def discovery_devices(wait_till_found=True):
# get the devices from the ccu2
try:
while get_local_ip("8.8.8.8") is None: # check if we have a ip
time.sleep(1)
devices_to_check = get_device_to_check()
if wait_till_found:
while devices_to_check is None:
time.sleep(2)
devices_to_check = get_device_to_check()
return devices_to_check
except KeyboardInterrupt:
log("Got signal to STOP", "info")
if core.PROG_DAEMONIZE:
startstop(pidfile=core.PDI_FILE, startmsg='stopping daemon', action='stop')
else:
print("KeyboardInterrupt received, stopping work ")
os._exit(0)
def discovery_sensors(wait_till_found=True):
# look up for the sensors
# sensors are stored at core.SPOT_SENSOR
try:
while get_local_ip("8.8.8.8") is None: # check if we have a ip
time.sleep(1)
if wait_till_found:
updclientstart()
while len(core.SPOT_SENSOR) == 0:
updclientstart()
time.sleep(1)
else:
updclientstart()
except KeyboardInterrupt:
log("Got signal to STOP", "info")
if core.PROG_DAEMONIZE:
startstop(pidfile=core.PDI_FILE, startmsg='stopping daemon', action='stop')
else:
print("KeyboardInterrupt received, stopping work ")
os._exit(0)
def discovery_devices(wait_till_found=True):
# get the devices from the ccu2
try:
while get_local_ip("8.8.8.8") is None: # check if we have a ip
time.sleep(1)
devices_to_check = get_device_to_check()
if wait_till_found:
while devices_to_check is None:
time.sleep(2)
devices_to_check = get_device_to_check()
return devices_to_check
except KeyboardInterrupt:
log("Got signal to STOP", "info")
if core.PROG_DAEMONIZE:
startstop(pidfile=core.PDI_FILE,
startmsg='stopping daemon',
action='stop')
else:
print("KeyboardInterrupt received, stopping work ")
os._exit(0)
def discovery_sensors(wait_till_found=True):
# look up for the sensors
# sensors are stored at core.SPOT_SENSOR
try:
while get_local_ip("8.8.8.8") is None: # check if we have a ip
time.sleep(1)
if wait_till_found:
updclientstart()
while len(core.SPOT_SENSOR) == 0:
updclientstart()
time.sleep(1)
else:
updclientstart()
except KeyboardInterrupt:
log("Got signal to STOP", "info")
if core.PROG_DAEMONIZE:
startstop(pidfile=core.PDI_FILE,
startmsg='stopping daemon',
action='stop')
else:
print("KeyboardInterrupt received, stopping work ")
os._exit(0)
def main():
nearby_devices_counter = 0 # how many devices are in the coverage of Spot / in the Homezone
devices_to_check_counter = 0 # how many devices to check
nearby_devices_counter_last_run = 0
log("Starting to collect parameters", "info")
log("checking if ip interface is ready", "debug")
# wait till we have an ip
while get_local_ip("8.8.8.8") is None:
time.sleep(1)
log(
"IP interface is ready to go! local IP : " +
str(get_local_ip("8.8.8.8")), "debug")
if core.AUTO_DISCOVERY:
log("Running Auto Discovery for Sensors ", "debug")
discovery_sensors()
log("Getting Devices for check from CCU2", "debug")
# we will work with devices_to_check all the time and save the response from the sensors here
devices_to_check = discovery_devices()
devices_to_check_counter = devices_to_check.__len__()
log("All parameters collected. System OK -> STARTING WORK", "info")
try:
request_discovery = False # from time to time I'll rediscover sensors and the "device to check list"
counter = 0 # loop counter
while True:
counter += 1 # count every loop
sensor_data = {}
pre_lookup = True # to speed up detection
if request_discovery: # in some cases we will need to rediscover sensors and devices
request_discovery = False
log("Rediscovering Sensor and devices. Loop : " + str(counter),
"debug")
devices_to_check = {}
devices_to_check = copy.deepcopy(discovery_devices())
devices_to_check_counter = devices_to_check.__len__()
# to see if we got a new sensor
tmp_sensor_before = {}
