class AbstractBaseController(object):
"""
Base Controller class that ensures certain methods and values are present
in controllers.
"""
def __init__(self, unique_id=None, testing=False, name=__name__):
logger_name = "{}".format(name)
if not testing and unique_id:
logger_name += "_{}".format(unique_id.split('-')[0])
self.logger = logging.getLogger(logger_name)
self.lockfile = LockFile()
def setup_custom_options(self, custom_options, custom_controller):
if not hasattr(custom_controller, 'custom_options'):
self.logger.error(
"custom_controller missing attribute custom_options")
return
elif custom_controller.custom_options.startswith("{"):
return self.setup_custom_options_json(custom_options,
custom_controller)
else:
return self.setup_custom_options_csv(custom_options,
custom_controller)
# TODO: Remove in place of JSON function, below, in next major version
def setup_custom_options_csv(self, custom_options, custom_controller):
for each_option_default in custom_options:
try:
required = False
custom_option_set = False
error = []
if 'type' not in each_option_default:
error.append("'type' not found in custom_options")
if 'id' not in each_option_default:
error.append("'id' not found in custom_options")
if 'default_value' not in each_option_default:
error.append("'default_value' not found in custom_options")
for each_error in error:
self.logger.error(each_error)
if error:
return
if 'required' in each_option_default and each_option_default[
'required']:
required = True
option_value = each_option_default['default_value']
device_id = None
measurement_id = None
if not hasattr(custom_controller, 'custom_options'):
self.logger.error(
"custom_controller missing attribute custom_options")
return
if custom_controller.custom_options:
for each_option in custom_controller.custom_options.split(
';'):
option = each_option.split(',')[0]
if option == each_option_default['id']:
custom_option_set = True
if (each_option_default['type']
== 'select_measurement'
and len(each_option.split(',')) > 2):
device_id = each_option.split(',')[1]
measurement_id = each_option.split(',')[2]
else:
option_value = each_option.split(',')[1]
if required and not custom_option_set:
self.logger.error(
"Custom option '{}' required but was not found to be set by the user"
.format(each_option_default['id']))
elif each_option_default['type'] == 'integer':
setattr(self, each_option_default['id'], int(option_value))
elif each_option_default['type'] == 'float':
setattr(self, each_option_default['id'],
float(option_value))
elif each_option_default['type'] == 'bool':
setattr(self, each_option_default['id'],
bool(option_value))
elif each_option_default['type'] in ['multiline_text', 'text']:
setattr(self, each_option_default['id'], str(option_value))
elif each_option_default['type'] == 'select':
option_value = str(option_value)
if 'cast_value' in each_option_default and each_option_default[
'cast_value']:
if each_option_default['cast_value'] == 'integer':
option_value = int(option_value)
elif each_option_default['cast_value'] == 'float':
option_value = float(option_value)
setattr(self, each_option_default['id'], option_value)
elif each_option_default['type'] == 'select_measurement':
setattr(self,
'{}_device_id'.format(each_option_default['id']),
device_id)
setattr(
self,
'{}_measurement_id'.format(each_option_default['id']),
measurement_id)
elif each_option_default['type'] == 'select_device':
setattr(self, '{}_id'.format(each_option_default['id']),
str(option_value))
else:
self.logger.error("Unknown custom_option type '{}'".format(
each_option_default['type']))
except Exception:
self.logger.exception("Error parsing custom_options")
def setup_custom_options_json(self, custom_options, custom_controller):
for each_option_default in custom_options:
try:
required = False
custom_option_set = False
error = []
if 'type' not in each_option_default:
error.append("'type' not found in custom_options")
if 'id' not in each_option_default:
error.append("'id' not found in custom_options")
if 'default_value' not in each_option_default:
error.append("'default_value' not found in custom_options")
for each_error in error:
self.logger.error(each_error)
if error:
return
if 'required' in each_option_default and each_option_default[
'required']:
required = True
# set default value
option_value = each_option_default['default_value']
device_id = None
measurement_id = None
if not hasattr(custom_controller, 'custom_options'):
self.logger.error(
"custom_controller missing attribute custom_options")
return
if getattr(custom_controller, 'custom_options'):
for each_option, each_value in json.loads(
getattr(custom_controller,
'custom_options')).items():
if each_option == each_option_default['id']:
custom_option_set = True
if (each_option_default['type']
== 'select_measurement'
and len(each_value.split(',')) > 1):
device_id = each_value.split(',')[0]
measurement_id = each_value.split(',')[1]
else:
option_value = each_value
if required and not custom_option_set:
self.logger.error(
"Option '{}' required but was not found to be set by the user"
.format(each_option_default['id']))
elif each_option_default['type'] in [
'integer', 'float', 'bool', 'multiline_text', 'text',
'select'
]:
