def update(eventType, type, parameters, code, event, message,
defaultStatus):
if not type in state.state: state.state[type] = {'lastevents': []}
#keep the last state
try:
prev_status = state.state[type][parameters]['status']
except (IndexError, KeyError):
#if we are here, we've never seen this event type, parameter combination before
prev_status = None
# if this event has never generated 'state' before, populate the defaults
if not parameters in state.state[type]:
state.state[type][parameters] = {
'name':
config.ZONENAMES[parameters]
if type == 'zone' else config.PARTITIONNAMES[parameters],
'lastevents': [],
'status':
defaultStatus
}
#update the state
state.state[type][parameters]['status'] = dict(
state.state[type][parameters]['status'], **event['status'])
#if this is the first event in this zone/partition we've seen, don't do anything here.
if prev_status != None:
#if we've seen this before, check if it's changed
if prev_status == state.state[type][parameters]['status']:
logger.debug(
'Discarded event. State not changed. ({} {})'.format(
event['type'], parameters))
else:
events.put('statechange', type, parameters, code, event,
message, defaultStatus)
else:
events.put('stateinit', type, parameters, code, event, message,
defaultStatus)
#write event
state.state[type][parameters]['lastevents'].append({
'datetime':
str(datetime.datetime.utcnow().strftime("%Y-%m-%dT%H:%M:%SZ")),
'code':
code,
'message':
message
})
#write to all events
state.state[type]['lastevents'].append({
'datetime':
str(datetime.datetime.utcnow().strftime("%Y-%m-%dT%H:%M:%SZ")),
'code':
code,
'message':
message
})
def handle_line(self, rawinput):
self._last_activity = time.time()
if rawinput == '':
return
input = rawinput.strip()
if config.ENVISALINKLOGRAW == True:
logger.debug('RX RAW < "' + str(input) + '"')
if re.match(r'^\d\d:\d\d:\d\d ',input):
evltime = input[:8]
input = input[9:]
if not re.match(r'^[0-9a-fA-F]{5,}$', input):
logger.warning('Received invalid TPI message: ' + repr(rawinput));
return
code = int(input[:3])
parameters = input[3:][:-2]
try:
event = getMessageType(int(code))
except KeyError:
logger.warning('Received unknown TPI code: "%s", parameters: "%s"' %
(input[:3], parameters))
return
rcksum = int(input[-2:], 16)
ccksum = int(get_checksum(input[:3],parameters), 16)
if rcksum != ccksum:
logger.warning('Received invalid TPI checksum %02X vs %02X: "%s"' %
(rcksum, ccksum, input))
return
message = self.format_event(event, parameters)
logger.debug('RX < ' +str(code)+' - '+message)
try:
handler = "handle_%s" % event['handler']
except KeyError:
handler = "handle_event"
try:
func = getattr(self, handler)
if handler != 'handle_login':
events.put('proxy', None, rawinput)
except AttributeError:
raise CodeError("Handler function doesn't exist")
func(code, parameters, event, message)
try:
line = yield self._connection.read_until(self._terminator)
self.handle_line(line)
except StreamClosedError:
#we don't need to handle this, the callback has been set for closed connections.
pass
def get(self, request):
parameters = {}
parameters['alarmcode'] = self.get_argument('alarmcode', None)
parameters['partition'] = self.get_argument('partition', 1)
parameters['zone'] = self.get_argument('zone', None)
if request == 'arm':
response = {
'response':
'Request to arm partition %s received' %
parameters['partition']
}
elif request == 'stayarm':
response = {
'response':
'Request to arm partition %s in stay received' %
parameters['partition']
}
elif request == 'armwithcode':
if parameters['alarmcode'] == None:
raise tornado.web.HTTPError(404)
response = {
'response':
'Request to arm partition %s with code received' %
parameters['partition']
}
elif request == 'disarm':
if parameters['alarmcode'] == None:
raise tornado.web.HTTPError(404)
response = {
'response':
'Request to disarm partition %s received' %
parameters['partition']
}
elif request == 'refresh':
response = {'response': 'Request to refresh data received'}
elif request == 'pgm':
response = {'response': 'Request to trigger PGM'}
elif request == 'bypass':
response = {
'response': 'Zone bypass for %s received' % paramters['zone']
}
elif request == 'instantarm':
if parameters['alarmcode'] == None:
raise tornado.web.HTTPError(404)
response = {
'response':
'Request to arm partition %s with code received' %
parameters['partition']
}
#send event for our request
events.put('alarm_update', request, parameters)
self.write(response)
def handle_event(self, code, parameters, event, message):
# only handle events with a 'type' defined
if not 'type' in event:
return
parameters = int(parameters)
