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# Copyright 2015, 2016 OpenMarket Ltd
# Copyright 2020 The Matrix.org Foundation C.I.C.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from typing import Any
from synapse.types import JsonDict
from ._base import Config
class AuthConfig(Config):
"""Password and login configuration"""
section = "auth"
def read_config(self, config: JsonDict, **kwargs: Any) -> None:
password_config = config.get("password_config", {})
if password_config is None:
password_config = {}
# The default value of password_config.enabled is True, unless msc3861 is enabled.
msc3861_enabled = (
(config.get("experimental_features") or {})
.get("msc3861", {})
.get("enabled", False)
)
passwords_enabled = password_config.get("enabled", not msc3861_enabled)
# 'only_for_reauth' allows users who have previously set a password to use it,
# even though passwords would otherwise be disabled.
passwords_for_reauth_only = passwords_enabled == "only_for_reauth"
self.password_enabled_for_login = (
passwords_enabled and not passwords_for_reauth_only
)
self.password_enabled_for_reauth = (
passwords_for_reauth_only or passwords_enabled
)
self.password_localdb_enabled = password_config.get("localdb_enabled", True)
self.password_pepper = password_config.get("pepper", "")
# Password policy
self.password_policy = password_config.get("policy") or {}
self.password_policy_enabled = self.password_policy.get("enabled", False)
# User-interactive authentication
ui_auth = config.get("ui_auth") or {}
self.ui_auth_session_timeout = self.parse_duration(
ui_auth.get("session_timeout", 0)
)
# Logging in with an existing session.
login_via_existing = config.get("login_via_existing_session", {})
self.login_via_existing_enabled = login_via_existing.get("enabled", False)
self.login_via_existing_require_ui_auth = login_via_existing.get(
"require_ui_auth", True
)
self.login_via_existing_token_timeout = self.parse_duration(
login_via_existing.get("token_timeout", "5m")
)
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