class IOThread(Thread):
queue = Queue()
TEMPERATURES = (
'V2162', # za TC
'V2166', # do topeni
'V2172', # v akumulacce
'V2156', # venku
'V2216', # tlak vody
)
VARIABLES = (
'V1773', # pozadovana teplota
'V1776', # maximalni teplota
)
BITS = (
'C30', # TC
'C31', # Podlahy
'C32', # Topeni
'C24', # do podlah
'C26', # do akumulacky
'C25', # z akumulacky
'C40', # plna automatika
'C41', # automatika topi do nadrze
'S14', # temperovani
'C15', # HDO
)
def __init__(self, datasource=None, **kwargs):
"""
:type datasource: DataSource
"""
super().__init__(**kwargs)
self.datasource = datasource
self.stopped = False
self.stopping = False
self.directnet = None
self.powerlink = None
def run(self):
while not self.stopped or not self.queue.empty():
function, kwargs = self.queue.get()
try:
function(**kwargs)
except Exception:
print_exc()
self.queue.task_done()
def connect(self):
self.directnet = KSClient('/dev/topeni_plc')
def connect_power(self):
self.powerlink = PowerLink()
def make_stop(self):
self.stopped = True
def stop(self):
self.queue.put([self.make_stop, {}])
self.queue.join()
self.stopping = True
self.join()
def add(self, method, **kwargs):
if not self.stopping:
self.queue.put([method, kwargs])
def read_temperatures(self):
#print("Reading temperatures")
temperatures = self.datasource.temperatures
variables = self.datasource.variables
if self.directnet:
for index, address in enumerate(self.TEMPERATURES):
temperatures[index] = self.directnet.read_int(address)
for index, address in enumerate(self.VARIABLES):
variables[index] = self.directnet.read_int(address)
if self.powerlink:
power = self.read_power()
temperatures[len(self.TEMPERATURES):] = power
#print("Read temperatures", self.datasource.temperatures)
self.datasource.temperatures = temperatures
self.datasource.variables = variables
self.datasource.temperatures_changed.emit()
self.datasource.variables_changed.emit()
def read_bits(self):
#print("Reading bits")
bits = self.datasource.bits
if self.directnet:
for index, address in enumerate(self.BITS):
bits[index] = self.directnet.read_bit(address)
#print("Read bits", self.datasource.bits)
self.datasource.bits = bits
self.datasource.bits_changed.emit()
def read_power(self):
data = self.powerlink.read()
total = data['1.8.0']
actual = data['31.7']*data['32.7']*data['33.7'] + data['51.7']*data['52.7']*data['53.7'] + data['71.7']*data['72.7']*data['73.7']
return [actual, total]
def measured(self):
self.datasource.measured.emit()
def write_bit(self, index, value):
self.directnet.write_bit(self.BITS[index], value)
def write_variable(self, index, value):
self.directnet.write_value(self.VARIABLES[index], value)
def setUpClass(cls):
super(KSequenceTestCase, cls).setUpClass()
cls.client = KSClient('rfc2217://10.0.0.6:12345')
def connect(self):
self.directnet = KSClient('/dev/topeni_plc')
