def get_image(self, obj):
if obj.source.is_volume():
return {}
image_uuid = obj.application_uuid()
image = Image.objects.get(uuid=image_uuid)
serializer = ImageSummarySerializer(image, context=self.context)
return serializer.data
class InstanceStatusHistorySerializer(serializers.HyperlinkedModelSerializer):
instance = ModelRelatedField(
queryset=Instance.objects.all(),
serializer_class=InstanceSuperSummarySerializer,
style={'base_template': 'input.html'})
size = SizeRelatedField(queryset=Size.objects.none())
provider = ProviderSummarySerializer(source='instance.get_provider')
image = ImageSummarySerializer(
source='instance.provider_machine.application_version.application')
status = serializers.SlugRelatedField(slug_field='name', read_only=True)
activity = serializers.CharField(max_length=36, allow_blank=True)
url = UUIDHyperlinkedIdentityField(
view_name='api:v2:instancestatushistory-detail', )
class Meta:
model = InstanceStatusHistory
fields = (
'id',
'uuid',
'url',
'instance',
'status',
'activity',
'size',
'provider',
'image',
'extra',
'start_date',
'end_date',
)
class InstanceStatusHistorySerializer(serializers.HyperlinkedModelSerializer):
instance = InstanceRelatedField(queryset=Instance.objects.none())
size = SizeRelatedField(queryset=Size.objects.none())
provider = ProviderSummarySerializer(
source='instance.provider_machine.provider')
image = ImageSummarySerializer(
source='instance.provider_machine.application_version.application')
status = serializers.SlugRelatedField(slug_field='name', read_only=True)
url = UUIDHyperlinkedIdentityField(
view_name='api:v2:instancestatushistory-detail',
)
class Meta:
model = InstanceStatusHistory
fields = (
'id',
'uuid',
'url',
'instance',
'status',
'size',
'provider',
'image',
'start_date',
'end_date',
)
class ProviderMachineSerializer(serializers.HyperlinkedModelSerializer):
# NOTE: these fields could be generalized for reuse in VolumeSerializer
uuid = serializers.ReadOnlyField(source='instance_source.identifier')
provider = ProviderSummarySerializer(source='instance_source.provider')
version = ImageVersionSummarySerializer(source='application_version')
image = ImageSummarySerializer(source='application')
created_by = UserSummarySerializer(source='instance_source.created_by')
start_date = serializers.DateTimeField(source='instance_source.start_date')
end_date = serializers.DateTimeField(source='instance_source.end_date',
allow_null=True)
licenses = LicenseSummarySerializer(many=True, read_only=True) # NEW
members = serializers.SlugRelatedField(slug_field='name',
read_only=True,
many=True) # NEW
# NOTE: this is still using ID instead of UUID -- due to abstract classes and use of getattr in L271 of rest_framework/relations.py, this is a 'kink' that has not been worked out yet.
url = InstanceSourceHyperlinkedIdentityField(
view_name='api:v2:providermachine-detail', )
class Meta:
model = ProviderMachine
fields = ('id', 'uuid', 'url', 'provider', 'image', 'licenses',
'members', 'version', 'created_by', 'start_date', 'end_date')
def update(self, instance, validated_data):
if 'instance_source' in validated_data:
source = instance.instance_source
source_data = validated_data.pop('instance_source')
for key, val in source_data.items():
setattr(source, key, val)
source.save()
for (key, val) in validated_data.items():
setattr(instance, key, val)
instance.save()
return instance
class ProviderMachineSerializer(serializers.HyperlinkedModelSerializer):
uuid = serializers.ReadOnlyField(source='instance_source.identifier')
image = ImageSummarySerializer(source='application')
provider = ProviderSummarySerializer(source='instance_source.provider')
created_by = UserSummarySerializer(source='instance_source.created_by')
start_date = serializers.DateTimeField(source='instance_source.start_date')
end_date = serializers.DateTimeField(source='instance_source.end_date')
class Meta:
model = ProviderMachine
view_name = 'api_v2:providermachine-detail'
fields = ('id', 'uuid', 'url', 'image', 'provider', 'created_by', 'start_date', 'end_date')
class ProjectSerializer(serializers.HyperlinkedModelSerializer):
instances = InstanceSummarySerializer(many=True, read_only=True)
