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terrariumEngine.py
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# -*- coding: utf-8 -*-
import terrariumLogging
logger = terrariumLogging.logging.getLogger(__name__)
import RPi.GPIO as GPIO
#GPIO.setwarnings(False)
## set GPIO mode to BCM. This is needed to support analog devices through gpiozero
logger.debug('Setting terrariumPI GPIO Mode to %s' % (GPIO.BCM,))
GPIO.setmode(GPIO.BCM)
logger.debug('Done setting terrariumPI GPIO Mode to %s' % (GPIO.BCM,))
try:
import thread as _thread
except ImportError as ex:
import _thread
import time
import datetime
import uptime
import os
import psutil
import subprocess
import re
import json
import pyfiglet
from hashlib import md5
from gevent import sleep
from terrariumConfig import terrariumConfig
from terrariumWeather import terrariumWeather, terrariumWeatherSourceException
from terrariumSensor import terrariumSensor
from terrariumSwitch import terrariumPowerSwitch
from terrariumDoor import terrariumDoor
from terrariumWebcam import terrariumWebcam, terrariumWebcamSourceException
from terrariumAudio import terrariumAudioPlayer
from terrariumCollector import terrariumCollector
from terrariumEnvironment import terrariumEnvironment
from terrariumNotification import terrariumNotification
from terrariumCalendar import terrariumCalendar
from terrariumUtils import terrariumUtils
class terrariumEngine(object):
LOOP_TIMEOUT = 30
def __init__(self):
# Default system units
self.__units = {'temperature' : 'C',
'distance' : 'cm',
'humidity' : '%',
'moisture' : '%',
'conductivity': 'mS',
'ph' : 'pH',
'light' : 'lux',
'uva' : 'uW/cm^2',
'uvb' : 'uW/cm^2',
'uvi' : '',
'fertility' : 'uS/cm',
'co2' : 'ppm',
'volume' : 'L',
'windspeed' : 'kmh'}
# List of queues for websocket communication
self.subscribed_queues = []
self.device = ''
regex = r"product: (?P<device>.*)"
hw=os.popen("lshw -c system 2>/dev/null")
for line in hw.readlines():
matches = re.search(regex, line)
if matches:
self.device = matches.group('device')
break
hw.close()
# Default power usage for a PI
self.pi_power_wattage = 5
self.environment = None
# Load config
logger.info('Loading terrariumPI config')
self.config = terrariumConfig()
logger.info('Done Loading terrariumPI config')
# Check for update
self.current_version = self.config.get_system()['version']
self.update_available = False
self.update_last_check = datetime.datetime.fromtimestamp(0)
self.update_version = None
self.__update_check()
# Notification engine
self.notification = terrariumNotification()
self.notification.set_profile_image(self.get_profile_image())
# Calendar engine
self.calendar = terrariumCalendar()
logger.info('Setting terrariumPI authentication')
self.set_authentication(self.config.get_admin(),self.config.get_password())
logger.info('Done setting terrariumPI authentication')
# Load data collector for historical data
logger.info('Loading terrariumPI collector')
self.collector = terrariumCollector(self.current_version)
logger.info('Done loading terrariumPI collector')
# Set the Pi power usage (including usb devices directly on the PI)
logger.info('Loading terrariumPI PI power setting')
self.pi_power_wattage = float(self.config.get_pi_power_wattage())
logger.info('Done loading terrariumPI PI power setting')
# Set the system temperature indicator
logger.info('Loading terrariumPI PI temperature indicator')
self.set_temperature_indicator(self.config.get_temperature_indicator())
logger.info('Done loading terrariumPI PI temperature indicator')
# Set the system distance indicator
logger.info('Loading terrariumPI PI distance indicator')
self.set_distance_indicator(self.config.get_distance_indicator())
logger.info('Done loading terrariumPI PI distance indicator')
# Set the system windspeed indicator
logger.info('Loading terrariumPI PI windspeed indicator')
self.set_windspeed_indicator(self.config.get_windspeed_indicator())
logger.info('Done loading terrariumPI PI windspeed indicator')
# Set the system volume indicator
logger.info('Loading terrariumPI PI volume indicator')
self.set_volume_indicator(self.config.get_volume_indicator())
logger.info('Done loading terrariumPI PI volume indicator')
# Load Weather part
logger.info('Loading terrariumPI weather data')
self.weather = terrariumWeather(self.config.get_weather_location(),
self.get_temperature_indicator,
self.get_windspeed_indicator,
self.get_weather)
logger.info('Done loading terrariumPI weather data')
# Load humidity and temperature sensors
self.__load_sensors()
# Load Powerswitches part
self.__load_power_switches()
# Load doors from config
self.__load_doors()
# Load the environment system. This will controll the lights, sprayer and heaters
logger.debug('Loading terrariumPI environment system')
self.environment = terrariumEnvironment(self.sensors, self.power_switches, self.weather, self.is_door_open, self.config.get_environment,self.notification)
logger.debug('Done loading terrariumPI environment system')
# Load webcams from config
self.__load_webcams()
# Load audio system
self.__audio_player = terrariumAudioPlayer(self.config.get_audio_playlists(),
self.config.get_active_soundcard(),
any(self.power_switches[switchid].is_pwm_dimmer() for switchid in self.power_switches),
self.get_audio_playing)
# Start system update loop
self.__running = True
_thread.start_new_thread(self.__engine_loop, ())
_thread.start_new_thread(self.__webcam_loop, ())
_thread.start_new_thread(self.__log_tail, ())
logger.info('TerrariumPI engine is running')
def __update_check(self):
if datetime.datetime.now() - self.update_last_check > datetime.timedelta(days=1):
version_data = terrariumUtils.get_remote_data('https://api.github.com/repos/theyosh/TerrariumPI/releases/latest',json=True)
if version_data is None:
logger.warning('Unable to get the latest version information from Github. Will check next round.')
