def main():
"""The main function"""
# Setup logger and live socket
codenames = [
'work_estimate', 'work_left', 'work_left_minus_started',
'work_completed', 'work_total'
]
logger = ContinuousDataSaver(
'dateplots_hall',
credentials_hall.username,
credentials_hall.password,
codenames
)
logger.start()
livesocket = LiveSocket('workday', codenames)
livesocket.start()
try:
while True:
# Get board status
card_counts, times, high_scores = get_board_status()
print('Card counts')
pprint(card_counts)
print('\nTimes')
pprint(times)
print('\nHigh Scores')
pprint(high_scores)
# format highscore
highscore_str = 'High Score\n----------'
if high_scores:
largest_name = max(len(name) for name, value in high_scores)
for name, value in high_scores:
highscore_str += '\n{{: <{}}}: {{:.2f}}'.format(largest_name).format(name, value)
# Total work 80 and 10 people
total_work = 66.33
estimate = max(total_work - since_9am() * 10, 0)
batch = {
'work_estimate': estimate,
'work_left': times['ToDo'] + times['In Progress'],
'work_left_minus_started': times['ToDo'],
'work_completed': times['Done'],
'work_total': sum(times.values()),
'work_highscore': highscore_str,
}
# Send to live socket and database
print('\n##########\nbatch')
pprint(batch)
livesocket.set_batch_now(batch)
batch.pop('work_highscore')
for codename, value in batch.items():
logger.save_point_now(codename, value)
print('Sent', datetime.datetime.now())
sleep(600)
except KeyboardInterrupt:
livesocket.stop()
logger.stop()
def main():
"""Main function"""
pvci = PVCi('/dev/serial/by-id/'
'usb-FTDI_USB-RS485_Cable_FTY3M2GN-if00-port0')
# Start live socket
live_socket = LiveSocket(
'thetaprobe_pvci',
list(CODENAME_TRANSLATION.keys()) + list(EXTRA_LIVE.keys()),
)
live_socket.start()
# Start database saver
database_saver = ContinuousDataSaver('dateplots_thetaprobe',
credentials.USERNAME,
credentials.PASSWORD,
list(CODENAME_TRANSLATION.keys()))
database_saver.start()
# Set up criterium checker
criterium_checker = LoggingCriteriumChecker(
codenames=list(CODENAME_TRANSLATION.keys()),
types=['log', 'log', 'lin'],
criteria=[0.1, 0.1, 1.0],
)
try:
run(pvci, live_socket, database_saver, criterium_checker)
except KeyboardInterrupt:
pvci.close()
live_socket.stop()
database_saver.stop()
def main():
"""Main function"""
pvci = PVCi('/dev/serial/by-id/'
'usb-FTDI_USB-RS485_Cable_FTY3M2GN-if00-port0')
# Start live socket
live_socket = LiveSocket('thetaprobe_pvci', list(CODENAME_TRANSLATION.keys()),
sane_interval=0.5)
live_socket.start()
# Start database saver
database_saver = ContinuousDataSaver(
'dateplots_thetaprobe', credentials.USERNAME,
credentials.PASSWORD, list(CODENAME_TRANSLATION.keys())
)
database_saver.start()
# Set up criterium checker
criterium_checker = LoggingCriteriumChecker(
codenames=list(CODENAME_TRANSLATION.keys()),
types=['log', 'log', 'lin'],
criteria=[0.1, 0.1, 1.0],
)
try:
run(pvci, live_socket, database_saver, criterium_checker)
except KeyboardInterrupt:
pvci.close()
live_socket.stop()
database_saver.stop()
def main():
"""Main function """
pvci = epimax.PVCi(
'/dev/serial/by-id/'
'usb-FTDI_USB-RS485_Cable_FT0N0UFX-if00-port0',
slave_address=1)
# Start live socket
live_socket = LiveSocket(
'omicron_pvci',
list(CODENAME_TRANSLATION.keys()),
)
live_socket.start()
# Start pull socket
pullsocket = DateDataPullSocket(
'omicron_pvci_pull',
list(CODENAME_TRANSLATION.keys()),
timeouts=2.5,
)
pullsocket.start()
# Start database saver
database_saver = ContinuousDataSaver(
'dateplots_omicron',
credentials.USERNAME,
credentials.PASSWORD,
list(CODENAME_TRANSLATION.keys()),
)
database_saver.start()
# Criterium checker
criterium_checker = LoggingCriteriumChecker(
codenames=list(CODENAME_TRANSLATION.keys()),
types=['log'] * len(CODENAME_TRANSLATION.keys()),
criteria=[0.05] * len(CODENAME_TRANSLATION.keys()),
time_outs=[300] * len(CODENAME_TRANSLATION.keys()),
)
# Main loop
try:
run(pvci, live_socket, pullsocket, database_saver, criterium_checker)
except KeyboardInterrupt:
sleep(WAIT)
pvci.close()
live_socket.stop()
pullsocket.stop()
database_saver.stop()
except:
LOG.exception("Omicron pvci data logger stopped")
def test_enqueue_point(self):
"""Test the continous logger by sending data with timestamps"""
# Make timestamps to use
number_of_points = 10
start = time.time()
times = [start + increment for increment in range(number_of_points)]
# Form the lists for local storage of data, for tests
data1 = []
data2 = []
# Init the db_saver
db_saver = ContinuousDataSaver('dateplots_dummy', 'dummy', 'dummy',
['dummy_sine_one', 'dummy_sine_two'])
db_saver.start()
# Save the points
for now in times:
value = math.sin(now)
data1.append([now, value])
db_saver.save_point('dummy_sine_one', (now, value))
value = math.sin(now + math.pi)
data2.append([now, value])
db_saver.save_point('dummy_sine_two', (now, value))
# Make sure the queue has been cleared
while db_saver.sql_saver.queue.qsize() > 0:
time.sleep(0.01)
# Get the measurement code numbers from the logger
codes = (db_saver.codename_translation['dummy_sine_one'],
db_saver.codename_translation['dummy_sine_two'])
# Check if the data has been properly written to the db
for data, code in zip((data1, data2), codes):
query = 'SELECT UNIX_TIMESTAMP(time), value FROM dateplots_dummy '\
'WHERE type={} ORDER BY id DESC LIMIT {}'\
.format(code, number_of_points)
CURSOR.execute(query)
fetched = reversed(CURSOR.fetchall())
for point_original, point_control in zip(data, fetched):
# Time is rounded, so it is only correct to within ~0.51 s
assert np.isclose(point_original[0],
point_control[0],
atol=0.51)
assert np.isclose(point_original[1], point_control[1])
db_saver.stop()
def main():
"""The main function"""
# Setup logger and live socket
codenames = [
'work_estimate', 'work_left', 'work_left_minus_started',
'work_completed', 'work_total'
]
logger = ContinuousDataSaver(
'dateplots_hall',
credentials_hall.username,
credentials_hall.password,
codenames
)
logger.start()
try:
while True:
# Get board status
#card_counts, times, high_scores = get_board_status()
card_counts, times = get_board_status()
print('Card counts')
pprint(card_counts)
print('\nTimes')
pprint(times)
# Total work 80 and 14 people
total_work = 66.337
estimate = max(total_work - since_9am() * 14, 0)
batch = {
'work_estimate': estimate,
'work_left': times['ToDo'] + times['In Progress'],
'work_left_minus_started': times['ToDo'],
'work_completed': times['Done'],
'work_total': sum(times.values()),
}
# Send to and database
print('\n##########\nbatch')
#pprint(batch)
for codename, value in batch.items():
#print(codename, value)
logger.save_point_now(codename, value)
print('Sent', datetime.datetime.now())
sleep(120)
except (KeyboardInterrupt, ZeroDivisionError):
print("Done")
logger.stop()
def test_enqueue_point(self):
"""Test the continous logger by sending data with timestamps"""
# Make timestamps to use
number_of_points = 10
start = time.time()
times = [start + increment for increment in range(number_of_points)]
# Form the lists for local storage of data, for tests
data1 = []
data2 = []
# Init the db_saver
db_saver = ContinuousDataSaver("dateplots_dummy", "dummy", "dummy", ["dummy_sine_one", "dummy_sine_two"])
db_saver.start()
# Save the points
for now in times:
value = math.sin(now)
data1.append([now, value])
db_saver.save_point("dummy_sine_one", (now, value))
value = math.sin(now + math.pi)
data2.append([now, value])
db_saver.save_point("dummy_sine_two", (now, value))
# Make sure the queue has been cleared
while db_saver.sql_saver.queue.qsize() > 0:
time.sleep(0.01)
# Get the measurement code numbers from the logger
codes = (db_saver.codename_translation["dummy_sine_one"], db_saver.codename_translation["dummy_sine_two"])
# Check if the data has been properly written to the db
for data, code in zip((data1, data2), codes):
query = (
"SELECT UNIX_TIMESTAMP(time), value FROM dateplots_dummy "
"WHERE type={} ORDER BY id DESC LIMIT {}".format(code, number_of_points)
)
CURSOR.execute(query)
fetched = reversed(CURSOR.fetchall())
for point_original, point_control in zip(data, fetched):
# Time is rounded, so it is only correct to within ~0.51 s
assert np.isclose(point_original[0], point_control[0], atol=0.51)
assert np.isclose(point_original[1], point_control[1])
db_saver.stop()
def main():
"""The main function"""
# Setup logger and live socket
codenames = [
'work_estimate', 'work_left', 'work_left_minus_started',
'work_completed', 'work_total'
]
logger = ContinuousDataSaver('dateplots_hall', credentials_hall.username,
credentials_hall.password, codenames)
logger.start()
try:
while True:
# Get board status
#card_counts, times, high_scores = get_board_status()
card_counts, times = get_board_status()
print('Card counts')
pprint(card_counts)
print('\nTimes')
pprint(times)
# Total work 80 and 14 people
total_work = 66.337
estimate = max(total_work - since_9am() * 14, 0)
batch = {
'work_estimate': estimate,
'work_left': times['ToDo'] + times['In Progress'],
'work_left_minus_started': times['ToDo'],
'work_completed': times['Done'],
'work_total': sum(times.values()),
}
# Send to and database
print('\n##########\nbatch')
#pprint(batch)
for codename, value in batch.items():
#print(codename, value)
logger.save_point_now(codename, value)
print('Sent', datetime.datetime.now())
sleep(120)
except (KeyboardInterrupt, ZeroDivisionError):
print("Done")
logger.stop()
def main():
LOGGER.info('main started')
cni = CNi3244_C24(5)
socket = DateDataPullSocket(FULL_NAME, [SHORT_NAME], timeouts=1.0)
socket.start()
db_logger = ContinuousDataSaver(
continuous_data_table='dateplots_tower',
username='******',
password='******',
measurement_codenames=[NAME],
)
db_logger.start()
time.sleep(0.1)
# Main part
try:
main_measure_loop(cni, socket, db_logger)
except KeyboardInterrupt:
LOGGER.info('Keyboard Interrupt. Shutting down!')
