mirror of
https://github.com/yzernik/squeaknode.git
synced 2026-08-14 12:43:24 +02:00
87 lines
3.1 KiB
Python
87 lines
3.1 KiB
Python
# MIT License
|
|
#
|
|
# Copyright (c) 2020 Jonathan Zernik
|
|
#
|
|
# Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
# of this software and associated documentation files (the "Software"), to deal
|
|
# in the Software without restriction, including without limitation the rights
|
|
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
# copies of the Software, and to permit persons to whom the Software is
|
|
# furnished to do so, subject to the following conditions:
|
|
#
|
|
# The above copyright notice and this permission notice shall be included in all
|
|
# copies or substantial portions of the Software.
|
|
#
|
|
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
# SOFTWARE.
|
|
import socket
|
|
import threading
|
|
from concurrent.futures import ThreadPoolExecutor
|
|
from contextlib import closing
|
|
|
|
|
|
TEST_SOCKET_PORT = 19999
|
|
SOCKET_CONNECT_TIMEOUT = 10
|
|
|
|
|
|
def accept_connections(listen_socket, started_event):
|
|
try:
|
|
print('Trying to bind and listen on port: {}'.format(
|
|
TEST_SOCKET_PORT), flush=True)
|
|
listen_socket.bind(('', TEST_SOCKET_PORT))
|
|
listen_socket.listen()
|
|
started_event.set()
|
|
print('Started event set.', flush=True)
|
|
peer_socket, address = listen_socket.accept()
|
|
# host, port = address
|
|
# peer_address = PeerAddress(
|
|
# host=host,
|
|
# port=port,
|
|
# )
|
|
peer_socket.setblocking(True)
|
|
return peer_socket
|
|
except Exception as e:
|
|
print(e)
|
|
started_event.set()
|
|
return e
|
|
|
|
|
|
def make_connection(peer_socket, started):
|
|
address = ('localhost', TEST_SOCKET_PORT)
|
|
started.wait()
|
|
print('Conecting to address: {}'.format(address))
|
|
try:
|
|
peer_socket.settimeout(SOCKET_CONNECT_TIMEOUT)
|
|
peer_socket.connect(address)
|
|
peer_socket.setblocking(True)
|
|
return peer_socket
|
|
except Exception:
|
|
print('Failed to connect to {}'.format(address))
|
|
|
|
|
|
def yield_inbound_socket_and_outbound_socket():
|
|
# TODO: set up inbound and outbound sockets
|
|
started = threading.Event()
|
|
|
|
# Use futures
|
|
with closing(socket.socket()) as listen_socket, \
|
|
closing(socket.socket()) as peer_socket, \
|
|
ThreadPoolExecutor(max_workers=2) as executor:
|
|
inbound_future = executor.submit(
|
|
accept_connections, listen_socket, started)
|
|
outbound_future = executor.submit(
|
|
make_connection, peer_socket, started)
|
|
|
|
inbound_socket = inbound_future.result()
|
|
print(inbound_socket)
|
|
if isinstance(inbound_socket, Exception):
|
|
raise inbound_socket
|
|
outbound_socket = outbound_future.result()
|
|
print(outbound_socket)
|
|
|
|
yield inbound_socket, outbound_socket
|