260 lines
12 KiB
Python
260 lines
12 KiB
Python
"""Driver for flowmeterskid"""
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import threading
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import json
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import time
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from random import randint
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import os
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from device_base import deviceBase
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from Channel import PLCChannel, ModbusChannel,read_tag, write_tag, TAG_DATAERROR_SLEEPTIME
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import persistence
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from utilities import get_public_ip_address
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from file_logger import filelogger as log
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PLC_IP_ADDRESS = "192.168.1.12"
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from Tags import tags
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from datetime import datetime as dt
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_ = None
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log.info("flowmeterskid startup")
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# GLOBAL VARIABLES
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WAIT_FOR_CONNECTION_SECONDS = 20
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IP_CHECK_PERIOD = 60
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CHANNELS = tags
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# PERSISTENCE FILE
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PERSIST = persistence.load()
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if not PERSIST:
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PERSIST = {
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"ignore_list": []
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}
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persistence.store(PERSIST)
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TOTALIZERS = persistence.load("totalizers.json")
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if not TOTALIZERS:
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TOTALIZERS = {}
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for x in ['fm1', 'fm2']:
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TOTALIZERS[x] = {
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'Todays': 0,
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'Yesterdays': 0,
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'Current Months': 0,
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'Previous Months': 0,
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'Monthly Holding': 0,
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'Daily Holding': 0,
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'Lifetime': 0,
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'Day': 0,
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'Month': 0,
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'Last Report': 0
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}
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persistence.store(TOTALIZERS, "totalizers.json")
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class start(threading.Thread, deviceBase):
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"""Start class required by Meshify."""
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def __init__(self, name=None, number=None, mac=None, Q=None, mcu=None,
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companyId=None, offset=None, mqtt=None, Nodes=None):
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"""Initialize the driver."""
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threading.Thread.__init__(self)
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deviceBase.__init__(self, name=name, number=number, mac=mac, Q=Q,
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mcu=mcu, companyId=companyId, offset=offset,
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mqtt=mqtt, Nodes=Nodes)
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self.daemon = True
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self.version = "3"
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self.finished = threading.Event()
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self.force_send = False
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self.public_ip_address = ""
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self.public_ip_address_last_checked = 0
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threading.Thread.start(self)
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# this is a required function for all drivers, its goal is to upload some piece of data
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# about your device so it can be seen on the web
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def register(self):
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"""Register the driver."""
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# self.sendtodb("log", "BOOM! Booted.", 0)
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pass
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def run(self):
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"""Actually run the driver."""
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for i in range(0, WAIT_FOR_CONNECTION_SECONDS):
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print("flowmeterskid driver will start in {} seconds".format(WAIT_FOR_CONNECTION_SECONDS - i))
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time.sleep(1)
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log.info("BOOM! Starting flowmeterskid driver...")
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self._check_ip_address()
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self.nodes["flowmeterskid_0199"] = self
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send_loops = 0
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while True:
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now = time.time()
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if self.force_send:
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log.warning("FORCE SEND: TRUE")
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for chan in CHANNELS:
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val = chan.read()
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if chan.check(val, self.force_send):
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if chan.mesh_name in PERSIST["ignore_list"]:
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if "_t1" in chan.mesh_name:
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self.totalizer_null(chan.mesh_name.split("_")[1])
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else:
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self.sendtodbDev(1, chan.mesh_name, None, 0, 'flowmeterskid')
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elif "_t1" in chan.mesh_name:
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self.totalize(val,chan.mesh_name.split("_")[1])
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else:
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self.sendtodbDev(1, chan.mesh_name, chan.value, 0, 'flowmeterskid')
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#time.sleep(TAG_DATAERROR_SLEEPTIME) # sleep to allow Micro800 to handle ENET requests
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# print("flowmeterskid driver still alive...")
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if self.force_send:
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if send_loops > 2:
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log.warning("Turning off force_send")
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self.force_send = False
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send_loops = 0
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else:
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send_loops += 1
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time.sleep(10)
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if (now - self.public_ip_address_last_checked) > IP_CHECK_PERIOD:
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self._check_ip_address()
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def _check_ip_address(self):
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"""Check the public IP address and send to Meshify if changed."""
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self.public_ip_address_last_checked = time.time()
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test_public_ip = get_public_ip_address()
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if not test_public_ip == self.public_ip_address:
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self.sendtodbDev(1, 'public_ip_address', test_public_ip, 0, 'flowmeterskid')
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self.public_ip_address = test_public_ip
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hostname = "google.com"
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response = os.system("ping -c 1 " + hostname)
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#and then check the response...
