62 lines
1.6 KiB
Python
62 lines
1.6 KiB
Python
#!/usr/bin/env python3
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"""
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Session interface middlewares to integrate the aiohttp app with Buckler.
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"""
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import json
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from datetime import datetime
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import aiohttp
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from aiohttp import web
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import config
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@web.middleware
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async def buckler_session(request, handler):
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"""
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Verifies the user with the configured Buckler app and retrieves any
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session data they may have. Redirects them to the login page otherwise.
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"""
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user_id = request.cookies.get('userid', '')
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user_sid = request.cookies.get('session', '')
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url = config.buckler['url'] + '/get_session'
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params = {
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'app_id': config.buckler['app_id'],
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'app_key': config.buckler['app_key'],
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'userid': user_id,
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'session': user_sid
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}
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async with aiohttp.ClientSession() as session:
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async with session.get(url, params=params) as resp:
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data = await resp.json()
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if data.get('error'):
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raise web.HTTPFound(location=config.buckler['login_url'])
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request['session'] = data['session_data']
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request['meta'] = data['meta']
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resp = await handler(request)
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if request['session'] != data['session_data']: # session data modified
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url = config.buckler['url'] + '/set_session'
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data = json.dumps(request['session'])
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session.post(url, params=params, data=data) # TODO: error handle?
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last_used = datetime.fromisoformat(request['meta']['last_used'])
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now = datetime.now(last_used.tzinfo)
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delta = now - last_used
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if delta.seconds > 600:
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resp.set_cookie(
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'userid',
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user_id,
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max_age=30*24*60*60,
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secure=True,
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httponly=True)
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resp.set_cookie(
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'session',
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user_sid,
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max_age=30*24*60*60,
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secure=True,
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httponly=True)
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return resp
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