mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-11 19:06:33 +00:00
07d8e53aac
Fix asyncio throwing a deprecation warning when using asyncio.get_event_loop(). Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/3196>
107 lines
3.7 KiB
Python
Executable file
107 lines
3.7 KiB
Python
Executable file
#!/usr/bin/env python3
|
|
#
|
|
# Test client for simple room-based multi-peer p2p calling
|
|
#
|
|
# Copyright (C) 2017 Centricular Ltd.
|
|
#
|
|
# Author: Nirbheek Chauhan <nirbheek@centricular.com>
|
|
#
|
|
|
|
import sys
|
|
import ssl
|
|
import json
|
|
import uuid
|
|
import asyncio
|
|
import websockets
|
|
import argparse
|
|
|
|
parser = argparse.ArgumentParser(formatter_class=argparse.ArgumentDefaultsHelpFormatter)
|
|
parser.add_argument('--url', default='wss://localhost:8443', help='URL to connect to')
|
|
parser.add_argument('--room', default=None, help='the room to join')
|
|
|
|
options = parser.parse_args(sys.argv[1:])
|
|
|
|
SERVER_ADDR = options.url
|
|
PEER_ID = 'ws-test-client-' + str(uuid.uuid4())[:6]
|
|
ROOM_ID = options.room
|
|
if ROOM_ID is None:
|
|
print('--room argument is required')
|
|
sys.exit(1)
|
|
|
|
sslctx = False
|
|
if SERVER_ADDR.startswith(('wss://', 'https://')):
|
|
sslctx = ssl.create_default_context()
|
|
# FIXME
|
|
sslctx.check_hostname = False
|
|
sslctx.verify_mode = ssl.CERT_NONE
|
|
|
|
def get_answer_sdp(offer, peer_id):
|
|
# Here we'd parse the incoming JSON message for ICE and SDP candidates
|
|
print("Got: " + offer)
|
|
sdp = json.dumps({'sdp': 'reply sdp'})
|
|
answer = 'ROOM_PEER_MSG {} {}'.format(peer_id, sdp)
|
|
print("Sent: " + answer)
|
|
return answer
|
|
|
|
def get_offer_sdp(peer_id):
|
|
sdp = json.dumps({'sdp': 'initial sdp'})
|
|
offer = 'ROOM_PEER_MSG {} {}'.format(peer_id, sdp)
|
|
print("Sent: " + offer)
|
|
return offer
|
|
|
|
async def hello():
|
|
async with websockets.connect(SERVER_ADDR, ssl=sslctx) as ws:
|
|
await ws.send('HELLO ' + PEER_ID)
|
|
assert(await ws.recv() == 'HELLO')
|
|
|
|
await ws.send('ROOM {}'.format(ROOM_ID))
|
|
|
|
sent_offers = set()
|
|
# Receive messages
|
|
while True:
|
|
msg = await ws.recv()
|
|
if msg.startswith('ERROR'):
|
|
# On error, we bring down the webrtc pipeline, etc
|
|
print('{!r}, exiting'.format(msg))
|
|
return
|
|
if msg.startswith('ROOM_OK'):
|
|
print('Got ROOM_OK for room {!r}'.format(ROOM_ID))
|
|
_, *room_peers = msg.split()
|
|
for peer_id in room_peers:
|
|
print('Sending offer to {!r}'.format(peer_id))
|
|
# Create a peer connection for each peer and start
|
|
# exchanging SDP and ICE candidates
|
|
await ws.send(get_offer_sdp(peer_id))
|
|
sent_offers.add(peer_id)
|
|
continue
|
|
elif msg.startswith('ROOM_PEER'):
|
|
if msg.startswith('ROOM_PEER_JOINED'):
|
|
_, peer_id = msg.split(maxsplit=1)
|
|
print('Peer {!r} joined the room'.format(peer_id))
|
|
# Peer will send us an offer
|
|
continue
|
|
if msg.startswith('ROOM_PEER_LEFT'):
|
|
_, peer_id = msg.split(maxsplit=1)
|
|
print('Peer {!r} left the room'.format(peer_id))
|
|
continue
|
|
elif msg.startswith('ROOM_PEER_MSG'):
|
|
_, peer_id, msg = msg.split(maxsplit=2)
|
|
if peer_id in sent_offers:
|
|
print('Got answer from {!r}: {}'.format(peer_id, msg))
|
|
continue
|
|
print('Got offer from {!r}, replying'.format(peer_id))
|
|
await ws.send(get_answer_sdp(msg, peer_id))
|
|
continue
|
|
print('Unknown msg: {!r}, exiting'.format(msg))
|
|
return
|
|
|
|
print('Our uid is {!r}'.format(PEER_ID))
|
|
|
|
try:
|
|
asyncio.run(hello())
|
|
except websockets.exceptions.InvalidHandshake:
|
|
print('Invalid handshake: are you sure this is a websockets server?\n')
|
|
raise
|
|
except ssl.SSLError:
|
|
print('SSL Error: are you sure the server is using TLS?\n')
|
|
raise
|