance.name, - e)) - raise cherrypy.HTTPError(500, 'Unable to send message') - - @cherrypy.expose - @beinc_instance_login - def pull(self, *args, **kwargs): - instance = self.__instances[args[0]] - if not instance.queueable: - raise cherrypy.HTTPError( - status=405, - message='BEINC instance "{0}" does not support queuing'.format( - instance.name)) - return instance.get_queue() - - -def main(): - - parser = argparse.ArgumentParser( - description='The following options are available') - parser.add_argument( - '-d', - action='store_true', - dest='daemonize', - default=False, - help='Run the BEINC-server in the background') - parser.add_argument( - '-H', '--hostname', - metavar='HOSTNAME', - type=str, - dest='hostname', - default='127.0.0.1', - help='BEINC server IP / hostname (default: 127.0.0.1)') - parser.add_argument( - '-p', '--port', - metavar='PORT', - type=int, - dest='port', - default=9998, - help='BEINC server port (default: 9998)') - parser.add_argument( - '-f', '--config-file', - metavar='FILE', - type=str, - default=os.path.expanduser('~/.beinc_server.json'), - dest='config_file', - help='BEINC config file (default: ~/.beinc_server.json)') - parser.add_argument( - '-v', '--version', - action='version', - version='%(prog)s {0}'.format(__version__), - help='Display program-version and exit') - args = parser.parse_args() - try: - with open(args.config_file, 'r') as fp: - config_dict = json.load(fp) - except Exception as e: - sys.stderr.write('Unable to parse {0}: {1}'.format(args.config_file, - e)) - sys.exit(errno.EIO) - ssl_module = config_dict['server']['general']['ssl_module'].encode('utf-8') - ssl_certificate = config_dict['server']['general']['ssl_certificate'] - ssl_private_key = config_dict['server']['general']['ssl_private_key'] - cherrypy.config.update({ - 'server.socket_host': args.hostname, - 'server.socket_port': args.port, - 'server.ssl_module': ssl_module, - 'server.ssl_certificate': ssl_certificate, - 'server.ssl_private_key': ssl_private_key, - 'tools.encode.on': True, - 'tools.encode.encoding': 'utf-8', - 'tools.log_tracebacks.on': False, - 'request.show_tracebacks': False - }) - try: - cherrypy.quickstart(WebNotifyServer(config_dict)) - except Exception as e: - sys.stderr.write("WebServer error: {0}".format(e)) - sys.exit(1) - sys.exit(0) - - -if __name__ == "__main__": - main() diff --git a/beinc_server_.py b/beinc_server_.py new file mode 100755 index 0000000..36cbcd5 --- /dev/null +++ b/beinc_server_.py @@ -0,0 +1,394 @@ +#!/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 . + + +import argparse +import errno +import getpass +import json +import os +import sys + +import OpenSSL + +from functools import wraps + +from twisted.web import xmlrpc, server +from twisted.internet import protocol, reactor, ssl +from twisted.python.filepath import FilePath + +try: + import pynotify +except ImportError as e: + pynotify = None + +try: + import pyosd + pyosd_positions = {'top': pyosd.POS_TOP, + 'middle': pyosd.POS_MID, + 'bottom': pyosd.POS_BOT} + pyosd_alignments = {'left': pyosd.ALIGN_LEFT, + 'center': pyosd.ALIGN_CENTER, + 'right': pyosd.ALIGN_RIGHT} +except ImportError as e: + pyosd = None + + +__author__ = 'Simeon Simeonov' +__version__ = '2.0' +__license__ = 'GPL3' + + +BEINC_OSD_TYPE_NONE = 0 +BEINC_OSD_TYPE_PYNOTIFY = 1 +BEINC_OSD_TYPE_PYOSD = 2 + +BEINC_SSL_METHODS = {'SSLv3': OpenSSL.SSL.SSLv3_METHOD, + 'TLSv1': OpenSSL.SSL.TLSv1_METHOD} +try: + errstr = "Warning: Current Twisted / OpenSSL version doesn't support TLSv1.1" + BEINC_SSL_METHODS.update({'TLSv1_1': OpenSSL.SSL.TLSv1_1_METHOD}) + errstr = "Warning: Current Twisted / OpenSSL version doesn't support TLSv1.2" + BEINC_SSL_METHODS.update({'TLSv1_2': OpenSSL.SSL.TLSv1_2_METHOD}) +except: + sys.stderr.write(errstr + '\n') + + +class BEINCInstance(object): + """ + Represents a single server-instance + """ + + def __init__(self, instance_dict): + """ + instance_dict: the config-dictionary node that represents this instance + """ + self.__message_queue = list() + self.__osd_type = BEINC_OSD_TYPE_NONE + self.__osd_notification = None + + self.__name = instance_dict.get('name') + self.__password = instance_dict.get('password', '') + self.__queue_size = int(instance_dict.get('queue_size', 3)) + if instance_dict['osd_system'].lower() == 'pynotify': + self.__queue_size = 0 # disable queueing + if not pynotify: + sys.stderr.write( + 'This server does not possess pynotify capability\n') + sys.stderr.write( + 'Remove the instance {0}'.format(self.__name)) + sys.stderr.write( + 'or define it with "osd_system": "none" ' + 'or other available backend\n') + sys.exit(errno.EPERM) + try: + self.__osd_notification = pynotify.Notification(' ') + self.__osd_notification.set_timeout( + 1000 * int(instance_dict.get('osd_timeout', 5))) + self.__osd_notification.set_property( + 'app_name', + '{0} {1}'.format(sys.argv[0], __version__)) + except Exception as e: + sys.stderr.write( + 'Unable to set up a ' + 'pynotify notification object for "{0}" ({1})\n'.format( + self.__name, + e)) + sys.exit(errno.EPERM) + self.__osd_type = BEINC_OSD_TYPE_PYNOTIFY + elif instance_dict['osd_system'].lower() == 'pyosd': + self.__queue_size = 0 # disable queueing + if not pyosd: + sys.stderr.write( + 'This server does not possess pyosd capability\n') + sys.stderr.write( + 'Remove the instance {0}'.format(self.__name)) + sys.stderr.write( + 'or define it with "osd_system": "none" ' + 'or other available backend\n') + sys.exit(errno.EPERM) + try: + self.__osd_notification = pyosd.osd() + self.__osd_notification.set_timeout( + int(instance_dict.get('osd_timeout', 5))) + pyosd_font = instance_dict.get('pyosd_font') + if pyosd_font: + self.__osd_notification.set_font(pyosd_font) + self.__osd_notification.set_vertical_offset( + instance_dict.get('pyosd_vertical_offset', 120)) + self.__osd_notification.set_horizontal_offset( + instance_dict.get('pyosd_horizontal_offset', 30)) + align_str = instance_dict.get('pyosd_align', 'left') + self.__osd_notification.set_align( + pyosd_alignments.get(align_str, pyosd.ALIGN_LEFT)) + position_str = instance_dict.get('pyosd_position', 'bottom') + self.__osd_notification.set_pos( + pyosd_positions.get(position_str, pyosd.POS_BOT)) + self.__osd_notification.set_colour( + instance_dict.get('pyosd_color', 'blue')) + except Exception as e: + sys.stderr.write( + 'Unable to set up a pyosd ' + 'notification object for "{0}" ({1})\n'.format( + self.__name, + e)) + sys.exit(errno.EPERM) + self.__osd_type = BEINC_OSD_TYPE_PYOSD + + @property + def name(self): + """ + name-property for the server instance (read-only) + """ + return self.__name + + @property + def queueable(self): + """ + True if this instance has a queueing capability (read-only) + """ + return bool(self.__queue_size) + + def password_match(self, password): + """ + Returns True if 'passowrd' matches the instance-password, + otherwise - False + """ + return True if self.__password == password else False + + def send_message(self, title, message): + """ + Displays or enqueues the message, + depending on the instance's type in regard to the osd_system + """ + if self.__osd_type == BEINC_OSD_TYPE_PYNOTIFY: + self.__send_pynotify_messaage(title, message) + elif self.__osd_type == BEINC_OSD_TYPE_PYOSD: + self.__send_pyosd_message(title, message) + else: + self.__send_message_to_queue(title, message) + + def get_queue(self): + """ + Reruens a json representation of the message queue + """ + jstr = json.dumps(self.__message_queue) + self.__message_queue = list() + return jstr + + def __send_pynotify_messaage(self, title, message): + """ + Displays pynotify message + """ + self.__osd_notification.set_properties(summary=title, body=message) + self.__osd_notification.show() + + def __send_pyosd_message(self, title, message): + """ + Displays pyosd message + """ + self.__osd_notification.display(title, line=0) + self.__osd_notification.display(message, line=1) + + def __send_message_to_queue(self, title, message): + """ + Enqueues the message + """ + if len(self.__message_queue) >= self.__queue_size: + self.__message_queue.pop(0) + self.__message_queue.append({'title': title, 'message': message}) + + +def beinc_login_required(method): + """ + decorator for checking login credentials + """ + + @wraps(method) + def wrapper(self, resource_name, password, *args, **kwargs): + try: + instance = self.instances[resource_name] + except Exception as e: + raise xmlrpc.Fault(401, + 'Wrong instance or password') + if not instance.password_match(password): + raise xmlrpc.Fault(401, + 'Wrong instance or password') + return method(self, resource_name, password, *args, **kwargs) + return wrapper + + +class XMLRPCNotifyServer(xmlrpc.XMLRPC): + """ + A class representing the entire server + """ + + def __init__(self, config): + """ + """ + xmlrpc.XMLRPC.__init__(self) + self.__config = config + self.__instances = dict() + # initialize pynotify if the module exists and if needed + if pynotify: + for instance in self.__config['server']['instances']: + # check if we have at least one instance that uses pynotify + # before initializing it + if instance.get('osd_system', '').lower() == 'pynotify': + if not pynotify.init('BEINC Notify'): + sys.stderr.write('pynotify.init failed! Exiting...\n') + sys.exit(1) + break + try: + for instance in self.__config['server']['instances']: + self.__instances[instance['name']] = BEINCInstance(instance) + print('Instance "{0}" added'.format(instance['name'])) + except Exception as e: + sys.stderr.write('Unable to create instance "{0}": {1}\n'.format( + instance['name'], + e)) + sys.exit(1) + + @property + def instances(self): + """ + a property that returns the instance list (read-only) + """ + return self.__instances + + @beinc_login_required + def xmlrpc_push(self, resource_name, password, title, message): + """ + Return all passed args. + """ + instance = self.__instances[resource_name] + try: + instance.send_message(title, message) + return 'OK' + except Exception as e: + sys.stderr.write( + 'Unable to handle message in {0}: ({1})\n'.format( + instance.name, + e)) + raise xmlrpc.Fault(500, 'Unable to send message') + + @beinc_login_required + def xmlrpc_pull(self, resource_name, password): + """ + Return sum of arguments. + """ + instance = self.__instances[resource_name] + if not instance.queueable: + raise xmlrpc.Fault( + 405, + 'BEINC instance "{0}" does not support queuing'.format( + instance.name)) + return instance.get_queue() + + +def main(): + """ + """ + parser = argparse.ArgumentParser( + description='The following options are available') + parser.add_argument( + '-d', + action='store_true', + dest='daemonize', + default=False, + help='Run the BEINC-server in the background') + parser.add_argument( + '-H', '--hostname', + metavar='HOSTNAME', + type=str, + dest='hostname', + default='127.0.0.1', + help='BEINC server IP / hostname (default: 127.0.0.1)') + parser.add_argument( + '-p', '--port', + metavar='PORT', + type=int, + dest='port', + default=9998, + help='BEINC server port (default: 9998)') + parser.add_argument( + '-f', '--config-file', + metavar='FILE', + type=str, + default=os.path.expanduser('~/.beinc_server.json'), + dest='config_file', + help='BEINC config file (default: ~/.beinc_server.json)') + parser.add_argument( + '-v', '--version', + action='version', + version='%(prog)s {0}'.format(__version__), + help='Display program-version and exit') + args = parser.parse_args() + try: + with open(args.config_file, 'r') as fp: + config_dict = json.load(fp) + except Exception as e: + sys.stderr.write('Unable to parse {0}: {1}\n'.format(args.config_file, + e)) + sys.exit(errno.EIO) + try: + if config_dict.get('config_version') != 2: + sys.stderr.write( + 'Incompatible or missing config-file version for {0}\n'.format( + args.config_file)) + sys.exit(1) + ssl_certificate = config_dict['server']['general'].get( + 'ssl_certificate') + ssl_private_key = config_dict['server']['general'].get( + 