214 lines
8.5 KiB
Python
214 lines
8.5 KiB
Python
"""Driver for advvfdipppond"""
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import threading
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import json
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import os
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import time
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from random import randint
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# PERSISTENCE FILE
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import persistence
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PERSIST = persistence.load("extra_data.json")
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if not PERSIST:
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PERSIST = {'ip_address': '192.168.1.10', 'download_pycomm': True, 'flowmeter_units': 'GPM'}
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persistence.store(PERSIST, "extra_data.json")
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os.system('echo "" > /root/python_firmware/drivers/modbusMap.p')
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PLC_IP_ADDRESS = PERSIST['ip_address']
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from device_base import deviceBase
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import urllib
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if PERSIST['download_pycomm']:
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try:
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urllib.urlretrieve('http://s3.amazonaws.com/pocloud-drivers/pycomm/clx.py', '/root/python_firmware/pycomm/ab_comm/clx.py')
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urllib.urlretrieve('http://s3.amazonaws.com/pocloud-drivers/pycomm/cip_base.py', '/root/python_firmware/pycomm/cip/cip_base.py')
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PERSIST['download_pycomm'] = False
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persistence.store(PERSIST, "extra_data.json")
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except Exception as e:
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print("Could not download latest pycomm update: {}".format(e))
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from Channel import PLCChannel, ModbusChannel,read_tag, write_tag, TAG_DATAERROR_SLEEPTIME
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from utilities import get_public_ip_address, get_private_ip_address, get_additional_tags, convert_int
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from file_logger import filelogger as log
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from Tags import tags
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path = "/root/python_firmware/drivers/additional_tags.py"
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f = open(path, "a+")
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f.seek(0)
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if os.stat(path).st_size == 0:
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f.write("from Channel import PLCChannel, ModbusChannel\n")
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f.write("from advvfdipppond import PLC_IP_ADDRESS\n")
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f.write("additional_tags = []")
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f.close()
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from additional_tags import additional_tags
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_ = None
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log.info("advvfdipppond startup")
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# GLOBAL VARIABLES
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WAIT_FOR_CONNECTION_SECONDS = 30
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IP_CHECK_PERIOD = 60
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CHANNELS = tags + additional_tags
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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 = "1"
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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.private_ip_address = ""
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self.public_ip_address_last_checked = 0
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self.ping_counter = 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("advvfdipppond 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 advvfdipppond driver...")
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self._check_ip_address()
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self.nodes["advvfdipppond_0199"] = self
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try:
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if PERSIST['flowmeter_units']:
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self.sendtodbDev(1, 'flowunits', PERSIST['flowmeter_units'], 0, 'advvfdipppond')
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else:
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PERSIST['flowmeter_units'] = "GPM"
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persistence.store(PERSIST, "extra_data.json")
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self.sendtodbDev(1, 'flowunits', PERSIST['flowmeter_units'], 0, 'advvfdipppond')
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except:
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PERSIST['flowmeter_units'] = "GPM"
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persistence.store(PERSIST, "extra_data.json")
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self.sendtodbDev(1, 'flowunits', PERSIST['flowmeter_units'], 0, 'advvfdipppond')
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send_loops = 0
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convert_list = ["Device_Status_INT","sts_PID_Control","Downhole_Sensor_Status_INT","alarm_Flowmeter","alarm_IntakePressure",
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"alarm_IntakeTemperature","alarm_TubingPressure","alarm_VFD","alarm_Lockout","alarm_FluidLevel","Run_Permissive_INT",
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"Start_Permissive_INT","PowerFlex755.Val_LastFaultCode","sts_CurrentVFDFaultCode"]
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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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try:
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val = chan.read()
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if "hart" in chan.mesh_name and val == None:
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val = 0.0
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if chan.check(val, self.force_send):
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if chan.plc_tag in convert_list:
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converted_value = convert_int(chan.plc_tag, val)
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self.sendtodbDev(1, chan.mesh_name, converted_value, 0, 'advvfdipppond')
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else:
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self.sendtodbDev(1, chan.mesh_name, chan.value, 0, 'advvfdipppond')
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#time.sleep(TAG_DATAERROR_SLEEPTIME) # sleep to allow Micro800 to handle ENET requests
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except Exception as e:
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log.info("Error: {}".format(e))
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time.sleep(30) #sleep for 30 seconds after a full poll
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# print("advvfdipppond 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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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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test_public_ip = test_public_ip
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test_private_ip = get_private_ip_address()
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if not test_public_ip == self.public_ip_address and not test_public_ip == "0.0.0.0":
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self.sendtodbDev(1, 'public_ip_address', test_public_ip, 0, 'advvfdipppond')
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self.public_ip_address = test_public_ip
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if not test_private_ip == self.private_ip_address:
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self.sendtodbDev(1, 'private_ip_address', test_private_ip, 0, 'advvfdipppond')
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self.private_ip_address = test_private_ip
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hostname = "google.com"
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response = 1
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try:
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response = os.system("ping -c 1 " + hostname + " > /dev/null 2>&1")
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except Exception as e:
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print("Something went wrong in ping: {}".format(e))
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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 advvfdipppond_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 advvfdipppond_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="CLX")
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print("Result of advvfdipppond_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 advvfdipppond_startcmd(self,name, value):
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write_res = write_tag(str(PLC_IP_ADDRESS), "cmd_Start" , 1, plc_type="CLX")
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print("Result of advvfdipppond_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 advvfdipppond_stopcmd(self,name, value):
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write_res = write_tag(str(PLC_IP_ADDRESS), "cmd_Stop" , 1, plc_type="CLX")
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print("Result of advvfdipppond_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 advvfdipppond_flowunits(self, name, value):
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new_val = json.loads(str(value).replace("'", '"'))
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PERSIST['flowmeter_units'] = new_val
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persistence.store(PERSIST, "extra_data.json")
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self.sendtodbDev(1, 'flowunits', PERSIST['flowmeter_units'], 0, 'advvfdipppond') |