HBmonitor/web_tables.py
2018-11-09 15:01:34 -06:00

428 lines
17 KiB
Python
Executable File

#!/usr/bin/env python
#
###############################################################################
# Copyright (C) 2016 Cortney T. Buffington, N0MJS <n0mjs@me.com>
#
# 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, write to the Free Software Foundation,
# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
###############################################################################
from __future__ import print_function
# Standard modules
import logging
import sys
# Twisted modules
from twisted.internet.protocol import ReconnectingClientFactory, Protocol
from twisted.protocols.basic import NetstringReceiver
from twisted.internet import reactor, task
from twisted.web.server import Site
from twisted.web.static import File
from twisted.web.resource import Resource
# Autobahn provides websocket service under Twisted
from autobahn.twisted.websocket import WebSocketServerProtocol, WebSocketServerFactory
# Specific functions to import from standard modules
from pprint import pprint
from time import time, strftime, localtime
from cPickle import loads
from binascii import b2a_hex as h
from os.path import getmtime
from collections import deque
# Web templating environment
from jinja2 import Environment, PackageLoader, select_autoescape
# Utilities from K0USY Group sister project
from dmr_utils.utils import int_id, get_alias, try_download, mk_full_id_dict
# Configuration variables and IPSC constants
from config import *
#from ipsc_const import *
# Opcodes for reporting protocol to HBlink
OPCODE = {
'CONFIG_REQ': '\x00',
'CONFIG_SND': '\x01',
'BRIDGE_REQ': '\x02',
'BRIDGE_SND': '\x03',
'CONFIG_UPD': '\x04',
'BRIDGE_UPD': '\x05',
'LINK_EVENT': '\x06',
'BRDG_EVENT': '\x07',
}
# Global Variables:
CONFIG = {}
CTABLE = {'MASTERS': {}, 'PEERS': {}}
BRIDGES = {}
BTABLE = {}
BTABLE['BRIDGES'] = {}
BRIDGES_RX = ''
CONFIG_RX = ''
LOGBUF = deque(100*[''], 100)
RED = '#ff0000'
GREEN = '#00ff00'
BLUE = '#0000ff'
ORANGE = '#ff8000'
WHITE = '#ffffff'
# For importing HTML templates
def get_template(_file):
with open(_file, 'r') as html:
return html.read()
# Alias string processor
def alias_string(_id, _dict):
alias = get_alias(_id, _dict, 'CALLSIGN', 'CITY', 'STATE')
if type(alias) == list:
for x,item in enumerate(alias):
if item == None:
alias.pop(x)
return ', '.join(alias)
else:
return alias
# Build the HBlink connections table
def build_hblink_table(_config):
_stats_table = {'MASTERS': {}, 'PEERS': {}, 'OPENBRIDGES': {}}
for _hbp, _hbp_data in _config.iteritems():
if _hbp_data['ENABLED'] == True:
if _hbp_data['MODE'] == 'MASTER':
_stats_table['MASTERS'][_hbp] = {}
_stats_table['MASTERS'][_hbp]['REPEAT'] = _hbp_data['REPEAT']
_stats_table['MASTERS'][_hbp]['PEERS'] = {}
for _client in _hbp_data['PEERS']:
_stats_table['MASTERS'][_hbp]['PEERS'][int_id(_client)] = {}
_stats_table['MASTERS'][_hbp]['PEERS'][int_id(_client)]['CALLSIGN'] = _hbp_data['PEERS'][_client]['CALLSIGN']
_stats_table['MASTERS'][_hbp]['PEERS'][int_id(_client)]['TX_FREQ'] = _hbp_data['PEERS'][_client]['TX_FREQ'][:3] + '.' + _hbp_data['PEERS'][_client]['TX_FREQ'][3:7]
_stats_table['MASTERS'][_hbp]['PEERS'][int_id(_client)]['COLORCODE'] = _hbp_data['PEERS'][_client]['COLORCODE']
_slots = _hbp_data['PEERS'][_client]['SLOTS']
if (_slots <= '2'):
_stats_table['MASTERS'][_hbp]['PEERS'][int_id(_client)]['SLOTS'] = _slots
elif (_slots == '3'):
_stats_table['MASTERS'][_hbp]['PEERS'][int_id(_client)]['SLOTS'] = 'BOTH'
