Files
pyrad3/example/server_async.py
Istvan Ruzman fd16436c3c safe progress
2020-08-06 18:04:24 +02:00

130 lines
3.3 KiB
Python
Executable File

#!/usr/bin/env python3
import asyncio
import logging
import traceback
from os import path
from pyrad.dictionary import Dictionary
from pyrad.packet import AccessAccept
from pyrad.server_async import ServerAsync
from pyrad.server import RemoteHost
try:
import uvloop
asyncio.set_event_loop_policy(uvloop.EventLoopPolicy())
except:
pass
logging.basicConfig(
level="DEBUG", format="%(asctime)s [%(levelname)-8s] %(message)s"
)
def print_attributes(packet):
print("Attributes returned by server:")
for key, value in packet.items():
print(f"{key}: {value}")
class FakeServer(ServerAsync):
def __init__(self, loop, dictionary):
ServerAsync.__init__(
self,
loop=loop,
dictionary=dictionary,
enable_pkt_verify=True,
debug=True,
)
def handle_auth_packet(self, protocol, packet, addr):
print("Received an authentication request with id ", packet.id)
print("Authenticator ", packet.authenticator.hex())
print("Secret ", packet.secret)
print_attributes(packet)
reply = self.CreateReplyPacket(
packet,
**{
"Service-Type": "Framed-User",
"Framed-IP-Address": "192.168.0.1",
"Framed-IPv6-Prefix": "fc66::/64",
},
)
reply.code = AccessAccept
protocol.send_response(reply, addr)
def handle_acct_packet(self, protocol, packet, addr):
print("Received an accounting request")
print_attributes(packet)
reply = self.CreateReplyPacket(packet)
protocol.send_response(reply, addr)
def handle_coa_packet(self, protocol, packet, addr):
print("Received an coa request")
print_attributes(packet)
reply = self.CreateReplyPacket(packet)
protocol.send_response(reply, addr)
def handle_disconnect_packet(self, protocol, packet, addr):
print("Received an disconnect request")
print_attributes(packet)
reply = self.CreateReplyPacket(packet)
# COA NAK
reply.code = 45
protocol.send_response(reply, addr)
def main(path_to_dictionary):
# create server and read dictionary
loop = asyncio.get_event_loop()
server = FakeServer(loop=loop, dictionary=Dictionary(path_to_dictionary))
# add clients (address, secret, name)
server.hosts["127.0.0.1"] = RemoteHost(
"127.0.0.1", b"Kah3choteereethiejeimaeziecumi", "localhost"
)
try:
# Initialize transports
loop.run_until_complete(
asyncio.ensure_future(
server.initialize_transports(
enable_auth=True, enable_acct=True, enable_coa=True
)
)
)
try:
# start server
loop.run_forever()
except KeyboardInterrupt:
pass
# Close transports
loop.run_until_complete(
asyncio.ensure_future(server.deinitialize_transports())
)
except Exception as exc:
print("Error: ", exc)
traceback.print_exc()
# Close transports
loop.run_until_complete(
asyncio.ensure_future(server.deinitialize_transports())
)
loop.close()
if __name__ == "__main__":
dictionary = path.join(path.dirname(path.abspath(__file__)), "dictionary")
main(dictionary)