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web_relay.py

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+from bottle import route, run, template, request
+import RPi.GPIO as GPIO
+import paho.mqtt.publish as publish
+
+
+def transmitMQTT(strMsg):
+    strMqttBroker = "192.168.1.200"
+    strMqttChannel = "home/inside/zonneboiler/stat"
+    print('strMsg is:')
+    print(strMsg)
+    publish.single(strMqttChannel, strMsg, hostname=strMqttBroker, qos=1, auth={'username': 'esp', 'password': 'kmfpkylf'})
+
+def relayClose():
+ GPIO.output(CONTROL_PIN, True)
+ f = open("/home/pi/relay/status.txt","w+")
+ stat = "CLOSED"
+ f.write(stat)
+ f.close()
+ transmitMQTT(stat)
+
+def relayOpen():
+ GPIO.output(CONTROL_PIN, False)
+ f = open("/home/pi/relay/status.txt","w+")
+ stat = "OPEN"
+ f.write(stat)
+ f.close()
+ transmitMQTT(stat)
+
+
+def relayCloseManual():
+ GPIO.output(CONTROL_PIN, True)
+ f = open("/home/pi/relay/status.txt","w+")
+ stat = "CLOSEDMANUAL"
+ f.write(stat)
+ f.close()
+ transmitMQTT(stat)
+
+
+def relayOpenManual():
+ GPIO.output(CONTROL_PIN, False)
+ f = open("/home/pi/relay/status.txt","w+")
+ stat = "OPENMANUAL"
+ f.write(stat)
+ f.close()
+ transmitMQTT(stat)
+
+
+GPIO.setmode(GPIO.BCM)
+CONTROL_PIN = 2
+
+stat = "STARTING"
+transmitMQTT(stat)
+GPIO.setup(CONTROL_PIN, GPIO.OUT)
+
+@route('/')
+def index():
+ f=open("/home/pi/relay/status.txt","r")
+ if f.mode=='r':
+  stat=f.read()
+  f.close()
+ transmitMQTT(stat)
+ return template('/home/pi/relay/home.tpl', status=stat)
+
+@route('/closed')
+def index():
+ relayClose()
+ return template('/home/pi/relay/home.tpl', status="closed")
+
+@route('/open')
+def index():
+ relayOpen()
+ return template('/home/pi/relay/home.tpl', status="open")
+
+@route('/stats')
+def index():
+ f=open("/home/pi/relay/status.txt","r")
+ if f.mode=='r':
+  stat=f.read()
+  f.close() 
+ transmitMQTT(stat)
+ return template('/home/pi/relay/stats.tpl', status=stat)
+
+
+@route('/closeManual')
+def index():
+ relayCloseManual()
+ return template('/home/pi/relay/home.tpl', status="closed")
+
+@route('/openManual')
+def index():
+ relayOpenManual()
+ return template('/home/pi/relay/home.tpl', status="open")
+
+
+try:
+ relayClose()
+ run(host='0.0.0.0', port=80)
+finally:
+ print('Cleaning up GPIO')
+ GPIO.cleanup()
+ transmitMQTT("STOPPING")
+