def _translate_uuid_to_id(self, context, image):
image_copy = image.copy()
try:
image_uuid = image_copy['id']
except KeyError:
pass
else:
image_copy['id'] = ec2utils.glance_id_to_id(context, image_uuid)
for prop in ['kernel_id', 'ramdisk_id']:
try:
image_uuid = image_copy['properties'][prop]
except (KeyError, ValueError):
pass
else:
image_id = ec2utils.glance_id_to_id(context, image_uuid)
image_copy['properties'][prop] = image_id
try:
image_copy['properties']['image_state'] = self.image_state_map[
image['properties']['image_state']]
except (KeyError, ValueError):
pass
return image_copy
def _translate_uuid_to_id(self, context, image):
image_copy = image.copy()
try:
image_uuid = image_copy['id']
except KeyError:
pass
else:
image_copy['id'] = ec2utils.glance_id_to_id(context, image_uuid)
for prop in ['kernel_id', 'ramdisk_id']:
try:
image_uuid = image_copy['properties'][prop]
except (KeyError, ValueError):
pass
else:
image_id = ec2utils.glance_id_to_id(context, image_uuid)
image_copy['properties'][prop] = image_id
try:
image_copy['properties']['image_state'] = self.image_state_map[
image['properties']['image_state']]
except (KeyError, ValueError):
pass
return image_copy
def _s3_parse_manifest(self, context, metadata, manifest):
manifest = etree.fromstring(manifest)
image_format = 'ami'
try:
kernel_id = manifest.find('machine_configuration/kernel_id').text
if kernel_id == 'true':
image_format = 'aki'
kernel_id = None
except Exception:
kernel_id = None
try:
ramdisk_id = manifest.find('machine_configuration/ramdisk_id').text
if ramdisk_id == 'true':
image_format = 'ari'
ramdisk_id = None
except Exception:
ramdisk_id = None
try:
guestarch = manifest.find(
'machine_configuration/architecture').text
except Exception:
guestarch = arch.X86_64
if not arch.is_valid(guestarch):
raise exception.InvalidArchitectureName(arch=guestarch)
# NOTE(yamahata):
# EC2 ec2-budlne-image --block-device-mapping accepts
# <virtual name>=<device name> where
# virtual name = {ami, root, swap, ephemeral<N>}
# where N is no negative integer
# device name = the device name seen by guest kernel.
# They are converted into
# block_device_mapping/mapping/{virtual, device}
#
# Do NOT confuse this with ec2-register's block device mapping
# argument.
mappings = []
try:
block_device_mapping = manifest.findall('machine_configuration/'
'block_device_mapping/'
'mapping')
for bdm in block_device_mapping:
mappings.append({'virtual': bdm.find('virtual').text,
'device': bdm.find('device').text})
except Exception:
mappings = []
properties = metadata['properties']
properties['architecture'] = guestarch
def _translate_dependent_image_id(image_key, image_id):
image_uuid = ec2utils.ec2_id_to_glance_id(context, image_id)
properties[image_key] = image_uuid
if kernel_id:
_translate_dependent_image_id('kernel_id', kernel_id)
if ramdisk_id:
_translate_dependent_image_id('ramdisk_id', ramdisk_id)
if mappings:
properties['mappings'] = mappings
metadata.update({'disk_format': image_format,
'container_format': image_format,
'status': 'queued',
'is_public': False,
'properties': properties})
metadata['properties']['image_state'] = 'pending'
# TODO(bcwaldon): right now, this removes user-defined ids.
# We need to re-enable this.
metadata.pop('id', None)
image = self.service.create(context, metadata)
# extract the new uuid and generate an int id to present back to user
image_uuid = image['id']
image['id'] = ec2utils.glance_id_to_id(context, image_uuid)
# return image_uuid so the caller can still make use of image_service
return manifest, image, image_uuid
def _s3_parse_manifest(self, context, metadata, manifest):
manifest = etree.fromstring(manifest)
image_format = 'ami'
try:
kernel_id = manifest.find('machine_configuration/kernel_id').text
if kernel_id == 'true':
image_format = 'aki'
kernel_id = None
except Exception:
kernel_id = None
try:
ramdisk_id = manifest.find('machine_configuration/ramdisk_id').text
if ramdisk_id == 'true':
image_format = 'ari'
ramdisk_id = None
except Exception:
ramdisk_id = None
try:
guestarch = manifest.find(
'machine_configuration/architecture').text
except Exception:
guestarch = arch.X86_64
if not arch.is_valid(guestarch):
raise exception.InvalidArchitectureName(arch=guestarch)
# NOTE(yamahata):
# EC2 ec2-budlne-image --block-device-mapping accepts
# <virtual name>=<device name> where
# virtual name = {ami, root, swap, ephemeral<N>}
# where N is no negative integer
# device name = the device name seen by guest kernel.
# They are converted into
# block_device_mapping/mapping/{virtual, device}
#
# Do NOT confuse this with ec2-register's block device mapping
# argument.
mappings = []
try:
block_device_mapping = manifest.findall('machine_configuration/'
'block_device_mapping/'
'mapping')
for bdm in block_device_mapping:
mappings.append({
'virtual': bdm.find('virtual').text,
'device': bdm.find('device').text
})
except Exception:
mappings = []
properties = metadata['properties']
properties['architecture'] = guestarch
def _translate_dependent_image_id(image_key, image_id):
image_uuid = ec2utils.ec2_id_to_glance_id(context, image_id)
properties[image_key] = image_uuid
if kernel_id:
_translate_dependent_image_id('kernel_id', kernel_id)
if ramdisk_id:
_translate_dependent_image_id('ramdisk_id', ramdisk_id)
if mappings:
properties['mappings'] = mappings
metadata.update({
'disk_format': image_format,
'container_format': image_format,
'status': 'queued',
'is_public': False,
'properties': properties
})
metadata['properties']['image_state'] = 'pending'
# TODO(bcwaldon): right now, this removes user-defined ids.
# We need to re-enable this.
metadata.pop('id', None)
image = self.service.create(context, metadata)
# extract the new uuid and generate an int id to present back to user
image_uuid = image['id']
image['id'] = ec2utils.glance_id_to_id(context, image_uuid)
# return image_uuid so the caller can still make use of image_service
return manifest, image, image_uuid
def test_glance_id_to_id_creates_mapping(self):
s3imap_id = ec2utils.glance_id_to_id(self.ctxt, 'fake-uuid')
s3imap = objects.S3ImageMapping.get_by_id(self.ctxt, s3imap_id)
self.assertEqual('fake-uuid', s3imap.uuid)
def test_glance_id_to_id(self):
s3imap = objects.S3ImageMapping(self.ctxt, uuid='fake-uuid')
s3imap.create()
s3imap_id = ec2utils.glance_id_to_id(self.ctxt, s3imap.uuid)
self.assertEqual(s3imap_id, s3imap.id)
def test_glance_id_to_id_creates_mapping(self):
s3imap_id = ec2utils.glance_id_to_id(self.ctxt, 'fake-uuid')
s3imap = objects.S3ImageMapping.get_by_id(self.ctxt, s3imap_id)
self.assertEqual('fake-uuid', s3imap.uuid)
def test_glance_id_to_id(self):
s3imap = objects.S3ImageMapping(self.ctxt, uuid='fake-uuid')
s3imap.create()
s3imap_id = ec2utils.glance_id_to_id(self.ctxt, s3imap.uuid)
self.assertEqual(s3imap_id, s3imap.id)