db_logger.stop()
cni.close()
socket.stop()
db_logger = ContinuousDataSaver(
'dateplots_omicron',
credentials.user,
credentials.passwd,
codenames)
db_logger.daemon = True
db_logger.start()
print('Starting database logger')
time.sleep(1)
run = True
t0 = time.time()
while run:
try:
time.sleep(1)
for codename in codenames:
value = reader.values[codename]
if value is None:
print('NONE encountered - check equiptment!')
else:
if criterium_checker.check(codename, value):
print(codename, value, (time.time() - t0)/60.)
db_logger.save_point_now(codename, value)
except:
print('Stopping everything:')
run = False
reader.stop()
db_logger.stop()
print('Everything is stopped!')
raise
def main():
"""The main function"""
# Setup logger and live socket
codenames = [
'work_estimate', 'work_left', 'work_left_minus_started',
'work_completed', 'work_total'
]
logger = ContinuousDataSaver(
'dateplots_hall',
credentials_hall.username,
credentials_hall.password,
codenames
)
logger.start()
livesocket = LiveSocket('workday', codenames)
livesocket.start()
try:
while True:
# Get board status
card_counts, times, high_scores = get_board_status()
print('Card counts')
pprint(card_counts)
print('\nTimes')
pprint(times)
print('\nHigh Scores')
pprint(high_scores)
# format highscore
highscore_str = 'High Score\n----------'
if high_scores:
largest_name = max(len(name) for name, value in high_scores)
for name, value in high_scores:
highscore_str += '\n{{: <{}}}: {{:.2f}}'.\
format(largest_name).format(name, value)
# Total work 80 and 10 people
total_work = 66.33
estimate = max(total_work - since_9am() * 10, 0)
batch = {
'work_estimate': estimate,
'work_left': times['ToDo'] + times['In Progress'],
'work_left_minus_started': times['ToDo'],
'work_completed': times['Done'],
'work_total': sum(times.values()),
'work_highscore': highscore_str,
}
# Send to live socket and database
print('\n##########\nbatch')
pprint(batch)
livesocket.set_batch_now(batch)
batch.pop('work_highscore')
for codename, value in batch.items():
logger.save_point_now(codename, value)
print('Sent', datetime.datetime.now())
sleep(600)
except KeyboardInterrupt:
livesocket.stop()
logger.stop()
time_outs=[600, 600],
)
db_logger = ContinuousDataSaver('dateplots_omicron', credentials.user,
credentials.passwd, codenames)
db_logger.daemon = True
db_logger.start()
print('Starting database logger')
time.sleep(1)
run = True
t0 = time.time()
while run:
try:
time.sleep(1)
for codename in codenames:
value = reader.values[codename]
if value is None:
print('NONE encountered - check equiptment!')
else:
if criterium_checker.check(codename, value):
print(codename, value, (time.time() - t0) / 60.)
db_logger.save_point_now(codename, value)
except:
print('Stopping everything:')
run = False
reader.stop()
db_logger.stop()
print('Everything is stopped!')
