loctrkd/storage.py

   1 """ Store zmq broadcasts to sqlite """
   2
   3 from configparser import ConfigParser
   4 from datetime import datetime, timezone
   5 from logging import getLogger
   6 import zmq
   7
   8 from . import common
   9 from .evstore import initdb, stow
  10 from .zmsg import Bcast
  11
  12 log = getLogger("loctrkd/storage")
  13
  14
  15 def runserver(conf: ConfigParser) -> None:
  16     dbname = conf.get("storage", "dbfn")
  17     log.info('Using Sqlite3 database "%s"', dbname)
  18     initdb(dbname)
  19     # Is this https://github.com/zeromq/pyzmq/issues/1627 still not fixed?!
  20     zctx = zmq.Context()  # type: ignore
  21     zsub = zctx.socket(zmq.SUB)  # type: ignore
  22     zsub.connect(conf.get("collector", "publishurl"))
  23     zsub.setsockopt(zmq.SUBSCRIBE, b"")
  24
  25     try:
  26         while True:
  27             zmsg = Bcast(zsub.recv())
  28             log.debug(
  29                 "%s IMEI %s from %s at %s: %s",
  30                 "I" if zmsg.is_incoming else "O",
  31                 zmsg.imei,
  32                 zmsg.peeraddr,
  33                 datetime.fromtimestamp(zmsg.when).astimezone(tz=timezone.utc),
  34                 zmsg.packet.hex(),
  35             )
  36             stow(
  37                 is_incoming=zmsg.is_incoming,
  38                 peeraddr=str(zmsg.peeraddr),
  39                 when=zmsg.when,
  40                 imei=zmsg.imei,
  41                 proto=zmsg.proto,
  42                 packet=zmsg.packet,
  43             )
  44     except KeyboardInterrupt:
  45         zsub.close()
  46         zctx.destroy()  # type: ignore
  47
  48
  49 if __name__.endswith("__main__"):
  50     runserver(common.init(log))