235 lines
6.7 KiB
Python
235 lines
6.7 KiB
Python
import gi
|
|
import tempfile
|
|
import time
|
|
import os
|
|
import signal
|
|
|
|
import paho.mqtt.client as mqtt
|
|
|
|
gi.require_version('Gtk', '3.0')
|
|
from gi.repository import Gtk
|
|
|
|
gi.require_version('AppIndicator3', '0.1')
|
|
from gi.repository import AppIndicator3 as AppIndicator
|
|
|
|
from PIL import Image, ImageDraw, ImageFont
|
|
import yaml
|
|
|
|
mqttprefix = "devices"
|
|
mqtthost = '192.168.67.1'
|
|
|
|
oldtmpfile = ''
|
|
oldalertcount = 0
|
|
menu = Gtk.Menu()
|
|
|
|
fp = open("mqtt-systray.yaml")
|
|
conf = yaml.safe_load(fp)
|
|
fp.close()
|
|
|
|
appindicator = AppIndicator.Indicator.new(
|
|
'mqttalert',
|
|
'',
|
|
AppIndicator.IndicatorCategory.APPLICATION_STATUS)
|
|
|
|
def create_image(width, height, count):
|
|
# Generate an image and draw a pattern
|
|
image = Image.new('RGB', (width, height), 'white')
|
|
dc = ImageDraw.Draw(image)
|
|
color_circle = 'green'
|
|
if count > 0: color_circle = 'red'
|
|
#dc.circle((width // 2, height // 2), height // 2, fill=color2)
|
|
radius = height // 2
|
|
ellipse_xy = (0, 0, radius*2, radius*2)
|
|
dc.ellipse(ellipse_xy, color_circle)
|
|
|
|
if count > 0:
|
|
#font = ImageFont.truetype("OpenSans-Regular.ttf", int(width))
|
|
font = ImageFont.load_default(float(width))
|
|
dc.text((12, -12),str(count),(0,0,0),font=font)
|
|
|
|
return image
|
|
|
|
def quit():
|
|
os.remove(oldtmpfile)
|
|
Gtk.main_quit()
|
|
|
|
def signal_handler(sig, frame):
|
|
print('You pressed Ctrl+C!')
|
|
quit()
|
|
|
|
def gtkquit(source):
|
|
quit()
|
|
|
|
def get_alert(devicea):
|
|
for sensor in conf[devicea]['values'].keys():
|
|
if 'value' in conf[devicea]['values'][sensor] and (conf[devicea]['values'][sensor]['value'] > conf[devicea]['values'][sensor]['max'] or conf[devicea]['values'][sensor]['value'] < conf[devicea]['values'][sensor]['min']):
|
|
return True
|
|
return False
|
|
|
|
def get_alert2(devicea, sensora):
|
|
alert_text = ''
|
|
if 'value' in conf[devicea]['values'][sensora]:
|
|
if conf[devicea]['values'][sensora]['value'] > conf[devicea]['values'][sensora]['max']:
|
|
alert_text = '!!HIGH!! '
|
|
elif conf[devicea]['values'][sensora]['value'] < conf[devicea]['values'][sensora]['min']:
|
|
alert_text = '!!LOW!! '
|
|
return alert_text
|
|
|
|
def alert_count():
|
|
count = 0
|
|
for device in conf:
|
|
for sensor in conf[device]['values'].keys():
|
|
if get_alert2(device, sensor) != '': count = count + 1
|
|
return count
|
|
|
|
def get_icon():
|
|
global oldtmpfile
|
|
if oldtmpfile!='': os.remove(oldtmpfile)
|
|
icon_path = tempfile.mktemp()
|
|
oldtmpfile=icon_path
|
|
with open(icon_path, 'wb') as f:
|
|
create_image(64, 64, alert_count()).save(f, 'PNG')
|
|
return icon_path
|
|
|
|
#def menun2(deviceg):
|
|
# itemn2 = []
|
|
# submenu = Gtk.Menu()
|
|
# for sensor in conf[deviceg]['values'].keys():
|
|
# text=''
|
|
# if 'value' in conf[deviceg]['values'][sensor]:
|
|
# alert_text = get_alert2(deviceg, sensor)
|
|
# text='{}{}: {}'.format(alert_text, sensor, conf[deviceg]['values'][sensor]['value'])
|
|
# else:
|
|
# text=sensor
|
|
# submenuitem = Gtk.MenuItem(text)
|
|
# submenu.append(submenuitem)
|
|
# return submenu
|
|
|
|
def build_menu():
|
|
menu = Gtk.Menu()
|
|
for device1 in conf:
|
|
devname = conf[device1]['name']
|
|
conf[device1]['menuitem'] = Gtk.MenuItem(devname)
|
|
submenu = Gtk.Menu()
|
|
for sensor in conf[device1]['values'].keys():
|
|
conf[device1]['values'][sensor]['menuitem'] = Gtk.MenuItem(sensor)
|
|
submenu.append(conf[device1]['values'][sensor]['menuitem'])
|
|
