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HBmonitor/web_tables.py

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2019-06-09 03:42:01 -04:00
#!/usr/bin/env python
#
###############################################################################
# Copyright (C) 2016-2019 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
from time import time
# 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, hex_str_4
# Configuration variables and constants
from config 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': {}, 'OPENBRIDGES': {}}
BRIDGES = {}
BTABLE = {}
BTABLE['BRIDGES'] = {}
BRIDGES_RX = ''
CONFIG_RX = ''
LOGBUF = deque(100*[''], 100)
RED = 'ff6347'
BLACK = '000000'
GREEN = '90EE90'
BLUE = '0000ff'
ORANGE = 'ff8000'
WHITE = 'ffffff'
YELLOW = 'ffff88'
# 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
def alias_short(_id, _dict):
alias = get_alias(_id, _dict, 'CALLSIGN', 'NAME')
if type(alias) == list:
for x,item in enumerate(alias):
if item == None:
alias.pop(x)
return ', '.join(alias)
else:
return str(alias)
def alias_call(_id, _dict):
alias = get_alias(_id, _dict, 'CALLSIGN')
if type(alias) == list:
for x,item in enumerate(alias):
if item == None:
alias.pop(x)
return ', '.join(alias)
else:
return str(alias)
def alias_tgid(_id, _dict):
alias = get_alias(_id, _dict, 'NAME')
if type(alias) == list:
return str(alias[0])
else:
return str(alias)
def get_uptime():
with open('/proc/uptime', 'r') as f:
uptime_seconds = float(f.readline().split()[0])
return uptime_seconds
# Return friendly elpasted time from time in seconds.
def since(_time):
now = int(time())
_time = now - int(_time)
seconds = _time % 60
minutes = (_time/60) % 60
hours = (_time/60/60) % 24
days = (_time/60/60/24)
if days:
return '{}d {}h'.format(days, hours)
elif hours:
return '{}h {}m'.format(hours, minutes)
elif minutes:
return '{}m {}s'.format(minutes, seconds)
else:
return '{}s'.format(seconds)
def add_hb_peer(_peer_conf, _ctable_loc, _peer):
_ctable_loc[int_id(_peer)] = {}
_ctable_peer = _ctable_loc[int_id(_peer)]
# if the Frequency is 000.xxx assume it's not an RF peer, otherwise format the text fields
if _peer_conf['TX_FREQ'][:3] == '000' or _peer_conf['RX_FREQ'][:3] == '000':
_ctable_peer['TX_FREQ'] = 'N/A'
_ctable_peer['RX_FREQ'] = ''
else:
_ctable_peer['TX_FREQ'] = 'TX: ' + _peer_conf['TX_FREQ'][:3] + '.' + _peer_conf['TX_FREQ'][3:7]
_ctable_peer['RX_FREQ'] = 'RX: ' + _peer_conf['RX_FREQ'][:3] + '.' + _peer_conf['RX_FREQ'][3:7]
# timeslots are kinda complicated too. 0 = none, 1 or 2 mean that one slot, 3 is both, and anythign else it considered DMO
if (_peer_conf['SLOTS'] == '0'):
_ctable_peer['SLOTS'] = 'NONE'
elif (_peer_conf['SLOTS'] <= '2'):
_ctable_peer['SLOTS'] = _peer_conf['SLOTS']
elif (_peer_conf['SLOTS'] == '3'):
_ctable_peer['SLOTS'] = 'BOTH'
else:
_ctable_peer['SLOTS'] = 'DMO'
#_ctable_peer['UPTIME'] = = get_uptime()
ip =_peer_conf['IP']
lip = ip.split('.')[0:1]
cip = int(lip[0])
if cip == 44:
addressIP="HamNET"
_ctable_peer['SCOLOR'] = "green"
else:
addressIP="Internet"
_ctable_peer['SCOLOR'] = "brown"
