class VolumeSerializer(serializers.Serializer):
id = serializers.CharField(read_only=True)
url = CustomHyperlinkedIdentityField(view_name='volume-detail',
lookup_field='id',
lookup_url_kwarg='pk',
parent_url_kwargs=['cloud_pk'])
name = serializers.CharField()
description = serializers.CharField(allow_blank=True)
size = serializers.IntegerField(min_value=0)
create_time = serializers.CharField(read_only=True)
zone_id = PlacementZonePKRelatedField(label="Zone",
queryset='non_empty_value',
display_fields=[
'id'],
display_format="{0}",
required=True)
state = serializers.CharField(read_only=True)
snapshot_id = ProviderPKRelatedField(label="Snapshot ID",
queryset='block_store.snapshots',
display_fields=[
'name', 'id', 'size'],
display_format="{0} (ID: {1},"
" Size: {2} GB)",
write_only=True,
required=False,
allow_null=True)
attachments = AttachmentInfoSerializer()
def create(self, validated_data):
provider = view_helpers.get_cloud_provider(self.context.get('view'))
try:
return provider.block_store.volumes.create(
validated_data.get('name'),
validated_data.get('size'),
validated_data.get('zone_id'),
description=validated_data.get('description'),
snapshot=validated_data.get('snapshot_id'))
except Exception as e:
raise serializers.ValidationError("{0}".format(e))
def update(self, instance, validated_data):
try:
if instance.name != validated_data.get('name'):
instance.name = validated_data.get('name')
if instance.description != validated_data.get('description'):
instance.description = validated_data.get('description')
return instance
except Exception as e:
raise serializers.ValidationError("{0}".format(e))
class InstanceSerializer(serializers.Serializer):
id = serializers.CharField(read_only=True)
url = CustomHyperlinkedIdentityField(view_name='instance-detail',
lookup_field='id',
lookup_url_kwarg='pk',
parent_url_kwargs=['cloud_pk'])
name = serializers.CharField()
public_ips = serializers.ListField(serializers.IPAddressField())
private_ips = serializers.ListField(serializers.IPAddressField())
instance_type_id = ProviderPKRelatedField(
label="Instance Type",
queryset='compute.instance_types',
display_fields=['name'],
display_format="{0}",
required=True)
instance_type_url = CustomHyperlinkedIdentityField(
view_name='instance_type-detail',
lookup_field='instance_type_id',
lookup_url_kwarg='pk',
parent_url_kwargs=['cloud_pk'])
image_id = ProviderPKRelatedField(label="Image",
queryset='compute.images',
display_fields=['name', 'id'],
display_format="{0} ({1})",
required=True)
image_id_url = CustomHyperlinkedIdentityField(
view_name='machine_image-detail',
lookup_field='image_id',
lookup_url_kwarg='pk',
parent_url_kwargs=['cloud_pk'])
key_pair_name = ProviderPKRelatedField(label="Keypair Name",
queryset='security.key_pairs',
display_fields=['id'],
display_format="{0}",
required=True)
zone_id = PlacementZonePKRelatedField(label="Placement Zone",
queryset='non_empty_value',
display_fields=['id'],
display_format="{0}",
required=True)
security_group_ids = ProviderPKRelatedField(
label="Security Groups",
queryset='security.security_groups',
display_fields=['name'],
display_format="{0}",
many=True)
user_data = serializers.CharField(write_only=True,
style={'base_template': 'textarea.html'})
def create(self, validated_data):
provider = view_helpers.get_cloud_provider(self.context.get('view'))
name = validated_data.get('name')
image_id = validated_data.get('image_id')
instance_type = validated_data.get('instance_type_id')
kp_name = validated_data.get('key_pair_name')
zone_id = validated_data.get('zone_id')
security_group_ids = validated_data.get('security_group_ids')
user_data = validated_data.get('user_data')
try:
return provider.compute.instances.create(
name,
image_id,
instance_type,
zone=zone_id,
key_pair=kp_name,
security_groups=security_group_ids,
user_data=user_data)
except Exception as e:
raise serializers.ValidationError("{0}".format(e))
def update(self, instance, validated_data):
try:
if instance.name != validated_data.get('name'):
instance.name = validated_data.get('name')
return instance
except Exception as e:
raise serializers.ValidationError("{0}".format(e))