setattr(self, each_option_default['id'], option_value)
elif each_option_default['type'] == 'select_measurement':
setattr(self,
'{}_device_id'.format(each_option_default['id']),
device_id)
setattr(
self,
'{}_measurement_id'.format(each_option_default['id']),
measurement_id)
elif each_option_default['type'] == 'select_device':
setattr(self, '{}_id'.format(each_option_default['id']),
str(option_value))
else:
self.logger.error("Unknown option type '{}'".format(
each_option_default['type']))
except Exception:
self.logger.exception("Error parsing options")
def setup_custom_channel_options_json(self, custom_options,
custom_controller_channels):
dict_values = {}
for each_option_default in custom_options:
try:
dict_values[each_option_default['id']] = OrderedDict()
required = False
custom_option_set = False
error = []
if 'type' not in each_option_default:
error.append("'type' not found in custom_options")
if 'id' not in each_option_default:
error.append("'id' not found in custom_options")
if 'default_value' not in each_option_default:
error.append("'default_value' not found in custom_options")
for each_error in error:
self.logger.error(each_error)
if error:
return
if 'required' in each_option_default and each_option_default[
'required']:
required = True
for each_chan in custom_controller_channels:
# set default value
dict_values[each_option_default['id']][
each_chan.
channel] = each_option_default['default_value']
if each_option_default['type'] == 'select_measurement':
dict_values[each_option_default['id']][
each_chan.channel] = {}
dict_values[each_option_default['id']][
each_chan.channel]['device_id'] = None
dict_values[each_option_default['id']][
each_chan.channel]['measurement_id'] = None
dict_values[each_option_default['id']][
each_chan.channel]['channel_id'] = None
if not hasattr(each_chan, 'custom_options'):
self.logger.error(
"custom_controller missing attribute custom_options"
)
return
if getattr(each_chan, 'custom_options'):
for each_option, each_value in json.loads(
getattr(each_chan, 'custom_options')).items():
if each_option == each_option_default['id']:
custom_option_set = True
if each_option_default[
'type'] == 'select_measurement':
if len(each_value.split(',')) > 1:
dict_values[each_option_default['id']][
each_chan.channel][
'device_id'] = each_value.split(
',')[0]
dict_values[each_option_default['id']][
each_chan.channel][
'measurement_id'] = each_value.split(
',')[1]
if len(each_value.split(',')) > 2:
dict_values[each_option_default['id']][
each_chan.channel][
'channel_id'] = each_value.split(
',')[2]
else:
dict_values[each_option_default['id']][
each_chan.channel] = each_value
if required and not custom_option_set:
self.logger.error(
"Option '{}' required but was not found to be set by the user"
.format(each_option_default['id']))
except Exception:
self.logger.exception("Error parsing options")
return dict_values
@staticmethod
def get_last_measurement(device_id, measurement_id, max_age=None):
device_measurement = db_retrieve_table_daemon(
DeviceMeasurements).filter(
DeviceMeasurements.unique_id == measurement_id).first()
if device_measurement:
conversion = db_retrieve_table_daemon(
Conversion, unique_id=device_measurement.conversion_id)
else:
conversion = None
channel, unit, measurement = return_measurement_info(
device_measurement, conversion)
last_measurement = read_last_influxdb(device_id,
unit,
channel,
measure=measurement,
duration_sec=max_age)
return last_measurement
def lock_acquire(self, lockfile, timeout):
self.lockfile.lock_acquire(lockfile, timeout)
def lock_locked(self, lockfile):
return self.lockfile.lock_locked(lockfile)
def lock_release(self, lockfile):
self.lockfile.lock_release(lockfile)
class InputController(AbstractController, threading.Thread):
"""
Class for controlling the input
"""
def __init__(self, ready, unique_id):
threading.Thread.__init__(self)
super().__init__(ready, unique_id=unique_id, name=__name__)
self.unique_id = unique_id
self.sample_rate = None
self.lf = LockFile()
self.control = DaemonControl()
self.stop_iteration_counter = 0
self.measurement = None
self.measurement_success = False
self.pause_loop = False
self.verify_pause_loop = True
self.dict_inputs = None
self.device_measurements = None
self.conversions = None
self.input_dev = None
self.input_name = None
self.log_level_debug = None
self.gpio_location = None
self.device = None
self.interface = None
self.period = None
self.start_offset = None
# Pre-Output: Activates prior to input measurement
self.pre_output_id = None
self.pre_output_channel_id = None
self.pre_output_channel = None
self.pre_output_duration = None
self.pre_output_during_measure = None
self.pre_output_lock_file = None
self.pre_output_setup = None
self.last_measurement = None
self.next_measurement = None
self.get_new_measurement = None
self.trigger_cond = None
self.measurement_acquired = None
self.pre_output_activated = None
self.pre_output_timer = None
# SMTP options
self.smtp_max_count = None
self.email_count = None
self.allowed_to_send_notice = None
self.i2c_address = None
self.switch_edge_gpio = None
self.measure_input = None
self.device_recognized = None
self.input_timer = time.time()
self.lastUpdate = None
def __str__(self):
return str(self.__class__)
def loop(self):
