436 lines
19 KiB
Python
436 lines
19 KiB
Python
"""Driver for swdcontroller"""
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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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# PERSISTENCE FILE
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PERSIST = persistence.load('persist.json')
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if not PERSIST:
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PERSIST = {"b1":"192.168.1.10", "b2":"192.168.1.20", "vs1": "192.168.1.14", "swd1":"192.168.1.15"}
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persistence.store(PERSIST, 'persist.json')
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PLC_IP_ADDRESS = PERSIST
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from Tags import tags
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_ = None
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log.info("swdcontroller 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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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.public_ip_address_last_checked = 0
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self.plc_ping_status = {"b1": "", "b2": "", "vs1":"", "swd1": ""}
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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("swdcontroller 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 swdcontroller driver...")
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self._check_ip_address()
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self.nodes["swdcontroller_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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self.sendtodbDev(1, chan.mesh_name, chan.value, 0, 'swdcontroller')
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time.sleep(TAG_DATAERROR_SLEEPTIME) # sleep to allow Micro800 to handle ENET requests
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# print("swdcontroller 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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self._check_devices()
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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, 'swdcontroller')
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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 _check_devices(self):
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name = {
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"b1": "Booster #1",
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"b2": "Booster #2",
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"vs1": "Valve Station",
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"swd1": "SWD"
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}
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for device in PLC_IP_ADDRESS:
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try:
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plc_ping = os.system("ping -c 1 " + PLC_IP_ADDRESS[device] + " > /dev/null 2>&1")
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except Exception as e:
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log.error("something went wrong in ping: {}".format(e))
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if plc_ping == 0:
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if not self.plc_ping_status[device] == "OK":
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self.sendtodbDev(1, device + "_ping","OK", 0, 'swdcontroller')
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self.plc_ping_status[device] = "OK"
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else:
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if not self.plc_ping_status[device] == "Comms Error to PLC":
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self.sendtodbDev(1, device + '_ping', "Comms Error to " + name[device],0, 'swdcontroller')
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self.plc_ping_status[device] = 'Comms Error to PLC'
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def swdcontroller_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 swdcontroller_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 swdcontroller_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 swdcontroller_b1_cmd_start(self, name, value):
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write_res = write_tag(str(PLC_IP_ADDRESS["b1"]), "cmd_Start", 1, plc_type="CLX")
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print("Result of swdcontroller_b1_start(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 swdcontroller_b1_cmd_stop(self, name, value):
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write_res = write_tag(str(PLC_IP_ADDRESS["b1"]), "cmd_Stop", 1, plc_type="CLX")
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print("Result of swdcontroller_b1_stop(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 swdcontroller_b1_spt_pid_manual(self,name,value):
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value = float(value)
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if 0.0 < value < 100.0:
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write_res = write_tag(str(PLC_IP_ADDRESS["b1"]), "cfg_PID_ManualSP", value, plc_type="CLX")
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print("Result of swdcontroller_b1_spt_manual(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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for chan in CHANNELS:
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if chan.mesh_name == "b1_spt_pid_manual":
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val = value
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if chan.check(val, True):
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self.sendtodbDev(1, chan.mesh_name, chan.value, 0, 'swdcontroller')
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else:
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self.sendtodbDev(1, chan.mesh_name, chan.value, 0, 'swdcontroller')
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return write_res
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def swdcontroller_b1_spt_pid_discharge(self,name,value):
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value = float(value)
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if 0.0 < value < 300.0:
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write_res = write_tag(str(PLC_IP_ADDRESS["b1"]), "cfg_PID_DischargePressureSP", value, plc_type="CLX")
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print("Result of swdcontroller_b1_spt_discharge(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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for chan in CHANNELS:
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if chan.mesh_name == "b1_spt_pid_discharge":
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val = value
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if chan.check(val, True):
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self.sendtodbDev(1, chan.mesh_name, chan.value, 0, 'swdcontroller')
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else:
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self.sendtodbDev(1, chan.mesh_name, chan.value, 0, 'swdcontroller')
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return write_res
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def swdcontroller_b1_spt_pid_suction(self,name,value):
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value = float(value)
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if 0.0 < value < 100.0:
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write_res = write_tag(str(PLC_IP_ADDRESS["b1"]), "cfg_PID_SuctionPressureSP", value, plc_type="CLX")
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print("Result of swdcontroller_b1_spt_suction(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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for chan in CHANNELS:
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if chan.mesh_name == "b1_spt_pid_suction":
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val = value
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if chan.check(val, True):
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self.sendtodbDev(1, chan.mesh_name, chan.value, 0, 'swdcontroller')
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else:
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self.sendtodbDev(1, chan.mesh_name, chan.value, 0, 'swdcontroller')
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return write_res
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def swdcontroller_b1pidmanual(self,name,value):
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write_res = write_tag(str(PLC_IP_ADDRESS["b1"]), "cfg_PID_Manual", 1, plc_type="CLX")
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print("Result of swdcontroller_b1_pid_manual(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 swdcontroller_b1piddischarge(self,name,value):
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write_res = write_tag(str(PLC_IP_ADDRESS["b1"]), "cfg_PID_DischargePressure", 1, plc_type="CLX")
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print("Result of swdcontroller_b1_pid_discharge(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 swdcontroller_b1pidsuction(self,name,value):
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write_res = write_tag(str(PLC_IP_ADDRESS["b1"]), "cfg_PID_SuctionPressure", 1, plc_type="CLX")
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print("Result of swdcontroller_b1_pid_suction(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 swdcontroller_b1_pid_control(self, name, value):
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resp = False
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if value == "manual":
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resp = self.swdcontroller_b1pidmanual(name, value)
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elif value == "discharge":
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resp = self.swdcontroller_b1piddischarge(name, value)
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elif value == "suction":
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resp = self.swdcontroller_b1pidsuction(name, value)
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else:
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return False
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demap = {"suction": 0, "discharge": 1, "manual": 2}
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for chan in CHANNELS:
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if chan.mesh_name == "b1_pid_control":
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val = demap[value]
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if chan.check(val, True):
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self.sendtodbDev(1, chan.mesh_name, chan.value, 0, 'swdcontroller')
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else:
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self.sendtodbDev(1, chan.mesh_name, chan.value, 0, 'swdcontroller')
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return resp
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def swdcontroller_b2_cmd_start(self, name, value):
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write_res = write_tag(str(PLC_IP_ADDRESS["b2"]), "cmd_Start", 1, plc_type="CLX")
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print("Result of swdcontroller_b2_start(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 swdcontroller_b2_cmd_stop(self, name, value):
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write_res = write_tag(str(PLC_IP_ADDRESS["b2"]), "cmd_Stop", 1, plc_type="CLX")
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print("Result of swdcontroller_b2_stop(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 swdcontroller_b2_spt_pid_manual(self,name,value):
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value = float(value)
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if 0.0 < value < 100.0:
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write_res = write_tag(str(PLC_IP_ADDRESS["b2"]), "cfg_PID_ManualSP", value, plc_type="CLX")
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print("Result of swdcontroller_b2_spt_manual(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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for chan in CHANNELS:
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if chan.mesh_name == "b2_spt_pid_manual":
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val = value
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if chan.check(val, True):
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self.sendtodbDev(1, chan.mesh_name, chan.value, 0, 'swdcontroller')
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else:
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self.sendtodbDev(1, chan.mesh_name, chan.value, 0, 'swdcontroller')
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return write_res
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def swdcontroller_b2_spt_pid_discharge(self,name,value):
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value = float(value)
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if 0.0 < value < 300.0:
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write_res = write_tag(str(PLC_IP_ADDRESS["b2"]), "cfg_PID_DischargePressureSP", value, plc_type="CLX")
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print("Result of swdcontroller_b2_spt_discharge(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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for chan in CHANNELS:
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if chan.mesh_name == "b2_spt_pid_discharge":
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val = value
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if chan.check(val, True):
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self.sendtodbDev(1, chan.mesh_name, chan.value, 0, 'swdcontroller')
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else:
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self.sendtodbDev(1, chan.mesh_name, chan.value, 0, 'swdcontroller')
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return write_res
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def swdcontroller_b2_spt_pid_suction(self,name,value):
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value = float(value)
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if 0.0 < value < 100.0:
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write_res = write_tag(str(PLC_IP_ADDRESS["b2"]), "cfg_PID_SuctionPressureSP", value, plc_type="CLX")
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print("Result of swdcontroller_b2_spt_suction(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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for chan in CHANNELS:
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if chan.mesh_name == "b2_spt_pid_suction":
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val = value
