openstack/nova
Code Issues Proposed changes

Replace objectstore images with S3 image service backending to glance or local

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This commit is contained in:
Vishvananda Ishaya
2011-03-04 02:36:55 +00:00
parent 90e8072df4
commit a433ddeda7
12 changed files with 335 additions and 161 deletions
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2
bin/nova-manage
View File

@@ -81,7 +81,7 @@ from nova import log as logging
from nova import quota
from nova import rpc
from nova import utils
from nova.api.ec2.cloud import ec2_id_to_id
from nova.api.ec2.ec2utils import ec2_id_to_id
from nova.auth import manager
from nova.cloudpipe import pipelib
from nova.compute import instance_types

127
nova/api/ec2/cloud.py
View File

@@ -39,7 +39,9 @@ from nova import log as logging
from nova import network
from nova import utils
from nova import volume
from nova.api.ec2 import ec2utils
from nova.compute import instance_types
from nova.image import s3
FLAGS = flags.FLAGS
@@ -73,30 +75,19 @@ def _gen_key(context, user_id, key_name):
return {'private_key': private_key, 'fingerprint': fingerprint}
def ec2_id_to_id(ec2_id):
"""Convert an ec2 ID (i-[base 16 number]) to an instance id (int)"""
return int(ec2_id.split('-')[-1], 16)
def id_to_ec2_id(instance_id, template='i-%08x'):
"""Convert an instance ID (int) to an ec2 ID (i-[base 16 number])"""
return template % instance_id
class CloudController(object):
""" CloudController provides the critical dispatch between
inbound API calls through the endpoint and messages
sent to the other nodes.
"""
def __init__(self):
self.image_service = utils.import_object(FLAGS.image_service)
self.image_service = s3.S3ImageService()
self.network_api = network.API()
self.volume_api = volume.API()
self.compute_api = compute.API(
network_api=self.network_api,
image_service=self.image_service,
volume_api=self.volume_api,
hostname_factory=id_to_ec2_id)
hostname_factory=ec2utils.id_to_ec2_id)
self.setup()
def __str__(self):
@@ -154,7 +145,7 @@ class CloudController(object):
availability_zone = self._get_availability_zone_by_host(ctxt, host)
floating_ip = db.instance_get_floating_address(ctxt,
instance_ref['id'])
ec2_id = id_to_ec2_id(instance_ref['id'])
ec2_id = ec2utils.id_to_ec2_id(instance_ref['id'])
data = {
'user-data': base64.b64decode(instance_ref['user_data']),
'meta-data': {
@@ -525,7 +516,7 @@ class CloudController(object):
ec2_id = instance_id[0]
else:
ec2_id = instance_id
instance_id = ec2_id_to_id(ec2_id)
instance_id = ec2utils.ec2_id_to_id(ec2_id)
output = self.compute_api.get_console_output(
context, instance_id=instance_id)
now = datetime.datetime.utcnow()
@@ -535,7 +526,7 @@ class CloudController(object):
def get_ajax_console(self, context, instance_id, **kwargs):
ec2_id = instance_id[0]
instance_id = ec2_id_to_id(ec2_id)
instance_id = ec2utils.ec2_id_to_id(ec2_id)
return self.compute_api.get_ajax_console(context,
instance_id=instance_id)
@@ -543,7 +534,7 @@ class CloudController(object):
if volume_id:
volumes = []
for ec2_id in volume_id:
internal_id = ec2_id_to_id(ec2_id)
internal_id = ec2utils.ec2_id_to_id(ec2_id)
volume = self.volume_api.get(context, internal_id)
volumes.append(volume)
else:
@@ -556,11 +547,11 @@ class CloudController(object):
instance_data = None
if volume.get('instance', None):