return None
self.update_version = version_data['tag_name']
self.update_available = int(self.update_version.replace('.','')) > int(self.current_version.replace('.',''))
self.update_last_check = datetime.datetime.now()
# Private/internal functions
def __load_sensors(self,data = None):
# Load Sensors, with ID as index
starttime = time.time()
reloading = data is not None
logger.info('%s terrariumPI sensors' % ('Reloading' if reloading else 'Loading',))
sensor_config = (self.config.get_sensors() if not reloading else data)
if not reloading:
self.sensors = {}
exclude_ids = []
for sensor_data in sensor_config:
if 'exclude' in sensor_data and terrariumUtils.is_true(sensor_data['exclude']):
logger.info('Excluding sensor with ID {}'.format(sensor_data['id']))
exclude_ids.append(sensor_data['id'])
seen_sensors = []
for sensor in terrariumSensor.scan_sensors(self.__unit_type):
if sensor.get_id() not in self.sensors and sensor.get_id() not in exclude_ids:
self.sensors[sensor.get_id()] = sensor
for sensordata in sensor_config:
if sensordata['id'] in exclude_ids:
continue
if sensordata['id'] not in self.sensors:
# New sensor (add)
try:
sensor = terrariumSensor(sensordata['id'],
sensordata['hardwaretype'],
sensordata['type'],
sensordata['address'],
sensordata['name'],
self.__unit_type)
self.sensors[sensor.get_id()] = sensor
except Exception as ex:
logger.exception('Error adding sensor type {} with name {}'.format(sensordata['type'],sensordata['name']))
continue
else:
# Existing sensor
sensor = self.sensors[sensordata['id']]
# Should not be able to change setings
#sensor.set_hardware_type(sensordata['hardwaretype'])
#sensor.set_type(sensordata['type'],self.__unit_type)
sensor.set_address(sensordata['address'])
sensor.set_name(sensordata['name'])
sensor.set_alarm_min(sensordata['alarm_min'])
sensor.set_alarm_max(sensordata['alarm_max'])
sensor.set_limit_min(sensordata['limit_min'])
sensor.set_limit_max(sensordata['limit_max'])
# TEMP
if 'max_diff' not in sensordata:
sensordata['max_diff'] = abs(sensor.get_limit_max() - sensor.get_limit_min()) * 0.25
sensor.set_max_diff(sensordata['max_diff'])
if 'chirp' == sensor.get_type():
if 'min_moist' in sensordata and sensordata['min_moist'] is not None:
sensor.set_min_moist_calibration(sensordata['min_moist'])
if 'max_moist' in sensordata and sensordata['max_moist'] is not None:
sensor.set_max_moist_calibration(sensordata['max_moist'])
if 'temp_offset' in sensordata and sensordata['temp_offset'] is not None:
sensor.set_temperature_offset_calibration(sensordata['temp_offset'])
if 'exclude_avg' in sensordata and sensordata['exclude_avg'] is not None:
sensor.set_exclude_avg(sensordata['exclude_avg'])
seen_sensors.append(sensor.get_id())
if reloading:
for sensor_id in set(self.sensors) - set(seen_sensors):
# clean up old deleted sensors
del(self.sensors[sensor_id])
self.environment.set_sensors(self.sensors)
logger.info('Done %s terrariumPI sensors. Found %d sensors in %.3f seconds' % ('reloading' if reloading else 'loading',
len(self.sensors),
time.time()-starttime))
def __load_power_switches(self,data = None):
# Load Switches, with ID as index
starttime = time.time()
starting_up = data is None
logger.info('{} terrariumPI switches'.format('Starting up' if starting_up else 'Updating'))
power_switches_config = (self.config.get_power_switches() if starting_up else data)
seen_power_switches = []
logger.debug('Loading excluding IDs')
exclude_ids = []
for switch_data in power_switches_config:
if 'exclude' in switch_data and terrariumUtils.is_true(switch_data['exclude']):
logger.info('Excluding power switch with ID {}'.format(switch_data['id']))
exclude_ids.append(switch_data['id'])
logger.info('Loaded {} excluding IDs: {}'.format(len(exclude_ids),exclude_ids))
prev_state = {}
if starting_up:
logger.info('Loading previous power switch states from the last 12 hours')
