275 lines
10 KiB
Python
275 lines
10 KiB
Python
"""Application API Views"""
|
|
from datetime import timedelta
|
|
from typing import Optional
|
|
|
|
from django.core.cache import cache
|
|
from django.db.models import QuerySet
|
|
from django.db.models.functions import ExtractHour
|
|
from django.http.response import HttpResponseBadRequest
|
|
from django.shortcuts import get_object_or_404
|
|
from drf_spectacular.types import OpenApiTypes
|
|
from drf_spectacular.utils import OpenApiParameter, OpenApiResponse, extend_schema
|
|
from guardian.shortcuts import get_objects_for_user
|
|
from rest_framework.decorators import action
|
|
from rest_framework.fields import CharField, ReadOnlyField, SerializerMethodField
|
|
from rest_framework.parsers import MultiPartParser
|
|
from rest_framework.request import Request
|
|
from rest_framework.response import Response
|
|
from rest_framework.serializers import ModelSerializer
|
|
from rest_framework.viewsets import ModelViewSet
|
|
from structlog.stdlib import get_logger
|
|
from structlog.testing import capture_logs
|
|
|
|
from authentik.admin.api.metrics import CoordinateSerializer
|
|
from authentik.api.decorators import permission_required
|
|
from authentik.blueprints.v1.importer import SERIALIZER_CONTEXT_BLUEPRINT
|
|
from authentik.core.api.providers import ProviderSerializer
|
|
from authentik.core.api.used_by import UsedByMixin
|
|
from authentik.core.models import Application, User
|
|
from authentik.events.models import EventAction
|
|
from authentik.events.utils import sanitize_dict
|
|
from authentik.lib.utils.file import (
|
|
FilePathSerializer,
|
|
FileUploadSerializer,
|
|
set_file,
|
|
set_file_url,
|
|
)
|
|
from authentik.policies.api.exec import PolicyTestResultSerializer
|
|
from authentik.policies.engine import PolicyEngine
|
|
from authentik.policies.types import PolicyResult
|
|
from authentik.rbac.filters import ObjectFilter
|
|
|
|
LOGGER = get_logger()
|
|
|
|
|
|
def user_app_cache_key(user_pk: str) -> str:
|
|
"""Cache key where application list for user is saved"""
|
|
return f"goauthentik.io/core/app_access/{user_pk}"
|
|
|
|
|
|
class ApplicationSerializer(ModelSerializer):
|
|
"""Application Serializer"""
|
|
|
|
launch_url = SerializerMethodField()
|
|
provider_obj = ProviderSerializer(source="get_provider", required=False, read_only=True)
|
|
backchannel_providers_obj = ProviderSerializer(
|
|
source="backchannel_providers", required=False, read_only=True, many=True
|
|
)
|
|
|
|
meta_icon = ReadOnlyField(source="get_meta_icon")
|
|
|
|
def get_launch_url(self, app: Application) -> Optional[str]:
|
|
"""Allow formatting of launch URL"""
|
|
user = None
|
|
if "request" in self.context:
|
|
user = self.context["request"].user
|
|
return app.get_launch_url(user)
|
|
|
|
def __init__(self, *args, **kwargs) -> None:
|
|
super().__init__(*args, **kwargs)
|
|
if SERIALIZER_CONTEXT_BLUEPRINT in self.context:
|
|
self.fields["icon"] = CharField(source="meta_icon", required=False)
|
|
|
|
class Meta:
|
|
model = Application
|
|
fields = [
|
|
"pk",
|
|
"name",
|
|
"slug",
|
|
"provider",
|
|
"provider_obj",
|
|
"backchannel_providers",
|
|
"backchannel_providers_obj",
|
|
"launch_url",
|
|
"open_in_new_tab",
|
|
"meta_launch_url",
|
|
"meta_icon",
|
|
"meta_description",
|
|
"meta_publisher",
|
|
"policy_engine_mode",
|
|
"group",
|
|
]
|
|
extra_kwargs = {
|
|
"meta_icon": {"read_only": True},
|
|
"backchannel_providers": {"required": False},
|
|
}
|
|
|
|
|
|
class ApplicationViewSet(UsedByMixin, ModelViewSet):
|
|
"""Application Viewset"""
|
|
|
|
# pylint: disable=no-member
|
|
queryset = Application.objects.all().prefetch_related("provider")
|
|
serializer_class = ApplicationSerializer
|
|
search_fields = [
|
|
"name",
|
|
"slug",
|
|
"meta_launch_url",
|
|
"meta_description",
|
|
"meta_publisher",
|
|
"group",
|
|
]
|
|
filterset_fields = [
|
|
"name",
|
|
"slug",
|
|
"meta_launch_url",
|
|
"meta_description",
|
|
"meta_publisher",
|
|
"group",
|
|
]
|
|
lookup_field = "slug"
|
|
ordering = ["name"]
|
|
|
|
def _filter_queryset_for_list(self, queryset: QuerySet) -> QuerySet:
|
|
"""Custom filter_queryset method which ignores guardian, but still supports sorting"""
|
|
for backend in list(self.filter_backends):
|
|
if backend == ObjectFilter:
|
|
continue
|
|
queryset = backend().filter_queryset(self.request, queryset, self)
|
|
return queryset
|
|
|
|
def _get_allowed_applications(self, queryset: QuerySet) -> list[Application]:
|
|
applications = []
|
|
for application in queryset:
|
|
engine = PolicyEngine(application, self.request.user, self.request)
|
|
engine.build()
|
|
if engine.passing:
|
|
applications.append(application)
|
|
return applications
|
|
|
