def _action_create_image(self, req, id, body):
"""Snapshot a server instance."""
context = req.environ['patron.context']
authorize(context, action='create_image')
entity = body["createImage"]
image_name = entity["name"]
metadata = entity.get('metadata', {})
common.check_img_metadata_properties_quota(context, metadata)
instance = self._get_server(context, req, id)
bdms = objects.BlockDeviceMappingList.get_by_instance_uuid(
context, instance.uuid)
try:
if self.compute_api.is_volume_backed_instance(context, instance,
bdms):
img = instance.image_ref
if not img:
properties = bdms.root_metadata(
context, self.compute_api.image_api,
self.compute_api.volume_api)
image_meta = {'properties': properties}
else:
image_meta = self.compute_api.image_api.get(context, img)
image = self.compute_api.snapshot_volume_backed(
context,
instance,
image_meta,
image_name,
extra_properties=
metadata)
else:
image = self.compute_api.snapshot(context,
instance,
image_name,
extra_properties=metadata)
except exception.InstanceInvalidState as state_error:
common.raise_http_conflict_for_instance_invalid_state(state_error,
'createImage', id)
except exception.Invalid as err:
raise exc.HTTPBadRequest(explanation=err.format_message())
# build location of newly-created image entity
image_id = str(image['id'])
image_ref = glance.generate_image_url(image_id)
resp = webob.Response(status_int=202)
resp.headers['Location'] = image_ref
return resp
def _action_create_image(self, req, id, body):
"""Snapshot a server instance."""
context = req.environ['patron.context']
authorize(context, action='create_image')
entity = body["createImage"]
image_name = entity["name"]
metadata = entity.get('metadata', {})
common.check_img_metadata_properties_quota(context, metadata)
instance = self._get_server(context, req, id)
bdms = objects.BlockDeviceMappingList.get_by_instance_uuid(
context, instance.uuid)
try:
if self.compute_api.is_volume_backed_instance(
context, instance, bdms):
img = instance.image_ref
if not img:
properties = bdms.root_metadata(
context, self.compute_api.image_api,
self.compute_api.volume_api)
image_meta = {'properties': properties}
else:
image_meta = self.compute_api.image_api.get(context, img)
image = self.compute_api.snapshot_volume_backed(
context,
instance,
image_meta,
image_name,
extra_properties=metadata)
else:
image = self.compute_api.snapshot(context,
instance,
image_name,
extra_properties=metadata)
except exception.InstanceInvalidState as state_error:
common.raise_http_conflict_for_instance_invalid_state(
state_error, 'createImage', id)
except exception.Invalid as err:
raise exc.HTTPBadRequest(explanation=err.format_message())
# build location of newly-created image entity
image_id = str(image['id'])
image_ref = glance.generate_image_url(image_id)
resp = webob.Response(status_int=202)
resp.headers['Location'] = image_ref
return resp
def test_create_image(self):
body = {
'createImage': {
'name': 'Snapshot 1',
},
}
response = self.controller._action_create_image(self.req, FAKE_UUID,
body=body)
location = response.headers['Location']
self.assertEqual(self.image_url + '123' if self.image_url else
glance.generate_image_url('123'),
location)
def info_from_instance(context, instance, network_info,
system_metadata, **kw):
"""Get detailed instance information for an instance which is common to all
notifications.
:param:instance: patron.objects.Instance
:param:network_info: network_info provided if not None
:param:system_metadata: system_metadata DB entries for the instance,
if not None
.. note::
Currently unused here in trunk, but needed for potential custom
modifications.
"""
def null_safe_str(s):
return str(s) if s else ''
def null_safe_int(s):
return int(s) if s else ''
def null_safe_isotime(s):
if isinstance(s, datetime.datetime):
return timeutils.strtime(s)
else:
return str(s) if s else ''
image_ref_url = glance.generate_image_url(instance.image_ref)
instance_type = instance.get_flavor()
instance_type_name = instance_type.get('name', '')
instance_flavorid = instance_type.get('flavorid', '')