# Simple translation items
_ctable_peer['COLORCODE'] = int(_peer_conf['COLORCODE'])
_ctable_peer['CALLSIGN'] = _peer_conf['CALLSIGN']
_ctable_peer['LOCATION'] = _peer_conf['LOCATION']
_ctable_peer['CONNECTION'] = _peer_conf['CONNECTION']
_ctable_peer['CONNECTED'] = since(_peer_conf['CONNECTED'])
# _ctable_peer['IP'] = _peer_conf['IP']
_ctable_peer['IP'] = addressIP
_ctable_peer['PORT'] = _peer_conf['PORT']
#_ctable_peer['LAST_PING'] = _peer_conf['LAST_PING']
# SLOT 1&2 - for real-time montior: make the structure for later use
for ts in range(1,3):
_ctable_peer[ts]= {}
_ctable_peer[ts]['COLOR'] = ''
_ctable_peer[ts]['BGCOLOR'] = ''
_ctable_peer[ts]['TS'] = ''
_ctable_peer[ts]['TYPE'] = ''
_ctable_peer[ts]['SUB'] = ''
_ctable_peer[ts]['SRC'] = ''
_ctable_peer[ts]['DEST'] = ''
# Build the HBlink connections table
def build_hblink_table(_config, _stats_table):
for _hbp, _hbp_data in _config.iteritems():
if _hbp_data['ENABLED'] == True:
# Process Master Systems
if _hbp_data['MODE'] == 'MASTER':
_stats_table['MASTERS'][_hbp] = {}
if _hbp_data['REPEAT']:
_stats_table['MASTERS'][_hbp]['REPEAT'] = "repeat"
else:
_stats_table['MASTERS'][_hbp]['REPEAT'] = "isolate"
_stats_table['MASTERS'][_hbp]['PEERS'] = {}
for _peer in _hbp_data['PEERS']:
add_hb_peer(_hbp_data['PEERS'][_peer], _stats_table['MASTERS'][_hbp]['PEERS'], _peer)
# Proccess Peer Systems
elif _hbp_data['MODE'] == 'PEER':
_stats_table['PEERS'][_hbp] = {}
_stats_table['PEERS'][_hbp]['CALLSIGN'] = _hbp_data['CALLSIGN']
_stats_table['PEERS'][_hbp]['LOCATION'] = _hbp_data['LOCATION']
_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]['MASTER_PORT'] = _hbp_data['MASTER_PORT']
_stats_table['PEERS'][_hbp]['STATS'] = {}
_stats_table['PEERS'][_hbp]['STATS']['CONNECTION'] = _hbp_data['STATS']['CONNECTION']
_stats_table['PEERS'][_hbp]['STATS']['CONNECTED'] = since(_hbp_data['STATS']['CONNECTED'])
_stats_table['PEERS'][_hbp]['STATS']['PINGS_SENT'] = _hbp_data['STATS']['PINGS_SENT']
_stats_table['PEERS'][_hbp]['STATS']['PINGS_ACKD'] = _hbp_data['STATS']['PINGS_ACKD']
if _hbp_data['SLOTS'] == 0:
_stats_table['PEERS'][_hbp]['SLOTS'] = 'NONE'
elif _hbp_data['SLOTS'] <= '2':
_stats_table['PEERS'][_hbp]['SLOTS'] = _hbp_data['SLOTS']
elif _hbp_data['SLOTS'] == '3':
_stats_table['PEERS'][_hbp]['SLOTS'] = 'BOTH'
else:
_stats_table['SLOTS'][_hbp]['SLOTS'] = 'DMO'
# SLOT 1&2 - for real-time montior: make the structure for later use
for ts in range(1,3):
_stats_table['PEERS'][_hbp][ts]= {}
_stats_table['PEERS'][_hbp][ts]['COLOR'] = ''
_stats_table['PEERS'][_hbp][ts]['BGCOLOR'] = ''
_stats_table['PEERS'][_hbp][ts]['TS'] = ''
_stats_table['PEERS'][_hbp][ts]['TYPE'] = ''
_stats_table['PEERS'][_hbp][ts]['SUB'] = ''
_stats_table['PEERS'][_hbp][ts]['SRC'] = ''
_stats_table['PEERS'][_hbp][ts]['DEST'] = ''
# Process OpenBridge systems
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']
_stats_table['OPENBRIDGES'][_hbp]['STREAMS'] = {}
# _stats_table['OPENBRIDGES'][_hbp]['BGCOLOR'] = WHITE
# _stats_table['OPENBRIDGES'][_hbp]['COLOR'] = BLACK
#return(_stats_table)
def update_hblink_table(_config, _stats_table):
