mirror of
https://github.com/janeczku/calibre-web
synced 2024-11-16 14:54:55 +00:00
142 lines
5.2 KiB
Python
142 lines
5.2 KiB
Python
# -*- coding: utf-8 -*-
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# This file is part of the Calibre-Web (https://github.com/janeczku/calibre-web)
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# Copyright (C) 2018-2020 OzzieIsaacs
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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from functools import wraps
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from sqlalchemy.sql.expression import func
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from .cw_login import login_required
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from flask import request, g
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from flask_httpauth import HTTPBasicAuth
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from werkzeug.datastructures import Authorization
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from werkzeug.security import check_password_hash
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from . import lm, ub, config, logger, limiter, constants, services
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log = logger.create()
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auth = HTTPBasicAuth()
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@auth.verify_password
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def verify_password(username, password):
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user = ub.session.query(ub.User).filter(func.lower(ub.User.name) == username.lower()).first()
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if user:
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if user.name.lower() == "guest":
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if config.config_anonbrowse == 1:
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return user
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if config.config_login_type == constants.LOGIN_LDAP and services.ldap:
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login_result, error = services.ldap.bind_user(user.name, password)
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if login_result:
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[limiter.limiter.storage.clear(k.key) for k in limiter.current_limits]
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return user
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if error is not None:
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log.error(error)
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else:
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limiter.check()
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if check_password_hash(str(user.password), password):
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[limiter.limiter.storage.clear(k.key) for k in limiter.current_limits]
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return user
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ip_address = request.headers.get('X-Forwarded-For', request.remote_addr)
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log.warning('OPDS Login failed for user "%s" IP-address: %s', username, ip_address)
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return None
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def requires_basic_auth_if_no_ano(f):
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@wraps(f)
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def decorated(*args, **kwargs):
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authorisation = auth.get_auth()
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status = None
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user = None
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if config.config_allow_reverse_proxy_header_login and not authorisation:
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user = load_user_from_reverse_proxy_header(request)
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if config.config_anonbrowse == 1 and not authorisation:
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authorisation = Authorization(
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b"Basic", {'username': "Guest", 'password': ""})
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if not user:
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user = auth.authenticate(authorisation, "")
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if user in (False, None):
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status = 401
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if status:
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try:
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return auth.auth_error_callback(status)
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except TypeError:
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return auth.auth_error_callback()
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g.flask_httpauth_user = user if user is not True \
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else auth.username if auth else None
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return auth.ensure_sync(f)(*args, **kwargs)
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return decorated
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def login_required_if_no_ano(func):
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@wraps(func)
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def decorated_view(*args, **kwargs):
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if config.config_allow_reverse_proxy_header_login:
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user = load_user_from_reverse_proxy_header(request)
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if user:
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g.flask_httpauth_user = user
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return func(*args, **kwargs)
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g.flask_httpauth_user = None
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if config.config_anonbrowse == 1:
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return func(*args, **kwargs)
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return login_required(func)(*args, **kwargs)
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return decorated_view
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def user_login_required(func):
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@wraps(func)
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def decorated_view(*args, **kwargs):
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if config.config_allow_reverse_proxy_header_login:
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user = load_user_from_reverse_proxy_header(request)
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if user:
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g.flask_httpauth_user = user
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return func(*args, **kwargs)
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g.flask_httpauth_user = None
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return login_required(func)(*args, **kwargs)
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return decorated_view
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def load_user_from_reverse_proxy_header(req):
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rp_header_name = config.config_reverse_proxy_login_header_name
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if rp_header_name:
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rp_header_username = req.headers.get(rp_header_name)
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if rp_header_username:
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user = ub.session.query(ub.User).filter(func.lower(ub.User.name) == rp_header_username.lower()).first()
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if user:
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[limiter.limiter.storage.clear(k.key) for k in limiter.current_limits]
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return user
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return None
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@lm.user_loader
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def load_user(user_id, random, session_key):
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user = ub.session.query(ub.User).filter(ub.User.id == int(user_id)).first()
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if session_key:
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entry = ub.session.query(ub.User_Sessions).filter(ub.User_Sessions.random == random,
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ub.User_Sessions.session_key == session_key).first()
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if not entry or entry.user_id != user.id:
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return None
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elif random:
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entry = ub.session.query(ub.User_Sessions).filter(ub.User_Sessions.random == random).first()
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if not entry or entry.user_id != user.id:
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return None
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return user
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