instance_id = volume['instance']['id']
instance_ec2_id = id_to_ec2_id(instance_id)
instance_ec2_id = ec2utils.id_to_ec2_id(instance_id)
instance_data = '%s[%s]' % (instance_ec2_id,
volume['instance']['host'])
v = {}
v['volumeId'] = id_to_ec2_id(volume['id'], 'vol-%08x')
v['volumeId'] = ec2utils.id_to_ec2_id(volume['id'], 'vol-%08x')
v['status'] = volume['status']
v['size'] = volume['size']
v['availabilityZone'] = volume['availability_zone']
@@ -578,8 +569,7 @@ class CloudController(object):
'device': volume['mountpoint'],
'instanceId': instance_ec2_id,
'status': 'attached',
'volumeId': id_to_ec2_id(volume['id'],
'vol-%08x')}]
'volumeId': v['volumeId']}]
else:
v['attachmentSet'] = [{}]
@@ -598,12 +588,12 @@ class CloudController(object):
return {'volumeSet': [self._format_volume(context, dict(volume))]}
def delete_volume(self, context, volume_id, **kwargs):
volume_id = ec2_id_to_id(volume_id)
volume_id = ec2utils.ec2_id_to_id(volume_id)
self.volume_api.delete(context, volume_id=volume_id)
return True
def update_volume(self, context, volume_id, **kwargs):
volume_id = ec2_id_to_id(volume_id)
volume_id = ec2utils.ec2_id_to_id(volume_id)
updatable_fields = ['display_name', 'display_description']
changes = {}
for field in updatable_fields:
@@ -614,8 +604,8 @@ class CloudController(object):
return True
def attach_volume(self, context, volume_id, instance_id, device, **kwargs):
volume_id = ec2_id_to_id(volume_id)
instance_id = ec2_id_to_id(instance_id)
volume_id = ec2utils.ec2_id_to_id(volume_id)
instance_id = ec2utils.ec2_id_to_id(instance_id)
msg = _("Attach volume %(volume_id)s to instance %(instance_id)s"
" at %(device)s") % locals()
LOG.audit(msg, context=context)
@@ -626,22 +616,22 @@ class CloudController(object):
volume = self.volume_api.get(context, volume_id)
return {'attachTime': volume['attach_time'],
'device': volume['mountpoint'],
'instanceId': id_to_ec2_id(instance_id),
'instanceId': ec2utils.id_to_ec2_id(instance_id),
'requestId': context.request_id,
'status': volume['attach_status'],
'volumeId': id_to_ec2_id(volume_id, 'vol-%08x')}
'volumeId': ec2utils.id_to_ec2_id(volume_id, 'vol-%08x')}
def detach_volume(self, context, volume_id, **kwargs):
volume_id = ec2_id_to_id(volume_id)
volume_id = ec2utils.ec2_id_to_id(volume_id)
LOG.audit(_("Detach volume %s"), volume_id, context=context)
volume = self.volume_api.get(context, volume_id)
instance = self.compute_api.detach_volume(context, volume_id=volume_id)
return {'attachTime': volume['attach_time'],
'device': volume['mountpoint'],
'instanceId': id_to_ec2_id(instance['id']),
'instanceId': ec2utils.id_to_ec2_id(instance['id']),
'requestId': context.request_id,
'status': volume['attach_status'],
'volumeId': id_to_ec2_id(volume_id, 'vol-%08x')}
'volumeId': ec2utils.id_to_ec2_id(volume_id, 'vol-%08x')}
def _convert_to_set(self, lst, label):
if lst == None or lst == []:
@@ -675,7 +665,7 @@ class CloudController(object):
if instance_id:
instances = []
for ec2_id in instance_id:
internal_id = ec2_id_to_id(ec2_id)
internal_id = ec2utils.ec2_id_to_id(ec2_id)
instance = self.compute_api.get(context,
instance_id=internal_id)
instances.append(instance)
@@ -687,7 +677,7 @@ class CloudController(object):
continue
i = {}
instance_id = instance['id']
ec2_id = id_to_ec2_id(instance_id)