tmp_sensor_before = copy.deepcopy(core.SPOT_SENSOR)
discovery_sensors()
tmp_sensor_after = {}
tmp_sensor_after = copy.deepcopy(core.SPOT_SENSOR)
for sensor in tmp_sensor_after: # send to log if a new sensor was found
if sensor not in tmp_sensor_before.keys():
try:
hostnamesensor = get_sensor_name(
sensor, sensor_port)
except UnboundLocalError:
hostnamesensor = "-Err-"
log(
"main 235 local variable 'sensor_port' referenced before assignment",
"error")
log(
"Sensor :" + str(sensor) + " (" +
str(hostnamesensor) + ") is online", "info")
# send the device list to all sensors, store all in sensor_data[k]
threads = []
thread_counter = 0
for k, v in core.SPOT_SENSOR.items():
# (k)ey = IP-Address of the Sensor
# (v)alue = Port of the Sensor
log(
"checking if : " + str(k) +
" . ready to receive the device list", "debug")
if check_sensor(k, v): # ping the sensor
log(str(k) + ". Sensor is waiting for Data..", "debug")
cp_device = {}
cp_device = copy.deepcopy(
devices_to_check) # deepcopy to avoiding references
if (counter % 2) == 0: # just check VIP every second time
for mac_of_device, value_of_device in cp_device.items(
):
if cp_device[mac_of_device]['device'].lower(
) == "novip":
del cp_device[mac_of_device]
thread_counter += 1
thread = myThread(thread_counter, k, v, cp_device)
thread.start()
threads.append(thread)
log(str(k) + " sending data to Sensor", "debug")
if not core.SENSOR_AVAILABLE:
# zu beginn, eine Liste mit den gefundenenen Sensoren erstellen und ausgeben
for sensor_ip, sensor_port in core.SPOT_SENSOR.items():
hostnamesensor = get_sensor_name(
sensor_ip, sensor_port)
log(
"Sensor :" + str(sensor_ip) + " (" +
str(hostnamesensor) + ") is online", "info")
core.SENSOR_AVAILABLE = True
else:
log(
"Sensor ping failed to : " + str(k) +
" . Moving on to the next sensor", "debug")
log("Sensor : " + str(k) + " . Disconnected", "info")
request_discovery = True
# Wait for all threads to complete
for t in threads:
t.join()
sensor_data[str(t.ip_address)] = t.get_list()
log(
"Beginning to calculate the presence information from the Sensors",
"debug")
presence_of_devices = {}
presence_of_devices = accumulate_sensor_data(
sensor_data, devices_to_check)
# create a time stamp
time_now = time.time()
time_stamp = datetime.datetime.fromtimestamp(time_now).strftime(
'%Y-%m-%d-%H:%M:%S')
if len(presence_of_devices) == 0:
if core.SENSOR_AVAILABLE:
log("All Sensor are offline!", "error")
core.SENSOR_AVAILABLE = False
log("All Sensors Down. loop counter " + str(counter), "debug")
request_discovery = True
else:
# checking if device presence has changed
for k, v in devices_to_check.items(): # k = mac-address
try:
if devices_to_check[k]['presence'].lower(
) == 'true' and presence_of_devices[k] > 0:
# was visible ist visible do nothing
devices_to_check[k]['first_not_seen'] = None
devices_to_check[k]['times_not_seen'] = 0
seen_by = ""
for items in devices_to_check[k]['seen_by']:
if devices_to_check[k]['seen_by'][items]:
seen_by = seen_by + str(items) + " "
log(
str(k) + " is still present. Loop : " +
str(counter) + " Seen by : " + seen_by,
"debug")
elif devices_to_check[k]['presence'].lower() == 'true' and presence_of_devices[k] == 0 and \
devices_to_check[k]['times_not_seen'] < core.MAX_TIME_NOT_SEEN:
# was visible ist not visible < MAX count not seen + 1, set first time not seen
devices_to_check[k]['times_not_seen'] += 1
if devices_to_check[k]['first_not_seen'] is None:
devices_to_check[k][
'first_not_seen'] = time_stamp
log(
str(k) +
" is first time no seen. Loop : " +
str(counter), "debug")
elif devices_to_check[k]['presence'].lower() == 'true' and presence_of_devices[k] == 0 and \