'ssl_private_key') + ssl_method_str = config_dict['server']['general'].get( + 'ssl_method', 'auto') + ssl_acceptable_ciphers_str = config_dict['server']['general'].get( + 'ssl_acceptable_ciphers', 'auto') + beinc_server = XMLRPCNotifyServer(config_dict) + if ssl_certificate and ssl_private_key: + # SSL connection + cert_path = FilePath(ssl_certificate) + key_path = FilePath(ssl_private_key) + private_certificate = ssl.PrivateCertificate.loadPEM( + key_path.getContent() + cert_path.getContent()) + options = private_certificate.options() + ssl_method = BEINC_SSL_METHODS.get(ssl_method_str) + if ssl_method: + options.method = ssl_method + if ssl_acceptable_ciphers_str.lower() != 'auto': + options.acceptableCiphers = ssl.AcceptableCiphers.fromOpenSSLCipherString( + ssl_acceptable_ciphers_str) + reactor.listenSSL(args.port, + server.Site(beinc_server), + options, + interface=args.hostname) + else: + reactor.listenTCP(args.port, + server.Site(beinc_server), + interface=args.hostname) + reactor.run() + except Exception as e: + sys.stderr.write('WebServer error: {0}\n'.format(e)) + sys.exit(1) + sys.exit(0) + + +if __name__ == "__main__": + main() diff --git a/beinc_server_xmlrpc.py b/beinc_server_xmlrpc.py deleted file mode 100755 index 36cbcd5..0000000 --- a/beinc_server_xmlrpc.py +++ /dev/null @@ -1,394 +0,0 @@ -#!/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 . - - -import argparse -import errno -import getpass -import json -import os -import sys - -import OpenSSL - -from functools import wraps - -from twisted.web import xmlrpc, server -from twisted.internet import protocol, reactor, ssl -from twisted.python.filepath import FilePath - -try: - import pynotify -except ImportError as e: - pynotify = None - -try: - import pyosd - pyosd_positions = {'top': pyosd.POS_TOP, - 'middle': pyosd.POS_MID, - 'bottom': pyosd.POS_BOT} - pyosd_alignments = {'left': pyosd.ALIGN_LEFT, - 'center': pyosd.ALIGN_CENTER, - 'right': pyosd.ALIGN_RIGHT} -except ImportError as e: - pyosd = None - - -__author__ = 'Simeon Simeonov' -__version__ = '2.0' -__license__ = 'GPL3' - - -BEINC_OSD_TYPE_NONE = 0 -BEINC_OSD_TYPE_PYNOTIFY = 1 -BEINC_OSD_TYPE_PYOSD = 2 - -BEINC_SSL_METHODS = {'SSLv3': OpenSSL.SSL.SSLv3_METHOD, - 'TLSv1': OpenSSL.SSL.TLSv1_METHOD} -try: - errstr = "Warning: Current Twisted / OpenSSL version doesn't support TLSv1.1" - BEINC_SSL_METHODS.update({'TLSv1_1': OpenSSL.SSL.TLSv1_1_METHOD}) - errstr = "Warning: Current Twisted / OpenSSL version doesn't support TLSv1.2" - BEINC_SSL_METHODS.update({'TLSv1_2': OpenSSL.SSL.TLSv1_2_METHOD}) -except: - sys.stderr.write(errstr + '\n') - - -class BEINCInstance(object): - """ - Represents a single server-instance - """ - - def __init__(self, instance_dict): - """ - instance_dict: the config-dictionary node that represents this instance - """ - self.__message_queue = list() - self.__osd_type = BEINC_OSD_TYPE_NONE - self.__osd_notification = None - - self.__name = instance_dict.get('name') - self.__password = instance_dict.get('password', '') - self.__queue_size = int(instance_dict.get('queue_size', 3)) - if instance_dict['osd_system'].lower() == 'pynotify': - self.__queue_size = 0 # disable queueing - if not pynotify: - sys.stderr.write( - 'This server does not possess pynotify capability\n') - sys.stderr.write( - 'Remove the instance {0}'.format(self.__name)) - sys.stderr.write( - 'or define it with "osd_system": "none" ' - 'or other available backend\n') - sys.exit(errno.EPERM) - try: - self.__osd_notification = pynotify.Notification(' ') - self.__osd_notification.set_timeout( - 1000 * int(instance_dict.get('osd_timeout', 5))) - self.__osd_notification.set_property( - 'app_name', - '{0} {1}'.format(sys.argv[0], __version__)) - except Exception as e: - sys.stderr.write( - 'Unable to set up a ' - 'pynotify notification object for "{0}" ({1})\n'.format( - self.__name, - e)) - sys.exit(errno.EPERM) - self.__osd_type = BEINC_OSD_TYPE_PYNOTIFY - elif instance_dict['osd_system'].lower() == 'pyosd': - self.