# Pause loop to modify conditional statements.
# Prevents execution of conditional while variables are
# being modified.
if self.pause_loop:
self.verify_pause_loop = True
while self.pause_loop:
time.sleep(0.1)
if ('listener' in self.dict_inputs[self.device] and
self.dict_inputs[self.device]['listener']):
pass
else:
now = time.time()
# Signal that a measurement needs to be obtained
if (now > self.next_measurement and
not self.get_new_measurement):
# Prevent double measurement if previous acquisition of a measurement was delayed
if self.last_measurement < self.next_measurement:
self.get_new_measurement = True
self.trigger_cond = True
# Ensure the next measure event will occur in the future
while self.next_measurement < now:
self.next_measurement += self.period
# if signaled and a pre output is set up correctly, turn the
# output on or on for the set duration
if (self.get_new_measurement and
self.pre_output_setup and
not self.pre_output_activated):
if self.lf.lock_acquire(self.pre_output_lock_file, timeout=30):
self.pre_output_timer = time.time() + self.pre_output_duration
self.pre_output_activated = True
# Only run the pre-output before measurement
# Turn on for a duration, measure after it turns off
if not self.pre_output_during_measure:
output_on = threading.Thread(
target=self.control.output_on,
args=(self.pre_output_id,),
kwargs={'output_channel': self.pre_output_channel,
'amount': self.pre_output_duration})
output_on.start()
# Run the pre-output during the measurement
# Just turn on, then off after the measurement
else:
output_on = threading.Thread(
target=self.control.output_on,
args=(self.pre_output_id,),
kwargs={'output_channel': self.pre_output_channel})
output_on.start()
else:
self.logger.error(f"Could not acquire pre-output lock at {self.pre_output_lock_file}")
# If using a pre output, wait for it to complete before
# querying the input for a measurement
if self.get_new_measurement:
if (self.pre_output_setup and
self.pre_output_activated and
now > self.pre_output_timer):
if self.lf.lock_locked(self.pre_output_lock_file):
try:
if self.pre_output_during_measure:
# Measure then turn off pre-output
self.update_measure()
output_off = threading.Thread(
target=self.control.output_off,
args=(self.pre_output_id,),
kwargs={'output_channel': self.pre_output_channel})
output_off.start()
else:
# Pre-output has turned off, now measure
self.update_measure()
self.pre_output_activated = False
self.get_new_measurement = False
finally:
# always remove lock
self.lf.lock_release(self.pre_output_lock_file)
else:
self.logger.error(f"Pre-output lock not found at {self.pre_output_lock_file}")
elif not self.pre_output_setup:
# Pre-output not enabled, just measure
self.update_measure()
self.get_new_measurement = False
# Acquiring measurements was successful
if self.measurement_success:
measurements_dict = self.create_measurements_dict()
# Run any actions
message = "Executing actions of Input."
