forked from pulp/pulp_ansible
/
views.py
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views.py
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from datetime import datetime
from gettext import gettext as _
import semantic_version
from django.contrib.postgres.aggregates import ArrayAgg
from django.db import DatabaseError, IntegrityError
from django.db.models import F, Q
from django.db.models.expressions import Window
from django.db.models.functions.window import FirstValue
from django.http import StreamingHttpResponse, HttpResponseNotFound
from django.shortcuts import get_object_or_404, redirect
from django.utils.dateparse import parse_datetime
from django_filters import filters
from django.views.generic.base import RedirectView
from django.conf import settings
from drf_spectacular.utils import OpenApiParameter, extend_schema, extend_schema_view
from jinja2 import Template
from rest_framework import mixins
from rest_framework.response import Response
from rest_framework.request import Request
from rest_framework.reverse import reverse, reverse_lazy
from rest_framework import serializers
from rest_framework import status as http_status
from rest_framework import viewsets, views
from rest_framework.exceptions import NotFound
from rest_framework import status
from pulpcore.plugin.models import Artifact, Content
from pulpcore.plugin.serializers import AsyncOperationResponseSerializer
from pulpcore.plugin.viewsets import (
BaseFilterSet,
OperationPostponedResponse,
SingleArtifactContentUploadViewSet,
NAME_FILTER_OPTIONS,
)
from pulpcore.plugin.tasking import add_and_remove, dispatch, general_create
from pulp_ansible.app.galaxy.v3.exceptions import ExceptionHandlerMixin
from pulp_ansible.app.galaxy.v3.serializers import (
CollectionSerializer,
CollectionVersionSerializer,
CollectionVersionDocsSerializer,
CollectionVersionListSerializer,
RepoMetadataSerializer,
UnpaginatedCollectionVersionSerializer,
ClientConfigurationSerializer,
)
from pulp_ansible.app.models import (
AnsibleCollectionDeprecated,
AnsibleDistribution,
AnsibleNamespaceMetadata,
Collection,
CollectionVersion,
CollectionVersionMark,
CollectionVersionSignature,
CollectionImport,
DownloadLog,
)
from pulp_ansible.app.serializers import (
AnsibleNamespaceMetadataSerializer,
CollectionImportDetailSerializer,
CollectionOneShotSerializer,
CollectionVersionUploadSerializer,
)
from pulp_ansible.app.galaxy.mixins import UploadGalaxyCollectionMixin
from pulp_ansible.app.galaxy.v3.pagination import LimitOffsetPagination
from pulp_ansible.app.viewsets import (
CollectionVersionFilter,
)
from pulp_ansible.app.tasks.deletion import delete_collection_version, delete_collection
_CAN_VIEW_REPO_CONTENT = {
"action": ["list", "retrieve", "download"],
"principal": "authenticated",
"effect": "allow",
"condition": "v3_can_view_repo_content",
}
_PERMISSIVE_ACCESS_POLICY = {
"statements": [
_CAN_VIEW_REPO_CONTENT,
],
"creation_hooks": [],
}
class AnsibleDistributionMixin:
"""
A mixin for ViewSets that use AnsibleDistribution.
"""
@property
def _repository_version(self):
"""Returns repository version."""
path = self.kwargs["distro_base_path"]
context = getattr(self, "pulp_context", None)
if context and context.get(path, None):
return self.pulp_context[path]
distro = get_object_or_404(AnsibleDistribution, base_path=path)
if distro.repository_version:
self.pulp_context = {path: distro.repository_version}
return distro.repository_version
repo_version = distro.repository.latest_version() if distro.repository else None
self.pulp_context = {path: repo_version}
return repo_version
@property
def _distro_content(self):
"""Returns distribution content."""
repo_version = self._repository_version
if repo_version is None:
return Content.objects.none()
return repo_version.content
def get_serializer_context(self):
"""Inserts distribution path to a serializer context."""
context = super().get_serializer_context()
if "path" in self.kwargs:
context["path"] = self.kwargs["path"]
distro_content = self._distro_content
context["marks"] = CollectionVersionMark.objects.filter(pk__in=distro_content)
context["sigs"] = CollectionVersionSignature.objects.filter(pk__in=distro_content)
context["namespaces"] = AnsibleNamespaceMetadata.objects.filter(pk__in=distro_content)
context["namespaces_map"] = {
n[0]: n[1] for n in context["namespaces"].values_list("name", "metadata_sha256")
}
context["distro_base_path"] = self.kwargs["distro_base_path"]
return context
class CollectionVersionRetrieveMixin:
"""
A mixin for ViewSets that get instance of CollectionVersion.
