81 lines
2.8 KiB
Python
81 lines
2.8 KiB
Python
"""passbook administration overview"""
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from django.core.cache import cache
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from django.http import response
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from drf_yasg2.utils import swagger_auto_schema
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from rest_framework.fields import SerializerMethodField
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from rest_framework.permissions import IsAdminUser
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from rest_framework.request import Request
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from rest_framework.response import Response
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from rest_framework.serializers import Serializer
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from rest_framework.viewsets import ViewSet
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from passbook import __version__
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from passbook.admin.tasks import VERSION_CACHE_KEY, update_latest_version
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from passbook.core.models import Provider
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from passbook.policies.models import Policy
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from passbook.root.celery import CELERY_APP
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class AdministrationOverviewSerializer(Serializer):
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"""Overview View"""
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version = SerializerMethodField()
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version_latest = SerializerMethodField()
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worker_count = SerializerMethodField()
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providers_without_application = SerializerMethodField()
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policies_without_binding = SerializerMethodField()
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cached_policies = SerializerMethodField()
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cached_flows = SerializerMethodField()
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def get_version(self, _) -> str:
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"""Get current version"""
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return __version__
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def get_version_latest(self, _) -> str:
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"""Get latest version from cache"""
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version_in_cache = cache.get(VERSION_CACHE_KEY)
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if not version_in_cache:
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update_latest_version.delay()
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return __version__
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return version_in_cache
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def get_worker_count(self, _) -> int:
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"""Ping workers"""
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return len(CELERY_APP.control.ping(timeout=0.5))
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def get_providers_without_application(self, _) -> int:
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"""Count of providers without application"""
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return len(Provider.objects.filter(application=None))
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def get_policies_without_binding(self, _) -> int:
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"""Count of policies not bound or use in prompt stages"""
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return len(
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Policy.objects.filter(bindings__isnull=True, promptstage__isnull=True)
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)
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def get_cached_policies(self, _) -> int:
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"""Get cached policy count"""
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return len(cache.keys("policy_*"))
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def get_cached_flows(self, _) -> int:
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"""Get cached flow count"""
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return len(cache.keys("flow_*"))
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def create(self, request: Request) -> response:
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raise NotImplementedError
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def update(self, request: Request) -> Response:
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raise NotImplementedError
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class AdministrationOverviewViewSet(ViewSet):
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"""Return single instance of AdministrationOverviewSerializer"""
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permission_classes = [IsAdminUser]
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@swagger_auto_schema(responses={200: AdministrationOverviewSerializer(many=True)})
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def list(self, request: Request) -> Response:
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"""Return single instance of AdministrationOverviewSerializer"""
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serializer = AdministrationOverviewSerializer(True)
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return Response(serializer.data)
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