First batch of refactoring, using the app factory pattern
kaiyou
6 years ago
parent
7c82be904f
commit
fc24426291
@ -1,132 +1,58 @@
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import flask
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import flask_sqlalchemy
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import flask_bootstrap
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import flask_login
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import flask_script
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import flask_migrate
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import flask_babel
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import flask_limiter
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import os
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import docker
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import socket
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import uuid
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from werkzeug.contrib import fixers
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from mailu import utils, debug, db
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# Create application
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app = flask.Flask(__name__)
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default_config = {
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# Specific to the admin UI
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'SQLALCHEMY_DATABASE_URI': 'sqlite:////data/main.db',
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'SQLALCHEMY_TRACK_MODIFICATIONS': False,
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'DOCKER_SOCKET': 'unix:///var/run/docker.sock',
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'BABEL_DEFAULT_LOCALE': 'en',
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'BABEL_DEFAULT_TIMEZONE': 'UTC',
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'BOOTSTRAP_SERVE_LOCAL': True,
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'RATELIMIT_STORAGE_URL': 'redis://redis/2',
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'QUOTA_STORAGE_URL': 'redis://redis/1',
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'DEBUG': False,
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'DOMAIN_REGISTRATION': False,
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# Statistics management
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'INSTANCE_ID_PATH': '/data/instance',
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'STATS_ENDPOINT': '0.{}.stats.mailu.io',
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# Common configuration variables
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'SECRET_KEY': 'changeMe',
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'DOMAIN': 'mailu.io',
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'HOSTNAMES': 'mail.mailu.io,alternative.mailu.io,yetanother.mailu.io',
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'POSTMASTER': 'postmaster',
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'TLS_FLAVOR': 'cert',
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'AUTH_RATELIMIT': '10/minute;1000/hour',
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'DISABLE_STATISTICS': 'False',
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# Mail settings
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'DMARC_RUA': None,
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'DMARC_RUF': None,
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'WELCOME': 'False',
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'WELCOME_SUBJECT': 'Dummy welcome topic',
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'WELCOME_BODY': 'Dummy welcome body',
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'DKIM_SELECTOR': 'dkim',
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'DKIM_PATH': '/dkim/{domain}.{selector}.key',
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'DEFAULT_QUOTA': 1000000000,
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# Web settings
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'SITENAME': 'Mailu',
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'WEBSITE': 'https://mailu.io',
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'WEB_ADMIN': '/admin',
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'WEB_WEBMAIL': '/webmail',
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'RECAPTCHA_PUBLIC_KEY': '',
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'RECAPTCHA_PRIVATE_KEY': '',
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# Advanced settings
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'PASSWORD_SCHEME': 'BLF-CRYPT',
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# Host settings
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'HOST_IMAP': 'imap',
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'HOST_POP3': 'imap',
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'HOST_SMTP': 'smtp',
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'HOST_AUTHSMTP': os.environ.get('HOST_SMTP', 'smtp'),
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}
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def create_app_from_config(config):
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""" Create a new application based on the given configuration
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"""
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app = flask.Flask(__name__)
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app.config = config
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# Load configuration from the environment if available
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for key, value in default_config.items():
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app.config[key] = os.environ.get(key, value)
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# Bootstrap is used for basic JS and CSS loading
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# TODO: remove this and use statically generated assets instead
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app.bootstrap = flask_bootstrap.Bootstrap(app)
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# Base application
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flask_bootstrap.Bootstrap(app)
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db = flask_sqlalchemy.SQLAlchemy(app)
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migrate = flask_migrate.Migrate(app, db)
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limiter = flask_limiter.Limiter(app, key_func=lambda: current_user.username)
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# Initialize application extensions
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models.db.init_app(app)
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utils.limiter.init_app(app)
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utils.babel.init_app(app)
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utils.login.init_app(app)
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utils.proxy.init_app(app)
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manage.migrate.init_app(app)
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manage.manager.init_app(app)
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# Debugging toolbar
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if app.config.get("DEBUG"):
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import flask_debugtoolbar
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toolbar = flask_debugtoolbar.DebugToolbarExtension(app)
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# Initialize debugging tools
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if app.config.get("app.debug"):