"""
def get_queryset(self):
"""
Returns a CollectionVersions queryset for specified distribution.
"""
if getattr(self, "swagger_fake_view", False):
# drf_spectacular get filter from get_queryset().model
# and it fails when "path" is not on self.kwargs
return CollectionVersion.objects.none()
distro_content = self._distro_content
collections = CollectionVersion.objects.select_related(
"content_ptr__contentartifact"
).filter(
pk__in=distro_content, namespace=self.kwargs["namespace"], name=self.kwargs["name"]
)
return collections
def retrieve(self, request, *args, **kwargs):
"""
Returns a CollectionVersion object.
"""
instance = self.get_object()
context = self.get_serializer_context()
serializer = self.get_serializer_class()(instance, context=context)
return Response(serializer.data)
class CollectionFilter(BaseFilterSet):
"""
FilterSet for Ansible Collections.
"""
namespace = filters.CharFilter(field_name="namespace")
name = filters.CharFilter(field_name="name")
deprecated = filters.BooleanFilter(field_name="deprecated", method="get_deprecated")
def get_deprecated(self, qs, name, value):
"""Deprecated filter."""
deprecation = self.request.parser_context["view"]._deprecation
if value and deprecation:
return qs.filter(pk__in=deprecation)
if value is False and deprecation:
return qs.exclude(pk__in=deprecation)
return qs
class Meta:
model = Collection
fields = ["namespace", "name", "deprecated"]
class CollectionViewSet(
ExceptionHandlerMixin,
AnsibleDistributionMixin,
mixins.ListModelMixin,
mixins.RetrieveModelMixin,
viewsets.GenericViewSet,
):
"""
ViewSet for Collections.
"""
serializer_class = CollectionSerializer
filterset_class = CollectionFilter
pagination_class = LimitOffsetPagination
DEFAULT_ACCESS_POLICY = {
"statements": [
_CAN_VIEW_REPO_CONTENT,
{
"action": "destroy",
"principal": "authenticated",
"effect": "allow",
"condition": "has_model_or_obj_perms:ansible.delete_collection",
},
{
"action": ["update", "partial_update"],
"principal": "authenticated",
"effect": "allow",
"condition": "has_model_or_obj_perms:ansible.change_collection",
},
],
}
def urlpattern(*args, **kwargs):
"""Return url pattern for RBAC."""
return "pulp_ansible/v3/collections"
@property
def _deprecation(self):
"""Return deprecated collecion ids."""
deprecations = Q()
for namespace, name in AnsibleCollectionDeprecated.objects.filter(
pk__in=self._distro_content
).values_list("namespace", "name"):
deprecations |= Q(namespace=namespace, name=name)
collection_pks = []
if len(deprecations):
collection_pks = Collection.objects.filter(deprecations).values_list("pk", flat=True)
self.deprecated_collections_context = collection_pks # needed by get__serializer_context
return collection_pks
def get_queryset(self):
"""
Returns a Collections queryset for specified distribution.
"""
if getattr(self, "swagger_fake_view", False):
# drf_spectacular get filter from get_queryset().model
# and it fails when "path" is not on self.kwargs
return Collection.objects.none()
repo_version = self._repository_version
return Collection.objects.filter(
versions__in=repo_version.content,
)
def append_context(self, queryset):
"""Appending collection data to context."""