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if response == 0:
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print hostname, 'is up!'
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self.ping_counter = 0
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else:
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print hostname, 'is down!'
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self.ping_counter += 1
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if self.ping_counter >= 3:
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log.info("Rebooting because no internet detected")
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os.system('reboot')
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def flowmeterskid_sync(self, name, value):
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"""Sync all data from the driver."""
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self.force_send = True
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# self.sendtodb("log", "synced", 0)
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return True
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def flowmeterskid_writeplctag(self, name, value):
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"""Write a value to the PLC."""
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new_val = json.loads(str(value).replace("'", '"'))
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tag_n = str(new_val['tag']) # "cmd_Start"
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val_n = new_val['val']
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write_res = write_tag(str(PLC_IP_ADDRESS), tag_n, val_n, plc_type="Micro800")
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print("Result of flowmeterskid_writeplctag(self, {}, {}) = {}".format(name, value, write_res))
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if write_res is None:
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write_res = "Error writing to PLC..."
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return write_res
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def flowmeterskid_ignorechannel(self, name, value):
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if value not in PERSIST["ignore_list"]:
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PERSIST["ignore_list"].append(value)
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persistence.store(PERSIST)
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return True
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def flowmeterskid_observechannel(self, name, value):
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if value in PERSIST["ignore_list"]:
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PERSIST["ignore_list"].remove(value)
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persistence.store(PERSIST)
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return True
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def totalize(self, val, totalizer):
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right_now = dt.today()
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month = right_now.month
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day = right_now.day
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#Totalize Today, Yesterday, Month, Last Month
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#if the stored day is 0 then it's a fresh run of this should initalize values now
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if TOTALIZERS[totalizer]['Day'] == 0:
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TOTALIZERS[totalizer]['Day'] = day
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TOTALIZERS[totalizer]['Month'] = month
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TOTALIZERS[totalizer]['Daily Holding'] = val
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TOTALIZERS[totalizer]['Monthly Holding'] = val
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persistence.store(TOTALIZERS, 'totalizers.json')
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#Communication error during initialization check if lifetime has reported properly and update holdings
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if TOTALIZERS[totalizer]['Daily Holding'] == None and not(val == None):
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TOTALIZERS[totalizer]['Daily Holding'] = val
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TOTALIZERS[totalizer]['Monthly Holding'] = val
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try:
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if val - TOTALIZERS[totalizer]['Daily Holding'] - TOTALIZERS[totalizer]['Todays'] > 500 or time.time() - TOTALIZERS[totalizer]['Last Report'] > 3600 or self.force_send:
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TOTALIZERS[totalizer]['Todays'] = val - TOTALIZERS[totalizer]['Daily Holding']
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TOTALIZERS[totalizer]['Current Months'] = val - TOTALIZERS[totalizer]['Monthly Holding']
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TOTALIZERS[totalizer]['Lifetime'] = val
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self.sendtodbDev(1, 'val_{}_today'.format(totalizer), TOTALIZERS[totalizer]['Todays'], 0, 'flowmeterskid')
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self.sendtodbDev(1, 'val_{}_month'.format(totalizer), TOTALIZERS[totalizer]['Current Months'], 0, 'flowmeterskid')
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self.sendtodbDev(1, 'val_{}_yesterday'.format(totalizer), TOTALIZERS[totalizer]['Yesterdays'], 0, 'flowmeterskid')
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self.sendtodbDev(1, 'val_{}_t1'.format(totalizer), TOTALIZERS[totalizer]['Lifetime'], 0, 'flowmeterskid')
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if self.force_send:
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self.sendtodbDev(1, 'val_{}_lastmonth'.format(totalizer), TOTALIZERS[totalizer]['Previous Months'], 0, 'flowmeterskid')
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TOTALIZERS[totalizer]['Last Report'] = time.time()