devices_to_check[k]['times_not_seen'] >= core.MAX_TIME_NOT_SEEN:
# was visible ist not visible = MAX! update ccu2, was visible = False
# send update to ccu2
send_ok = send_device_status_to_ccu(
devices_to_check[k]['ise_id'], 'false')
log("OUT - " + str(devices_to_check[k]['name']) + " since " + \
str(devices_to_check[k]['first_not_seen']) + ".", "info")
log(str(k) + " - " + str(devices_to_check[k]['name']) + \
" is last seen at " + \
str(devices_to_check[k]['first_not_seen']) + ". going to update the CCU2", "debug")
if send_ok: # successful
log(
str(k) +
" changes successfully updated to CCU2",
"debug")
else:
log(
str(k) +
" problem trying to update changes to CCU2",
"debug")
devices_to_check[k][
'presence'] = 'False' # update the dict
display_msg_on_sensors_display(
"O:" + str(devices_to_check[k]['name']))
time.sleep(1)
# passing to a DB ->
elif devices_to_check[k]['presence'].lower(
) == 'false' and presence_of_devices[k] > 0:
# was not visible ist visible update ccu2, was visible = True, reset counter and stamp
# send update to ccu2
send_ok = send_device_status_to_ccu(
devices_to_check[k]['ise_id'], 'true')
seen_by = ""
for items in devices_to_check[k]['seen_by']:
if devices_to_check[k]['seen_by'][items]:
seen_by = seen_by + str(items) + " "
log(" IN - " + str(devices_to_check[k]['name']) + " since " + str(time_stamp) + ". Seen by : " + \
seen_by, "info")
log(str(k) + " - " + str(devices_to_check[k]['name']) + \
" is here now. Update is sent to CCU2", "debug")
if send_ok: # successful
log(
str(k) +
" changes successfully updated to CCU2",
"debug")
else:
log(
str(k) +
" problem trying to update changes to CCU2",
"debug")
devices_to_check[k][
'times_not_seen'] = 0 # reset not seen counter to 0
devices_to_check[k][
'first_not_seen'] = None # reset first time stamp
devices_to_check[k][
'presence'] = 'True' # update the dict
display_msg_on_sensors_display(
"I:" + str(devices_to_check[k]['name']))
display_rgbled_on_sensors('001')
time.sleep(1)
# passing to a DB ->
else:
log(str(k) + " remains unavailable", "debug")
except KeyError:
log(
str(k) + " skipping this loop because its no VIP ",
"debug")
# if activated, send a alive signal to ccu2. To activate it, u need to create a
# system variable ('last_update_') on the ccu2
#if core.CCU_LAST_UPDATE is not None:
# send_ok = send_device_status_to_ccu('last_update_', '"' + time_stamp + '"')
# calculate how many devices are around, for this run
nearby_devices_counter = 0
for dev, int_presence in presence_of_devices.items(
): # dev = int (0 / 1)
nearby_devices_counter += int(int_presence)
log(
str(nearby_devices_counter) + " of " +
str(devices_to_check_counter) + " are in the coverage of Spot",
"debug")
#if nearby_devices_counter_last_run != nearby_devices_counter:
# nearby_devices_counter_last_run = nearby_devices_counter
if nearby_devices_counter == 0:
log("no more devices around", "debug")
# no one there. Start process
core.SLEEP_TIMER = core.SLEEP_TIMER_OUT
display_msg_on_sensors_display("ALL OUT")
display_rgbled_on_sensors('100')
else:
# someone is there. Start process
log(str(nearby_devices_counter) + " devices around", "debug")
core.SLEEP_TIMER = core.SLEEP_TIMER_IN
display_rgbled_on_sensors('010')
if counter > 15: # Rediscover after every 15 loops
counter = 0
request_discovery = True
log("going sleep for " + str(core.SLEEP_TIMER) + " s", "debug")
time.sleep(core.SLEEP_TIMER)
except KeyboardInterrupt:
log("Got signal to STOP", "info")
display_rgbled_on_sensors('000')
display_msg_on_sensors_display("ALL OUT")
if core.PROG_DAEMONIZE:
startstop(pidfile=core.PDI_FILE,
startmsg='stopping daemon',
action='stop')
else:
print("KeyboardInterrupt received, stopping work ")
os._exit(0)
core.DEBUG_LOG = None
# Teste Funktion!
if options.test:
print "------------------- Test of a function -------------------"
core.DEBUG_LOG = True
log("Test of a function, auto debug True", "debug")
start_local_sensor('d')
p.error("Function test End")
if options.stop:
log("Got the option to stop the Daemon ", "debug")
if options.no_local_sensor is None:
stop_local_sensor()
startstop(pidfile=core.PDI_FILE,
startmsg='stopping daemon',
action='stop')
elif options.restart:
log("Got the option to restart the Daemon ", "debug")
if options.no_local_sensor is None:
stop_local_sensor()
start_local_sensor("-d")
startstop(pidfile=core.PDI_FILE,
startmsg='restarting daemon',
action='restart')
elif options.status:
log("Got the option to return the Daemon status", "debug")
if options.no_local_sensor is None:
start_local_sensor("-i")
def main():
if core.PIFACECAD_SUPPORT:
import core.piface_display as lcd_display
lcd_display.init_support_switches() # Optional
lcd_display.display_banner()
print("PIFACECAD_SUPPORT is Active")
log("checking if ip interface is ready", "debug")
# wait till we have an ip
while get_local_ip("8.8.8.8") == None:
time.sleep(1)
log("IP-Interface ready!", "debug")
# start to listing port 55555 for clients
updserverstart()
# Bind the socket to the address given on the command line
sock = getsock()
sock.listen(1)
while True:
time.sleep(1)
try:
log("Waiting for connection", "debug")
sock.settimeout(600)
connection, client_address = sock.accept()
sock.settimeout(60)
except (KeyboardInterrupt, socket.error, 'Bad file descriptor') as e:
if str(e) == 'KeyboardInterrupt':
if core.PROG_DAEMONIZE:
log(str(e) + " !! STOPPING !!", "info")
startstop(pidfile=core.PDI_FILE_SENSOR, startmsg='stopping daemon', action='stop')
else:
print("KeyboardInterrupt received, stopping work ")
sock.close()
os._exit(0)
else:
if core.PROG_DAEMONIZE:
log(str(e) + " !! Restarting after Socket Error !!", "error")
else:
print("Got a error : %s - restarting socket ") % str(e)
sock.close()
sock = getsock()
sock.listen(1)
try:
log("Client is connected, IP : " + str(client_address), "debug")
while True:
line = read_tcp(connection)
# test
valid_command(line)
if line == "checkdevice":
log("command received and accepted : " + str(line), "debug")
log("responding with True", "debug")
writeline(connection, "True")
log("waiting for command parameters", "debug")
parameters = readlines_to_dict(connection)
log("parameters: " + str(parameters), "debug")
# checking if parameter is a mac address, if not delete this item
for k, v in parameters.items():
if is_mac(k) == False:
log("parameters: " + str(k) + " is not a mac address and will be removed", "debug")
del parameters[k] # remove entry with key 'Name'
# check if something left
number_of_items_in_dic = len(parameters)
if number_of_items_in_dic > 0:
log("The number of valid parameters (MAC-Address) is: " + str(number_of_items_in_dic), "debug")
# we have some mac-addresses to work with
# sent a ok to the client
writeline(connection, "True")
time.sleep(1)
# check if the mac can be seen and sent the result back to the client
log("Transmitting the results back to the client (Spot collector)", "debug")
writeline_dict(connection, check_device_dict(parameters))
log("Transition is done", "debug")
else:
# we didn't find any mac address
writeline(connection, "Fals")
break # stopping the processing
elif line == "displaytext":
log("Received text to Display, responding with True", "debug")
writeline(connection, "True")
line = read_tcp(connection)
if core.PIFACECAD_SUPPORT:
log("Displaying Text : " + str(line), "debug")
lcd_display.display_msg(str(line))
writeline(connection, "True")
else:
log("PIFACECAD_SUPPORT is not Enabled", "debug")
writeline(connection, "Fals")
elif line == "ping":
log("Received ping, responding with True", "debug")
writeline(connection, "True")
else:
if line != "":