else:
_stats_table['MASTERS'][_hbp]['PEERS'][int_id(_client)]['SLOTS'] = 'DMO'
_stats_table['MASTERS'][_hbp]['PEERS'][int_id(_client)]['LOCATION'] = _hbp_data['PEERS'][_client]['LOCATION']
_stats_table['MASTERS'][_hbp]['PEERS'][int_id(_client)]['CONNECTION'] = _hbp_data['PEERS'][_client]['CONNECTION']
_stats_table['MASTERS'][_hbp]['PEERS'][int_id(_client)]['IP'] = _hbp_data['PEERS'][_client]['IP']
_stats_table['MASTERS'][_hbp]['PEERS'][int_id(_client)]['PINGS_RECEIVED'] = _hbp_data['PEERS'][_client]['PINGS_RECEIVED']
_stats_table['MASTERS'][_hbp]['PEERS'][int_id(_client)]['LAST_PING'] = _hbp_data['PEERS'][_client]['LAST_PING']
_stats_table['MASTERS'][_hbp]['PEERS'][int_id(_client)]['PORT'] = _hbp_data['PEERS'][_client]['PORT']
elif _hbp_data['MODE'] == 'PEER':
_stats_table['PEERS'][_hbp] = {}
_stats_table['PEERS'][_hbp]['CALLSIGN'] = _hbp_data['CALLSIGN']
_stats_table['PEERS'][_hbp]['RADIO_ID'] = int_id(_hbp_data['RADIO_ID'])
_stats_table['PEERS'][_hbp]['MASTER_IP'] = _hbp_data['MASTER_IP']
_stats_table['PEERS'][_hbp]['STATS'] = _hbp_data['STATS']
elif _hbp_data['MODE'] == 'OPENBRIDGE':
_stats_table['OPENBRIDGES'][_hbp] = {}
_stats_table['OPENBRIDGES'][_hbp]['NETWORK_ID'] = int_id(_hbp_data['NETWORK_ID'])
_stats_table['OPENBRIDGES'][_hbp]['TARGET_IP'] = _hbp_data['TARGET_IP']
_stats_table['OPENBRIDGES'][_hbp]['TARGET_PORT'] = _hbp_data['TARGET_PORT']
return(_stats_table)
#
# CONFBRIDGE TABLE FUNCTIONS
#
def build_bridge_table(_bridges):
_stats_table = {}
_now = time()
_cnow = strftime('%Y-%m-%d %H:%M:%S', localtime(_now))
for _bridge, _bridge_data in _bridges.iteritems():
_stats_table[_bridge] = {}
for system in _bridges[_bridge]:
_stats_table[_bridge][system['SYSTEM']] = {}
_stats_table[_bridge][system['SYSTEM']]['TS'] = system['TS']
_stats_table[_bridge][system['SYSTEM']]['TGID'] = int_id(system['TGID'])
if system['TO_TYPE'] == 'ON' or system['TO_TYPE'] == 'OFF':
if system['TIMER'] - _now > 0:
_stats_table[_bridge][system['SYSTEM']]['EXP_TIME'] = int(system['TIMER'] - _now)
else:
_stats_table[_bridge][system['SYSTEM']]['EXP_TIME'] = 'Expired'
if system['TO_TYPE'] == 'ON':
_stats_table[_bridge][system['SYSTEM']]['TO_ACTION'] = 'Disconnect'
else:
_stats_table[_bridge][system['SYSTEM']]['TO_ACTION'] = 'Connect'
else:
_stats_table[_bridge][system['SYSTEM']]['EXP_TIME'] = 'N/A'
_stats_table[_bridge][system['SYSTEM']]['TO_ACTION'] = 'None'
if system['ACTIVE'] == True:
_stats_table[_bridge][system['SYSTEM']]['ACTIVE'] = 'Connected'
_stats_table[_bridge][system['SYSTEM']]['COLOR'] = GREEN
elif system['ACTIVE'] == False:
_stats_table[_bridge][system['SYSTEM']]['ACTIVE'] = 'Disconnected'
_stats_table[_bridge][system['SYSTEM']]['COLOR'] = RED
for i in range(len(system['ON'])):
system['ON'][i] = str(int_id(system['ON'][i]))
_stats_table[_bridge][system['SYSTEM']]['TRIG_ON'] = ', '.join(system['ON'])
for i in range(len(system['OFF'])):
system['OFF'][i] = str(int_id(system['OFF'][i]))
_stats_table[_bridge][system['SYSTEM']]['TRIG_OFF'] = ', '.join(system['OFF'])
return _stats_table
#
# BUILD HBlink AND CONFBRIDGE TABLES FROM CONFIG/BRIDGES DICTS
# THIS CURRENTLY IS A TIMED CALL
#
build_time = time()
def build_stats():
global build_time
now = time()
if True: #now > build_time + 1:
if CONFIG:
table = 'd' + dtemplate.render(_table=CTABLE)
dashboard_server.broadcast(table)
if BRIDGES:
table = 'b' + btemplate.render(_table=BTABLE['BRIDGES'])
dashboard_server.broadcast(table)
build_time = now
