def on_message(client, userdata, msg):
payload = json.loads(msg.payload.decode("utf-8"))
logger.info('MQTT recieved payload: {}'.format(payload))
# prepare timeout check
timeout_sec = int(myconfig.get('monitor', 'timeout_sec'))
now = int(datetime.now().timestamp())
# update "tags"
global tags
if 'monitor_name' in payload and 'tag_detected' in payload:
monitor_name = payload['monitor_name']
for tag in payload['tag_detected']:
if tag in tags:
if 'time' not in tags[tag]:
logger.info('send IFTTT event: {}({}) arrived!'.format(tag, tags[tag]['name']))
sendIftttEvent(1, tags[tag]['name'], monitor_name)
tags[tag]['time'] = now
for tag in tags:
if 'time' in tags[tag]:
logger.info('time: {}sec ({})'.format(now - tags[tag]['time'], tag))
if tags[tag]['time'] < now - timeout_sec:
logger.info('send IFTTT event: {}({}) leaved!'.format(tag, tags[tag]['name']))
sendIftttEvent(0, tags[tag]['name'], '')
tags[tag].pop('time')
def sendIftttEvent(state, tag_name, monitor_name):
url_format = myconfig.get('ifttt', 'url_format')
event = myconfig.get('ifttt', 'event')
key = myconfig.get('ifttt', 'key')
url = url_format.format(event, key)
msg_arrive_format = myconfig.get('ifttt', 'msg_arrive_format')
msg_leave_format = myconfig.get('ifttt', 'msg_leave_format')
msg = ''
if state == 0:
msg = msg_leave_format.format(tag_name)
else:
msg = msg_arrive_format.format(tag_name, monitor_name)
obj = {"value1" : msg}
json_data = json.dumps(obj).encode("utf-8")
method = "POST"
headers = {"Content-Type" : "application/json"}
request = urllib.request.Request(url, data=json_data, method=method, headers=headers)
with urllib.request.urlopen(request) as response:
response_body = response.read().decode("utf-8")
logger.info('IFTTT response: {}'.format(response_body))
# -*- coding: UTF-8 -*-
__author__ = 'fengxu'
import MySQLdb
import myconfig as config
from contextlib import contextmanager
import traceback
host = config.get("host")
user = config.get("username")
port = int(config.get("port"))
passwd = config.get("password")
db = config.get("dbname")
charset = "utf8"
@contextmanager
def connect():
"""Mysql Connect Util, use 'with' to execute sqls"""
conn = None
try:
conn = MySQLdb.connect(host=host,
user=user,
port=port,
passwd=passwd,
db=db,
charset=charset)
except Exception, e:
raise Exception("Database Connect Failed! Please check database.ini.")
cursor = conn.cursor()
try:
yield cursor
def on_connect(client, userdata, flags, respons_code):
logger.info('MQTT status: {0}'.format(respons_code))
mqtt_topic = myconfig.get('mqtt', 'topic')
client.subscribe(mqtt_topic)
logger.info('MQTT subscribed: {}'.format(mqtt_topic))
obj = {"value1" : msg}
json_data = json.dumps(obj).encode("utf-8")
method = "POST"
headers = {"Content-Type" : "application/json"}
request = urllib.request.Request(url, data=json_data, method=method, headers=headers)
with urllib.request.urlopen(request) as response:
response_body = response.read().decode("utf-8")
logger.info('IFTTT response: {}'.format(response_body))
if __name__ == '__main__':
# initialize "tags"
with open('tags.json', 'r') as f:
tags = json.loads(f.read())
logger.info('initialized tags: {}'.format(tags))
# setup MQTT client
mqtt_host = myconfig.get('mqtt', 'host')
mqtt_port = int(myconfig.get('mqtt', 'port'))
client = mqtt.Client(
client_id='tagmonitor',
clean_session=True,
protocol=mqtt.MQTTv311
)
client.on_connect = on_connect
client.on_message = on_message
client.connect(mqtt_host, port=mqtt_port, keepalive=60)
client.loop_forever()
# -*- coding: UTF-8 -*-
__author__ = 'fengxu'
import MySQLdb
import myconfig as config
from contextlib import contextmanager
import traceback
host = config.get("host")
user = config.get("username")
port = int(config.get("port"))
passwd = config.get("password")
db = config.get("dbname")
charset = "utf8"
@contextmanager
def connect():
"""Mysql Connect Util, use 'with' to execute sqls"""
conn = None
try:
conn = MySQLdb.connect(
host=host,
user=user,
port=port,
passwd=passwd,
db=db,
charset=charset)
except Exception, e:
raise Exception("Database Connect Failed! Please check database.ini.")
cursor = conn.cursor()
try: