196 lines
9.6 KiB
Python
196 lines
9.6 KiB
Python
"""Driver for multisensor"""
|
|
|
|
import threading
|
|
import json
|
|
import time
|
|
from random import randint
|
|
|
|
from device_base import deviceBase
|
|
from channel import PLCChannel, read_tag, write_tag
|
|
from utilities import get_public_ip_address
|
|
from logger import filelogger
|
|
|
|
_ = None
|
|
|
|
filelogger.info("multisensor startup")
|
|
|
|
# GLOBAL VARIABLES
|
|
WAIT_FOR_CONNECTION_SECONDS = 60
|
|
WATCHDOG_ENABLE = True
|
|
WATCHDOG_SEND_PERIOD = 3600 # Seconds, the longest amount of time before sending the watchdog status
|
|
PLC_IP_ADDRESS = "192.168.1.12"
|
|
|
|
CALIBRATION_TABLES = [[] for x in xrange(8)]
|
|
|
|
CHANNELS = [
|
|
PLCChannel(PLC_IP_ADDRESS, 'an0val', 'input0.scaledValue', 'REAL', 1.0, 600, map_=False, write_enabled=False, plc_type="Micro800"),
|
|
PLCChannel(PLC_IP_ADDRESS, 'an1val', 'input1.scaledValue', 'REAL', 1.0, 600, map_=False, write_enabled=False, plc_type="Micro800"),
|
|
PLCChannel(PLC_IP_ADDRESS, 'an2val', 'input2.scaledValue', 'REAL', 1.0, 600, map_=False, write_enabled=False, plc_type="Micro800"),
|
|
PLCChannel(PLC_IP_ADDRESS, 'an3val', 'input3.scaledValue', 'REAL', 1.0, 600, map_=False, write_enabled=False, plc_type="Micro800"),
|
|
PLCChannel(PLC_IP_ADDRESS, 'an4val', 'input4.scaledValue', 'REAL', 1.0, 600, map_=False, write_enabled=False, plc_type="Micro800"),
|
|
PLCChannel(PLC_IP_ADDRESS, 'an5val', 'input5.scaledValue', 'REAL', 1.0, 600, map_=False, write_enabled=False, plc_type="Micro800"),
|
|
PLCChannel(PLC_IP_ADDRESS, 'an6val', 'input6.scaledValue', 'REAL', 1.0, 600, map_=False, write_enabled=False, plc_type="Micro800"),
|
|
PLCChannel(PLC_IP_ADDRESS, 'an7val', 'input7.scaledValue', 'REAL', 1.0, 600, map_=False, write_enabled=False, plc_type="Micro800"),
|
|
PLCChannel(PLC_IP_ADDRESS, 'pond0volume', 'input0.pondVolume', 'REAL', 1000.0, 600, map_=False, write_enabled=False, plc_type="Micro800"),
|
|
PLCChannel(PLC_IP_ADDRESS, 'pond1volume', 'input1.pondVolume', 'REAL', 1000.0, 600, map_=False, write_enabled=False, plc_type="Micro800"),
|
|
PLCChannel(PLC_IP_ADDRESS, 'pond2volume', 'input2.pondVolume', 'REAL', 1000.0, 600, map_=False, write_enabled=False, plc_type="Micro800"),
|
|
PLCChannel(PLC_IP_ADDRESS, 'pond3volume', 'input3.pondVolume', 'REAL', 1000.0, 600, map_=False, write_enabled=False, plc_type="Micro800"),
|
|
PLCChannel(PLC_IP_ADDRESS, 'pond4volume', 'input4.pondVolume', 'REAL', 1000.0, 600, map_=False, write_enabled=False, plc_type="Micro800"),
|
|
PLCChannel(PLC_IP_ADDRESS, 'pond5volume', 'input5.pondVolume', 'REAL', 1000.0, 600, map_=False, write_enabled=False, plc_type="Micro800"),
|
|
PLCChannel(PLC_IP_ADDRESS, 'pond6volume', 'input6.pondVolume', 'REAL', 1000.0, 600, map_=False, write_enabled=False, plc_type="Micro800"),
|
|
PLCChannel(PLC_IP_ADDRESS, 'pond7volume', 'input7.pondVolume', 'REAL', 1000.0, 600, map_=False, write_enabled=False, plc_type="Micro800"),
|
|
PLCChannel(PLC_IP_ADDRESS, 'an0active', 'input0.active', 'BOOL', 1.0, 600, map_=False, write_enabled=False, plc_type="Micro800"),
|
|
PLCChannel(PLC_IP_ADDRESS, 'an1active', 'input1.active', 'BOOL', 1.0, 600, map_=False, write_enabled=False, plc_type="Micro800"),