repo_version = self._repository_version
collections_qs = queryset.annotate(available_versions=ArrayAgg("versions__version"))
versions_context = {}
for collection_id, available_versions in collections_qs.values_list(
"pk", "available_versions"
):
versions_context[collection_id] = available_versions
self.available_versions_context = versions_context # needed by get__serializer_context
self._deprecation
collections = Collection.objects.filter(
pk__in=versions_context.keys(),
versions__version_memberships__repository=repo_version.repository,
).annotate(
repo_version_added_at=Window(
expression=FirstValue(
"versions__version_memberships__version_added__pulp_last_updated"
),
partition_by=[F("versions__collection_id")],
order_by=F("versions__version_memberships__version_added__pulp_last_updated").desc(
nulls_last=True
),
),
repo_version_removed_at=Window(
expression=FirstValue(
"versions__version_memberships__version_removed__pulp_last_updated"
),
partition_by=[F("versions__collection_id")],
order_by=F(
"versions__version_memberships__version_removed__pulp_last_updated"
).desc(nulls_last=True),
),
)
return collections.distinct("versions__collection_id").only(
"pulp_created", "name", "namespace"
)
def filter_queryset(self, queryset):
"""
Filter Repository related fields.
"""
queryset = super().filter_queryset(queryset)
if self.paginator is None:
queryset = self.append_context(queryset)
return queryset
def paginate_queryset(self, queryset):
"""Custom pagination."""
if self.paginator is None:
return None
paginator = self.paginator
# Making sure COUNT a lighter query (before append_context)
paginator.count = paginator.get_count(
queryset.model.objects.filter(pk__in=queryset).distinct("versions__collection_id")
)
paginator.limit = paginator.get_limit(self.request)
if paginator.limit is None:
return None
paginator.offset = paginator.get_offset(self.request)
paginator.request = self.request
if paginator.count > paginator.limit and paginator.template is not None:
paginator.display_page_controls = True
if paginator.count == 0 or paginator.offset > paginator.count:
return []
new_queryset = queryset[paginator.offset : paginator.offset + paginator.limit]
# Paginate query with appended context
return list(self.append_context(new_queryset))
def get_object(self):
"""
Returns a Collection object.
"""
queryset = self.filter_queryset(self.get_queryset())
queryset = self.append_context(queryset)
return get_object_or_404(
queryset, namespace=self.kwargs["namespace"], name=self.kwargs["name"]
)
def get_serializer_context(self, *args, **kwargs):
"""
Return the serializer context.
This uses super() but also adds in the "highest_versions" data from get_queryset()
"""
super_data = super().get_serializer_context()
if getattr(self, "available_versions_context", None):
super_data["available_versions"] = self.available_versions_context
super_data["deprecated_collections"] = getattr(self, "deprecated_collections_context", [])
return super_data
@extend_schema(
description="Trigger an asynchronous update task",
responses={202: AsyncOperationResponseSerializer},
)
def update(self, request, *args, **kwargs):
"""
Update a Collection object.
"""
repo_version = self._repository_version
collection = self.get_object()
serializer = self.get_serializer(collection, data=request.data, partial=True)
serializer.is_valid(raise_exception=True)
deprecated_value = request.data.get("deprecated")
add_content_units = []
remove_content_units = []
deprecation, created = AnsibleCollectionDeprecated.objects.get_or_create(
namespace=collection.namespace, name=collection.name
)
if not created:
try:
deprecation.touch()
except DatabaseError:
# deprecation has since been removed. try to create it
deprecation = AnsibleCollectionDeprecated.objects.create(
namespace=collection.namespace, name=collection.name
)
if deprecated_value:
add_content_units.append(deprecation.pk)
else:
remove_content_units.append(deprecation.pk)
task = dispatch(
add_and_remove,
exclusive_resources=[repo_version.repository],
kwargs={
"repository_pk": repo_version.repository.pk,
"base_version_pk": repo_version.pk,
"add_content_units": add_content_units,
"remove_content_units": remove_content_units,
},
)
return OperationPostponedResponse(task, request)
@extend_schema(
description="Trigger an asynchronous delete task",
responses={202: AsyncOperationResponseSerializer},
)
def destroy(self, request: Request, *args, **kwargs) -> Response:
"""
Allow a Collection to be deleted.
1. Perform Dependency Check to verify that each CollectionVersion
inside Collection can be deleted
2. If the Collection can’t be deleted, return the reason why
3. If it can, dispatch task to delete each CollectionVersion
and the Collection
"""
collection = self.get_object()
# dependency check
dependents = get_collection_dependents(collection)
if dependents:
return Response(
{
"detail": _(
"Collection {namespace}.{name} could not be deleted "
"because there are other collections that require it."