start = int(time.time())
prev_data = self.collector.get_history(['switches'],start,start-43200)
if 'switches' in prev_data:
for switch in prev_data['switches']:
if switch in exclude_ids:
continue
prev_state[switch] = prev_data['switches'][switch]['power_wattage'][-1:][0][1]
self.power_switches = {}
for power_switch in terrariumPowerSwitch.scan_power_switches(self.toggle_power_switch,**self.config.get_meross_cloud()):
if power_switch.get_id() not in exclude_ids and power_switch.get_id() not in self.power_switches:
self.power_switches[power_switch.get_id()] = power_switch
for power_switch_config in power_switches_config:
if power_switch_config['id'] in exclude_ids:
continue
prev_power_state = terrariumPowerSwitch.OFF
if power_switch_config['id'] in prev_state and prev_state[power_switch_config['id']] > 0:
prev_power_state = terrariumPowerSwitch.ON
if 'dimmer' in power_switch_config['hardwaretype'] or 'brightpi' == power_switch_config['hardwaretype']:
prev_power_state = (float(prev_state[power_switch_config['id']]) / float(power_switch_config['power_wattage'])) * 100
if power_switch_config['id'] in [None,'None',''] or power_switch_config['id'] not in self.power_switches:
# New switch (add)
if power_switch_config['id'] in prev_state:
logger.info('Starting up switch {} with state {}'.format(power_switch_config['name'],prev_power_state))
power_switch = terrariumPowerSwitch(power_switch_config['id'],
power_switch_config['hardwaretype'],
power_switch_config['address'],
power_switch_config['name'],
prev_power_state,
callback=self.toggle_power_switch)
self.power_switches[power_switch.get_id()] = power_switch
else:
# Existing switch
power_switch = self.power_switches[power_switch_config['id']]
power_switch.set_address(power_switch_config['address'])
power_switch.set_name(power_switch_config['name'])
if power_switch.get_id() in prev_state:
logger.info('Starting up switch {} with state {}'.format(power_switch_config['name'],prev_power_state))
power_switch.set_state(prev_power_state)
power_switch.set_power_wattage(power_switch_config['power_wattage'])
power_switch.set_water_flow(power_switch_config['water_flow'])
if 'last_replacement_date' in power_switch_config:
power_switch.set_last_hardware_replacement(power_switch_config['last_replacement_date'])
if 'manual_mode' in power_switch_config:
power_switch.set_manual_mode(power_switch_config['manual_mode'])
power_switch.set_timer(power_switch_config['timer_start'],
power_switch_config['timer_stop'],
power_switch_config['timer_on_duration'],
power_switch_config['timer_off_duration'],
power_switch_config['timer_enabled'])
if power_switch.is_dimmer():
power_switch.set_dimmer(power_switch_config['dimmer_duration'],
power_switch_config['dimmer_step'],
power_switch_config['dimmer_on_duration'],
power_switch_config['dimmer_off_duration'],
power_switch_config['dimmer_on_percentage'],
power_switch_config['dimmer_off_percentage'])
seen_power_switches.append(power_switch.get_id())
if not starting_up:
for power_switch_id in set(self.power_switches) - set(seen_power_switches):
# clean up old deleted switches
del(self.power_switches[power_switch_id])
# Should not be needed.... environment needs callback to engine to get this information
self.environment.set_power_switches(self.power_switches)
logger.info('Done %s terrariumPI switches. Found %d switches in %.3f seconds' % ('starting up' if starting_up else 'updating',
len(self.power_switches),
time.time()-starttime))
def __load_doors(self,data = None):
# Load Doors, with ID as index
starttime = time.time()
reloading = data is not None
logger.info('%s terrariumPI doors' % ('Reloading' if reloading else 'Loading',))
door_config = (self.config.get_doors() if not reloading else data)
if not reloading:
self.doors = {}
seen_doors = []