__queue_size = 0 # disable queueing - if not pyosd: - sys.stderr.write( - 'This server does not possess pyosd capability\n') - sys.stderr.write( - 'Remove the instance {0}'.format(self.__name)) - sys.stderr.write( - 'or define it with "osd_system": "none" ' - 'or other available backend\n') - sys.exit(errno.EPERM) - try: - self.__osd_notification = pyosd.osd() - self.__osd_notification.set_timeout( - int(instance_dict.get('osd_timeout', 5))) - pyosd_font = instance_dict.get('pyosd_font') - if pyosd_font: - self.__osd_notification.set_font(pyosd_font) - self.__osd_notification.set_vertical_offset( - instance_dict.get('pyosd_vertical_offset', 120)) - self.__osd_notification.set_horizontal_offset( - instance_dict.get('pyosd_horizontal_offset', 30)) - align_str = instance_dict.get('pyosd_align', 'left') - self.__osd_notification.set_align( - pyosd_alignments.get(align_str, pyosd.ALIGN_LEFT)) - position_str = instance_dict.get('pyosd_position', 'bottom') - self.__osd_notification.set_pos( - pyosd_positions.get(position_str, pyosd.POS_BOT)) - self.__osd_notification.set_colour( - instance_dict.get('pyosd_color', 'blue')) - except Exception as e: - sys.stderr.write( - 'Unable to set up a pyosd ' - 'notification object for "{0}" ({1})\n'.format( - self.__name, - e)) - sys.exit(errno.EPERM) - self.__osd_type = BEINC_OSD_TYPE_PYOSD - - @property - def name(self): - """ - name-property for the server instance (read-only) - """ - return self.__name - - @property - def queueable(self): - """ - True if this instance has a queueing capability (read-only) - """ - return bool(self.__queue_size) - - def password_match(self, password): - """ - Returns True if 'passowrd' matches the instance-password, - otherwise - False - """ - return True if self.__password == password else False - - def send_message(self, title, message): - """ - Displays or enqueues the message, - depending on the instance's type in regard to the osd_system - """ - if self.__osd_type == BEINC_OSD_TYPE_PYNOTIFY: - self.__send_pynotify_messaage(title, message) - elif self.__osd_type == BEINC_OSD_TYPE_PYOSD: - self.__send_pyosd_message(title, message) - else: - self.__send_message_to_queue(title, message) - - def get_queue(self): - """ - Reruens a json representation of the message queue - """ - jstr = json.dumps(self.__message_queue) - self.__message_queue = list() - return jstr - - def __send_pynotify_messaage(self, title, message): - """ - Displays pynotify message - """ - self.__osd_notification.set_properties(summary=title, body=message) - self.__osd_notification.show() - - def __send_pyosd_message(self, title, message): - """ - Displays pyosd message - """ - self.__osd_notification.display(title, line=0) - self.__osd_notification.display(message, line=1) - - def __send_message_to_queue(self, title, message): - """ - Enqueues the message - """ - if len(self.__message_queue) >= self.__queue_size: - self.__message_queue.pop(0) - self.__message_queue.append({'title': title, 'message': message}) - - -def beinc_login_required(method): - """ - decorator for checking login credentials - """ - - @wraps(method) - def wrapper(self, resource_name, password, *args, **kwargs): - try: - instance = self.instances[resource_name] - except Exception as e: - raise xmlrpc.Fault(401, - 'Wrong instance or password') - if not instance.password_match(password): - raise xmlrpc.Fault(401, - 'Wrong instance or password') - return method(self, resource_name, password, *args, **kwargs) - return wrapper - - -class XMLRPCNotifyServer(xmlrpc.XMLRPC): - """ - A class representing the entire server - """ - - def __init__(self, config): - """ - """ - xmlrpc.XMLRPC.__init__(self) - self.__config = config - self.__instances = dict() - # initialize pynotify if the module exists and if needed - if pynotify: - for instance in self.__config['server']['instances']: - # check if we have at least one instance that uses pynotify - # before initializing it - if instance.get('osd_system', '').lower() == 'pynotify': - if not pynotify.init('BEINC Notify'): - sys.stderr.write('pynotify.init failed! Exiting...