mirror of
https://github.com/codl/forget
synced 2024-12-14 01:14:34 +01:00
97 lines
2.8 KiB
Python
97 lines
2.8 KiB
Python
from flask import Flask
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from flask_sqlalchemy import SQLAlchemy
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from sqlalchemy import MetaData
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from flask_migrate import Migrate
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import version
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from libforget.cachebust import cachebust
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import mimetypes
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import libforget.brotli
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import libforget.img_proxy
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app = Flask(__name__)
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default_config = {
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"SQLALCHEMY_TRACK_MODIFICATIONS": False,
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"SQLALCHEMY_DATABASE_URI": "postgresql+psycopg2:///forget",
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"HTTPS": True,
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"SENTRY_CONFIG": {},
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"REPO_URL": "https://github.com/codl/forget",
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"COMMIT_URL": "https://github.com/codl/forget/commits/{hash}",
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"REDIS_URI": "redis://",
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}
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app.config.update(default_config)
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app.config.from_pyfile('config.py', True)
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metadata = MetaData(naming_convention={
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"ix": 'ix_%(column_0_label)s',
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"uq": "uq_%(table_name)s_%(column_0_name)s",
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"ck": "ck_%(table_name)s_%(constraint_name)s",
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"fk": "fk_%(table_name)s_%(column_0_name)s_%(referred_table_name)s",
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"pk": "pk_%(table_name)s"
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})
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db = SQLAlchemy(app, metadata=metadata)
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migrate = Migrate(app, db)
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if 'CELERY_BROKER' not in app.config:
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uri = app.config['REDIS_URI']
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if uri.startswith('unix://'):
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uri = uri.replace('unix', 'redis+socket', 1)
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app.config['CELERY_BROKER'] = uri
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sentry = None
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if 'SENTRY_DSN' in app.config:
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from raven.contrib.flask import Sentry
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app.config['SENTRY_CONFIG']['release'] = version.version
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sentry = Sentry(app, dsn=app.config['SENTRY_DSN'])
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url_for = cachebust(app)
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@app.context_processor
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def inject_static():
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def static(filename, **kwargs):
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return url_for('static', filename=filename, **kwargs)
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return {'st': static}
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@app.after_request
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def install_security_headers(resp):
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csp = ("default-src 'none';"
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"img-src 'self';"
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"style-src 'self' 'unsafe-inline';"
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"frame-ancestors 'none';"
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)
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if 'SENTRY_DSN' in app.config:
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csp += "script-src 'self' https://cdn.ravenjs.com/;"
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csp += "connect-src 'self' https://sentry.io/;"
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else:
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csp += "script-src 'self';"
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csp += "connect-src 'self';"
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if 'CSP_REPORT_URI' in app.config:
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csp += "report-uri " + app.config.get('CSP_REPORT_URI')
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if app.config.get('HTTPS'):
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resp.headers.set('strict-transport-security',
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'max-age={}'.format(60*60*24*365))
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csp += "; upgrade-insecure-requests"
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resp.headers.set('Content-Security-Policy', csp)
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resp.headers.set('referrer-policy', 'no-referrer')
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resp.headers.set('x-content-type-options', 'nosniff')
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resp.headers.set('x-frame-options', 'DENY')
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resp.headers.set('x-xss-protection', '1')
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return resp
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mimetypes.add_type('image/webp', '.webp')
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libforget.brotli.brotli(app)
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imgproxy = (
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libforget.img_proxy.ImgProxyCache(redis_uri=app.config.get('REDIS_URI')))
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