instance_info = dict(
# Owner properties
tenant_id=instance.project_id,
user_id=instance.user_id,
# Identity properties
instance_id=instance.uuid,
display_name=instance.display_name,
reservation_id=instance.reservation_id,
hostname=instance.hostname,
# Type properties
instance_type=instance_type_name,
instance_type_id=instance.instance_type_id,
instance_flavor_id=instance_flavorid,
architecture=instance.architecture,
# Capacity properties
memory_mb=instance.memory_mb,
disk_gb=instance.root_gb + instance.ephemeral_gb,
vcpus=instance.vcpus,
# Note(dhellmann): This makes the disk_gb value redundant, but
# we are keeping it for backwards-compatibility with existing
# users of notifications.
root_gb=instance.root_gb,
ephemeral_gb=instance.ephemeral_gb,
# Location properties
host=instance.host,
node=instance.node,
availability_zone=instance.availability_zone,
cell_name=null_safe_str(instance.cell_name),
# Date properties
created_at=str(instance.created_at),
# Terminated and Deleted are slightly different (although being
# terminated and not deleted is a transient state), so include
# both and let the recipient decide which they want to use.
terminated_at=null_safe_isotime(instance.get('terminated_at', None)),
deleted_at=null_safe_isotime(instance.get('deleted_at', None)),
launched_at=null_safe_isotime(instance.get('launched_at', None)),
# Image properties
image_ref_url=image_ref_url,
os_type=instance.os_type,
kernel_id=instance.kernel_id,
ramdisk_id=instance.ramdisk_id,
# Status properties
state=instance.vm_state,
state_description=null_safe_str(instance.task_state),
progress=null_safe_int(instance.progress),
# accessIPs
access_ip_v4=instance.access_ip_v4,
access_ip_v6=instance.access_ip_v6,
)
if network_info is not None:
fixed_ips = []
for vif in network_info:
for ip in vif.fixed_ips():
ip["label"] = vif["network"]["label"]
ip["vif_mac"] = vif["address"]
fixed_ips.append(ip)
instance_info['fixed_ips'] = fixed_ips
# add image metadata
image_meta_props = image_meta(instance.system_metadata)
instance_info["image_meta"] = image_meta_props
# add instance metadata
instance_info['metadata'] = instance.metadata
instance_info.update(kw)
return instance_info
def _do_test_create_volume_backed_image(self, extra_properties):
def _fake_id(x):
return '%s-%s-%s-%s' % (x * 8, x * 4, x * 4, x * 12)
body = dict(createImage=dict(name='snapshot_of_volume_backed'))
if extra_properties:
body['createImage']['metadata'] = extra_properties
image_service = glance.get_default_image_service()
bdm = [dict(volume_id=_fake_id('a'),
volume_size=1,
device_name='vda',
delete_on_termination=False)]
props = dict(kernel_id=_fake_id('b'),
ramdisk_id=_fake_id('c'),
root_device_name='/dev/vda',
block_device_mapping=bdm)
original_image = dict(properties=props,
container_format='ami',
status='active',
is_public=True)
image_service.create(None, original_image)
def fake_block_device_mapping_get_all_by_instance(context, inst_id,
use_slave=False):
return [fake_block_device.FakeDbBlockDeviceDict(
{'volume_id': _fake_id('a'),
'source_type': 'snapshot',
'destination_type': 'volume',
'volume_size': 1,
'device_name': 'vda',
'snapshot_id': 1,
'boot_index': 0,
'delete_on_termination': False,
'no_device': None})]
self.stubs.Set(db, 'block_device_mapping_get_all_by_instance',
fake_block_device_mapping_get_all_by_instance)
instance = fakes.fake_instance_get(image_ref=original_image['id'],
vm_state=vm_states.ACTIVE,
root_device_name='/dev/vda')
self.stubs.Set(db, 'instance_get_by_uuid', instance)
self.mox.StubOutWithMock(self.controller.compute_api.compute_rpcapi,
'quiesce_instance')
self.controller.compute_api.compute_rpcapi.quiesce_instance(
mox.IgnoreArg(), mox.IgnoreArg()).AndRaise(
exception.InstanceQuiesceNotSupported(instance_id='fake',
reason='test'))
volume = dict(id=_fake_id('a'),
size=1,
host='fake',
display_description='fake')
snapshot = dict(id=_fake_id('d'))
self.mox.StubOutWithMock(self.controller.compute_api, 'volume_api')
volume_api = self.controller.compute_api.volume_api
volume_api.get(mox.IgnoreArg(), volume['id']).AndReturn(volume)
volume_api.create_snapshot_force(mox.IgnoreArg(), volume['id'],
mox.IgnoreArg(), mox.IgnoreArg()).AndReturn(snapshot)
self.mox.ReplayAll()
response = self.controller._action_create_image(self.req, FAKE_UUID,
body=body)
location = response.headers['Location']
image_id = location.replace(self.image_url or
glance.generate_image_url(''), '')
image = image_service.show(None, image_id)
self.assertEqual(image['name'], 'snapshot_of_volume_backed')
properties = image['properties']
self.assertEqual(properties['kernel_id'], _fake_id('b'))
self.assertEqual(properties['ramdisk_id'], _fake_id('c'))
self.assertEqual(properties['root_device_name'], '/dev/vda')
self.assertEqual(properties['bdm_v2'], True)
bdms = properties['block_device_mapping']
self.assertEqual(len(bdms), 1)
self.assertEqual(bdms[0]['boot_index'], 0)
self.assertEqual(bdms[0]['source_type'], 'snapshot')
self.assertEqual(bdms[0]['destination_type'], 'volume')
self.assertEqual(bdms[0]['snapshot_id'], snapshot['id'])
for fld in ('connection_info', 'id',
'instance_uuid', 'device_name'):
self.assertNotIn(fld, bdms[0])
for k in extra_properties.keys():
self.assertEqual(properties[k], extra_properties[k])