log("Unknown command received: discarded : " + str(line), "debug")
log("Responding with Fals", "debug")
writeline(connection, "Fals")
break
except (KeyboardInterrupt, socket.error, 'Bad file descriptor', UnboundLocalError) as e:
if str(e) == 'KeyboardInterrupt':
if core.PROG_DAEMONIZE:
startstop(pidfile=core.PDI_FILE_SENSOR, startmsg='stopping daemon', action='stop')
else:
print("KeyboardInterrupt received, stopping work ")
sock.close()
os._exit(0)
else:
if core.PROG_DAEMONIZE:
log("got a error : " + str(e), "error")
else:
print("got a error : %s - restarting socket ") % str(e)
sock.close()
sock = getsock()
sock.listen(1)
if options.pidfile:
print "------------------- Set PIDfile to " + options.pidfile + " -------------------"
log("Set PIDfile to " + options.pidfile, "info")
core.PDI_FILE_SENSOR = str(options.pidfile)
# Set LOG
if options.log:
print "------------------- Log DEBUG manual set to True -------------------"
core.DEBUG_LOG = True
log("DEBUG LOG manual set to True", "debug")
else:
core.DEBUG_LOG = None
if options.stop:
log("Got the option to stop the Daemon ", "debug")
startstop(pidfile=core.PDI_FILE_SENSOR, startmsg='stopping daemon', action='stop')
elif options.restart:
log("Got the option to restart the Daemon ", "debug")
startstop(pidfile=core.PDI_FILE_SENSOR, startmsg='restarting daemon', action='restart')
elif options.status:
log("Got the option to return the Daemon status", "debug")
startstop(stdout='.', stderr=None, stdin='.',
pidfile=core.PDI_FILE_SENSOR, startmsg='status of daemon', action='status')
elif options.daemonize:
print "------------------- Preparing to run in daemon mode -------------------"
log("Preparing to run in daemon mode", "info")
startstop(pidfile=core.PDI_FILE_SENSOR, action='start')
else:
print("Starting in Terminal")
main()
def main():
if core.PIFACECAD_SUPPORT:
import core.piface_display as lcd_display
lcd_display.init_support_switches() # Optional
lcd_display.display_banner()
print("PIFACECAD_SUPPORT is Active")
if core.RGBLED_SUPPORT:
import core.rgbled as rgb_led
rgb_led.set_color('011')
print("RGBLED_SUPPORT is Active")
log("checking if ip interface is ready", "debug")
# wait till we have an ip
while get_local_ip("8.8.8.8") == None:
time.sleep(1)
myip = get_local_ip('8.8.8.8')
log("IP-Interface ready! - " + str(myip), "debug")
# start to listing port 55555 for clients
updserverstart()
log("Local Hostname is : " + hostname, "info")
# Bind the socket to the address given on the command line
sock = getsock()
sock.listen(1)
while True:
time.sleep(1)
# check if we did lost the IP
if str(myip) != str(get_local_ip('8.8.8.8')):
log(
"ip interface changed - closing socket and tying to get a new IP",
"info")
sock.close()
while get_local_ip("8.8.8.8") == None:
time.sleep(1)
myip = get_local_ip('8.8.8.8')
log("IP-Interface ready! - " + str(myip), "info")
sock = getsock()
sock.listen(1)
try:
log("Waiting for connection", "debug")
sock.settimeout(600)
connection, client_address = sock.accept()
sock.settimeout(60)
except (KeyboardInterrupt, socket.error, 'Bad file descriptor') as e:
if str(e) == 'KeyboardInterrupt':
if core.PROG_DAEMONIZE:
log(str(e) + " !! STOPPING !!", "info")
startstop(pidfile=core.PDI_FILE_SENSOR,
startmsg='stopping daemon',
action='stop')
else:
print("KeyboardInterrupt received, stopping work ")
sock.close()
os._exit(0)
else:
if core.PROG_DAEMONIZE:
log(
str(e) + " !! Restarting after Socket Error !!",
"error")
else:
print("Got a error : %s - restarting socket ") % str(e)
sock.close()
sock = getsock()
sock.listen(1)
try:
log("Client is connected, IP : " + str(client_address), "debug")
while True:
line = read_tcp(connection)
# test
if valid_command(line) == False:
writeline(connection, "Fals")
log("Unknown command received: discarded : " + str(line),
"debug")
log("Responding with Fals", "debug")
break
if line == "checkdevice":
log("command received and accepted : " + str(line),
"debug")
