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# -*- coding: utf-8 -*-
# _state.py
# Copyright (C) 2017 LEAP Encryption Access Project
#
# 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/>.
"""
VPN State.
"""
import time
class State(object):
"""
Possible States in an OpenVPN connection, according to the
OpenVPN Management documentation.
"""
CONNECTING = 'CONNECTING'
WAIT = 'WAIT'
AUTH = 'AUTH'
GET_CONFIG = 'GET_CONFIG'
ASSIGN_IP = 'ASSIGN_IP'
ADD_ROUTES = 'ADD_ROUTES'
CONNECTED = 'CONNECTED'
RECONNECTING = 'RECONNECTING'
EXITING = 'EXITING'
OFF = 'OFF'
ON = 'ON'
STARTING = 'STARTING'
STOPPING = 'STOPPING'
FAILED = 'FAILED'
_legend = {
'CONNECTING': 'Connecting to remote server',
'WAIT': 'Waiting from initial response from server',
'AUTH': 'Authenticating with server',
'GET_CONFIG': 'Downloading configuration options from server',
'ASSIGN_IP': 'Assigning IP address to virtual network interface',
'ADD_ROUTES': 'Adding routes to system',
'CONNECTED': 'Initialization Sequence Completed',
'RECONNECTING': 'A restart has occurred',
'EXITING': 'A graceful exit is in progress',
'OFF': 'Disconnected',
'FAILED': 'A failure has occurred',
}
_simple = {
'CONNECTING': STARTING,
'WAIT': STARTING,
'AUTH': STARTING,
'GET_CONFIG': STARTING,
'ASSIGN_IP': STARTING,
'ADD_ROUTES': STARTING,
'CONNECTED': ON,
'RECONNECTING': STARTING,
'EXITING': STOPPING,
'OFF': OFF,
'FAILED': OFF
}
def __init__(self, state, timestamp):
self.state = state
self.timestamp = timestamp
@classmethod
def get_legend(cls, state):
return cls._legend.get(state)
@classmethod
def get_simple(cls, state):
return cls._simple.get(state)
@property
def simple(self):
return self.get_simple(self.state)
@property
def legend(self):
return self.get_legend(self.state)
def __repr__(self):
return '<State: %s [%s]>' % (
self.state, time.ctime(int(self.timestamp)))
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