ec2_id = ec2utils.id_to_ec2_id(instance_id)
i['instanceId'] = ec2_id
i['imageId'] = instance['image_id']
i['instanceState'] = {
@@ -755,7 +745,7 @@ class CloudController(object):
if (floating_ip_ref['fixed_ip']
and floating_ip_ref['fixed_ip']['instance']):
instance_id = floating_ip_ref['fixed_ip']['instance']['id']
ec2_id = id_to_ec2_id(instance_id)
ec2_id = ec2utils.id_to_ec2_id(instance_id)
address_rv = {'public_ip': address,
'instance_id': ec2_id}
if context.is_admin:
@@ -778,7 +768,7 @@ class CloudController(object):
def associate_address(self, context, instance_id, public_ip, **kwargs):
LOG.audit(_("Associate address %(public_ip)s to"
" instance %(instance_id)s") % locals(), context=context)
instance_id = ec2_id_to_id(instance_id)
instance_id = ec2utils.ec2_id_to_id(instance_id)
self.compute_api.associate_floating_ip(context,
instance_id=instance_id,
address=public_ip)
@@ -791,13 +781,17 @@ class CloudController(object):
def run_instances(self, context, **kwargs):
max_count = int(kwargs.get('max_count', 1))
if kwargs.get('kernel_id'):
kwargs['kernel_id'] = ec2utils.ec2_id_to_id(kwargs['kernel_id'])
if kwargs.get('ramdisk_id'):
kwargs['ramdisk_id'] = ec2utils.ec2_id_to_id(kwargs['ramdisk_id'])
instances = self.compute_api.create(context,
instance_type=instance_types.get_by_type(
kwargs.get('instance_type', None)),
image_id=kwargs['image_id'],
image_id=ec2utils.ec2_id_to_id(kwargs['image_id']),
min_count=int(kwargs.get('min_count', max_count)),
max_count=max_count,
kernel_id=kwargs.get('kernel_id', None),
kernel_id=kwargs.get('kernel_id'),
ramdisk_id=kwargs.get('ramdisk_id'),
display_name=kwargs.get('display_name'),
display_description=kwargs.get('display_description'),
@@ -814,7 +808,7 @@ class CloudController(object):
instance_id is a kwarg so its name cannot be modified."""
LOG.debug(_("Going to start terminating instances"))
for ec2_id in instance_id:
instance_id = ec2_id_to_id(ec2_id)
instance_id = ec2utils.ec2_id_to_id(ec2_id)
self.compute_api.delete(context, instance_id=instance_id)
return True
@@ -822,19 +816,19 @@ class CloudController(object):
"""instance_id is a list of instance ids"""
LOG.audit(_("Reboot instance %r"), instance_id, context=context)
for ec2_id in instance_id:
instance_id = ec2_id_to_id(ec2_id)
instance_id = ec2utils.ec2_id_to_id(ec2_id)
self.compute_api.reboot(context, instance_id=instance_id)
return True
def rescue_instance(self, context, instance_id, **kwargs):
"""This is an extension to the normal ec2_api"""
instance_id = ec2_id_to_id(instance_id)
instance_id = ec2utils.ec2_id_to_id(instance_id)
self.compute_api.rescue(context, instance_id=instance_id)
return True
def unrescue_instance(self, context, instance_id, **kwargs):
"""This is an extension to the normal ec2_api"""
instance_id = ec2_id_to_id(instance_id)
instance_id = ec2utils.ec2_id_to_id(instance_id)
self.compute_api.unrescue(context, instance_id=instance_id)
return True
@@ -845,41 +839,50 @@ class CloudController(object):
if field in kwargs:
changes[field] = kwargs[field]
if changes:
instance_id = ec2_id_to_id(ec2_id)
instance_id = ec2utils.ec2_id_to_id(ec2_id)
self.compute_api.update(context, instance_id=instance_id, **kwargs)
return True
def _format_image(self, context, image):
def _format_image(self, image):
"""Convert from format defined by BaseImageService to S3 format."""
