aprsd/aprsd/packets/seen_list.py

52 lines
1.3 KiB
Python

import datetime
import logging
import threading
from oslo_config import cfg
import wrapt
from aprsd.utils import objectstore
CONF = cfg.CONF
LOG = logging.getLogger("APRSD")
class SeenList(objectstore.ObjectStoreMixin):
"""Global callsign seen list."""
_instance = None
lock = threading.Lock()
data: dict = {}
def __new__(cls, *args, **kwargs):
if cls._instance is None:
cls._instance = super().__new__(cls)
cls._instance._init_store()
cls._instance.data = {}
return cls._instance
def stats(self, serializable=False):
"""Return the stats for the PacketTrack class."""
stats = self.data
# if serializable:
# for call in self.data:
# stats[call]["last"] = stats[call]["last"].isoformat()
return stats
@wrapt.synchronized(lock)
def update_seen(self, packet):
callsign = None
if packet.from_call:
callsign = packet.from_call
else:
LOG.warning(f"Can't find FROM in packet {packet}")
return
if callsign not in self.data:
self.data[callsign] = {
"last": None,
"count": 0,
}
self.data[callsign]["last"] = datetime.datetime.now()
self.data[callsign]["count"] += 1