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#!/usr/bin/env python
""" usage: ara2influx [options] DB
Options:
--db FILE path to db [Default: db.json]
--cantine CANTINE name of the cantine [Default: thales-deutschland]
--host HOST hostname or ip of influx [Default: localhost]
"""
import sys
from docopt import docopt
import logging
import json
from datetime import datetime
logging.basicConfig(level=logging.DEBUG)
log = logging.getLogger()
def db2points(db,cantine):
for day,things in db.items():
time = datetime.strptime(day,"%Y-%m-%d")
time = time.replace(hour=12)
for thing in things:
ret = {
"time": time.isoformat(),
"measurement":"dish",
"tags": {
"allergies": ",".join( sorted(thing['allergies'].keys()) ),
"additives": ",".join( sorted(thing['additives'].keys()) ),
"title": thing["title"],
"type": thing["type"],
"description": thing["description"],
"cantine": cantine
},
"fields": {
"price": thing["price"]
}
}
log.debug(ret)
yield ret
def main():
args = docopt(__doc__)
dbname = args['DB']
host = args['--host']
cantine = args['--cantine']
import paho.mqtt.client as mqtt
mqttc = mqtt.Client()
log.info(f"connecting to mqtt {host}")
# mqttc.loop_start()
def on_connect(client, userdata, flags, rc):
print("Connected with result code "+str(rc))
mqttc.on_connect = on_connect
mqttc.connect(host, 1883, 60)
from time import sleep
with open(dbname,'r+') as f:
from datetime import date
db = json.load(f)
for day,things in db.items():
today = str(date.today())
# only update today
if day != today: continue
else:
print(f"today {today} is the day")
pommes = False
if things:
ret = mqttc.publish(f"/aramark/{cantine}/update",payload=today,retain=True)
for thing in things:
title = thing['title']
description = thing['description']
price = thing['price']
# print(f'{title} - {description} - {price}')
print(f"/aramark/{cantine}/{thing['type']}/title")
ret = (mqttc.publish(f"/aramark/{cantine}/{thing['type']}/title",payload=title,retain=True))
mqttc.publish(f"/aramark/{cantine}/{thing['type']}/description",payload=description,retain=True)
mqttc.publish(f"/aramark/{cantine}/{thing['type']}/price",payload=price,retain=True)
if 'Pommes' in description or 'Wedges' in description:
log.debug(f"Yay Pommes in '{title}' - '{description}'!")
pommes = True
mqttc.publish(f"/aramark/{cantine}/pommes",pommes,retain=True)
mqttc.loop()
if __name__ == '__main__':
main()
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