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RLBotServer.py
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RLBotServer.py
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import logging
import os
from typing import Optional, Dict, List, Tuple
from flask import Flask, render_template, g, current_app, session, request, redirect, send_from_directory
from flask_cors import CORS
from redis import Redis
from backend.blueprints import steam, auth, debug, admin
from backend.blueprints.spa_api import spa_api
from backend.database.objects import Player, Group
from backend.database.startup import startup
from backend.database.wrapper.player_wrapper import create_default_player
from backend.utils.checks import is_local_dev
from backend.utils.global_jinja_functions import create_jinja_globals
logger = logging.getLogger(__name__)
logger.info("Setting up server.")
UPLOAD_FOLDER = os.path.join(os.path.dirname(os.path.realpath(__file__)), 'replays')
UPLOAD_RATE_LIMIT_MINUTES = 4.5 # TODO: Make use of this.
def start_app() -> Tuple[Flask, Dict[str, int]]:
# APP SETUP
app = Flask(__name__,
template_folder=os.path.join('frontend', 'templates'),
static_folder=os.path.join('frontend', 'static'),
static_url_path='/static2')
set_up_app_config(app)
CORS(app)
create_needed_folders(app)
engine, Session = startup()
with app.app_context():
register_blueprints(app)
try:
import config
app.secret_key = config.SECRET_KEY
except: # TODO: Specify necessary excepts here.
logger.warning('No secret key has been set')
app.config['db'] = Session
app.config['r'] = get_redis()
_session = Session()
groups_to_add = ['admin', 'alpha', 'beta']
add_needed_groups_to_db(_session, groups_to_add)
ids, ids_to_group = get_id_group_dicts(_session, groups_to_add)
app.config['groups'] = ids_to_group
_session.commit()
_session.close()
create_jinja_globals(app, g)
return app, ids
def create_needed_folders(app: Flask):
folders_to_make = [app.config['REPLAY_DIR'], app.config['PARSED_DIR']]
for f in folders_to_make:
abspath = os.path.join(os.path.dirname(__file__), f)
if not os.path.isdir(abspath):
os.makedirs(abspath)
def set_up_app_config(app: Flask):
app.config['UPLOAD_FOLDER'] = UPLOAD_FOLDER
app.config['MAX_CONTENT_LENGTH'] = 512 * 1024 * 1024
app.config['TEMPLATES_AUTO_RELOAD'] = True
app.config['BASE_URL'] = 'https://calculated.gg'
app.config['REPLAY_DIR'] = os.path.join(os.path.dirname(__file__), 'data', 'rlreplays')
app.config['PARSED_DIR'] = os.path.join(os.path.dirname(__file__), 'data', 'parsed')
app.config.update(
broker_url='redis://localhost:6379/0',
result_backend='redis://',
worker_max_tasks_per_child=100,
broker_transport_options={'fanout_prefix': True}
)
def register_blueprints(app: Flask):
# app.register_blueprint(celery_tasks.bp)
# app.register_blueprint(players.bp)
app.register_blueprint(steam.bp)
# app.register_blueprint(replays.bp)
# app.register_blueprint(saltie.bp)
# app.register_blueprint(stats.bp)
# app.register_blueprint(api.bp)
app.register_blueprint(spa_api.bp)
app.register_blueprint(auth.bp)
app.register_blueprint(debug.bp)
app.register_blueprint(admin.bp)
def get_redis() -> Optional[Redis]:
try:
_redis = Redis(
host='localhost',
port=6379)
_redis.get('test') # Make Redis try to actually use the connection, to generate error if not connected.
return _redis
except: # TODO: Investigate and specify this except.
logger.error("Not using redis.")
return None
def add_needed_groups_to_db(_session, groups_to_add: List[str]):
for group_name in groups_to_add:
group_name_query = _session.query(Group).filter(Group.name == group_name)
if not _session.query(group_name_query.exists()).scalar():
group = Group(name=group_name)
_session.add(group)
def get_id_group_dicts(_session, groups_to_add: List[str]) -> Tuple[Dict[str, int], Dict[int, str]]:
ids: Dict[str, int] = {}
ids_to_group: Dict[int, str] = {}
for group_name in groups_to_add:
i = _session.query(Group).filter(Group.name == group_name).first().id
ids[group_name] = i
ids_to_group[i] = group_name
return ids, ids_to_group
app, ids = start_app()
try:
from config import ALLOWED_STEAM_ACCOUNTS
except ImportError:
ALLOWED_STEAM_ACCOUNTS = []
users = []
@app.before_request
def lookup_current_user():
s = current_app.config['db']()
g.user = None
if 'openid' in session:
openid = session['openid']
if len(ALLOWED_STEAM_ACCOUNTS) > 0 and openid not in ALLOWED_STEAM_ACCOUNTS:
return render_template('login.html')
g.user = s.query(Player).filter(Player.platformid == openid).first()
if g.user is None:
del session['openid']
return redirect('/')
g.admin = ids['admin'] in g.user.groups
g.alpha = ids['alpha'] in g.user.groups
g.beta = ids['beta'] in g.user.groups
elif is_local_dev():
g.user = create_default_player()
g.admin = True
s.close()
# Serve React App
@app.route('/', defaults={'path': ''})
@app.route('/<path:path>')
def home(path):
if path != "" and os.path.exists("webapp/build/" + path):
return send_from_directory('webapp/build', path)
else:
return send_from_directory('webapp/build', 'index.html')
@app.route('/robots.txt')
@app.route('/sitemap.xml')
def static_from_root():
return send_from_directory(app.static_folder, request.path[1:])
if __name__ == '__main__':
app.run(host='0.0.0.0', port=8000)