for doordata in door_config:
if doordata['id'] is None or doordata['id'] == 'None' or doordata['id'] not in self.doors:
# New switch (add)
door = terrariumDoor(None,
doordata['hardwaretype'],
doordata['address'],
doordata['name'],
callback=self.toggle_door_status)
self.doors[door.get_id()] = door
else:
# Existing switch
door = self.doors[doordata['id']]
# Should not be able to change setings
#door.set_hardware_type(doordata['hardwaretype'])
door.set_address(doordata['address'])
door.set_name(doordata['name'])
seen_doors.append(door.get_id())
if reloading:
for door_id in set(self.doors) - set(seen_doors):
# clean up old deleted switches
del(self.doors[door_id])
logger.info('Done %s terrariumPI doors. Found %d doors in %.3f seconds' % ('reloading' if reloading else 'loading',
len(self.doors),
time.time()-starttime))
def __load_webcams(self, data = None):
# Load Webcams, with ID as index
starttime = time.time()
reloading = data is not None
logger.info('%s terrariumPI webcams' % ('Reloading' if reloading else 'Loading',))
webcam_config = (self.config.get_webcams() if not reloading else data)
if not reloading:
self.webcams = {}
seen_webcams = []
for webcamdata in webcam_config:
if webcamdata['id'] is None or webcamdata['id'] == 'None' or webcamdata['id'] not in self.webcams:
# New webcam (add)
width = 640
height = 480
awb = 'auto'
archive = False
archive_light = 'ignore'
archive_door = 'ignore'
motion_boxes = True
motion_delta_threshold = 25
motion_min_area = 500
motion_compare_frame = 'last'
if 'resolution_width' in webcamdata and 'resolution_height' in webcamdata:
width = webcamdata['resolution_width']
height = webcamdata['resolution_height']
if 'archive' in webcamdata:
archive = webcamdata['archive']
if 'archivelight' in webcamdata:
archive_light = webcamdata['archivelight']
if 'archivedoor' in webcamdata:
archive_door = webcamdata['archivedoor']
if 'motionboxes' in webcamdata:
motion_boxes = webcamdata['motionboxes']
if 'motion_delta_threshold' in webcamdata:
motion_delta_threshold = webcamdata['motiondeltathreshold']
if 'motion_min_area' in webcamdata:
motion_min_area = webcamdata['motionminarea']
if 'motion_compare_frame' in webcamdata:
motion_compare_frame = webcamdata['motioncompareframe']
# don't let bad location data kill the system
try:
webcam = terrariumWebcam(None,
webcamdata['location'],
webcamdata['name'],
webcamdata['rotation'],
width,
height,
awb,
archive,
archive_light,
archive_door,
self.environment)
webcam.set_motion_boxes(motion_boxes)
webcam.set_motion_delta_threshold(motion_delta_threshold)
webcam.set_motion_min_area(motion_min_area)
webcam.set_motion_compare_frame(motion_compare_frame)
self.webcams[webcam.get_id()] = webcam
except Exception as err:
print(err)
continue
else:
# Existing webcam
webcam = self.webcams[webcamdata['id']]
# Should not be able to change setings
#webcam.set_hardware_type(doordata['hardwaretype'])
webcam.set_location(webcamdata['location'])
webcam.set_name(webcamdata['name'])
webcam.set_rotation(webcamdata['rotation'])
if 'resolution_width' in webcamdata and 'resolution_height' in webcamdata:
webcam.set_resolution(webcamdata['resolution_width'],webcamdata['resolution_height'])
if 'archive' in webcamdata:
webcam.set_archive(webcamdata['archive'])
if 'archivelight' in webcamdata:
webcam.set_archive_light(webcamdata['archivelight'])
if 'archivedoor' in webcamdata:
webcam.set_archive_door(webcamdata['archivedoor'])
if 'motionboxes' in webcamdata:
webcam.set_motion_boxes(webcamdata['motionboxes'])
if 'motiondeltathreshold' in webcamdata:
webcam.set_motion_delta_threshold(webcamdata['motiondeltathreshold'])
if 'motionminarea' in webcamdata:
webcam.set_motion_min_area(webcamdata['motionminarea'])
if 'motioncompareframe' in webcamdata:
webcam.set_motion_compare_frame(webcamdata['motioncompareframe'])
if 'awb' in webcamdata:
webcam.set_awb(webcamdata['awb'])
if 'realtimedata' in webcamdata:
webcam.set_realtimedata(webcamdata['realtimedata'])
seen_webcams.append(webcam.get_id())
if reloading and webcam.is_live():
webcam.start()
if reloading:
for webcam_id in set(self.webcams) - set(seen_webcams):
# clean up old deleted switches
del(self.webcams[webcam_id])
logger.info('Done %s terrariumPI webcams. Found %d webcams in %.3f seconds' % ('reloading' if reloading else 'loading',
len(self.webcams),
time.time()-starttime))
def __get_current_power_usage_water_flow(self, socket = False):
data = {'power' : {'current' : self.pi_power_wattage , 'max' : self.pi_power_wattage},
'water' : {'current' : 0.0 , 'max' : 0.0}}
for switchid in self.power_switches:
data['power']['current'] += self.power_switches[switchid].get_current_power_wattage()
data['power']['max'] += self.power_switches[switchid].get_power_wattage()
data['water']['current'] += self.power_switches[switchid].get_current_water_flow()
data['water']['max'] += self.power_switches[switchid].get_water_flow()
return data
def __get_total_power_usage_water_flow(self):
totals = self.collector.get_total_power_water_usage()
totals['power_wattage']['wattage'] += totals['power_wattage']['duration'] * self.pi_power_wattage
return totals
def __webcam_loop(self):
time_short = 0
error_counter = 0
logger.info('Start terrariumPI webcams')
while self.__running:
starttime = time.time()
for webcamid in self.webcams:
self.webcams[webcamid].update()
sleep(0.1)
duration = (time.time() - starttime) + time_short
if duration < terrariumEngine.LOOP_TIMEOUT:
if error_counter > 0:
error_counter -= 1
logger.info('Webcam update(s) done in %.5f seconds. Waiting for %.5f seconds for next update' % (duration,terrariumEngine.LOOP_TIMEOUT - duration))
time_short = 0
sleep(terrariumEngine.LOOP_TIMEOUT - duration) # TODO: Config setting
else:
error_counter += 1
if error_counter > 9:
logger.error('Webcam update(s) is having problems keeping up. Could not update in 30 seconds for %s times!' % error_counter)
logger.warning('Webcam update(s) took to much time. Needed %.5f seconds which is %.5f more then the limit %s' % (duration,duration-terrariumEngine.LOOP_TIMEOUT,terrariumEngine.LOOP_TIMEOUT))
time_short = duration - terrariumEngine.LOOP_TIMEOUT
if time_short > 12:
# More then 12 seconds to late.... probably never fast enough...
time_short = 0
def __engine_loop(self):
time_short = 0
error_counter = 0
logger.info('Start terrariumPI engine')
while self.__running:
starttime = time.time()
# Version update check
self.__update_check()
motddata = {'average' : [],
'system' : 0,
'duration' : 0,
'error' : ''}
# Update weather
self.weather.update()
weather_data = self.weather.get_data()
if 'hour_forecast' in weather_data and len(weather_data['hour_forecast']) > 0:
self.collector.log_weather_data(weather_data['hour_forecast'][0])
# Update sensors
for sensorid in self.sensors:
try:
# Update the current sensor.
self.sensors[sensorid].update()
# Save new data to database
self.collector.log_sensor_data(self.sensors[sensorid].get_data())
# Websocket callback
self.get_sensors([sensorid],socket=True)
# Send notification when needed and enabled
if self.sensors[sensorid].is_active() and self.sensors[sensorid].notification_enabled() and self.sensors[sensorid].get_alarm():
self.notification.message('sensor_alarm_' + ('low' if self.sensors[sensorid].get_current() < self.sensors[sensorid].get_alarm_min() else 'high'),self.sensors[sensorid].get_data())
except Exception as err:
logger.exception('Engine loop: Sensor has problems: {}'.format(err))
# Make time for other web request
sleep(0.1)
# Update (remote) power switches
motddata['power_switches'] = []
for power_switch_id in self.power_switches:
try:
# Update timer trigger if activated
#self.power_switches[power_switch_id].timer()