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if chan.check(val, True):
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self.sendtodbDev(1, chan.mesh_name, chan.value, 0, 'swdcontroller')
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else:
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self.sendtodbDev(1, chan.mesh_name, chan.value, 0, 'swdcontroller')
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return write_res
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def swdcontroller_b2pidmanual(self,name,value):
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write_res = write_tag(str(PLC_IP_ADDRESS["b2"]), "cfg_PID_Manual", 1, plc_type="CLX")
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print("Result of swdcontroller_b2_pid_manual(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 swdcontroller_b2piddischarge(self,name,value):
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write_res = write_tag(str(PLC_IP_ADDRESS["b2"]), "cfg_PID_DischargePressure", 1, plc_type="CLX")
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print("Result of swdcontroller_b2_pid_discharge(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 swdcontroller_b2pidsuction(self,name,value):
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write_res = write_tag(str(PLC_IP_ADDRESS["b2"]), "cfg_PID_SuctionPressure", 1, plc_type="CLX")
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print("Result of swdcontroller_b2_pid_suction(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 swdcontroller_b2_pid_control(self, name, value):
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resp = False
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if value == "manual":
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resp = self.swdcontroller_b2pidmanual(name, value)
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elif value == "discharge":
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resp = self.swdcontroller_b2piddischarge(name, value)
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elif value == "suction":
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resp = self.swdcontroller_b2pidsuction(name, value)
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else:
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return False
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demap = {"suction": 0, "discharge": 1, "manual": 2}
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for chan in CHANNELS:
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if chan.mesh_name == "b2_pid_control":
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val = demap[value]
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if chan.check(val, True):
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self.sendtodbDev(1, chan.mesh_name, chan.value, 0, 'swdcontroller')
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else:
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self.sendtodbDev(1, chan.mesh_name, chan.value, 0, 'swdcontroller')
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return resp
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def swdcontroller_vs1_spt_hi_pressure(self,name,value):
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value = float(value)
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if 0.0 < value < 200.0:
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write_res = write_tag(str(PLC_IP_ADDRESS["vs1"]), "PT_High_Alarm_SP", value, plc_type="Micro800")
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print("Result of swdcontroller_vs1_hi_pressure(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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for chan in CHANNELS:
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if chan.mesh_name == "vs1_spt_hi_pressure":
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val = value
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if chan.check(val, True):
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self.sendtodbDev(1, chan.mesh_name, chan.value, 0, 'swdcontroller')
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else:
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self.sendtodbDev(1, chan.mesh_name, chan.value, 0, 'swdcontroller')
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return write_res
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def swdcontroller_vs1_spt_lo_pressure(self,name,value):
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value = float(value)
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if 0.0 < value < 200.0:
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write_res = write_tag(str(PLC_IP_ADDRESS["vs1"]), "PT_Low_Alarm_SP", value, plc_type="Micro800")
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print("Result of swdcontroller_vs1_lo_pressure(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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for chan in CHANNELS:
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if chan.mesh_name == "vs1_spt_lo_pressure":
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val = value
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if chan.check(val, True):
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self.sendtodbDev(1, chan.mesh_name, chan.value, 0, 'swdcontroller')
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else:
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self.sendtodbDev(1, chan.mesh_name, chan.value, 0, 'swdcontroller')
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return write_res
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def swdcontroller_vs1_spt_hi_flow(self,name,value):
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value = float(value)
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if 0.0 < value < 1500.0:
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write_res = write_tag(str(PLC_IP_ADDRESS["vs1"]), "FM_High_Alarm_SP", value, plc_type="Micro800")
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print("Result of swdcontroller_vs1_hi_flow(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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for chan in CHANNELS:
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if chan.mesh_name == "vs1_spt_hi_flow":
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val = value
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if chan.check(val, True):
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self.sendtodbDev(1, chan.mesh_name, chan.value, 0, 'swdcontroller')
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else:
|
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self.sendtodbDev(1, chan.mesh_name, chan.value, 0, 'swdcontroller')
|
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return write_res
|
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|
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def swdcontroller_vs1_spt_lo_flow(self,name,value):
|
|
value = float(value)
|
|
if 0.0 < value < 1500.0:
|
|
write_res = write_tag(str(PLC_IP_ADDRESS["vs1"]), "FM_Low_Alarm_SP", value, plc_type="Micro800")
|
|
print("Result of swdcontroller_vs1_lo_flow(self, {}, {}) = {}".format(name, value, write_res))
|
|
if write_res is None:
|
|
write_res = "Error writing to PLC..."
|
|
for chan in CHANNELS:
|
|
if chan.mesh_name == "vs1_spt_lo_flow":
|
|
val = value
|
|
if chan.check(val, True):
|
|
self.sendtodbDev(1, chan.mesh_name, chan.value, 0, 'swdcontroller')
|
|
else:
|
|
self.sendtodbDev(1, chan.mesh_name, chan.value, 0, 'swdcontroller')
|
|
return write_res
|
|
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