# Is there a system in HBlink's config monitor doesn't know about?
for _hbp in _config:
if _config[_hbp]['MODE'] == 'MASTER':
for _peer in _config[_hbp]['PEERS']:
if int_id(_peer) not in _stats_table['MASTERS'][_hbp]['PEERS'] and _config[_hbp]['PEERS'][_peer]['CONNECTION'] == 'YES':
logger.info('Adding peer to CTABLE that has registerred: %s', int_id(_peer))
add_hb_peer(_config[_hbp]['PEERS'][_peer], _stats_table['MASTERS'][_hbp]['PEERS'], _peer)
# Is there a system in monitor that's been removed from HBlink's config?
for _hbp in _stats_table['MASTERS']:
remove_list = []
if _config[_hbp]['MODE'] == 'MASTER':
for _peer in _stats_table['MASTERS'][_hbp]['PEERS']:
if hex_str_4(_peer) not in _config[_hbp]['PEERS']:
remove_list.append(_peer)
for _peer in remove_list:
logger.info('Deleting stats peer not in hblink config: %s', _peer)
del (_stats_table['MASTERS'][_hbp]['PEERS'][_peer])
# Update connection time
for _hbp in _stats_table['MASTERS']:
for _peer in _stats_table['MASTERS'][_hbp]['PEERS']:
if hex_str_4(_peer) in _config[_hbp]['PEERS']:
_stats_table['MASTERS'][_hbp]['PEERS'][_peer]['CONNECTED'] = since(_config[_hbp]['PEERS'][hex_str_4(_peer)]['CONNECTED'])
for _hbp in _stats_table['PEERS']:
_stats_table['PEERS'][_hbp]['STATS']['CONNECTED'] = since(_config[_hbp]['STATS']['CONNECTED'])
_stats_table['PEERS'][_hbp]['STATS']['PINGS_SENT'] = _config[_hbp]['STATS']['PINGS_SENT']
_stats_table['PEERS'][_hbp]['STATS']['PINGS_ACKD'] = _config[_hbp]['STATS']['PINGS_ACKD']
build_stats()
#
# 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'] = BLACK
_stats_table[_bridge][system['SYSTEM']]['BGCOLOR'] = GREEN
elif system['ACTIVE'] == False:
_stats_table[_bridge][system['SYSTEM']]['ACTIVE'] = 'Disconnected'
_stats_table[_bridge][system['SYSTEM']]['COLOR'] = WHITE
_stats_table[_bridge][system['SYSTEM']]['BGCOLOR'] = 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
def timeout_clients():
now = time()
try:
for client in dashboard_server.clients:
if dashboard_server.clients[client] + CLIENT_TIMEOUT < now:
logger.info('TIMEOUT: disconnecting client %s', dashboard_server.clients[client])
try:
dashboard.sendClose(client)
except Exception as e:
logger.error('Exception caught parsing client timeout %s', e)
except:
logger.info('CLIENT TIMEOUT: List does not exist, skipping. If this message persists, contact the developer')
def rts_update(p):
callType = p[0]
action = p[1]
trx = p[2]
system = p[3]
streamId = p[4]
sourcePeer = int(p[5])
sourceSub = int(p[6])
timeSlot = int(p[7])
destination = int(p[8])
if system in CTABLE['MASTERS']:
for peer in CTABLE['MASTERS'][system]['PEERS']:
if sourcePeer == peer:
bgcolor = RED
color = WHITE
else:
bgcolor = GREEN
color = BLACK
if action == 'START':
CTABLE['MASTERS'][system]['PEERS'][peer][timeSlot]['TS'] = True
CTABLE['MASTERS'][system]['PEERS'][peer][timeSlot]['COLOR'] = color
CTABLE['MASTERS'][system]['PEERS'][peer][timeSlot]['BGCOLOR'] = bgcolor