conf[device1]['menuitem'].set_submenu(submenu)
|
|
menu.append(conf[device1]['menuitem'])
|
|
|
|
item_quit = Gtk.MenuItem('Quit')
|
|
item_quit.connect('activate', gtkquit)
|
|
menu.append(item_quit)
|
|
|
|
menu.show_all()
|
|
return menu
|
|
|
|
|
|
#def build_menu_old():
|
|
# global menu
|
|
# global quitcount
|
|
# global item_quit
|
|
# #menu = Gtk.Menu()
|
|
# menu.connect('popup-menu', menu_show)
|
|
# #menu.connect('destroy', menu_hide)
|
|
# for device1 in conf:
|
|
# devname = conf[device1]['name']
|
|
# if get_alert(device1): devname = "!!ALERT!! " + devname
|
|
# menuitem = Gtk.MenuItem(devname)
|
|
# menuitem.set_submenu(menun2(device1))
|
|
# menu.append(menuitem)
|
|
#
|
|
# if quitcount == 0:
|
|
# item_quit = Gtk.MenuItem('Quit')
|
|
# item_quit.connect('select', menu_show)
|
|
# print('Quit0')
|
|
# menu.append(item_quit)
|
|
# quitcount = quitcount + 1
|
|
# else:
|
|
# #item_quit = Gtk.MenuItem('Quit')
|
|
# item_quit.set_label(str(quitcount))
|
|
# print('QuitX')
|
|
# #menu.append(item_quit)
|
|
# #item_quit.show()
|
|
# quitcount = quitcount + 1
|
|
#
|
|
# print("Alert Count: {}".format(alert_count()))
|
|
#
|
|
# menu.show_all()
|
|
# #menu.show_now()
|
|
# return menu
|
|
|
|
def update_menu():
|
|
appindicator.set_menu(build_menu())
|
|
|
|
def set_value(topic, value):
|
|
global oldalertcount
|
|
topicds = topic.rsplit("/", 1)
|
|
devices=topicds[0]
|
|
devices = devices.removeprefix(mqttprefix+'/')
|
|
conf[devices]['values'][topicds[1]]['value'] = float(value)
|
|
print("menu")
|
|
#update_menu()
|
|
|
|
alert_text = get_alert2(devices, topicds[1])
|
|
text='{}{}: {}'.format(alert_text, topicds[1], conf[devices]['values'][topicds[1]]['value'])
|
|
conf[devices]['values'][topicds[1]]['menuitem'].set_label(text)
|
|
#conf[devices]['values'][topicds[1]]['menuitem'].set_label("{}".format(conf[devices]['values'][topicds[1]]['value']))
|
|
devname = conf[devices]['name']
|
|
#print(get_alert(devices))
|
|
#if get_alert(devices): devname = "! " + devname
|
|
#if get_alert(devices): devname = "!!ALERT!! " + devname
|
|
#conf[devices]['menuitem'].set_label(devname)
|
|
|
|
if oldalertcount != alert_count():
|
|
oldalertcount = alert_count()
|
|
appindicator.set_icon(get_icon())
|
|
os.system("notify-send '{}' '{}'".format(conf[devices]['name'], text))
|
|
|
|
def subscribe_mqtt(mqttc):
|
|
for device in conf:
|
|
#print(conf[device])
|
|
for sensor in conf[device]['values'].keys():
|
|
#print(sensor)
|
|
tosubscribe = "{}/{}/{}".format(mqttprefix, device, sensor)
|
|
mqttc.subscribe(tosubscribe, 0)
|
|
print(tosubscribe)
|
|
|
|
def on_connect(mqttc, obj, flags, rc):
|
|
print("rc: " + str(rc))
|
|
#def on_subscribe(mqttc, obj, mid, granted_qos):
|
|
# print("Subscribed: " + str(mid) + " " + str(granted_qos))
|
|
def on_message(client, userdata, msg):
|
|
print(msg.topic+" "+str(msg.payload))
|
|
set_value(msg.topic, msg.payload)
|
|
|
|
|
|
signal.signal(signal.SIGINT, signal_handler)
|
|
|
|
appindicator.set_icon(get_icon())
|
|
appindicator.set_title('MQTT Alert')
|
|
appindicator.set_status(AppIndicator.IndicatorStatus.ACTIVE)
|
|
appindicator.set_menu(build_menu())
|
|
|
|
set_value("model1/1/1/temperature1C", "10.1")
|
|
print(conf)
|
|
|
|
mqttc = mqtt.Client()
|
|
mqttc.on_message = on_message
|
|
mqttc.on_connect = on_connect
|
|
#mqttc.on_subscribe = on_subscribe
|
|
connected = False
|
|
while connected == False:
|
|
try:
|
|
mqttc.connect(mqtthost, 1883, 60)
|
|
except:
|
|
time.sleep(5)
|
|
connected=False
|
|
else:
|
|
connected=True
|
|
mqttc.loop_start()
|
|
|
|
subscribe_mqtt(mqttc)
|
|
|
|
Gtk.main()
|