i = {}
i['imageId'] = image.get('id')
i['kernelId'] = image.get('kernel_id')
i['ramdiskId'] = image.get('ramdisk_id')
i['imageOwnerId'] = image.get('owner_id')
i['imageLocation'] = image.get('location')
i['imageState'] = image.get('status')
i['kernelId'] = image['properties'].get('kernel_id')
i['ramdiskId'] = image['properties'].get('ramdisk_id')
i['imageOwnerId'] = image['properties'].get('owner_id')
i['imageLocation'] = image['properties'].get('image_location')
i['imageState'] = image['properties'].get('image_state')
i['type'] = image.get('type')
i['isPublic'] = image.get('is_public')
i['architecture'] = image.get('architecture')
i['isPublic'] = image['properties'].get('is_public') == 'True'
i['architecture'] = image['properties'].get('architecture')
return i
def describe_images(self, context, image_id=None, **kwargs):
# NOTE: image_id is a list!
images = self.image_service.index(context)
if image_id:
images = filter(lambda x: x['id'] in image_id, images)
images = [self._format_image(context, i) for i in images]
images = []
for ec2_id in image_id:
try:
image = self.image_service.show(context, ec2_id)
except exception.NotFound:
raise exception.NotFound(_('Image %s not found') %
ec2_id)
images.append(image)
else:
images = self.image_service.detail(context)
images = [self._format_image(i) for i in images]
return {'imagesSet': images}
def deregister_image(self, context, image_id, **kwargs):
LOG.audit(_("De-registering image %s"), image_id, context=context)
self.image_service.deregister(context, image_id)
self.image_service.delete(context, image_id)
return {'imageId': image_id}
def register_image(self, context, image_location=None, **kwargs):
if image_location is None and 'name' in kwargs:
image_location = kwargs['name']
image_id = self.image_service.register(context, image_location)
image = {"image_location": image_location}
image_id = self.image_service.create(context, image)
msg = _("Registered image %(image_location)s with"
" id %(image_id)s") % locals()
LOG.audit(msg, context=context)
@@ -890,11 +893,10 @@ class CloudController(object):
raise exception.ApiError(_('attribute not supported: %s')
% attribute)
try:
image = self._format_image(context,
self.image_service.show(context,
image = self._format_image(self.image_service.show(context,
image_id))
except IndexError:
raise exception.ApiError(_('invalid id: %s') % image_id)
except (IndexError, exception.NotFound):
raise exception.NotFound(_('Image %s not found') % image_id)
result = {'image_id': image_id, 'launchPermission': []}
if image['isPublic']:
result['launchPermission'].append({'group': 'all'})
@@ -913,7 +915,14 @@ class CloudController(object):
if not operation_type in ['add', 'remove']:
raise exception.ApiError(_('operation_type must be add or remove'))
LOG.audit(_("Updating image %s publicity"), image_id, context=context)
return self.image_service.modify(context, image_id, operation_type)
try:
metadata = self.image_service.show(context, image_id)
except exception.NotFound:
raise exception.NotFound(_('Image %s not found') % image_id)
del(metadata['id'])
metadata['properties']['is_public'] = (operation_type == 'add')
return self.image_service.update(context, image_id, metadata)
def update_image(self, context, image_id, **kwargs):
result = self.image_service.update(context, image_id, dict(kwargs))