CTABLE['MASTERS'][system]['PEERS'][peer][timeSlot]['TYPE'] = callType
CTABLE['MASTERS'][system]['PEERS'][peer][timeSlot]['SUB'] = '{} ({})'.format(alias_short(sourceSub, subscriber_ids), sourceSub)
CTABLE['MASTERS'][system]['PEERS'][peer][timeSlot]['SRC'] = peer
CTABLE['MASTERS'][system]['PEERS'][peer][timeSlot]['DEST'] = '{}'.format(alias_tgid(destination,talkgroup_ids))
if action == 'END':
CTABLE['MASTERS'][system]['PEERS'][peer][timeSlot]['TS'] = False
CTABLE['MASTERS'][system]['PEERS'][peer][timeSlot]['COLOR'] = BLACK
CTABLE['MASTERS'][system]['PEERS'][peer][timeSlot]['BGCOLOR'] = WHITE
CTABLE['MASTERS'][system]['PEERS'][peer][timeSlot]['TYPE'] = ''
CTABLE['MASTERS'][system]['PEERS'][peer][timeSlot]['SUB'] = ''
CTABLE['MASTERS'][system]['PEERS'][peer][timeSlot]['SRC'] = ''
CTABLE['MASTERS'][system]['PEERS'][peer][timeSlot]['DEST'] = ''
if system in CTABLE['OPENBRIDGES']:
if not CTABLE['OPENBRIDGES'][system]['STREAMS']:
CTABLE['OPENBRIDGES'][system]['BGCOLOR'] = WHITE
CTABLE['OPENBRIDGES'][system]['COLOR'] = BLACK
if action == 'START':
CTABLE['OPENBRIDGES'][system]['STREAMS'][streamId] = (trx, alias_call(sourceSub, subscriber_ids),'{}'.format(alias_tgid(destination,talkgroup_ids)))
CTABLE['OPENBRIDGES'][system]['BGCOLOR'] = YELLOW
CTABLE['OPENBRIDGES'][system]['COLOR'] = BLACK
if action == 'END':
if streamId in CTABLE['OPENBRIDGES'][system]['STREAMS']:
del CTABLE['OPENBRIDGES'][system]['STREAMS'][streamId]
if system in CTABLE['PEERS']:
bgcolor = GREEN
if trx == 'RX':
bgcolor = RED
color = WHITE
else:
bgcolor = GREEN
color = BLACK
if action == 'START':
CTABLE['PEERS'][system][timeSlot]['TS'] = True
CTABLE['PEERS'][system][timeSlot]['COLOR'] = color
CTABLE['PEERS'][system][timeSlot]['BGCOLOR'] = bgcolor
CTABLE['PEERS'][system][timeSlot]['TYPE'] = callType
CTABLE['PEERS'][system][timeSlot]['SUB'] = '{} ({})'.format(alias_short(sourceSub, subscriber_ids), sourceSub)
CTABLE['PEERS'][system][timeSlot]['SRC'] = sourcePeer
CTABLE['PEERS'][system][timeSlot]['DEST'] = '{}'.format(alias_tgid(destination,talkgroup_ids))
if action == 'END':
CTABLE['PEERS'][system][timeSlot]['TS'] = False
CTABLE['PEERS'][system][timeSlot]['COLOR'] = BLACK
CTABLE['PEERS'][system][timeSlot]['BGCOLOR'] = WHITE
CTABLE['PEERS'][system][timeSlot]['TYPE'] = ''
CTABLE['PEERS'][system][timeSlot]['SUB'] = ''
CTABLE['PEERS'][system][timeSlot]['SRC'] = ''
CTABLE['PEERS'][system][timeSlot]['DEST'] = ''
build_stats()
#
# 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()))
if CTABLE['MASTERS']:
update_hblink_table(CONFIG, CTABLE)
else:
build_hblink_table(CONFIG, CTABLE)
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(",")
rts_update(p)
if p[0] == 'GROUP VOICE' and p[2] != 'TX':
if p[1] == 'END':