log("responding with True", "debug")
writeline(connection, "True")
log("waiting for command parameters", "debug")
parameters = readlines_to_dict(connection)
log("parameters: " + str(parameters), "debug")
# checking if parameter is a mac address, if not delete this item
for k, v in parameters.items():
if is_mac(k) == False:
log(
"parameters: " + str(k) +
" is not a mac address and will be removed",
"debug")
del parameters[k] # remove entry with key 'Name'
# check if something left
number_of_items_in_dic = len(parameters)
if number_of_items_in_dic > 0:
log(
"The number of valid parameters (MAC-Address) is: "
+ str(number_of_items_in_dic), "debug")
# we have some mac-addresses to work with
# sent a ok to the client
writeline(connection, "True")
time.sleep(1)
# check if the mac can be seen and sent the result back to the client
log(
"Transmitting the results back to the client (Spot collector)",
"debug")
writeline_dict(connection,
check_device_dict(parameters))
log("Transition is done", "debug")
else:
# we didn't find any mac address
writeline(connection, "Fals")
break # stopping the processing
elif line == "displaytext":
log("Received text to Display, responding with True",
"debug")
writeline(connection, "True")
line = read_tcp(connection)
if core.PIFACECAD_SUPPORT:
if str(line) == "ALL OUT":
log("Display backlight OFF ", "debug")
lcd_display.display_off()
else:
log("Displaying Text : " + str(line), "debug")
lcd_display.display_msg(str(line))
writeline(connection, "True")
else:
log("PIFACECAD_SUPPORT is not Enabled", "debug")
writeline(connection, "Fals")
elif line == "ping":
log("Received ping, responding with True", "debug")
writeline(connection, "True")
elif line == "gethostname":
log("Get Hostname received, responding with hostname",
"debug")
writeline(connection, hostname)
elif line == "rgbled":
log("Received RGB Code to Display, responding with True",
"debug")
writeline(connection, "True")
line = read_tcp(connection)
if core.RGBLED_SUPPORT:
log("Displaying RGB LED : " + str(line), "debug")
rgb_led.set_color(line)
writeline(connection, "True")
else:
log("RGBLED_SUPPORT is not Enabled", "debug")
writeline(connection, "Fals")
else:
if line != "":
log(
"Unknown command received: discarded : " +
str(line), "debug")
log("Responding with Fals", "debug")
writeline(connection, "Fals")
break
except (KeyboardInterrupt, socket.error, 'Bad file descriptor',
UnboundLocalError) as e:
if str(e) == 'KeyboardInterrupt':
if core.PROG_DAEMONIZE:
startstop(pidfile=core.PDI_FILE_SENSOR,
startmsg='stopping daemon',
action='stop')
else:
print("KeyboardInterrupt received, stopping work ")
sock.close()
os._exit(0)
else:
if core.PROG_DAEMONIZE:
log("got a error : " + str(e), "error")
else:
print("got a error : %s - restarting socket ") % str(e)
sock.close()
sock = getsock()
sock.listen(1)
if core.RGBLED_SUPPORT:
rgb_led.set_color('000')
def main():
log("Starting to collect parameters", "info")
log("checking if ip interface is ready", "debug")
# wait till we have an ip
while get_local_ip("8.8.8.8") is None:
time.sleep(1)
log("IP interface is ready to go! local IP : " + str(get_local_ip("8.8.8.8")), "debug")
if core.AUTO_DISCOVERY:
log("Running Auto Discovery for Sensors ", "debug")
discovery_sensors()
log("Getting Devices for check from CCU2", "debug")
# we will work with devices_to_check all the time and save the response from the sensors here
devices_to_check = discovery_devices()
log("All parameters collected. System OK -> STARTING WORK", "info")
try:
request_discovery = False # time to time I'll rediscover sensors and the "device to check list"
counter = 0 # loop counter
while True:
counter += 1 # count every loop
sensor_data = {}
if request_discovery: # in some cases we will need to rediscover sensors and devices
request_discovery = False
log("Rediscovering Sensor and devices. Loop : " + str(counter), "debug")
devices_to_check = {}