try:
defaultStatus = evl_Defaults[event['type']]
except IndexError:
defaultStatus = {}
if (event['type'] == 'zone' and parameters in config.ZONENAMES) or (event['type'] == 'partition' and parameters in config.PARTITIONNAMES):
events.put('alarm', event['type'], parameters, code, event, message, defaultStatus)
elif (event['type'] == 'zone' or event['type'] == 'partition'):
logger.debug('Ignoring unnamed %s %s' % (event['type'], parameters))
else:
logger.debug('Ignoring unhandled event %s' % event['type'])
def handle_event(self, code, parameters, event, message):
# only handle events with a 'type' defined
if not 'type' in event:
return
parameters = int(parameters)
try:
defaultStatus = evl_Defaults[event['type']]
except IndexError:
defaultStatus = {}
if (event['type'] == 'zone' and parameters in config.ZONENAMES) or (event['type'] == 'partition' and parameters in config.PARTITIONNAMES):
events.put('alarm', event['type'], parameters, code, event, message, defaultStatus)
elif (event['type'] == 'zone' or event['type'] == 'partition'):
logger.debug('Ignoring unnamed %s %s' % (event['type'], parameters))
else:
logger.debug('Ignoring unhandled event %s' % event['type'])
def dispatch_client(self):
try:
while True:
line = yield self.stream.read_until(b'\r\n')
if self.authenticated == True:
events.put('envisalink', None, line)
else:
if line.strip() == ('005' + config.ENVISALINKPROXYPASS + get_checksum('005', config.ENVISALINKPROXYPASS)):
logger.info('Proxy User Authenticated')
self.authenticated = True
self.send_command('5051')
else:
logger.info('Proxy User Authentication failed')
self.send_command('5050')
self.stream.close()
except StreamClosedError:
#on_disconnect will catch this
pass
def get(self, request):
parameters = {}
parameters['alarmcode'] = self.get_argument('alarmcode', None)
parameters['partition'] = self.get_argument('partition', 1)
if request == 'arm':
response = {'response' : 'Request to arm partition %s received' % parameters['partition']}
elif request == 'stayarm':
response = {'response' : 'Request to arm partition %s in stay received' % parameters['partition']}
elif request == 'armwithcode':
if parameters['alarmcode'] == None: raise tornado.web.HTTPError(404)
response = {'response' : 'Request to arm partition %s with code received' % parameters['partition']}
elif request == 'disarm':
if parameters['alarmcode'] == None: raise tornado.web.HTTPError(404)
response = {'response' : 'Request to disarm partition %s received' % parameters['partition']}
elif request == 'refresh':
response = {'response' : 'Request to refresh data received'}
elif request == 'pgm':
response = {'response' : 'Request to trigger PGM'}
#send event for our request
events.put('alarm_update', request, parameters)
self.write(response)
def update(eventType, type, parameters, code, event, message, defaultStatus):
if not type in state.state: state.state[type] = {'lastevents' : []}
#keep the last state
try:
prev_status = state.state[type][parameters]['status']
except (IndexError,KeyError):
#if we are here, we've never seen this event type, parameter combination before
prev_status = None
# if this event has never generated 'state' before, populate the defaults
if not parameters in state.state[type]:
state.state[type][parameters] = {'name' : config.ZONENAMES[parameters] if type == 'zone' else config.PARTITIONNAMES[parameters], 'lastevents' : [], 'status' : defaultStatus}
#update the state
state.state[type][parameters]['status'] = dict(state.state[type][parameters]['status'], **event['status'])
#if this is the first event in this zone/partition we've seen, don't do anything here.
if prev_status != None:
#if we've seen this before, check if it's changed
if prev_status == state.state[type][parameters]['status']:
logger.debug('Discarded event. State not changed. ({} {})'.format(event['type'], parameters))
else:
events.put('statechange', type, parameters, code, event, message, defaultStatus)
else:
events.put('stateinit', type, parameters, code, event, message, defaultStatus)
#write event
state.state[type][parameters]['lastevents'].append({
'datetime' : str(datetime.datetime.utcnow().strftime("%Y-%m-%dT%H:%M:%SZ")),
'code' : code,
'message' : message})
#write to all events
state.state[type]['lastevents'].append({
'datetime' : str(datetime.datetime.utcnow().strftime("%Y-%m-%dT%H:%M:%SZ")),
'code' : code,
'message' : message})
def check_connection(self):
if (self._last_activity + config.ENVISALINKKEEPALIVE) < time.time():
events.put('alarm_update', 'ping')
def refresh(self):
if self._connection:
events.put('alarm_update', 'ping')