).format(
namespace=collection.namespace,
name=collection.name,
),
"dependent_collection_versions": [
f"{dep.namespace}.{dep.name} {dep.version}" for dep in dependents
],
},
status=status.HTTP_400_BAD_REQUEST,
)
repositories = set()
for version in collection.versions.all():
for repo in version.repositories.all():
repositories.add(repo)
async_result = dispatch(
delete_collection,
exclusive_resources=list(repositories),
kwargs={"collection_pk": collection.pk},
)
return OperationPostponedResponse(async_result, request)
def get_collection_dependents(parent):
"""Given a parent collection, return a list of collection versions that depend on it."""
key = f"{parent.namespace}.{parent.name}"
return list(
CollectionVersion.objects.exclude(collection=parent).filter(dependencies__has_key=key)
)
def get_unique_dependents(parent):
"""Given a parent collection version, return a list of collection versions that depend on it."""
key = f"{parent.namespace}.{parent.name}"
this_version = semantic_version.Version(parent.version)
# Other versions contain a set of all versions of this collection aside from the version
# that is being deleted.
other_versions = []
for v in parent.collection.versions.exclude(version=parent.version):
other_versions.append(semantic_version.Version(v.version))
dependents = []
for child in CollectionVersion.objects.filter(dependencies__has_key=key):
spec = semantic_version.SimpleSpec(child.dependencies[key])
# If this collection matches the parent collections version and there are no other
# collection versions that can satisfy the requirement, add it to the list of dependants.
if spec.match(this_version) and not spec.select(other_versions):
dependents.append(child)
return dependents
class UnpaginatedCollectionViewSet(CollectionViewSet):
"""Unpaginated ViewSet for Collections."""
pagination_class = None
def urlpattern(*args, **kwargs):
"""Return url pattern for RBAC."""
return "pulp_ansible/v3/collections/all"
class CollectionUploadViewSet(
ExceptionHandlerMixin, UploadGalaxyCollectionMixin, SingleArtifactContentUploadViewSet
):
"""
ViewSet for Collection Uploads.
"""
queryset = None
endpoint_pieces = None
serializer_class = CollectionVersionUploadSerializer
pulp_tag_name = "Pulp_Ansible: Artifacts Collections V3"
DEFAULT_ACCESS_POLICY = {
"statements": [
_CAN_VIEW_REPO_CONTENT,
{
"action": ["create"],
"principal": "authenticated",
"effect": "allow",
"condition": [
"has_model_perms:ansible.add_collection",
"has_model_or_obj_perms:ansible.view_ansiblerepository",
],
},
],
}
def urlpattern(*args, **kwargs):
"""Return url pattern for RBAC."""
return "pulp_ansible/v3/collections/upload"
def _dispatch_upload_collection_task(self, args=None, kwargs=None, repository=None):
"""
Dispatch an Upload Collection creation task.
"""
locks = []
if repository:
locks.append(repository)
return dispatch(general_create, exclusive_resources=locks, args=args, kwargs=kwargs)
@extend_schema(
description="Create an artifact and trigger an asynchronous task to create "
"Collection content from it.",
summary="Upload a collection",
request=CollectionOneShotSerializer,
responses={202: AsyncOperationResponseSerializer},
)
def create(self, request, distro_base_path):
"""
Dispatch a Collection creation task.
"""
distro = get_object_or_404(AnsibleDistribution, base_path=distro_base_path)
repo = distro.repository
if repo is None:
if distro.repository_version is None:
raise serializers.ValidationError(
_("Distribution must have either repository or repository_version set")
)
repo = distro.repository_version.repository
# Check that invalid fields were not specified
serializer = CollectionOneShotSerializer(data=request.data)
serializer.is_valid(raise_exception=True)
# Check that namespace, name and version can be extracted
request.data["repository"] = reverse("repositories-ansible/ansible-detail", args=[repo.pk])
serializer = CollectionVersionUploadSerializer(
data=request.data, context=self.get_serializer_context()
)
serializer.is_valid(raise_exception=True)
# Convert file to an artifact
task_payload = self.init_content_data(serializer, request)
# Dispatch create task
task = self._dispatch_upload_collection_task(
repository=serializer.validated_data["repository"],
args=(CollectionVersion._meta.app_label, serializer.__class__.__name__),
kwargs={
"data": task_payload,
"context": self.get_deferred_context(request),
},
)
# Create CollectionImport and response
CollectionImport.objects.create(task_id=task.pk)
data = {
"task": reverse(
settings.ANSIBLE_URL_NAMESPACE + "collection-imports-detail",
kwargs={"pk": task.pk},
request=None,
)
}
return Response(data, status=http_status.HTTP_202_ACCEPTED)
class LegacyCollectionUploadViewSet(CollectionUploadViewSet):
"""
Collection upload viewset with deprecated markers for the openAPI spec.