|
|
PLCChannel(PLC_IP_ADDRESS, 'an2active', 'input2.active', 'BOOL', 1.0, 600, map_=False, write_enabled=False, plc_type="Micro800"),
|
|
PLCChannel(PLC_IP_ADDRESS, 'an3active', 'input3.active', 'BOOL', 1.0, 600, map_=False, write_enabled=False, plc_type="Micro800"),
|
|
PLCChannel(PLC_IP_ADDRESS, 'an4active', 'input4.active', 'BOOL', 1.0, 600, map_=False, write_enabled=False, plc_type="Micro800"),
|
|
PLCChannel(PLC_IP_ADDRESS, 'an5active', 'input5.active', 'BOOL', 1.0, 600, map_=False, write_enabled=False, plc_type="Micro800"),
|
|
PLCChannel(PLC_IP_ADDRESS, 'an6active', 'input6.active', 'BOOL', 1.0, 600, map_=False, write_enabled=False, plc_type="Micro800"),
|
|
PLCChannel(PLC_IP_ADDRESS, 'an7active', 'input7.active', 'BOOL', 1.0, 600, map_=False, write_enabled=False, plc_type="Micro800"),
|
|
]
|
|
|
|
|
|
class start(threading.Thread, deviceBase):
|
|
"""Start class required by Meshify."""
|
|
|
|
def __init__(self, name=None, number=None, mac=None, Q=None, mcu=None,
|
|
companyId=None, offset=None, mqtt=None, Nodes=None):
|
|
"""Initialize the driver."""
|
|
threading.Thread.__init__(self)
|
|
deviceBase.__init__(self, name=name, number=number, mac=mac, Q=Q,
|
|
mcu=mcu, companyId=companyId, offset=offset,
|
|
mqtt=mqtt, Nodes=Nodes)
|
|
|
|
self.daemon = True
|
|
self.version = "1"
|
|
self.finished = threading.Event()
|
|
self.force_send = False
|
|
self.public_ip_address = ""
|
|
self.public_ip_address_last_checked = 0
|
|
self.watchdog = False
|
|
self.watchdog_last_checked = 0
|
|
self.watchdog_last_sent = 0
|
|
threading.Thread.start(self)
|
|
|
|
# this is a required function for all drivers, its goal is to upload some piece of data
|
|
# about your device so it can be seen on the web
|
|
def register(self):
|
|
"""Register the driver."""
|
|
# self.sendtodb("log", "BOOM! Booted.", 0)
|
|
pass
|
|
|
|
def run(self):
|
|
"""Actually run the driver."""
|
|
for i in range(0, WAIT_FOR_CONNECTION_SECONDS):
|
|
print("multisensor driver will start in {} seconds".format(WAIT_FOR_CONNECTION_SECONDS - i))
|
|
time.sleep(1)
|
|
filelogger.info("BOOM! Starting multisensor driver...")
|
|
|
|
self._check_watchdog()
|
|
self._check_ip_address()
|
|
|
|
self.nodes["multisensor_0199"] = self
|
|
|
|
send_loops = 0
|
|
watchdog_check_after = 60
|
|
ip_check_after = 60
|
|
|
|
while True:
|
|
now = time.time()
|
|
if self.force_send:
|
|
filelogger.warning("FORCE SEND: TRUE")
|
|
|
|
for chan in CHANNELS:
|
|
val = chan.read()
|
|
if chan.check(val, self.force_send):
|
|
self.sendtodbDev(1, chan.mesh_name, chan.value, 0, 'multisensor')
|
|
|
|
|
|
# print("multisensor driver still alive...")
|
|
if self.force_send:
|
|
if send_loops > 2:
|
|
filelogger.warning("Turning off force_send")
|
|
self.force_send = False
|
|
send_loops = 0
|
|
else:
|
|
send_loops += 1
|
|
|
|
if WATCHDOG_ENABLE:
|
|
if (now - self.watchdog_last_checked) > watchdog_check_after:
|
|
self._check_watchdog()
|
|
|
|
if (now - self.public_ip_address_last_checked) > ip_check_after:
|
|
self._check_ip_address()
|
|
|
|
def read_pond_calibration(self, input_number):
|
|
"""Read all calibration values for a specific pond."""