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debug.toolbar.init_app(app)
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debug.profiler.init_app(app)
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# Manager commnad
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manager = flask_script.Manager(app)
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manager.add_command('db', flask_migrate.MigrateCommand)
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# Inject the default variables in the Jinja parser
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@app.context_processor
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def inject_defaults():
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signup_domains = models.Domain.query.filter_by(signup_enabled=True).all()
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return dict(
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current_user=utils.login.current_user,
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signup_domains=signup_domains,
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config=app.config
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)
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# Babel configuration
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babel = flask_babel.Babel(app)
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translations = list(map(str, babel.list_translations()))
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# Import views
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from mailu import ui, internal
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app.register_blueprint(ui.ui, url_prefix='/ui')
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app.register_blueprint(internal.internal, url_prefix='/internal')
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@babel.localeselector
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def get_locale():
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return flask.request.accept_languages.best_match(translations)
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return app
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# Login configuration
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login_manager = flask_login.LoginManager()
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login_manager.init_app(app)
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login_manager.login_view = "ui.login"
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@login_manager.unauthorized_handler
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def handle_needs_login():
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return flask.redirect(
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flask.url_for('ui.login', next=flask.request.endpoint)
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)
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@app.context_processor
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def inject_defaults():
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signup_domains = models.Domain.query.filter_by(signup_enabled=True).all()
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return dict(
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current_user=flask_login.current_user,
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signup_domains=signup_domains,
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config=app.config
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)
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# Import views
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from mailu import ui, internal
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app.register_blueprint(ui.ui, url_prefix='/ui')
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app.register_blueprint(internal.internal, url_prefix='/internal')
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# Create the prefix middleware
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class PrefixMiddleware(object):
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def __init__(self, app):
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self.app = app
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def __call__(self, environ, start_response):
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prefix = environ.get('HTTP_X_FORWARDED_PREFIX', '')
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if prefix:
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environ['SCRIPT_NAME'] = prefix
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return self.app(environ, start_response)
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app.wsgi_app = PrefixMiddleware(fixers.ProxyFix(app.wsgi_app))
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def create_app():
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""" Create a new application based on the config module
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"""
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config = configuration.ConfigManager()
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return create_app_from_config(config)
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@ -0,0 +1,70 @@
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import os
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DEFAULT_CONFIG = {
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# Specific to the admin UI
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'SQLALCHEMY_DATABASE_URI': 'sqlite:////data/main.db',
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'SQLALCHEMY_TRACK_MODIFICATIONS': False,
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'DOCKER_SOCKET': 'unix:///var/run/docker.sock',
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'BABEL_DEFAULT_LOCALE': 'en',
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'BABEL_DEFAULT_TIMEZONE': 'UTC',
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'BOOTSTRAP_SERVE_LOCAL': True,
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'RATELIMIT_STORAGE_URL': 'redis://redis/2',
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'QUOTA_STORAGE_URL': 'redis://redis/1',
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'DEBUG': False,
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'DOMAIN_REGISTRATION': False,
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# Statistics management
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'INSTANCE_ID_PATH': '/data/instance',
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'STATS_ENDPOINT': '0.{}.stats.mailu.io',
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# Common configuration variables
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'SECRET_KEY': 'changeMe',
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'DOMAIN': 'mailu.io',
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'HOSTNAMES': 'mail.mailu.io,alternative.mailu.io,yetanother.mailu.io',
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'POSTMASTER': 'postmaster',
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'TLS_FLAVOR': 'cert',
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'AUTH_RATELIMIT': '10/minute;1000/hour',
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'DISABLE_STATISTICS': 'False',
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# Mail settings
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'DMARC_RUA': None,
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'DMARC_RUF': None,
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'WELCOME': 'False',
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'WELCOME_SUBJECT': 'Dummy welcome topic',
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'WELCOME_BODY': 'Dummy welcome body',
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'DKIM_SELECTOR': 'dkim',