"""
@extend_schema(
description="Create an artifact and trigger an asynchronous task to create "
"Collection content from it.",
summary="Upload a collection",
request=CollectionOneShotSerializer,
responses={202: AsyncOperationResponseSerializer},
deprecated=True,
)
def create(self, request, path):
"""Create collection."""
return super().create(request, distro_base_path=path)
class CollectionArtifactDownloadView(views.APIView):
"""Collection download endpoint."""
action = "download"
DEFAULT_ACCESS_POLICY = _PERMISSIVE_ACCESS_POLICY
@staticmethod
def log_download(request, filename, distro_base_path):
"""Log the download of the collection version."""
def _get_org_id(request):
if not isinstance(request.auth, dict):
return None
x_rh_identity = request.auth.get("rh_identity")
if not x_rh_identity:
return None
identity = x_rh_identity["identity"]
if (not identity) or (not identity.get("internal")):
return None
return identity["internal"]["org_id"]
# Gettung user IP
x_forwarded_for = request.META.get("HTTP_X_FORWARDED_FOR")
ip = x_forwarded_for.split(",")[0] if x_forwarded_for else request.META.get("REMOTE_ADDR")
user_agent = request.headers.get("user-agent", "unknown")
distribution = get_object_or_404(AnsibleDistribution, base_path=distro_base_path)
repository_version = (
distribution.repository_version or distribution.repository.latest_version()
)
# Getting collection version
ns, name, version = filename.split("-", maxsplit=2)
# Get off the ending .tar.gz
version = ".".join(version.split(".")[:3])
collection_version = get_object_or_404(
CollectionVersion.objects.filter(pk__in=repository_version.content),
namespace=ns,
name=name,
version=version,
)
DownloadLog.objects.create(
content_unit=collection_version,
user=request.user,
ip=ip,
extra_data={"org_id": _get_org_id(request)},
user_agent=user_agent,
repository=repository_version.repository,
repository_version=repository_version,
)
def urlpattern(*args, **kwargs):
"""Return url pattern for RBAC."""
return "pulp_ansible/v3/collections/download"
def get(self, request, *args, **kwargs):
"""Download collection."""
distro_base_path = self.kwargs["distro_base_path"]
distribution = AnsibleDistribution.objects.get(base_path=distro_base_path)
url = "{host}/{prefix}/{distro_base_path}/{filename}".format(
host=settings.CONTENT_ORIGIN.strip("/"),
prefix=settings.CONTENT_PATH_PREFIX.strip("/"),
distro_base_path=distro_base_path,
filename=self.kwargs["filename"],
)
if settings.ANSIBLE_COLLECT_DOWNLOAD_LOG:
CollectionArtifactDownloadView.log_download(
request, self.kwargs["filename"], distro_base_path
)
if (
distribution.content_guard
and distribution.content_guard.pulp_type == "core.content_redirect"
):
guard = distribution.content_guard.cast()
url = guard.preauthenticate_url(url)
return redirect(url)
@extend_schema_view(
create=extend_schema(responses={202: AsyncOperationResponseSerializer}),
partial_update=extend_schema(responses={202: AsyncOperationResponseSerializer}),
delete=extend_schema(responses={202: AsyncOperationResponseSerializer}),
)
class AnsibleNamespaceViewSet(
ExceptionHandlerMixin, AnsibleDistributionMixin, viewsets.ModelViewSet
):
serializer_class = AnsibleNamespaceMetadataSerializer
lookup_field = "name"
filterset_fields = {
"name": NAME_FILTER_OPTIONS,
"company": NAME_FILTER_OPTIONS,
"metadata_sha256": ["exact", "in"],
}
# TODO: write an actual access policy
DEFAULT_ACCESS_POLICY = {
"statements": [
_CAN_VIEW_REPO_CONTENT,
{
"action": "*",
"principal": "*",
"effect": "allow",
},
],
}
def get_queryset(self):
if getattr(self, "swagger_fake_view", False):
# drf_spectacular get filter from get_queryset().model
# and it fails when "path" is not on self.kwargs
return AnsibleNamespaceMetadata.objects.none()
return AnsibleNamespaceMetadata.objects.filter(pk__in=self._distro_content)
def create(self, request, *args, **kwargs):
return self._create(request, data=request.data)
def _create(self, request, data, context=None):
"""Dispatch task to create and add Namespace to repository."""