|
|
last_read_height = -1.0
|
|
cal_values = []
|
|
cal_index = 1
|
|
while last_read_height != 0 and cal_index <= 10:
|
|
cal_tag_height = "input{}.calibrationLevel[{}]".format(input_number, cal_index)
|
|
cal_tag_volume = "input{}.calibrationVolume[{}]".format(input_number, cal_index)
|
|
read_height = read_tag(PLC_IP_ADDRESS, cal_tag_height, plc_type="Micro800")
|
|
time.sleep(2)
|
|
read_volume = read_tag(PLC_IP_ADDRESS, cal_tag_volume, plc_type="Micro800")
|
|
time.sleep(2)
|
|
if read_height and read_volume:
|
|
if read_height[0] > 0.0:
|
|
cal_values.append({"height": read_height[0], "volume": read_volume[0]})
|
|
last_read_height = read_height[0]
|
|
cal_index += 1
|
|
|
|
if cal_values != CALIBRATION_TABLES[input_number] or self.force_send:
|
|
calibration_channel = "pond{}calibration".format(input_number)
|
|
calibration_string = json.dumps(cal_values).replace('"', "'")
|
|
self.sendtodbDev(1, calibration_channel, calibration_string, 0, 'multisensor')
|
|
CALIBRATION_TABLES[input_number] = cal_values
|
|
|
|
def _check_watchdog(self):
|
|
"""Check the watchdog and send to Meshify if changed or stale."""
|
|
test_watchdog = self.multisensor_watchdog()
|
|
now = time.time()
|
|
self.watchdog_last_checked = now
|
|
if test_watchdog != self.watchdog or (now - self.watchdog_last_sent) > WATCHDOG_SEND_PERIOD:
|
|
self.sendtodbDev(1, 'watchdog', test_watchdog, 0, 'multisensor')
|
|
self.watchdog = test_watchdog
|
|
self.watchdog_last_sent = now
|
|
|
|
|
|
def _check_ip_address(self):
|
|
"""Check the public IP address and send to Meshify if changed."""
|
|
self.public_ip_address_last_checked = time.time()
|
|
test_public_ip = get_public_ip_address()
|
|
if not test_public_ip == self.public_ip_address:
|
|
self.sendtodbDev(1, 'public_ip_address', test_public_ip, 0, 'multisensor')
|
|
self.public_ip_address = test_public_ip
|
|
|
|
def multisensor_watchdog(self):
|
|
"""Write a random integer to the PLC and then 1 seconds later check that it has been decremented by 1."""
|
|
randval = randint(0, 32767)
|
|
write_tag(str(PLC_IP_ADDRESS), 'watchdog_INT', randval)
|
|
time.sleep(1)
|
|
watchdog_val = read_tag(str(PLC_IP_ADDRESS), 'watchdog_INT')
|
|
try:
|
|
return (randval - 1) == watchdog_val[0]
|
|
except (KeyError, TypeError):
|
|
return False
|
|
|
|
def multisensor_sync(self, name, value):
|
|
"""Sync all data from the driver."""
|
|
self.force_send = True
|
|
print("got sync({}, {})".format(name, value))
|
|
self.sendtodb("log", "synced", 0)
|
|
return True
|
|
|
|
def multisensor_writeplctag(self, name, value):
|
|
"""Write a value to the PLC."""
|
|
new_val = json.loads(str(value).replace("'", '"'))
|
|
tag_n = str(new_val['tag']) # "cmd_Start"
|
|
val_n = new_val['val']
|
|
write_res = write_tag(str(PLC_IP_ADDRESS), tag_n, val_n)
|
|
print("Result of multisensor_writeplctag(self, {}, {}) = {}".format(name, value, write_res))
|
|
if write_res is None:
|
|
write_res = "Error writing to PLC..."
|
|
return write_res
|