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'DKIM_PATH': '/dkim/{domain}.{selector}.key',
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'DEFAULT_QUOTA': 1000000000,
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# Web settings
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'SITENAME': 'Mailu',
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'WEBSITE': 'https://mailu.io',
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'WEB_ADMIN': '/admin',
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'WEB_WEBMAIL': '/webmail',
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'RECAPTCHA_PUBLIC_KEY': '',
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'RECAPTCHA_PRIVATE_KEY': '',
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# Advanced settings
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'PASSWORD_SCHEME': 'BLF-CRYPT',
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# Host settings
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'HOST_IMAP': 'imap',
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'HOST_POP3': 'imap',
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'HOST_SMTP': 'smtp',
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'HOST_WEBMAIL': 'webmail',
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'HOST_FRONT': 'front',
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'HOST_AUTHSMTP': os.environ.get('HOST_SMTP', 'smtp'),
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'POD_ADDRESS_RANGE': None
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}
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class ConfigManager(object):
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""" Naive configuration manager that uses environment only
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"""
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def __init__(self):
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self.config = {
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os.environ.get(key, value)
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for key, value in DEFAULT_CONFIG.items()
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}
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def get(self, *args):
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return self.config.get(*args)
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def __getitem__(self, key):
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return self.get(key)
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@ -0,0 +1,17 @@
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import flask_debugtoolbar
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from werkzeug.contrib import profiler as werkzeug_profiler
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# Debugging toolbar
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toolbar = flask_debugtoolbar.DebugToolbarExtension()
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# Profiler
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class Profiler(object):
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def init_app(self):
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app.wsgi_app = werkzeug_profiler.ProfilerMiddleware(
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app.wsgi_app, restrictions=[30]
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)
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profiler = Profiler()
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@ -0,0 +1,305 @@
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from mailu import models
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from flask import current_app as app
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import flask
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import os
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import socket
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import uuid
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manager = flask_script.Manager()
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db = models.db
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@manager.command
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def advertise():
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""" Advertise this server against statistic services.
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"""
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if os.path.isfile(app.config["INSTANCE_ID_PATH"]):
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with open(app.config["INSTANCE_ID_PATH"], "r") as handle:
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instance_id = handle.read()
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else:
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instance_id = str(uuid.uuid4())
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with open(app.config["INSTANCE_ID_PATH"], "w") as handle:
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handle.write(instance_id)
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if app.config["DISABLE_STATISTICS"].lower() != "true":
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try:
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socket.gethostbyname(app.config["STATS_ENDPOINT"].format(instance_id))
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except:
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pass
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@manager.command
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def admin(localpart, domain_name, password):
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""" Create an admin user
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"""
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domain = models.Domain.query.get(domain_name)
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if not domain:
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domain = models.Domain(name=domain_name)
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db.session.add(domain)
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user = models.User(
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localpart=localpart,
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domain=domain,
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global_admin=True
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)
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user.set_password(password)
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db.session.add(user)
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db.session.commit()
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@manager.command
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def user(localpart, domain_name, password,
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hash_scheme=app.config['PASSWORD_SCHEME']):
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""" Create a user
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"""
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domain = models.Domain.query.get(domain_name)
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if not domain:
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domain = models.Domain(name=domain_name)
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db.session.add(domain)
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user = models.User(
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localpart=localpart,
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domain=domain,
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global_admin=False
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)
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user.set_password(password, hash_scheme=hash_scheme)