raise
def test_save_point_now(self):
"""Test the continous logger by sending data without timestamps"""
# The save_point_now method uses time.time to get a unix timestamp to attach. However,
# since points are only saved with a seconds precision, testing multiple points would
# take multiple seconds. To avoid this, we mock all the calls to time.
number_of_points = 10
start = time.time() - number_of_points
# Form times 1 second apart from 100 seconds ago
times = [start + increment for increment in range(number_of_points)]
# For return values of time, we need each of them twice, because we store two datasets
double_times = []
for increment in range(number_of_points):
double_times.append(start + increment)
double_times.append(start + increment)
# Init lists for local storage of the data
data1 = []
data2 = []
# Init continuous database saver
db_saver = ContinuousDataSaver('dateplots_dummy', 'dummy', 'dummy',
['dummy_sine_one', 'dummy_sine_two'])
db_saver.start()
def mytime():
"""Replacement function for time"""
return double_times.pop(0)
with mock.patch('time.time') as mock_time:
mock_time.side_effect = mytime
for now in times:
# The data points are just sines to the unix timestamp
value = math.sin(now)
data1.append([now, value])
db_saver.save_point_now('dummy_sine_one', value)
value = math.sin(now + math.pi)
data2.append([now, value])
db_saver.save_point_now('dummy_sine_two', value)
assert mock_time.call_count == number_of_points * 2
# Make sure all points have been saved
while db_saver.sql_saver.queue.qsize() > 0:
time.sleep(0.01)
# Get the measurement code numbers from the saver
codes = (db_saver.codename_translation['dummy_sine_one'],
db_saver.codename_translation['dummy_sine_two'])
# Check if the data has been properly written to the db
for data, code in zip((data1, data2), codes):
# Get the last number_of_points points for this code
query = 'SELECT UNIX_TIMESTAMP(time), value FROM dateplots_dummy '\
'WHERE type={} ORDER BY id DESC LIMIT {}'\
.format(code, number_of_points)
CURSOR.execute(query)
# Reverse the points to get oldest first
fetched = reversed(CURSOR.fetchall())
for point_original, point_control in zip(data, fetched):
# Times are rounded to integers, so it should just be a difference
# of less than ~0.51 seconds
assert np.isclose(point_original[0],
point_control[0],
atol=0.51)
assert np.isclose(point_original[1], point_control[1])
db_saver.stop()
def test_save_point_now(self):
"""Test the continous logger by sending data without timestamps"""
# The save_point_now method uses time.time to get a unix timestamp to attach. However,
# since points are only saved with a seconds precision, testing multiple points would
# take multiple seconds. To avoid this, we mock all the calls to time.
number_of_points = 10
start = time.time() - number_of_points
# Form times 1 second apart from 100 seconds ago
times = [start + increment for increment in range(number_of_points)]
# For return values of time, we need each of them twice, because we store two datasets
double_times = []
for increment in range(number_of_points):
double_times.append(start + increment)
double_times.append(start + increment)
# Init lists for local storage of the data
data1 = []
data2 = []
# Init continuous database saver
db_saver = ContinuousDataSaver("dateplots_dummy", "dummy", "dummy", ["dummy_sine_one", "dummy_sine_two"])
db_saver.start()
def mytime():
"""Replacement function for time"""
return double_times.pop(0)
with mock.patch("time.time") as mock_time:
mock_time.side_effect = mytime
for now in times:
# The data points are just sines to the unix timestamp
value = math.sin(now)
data1.append([now, value])
db_saver.save_point_now("dummy_sine_one", value)
value = math.sin(now + math.pi)
data2.append([now, value])
db_saver.save_point_now("dummy_sine_two", value)
assert mock_time.call_count == number_of_points * 2
# Make sure all points have been saved
while db_saver.sql_saver.queue.qsize() > 0:
time.sleep(0.01)
# Get the measurement code numbers from the saver
codes = (db_saver.codename_translation["dummy_sine_one"], db_saver.codename_translation["dummy_sine_two"])
# Check if the data has been properly written to the db
for data, code in zip((data1, data2), codes):
# Get the last number_of_points points for this code
query = (
"SELECT UNIX_TIMESTAMP(time), value FROM dateplots_dummy "
"WHERE type={} ORDER BY id DESC LIMIT {}".format(code, number_of_points)
)
CURSOR.execute(query)
# Reverse the points to get oldest first
fetched = reversed(CURSOR.fetchall())
for point_original, point_control in zip(data, fetched):
# Times are rounded to integers, so it should just be a difference
# of less than ~0.51 seconds
assert np.isclose(point_original[0], point_control[0], atol=0.51)
assert np.isclose(point_original[1], point_control[1])
db_saver.stop()
def main():
""" Main function """
log = get_logger('pressure readout', level='debug')
#logging.basicConfig(filename="logger.txt", level=logging.ERROR)
#logging.basicConfig(level=logging.ERROR)
port = '/dev/serial/by-id/usb-Prolific_Technology_Inc._USB-Serial_Controller_D-if00-port'
port = '/dev/ttyUSB0'
