/
serializers.py
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/
serializers.py
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from gettext import gettext as _
from django.conf import settings
from drf_spectacular.utils import extend_schema_field
from drf_spectacular.types import OpenApiTypes
from rest_framework.reverse import reverse
from rest_framework import serializers
from pulpcore.plugin.models import Artifact
from pulp_ansible.app.models import Collection, CollectionVersion, Role
from pulp_ansible.app.galaxy.v3.serializers import CollectionMetadataSerializer
class GalaxyRoleSerializer(serializers.ModelSerializer):
"""
A serializer for Galaxy's representation of Roles.
"""
id = serializers.SerializerMethodField(read_only=True)
name = serializers.CharField()
namespace = serializers.CharField()
def get_id(self, obj) -> str:
"""
Get id.
"""
return "{}.{}".format(obj.namespace, obj.name)
class Meta:
fields = ("id", "name", "namespace")
model = Role
class GalaxyRoleVersionSerializer(serializers.Serializer):
"""
A serializer for Galaxy's representation of Role versions.
"""
name = serializers.CharField(source="version")
source = serializers.SerializerMethodField(read_only=True)
def get_source(self, obj) -> str:
"""
Get source.
"""
distro_base = self.context["path"]
distro_path = "".join([settings.CONTENT_ORIGIN, settings.CONTENT_PATH_PREFIX, distro_base])
return "".join([distro_path, "/", obj.relative_path])
class Meta:
fields = ("name", "source")
model = Role
class GalaxyCollectionSerializer(serializers.Serializer):
"""
A serializer for a Collection.
"""
id = serializers.CharField(source="pulp_id")
name = serializers.CharField()
namespace = serializers.SerializerMethodField()
href = serializers.SerializerMethodField(read_only=True)
versions_url = serializers.SerializerMethodField(read_only=True)
created = serializers.DateTimeField(source="pulp_created")
modified = serializers.DateTimeField(source="pulp_last_updated")
latest_version = serializers.SerializerMethodField()
@extend_schema_field(OpenApiTypes.OBJECT)
def get_namespace(self, obj):
"""Create a namespace dict."""
return {"name": obj.namespace}
def get_versions_url(self, obj) -> str:
"""
Get versions_url.
"""
return (
"{hostname}/pulp_ansible/galaxy/{path}/api/v2/collections/{namespace}/{name}/"
"versions/".format(
path=self.context["path"],
hostname=settings.ANSIBLE_API_HOSTNAME,
namespace=obj.namespace,
name=obj.name,
)
)
def get_href(self, obj) -> str:
"""
Get href.
"""
return (
"{hostname}/pulp_ansible/galaxy/{path}/api/v2/collections/{namespace}/"
"{name}/".format(
path=self.context["path"],
hostname=settings.ANSIBLE_API_HOSTNAME,
namespace=obj.namespace,
name=obj.name,
)
)
@extend_schema_field(OpenApiTypes.OBJECT)
def get_latest_version(self, obj):
"""
Get latest version.
"""
rv = obj.versions.filter(is_highest=True).first()
href = reverse(
"collection-versions-detail",
kwargs={
"path": self.context["path"],
"namespace": obj.namespace,
"name": obj.name,
"version": rv.version,
},
)
return {"href": href, "version": rv.version}
class Meta:
fields = (
"id",
"href",
"name",
"namespace",
"versions_url",
"latest_version",
"created",
"modified",
)
model = Collection
class GalaxyCollectionVersionSerializer(serializers.Serializer):
"""
A serializer for a CollectionVersion.
"""
version = serializers.CharField()
href = serializers.SerializerMethodField(read_only=True)
namespace = serializers.SerializerMethodField(read_only=True)
collection = serializers.SerializerMethodField(read_only=True)
artifact = serializers.SerializerMethodField(read_only=True)
metadata = CollectionMetadataSerializer(source="*")
def get_href(self, obj) -> str:
"""
Get href.
"""
return (
"{hostname}/pulp_ansible/galaxy/{path}/api/v2/collections/{namespace}/{name}/"
"versions/{version}/".format(
path=self.context["path"],
hostname=settings.ANSIBLE_API_HOSTNAME,
namespace=obj.collection.namespace,
name=obj.collection.name,
version=obj.version,
)
)
@extend_schema_field(OpenApiTypes.OBJECT)
def get_namespace(self, obj):
"""Create a namespace dict."""
return {"name": obj.collection.namespace}
@extend_schema_field(OpenApiTypes.OBJECT)
def get_collection(self, obj):
"""Create a collection dict."""
return {"name": obj.collection.name}
@extend_schema_field(OpenApiTypes.OBJECT)
def get_artifact(self, obj):
"""Create an artifact dict."""
artifact = obj.contentartifact_set.get().artifact
return {"sha256": artifact.sha256, "size": artifact.size}
class Meta:
fields = ("version", "href", "metadata")
model = CollectionVersion
class GalaxyCollectionUploadSerializer(serializers.Serializer):
"""
A serializer for Collection Uploads.
"""
file = serializers.FileField(
help_text=_("The file containing the Artifact binary data."), required=True
)
def validate(self, data):
"""Ensure duplicate artifact isn't uploaded."""
sha256 = data["file"].hashers["sha256"].hexdigest()
artifact = Artifact.objects.filter(sha256=sha256).first()
if artifact:
raise serializers.ValidationError(_("Artifact already exists"))