repo = self._repository_version.repository
serializer = self.get_serializer(data=data)
serializer.is_valid(raise_exception=True)
context = context or {}
context["repository"] = repo.pk
# If avatar was uploaded, init into artifact
if avatar := serializer.validated_data.pop("avatar", None):
artifact = Artifact.init_and_validate(avatar)
try:
artifact.save()
except IntegrityError:
# if artifact already exists, let's use it
try:
artifact = Artifact.objects.get(sha256=artifact.sha256)
artifact.touch()
except (Artifact.DoesNotExist, DatabaseError):
# the artifact has since been removed from when we first attempted to save it
artifact.save()
context["artifact"] = artifact.pk
# Dispatch general_create task
app_label = AnsibleNamespaceMetadata._meta.app_label
task = dispatch(
general_create,
args=(app_label, serializer.__class__.__name__),
exclusive_resources=[repo],
kwargs={
"data": serializer.validated_data,
"context": context,
},
)
return OperationPostponedResponse(task, request)
def update(self, request, *args, **kwargs):
"""Dispatch task to update Namespace in repository."""
partial = kwargs.pop("partial", False)
namespace = self.get_object()
serializer = self.get_serializer(namespace, data=request.data, partial=partial)
serializer.is_valid(raise_exception=True)
for name, field in serializer.fields.items():
if not field.read_only and not field.write_only:
serializer.validated_data.setdefault(name, serializer.data[name])
context = {}
if "avatar" not in request.data and namespace.avatar_sha256:
context["artifact"] = Artifact.objects.get(sha256=namespace.avatar_sha256).pk
return self._create(request, data=serializer.validated_data, context=context)
def delete(self, request, *args, **kwargs):
"""Try to remove the Namespace if no Collections under Namespace are present."""
namespace = self.get_object()
if self._distro_content.filter(
ansible_collectionversion__namespace=namespace.name
).exists():
raise serializers.ValidationError(
detail=_(
"Namespace {name} cannot be deleted because "
"there are still collections associated with it."
).format(name=namespace.name)
)
repository = self._repository_version.repository
async_result = dispatch(
add_and_remove,
args=(repository.pk, [], [namespace.pk]),
exclusive_resources=[repository],
)
return OperationPostponedResponse(async_result, request)
class CollectionVersionViewSet(
CollectionVersionRetrieveMixin,
ExceptionHandlerMixin,
AnsibleDistributionMixin,
viewsets.GenericViewSet,
):
"""
ViewSet for CollectionVersions.
"""
serializer_class = CollectionVersionSerializer
list_serializer_class = CollectionVersionListSerializer
filterset_class = CollectionVersionFilter
pagination_class = LimitOffsetPagination
lookup_field = "version"
DEFAULT_ACCESS_POLICY = {
"statements": [
_CAN_VIEW_REPO_CONTENT,
{
"action": ["destroy"],
"principal": "authenticated",
"effect": "allow",
"condition": [
"has_model_or_obj_perms:ansible.delete_collection",
"has_model_or_obj_perms:ansible.view_collection",
],
},
],
}
def urlpattern(*args, **kwargs):
"""Return url pattern for RBAC."""
return "pulp_ansible/v3/collection-versions"
def get_list_serializer(self, *args, **kwargs):
"""
Return the list serializer instance.
"""
kwargs.setdefault("context", self.get_serializer_context)
return self.list_serializer_class(*args, **kwargs)
@extend_schema(
responses={202: list_serializer_class},
)
def list(self, request, *args, **kwargs):
"""
Returns paginated CollectionVersions list.
