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4b965c862d
Part of #9744 Removes all redundant `# -*- coding: utf-8 -*-` lines from files, as python 3 automatically reads source code as utf-8 now. `Signed-off-by: Jonathan de Jong <jonathan@automatia.nl>`
84 lines
2.9 KiB
Python
84 lines
2.9 KiB
Python
# Copyright 2021 The Matrix.org Foundation C.I.C.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import logging
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from typing import TYPE_CHECKING
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from synapse.http.server import (
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DirectServeHtmlResource,
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finish_request,
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respond_with_html,
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)
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from synapse.http.servlet import parse_string
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from synapse.http.site import SynapseRequest
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if TYPE_CHECKING:
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from synapse.server import HomeServer
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logger = logging.getLogger(__name__)
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class PickIdpResource(DirectServeHtmlResource):
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"""IdP picker resource.
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This resource gets mounted under /_synapse/client/pick_idp. It serves an HTML page
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which prompts the user to choose an Identity Provider from the list.
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"""
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def __init__(self, hs: "HomeServer"):
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super().__init__()
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self._sso_handler = hs.get_sso_handler()
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self._sso_login_idp_picker_template = (
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hs.config.sso.sso_login_idp_picker_template
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)
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self._server_name = hs.hostname
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async def _async_render_GET(self, request: SynapseRequest) -> None:
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client_redirect_url = parse_string(
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request, "redirectUrl", required=True, encoding="utf-8"
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)
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idp = parse_string(request, "idp", required=False)
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# if we need to pick an IdP, do so
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if not idp:
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return await self._serve_id_picker(request, client_redirect_url)
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# otherwise, redirect to the IdP's redirect URI
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providers = self._sso_handler.get_identity_providers()
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auth_provider = providers.get(idp)
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if not auth_provider:
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logger.info("Unknown idp %r", idp)
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self._sso_handler.render_error(
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request, "unknown_idp", "Unknown identity provider ID"
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)
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return
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sso_url = await auth_provider.handle_redirect_request(
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request, client_redirect_url.encode("utf8")
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)
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logger.info("Redirecting to %s", sso_url)
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request.redirect(sso_url)
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finish_request(request)
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async def _serve_id_picker(
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self, request: SynapseRequest, client_redirect_url: str
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) -> None:
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# otherwise, serve up the IdP picker
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providers = self._sso_handler.get_identity_providers()
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html = self._sso_login_idp_picker_template.render(
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redirect_url=client_redirect_url,
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server_name=self._server_name,
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providers=providers.values(),
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)
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respond_with_html(request, 200, html)
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