devices_to_check = copy.deepcopy(discovery_devices())
discovery_sensors()
# send the device list to all sensors, store all in sensor_data[k]
for k, v in core.SPOT_SENSOR.items():
# (k)ey = IP-Address
# (v)alue = Port
if check_sensor(k, v): # ping the sensor
cp_device = {}
cp_device = copy.deepcopy(devices_to_check) # avoiding references by deepcopy
sensor_data[k] = check_device_dict_via_sensor(k, v, cp_device) # collect dates from all sensors
else:
log("Sensor ping failed to : " + str(k) + " . Moving on to the next sensor", "debug")
request_discovery = True
presence_of_devices = {}
presence_of_devices = accumulate_sensor_data(sensor_data)
# create a time stamp
time_now = time.time()
time_stamp = datetime.datetime.fromtimestamp(time_now).strftime('%Y-%m-%d-%H:%M:%S')
if len(presence_of_devices) == 0:
log("All Sensors Down. loop counter " + str(counter), "debug")
request_discovery = True
else:
# checking if device presence has changed
for k, v in devices_to_check.items(): # k = mac-address
if devices_to_check[k]['presence'].lower() == 'true' and presence_of_devices[k] > 0:
# was visible ist visible do nothing
log(str(k) + " is still present. Loop : " + str(counter), "debug")
elif devices_to_check[k]['presence'].lower() == 'true' and presence_of_devices[k] == 0 and \
devices_to_check[k]['times_not_seen'] < core.MAX_TIME_NOT_SEEN:
# was visible ist not visible < MAX count not seen + 1, set first time not seen
devices_to_check[k]['times_not_seen'] += 1
if devices_to_check[k]['first_not_seen'] is None:
devices_to_check[k]['first_not_seen'] = time_stamp
elif devices_to_check[k]['presence'].lower() == 'true' and presence_of_devices[k] == 0 and \
devices_to_check[k]['times_not_seen'] >= core.MAX_TIME_NOT_SEEN:
# was visible ist not visible = MAX! update ccu2, was visible = False
# send update to ccu2
send_ok = send_device_status_to_ccu(devices_to_check[k]['ise_id'], 'false')
log(str(k) + " - " + str(devices_to_check[k]['name']) + \
" is last seen at " + \
str(devices_to_check[k]['first_not_seen']) + ". going to update the CCU2", "info")
if send_ok: # successful
log(str(k) + " changes successfully updated to CCU2", "debug")
else:
log(str(k) + " problem trying to update changes to CCU2", "debug")
devices_to_check[k]['presence'] = 'False' # update the dict
display_msg_on_sensors_display(str(devices_to_check[k]['name']) + " left")
time.sleep(1)
# passing to a DB ->
elif devices_to_check[k]['presence'].lower() == 'false' and presence_of_devices[k] > 0:
# was not visible ist visible update ccu2, was visible = True, reset counter and stamp
# send update to ccu2
send_ok = send_device_status_to_ccu(devices_to_check[k]['ise_id'], 'true')
log(str(k) + " - " + str(devices_to_check[k]['name']) + \
" is here now. Update is sent to CCU2", "info")
if send_ok: # successful
log(str(k) + " changes successfully updated to CCU2", "debug")
else:
log(str(k) + " problem trying to update changes to CCU2", "debug")
devices_to_check[k]['times_not_seen'] = 0 # reset not seen counter to 0
devices_to_check[k]['first_not_seen'] = None # reset first time stamp
devices_to_check[k]['presence'] = 'True' # update the dict
display_msg_on_sensors_display("Hallo " + str(devices_to_check[k]['name']))
time.sleep(1)
# passing to a DB ->
else:
log(str(k) + " remains unavailable", "debug")
# if activated, send a alive signal to ccu2. To activate it, u need to create a
# system variable ('last_update_') on the ccu2
#if core.CCU_LAST_UPDATE is not None:
# send_ok = send_device_status_to_ccu('last_update_', '"' + time_stamp + '"')
if counter > 15: # Rediscover after every x loops
counter = 0
request_discovery = True
time.sleep(core.SLEEP_TIMER)
except KeyboardInterrupt:
log("Got signal to STOP", "info")
if core.PROG_DAEMONIZE:
startstop(pidfile=core.PDI_FILE, startmsg='stopping daemon', action='stop')
else:
print("KeyboardInterrupt received, stopping work ")
os._exit(0)