def follow_instructions():
global has_escalated
has_escalated = False
while True:
global instruction_thread_in_waiting
instruction_thread_in_waiting = False
try:
instructions = database.db_adapter.get_all_instructions()
if len(instructions) > 1:
pretty_date = misc_utils.get_storeable_datetime_timestamp(time.time())
instructions_string = ',\n'.join(map(str, instructions))
message = "More than one instruction for time " + pretty_date + ":\n" + instructions_string
if not has_escalated:
emailer.escalate("Instruction error", message)
global has_escalated
has_escalated = True
print message
elif len(instructions) == 1:
global current_instruction_id
instruction = instructions[0]
if (current_instruction_id != instruction.instruction_id):
current_instruction_id = instruction.instruction_id
global instruction_target_temperature_C
instruction_target_temperature_C = instruction.target_temperature_C
print 'Applying instruction #' + instruction.instruction_id + ', setting target temperature to: ' + str(instruction_target_temperature_C) + "C"
elif len(instructions) == 0:
global current_instruction_id
current_instruction_id = None
except Exception as e:
print 'Error while looking at instructions:\n' + str(e)
instruction_thread_in_waiting = True
time.sleep(configuration.instruction_interval_seconds())
def test_set_settings(self):
new_temp_store = 60;
new_instruction_interval = 120;
new_temp_check = 10;
new_temp_margin = 0.25;
request_body = '{ "store_temperature_interval_seconds" : ' + str(new_temp_store) + ', "instruction_interval_seconds" : ' + str(new_instruction_interval) + ', "monitor_temperature_interval_seconds" : ' + str(new_temp_check) + ', "temperature_tolerance_C":' + str(new_temp_margin) + '}'
response = self._call_POST_with_credentials_and_body('http://localhost:8080/chestfreezer/api/options', request_body, 'application/json')[0]
assert(response.status == 204)
assert configuration.store_temperature_interval_seconds() == new_temp_store
assert configuration.instruction_interval_seconds() == new_instruction_interval
assert configuration.control_temperature_interval_seconds() == new_temp_check
assert configuration.temperature_tolerance() == new_temp_margin
def get_settings_as_json():
""" returns the application options as a json object """
store_temperature_interval_seconds = configuration.store_temperature_interval_seconds()
l1 = ' "store_temperature_interval_seconds" : ' + str(int(store_temperature_interval_seconds)) + ',';
instruction_interval_seconds = configuration.instruction_interval_seconds()
l2 = ' "instruction_interval_seconds" : ' + str(int(instruction_interval_seconds)) + ',';
control_temperature_interval_seconds = configuration.control_temperature_interval_seconds()
l3 = ' "monitor_temperature_interval_seconds" : ' + str(int(control_temperature_interval_seconds)) + ',';
temperature_tolerance = configuration.temperature_tolerance()
l4 = ' "temperature_tolerance_C" : ' + str(temperature_tolerance) + ',';
database_size = db_adapter.get_database_size()
l5 = ' "database_size_MB" : ' + str(round(database_size,1)) + ',';
database_free_size = db_adapter.get_database_free_size()
l6 = ' "database_free_size_MB" : ' + str(round(database_free_size,1)) + '';
return '{\n ' + l1 + '\n ' + l2 + '\n ' + l3 + '\n ' + l4 + '\n ' + l5 + '\n ' + l6 + '\n}'