2
nova/flags.py
View File

@@ -346,7 +346,7 @@ DEFINE_string('scheduler_manager', 'nova.scheduler.manager.SchedulerManager',
'Manager for scheduler')
# The service to use for image search and retrieval
DEFINE_string('image_service', 'nova.image.s3.S3ImageService',
DEFINE_string('image_service', 'nova.image.glance.GlanceImageService',
'The service to use for retrieving and searching for images.')
DEFINE_string('host', socket.gethostname(),

25
nova/image/glance.py
View File

@@ -21,6 +21,8 @@ import httplib
import json
import urlparse
from glance.common import exception as glance_exception
from nova import exception
from nova import flags
from nova import log as logging
@@ -57,27 +59,32 @@ class GlanceImageService(service.BaseImageService):
"""
Returns a dict containing image data for the given opaque image id.
"""
try:
image = self.client.get_image_meta(id)
if image:
return image
except glance_exception.NotFound:
raise exception.NotFound
return image
def create(self, context, data):
def create(self, context, metadata, data=None):
"""
Store the image data and return the new image id.
:raises AlreadyExists if the image already exist.
"""
return self.client.add_image(image_meta=data)
return self.client.add_image(metadata, data)
def update(self, context, image_id, data):
def update(self, context, image_id, metadata, data=None):
"""Replace the contents of the given image with the new data.
:raises NotFound if the image does not exist.
"""
return self.client.update_image(image_id, data)
try:
result = self.client.update_image(image_id, metadata, data)
except glance_exception.NotFound:
raise exception.NotFound
return result
def delete(self, context, image_id):
"""
@@ -86,7 +93,11 @@ class GlanceImageService(service.BaseImageService):
:raises NotFound if the image does not exist.
"""
return self.client.delete_image(image_id)
try:
result = self.client.delete_image(image_id)
except glance_exception.NotFound:
raise exception.NotFound
return result
def delete_all(self):
"""