# Update the current sensor.
self.power_switches[power_switch_id].update()
if self.power_switches[power_switch_id].get_state() > 0:
power_state = '{}%'.format(self.power_switches[power_switch_id].get_state())
if not self.power_switches[power_switch_id].is_dimmer():
power_state = 'on' if self.power_switches[power_switch_id].is_on() else 'off'
motddata['power_switches'].append({'name' : self.power_switches[power_switch_id].get_name(),
'state' : power_state})
except Exception as err:
logger.exception('Engine loop: Power switch has problems: {}'.format(err))
# Make time for other web request
sleep(0.1)
# Get the current average temperatures
average_data = self.get_sensors(['average'])['sensors']
motddata['average'] = average_data
# Websocket callback
self.__send_message({'type':'sensor_gauge','data':average_data})
# Websocket messages back
self.get_uptime(socket=True)
self.get_power_usage_water_flow(socket=True)
self.get_environment(socket=True)
self.get_audio_playing(socket=True)
# Log system stats
system_data = self.get_system_stats()
motddata['system'] = system_data
self.collector.log_system_data(system_data)
self.get_system_stats(socket=True)
display_message = ['%s %s' % (_('Uptime'),terrariumUtils.format_uptime(system_data['uptime']),),
'%s %s %s %s' % (_('Load'),system_data['load']['load1'],system_data['load']['load5'],system_data['load']['load15']),
'%s %.2f%s' % (_('CPU Temp.'),system_data['temperature'],self.get_temperature_indicator())]
for env_part in average_data:
alarm_icon = '!' if average_data[env_part]['alarm'] else ''
display_message.append('%s%s %.2f%s%s' % (alarm_icon,_(env_part.replace('average_','').title()), average_data[env_part]['current'],average_data[env_part]['indicator'],alarm_icon))
self.notification.send_display("\n".join(display_message))
duration = (time.time() - starttime) + time_short
motddata['duration'] = duration
if duration < terrariumEngine.LOOP_TIMEOUT:
if error_counter > 0:
error_counter -= 1
logger.info('Update done in %.5f seconds. Waiting for %.5f seconds for next update' % (duration,terrariumEngine.LOOP_TIMEOUT - duration))
time_short = 0
sleep(terrariumEngine.LOOP_TIMEOUT - duration) # TODO: Config setting
else:
error_counter += 1
if error_counter > 9:
error_message = 'Updating is having problems keeping up. Could not update in {} seconds for {} times!'.format(terrariumEngine.LOOP_TIMEOUT,error_counter)
motddata['error'] = error_message
logger.error(error_message)
logger.warning('Updating took to much time. Needed %.5f seconds which is %.5f more then the limit %s' % (duration,duration-terrariumEngine.LOOP_TIMEOUT,terrariumEngine.LOOP_TIMEOUT))
time_short = duration - terrariumEngine.LOOP_TIMEOUT
if time_short > 12:
# More then 12 seconds to late.... probably never fast enough...
time_short = 0
self.__update_motd(motddata)
def __update_motd(self,data):
template = """#!/bin/bash
# FIX Colors
export TERM=xterm-256color
# Some colors
black=$(tput setaf 0)
red=$(tput setaf 1)
green=$(tput setaf 2)
yellow=$(tput setaf 3)
blue=$(tput setaf 4)
purple=$(tput setaf 5)
cyan=$(tput setaf 6)
white=$(tput setaf 7)
gray=$(tput setaf 8)
reset=$(tput sgr0)
# The message
"""
motd_lines = template.splitlines()
system_title = self.config.get_system()['title'].replace(self.config.get_system()['version'],'').strip()
motd_title_part1 = None
motd_title_part2 = None
f = pyfiglet.Figlet(font='doom')
if system_title.lower().endswith('pi'):
motd_title_part1 = f.renderText(re.sub('pi','',system_title,flags=re.IGNORECASE).strip()).split('\n')
motd_title_part2 = f.renderText('PI').split('\n')
else:
motd_title_part1 =f.renderText(system_title).split('\n')
spaces = int((80 - (len(max(motd_title_part1,key=len)) + (0 if motd_title_part2 is None else len(max(motd_title_part2,key=len))))) / 2)
spaces = spaces * ' '
for counter, line in enumerate(motd_title_part1):
if len(line.strip()) == 0:
continue
motd_line = 'echo "' + spaces + ' ${green}' + line.replace('`','\`')
if motd_title_part2 is not None and counter < len(motd_title_part2):
motd_line += ' ${red}' + motd_title_part2[counter].replace('`','\`').strip()
motd_line += '"'
motd_lines.append(motd_line)
motd_lines.append('echo "${reset} "')
motd_name = '{:<40}'.format(spaces + ' ' + self.config.get_profile_name())