"""
queryset = self.filter_queryset(self.get_queryset())
queryset = sorted(
queryset, key=lambda obj: semantic_version.Version(obj.version), reverse=True
)
context = self.get_serializer_context()
page = self.paginate_queryset(queryset)
if page is not None:
serializer = self.get_list_serializer(page, many=True, context=context)
return self.get_paginated_response(serializer.data)
serializer = self.get_list_serializer(queryset, many=True, context=context)
return Response(serializer.data)
@extend_schema(
description="Trigger an asynchronous delete task",
responses={202: AsyncOperationResponseSerializer},
)
def destroy(self, request: Request, *args, **kwargs) -> Response:
"""
Allow a CollectionVersion to be deleted.
1. Perform Dependency Check to verify that the collection version can be deleted
2. If the collection version can’t be deleted, return the reason why
3. If it can, dispatch task to delete CollectionVersion and clean up repository.
If the version being deleted is the last collection version in the collection,
remove the collection object as well.
"""
collection_version = self.get_object()
# dependency check
dependents = get_unique_dependents(collection_version)
if dependents:
return Response(
{
"detail": _(
"Collection version {namespace}.{name} {version} could not be "
"deleted because there are other collections that require it."
).format(
namespace=collection_version.namespace,
name=collection_version.collection.name,
version=collection_version.version,
),
"dependent_collection_versions": [
f"{dep.namespace}.{dep.name} {dep.version}" for dep in dependents
],
},
status=status.HTTP_400_BAD_REQUEST,
)
async_result = dispatch(
delete_collection_version,
exclusive_resources=collection_version.repositories.all(),
kwargs={"collection_version_pk": collection_version.pk},
)
return OperationPostponedResponse(async_result, request)
class UnpaginatedCollectionVersionViewSet(CollectionVersionViewSet):
"""Unpaginated ViewSet for CollectionVersions."""
list_serializer_class = UnpaginatedCollectionVersionSerializer
pagination_class = None
def urlpattern(*args, **kwargs):
"""Return url pattern for RBAC."""
return "pulp_ansible/v3/collection-versions/all"
def get_queryset(self):
"""
Returns a CollectionVersions queryset for specified distribution.
"""
distro_content = self._distro_content
return CollectionVersion.objects.select_related().filter(pk__in=distro_content)
@extend_schema(
responses={202: list_serializer_class},
)
def list(self, request, *args, **kwargs):
"""
Returns paginated CollectionVersions list.
"""
queryset = self.get_queryset().iterator()
context = self.get_serializer_context()
cvs_template_string = (
"[{% for cv in versions %}"
"{{ cv|tojson }}{% if not loop.last %},{% endif %}"
"{% endfor %}]"
)
cvs_template = Template(cvs_template_string)
serialized_map = (self.get_list_serializer(x, context=context).data for x in queryset)
streamed = (x.encode("utf-8") for x in cvs_template.stream(versions=serialized_map))
return StreamingHttpResponse(streamed)
class CollectionVersionDocsViewSet(
CollectionVersionRetrieveMixin,
ExceptionHandlerMixin,
AnsibleDistributionMixin,
viewsets.GenericViewSet,
):
"""
ViewSet for docs_blob of CollectionVersion.
"""
serializer_class = CollectionVersionDocsSerializer
lookup_field = "version"
DEFAULT_ACCESS_POLICY = _PERMISSIVE_ACCESS_POLICY
def urlpattern(*args, **kwargs):
"""Return url pattern for RBAC."""
return "pulp_ansible/v3/collection-versions/docs"
class CollectionImportViewSet(
ExceptionHandlerMixin, mixins.RetrieveModelMixin, viewsets.GenericViewSet
):
"""
ViewSet for CollectionImports.
"""
queryset = CollectionImport.objects.prefetch_related("task").all()
serializer_class = CollectionImportDetailSerializer
queryset_filtering_required_permission = "ansible.view_ansiblerepository"
DEFAULT_ACCESS_POLICY = _PERMISSIVE_ACCESS_POLICY
since_filter = OpenApiParameter(
name="since",
location=OpenApiParameter.QUERY,
type=str,
# format=openapi.FORMAT_DATETIME,
description="Filter messages since a given timestamp",
)
def urlpattern(*args, **kwargs):