\n') - sys.exit(1) - break - try: - for instance in self.__config['server']['instances']: - self.__instances[instance['name']] = BEINCInstance(instance) - print('Instance "{0}" added'.format(instance['name'])) - except Exception as e: - sys.stderr.write('Unable to create instance "{0}": {1}\n'.format( - instance['name'], - e)) - sys.exit(1) - - @property - def instances(self): - """ - a property that returns the instance list (read-only) - """ - return self.__instances - - @beinc_login_required - def xmlrpc_push(self, resource_name, password, title, message): - """ - Return all passed args. - """ - instance = self.__instances[resource_name] - try: - instance.send_message(title, message) - return 'OK' - except Exception as e: - sys.stderr.write( - 'Unable to handle message in {0}: ({1})\n'.format( - instance.name, - e)) - raise xmlrpc.Fault(500, 'Unable to send message') - - @beinc_login_required - def xmlrpc_pull(self, resource_name, password): - """ - Return sum of arguments. - """ - instance = self.__instances[resource_name] - if not instance.queueable: - raise xmlrpc.Fault( - 405, - 'BEINC instance "{0}" does not support queuing'.format( - instance.name)) - return instance.get_queue() - - -def main(): - """ - """ - parser = argparse.ArgumentParser( - description='The following options are available') - parser.add_argument( - '-d', - action='store_true', - dest='daemonize', - default=False, - help='Run the BEINC-server in the background') - parser.add_argument( - '-H', '--hostname', - metavar='HOSTNAME', - type=str, - dest='hostname', - default='127.0.0.1', - help='BEINC server IP / hostname (default: 127.0.0.1)') - parser.add_argument( - '-p', '--port', - metavar='PORT', - type=int, - dest='port', - default=9998, - help='BEINC server port (default: 9998)') - parser.add_argument( - '-f', '--config-file', - metavar='FILE', - type=str, - default=os.path.expanduser('~/.beinc_server.json'), - dest='config_file', - help='BEINC config file (default: ~/.beinc_server.json)') - parser.add_argument( - '-v', '--version', - action='version', - version='%(prog)s {0}'.format(__version__), - help='Display program-version and exit') - args = parser.parse_args() - try: - with open(args.config_file, 'r') as fp: - config_dict = json.load(fp) - except Exception as e: - sys.stderr.write('Unable to parse {0}: {1}\n'.format(args.config_file, - e)) - sys.exit(errno.EIO) - try: - if config_dict.get('config_version') != 2: - sys.stderr.write( - 'Incompatible or missing config-file version for {0}\n'.format( - args.config_file)) - sys.exit(1) - ssl_certificate = config_dict['server']['general'].get( - 'ssl_certificate') - ssl_private_key = config_dict['server']['general'].get( - 'ssl_private_key') - ssl_method_str = config_dict['server']['general'].get( - 'ssl_method', 'auto') - ssl_acceptable_ciphers_str = config_dict['server']['general'].get( - 'ssl_acceptable_ciphers', 'auto') - beinc_server = XMLRPCNotifyServer(config_dict) - if ssl_certificate and ssl_private_key: - # SSL connection - cert_path = FilePath(ssl_certificate) - key_path = FilePath(ssl_private_key) - private_certificate = ssl.PrivateCertificate.loadPEM( - key_path.getContent() + cert_path.getContent()) - options = private_certificate.options() - ssl_method = BEINC_SSL_METHODS.get(ssl_method_str) - if ssl_method: - options.method = ssl_method - if ssl_acceptable_ciphers_str.lower() != 'auto': - options.acceptableCiphers = ssl.AcceptableCiphers.fromOpenSSLCipherString( - ssl_acceptable_ciphers_str) - reactor.listenSSL(args.port, - server.Site(beinc_server), - options, - interface=args.hostname) - else: - reactor.listenTCP(args.port, - server.Site(beinc_server), - interface=args.hostname) - reactor.run() - except Exception as e: - sys.stderr.write('WebServer error: {0}\n'.format(e)) - sys.exit(1) - sys.exit(0) - - -if __name__ == "__main__": - main() -- cgit v1.3