motd_lines.append('echo "{}{}{}: {}{}{}"'.format(
'${blue}' + motd_name + '${reset}',
'${yellow}' if self.update_available else ' ',
_('Version'),
self.current_version,
' / {}'.format(self.update_version) if self.update_available else '',
'${reset}' if self.update_available else ''))
if self.update_available:
motd_lines.append('echo " New version available: https://github.com/theyosh/TerrariumPI/releases"')
motd_lines.append('echo ""')
left_lines = []
left_padding = 0
# Add average values
avg_order = ['temperature','humidity','moisture','conductivity','distance','ph','light','fertility','co2','volume']
for avg_type in avg_order:
avg_key = 'average_{}'.format(avg_type)
if avg_key in data['average']:
left_lines.append({'key' : _('Average {}'.format(avg_type.title())),
'value' : '{:8.2f} {:6}'.format(data['average'][avg_key]['current'],data['average'][avg_key]['indicator']),
'alarm' : data['average'][avg_key]['alarm']})
right_lines = []
right_lines.append({'key' : _('Uptime'),
'value' : terrariumUtils.format_uptime(data['system']['uptime']),
'alarm' : False})
right_lines.append({'key' : _('Disk usage'),
'value' : '{} (Free) / {} (Total)'.format(terrariumUtils.format_filesize(data['system']['disk']['free']),
terrariumUtils.format_filesize(data['system']['disk']['total'])),
'alarm' : False})
right_lines.append({'key' : _('Memory usage'),
'value' : '{} (Free) / {} (Total)'.format(terrariumUtils.format_filesize(data['system']['memory']['free']),
terrariumUtils.format_filesize(data['system']['memory']['total'])),
'alarm' : False})
right_lines.append({'key' : _('CPU Load'),
'value' : '{:.2f}, {:.2f}, {:.2f}'.format(data['system']['load']['load1'],
data['system']['load']['load5'],
data['system']['load']['load15']),
'alarm' : False})
right_lines.append({'key' : _('CPU Temperature'),
'value' : '{:.2f} C'.format(data['system']['temperature']),
'alarm' : False})
if len(left_lines) > 0:
left_padding = max([len(line['key']) for line in left_lines])
right_padding = max([len(line['key']) for line in right_lines])
line_nr = 0
while line_nr < max(len(left_lines),len(right_lines)):
motd_line = 'echo "'
if line_nr < len(left_lines):
motd_line += ' {:{width}}'.format(left_lines[line_nr]['key'] + ':',width=left_padding+1) + ('${yellow}' if left_lines[line_nr]['alarm'] else '') + left_lines[line_nr]['value'] + ('${reset}' if left_lines[line_nr]['alarm'] else '')
else:
motd_line += ' '
if line_nr < len(right_lines):
motd_line += '{:{width}}'.format(right_lines[line_nr]['key'] + ':',width=right_padding+1) + ' ' + ('${yellow}' if right_lines[line_nr]['alarm'] else '') + right_lines[line_nr]['value'] + ('${reset}' if right_lines[line_nr]['alarm'] else '')
motd_line += '"'
motd_lines.append(motd_line)
line_nr += 1
motd_lines.append('echo ""')
motd_lines.append('echo " Amount of power switches on: {}"'.format(len(data['power_switches'])))
for line in data['power_switches']:
motd_lines.append('echo " Power switch {} is at state: {}"'.format(line['name'],line['state']))
motd_lines.append('echo ""')
if '' != data['error']:
motd_lines.append('echo " {}{}{}"'.format('${red}',data['error'],'${reset}'))
motd_lines.append('echo ""')
motd_lines.append('echo " {}Last update: {:%d-%m-%Y %H:%M:%S}{}"'.format('${blue}',datetime.datetime.now(),'${reset}'))
motd_lines.append('echo ""')
#print('\n'.join(motd_lines))
with open('motd.sh','w') as motdfile:
motdfile.write('\n'.join(motd_lines))
os.chmod('motd.sh', 0o755)
def __send_message(self,message):
clients = self.subscribed_queues
for queue in clients:
queue.put(message)
# If more then 50 messages in queue, looks like connection is gone and remove the queue from the list
if queue.qsize() > 50:
self.subscribed_queues.remove(queue)
def __log_tail(self):
logger.info('Start terrariumPI engine log')
logtail = subprocess.Popen(['tail','-F','log/terrariumpi.log'],stdout=subprocess.PIPE,stderr=subprocess.PIPE)
for line in logtail.stdout:
self.__send_message({'type':'logtail','data':line.strip().decode('utf-8')})
if not self.__running:
logger.info('Stopped terrariumPI engine log')
logtail.kill()
def __unit_type(self,unittype):
if unittype in self.__units:
return self.__units[unittype]
return None
def stop(self):