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db.session.add(user)
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db.session.commit()
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@manager.option('-n', '--domain_name', dest='domain_name')
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@manager.option('-u', '--max_users', dest='max_users')
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@manager.option('-a', '--max_aliases', dest='max_aliases')
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@manager.option('-q', '--max_quota_bytes', dest='max_quota_bytes')
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def domain(domain_name, max_users=0, max_aliases=0, max_quota_bytes=0):
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domain = models.Domain.query.get(domain_name)
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if not domain:
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domain = models.Domain(name=domain_name)
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db.session.add(domain)
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db.session.commit()
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@manager.command
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def user_import(localpart, domain_name, password_hash,
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hash_scheme=app.config['PASSWORD_SCHEME']):
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""" Import a user along with password hash. Available hashes:
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'SHA512-CRYPT'
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'SHA256-CRYPT'
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'MD5-CRYPT'
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'CRYPT'
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"""
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domain = models.Domain.query.get(domain_name)
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if not domain:
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domain = models.Domain(name=domain_name)
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db.session.add(domain)
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user = models.User(
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localpart=localpart,
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domain=domain,
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global_admin=False
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)
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user.set_password(password_hash, hash_scheme=hash_scheme, raw=True)
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db.session.add(user)
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db.session.commit()
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@manager.command
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def config_update(verbose=False, delete_objects=False):
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"""sync configuration with data from YAML-formatted stdin"""
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import yaml
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import sys
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new_config = yaml.load(sys.stdin)
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# print new_config
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domains = new_config.get('domains', [])
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tracked_domains = set()
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for domain_config in domains:
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if verbose:
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print(str(domain_config))
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domain_name = domain_config['name']
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max_users = domain_config.get('max_users', 0)
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max_aliases = domain_config.get('max_aliases', 0)
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max_quota_bytes = domain_config.get('max_quota_bytes', 0)
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tracked_domains.add(domain_name)
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domain = models.Domain.query.get(domain_name)
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if not domain:
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domain = models.Domain(name=domain_name,
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max_users=max_users,
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max_aliases=max_aliases,
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max_quota_bytes=max_quota_bytes)
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db.session.add(domain)
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print("Added " + str(domain_config))
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else:
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domain.max_users = max_users
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domain.max_aliases = max_aliases
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domain.max_quota_bytes = max_quota_bytes
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db.session.add(domain)
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print("Updated " + str(domain_config))
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users = new_config.get('users', [])
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tracked_users = set()
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user_optional_params = ('comment', 'quota_bytes', 'global_admin',
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'enable_imap', 'enable_pop', 'forward_enabled',
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'forward_destination', 'reply_enabled',
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'reply_subject', 'reply_body', 'displayed_name',
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'spam_enabled', 'email', 'spam_threshold')
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for user_config in users:
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if verbose:
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print(str(user_config))
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localpart = user_config['localpart']
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domain_name = user_config['domain']
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password_hash = user_config.get('password_hash', None)
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hash_scheme = user_config.get('hash_scheme', None)
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domain = models.Domain.query.get(domain_name)
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email = '{0}@{1}'.format(localpart, domain_name)
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optional_params = {}
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for k in user_optional_params:
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if k in user_config:
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optional_params[k] = user_config[k]
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if not domain:
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domain = models.Domain(name=domain_name)
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db.session.add(domain)
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user = models.User.query.get(email)
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tracked_users.add(email)
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tracked_domains.add(domain_name)
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if not user:
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user = models.User(