|
@extend_schema(
|
|
parameters=[
|
|
OpenApiParameter(
|
|
name="for_user",
|
|
location=OpenApiParameter.QUERY,
|
|
type=OpenApiTypes.INT,
|
|
)
|
|
],
|
|
responses={
|
|
200: PolicyTestResultSerializer(),
|
|
404: OpenApiResponse(description="for_user user not found"),
|
|
},
|
|
)
|
|
@action(detail=True, methods=["GET"])
|
|
def check_access(self, request: Request, slug: str) -> Response:
|
|
"""Check access to a single application by slug"""
|
|
# Don't use self.get_object as that checks for view_application permission
|
|
# which the user might not have, even if they have access
|
|
application = get_object_or_404(Application, slug=slug)
|
|
# If the current user is superuser, they can set `for_user`
|
|
for_user = request.user
|
|
if request.user.is_superuser and "for_user" in request.query_params:
|
|
try:
|
|
for_user = get_object_or_404(User, pk=request.query_params.get("for_user"))
|
|
except ValueError:
|
|
return HttpResponseBadRequest("for_user must be numerical")
|
|
engine = PolicyEngine(application, for_user, request)
|
|
engine.use_cache = False
|
|
with capture_logs() as logs:
|
|
engine.build()
|
|
result = engine.result
|
|
response = PolicyTestResultSerializer(PolicyResult(False))
|
|
if result.passing:
|
|
response = PolicyTestResultSerializer(PolicyResult(True))
|
|
if request.user.is_superuser:
|
|
log_messages = []
|
|
for log in logs:
|
|
if log.get("process", "") == "PolicyProcess":
|
|
continue
|
|
log_messages.append(sanitize_dict(log))
|
|
result.log_messages = log_messages
|
|
response = PolicyTestResultSerializer(result)
|
|
return Response(response.data)
|
|
|
|
@extend_schema(
|
|
parameters=[
|
|
OpenApiParameter(
|
|
name="superuser_full_list",
|
|
location=OpenApiParameter.QUERY,
|
|
type=OpenApiTypes.BOOL,
|
|
)
|
|
]
|
|
)
|
|
def list(self, request: Request) -> Response:
|
|
"""Custom list method that checks Policy based access instead of guardian"""
|
|
should_cache = request.GET.get("search", "") == ""
|
|
|
|
superuser_full_list = str(request.GET.get("superuser_full_list", "false")).lower() == "true"
|
|
if superuser_full_list and request.user.is_superuser:
|
|
return super().list(request)
|
|
|
|
queryset = self._filter_queryset_for_list(self.get_queryset())
|
|
self.paginate_queryset(queryset)
|
|
|
|
allowed_applications = []
|
|
if not should_cache:
|
|
allowed_applications = self._get_allowed_applications(queryset)
|
|
if should_cache:
|
|
allowed_applications = cache.get(user_app_cache_key(self.request.user.pk))
|
|
if not allowed_applications:
|
|
LOGGER.debug("Caching allowed application list")
|
|
allowed_applications = self._get_allowed_applications(queryset)
|
|
cache.set(
|
|
user_app_cache_key(self.request.user.pk),
|
|
allowed_applications,
|
|
timeout=86400,
|
|
)
|
|
serializer = self.get_serializer(allowed_applications, many=True)
|
|
return self.get_paginated_response(serializer.data)
|
|
|
|
@permission_required("authentik_core.change_application")
|
|
@extend_schema(
|
|
request={
|
|
"multipart/form-data": FileUploadSerializer,
|
|
},
|
|
responses={
|
|
200: OpenApiResponse(description="Success"),
|
|
400: OpenApiResponse(description="Bad request"),
|
|
},
|
|
)
|
|
@action(
|
|
detail=True,
|
|
pagination_class=None,
|
|
filter_backends=[],
|
|
methods=["POST"],
|
|
parser_classes=(MultiPartParser,),
|
|
)
|
|
def set_icon(self, request: Request, slug: str):
|
|
"""Set application icon"""
|
|
app: Application = self.get_object()
|
|
return set_file(request, app, "meta_icon")
|
|
|
|
@permission_required("authentik_core.change_application")
|
|
@extend_schema(
|
|
request=FilePathSerializer,
|
|
responses={
|
|
200: OpenApiResponse(description="Success"),
|
|
400: OpenApiResponse(description="Bad request"),
|
|
},
|
|
)
|
|
@action(
|
|
detail=True,
|
|
pagination_class=None,
|
|
filter_backends=[],
|
|
methods=["POST"],
|
|
)
|
|
def set_icon_url(self, request: Request, slug: str):
|
|
"""Set application icon (as URL)"""
|
|
app: Application = self.get_object()
|
|
return set_file_url(request, app, "meta_icon")
|
|
|
|
@permission_required("authentik_core.view_application", ["authentik_events.view_event"])
|
|
@extend_schema(responses={200: CoordinateSerializer(many=True)})
|
|
@action(detail=True, pagination_class=None, filter_backends=[])
|
|
def metrics(self, request: Request, slug: str):
|
|
"""Metrics for application logins"""
|
|
app = self.get_object()
|
|
return Response(
|
|
get_objects_for_user(request.user, "authentik_events.view_event").filter(
|
|
action=EventAction.AUTHORIZE_APPLICATION,
|
|
context__authorized_application__pk=app.pk.hex,
|
|
)
|
|
# 3 data points per day, so 8 hour spans
|
|
.get_events_per(timedelta(days=7), ExtractHour, 7 * 3)
|
|
)
|