#
# PROCESS IN COMING MESSAGES AND TAKE THE CORRECT ACTION DEPENING ON THE OPCODE
#
def process_message(_message):
global CTABLE, CONFIG, BRIDGES, CONFIG_RX, BRIDGES_RX
opcode = _message[:1]
_now = strftime('%Y-%m-%d %H:%M:%S %Z', localtime(time()))
if opcode == OPCODE['CONFIG_SND']:
logging.debug('got CONFIG_SND opcode')
CONFIG = load_dictionary(_message)
CONFIG_RX = strftime('%Y-%m-%d %H:%M:%S', localtime(time()))
CTABLE = build_hblink_table(CONFIG)
elif opcode == OPCODE['BRIDGE_SND']:
logging.debug('got BRIDGE_SND opcode')
BRIDGES = load_dictionary(_message)
BRIDGES_RX = strftime('%Y-%m-%d %H:%M:%S', localtime(time()))
BTABLE['BRIDGES'] = build_bridge_table(BRIDGES)
elif opcode == OPCODE['LINK_EVENT']:
logging.info('LINK_EVENT Received: {}'.format(repr(_message[1:])))
elif opcode == OPCODE['BRDG_EVENT']:
logging.info('BRIDGE EVENT: {}'.format(repr(_message[1:])))
p = _message[1:].split(",")
if p[0] == 'GROUP VOICE':
if p[1] == 'END':
log_message = '{}: {} {}: System: {}; Source: {} - {}; TS: {}; TGID: {}; Origin: {} - {}; Time: {}s'.format(_now, p[0], p[1], p[2], p[4], alias_string(int(p[4]), peer_ids), p[6], p[7], p[5], alias_string(int(p[5]), subscriber_ids), p[8])
elif p[1] == 'START':
log_message = '{}: {} {}: System: {}; Source: {} - {}; TS: {}; TGID: {}; Origin: {} - {}'.format(_now, p[0], p[1], p[2], p[4], alias_string(int(p[4]), peer_ids), p[6], p[7], p[5], alias_string(int(p[5]), subscriber_ids))
elif p[1] == 'END WITHOUT MATCHING START':
log_message = '{}: {} {} on HB System {}: Source: {} - {}; TS: {}; TGID: {}; Origin: {} - {}'.format(_now, p[0], p[1], p[2], p[4], alias_string(int(p[4]), peer_ids), p[6], p[7], p[5], alias_string(int(p[5]), subscriber_ids))
else:
log_message = '{}: UNKNOWN GROUP VOICE LOG MESSAGE'.format(_now)
else:
log_message = '{}: UNKNOWN LOG MESSAGE'.format(_now)
dashboard_server.broadcast('l' + log_message)
LOGBUF.append(log_message)
else:
logging.debug('got unknown opcode: {}, message: {}'.format(repr(opcode), repr(_message[1:])))
def load_dictionary(_message):
data = _message[1:]
return loads(data)
logging.debug('Successfully decoded dictionary')
#
# COMMUNICATION WITH THE HBlink INSTANCE
#
class report(NetstringReceiver):
def __init__(self):
pass
def connectionMade(self):
pass
def connectionLost(self, reason):
pass
def stringReceived(self, data):
process_message(data)
class reportClientFactory(ReconnectingClientFactory):
def __init__(self):
logging.info('reportClient object for connecting to HBlink.py created at: %s', self)
def startedConnecting(self, connector):
logging.info('Initiating Connection to Server.')
if 'dashboard_server' in locals() or 'dashboard_server' in globals():
dashboard_server.broadcast('q' + 'Connection to HBlink Established')
def buildProtocol(self, addr):
logging.info('Connected.')
logging.info('Resetting reconnection delay')
self.resetDelay()
return report()
def clientConnectionLost(self, connector, reason):
logging.info('Lost connection. Reason: %s', reason)
ReconnectingClientFactory.clientConnectionLost(self, connector, reason)
dashboard_server.broadcast('q' + 'Connection to HBlink Lost')
def clientConnectionFailed(self, connector, reason):
logging.info('Connection failed. Reason: %s', reason)
ReconnectingClientFactory.clientConnectionFailed(self, connector, reason)
#
# WEBSOCKET COMMUNICATION WITH THE DASHBOARD CLIENT
#
class dashboard(WebSocketServerProtocol):
def onConnect(self, request):
logging.info('Client connecting: %s', request.peer)
def onOpen(self):
logging.info('WebSocket connection open.')
self.factory.register(self)
self.sendMessage('d' + str(dtemplate.render(_table=CTABLE)))
self.sendMessage('b' + str(btemplate.render(_table=BTABLE['BRIDGES'])))
for _message in LOGBUF:
if _message:
self.sendMessage('l' + _message)
def onMessage(self, payload, isBinary):
if isBinary:
logging.info('Binary message received: %s bytes', len(payload))
else:
logging.info('Text message received: %s', payload.decode('utf8'))
def connectionLost(self, reason):
WebSocketServerProtocol.connectionLost(self, reason)
self.factory.unregister(self)
def onClose(self, wasClean, code, reason):
logging.info('WebSocket connection closed: %s', reason)
class dashboardFactory(WebSocketServerFactory):
def __init__(self, url):
WebSocketServerFactory.__init__(self, url)
self.clients = []
def register(self, client):
if client not in self.clients:
logging.info('registered client %s', client.peer)
self.clients.append(client)
def unregister(self, client):
if client in self.clients:
logging.info('unregistered client %s', client.peer)
self.clients.remove(client)
def broadcast(self, msg):
logging.debug('broadcasting message to: %s', self.clients)
for c in self.clients:
c.sendMessage(msg.encode('utf8'))
logging.debug('message sent to %s', c.peer)
#
# STATIC WEBSERVER
#
class web_server(Resource):
isLeaf = True
def render_GET(self, request):
logging.info('static website requested: %s', request)
if request.uri == '/':
return index_html
else:
return 'Bad request'
if __name__ == '__main__':
logging.basicConfig(level=logging.INFO,filename = (LOG_PATH + LOG_NAME), filemode='a')
logging.info('web_tables.py starting up')
# Download alias files
result = try_download(PATH, 'peer_ids.csv', PEER_URL, (FILE_RELOAD * 86400))
logging.info(result)
result = try_download(PATH, 'subscriber_ids.csv', SUBSCRIBER_URL, (FILE_RELOAD * 86400))
logging.info(result)
# Make Alias Dictionaries
peer_ids = mk_full_id_dict(PATH, PEER_FILE, 'peer')
if peer_ids:
logging.info('ID ALIAS MAPPER: peer_ids dictionary is available')
subscriber_ids = mk_full_id_dict(PATH, SUBSCRIBER_FILE, 'subscriber')
if subscriber_ids:
logging.info('ID ALIAS MAPPER: subscriber_ids dictionary is available')
talkgroup_ids = mk_full_id_dict(PATH, TGID_FILE, 'tgid')
if talkgroup_ids:
logging.info('ID ALIAS MAPPER: talkgroup_ids dictionary is available')
local_subscriber_ids = mk_full_id_dict(PATH, LOCAL_SUB_FILE, 'subscriber')
if local_subscriber_ids:
logging.info('ID ALIAS MAPPER: local_subscriber_ids added to subscriber_ids dictionary')
subscriber_ids.update(local_subscriber_ids)
local_peer_ids = mk_full_id_dict(PATH, LOCAL_PEER_FILE, 'peer')
if local_peer_ids:
logging.info('ID ALIAS MAPPER: local_peer_ids added peer_ids dictionary')
peer_ids.update(local_peer_ids)
# Jinja2 Stuff
env = Environment(
loader=PackageLoader('web_tables', 'templates'),
autoescape=select_autoescape(['html', 'xml'])
)
dtemplate = env.get_template('hblink_table.html')
btemplate = env.get_template('bridge_table.html')
# Create Static Website index file
index_html = get_template(PATH + 'index_template.html')
index_html = index_html.replace('<<<system_name>>>', REPORT_NAME)
# Start update loop
update_stats = task.LoopingCall(build_stats)
update_stats.start(FREQUENCY)
# Connect to HBlink
reactor.connectTCP(HBLINK_IP, HBLINK_PORT, reportClientFactory())
# Create websocket server to push content to clients
dashboard_server = dashboardFactory('ws://*:9000')
dashboard_server.protocol = dashboard
reactor.listenTCP(9000, dashboard_server)
# Create static web server to push initial index.html
website = Site(web_server())
reactor.listenTCP(WEB_SERVER_PORT, website)
reactor.run()