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localpart=localpart,
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domain=domain,
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**optional_params
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)
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else:
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for k in optional_params:
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setattr(user, k, optional_params[k])
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user.set_password(password_hash, hash_scheme=hash_scheme, raw=True)
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db.session.add(user)
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aliases = new_config.get('aliases', [])
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tracked_aliases = set()
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for alias_config in aliases:
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if verbose:
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print(str(alias_config))
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localpart = alias_config['localpart']
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domain_name = alias_config['domain']
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if type(alias_config['destination']) is str:
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destination = alias_config['destination'].split(',')
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else:
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destination = alias_config['destination']
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wildcard = alias_config.get('wildcard', False)
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domain = models.Domain.query.get(domain_name)
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email = '{0}@{1}'.format(localpart, domain_name)
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if not domain:
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domain = models.Domain(name=domain_name)
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db.session.add(domain)
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alias = models.Alias.query.get(email)
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tracked_aliases.add(email)
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tracked_domains.add(domain_name)
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if not alias:
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alias = models.Alias(
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localpart=localpart,
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domain=domain,
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wildcard=wildcard,
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destination=destination,
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email=email
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)
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else:
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alias.destination = destination
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alias.wildcard = wildcard
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db.session.add(alias)
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db.session.commit()
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|
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managers = new_config.get('managers', [])
|
||||
# tracked_managers=set()
|
||||
for manager_config in managers:
|
||||
if verbose:
|
||||
print(str(manager_config))
|
||||
domain_name = manager_config['domain']
|
||||
user_name = manager_config['user']
|
||||
domain = models.Domain.query.get(domain_name)
|
||||
manageruser = models.User.query.get(user_name + '@' + domain_name)
|
||||
if manageruser not in domain.managers:
|
||||
domain.managers.append(manageruser)
|
||||
db.session.add(domain)
|
||||
|
||||
db.session.commit()
|
||||
|
||||
if delete_objects:
|
||||
for user in db.session.query(models.User).all():
|
||||
if not (user.email in tracked_users):
|
||||
if verbose:
|
||||
print("Deleting user: " + str(user.email))
|
||||
db.session.delete(user)
|
||||
for alias in db.session.query(models.Alias).all():
|
||||
if not (alias.email in tracked_aliases):
|
||||
if verbose:
|
||||
print("Deleting alias: " + str(alias.email))
|
||||
db.session.delete(alias)
|
||||
for domain in db.session.query(models.Domain).all():
|
||||
if not (domain.name in tracked_domains):
|
||||
if verbose:
|
||||
print("Deleting domain: " + str(domain.name))
|
||||
db.session.delete(domain)
|
||||
db.session.commit()
|
||||
|
||||
|
||||
@manager.command
|
||||
def user_delete(email):
|
||||
"""delete user"""
|
||||
user = models.User.query.get(email)
|
||||
if user:
|
||||
db.session.delete(user)
|
||||
db.session.commit()
|
||||
|
||||
|
||||
@manager.command
|
||||
def alias_delete(email):
|
||||
"""delete alias"""
|
||||
alias = models.Alias.query.get(email)
|
||||
if alias:
|
||||
db.session.delete(alias)
|
||||
db.session.commit()
|
||||
|
||||
|
||||
@manager.command
|
||||
def alias(localpart, domain_name, destination):
|
||||
""" Create an alias
|
||||
"""
|
||||
domain = models.Domain.query.get(domain_name)
|
||||
if not domain:
|
||||
domain = models.Domain(name=domain_name)
|
||||
db.session.add(domain)
|
||||
alias = models.Alias(
|
||||
localpart=localpart,
|
||||
domain=domain,
|
||||
destination=destination.split(','),
|
||||
email="%s@%s" % (localpart, domain_name)
|
||||
)
|
||||
db.session.add(alias)
|
||||
db.session.commit()
|
||||
|
||||
# Set limits to a domain
|
||||
|
||||
|
||||
@manager.command
|
||||
def setlimits(domain_name, max_users, max_aliases, max_quota_bytes):
|
||||
domain = models.Domain.query.get(domain_name)
|
||||
domain.max_users = max_users
|
||||
domain.max_aliases = max_aliases
|
||||
domain.max_quota_bytes = max_quota_bytes
|
||||
|
||||
db.session.add(domain)
|
||||
db.session.commit()
|
||||
|
||||
# Make the user manager of a domain
|
||||
|
||||
|
||||
@manager.command
|
||||
def setmanager(domain_name, user_name='manager'):
|
||||
domain = models.Domain.query.get(domain_name)
|
||||
manageruser = models.User.query.get(user_name + '@' + domain_name)
|
||||
domain.managers.append(manageruser)
|
||||
db.session.add(domain)
|
||||
db.session.commit()
|
||||
|
||||
|
||||
if __name__ == "__main__":
|
||||
manager.run()
|
||||
@ -0,0 +1,46 @@
|
||||
import flask
|
||||
import flask_login
|
||||
import flask_script
|
||||
import flask_migrate
|
||||
import flask_babel
|
||||
import flask_limiter
|
||||
|
||||
|
||||
# Login configuration
|
||||
login = flask_login.LoginManager()
|
||||
login.login_view = "ui.login"
|
||||
login.user_loader(models.User.query.get)
|
||||
|
||||
@login_manager.unauthorized_handler
|
||||
def handle_needs_login():
|
||||
return flask.redirect(
|
||||
flask.url_for('ui.login', next=flask.request.endpoint)
|
||||
)
|
||||
|
||||
|
||||
# Request rate limitation
|
||||
limiter = flask_limiter.Limiter(key_func=lambda: current_user.username)
|
||||
|
||||
|
||||
# Application translation
|
||||
babel = flask_babel.Babel()
|
||||
|
||||
@babel.localeselector
|
||||
def get_locale():
|
||||
translations = list(map(str, babel.list_translations()))
|
||||
return flask.request.accept_languages.best_match(translations)
|
||||
|
||||
|
||||
# Proxy fixer
|
||||
class PrefixMiddleware(object):
|
||||
def __call__(self, environ, start_response):
|
||||
prefix = environ.get('HTTP_X_FORWARDED_PREFIX', '')
|
||||
if prefix:
|
||||
environ['SCRIPT_NAME'] = prefix
|
||||
return self.app(environ, start_response)
|
||||
|
||||
def init_app(self, app):
|
||||
self.app = fixers.ProxyFix(app.wsgi_app)
|
||||
app.wsgi_app = self
|
||||
|
||||
proxy = PrefixMiddleware()
|
||||
Loading…
Reference in New Issue