actions = db_retrieve_table_daemon(Actions).filter(
Actions.function_id == self.unique_id).all()
for each_action in actions:
message = self.control.trigger_action(
each_action.unique_id,
value=measurements_dict,
message=message,
debug=self.log_level_debug)
# Add measurement(s) to influxdb
use_same_timestamp = True
if ('measurements_use_same_timestamp' in self.dict_inputs[self.device] and
not self.dict_inputs[self.device]['measurements_use_same_timestamp']):
use_same_timestamp = False
add_measurements_influxdb(
self.unique_id,
measurements_dict,
use_same_timestamp=use_same_timestamp)
self.measurement_success = False
self.trigger_cond = False
def run_finally(self):
try:
self.measure_input.stop_input()
except:
pass
def initialize_variables(self):
input_dev = db_retrieve_table_daemon(
Input, unique_id=self.unique_id)
self.log_level_debug = input_dev.log_level_debug
self.set_log_level_debug(self.log_level_debug)
self.dict_inputs = parse_input_information()
self.sample_rate = db_retrieve_table_daemon(
Misc, entry='first').sample_rate_controller_input
self.device_measurements = db_retrieve_table_daemon(
DeviceMeasurements).filter(
DeviceMeasurements.device_id == self.unique_id)
self.conversions = db_retrieve_table_daemon(Conversion)
self.input_dev = input_dev
self.input_name = input_dev.name
self.unique_id = input_dev.unique_id
self.gpio_location = input_dev.gpio_location
self.device = input_dev.device
self.interface = input_dev.interface
self.period = input_dev.period
self.start_offset = input_dev.start_offset
# Pre-Output (activates output prior to and/or during input measurement)
self.pre_output_setup = False
if self.input_dev.pre_output_id and "," in self.input_dev.pre_output_id:
try:
self.pre_output_id = input_dev.pre_output_id.split(",")[0]
self.pre_output_channel_id = input_dev.pre_output_id.split(",")[1]
self.pre_output_duration = input_dev.pre_output_duration
self.pre_output_during_measure = input_dev.pre_output_during_measure
self.pre_output_activated = False
self.pre_output_timer = time.time()
self.pre_output_lock_file = f'/var/lock/input_pre_output_{self.pre_output_id}_{self.pre_output_channel_id}'
# Check if Pre Output and channel IDs exists
output = db_retrieve_table_daemon(Output, unique_id=self.pre_output_id)
output_channel = db_retrieve_table_daemon(OutputChannel, unique_id=self.pre_output_channel_id)
if output and output_channel and self.pre_output_duration:
self.pre_output_channel = output_channel.channel
self.logger.debug("Pre output successfully set up")
self.pre_output_setup = True
except:
self.logger.exception("Could not set up pre-output")
self.last_measurement = 0
self.next_measurement = time.time() + self.start_offset
self.get_new_measurement = False
self.trigger_cond = False
self.measurement_acquired = False
smtp = db_retrieve_table_daemon(SMTP, entry='first')
self.smtp_max_count = smtp.hourly_max
self.email_count = 0
self.allowed_to_send_notice = True
# Convert string I2C address to base-16 int
if self.interface == 'I2C' and self.input_dev.i2c_location:
self.i2c_address = int(str(self.input_dev.i2c_location), 16)
self.device_recognized = True
if self.device in self.dict_inputs:
input_loaded, status = load_module_from_file(
self.dict_inputs[self.device]['file_path'], 'inputs')
if input_loaded:
self.measure_input = input_loaded.InputModule(self.input_dev)
self.ready.set()
self.running = True
else:
self.device_recognized = False
self.ready.set()
self.running = False
self.logger.error(f"'{self.device}' is not a valid device type. Deactivating controller.")
return
self.input_timer = time.time()
self.lastUpdate = None
# Set up listener (e.g. MQTT, EDGE)
if ('listener' in self.dict_inputs[self.device] and
self.dict_inputs[self.device]['listener']):
self.logger.debug("Detected as listener. Starting listener thread.")
input_listener = threading.Thread(
target=self.measure_input.listener())
input_listener.daemon = True
input_listener.start()
def update_measure(self):
"""
Retrieve measurement from input
:return: None if success, 0 if fail
:rtype: int or None
"""
measurements = None
if not self.device_recognized:
self.logger.debug(f"Device not recognized: {self.device}")
self.measurement_success = False
return 1
try:
# Get measurement from input
measurements = self.measure_input.next()
# Reset StopIteration counter on successful read
if self.stop_iteration_counter:
self.stop_iteration_counter = 0
except StopIteration:
self.stop_iteration_counter += 1
# Notify after 3 consecutive errors. Prevents filling log
# with many one-off errors over long periods of time
if self.stop_iteration_counter > 2:
self.stop_iteration_counter = 0
self.logger.error(
"StopIteration raised 3 times. Possibly could not read "
"input. Ensure it's connected properly and "
"detected.")
except AttributeError:
self.logger.error(
"Mycodo is attempting to acquire measurement(s) from an Input that has already critically errored. "
"Review the log lines following Input Activation to investigate why this happened.")
except Exception as except_msg:
if except_msg == "'NoneType' object has no attribute 'next'":
self.logger.exception("This Input has already crashed. Look before this message "
"for the relevant error that indicates what the issue was.")