codenames = [
'xrd_pressure_turbo_gas_system', 'xrd_pressure_gas_system_wrg',
'xrd_pressure_mass_spec_wrg', 'xrd_pressure_gas_system_baratron'
]
reader = PressureReader(port)
reader.daemon = True
reader.start()
loggers = {}
loggers[codenames[0]] = ValueLogger(reader,
comp_val=0.02,
comp_type='log',
channel=1)
loggers[codenames[1]] = ValueLogger(reader,
comp_val=0.02,
comp_type='log',
channel=2)
loggers[codenames[2]] = ValueLogger(reader,
comp_val=0.02,
comp_type='log',
channel=3)
loggers[codenames[3]] = ValueLogger(reader,
comp_val=2,
comp_type='lin',
channel=4)
for i in range(0, 4):
loggers[codenames[i]].start()
socket = DateDataPullSocket('XRD Pressure',
codenames,
timeouts=[2.0] * len(codenames))
socket.start()
log.info('DateDataPullSocket started')
live_socket = LiveSocket('XRD pressure', codenames)
live_socket.start()
log.info('LiveSocket started')
db_logger = ContinuousDataSaver(continuous_data_table='dateplots_xrd',
username=credentials.user,
password=credentials.passwd,
measurement_codenames=codenames)
db_logger.start()
log.info('ContinuousDataSaver started')
time.sleep(5)
try:
while True:
time.sleep(0.25)
for name in codenames:
value = loggers[name].read_value()
log.debug('Read codename %s value %s', name, value)
socket.set_point_now(name, value)
live_socket.set_point_now(name, value)
if loggers[name].read_trigged():
log.debug('Saved codename %s value %s', name, value)
db_logger.save_point_now(name, value)
loggers[name].clear_trigged()
except KeyboardInterrupt:
log.info('Stopping everything and waiting 5 s')
socket.stop()
live_socket.stop()
db_logger.stop()
time.sleep(5)
log.info('Everything stopped, bye!')
except Exception:
# Unexpected exception, log it
log.exception('Unexpected exception during main loop')
raise
class GasAlarmMonitor(object):
"""Class that monitors the gas alarm the building 312"""
def __init__(self):
# Start logger
codenames = list(CONF_TO_NAME.values())
self.db_saver = ContinuousDataSaver(
continuous_data_table='dateplots_b312gasalarm',
username=credentials.USERNAME,
password=credentials.PASSWORD,
measurement_codenames=codenames,
)
self.db_saver.start()
LOGGER.info('Logger started')
# Init live socket
self.live_socket = LiveSocket(name='gas_alarm_312_live',
codenames=codenames)
self.live_socket.start()
LOGGER.info('Live socket started')
# Start driver
self.vortex = Vortex(
'/dev/serial/by-id/usb-FTDI_USB-RS485_Cable_FTWGRKRA-if00-port0',
1)
LOGGER.info('Vortex driver opened')
# Init database connection
self.db_connection = MySQLdb.connect(host='servcinf-sql',
user=credentials.USERNAME,
passwd=credentials.PASSWORD,
db='cinfdata')
self.db_cursor = self.db_connection.cursor()
# Initiate static information. All information about the except for
# the list of their numbers are placed in dicts because the numbering
# starts at 1.
# Detector numbers: [1, 2, 3, ..., 12]
self.detector_numbers = range(
1,
self.vortex.get_number_installed_detectors() + 1)
self.detector_info = {
detector_num: self.vortex.detector_configuration(detector_num)
for detector_num in self.detector_numbers
}
# trip_levels are the differences that are required to force a log
# The levels are set to 2 * the communication resolution
# (1000 values / full range)
self.trip_levels = {
detector_num: info.range * 2.0 / 1000.0
for detector_num, info in self.detector_info.items()
}
# Initiate last measured values and their corresponding times
self.detector_levels_last_values = \
{detector_num: - (10 ** 9)
for detector_num in self.detector_numbers}
self.detector_levels_last_times = \
{detector_num: 0 for detector_num in self.detector_numbers}
self.detector_status_last_values = \
{detector_num: {'inhibit': False, 'status': ['OK'],
'codename': self.detector_info[detector_num].identity}
for detector_num in self.detector_numbers}
self.detector_status_last_times = \
{detector_num: 0 for detector_num in self.detector_numbers}
# Initiate variables for system power status
self.central_power_status_last_value = 'OK'
self.central_power_status_last_time = -(10**9)
# Initiate variables for system status
self.central_status_last_value = ['All OK']
self.central_status_last_time = 0
def close(self):
"""Close the logger and the connection to the Vortex"""
self.db_saver.stop()
LOGGER.info('Logger stopped')
self.live_socket.stop()
LOGGER.info('Live socket stopped')
self.vortex.close()
LOGGER.info('Vortex driver closed')
@staticmethod
def conf_to_codename(conf):
"""Convert the identity the sensor returns to the codename used in the
database
"""
conf = '{conf.number} {conf.identity} {conf.unit}'.format(conf=conf)
return CONF_TO_NAME[conf]
def main(self):
"""Main monitoring and logging loop"""
# Each iteration takes about 5 sec
while True:
# Log detectors
for detector_num in self.detector_numbers:
self.log_detector(detector_num)
# Log Vortex unit status (force log every 24 hours)
self.log_central_unit()
def log_detector(self, detector_num):
"""Get the levels from one detector and log if required"""
# Get detector info and levels for this detector
conf = self.detector_info[detector_num]
codename = self.conf_to_codename(conf)