282
nova/image/s3.py
View File

@@ -21,8 +21,12 @@ Proxy AMI-related calls from the cloud controller, to the running
objectstore service.
"""
import json
import urllib
import binascii
import os
import shutil
import tarfile
import tempfile
from xml.etree import ElementTree
import boto.s3.connection
@@ -31,84 +35,89 @@ from nova import flags
from nova import utils
from nova.auth import manager
from nova.image import service
from nova.api.ec2 import ec2utils
FLAGS = flags.FLAGS
flags.DEFINE_string('image_decryption_dir', '/tmp',
'parent dir for tempdir used for image decryption')
def map_s3_to_base(image):
"""Convert from S3 format to format defined by BaseImageService."""
i = {}
i['id'] = image.get('imageId')
i['name'] = image.get('imageId')
i['kernel_id'] = image.get('kernelId')
i['ramdisk_id'] = image.get('ramdiskId')
i['location'] = image.get('imageLocation')
i['owner_id'] = image.get('imageOwnerId')
i['status'] = image.get('imageState')
i['type'] = image.get('type')
i['is_public'] = image.get('isPublic')
i['architecture'] = image.get('architecture')
return i
_type_prefix_map = {'machine': 'ami',
'kernel': 'aki',
'ramdisk': 'ari'}
def image_ec2_id(image_id, image_type):
prefix = _type_prefix_map[image_type]
template = prefix + '-%08x'
return ec2utils.id_to_ec2_id(int(image_id), template=template)
class S3ImageService(service.BaseImageService):
def __init__(self, service=None, *args, **kwargs):
if service == None:
service = utils.import_object(FLAGS.image_service)
self.service = service
self.service.__init__(*args, **kwargs)
def modify(self, context, image_id, operation):
self._conn(context).make_request(
method='POST',
bucket='_images',
query_args=self._qs({'image_id': image_id,
'operation': operation}))
return True
def create(self, context, properties, data=None):
"""image should contain image_location"""
image_id, metadata = self._s3_create(context, properties)
return image_ec2_id(image_id, metadata['type'])
def update(self, context, image_id, attributes):
"""update an image's attributes / info.json"""
attributes.update({"image_id": image_id})
self._conn(context).make_request(
method='POST',
bucket='_images',
query_args=self._qs(attributes))
return True
def delete(self, context, image_id):
# FIXME(vish): call to show is to check filter
self.show(context, image_id)
image_id = ec2utils.ec2_id_to_id(image_id)
self.service.delete(context, image_id)
def register(self, context, image_location):
""" rpc call to register a new image based from a manifest """
image_id = utils.generate_uid('ami')
self._conn(context).make_request(
method='PUT',
bucket='_images',
query_args=self._qs({'image_location': image_location,
'image_id': image_id}))
return image_id
def index(self, context):
"""Return a list of all images that a user can see."""
response = self._conn(context).make_request(
method='GET',
bucket='_images')
images = json.loads(response.read())
return [map_s3_to_base(i) for i in images]
def show(self, context, image_id):
"""return a image object if the context has permissions"""
if FLAGS.connection_type == 'fake':
return {'imageId': 'bar'}
result = self.index(context)
result = [i for i in result if i['id'] == image_id]
if not result:
raise exception.NotFound(_('Image %s could not be found')
% image_id)
image = result[0]
def update(self, context, image_id, metadata, data=None):
# FIXME(vish): call to show is to check filter
self.show(context, image_id)
image_id = ec2utils.ec2_id_to_id(image_id)
image = self.service.update(context, image_id, metadata, data)
image['id'] = image_ec2_id(image['id'], image['type'])
return image
def deregister(self, context, image_id):
""" unregister an image """
self._conn(context).make_request(
method='DELETE',
bucket='_images',
query_args=self._qs({'image_id': image_id}))
def index(self, context):
images = self.service.index(context)
# FIXME(vish): index doesn't filter so we do it manually
return self._filter(context, images)
def _conn(self, context):
def detail(self, context):
images = self.service.detail(context)
# FIXME(vish): detail doesn't filter so we do it manually
return self._filter(context, images)
@staticmethod
def _is_visible(context, image):
return (context.is_admin
or context.project_id == image['properties']['owner_id']
or image['properties']['is_public'] == 'True')
@staticmethod
def _filter(context, images):
filtered = []
for image in images:
if not S3ImageService._is_visible(context, image):
continue
image['id'] = image_ec2_id(image['id'], image['type'])
filtered.append(image)
return filtered
def show(self, context, image_id):
image_id = ec2utils.ec2_id_to_id(image_id)
image = self.service.show(context, image_id)
if not self._is_visible(context, image):
raise exception.NotFound
image['id'] = image_ec2_id(image['id'], image['type'])
return image
@staticmethod
def _conn(context):
# TODO(vish): is there a better way to get creds to sign
# for the user?
access = manager.AuthManager().get_access_key(context.user,
context.project)
secret = str(context.user.secret)
@@ -120,8 +129,139 @@ class S3ImageService(service.BaseImageService):
