aprsd/aprsd/rpc/server.py

92 lines
2.4 KiB
Python

import json
import logging
from oslo_config import cfg
import rpyc
from rpyc.utils.authenticators import AuthenticationError
from rpyc.utils.server import ThreadPoolServer
from aprsd import conf # noqa: F401
from aprsd import packets, stats, threads
from aprsd.threads import log_monitor
CONF = cfg.CONF
LOG = logging.getLogger("APRSD")
def magic_word_authenticator(sock):
magic = sock.recv(len(CONF.rpc_settings.magic_word)).decode()
if magic != CONF.rpc_settings.magic_word:
raise AuthenticationError(f"wrong magic word {magic}")
return sock, None
class APRSDRPCThread(threads.APRSDThread):
def __init__(self):
super().__init__(name="RPCThread")
self.thread = ThreadPoolServer(
APRSDService,
port=CONF.rpc_settings.port,
protocol_config={"allow_public_attrs": True},
authenticator=magic_word_authenticator,
)
def stop(self):
if self.thread:
self.thread.close()
self.thread_stop = True
def loop(self):
# there is no loop as run is blocked
if self.thread and not self.thread_stop:
# This is a blocking call
self.thread.start()
@rpyc.service
class APRSDService(rpyc.Service):
def on_connect(self, conn):
# code that runs when a connection is created
# (to init the service, if needed)
LOG.info("Connected")
self._conn = conn
def on_disconnect(self, conn):
# code that runs after the connection has already closed
# (to finalize the service, if needed)
LOG.info("Disconnected")
self._conn = None
@rpyc.exposed
def get_stats(self):
stat = stats.APRSDStats()
stats_dict = stat.stats()
LOG.debug(stats_dict)
return json.dumps(stats_dict, indent=4, sort_keys=True, default=str)
@rpyc.exposed
def get_stats_obj(self):
return stats.APRSDStats()
@rpyc.exposed
def get_packet_list(self):
return packets.PacketList()
@rpyc.exposed
def get_packet_track(self):
return packets.PacketTrack()
@rpyc.exposed
def get_watch_list(self):
return packets.WatchList()
@rpyc.exposed
def get_seen_list(self):
return packets.SeenList()
@rpyc.exposed
def get_log_entries(self):
entries = log_monitor.LogEntries().get_all_and_purge()
return json.dumps(entries, default=str)