LOGGER.debug('Use detector {} \'{}\''.format(detector_num, codename))
levels = self.vortex.get_detector_levels(detector_num)
LOGGER.debug('Levels read: {}'.format(levels))
# Detector level
now = time.time()
# Always send to live socket
self.live_socket.set_point_now(codename, levels.level)
# Force log every 10 m
time_condition = now - self.detector_levels_last_times[
detector_num] > 600
value_condition = abs(self.detector_levels_last_values[detector_num] - levels.level)\
>= self.trip_levels[detector_num]
if time_condition or value_condition:
LOGGER.debug('Send level to db trigged in time: {} or value: '
'{}'.format(time_condition, value_condition))
self.db_saver.save_point(codename, (now, levels.level))
# Update last values
self.detector_levels_last_values[detector_num] = levels.level
self.detector_levels_last_times[detector_num] = now
else:
LOGGER.debug('Level logging condition false')
self.log_detector_status(detector_num, levels, conf)
def log_detector_status(self, detector_num, levels, conf):
"""Sub function to log single detector status"""
now = time.time()
# Force log every 24 hours
time_condition = now - self.detector_status_last_times[
detector_num] > 86400
status = {
'inhibit': levels.inhibit,
'status': levels.status,
'codename': conf.identity
}
value_condition = (status !=
self.detector_status_last_values[detector_num])
# Check if we should log
if time_condition or value_condition:
check_in = time_condition and not value_condition
LOGGER.info('Send detector status to db trigged on time: {} or '
'value: {}'.format(time_condition, value_condition))
query = 'INSERT INTO status_b312gasalarm '\
'(time, device, status, check_in) '\
'VALUES (FROM_UNIXTIME(%s), %s, %s, %s);'
values = (now, detector_num, json.dumps(status), check_in)
self._wake_mysql()
self.db_cursor.execute(query, values)
# Update last values
self.detector_status_last_times[detector_num] = now
self.detector_status_last_values[detector_num] = status
else:
LOGGER.debug('Detector status logging condition false')
def log_central_unit(self):
"""Log the status of the central unit"""
power_status = self.vortex.get_system_power_status().value
now = time.time()
# Force a log once per 24 hours
time_condition = now - self.central_power_status_last_time > 86400
value_condition = self.central_power_status_last_value != power_status
LOGGER.debug('Read central power status: \'{}\''.format(power_status))
if time_condition or value_condition:
check_in = time_condition and not value_condition
LOGGER.info('Send power status to db trigged in time: {} or '
'value: {}'.format(time_condition, value_condition))
query = 'INSERT INTO status_b312gasalarm '\
'(time, device, status, check_in) '\
'VALUES (FROM_UNIXTIME(%s), %s, %s, %s);'
values = (now, 255, json.dumps(power_status), check_in)
self._wake_mysql()
self.db_cursor.execute(query, values)
# Update last values
self.central_power_status_last_time = now
self.central_power_status_last_value = power_status
else:
LOGGER.debug('Power status logging condition false')
self.log_central_unit_generel()
def log_central_unit_generel(self):
"""Log the generel status from the central"""
generel_status = self.vortex.get_system_status()
now = time.time()
# Force a log once per 24 hours
time_condition = now - self.central_status_last_time > 86400
value_condition = generel_status != self.central_status_last_value
LOGGER.debug(
'Read central generel status: \'{}\''.format(generel_status))
if time_condition or value_condition:
check_in = time_condition and not value_condition
LOGGER.info('Send central generel status to db trigged in time: {}'
' or value: {}'.format(time_condition,
value_condition))
query = 'INSERT INTO status_b312gasalarm '\
'(time, device, status, check_in) '\
'VALUES (FROM_UNIXTIME(%s), %s, %s, %s);'
values = (now, 254, json.dumps(generel_status), check_in)
self._wake_mysql()
self.db_cursor.execute(query, values)
# Update last values
self.central_status_last_time = now
self.central_status_last_value = generel_status
else:
LOGGER.debug('Central generel status logging confition false')
def _wake_mysql(self):
"""Send a ping via the connection and re-initialize the cursor"""
self.db_connection.ping(True)
self.db_cursor = self.db_connection.cursor()
class GasAlarmMonitor(object):
"""Class that monitors the gas alarm the building 312"""
def __init__(self):
# Start logger
codenames = list(CONF_TO_NAME.values())
self.db_saver = ContinuousDataSaver(
continuous_data_table='dateplots_b312gasalarm',
username=credentials.USERNAME,
password=credentials.PASSWORD,
measurement_codenames=codenames,
)
self.db_saver.start()
LOGGER.info('Logger started')
# Init live socket
self.live_socket = LiveSocket(name='gas_alarm_312_live',
codenames=codenames)
self.live_socket.start()
LOGGER.info('Live socket started')
# Start driver
self.vortex = Vortex('/dev/serial/by-id/usb-FTDI_USB-RS485_Cable_FTWGRKRA-if00-port0', 1)
LOGGER.info('Vortex driver opened')
# Init database connection
self.db_connection = MySQLdb.connect(
host='servcinf-sql', user=credentials.USERNAME,
passwd=credentials.PASSWORD, db='cinfdata')
self.db_cursor = self.db_connection.cursor()
