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import logging
import time
from socket import *
from influxdb import InfluxDBClient

GRAPHITE_HOST = '192.168.20.103'
GRAPHITE_PORT = 2003
INFLUXDB_HOST = '192.168.20.183'
INFLUXDB_DATABASE = 'water_quality'

LOG = logging.getLogger(__name__)
LOG.setLevel(logging.INFO)


def check_status():
    client = InfluxDBClient(host=INFLUXDB_HOST, database=INFLUXDB_DATABASE)
    data = client.query(
        'SELECT last(*) FROM {} WHERE time > now() - 1h'.format(INFLUXDB_DATABASE))
    if not data:
        return 0
    return 1


def main():
    while True:
        sock = socket(family=AF_INET, type=SOCK_STREAM, proto=0, fileno=None)
        sock.connect((GRAPHITE_HOST, GRAPHITE_PORT))
        status = check_status()
        msg = 'water_quality.status {} {}\n'.format(
            status, int(time.time())).encode()
        sock.sendall(msg)
        LOG.info(msg)
        sock.close()
        time.sleep(60)

if __name__ == '__main__':
    main()