mirror of
https://github.com/retspen/webvirtcloud
synced 2026-11-08 19:26:48 +00:00
58 lines
2.6 KiB
Python
58 lines
2.6 KiB
Python
from django.http import Http404
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from django.utils import timezone
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from drf_spectacular.utils import OpenApiParameter, extend_schema
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from rest_framework import mixins, viewsets
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from rest_framework.decorators import action
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from rest_framework.exceptions import ValidationError
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from rest_framework.pagination import PageNumberPagination
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from rest_framework.response import Response
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from operations import jobs
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from operations.models import Claim, Operation, last_seen
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from operations.utils import may_see, summary, visible
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from .serializers import OperationSerializer, ResourceJobsSerializer
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SHOWN_STATES = Operation.ACTIVE + (Operation.UNCERTAIN,)
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class Pages(PageNumberPagination):
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page_size = 50
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class OperationViewSet(mixins.ListModelMixin, mixins.RetrieveModelMixin, viewsets.GenericViewSet):
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serializer_class = OperationSerializer
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pagination_class = Pages
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def get_queryset(self):
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if getattr(self, "swagger_fake_view", False): # schema generation has no user
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return Operation.objects.none()
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user = self.request.user
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qs = Operation.objects.all() if user.is_superuser else Operation.objects.filter(user=user)
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fields = ("state", "kind", "resource", "username") if user.is_superuser else ("state", "kind", "resource")
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for field in fields:
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if value := self.request.query_params.get(field):
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qs = qs.filter(**{field: value})
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return qs
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@extend_schema(request=None, responses=OperationSerializer)
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@action(detail=True, methods=["post"])
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def cancel(self, request, pk=None):
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op = self.get_object()
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return Response(OperationSerializer(jobs.cancel(op.pk, request.user), context={"request": request}).data)
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@extend_schema(parameters=[OpenApiParameter("key", str, required=True)], responses=ResourceJobsSerializer)
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@action(detail=False, methods=["get"])
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def resource(self, request):
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key = request.query_params.get("key", "")
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if not key:
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raise ValidationError({"key": "required"})
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if not visible(request.user, key):
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raise Http404
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active = list(Operation.objects.filter(claims__resource=key, state__in=SHOWN_STATES).distinct())
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mine = [op for op in active if may_see(op, request.user)]
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others = [summary(op, request.user) for op in active if not may_see(op, request.user)]
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short = Claim.objects.filter(resource=key, operation__isnull=True, expires_at__gt=timezone.now()).exists()
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return Response(ResourceJobsSerializer(
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{"jobs": mine, "others": others, "short_operation": short, "worker_last_seen": last_seen()},
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context={"request": request}).data)
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