# Initiate static information. All information about the except for
# the list of their numbers are placed in dicts because the numbering
# starts at 1.
# Detector numbers: [1, 2, 3, ..., 12]
self.detector_numbers = range(1, self.vortex.get_number_installed_detectors() + 1)
self.detector_info = {detector_num: self.vortex.detector_configuration(detector_num)
for detector_num in self.detector_numbers}
# trip_levels are the differences that are required to force a log
# The levels are set to 2 * the communication resolution
# (1000 values / full range)
self.trip_levels = {detector_num: info.range * 2.0 / 1000.0 for
detector_num, info in self.detector_info.items()}
# Initiate last measured values and their corresponding times
self.detector_levels_last_values = \
{detector_num: - (10 ** 9)
for detector_num in self.detector_numbers}
self.detector_levels_last_times = \
{detector_num: 0 for detector_num in self.detector_numbers}
self.detector_status_last_values = \
{detector_num: {'inhibit': False, 'status': ['OK'],
'codename': self.detector_info[detector_num].identity}
for detector_num in self.detector_numbers}
self.detector_status_last_times = \
{detector_num: 0 for detector_num in self.detector_numbers}
# Initiate variables for system power status
self.central_power_status_last_value = 'OK'
self.central_power_status_last_time = - (10 ** 9)
# Initiate variables for system status
self.central_status_last_value = ['All OK']
self.central_status_last_time = 0
def close(self):
"""Close the logger and the connection to the Vortex"""
self.db_saver.stop()
LOGGER.info('Logger stopped')
self.live_socket.stop()
LOGGER.info('Live socket stopped')
self.vortex.close()
LOGGER.info('Vortex driver closed')
@staticmethod
def conf_to_codename(conf):
"""Convert the identity the sensor returns to the codename used in the
database
"""
conf = '{conf.number} {conf.identity} {conf.unit}'.format(conf=conf)
return CONF_TO_NAME[conf]
def main(self):
"""Main monitoring and logging loop"""
# Each iteration takes about 5 sec
while True:
# Log detectors
for detector_num in self.detector_numbers:
self.log_detector(detector_num)
# Log Vortex unit status (force log every 24 hours)
self.log_central_unit()
def log_detector(self, detector_num):
"""Get the levels from one detector and log if required"""
# Get detector info and levels for this detector
conf = self.detector_info[detector_num]
codename = self.conf_to_codename(conf)
LOGGER.debug('Use detector {} \'{}\''.format(detector_num, codename))
levels = self.vortex.get_detector_levels(detector_num)
LOGGER.debug('Levels read: {}'.format(levels))
# Detector level
now = time.time()
# Always send to live socket
self.live_socket.set_point_now(codename, levels.level)
# Force log every 10 m
time_condition = now - self.detector_levels_last_times[detector_num] > 600
value_condition = abs(self.detector_levels_last_values[detector_num] - levels.level)\
>= self.trip_levels[detector_num]
if time_condition or value_condition:
LOGGER.debug('Send level to db trigged in time: {} or value: '
'{}'.format(time_condition, value_condition))
self.db_saver.save_point(codename, (now, levels.level))
# Update last values
self.detector_levels_last_values[detector_num] = levels.level
self.detector_levels_last_times[detector_num] = now
else:
LOGGER.debug('Level logging condition false')
self.log_detector_status(detector_num, levels, conf)
def log_detector_status(self, detector_num, levels, conf):
"""Sub function to log single detector status"""
now = time.time()
# Force log every 24 hours
time_condition = now - self.detector_status_last_times[detector_num] > 86400
status = {'inhibit': levels.inhibit, 'status': levels.status, 'codename': conf.identity}
value_condition = (status != self.detector_status_last_values[detector_num])
# Check if we should log
if time_condition or value_condition:
check_in = time_condition and not value_condition
LOGGER.info('Send detector status to db trigged on time: {} or '
'value: {}'.format(time_condition, value_condition))
query = 'INSERT INTO status_b312gasalarm '\
'(time, device, status, check_in) '\
'VALUES (FROM_UNIXTIME(%s), %s, %s, %s);'
values = (now, detector_num, json.dumps(status), check_in)
self._wake_mysql()
self.db_cursor.execute(query, values)
# Update last values
self.detector_status_last_times[detector_num] = now
self.detector_status_last_values[detector_num] = status
else:
LOGGER.debug('Detector status logging condition false')
def log_central_unit(self):
"""Log the status of the central unit"""
power_status = self.vortex.get_system_power_status().value
now = time.time()
# Force a log once per 24 hours
time_condition = now - self.central_power_status_last_time > 86400
value_condition = self.central_power_status_last_value != power_status
LOGGER.debug('Read central power status: \'{}\''.format(power_status))
if time_condition or value_condition:
check_in = time_condition and not value_condition
LOGGER.info('Send power status to db trigged in time: {} or '
'value: {}'.format(time_condition, value_condition))
query = 'INSERT INTO status_b312gasalarm '\
'(time, device, status, check_in) '\
'VALUES (FROM_UNIXTIME(%s), %s, %s, %s);'
values = (now, 255, json.dumps(power_status), check_in)
self._wake_mysql()
self.db_cursor.execute(query, values)
# Update last values
self.central_power_status_last_time = now
self.central_power_status_last_value = power_status
else:
LOGGER.debug('Power status logging condition false')
self.log_central_unit_generel()
def log_central_unit_generel(self):
"""Log the generel status from the central"""
generel_status = self.vortex.get_system_status()
now = time.time()
# Force a log once per 24 hours
time_condition = now - self.central_status_last_time > 86400
value_condition = generel_status != self.central_status_last_value
LOGGER.debug(
'Read central generel status: \'{}\''.format(generel_status))
if time_condition or value_condition:
check_in = time_condition and not value_condition
LOGGER.info('Send central generel status to db trigged in time: {}'
' or value: {}'.format(time_condition,
value_condition))
query = 'INSERT INTO status_b312gasalarm '\
'(time, device, status, check_in) '\
'VALUES (FROM_UNIXTIME(%s), %s, %s, %s);'
values = (now, 254, json.dumps(generel_status), check_in)
self._wake_mysql()
self.db_cursor.execute(query, values)
# Update last values
self.central_status_last_time = now
self.central_status_last_value = generel_status
else:
LOGGER.debug('Central generel status logging confition false')
def _wake_mysql(self):
"""Send a ping via the connection and re-initialize the cursor"""
self.db_connection.ping(True)
self.db_cursor = self.db_connection.cursor()
def main():
""" Main function """
log = get_logger('pressure readout', level='debug')
#logging.basicConfig(filename="logger.txt", level=logging.ERROR)
#logging.basicConfig(level=logging.ERROR)
port = '/dev/serial/by-id/usb-Prolific_Technology_Inc._USB-Serial_Controller_D-if00-port'
port = '/dev/ttyUSB0'
codenames = ['xrd_pressure_turbo_gas_system', 'xrd_pressure_gas_system_wrg',
'xrd_pressure_mass_spec_wrg', 'xrd_pressure_gas_system_baratron']
reader = PressureReader(port)
reader.daemon = True
reader.start()
loggers = {}
loggers[codenames[0]] = ValueLogger(reader, comp_val=0.02, comp_type='log', channel=1)
loggers[codenames[1]] = ValueLogger(reader, comp_val=0.02, comp_type='log', channel=2)
loggers[codenames[2]] = ValueLogger(reader, comp_val=0.02, comp_type='log', channel=3)
loggers[codenames[3]] = ValueLogger(reader, comp_val=2, comp_type='lin', channel=4)
for i in range(0, 4):
loggers[codenames[i]].start()
socket = DateDataPullSocket('XRD Pressure', codenames, timeouts=[2.0] * len(codenames))
socket.start()
log.info('DateDataPullSocket started')
live_socket = LiveSocket('XRD pressure', codenames)
live_socket.start()
log.info('LiveSocket started')
db_logger = ContinuousDataSaver(continuous_data_table='dateplots_xrd',
username=credentials.user,
password=credentials.passwd,
measurement_codenames=codenames)
db_logger.start()
log.info('ContinuousDataSaver started')
time.sleep(5)
try:
while True:
time.sleep(0.25)
for name in codenames:
value = loggers[name].read_value()
log.debug('Read codename %s value %s', name, value)
socket.set_point_now(name, value)
live_socket.set_point_now(name, value)
if loggers[name].read_trigged():
log.debug('Saved codename %s value %s', name, value)
db_logger.save_point_now(name, value)
loggers[name].clear_trigged()
except KeyboardInterrupt:
log.info('Stopping everything and waiting 5 s')
socket.stop()
live_socket.stop()
db_logger.stop()
time.sleep(5)
log.info('Everything stopped, bye!')
except Exception:
# Unexpected exception, log it
log.exception('Unexpected exception during main loop')
raise