volumes = VolumeSummarySerializer(many=True, read_only=True)
images = ImageSummarySerializer(source='applications',
many=True,
read_only=True)
# note: both of these requests become a single DB query, but I'm choosing the
# owner.name route so the API doesn't break when we start adding users to groups
# owner = UserSerializer(source='owner.user_set.first')
owner = UserRelatedField(source='owner.name')
class Meta:
model = Project
view_name = 'api_v2:project-detail'
fields = ('id', 'url', 'name', 'description', 'owner', 'instances',
'volumes', 'images', 'start_date', 'end_date')
class ProjectSerializer(serializers.HyperlinkedModelSerializer):
images = ImageSummarySerializer(source='applications',
many=True,
read_only=True)
instances = InstanceSummarySerializer(source='active_instances',
many=True,
read_only=True)
links = ExternalLinkSummarySerializer(many=True, read_only=True)
volumes = VolumeSummarySerializer(source='active_volumes',
many=True,
read_only=True)
# note: both of these requests become a single DB query, but I'm choosing
# the owner.name route so the API doesn't break when we start adding users
# to groups owner = UserSerializer(source='owner.user_set.first')
owner = UserRelatedField(source='owner.name')
url = UUIDHyperlinkedIdentityField(view_name='api:v2:project-detail', )
class Meta:
model = Project
fields = ('id', 'uuid', 'url', 'name', 'description', 'owner',
'instances', 'images', 'links', 'volumes', 'start_date',
'end_date')
def to_representation(self, value):
volume = Image.objects.get(pk=value.pk)
serializer = ImageSummarySerializer(volume, context=self.context)
return serializer.data
def to_representation(self, value):
serializer = ImageSummarySerializer(value, context=self.context)
return serializer.data
class ProjectSerializer(serializers.HyperlinkedModelSerializer):
images = ImageSummarySerializer(
source='applications', many=True, read_only=True
)
instances = InstanceSummarySerializer(
source='active_instances', many=True, read_only=True
)
links = ExternalLinkSummarySerializer(many=True, read_only=True)
volumes = VolumeSummarySerializer(
source='active_volumes', many=True, read_only=True
)
# note: both of these requests become a single DB query, but I'm choosing
# the owner.name route so the API doesn't break when we start adding users
# to groups owner = UserSerializer(source='owner.user_set.first')
created_by = ModelRelatedField(
lookup_field="username",
default=serializers.CurrentUserDefault(),
queryset=AtmosphereUser.objects.all(),
serializer_class=UserSummarySerializer,
style={'base_template': 'input.html'}
)
owner = ModelRelatedField(
lookup_field="name",
queryset=Group.objects.all(),
serializer_class=GroupSummarySerializer,
style={'base_template': 'input.html'}
)
url = UUIDHyperlinkedIdentityField(view_name='api:v2:project-detail', )
users = UserSummarySerializer(source='get_users', many=True, read_only=True)
leaders = UserSummarySerializer(
source='get_leaders', many=True, read_only=True
)
def update(self, instance, validated_data):
"""
Check that project does not have shared resources.
If so, do not allow owner changes.
"""
new_owner = validated_data.get('owner')
current_owner = instance.owner
if new_owner and current_owner != new_owner:
self.validate_ownership(instance, current_owner)
return super(ProjectSerializer, self).update(instance, validated_data)
def validate_ownership(self, project, current_owner):
if project.has_shared_resources():
raise ValidationError(
"Cannot update ownership for a project when it contains "
"shared cloud resources. To update project ownership, "
"all shared cloud resources must be "
"moved to another project or deleted"
)
request = self.context.get('request')
if not request:
return True
request_user = request.user
if request_user not in project.get_leaders():
raise ValidationError(
"This project has been shared with you. "
"To change a projects ownership, "
"you must be the project owner."
)
return True
class Meta:
model = Project
fields = (
'id', 'uuid', 'url', 'name', 'description', 'created_by', 'owner',
'users', 'leaders', 'instances', 'images', 'links', 'volumes',
'start_date', 'end_date'
)