else:
self.logger.exception("Error while attempting to read input")
if self.device_recognized and measurements is not None:
self.measurement = Measurement(measurements)
self.last_measurement = time.time()
self.measurement_success = True
else:
self.measurement_success = False
self.lastUpdate = time.time()
def create_measurements_dict(self):
measurements_record = {}
for each_channel, each_measurement in self.measurement.values.items():
measurement = self.device_measurements.filter(
DeviceMeasurements.channel == each_channel).first()
if measurement and 'value' in each_measurement:
conversion = self.conversions.filter(
Conversion.unique_id == measurement.conversion_id).first()
# If a timestamp is passed from the module, use it
if 'timestamp_utc' in each_measurement:
timestamp = each_measurement['timestamp_utc']
else:
timestamp = None
measurements_record = parse_measurement(
conversion,
measurement,
measurements_record,
each_channel,
each_measurement,
timestamp=timestamp)
self.logger.debug(
f"Adding measurements to InfluxDB with ID {self.unique_id}: {measurements_record}")
return measurements_record
def force_measurements(self):
"""Signal that a measurement needs to be obtained."""
self.next_measurement = time.time()
return 0, "Input instructed to begin acquiring measurements"
def call_module_function(self, button_id, args_dict, thread=True):
"""Execute function from custom action button press."""
try:
run_command = getattr(self.measure_input, button_id)
if thread:
thread_run_command = threading.Thread(
target=run_command,
args=(args_dict,))
thread_run_command.start()
return 0, "Command sent to Input Controller and is running in the background."
else:
return_val = run_command(args_dict)
return 0, f"Command sent to Input Controller. Returned: {return_val}"
except Exception as err:
msg = f"Error executing button press function '{button_id}': {err}"
self.logger.exception(msg)
return 1, msg
def pre_stop(self):
# Ensure pre-output is off
if self.pre_output_setup:
output_off = threading.Thread(
target=self.control.output_off,
args=(self.pre_output_id,),
kwargs={'output_channel': self.pre_output_channel})
output_off.start()
class AbstractBaseController(object):
"""
Base Controller class that ensures certain methods and values are present
in controllers.
"""
def __init__(self, unique_id=None, testing=False, name=__name__):
logger_name = "{}".format(name)
if not testing and unique_id:
logger_name += "_{}".format(unique_id.split('-')[0])
self.logger = logging.getLogger(logger_name)
self.lockfile = LockFile()
self.channels_conversion = {}
self.channels_measurement = {}
self.device_measurements = None
def setup_custom_options(self, custom_options, custom_controller):
if not hasattr(custom_controller, 'custom_options'):
self.logger.error(
"custom_controller missing attribute custom_options")
return
elif custom_controller.custom_options.startswith("{"):
return self.setup_custom_options_json(custom_options,
custom_controller)
else:
return self.setup_custom_options_csv(custom_options,
custom_controller)
def setup_device_measurement(self, unique_id):
for _ in range(5): # Make 5 attempts to access database
try:
self.device_measurements = db_retrieve_table_daemon(
DeviceMeasurements).filter(
DeviceMeasurements.device_id == unique_id)
for each_measure in self.device_measurements.all():
self.channels_measurement[
each_measure.channel] = each_measure
self.channels_conversion[
each_measure.channel] = db_retrieve_table_daemon(
Conversion, unique_id=each_measure.conversion_id)
return
except Exception as msg:
self.logger.debug("Error: {}".format(msg))
time.sleep(0.1)
# TODO: Remove in place of JSON function, below, in next major version
def setup_custom_options_csv(self, custom_options, custom_controller):
for each_option_default in custom_options:
try:
required = False
custom_option_set = False
error = []
if 'type' not in each_option_default:
error.append("'type' not found in custom_options")
if ('id' not in each_option_default
and ('type' in each_option_default
and each_option_default['type']
not in ['new_line', 'message'])):
error.append("'id' not found in custom_options")
if ('default_value' not in each_option_default
and ('type' in each_option_default
and each_option_default['type'] != 'new_line')):
error.append("'default_value' not found in custom_options")
for each_error in error:
self.logger.error(each_error)
if error:
return
if each_option_default['type'] in ['new_line', 'message']:
continue
if 'required' in each_option_default and each_option_default[
'required']:
required = True
option_value = each_option_default['default_value']
device_id = None
measurement_id = None
channel_id = None
if not hasattr(custom_controller, 'custom_options'):
self.logger.error(
"custom_controller missing attribute custom_options")
return
if custom_controller.custom_options:
for each_option in custom_controller.custom_options.split(
';'):
option = each_option.split(',')[0]
if option == each_option_default['id']:
custom_option_set = True
if (each_option_default['type']
== 'select_measurement'
and len(each_option.split(',')) > 2):
device_id = each_option.split(',')[1]
measurement_id = each_option.split(',')[2]
if (each_option_default['type']
== 'select_measurement_channel'
and len(each_option.split(',')) > 3):
device_id = each_option.split(',')[1]
measurement_id = each_option.split(',')[2]
channel_id = each_option.split(',')[3]
else:
option_value = each_option.split(',')[1]
if required and not custom_option_set:
self.logger.error(
"Option '{}' required but was not found to be set by the user. Setting to default."
.format(each_option_default['id']))
if each_option_default['type'] == 'integer':
setattr(self, each_option_default['id'], int(option_value))
elif each_option_default['type'] == 'float':
setattr(self, each_option_default['id'],
float(option_value))
elif each_option_default['type'] == 'bool':
setattr(self, each_option_default['id'],
bool(option_value))
elif each_option_default['type'] in ['multiline_text', 'text']:
setattr(self, each_option_default['id'], str(option_value))
elif each_option_default['type'] == 'select_multi_measurement':
setattr(self, each_option_default['id'], str(option_value))
elif each_option_default['type'] == 'select':
option_value = str(option_value)
if 'cast_value' in each_option_default and each_option_default[
'cast_value']:
if each_option_default['cast_value'] == 'integer':
option_value = int(option_value)
elif each_option_default['cast_value'] == 'float':
option_value = float(option_value)
setattr(self, each_option_default['id'], option_value)
elif each_option_default['type'] == 'select_measurement':
setattr(self,
'{}_device_id'.format(each_option_default['id']),
device_id)
setattr(
self,
'{}_measurement_id'.format(each_option_default['id']),
measurement_id)
elif each_option_default[
'type'] == 'select_measurement_channel':
setattr(self,
'{}_device_id'.format(each_option_default['id']),
device_id)
setattr(
self,
'{}_measurement_id'.format(each_option_default['id']),
measurement_id)
setattr(self,
'{}_channel_id'.format(each_option_default['id']),
channel_id)
elif each_option_default['type'] in [
'select_type_measurement', 'select_type_unit'
]:
setattr(self, each_option_default['id'], str(option_value))
elif each_option_default['type'] == 'select_device':
setattr(self, '{}_id'.format(each_option_default['id']),
str(option_value))
elif each_option_default['type'] in ['message', 'new_line']:
pass
else:
self.logger.error(
"setup_custom_options_csv() Unknown custom_option type '{}'"
.format(each_option_default['type']))
except Exception:
self.logger.exception("Error parsing custom_options")
def setup_custom_options_json(self, custom_options, custom_controller):
for each_option_default in custom_options:
try:
required = False
custom_option_set = False
error = []
if 'type' not in each_option_default:
error.append("'type' not found in custom_options")
if ('id' not in each_option_default
and ('type' in each_option_default
and each_option_default['type']
not in ['new_line', 'message'])):
error.append("'id' not found in custom_options")
if ('default_value' not in each_option_default
and ('type' in each_option_default
and each_option_default['type'] != 'new_line')):
error.append("'default_value' not found in custom_options")
for each_error in error:
self.logger.error(each_error)
if error:
return
if each_option_default['type'] in ['new_line', 'message']:
continue
if 'required' in each_option_default and each_option_default[
'required']:
required = True
# set default value
option_value = each_option_default['default_value']
device_id = None
measurement_id = None
channel_id = None
if not hasattr(custom_controller, 'custom_options'):
self.logger.error(
"custom_controller missing attribute custom_options")
return
if getattr(custom_controller, 'custom_options'):
for each_option, each_value in json.loads(
getattr(custom_controller,
'custom_options')).items():
if each_option == each_option_default['id']:
custom_option_set = True
if (each_option_default['type']
== 'select_measurement'
and len(each_value.split(',')) > 1):
device_id = each_value.split(',')[0]
measurement_id = each_value.split(',')[1]
if (each_option_default['type']
== 'select_measurement_channel'
and len(each_value.split(',')) > 2):
device_id = each_value.split(',')[0]
measurement_id = each_value.split(',')[1]
channel_id = each_value.split(',')[2]
else:
option_value = each_value
if required and not custom_option_set:
self.logger.error(
"Option '{}' required but was not found to be set by the user. Setting to default."
