def post(self):
# Testing Cmd: curl -X POST -d "id=a03" -d "t=23.5" -d "h=98.5" http://%IP%:%Port%/logs
args = parser.parse_args()
while not lock(locker_key, locker_token, locker_expire):
pass
(Devices, Logs) = load_from_db('Devices', 'Logs')
if args['id'] not in Devices.keys():
return "Device %s is not available!" % args['id'], 406
if args['id'] not in Logs.keys():
Logs[args['id']] = []
ts = int(time.time())
# ts = str(datetime.utcnow()) # datetime.strptime("2019-10-01 14:08:08.774648","%Y-%m-%d %H:%M:%S.%f")
# if ts in Logs[args['id']].keys():
# return "Timestamp is duplicated!", 406
tmp = Logs[args['id']]
tmp = tmp[-4:] if len(tmp) >= 4 else tmp
try:
tmp = tmp + \
[{'ts': ts, 't': float(args['t']), 'h': float(args['h'])}, ]
Logs[args['id']] = tmp
save_to_db(Logs=Logs)
unlock(locker_key, locker_token)
return Logs[args['id']], 201
except ValueError as err:
unlock(locker_key, locker_token)
return {'message': '%r' % err}, 500
def put(self, device_id):
# Testing Cmd: curl -X PUT -d "lat=23.0" -d "lng=121.0" http://%IP%:%Port%/devices/a03
args = parser.parse_args()
while not lock(locker_key, locker_token, locker_expire):
pass
(Devices, ) = load_from_db('Devices')
Devices[device_id] = {'lat': args['lat'], 'lng': args['lng']}
save_to_db(Devices=Devices)
unlock(locker_key, locker_token)
return Devices[device_id], 201
def delete(self, device_id):
# Testing Cmd: curl -X DELETE http://%IP%:%Port%/devices/a03
while not lock(locker_key, locker_token, locker_expire):
pass
(Devices, ) = load_from_db('Devices')
abort_if_device_doesnt_exist(device_id)
del Devices[device_id]
save_to_db(Devices=Devices)
unlock(locker_key, locker_token)
return '', 204
def post(self):
# Testing Cmd: curl -X POST -d "id=a04" -d "lat=23.5" -d "lng=121.5" http://%IP%:%Port%/devices
args = parser.parse_args()
while not lock(locker_key, locker_token, locker_expire):
pass
(Devices, ) = load_from_db('Devices')
if args['id'] in Devices.keys():
return "ID is duplicated!", 406
Devices[args['id']] = {'lat': args['lat'], 'lng': args['lng']}
save_to_db(Devices=Devices)
unlock(locker_key, locker_token)
return Devices[args['id']], 201
def patch(self, device_id):
# Testing Cmd: curl -X PATCH -d "lat=23.5" http://%IP%:%Port%/devices/a03
while not lock(locker_key, locker_token, locker_expire):
pass
(Devices, ) = load_from_db('Devices')
abort_if_device_doesnt_exist(device_id)
info = Devices[device_id]
args = parser.parse_args()
if args['lat'] != None:
info['lat'] = float(args['lat'])
if args['lng'] != None:
info['lng'] = float(args['lng'])
Devices[device_id] = info
save_to_db(Devices=Devices)
unlock(locker_key, locker_token)
return Devices[device_id], 201
def on_message(client, userdata, msg):
print(msg.topic+" "+str(msg.payload))
data = msg.payload.decode('utf-8')
args = json.loads(data)
while not lock(locker_key, locker_token, locker_expire):
pass
(Devices, Logs) = load_from_db('Devices', 'Logs')
if args['id'] not in Devices.keys():
print("Device %s is not available!" % args['id'])
return
if args['id'] not in Logs.keys():
Logs[args['id']] = []
ts = int(time.time())
tmp = Logs[args['id']]
tmp = tmp[-4:] if len(tmp) >= 4 else tmp
try:
tmp = tmp+[{'ts': ts, 't': float(args['t']), 'h': float(args['h'])}, ]
Logs[args['id']] = tmp
save_to_db(Logs=Logs)
unlock(locker_key, locker_token)
print('Device %s added a log.' % args['id'])
except ValueError as err:
unlock(locker_key, locker_token)
print('Error: %r \n when device %s adding a log.' % (err, args['id']))
def init_db():
while not lock(locker_key, locker_token, locker_expire):
pass
save_to_db(Devices={}, Logs={})
unlock(locker_key, locker_token)
return "Database is initialized!"
#!/usr/bin/python
import os
import cgi
import cgitb; cgitb.enable()
import db
con = db.connect()
db.lock(con)
try:
db.make_node_ready(con, os.environ['REMOTE_ADDR'])
finally:
db.unlock(con)
print "Content-Type: text/plain"
print
print "Done."
#!/usr/bin/python
import os
import cgi
import cgitb
cgitb.enable()
import db
con = db.connect()
db.lock(con)
try:
db.make_node_ready(con, os.environ['REMOTE_ADDR'])
finally:
db.unlock(con)
print "Content-Type: text/plain"
print
print "Done."