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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
import sys
import argparser
from time import time, sleep
from urllib.request import urlopen
from usv import Usv
from pyinfluxdb import Line
class UsvInserter(object):
TIME = 10
def __init__(self, port, url):
self.port = port
self.url = url
self.usv = Usv(port)
self.duration = 0
def job(self):
start = time()
fields = self.usv.read()
data = []
for name, value in fields.items():
line = Line(
'usv_parameters',
{'name': name, 'id': 'LI????VA' },
{'value': value}
)
data.append(line)
post_data = '\n'.join(map(str, data))
print(post_data)
with urlopen(self.url, post_data.encode('utf-8')) as fh:
print(fh.read().decode('utf-8'))
self.duration = time() - start
def get_duration(self):
return self.duration
if __name__ == '__main__':
""" inserter """
parser = argparse.ArgumentParser()
parser.add_argument('--url', help='URL')
parser.add_argument('--port', help='Serial port device',
default='/dev/ttyUSV')
args = parser.parse_args(sys.argv[1:])
usv_inserter = UsvInserter(args.port, args.url)
print('Start inserter with url {} on port {}'.format(args.url, args.port))
while True:
usv_inserter.job()
if usv_inserter.get_duration() > 0:
sleep(UsvInserter.TIME - UsvInserter.get_duration())
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