.format(each_option_default['id']))
if each_option_default['type'] in [
'integer', 'float', 'bool', 'multiline_text',
'select_multi_measurement', 'text', 'select'
]:
setattr(self, each_option_default['id'], option_value)
elif each_option_default['type'] == 'select_measurement':
setattr(self,
'{}_device_id'.format(each_option_default['id']),
device_id)
setattr(
self,
'{}_measurement_id'.format(each_option_default['id']),
measurement_id)
elif each_option_default[
'type'] == 'select_measurement_channel':
setattr(self,
'{}_device_id'.format(each_option_default['id']),
device_id)
setattr(
self,
'{}_measurement_id'.format(each_option_default['id']),
measurement_id)
setattr(self,
'{}_channel_id'.format(each_option_default['id']),
channel_id)
elif each_option_default['type'] == 'select_type_measurement':
setattr(self, each_option_default['id'], str(option_value))
elif each_option_default['type'] == 'select_type_unit':
setattr(self, each_option_default['id'], str(option_value))
elif each_option_default['type'] == 'select_device':
setattr(self, '{}_id'.format(each_option_default['id']),
str(option_value))
elif each_option_default['type'] in ['message', 'new_line']:
pass
else:
self.logger.error(
"setup_custom_options_json() Unknown option type '{}'".
format(each_option_default['type']))
except Exception:
self.logger.exception("Error parsing options")
def setup_custom_channel_options_json(self, custom_options,
custom_controller_channels):
dict_values = {}
for each_option_default in custom_options:
try:
dict_values[each_option_default['id']] = OrderedDict()
required = False
custom_option_set = False
error = []
if 'type' not in each_option_default:
error.append("'type' not found in custom_options")
if 'id' not in each_option_default:
error.append("'id' not found in custom_options")
if 'default_value' not in each_option_default:
error.append("'default_value' not found in custom_options")
for each_error in error:
self.logger.error(each_error)
if error:
return
if 'required' in each_option_default and each_option_default[
'required']:
required = True
for each_channel in custom_controller_channels:
channel = each_channel.channel
# set default value
dict_values[each_option_default['id']][
channel] = each_option_default['default_value']
if each_option_default['type'] == 'select_measurement':
dict_values[each_option_default['id']][channel] = {}
dict_values[each_option_default['id']][channel][
'device_id'] = None
dict_values[each_option_default['id']][channel][
'measurement_id'] = None
dict_values[each_option_default['id']][channel][
'channel_id'] = None
if not hasattr(each_channel, 'custom_options'):
self.logger.error(
"custom_controller missing attribute custom_options"
)
return
if getattr(each_channel, 'custom_options'):
for each_option, each_value in json.loads(
getattr(each_channel,
'custom_options')).items():
if each_option == each_option_default['id']:
custom_option_set = True
if each_option_default[
'type'] == 'select_measurement':
if len(each_value.split(',')) > 1:
dict_values[each_option_default['id']][
channel][
'device_id'] = each_value.split(
',')[0]
dict_values[each_option_default['id']][
channel][
'measurement_id'] = each_value.split(
',')[1]
if len(each_value.split(',')) > 2:
dict_values[each_option_default['id']][
channel][
'channel_id'] = each_value.split(
',')[2]
else:
dict_values[each_option_default['id']][
channel] = each_value
if required and not custom_option_set:
self.logger.error(
"Option '{}' required but was not found to be set by the user"
.format(each_option_default['id']))
except Exception:
self.logger.exception("Error parsing options")
return dict_values
def lock_acquire(self, lockfile, timeout):
self.logger.debug("Acquiring lock")
return self.lockfile.lock_acquire(lockfile, timeout)
def lock_locked(self, lockfile):
return self.lockfile.lock_locked(lockfile)
def lock_release(self, lockfile):
self.logger.debug("Releasing lock")
self.lockfile.lock_release(lockfile)
def _delete_custom_option(self, controller, unique_id, option):
try:
with session_scope(MYCODO_DB_PATH) as new_session:
mod_function = new_session.query(controller).filter(
controller.unique_id == unique_id).first()
try:
dict_custom_options = json.loads(
mod_function.custom_options)
except:
dict_custom_options = {}
dict_custom_options.pop(option)
mod_function.custom_options = json.dumps(dict_custom_options)
new_session.commit()
except Exception:
self.logger.exception("delete_custom_option")
def _set_custom_option(self, controller, unique_id, option, value):
try:
with session_scope(MYCODO_DB_PATH) as new_session:
mod_function = new_session.query(controller).filter(
controller.unique_id == unique_id).first()
try:
dict_custom_options = json.loads(
mod_function.custom_options)
except:
dict_custom_options = {}
dict_custom_options[option] = value
mod_function.custom_options = json.dumps(dict_custom_options)
new_session.commit()
except Exception:
self.logger.exception("set_custom_option")
@staticmethod
def _get_custom_option(custom_options, option):
try:
dict_custom_options = json.loads(custom_options)
except:
dict_custom_options = {}
if option in dict_custom_options:
return dict_custom_options[option]
@staticmethod
def get_last_measurement(device_id, measurement_id, max_age=None):
return get_last_measurement(device_id, measurement_id, max_age=max_age)
@staticmethod
def get_past_measurements(device_id, measurement_id, max_age=None):
return get_past_measurements(device_id,
measurement_id,
max_age=max_age)
@staticmethod
def get_output_channel_from_channel_id(channel_id):
"""Return channel number from channel ID"""
output_channel = db_retrieve_table_daemon(OutputChannel).filter(
OutputChannel.unique_id == channel_id).first()
if output_channel:
return output_channel.channel
class AbstractBaseController(object):
"""
Base Controller class that ensures certain methods and values are present
in controllers.
"""
def __init__(self, unique_id=None, testing=False, name=__name__):
logger_name = "{}".format(name)
if not testing and unique_id:
logger_name += "_{}".format(unique_id.split('-')[0])
self.logger = logging.getLogger(logger_name)
self.lockfile = LockFile()
def setup_custom_options(self, custom_options, custom_controller):
for each_option_default in custom_options:
try:
required = False
custom_option_set = False
error = []
if 'type' not in each_option_default:
error.append("'type' not found in custom_options")
if 'id' not in each_option_default:
error.append("'id' not found in custom_options")
if 'default_value' not in each_option_default:
error.append("'default_value' not found in custom_options")
for each_error in error:
self.logger.error(each_error)
if error:
return
if 'required' in each_option_default and each_option_default[
'required']:
required = True
option_value = each_option_default['default_value']
device_id = None
measurement_id = None
if not hasattr(custom_controller, 'custom_options'):
self.logger.error(
"custom_controller missing attribute custom_options")
return
if custom_controller.custom_options:
for each_option in custom_controller.custom_options.split(
';'):
option = each_option.split(',')[0]
if option == each_option_default['id']:
custom_option_set = True
if (each_option_default['type']
== 'select_measurement'
and len(each_option.split(',')) > 2):
device_id = each_option.split(',')[1]
measurement_id = each_option.split(',')[2]
else:
option_value = each_option.split(',')[1]
if required and not custom_option_set:
self.logger.error(
"Custom option '{}' required but was not found to be set by the user"
.format(each_option_default['id']))
elif each_option_default['type'] == 'integer':
setattr(self, each_option_default['id'], int(option_value))
elif each_option_default['type'] == 'float':
setattr(self, each_option_default['id'],
float(option_value))
elif each_option_default['type'] == 'bool':
setattr(self, each_option_default['id'],
bool(option_value))
elif each_option_default['type'] == 'text':
setattr(self, each_option_default['id'], str(option_value))
elif each_option_default['type'] == 'select':
setattr(self, each_option_default['id'], str(option_value))
elif each_option_default['type'] == 'select_measurement':
setattr(self,
'{}_device_id'.format(each_option_default['id']),
device_id)
setattr(
self,
'{}_measurement_id'.format(each_option_default['id']),
measurement_id)
elif each_option_default['type'] == 'select_device':
setattr(self, '{}_id'.format(each_option_default['id']),
str(option_value))
else:
self.logger.error("Unknown custom_option type '{}'".format(
each_option_default['type']))
except Exception:
self.logger.exception("Error parsing custom_options")
@staticmethod
def get_last_measurement(device_id, measurement_id, max_age=None):
device_measurement = db_retrieve_table_daemon(
DeviceMeasurements).filter(
DeviceMeasurements.unique_id == measurement_id).first()
if device_measurement:
conversion = db_retrieve_table_daemon(
Conversion, unique_id=device_measurement.conversion_id)
else:
conversion = None
channel, unit, measurement = return_measurement_info(
device_measurement, conversion)
last_measurement = read_last_influxdb(device_id,
unit,
channel,
measure=measurement,
duration_sec=max_age)
return last_measurement
def lock_acquire(self, lockfile, timeout):
self.lockfile.lock_acquire(lockfile, timeout)
def lock_locked(self, lockfile):
return self.lockfile.lock_locked(lockfile)
def lock_release(self, lockfile):
self.lockfile.lock_release(lockfile)