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except:
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if time.time() - TOTALIZERS[totalizer]['Last Report'] > 3600 or self.force_send:
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self.sendtodbDev(1, 'val_{}_today'.format(totalizer), TOTALIZERS[totalizer]['Todays'], 0, 'flowmeterskid')
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self.sendtodbDev(1, 'val_{}_month'.format(totalizer), TOTALIZERS[totalizer]['Current Months'], 0, 'flowmeterskid')
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self.sendtodbDev(1, 'val_{}_yesterday'.format(totalizer), TOTALIZERS[totalizer]['Yesterdays'], 0, 'flowmeterskid')
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self.sendtodbDev(1, 'val_{}_t1'.format(totalizer), TOTALIZERS[totalizer]['Lifetime'], 0, 'flowmeterskid')
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if self.force_send:
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self.sendtodbDev(1, 'val_{}_lastmonth'.format(totalizer), TOTALIZERS[totalizer]['Previous Months'], 0, 'flowmeterskid')
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TOTALIZERS[totalizer]['Last Report'] = time.time()
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#If the current day doesn't equal the stored day roll the dailies over
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if not(day == TOTALIZERS[totalizer]['Day']):
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#if a comms error use the stored values else use the latested values
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if val == None:
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TOTALIZERS[totalizer]['Yesterdays'] = TOTALIZERS[totalizer]['Todays']
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TOTALIZERS[totalizer]['Todays'] = 0
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TOTALIZERS[totalizer]['Daily Holding'] = TOTALIZERS[totalizer]['Lifetime']
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else:
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TOTALIZERS[totalizer]['Yesterdays'] = val - TOTALIZERS[totalizer]['Daily Holding']
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TOTALIZERS[totalizer]['Todays'] = 0
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TOTALIZERS[totalizer]['Daily Holding'] = val
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TOTALIZERS[totalizer]['Lifetime'] = val
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TOTALIZERS[totalizer]['Day'] = day
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self.sendtodbDev(1, 'val_{}_today'.format(totalizer), TOTALIZERS[totalizer]['Todays'], 0, 'flowmeterskid')
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self.sendtodbDev(1, 'val_{}_yesterday'.format(totalizer), TOTALIZERS[totalizer]['Yesterdays'], 0, 'flowmeterskid')
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self.sendtodbDev(1, 'val_{}_t1'.format(totalizer), TOTALIZERS[totalizer]['Lifetime'], 0, 'flowmeterskid')
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TOTALIZERS[totalizer]['Last Report'] = time.time()
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#the day has rolled over if the month also rolls over
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if not(month == TOTALIZERS[totalizer]['Month']):
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#if a comms error use the stored values else use the latested values
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if val == None:
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TOTALIZERS[totalizer]['Previous Months'] = TOTALIZERS[totalizer]['Current Months']
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TOTALIZERS[totalizer]['Current Months'] = 0
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TOTALIZERS[totalizer]['Monthly Holding'] = TOTALIZERS[totalizer]['Lifetime']
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else:
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TOTALIZERS[totalizer]['Previous Months'] = val - TOTALIZERS[totalizer]['Monthly Holding']
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TOTALIZERS[totalizer]['Current Months'] = 0
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TOTALIZERS[totalizer]['Monthly Holding'] = val
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TOTALIZERS[totalizer]['Month'] = month
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self.sendtodbDev(1, 'val_{}_month'.format(totalizer), TOTALIZERS[totalizer]['Current Months'], 0, 'flowmeterskid')
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self.sendtodbDev(1, 'val_{}_lastmonth'.format(totalizer), TOTALIZERS[totalizer]['Previous Months'], 0, 'flowmeterskid')
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self.sendtodbDev(1, 'val_{}_t1'.format(totalizer), TOTALIZERS[totalizer]['Lifetime'], 0, 'flowmeterskid')
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TOTALIZERS[totalizer]['Last Report'] = time.time()
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persistence.store(TOTALIZERS, 'totalizers.json')
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def totalizer_null(self, totalizer):
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if time.time() - TOTALIZERS[totalizer]['Last Report'] > 3600 or self.force_send:
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self.sendtodbDev(1, 'val_{}_today'.format(totalizer), None, 0, 'flowmeterskid')
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self.sendtodbDev(1, 'val_{}_month'.format(totalizer), None, 0, 'flowmeterskid')
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self.sendtodbDev(1, 'val_{}_yesterday'.format(totalizer), None, 0, 'flowmeterskid')
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self.sendtodbDev(1, 'val_{}_lastmonth'.format(totalizer), None, 0, 'flowmeterskid')
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self.sendtodbDev(1, 'val_{}_t1'.format(totalizer), None, 0, 'flowmeterskid')
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TOTALIZERS[totalizer]['Last Report'] = time.time()
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persistence.store(TOTALIZERS, 'totalizers.json')
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