Archipelago/WebHost/__init__.py

132 lines
3.9 KiB
Python

import os
import logging
import sys
import threading
import multiprocessing
import functools
import websockets
from flask import Flask, flash, request, redirect, url_for, render_template
from werkzeug.utils import secure_filename
sys.path.append("..")
from MultiServer import Context, server
UPLOAD_FOLDER = 'uploads'
multidata_folder = os.path.join(UPLOAD_FOLDER, "multidata")
os.makedirs(multidata_folder, exist_ok=True)
os.makedirs("logs", exist_ok=True)
def allowed_file(filename):
return filename.endswith('multidata')
app = Flask(__name__)
app.config['UPLOAD_FOLDER'] = UPLOAD_FOLDER
app.config['MAX_CONTENT_LENGTH'] = 1 * 1024 * 1024 # 1 megabyte limit
app.config["SECRET_KEY"] = os.urandom(32)
name = "localhost"
portrange = (30000, 40000)
current_port = portrange[0]
@app.route('/', methods=['GET', 'POST'])
def upload_multidata():
if request.method == 'POST':
# check if the post request has the file part
if 'file' not in request.files:
flash('No file part')
return redirect(request.url)
file = request.files['file']
# if user does not select file, browser also
# submit an empty part without filename
if file.filename == '':
flash('No selected file')
return redirect(request.url)
if file and allowed_file(file.filename):
filename = secure_filename(file.filename)
file.save(os.path.join(multidata_folder, filename))
return redirect(url_for('host_multidata',
filename=filename))
return '''
<!doctype html>
<title>Upload Multidata</title>
<h1>Upload Multidata</h1>
<form method=post enctype=multipart/form-data>
<input type=file name=file>
<input type=submit value=Upload>
</form>
'''
portlock = threading.Lock()
def get_next_port():
global current_port
with portlock:
current_port += 1
return current_port
@app.route('/log/<filename>')
def display_log(filename):
with open(os.path.join("logs", filename + ".txt")) as log:
return log.read().replace("\n", "<br>")
@app.route('/hosted/<filename>')
def host_multidata(filename=None):
if not filename:
return redirect(url_for('upload_multidata'))
else:
multidata = os.path.join(multidata_folder, filename)
port = get_next_port()
queue = multiprocessing.SimpleQueue()
process = multiprocessing.Process(group=None, target=run_server_process,
args=(port, multidata, filename, queue),
name="MultiHost" + str(port))
process.start()
return "Hosting " + filename + " at " + name + ":" + str(port)
def run_server_process(port, multidata, filename, queue):
async def main():
logging.basicConfig(format='[%(asctime)s] %(message)s',
level=logging.INFO,
filename=os.path.join("logs", filename + ".txt"))
ctx = Context(None, port, "", 1, 1000,
True, "enabled", "goal")
data_filename = multidata
try:
ctx.load(data_filename, True)
except Exception as e:
logging.exception('Failed to read multiworld data (%s)' % e)
raise
ctx.init_save()
ctx.server = websockets.serve(functools.partial(server, ctx=ctx), ctx.host, ctx.port, ping_timeout=None,
ping_interval=None)
logging.info('Hosting game at %s:%d (%s)' % (name, ctx.port,
'No password' if not ctx.password else 'Password: %s' % ctx.password))
await ctx.server
while ctx.running:
await asyncio.sleep(1)
logging.info("shutting down")
import asyncio
loop = asyncio.get_event_loop()
loop.run_until_complete(main())
if __name__ == "__main__":
multiprocessing.freeze_support()
app.run()