log_message = '{}: {} {}: SYS: {:8.8s} SRC: {:9.9s}; {:9.9s} TS: {} TGID: {:7.7s} {:17.17s} SUB: {:9.9s}; {:18.18s} Time: {}s'.format(_now, p[0], p[1], p[3], p[5], alias_call(int(p[5]), subscriber_ids), p[7],p[8],alias_tgid(int(p[8]),talkgroup_ids), p[6], alias_short(int(p[6]), subscriber_ids), p[9])
if int(float(p[9])) > 2: # log only if transmission longer as 2 sec
log_lh_message = '{},{},{},{},{},{},{},TS{},TG{},{},{}'.format(_now, p[9], p[0], p[1], p[3], p[5], alias_call(int(p[5]), peer_ids), p[7], p[8], p[6], alias_short(int(p[6]), subscriber_ids))
lh_logfile = open('/var/www/html/lastheard.log', "a")
lh_logfile.write(log_lh_message + '\n')
lh_logfile.close()
elif p[1] == 'START':
log_message = '{}: {} {}: SYS: {:8.8s} SRC: {:9.9s}; {:9.9s} TS: {} TGID: {:7.7s} {:17.17s} SUB: {:9.9s}; {:18.18s}'.format(_now, p[0], p[1], p[3], p[5], alias_call(int(p[5]), subscriber_ids), p[7],p[8], alias_tgid(int(p[8]),talkgroup_ids), p[6], alias_short(int(p[6]), subscriber_ids))
elif p[1] == 'END WITHOUT MATCHING START':
log_message = '{}: {} {} on SYSTEM {:8.8s}: SRC: {:9.9s}; {:9.9s} TS: {} TGID: {:7.7s} {:17.17s} SUB: {:9.9s}; {:18.18s}'.format(_now, p[0], p[1], p[3], p[5], alias_call(int(p[5]), subscriber_ids), p[7], p[8],alias_tgid(int(p[8]),talkgroup_ids),p[6], alias_short(int(p[6]), subscriber_ids))
else:
log_message = '{}: UNKNOWN GROUP VOICE LOG MESSAGE'.format(_now)
dashboard_server.broadcast('l' + log_message)
LOGBUF.append(log_message)
else:
logging.debug('{}: UNKNOWN LOG MESSAGE'.format(_now))
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[client] = time()
def unregister(self, client):
if client in self.clients:
logging.info('unregistered client %s', client.peer)
del self.clients[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',
format='%(asctime)s %(levelname)s %(message)s',
datefmt='%Y-%m-%d %H:%M:%S'
)
console = logging.StreamHandler()
console.setLevel(logging.INFO)
formatter = logging.Formatter('%(asctime)s %(levelname)s %(message)s')
console.setFormatter(formatter)
logging.getLogger('').addHandler(console)
logger = logging.getLogger(__name__)
logging.info('web_tables.py starting up')
logger.info('\n\nCopyright (c) 2016, 2017, 2018, 2019\n\tThe Regents of the K0USY Group. All rights reserved.\n')
# Download alias files
result = try_download(PATH, PEER_FILE, PEER_URL, (FILE_RELOAD * 86400))
logging.info(result)
result = try_download(PATH, SUBSCRIBER_FILE, 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)
if CLIENT_TIMEOUT > 0:
index_html = index_html.replace('<<<timeout_warning>>>', 'Continuous connections not allowed. Connections time out in {} seconds'.format(CLIENT_TIMEOUT))
else:
index_html = index_html.replace('<<<timeout_warning>>>', '')
# Start update loop
update_stats = task.LoopingCall(build_stats)
update_stats.start(FREQUENCY)
# Start a timout loop
if CLIENT_TIMEOUT > 0:
timeout = task.LoopingCall(timeout_clients)
timeout.start(10)
# 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()
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