# Stop engine processing first....
self.__running = False
self.environment.stop()
for sensorid in self.sensors:
self.sensors[sensorid].stop()
logger.info('Stopped type {} {} sensor {} at address {}'.format(self.sensors[sensorid].get_type(),self.sensors[sensorid].get_sensor_type(),self.sensors[sensorid].get_name(),self.sensors[sensorid].get_address()))
for power_switch_id in self.power_switches:
self.power_switches[power_switch_id].stop()
logger.info('Stopped power switch {} at address {}'.format(self.power_switches[power_switch_id].get_name(),self.power_switches[power_switch_id].get_address()))
for door_id in self.doors:
self.doors[door_id].stop()
logger.info('Stopped door {} at address {}'.format(self.doors[door_id].get_name(),self.doors[door_id].get_address()))
for webcam_id in self.webcams:
self.webcams[webcam_id].stop()
logger.info('Stopped webcam {} at address {}'.format(self.webcams[webcam_id].get_name(),self.webcams[webcam_id].get_location()))
self.notification.stop()
self.collector.stop()
logger.info('Shutdown engine')
# End private/internal functions
# Weather part
def set_weather_config(self,data):
try:
self.weather = terrariumWeather(data['location'],
self.get_temperature_indicator,
self.get_windspeed_indicator,
self.get_weather)
except terrariumWeatherSourceException as ex:
return False
return self.config.save_weather(data)
def get_weather_config(self):
return self.weather.get_config()
def get_weather(self, parameters = [], socket = False):
try:
data = self.weather.get_data()
except Exception as ex:
logger.error('Strange weather.. error https://github.com/theyosh/TerrariumPI/issues/246: {}'.format(ex))
return None
self.environment.update()
if socket:
self.__send_message({'type':'update_weather','data':data})
else:
return data
# End weather part
# Sensors part
def get_sensors(self, parameters = [], socket = False):
data = []
filtertype = None
temperature_type = None
if len(parameters) > 0 and parameters[-1] in ['celsius','fahrenheit','kelvin']:
temperature_type = parameters[-1].lower()
if 'celsius' == temperature_type:
temperature_type = 'C'
if 'fahrenheit' == temperature_type:
temperature_type = 'F'
if 'kelvin' == temperature_type:
temperature_type = 'K'
del(parameters[-1])
if len(parameters) > 0 and parameters[0] is not None:
filtertype = parameters[0]
# Filter is based on sensorid
if filtertype is not None and filtertype in self.sensors:
data.append(self.sensors[filtertype].get_data(temperature_type=temperature_type))
else:
for sensorid in self.sensors:
# Filter based on sensor type
# Exclude Chirp light sensors for average calculation in favour of Lux measurements
if filtertype is None or (filtertype == 'average' and not (self.sensors[sensorid].get_exclude_avg() or (self.sensors[sensorid].get_sensor_type() == 'light' and self.sensors[sensorid].get_type() == 'chirp'))) or filtertype == self.sensors[sensorid].get_sensor_type():
data.append(self.sensors[sensorid].get_data(temperature_type=temperature_type))
if 'average' == filtertype or len(parameters) == 2 and parameters[1] == 'average':
average = {}
for sensor in data:
if sensor['current'] is None:
continue
sensor['type'] = 'average_' + sensor['type']
if sensor['type'] not in average:
average[sensor['type']] = {'current' : 0.0, 'alarm_min' : 0.0, 'alarm_max' : 0.0, 'limit_min' : 0.0, 'limit_max':0.0, 'amount' : 0.0}
average[sensor['type']]['current'] += sensor['current']
average[sensor['type']]['alarm_min'] += sensor['alarm_min']
average[sensor['type']]['alarm_max'] += sensor['alarm_max']
average[sensor['type']]['limit_min'] += sensor['limit_min']
average[sensor['type']]['limit_max'] += sensor['limit_max']
average[sensor['type']]['amount'] += 1.0
for averagetype in average:
amount = average[averagetype]['amount']
del(average[averagetype]['amount'])
for field in average[averagetype]:
average[averagetype][field] /= amount
average[averagetype]['alarm'] = not (average[averagetype]['alarm_min'] <= average[averagetype]['current'] <= average[averagetype]['alarm_max'])
average[averagetype]['type'] = averagetype
average[averagetype]['indicator'] = temperature_type if 'temperature' == averagetype[8:] and temperature_type is not None else self.__unit_type(averagetype[8:])
data = average
# if temperature_type is not None and temperature_type != terrariumConfig.get_temperature_indicator():
# if 'C' == temperature_type:
# pass
# elif 'F' == temperature_type:
# pass
# elif 'K' == temperature_type:
# pass
if socket:
self.__send_message({'type':'sensor_gauge','data':data})
else:
return {'sensors' : data}