port=FLAGS.s3_port,
host=FLAGS.s3_host)
def _qs(self, params):
pairs = []
for key in params.keys():
pairs.append(key + '=' + urllib.quote(params[key]))
return '&'.join(pairs)
@staticmethod
def _download_file(bucket, filename, local_dir):
key = bucket.get_key(filename)
local_filename = os.path.join(local_dir, filename)
key.get_contents_to_filename(local_filename)
return local_filename
def _s3_create(self, context, properties):
image_path = tempfile.mkdtemp(dir=FLAGS.image_decryption_dir)
image_location = properties['image_location']
bucket_name = image_location.split("/")[0]
manifest_path = image_location[len(bucket_name) + 1:]
bucket = self._conn(context).get_bucket(bucket_name)
key = bucket.get_key(manifest_path)
manifest = key.get_contents_as_string()
manifest = ElementTree.fromstring(manifest)
image_type = 'machine'
try:
kernel_id = manifest.find("machine_configuration/kernel_id").text
if kernel_id == 'true':
image_type = 'kernel'
kernel_id = None
except:
kernel_id = None
try:
ramdisk_id = manifest.find("machine_configuration/ramdisk_id").text
if ramdisk_id == 'true':
image_type = 'ramdisk'
ramdisk_id = None
except:
ramdisk_id = None
try:
arch = manifest.find("machine_configuration/architecture").text
except:
arch = 'x86_64'
properties.update({'owner_id': context.project_id,
'architecture': arch})
if kernel_id:
properties['kernel_id'] = kernel_id
if ramdisk_id:
properties['ramdisk_id'] = ramdisk_id
properties['is_public'] = False
metadata = {'type': image_type,
'status': 'queued',
'is_public': True,
'properties': properties}
metadata['properties']['image_state'] = 'pending'
image = self.service.create(context, metadata)
image_id = image['id']
parts = []
for fn_element in manifest.find("image").getiterator("filename"):
part = self._download_file(bucket, fn_element.text, image_path)
parts.append(part)
# NOTE(vish): this may be suboptimal, should we use cat?
encrypted_filename = os.path.join(image_path, 'image.encrypted')
with open(encrypted_filename, 'w') as combined:
for filename in parts:
with open(filename) as part:
shutil.copyfileobj(part, combined)
metadata['properties']['image_state'] = 'decrypting'
self.service.update(context, image_id, metadata)
hex_key = manifest.find("image/ec2_encrypted_key").text
encrypted_key = binascii.a2b_hex(hex_key)
hex_iv = manifest.find("image/ec2_encrypted_iv").text
encrypted_iv = binascii.a2b_hex(hex_iv)
# FIXME(vish): grab key from common service so this can run on
# any host.
cloud_private_key = os.path.join(FLAGS.ca_path, "private/cakey.pem")
decrypted_filename = os.path.join(image_path, 'image.tar.gz')
self._decrypt_image(encrypted_filename, encrypted_key, encrypted_iv,
cloud_private_key, decrypted_filename)
metadata['properties']['image_state'] = 'untarring'
self.service.update(context, image_id, metadata)
unz_filename = self._untarzip_image(image_path, decrypted_filename)
metadata['properties']['image_state'] = 'uploading'
with open(unz_filename) as image_file:
self.service.update(context, image_id, metadata, image_file)
metadata['properties']['image_state'] = 'available'
self.service.update(context, image_id, metadata)
shutil.rmtree(image_path)
return image_id, metadata
@staticmethod
def _decrypt_image(encrypted_filename, encrypted_key, encrypted_iv,
cloud_private_key, decrypted_filename):
key, err = utils.execute(
'openssl rsautl -decrypt -inkey %s' % cloud_private_key,
process_input=encrypted_key,
check_exit_code=False)
if err:
raise exception.Error(_("Failed to decrypt private key: %s")
% err)
iv, err = utils.execute(
'openssl rsautl -decrypt -inkey %s' % cloud_private_key,
process_input=encrypted_iv,
check_exit_code=False)
if err:
raise exception.Error(_("Failed to decrypt initialization "
"vector: %s") % err)
_out, err = utils.execute(
'openssl enc -d -aes-128-cbc -in %s -K %s -iv %s -out %s'
% (encrypted_filename, key, iv, decrypted_filename),
check_exit_code=False)
if err:
raise exception.Error(_("Failed to decrypt image file "
"%(image_file)s: %(err)s") %
{'image_file': encrypted_filename,
'err': err})
@staticmethod
def _untarzip_image(path, filename):
tar_file = tarfile.open(filename, "r|gz")
tar_file.extractall(path)
image_file = tar_file.getnames()[0]
tar_file.close()
return os.path.join(path, image_file)

4
nova/image/service.py
View File

@@ -76,7 +76,7 @@ class BaseImageService(object):
"""
raise NotImplementedError
def create(self, context, data):
def create(self, context, metadata, data=None):
"""
Store the image data and return the new image id.
@@ -85,7 +85,7 @@ class BaseImageService(object):
"""
raise NotImplementedError
def update(self, context, image_id, data):
def update(self, context, image_id, metadata, data=None):
"""Replace the contents of the given image with the new data.
:raises NotFound if the image does not exist.

11
nova/tests/api/openstack/fakes.py
View File

@@ -25,6 +25,7 @@ import webob.dec
from paste import urlmap
from glance import client as glance_client
from glance.common import exception as glance_exc
from nova import auth
from nova import context
@@ -149,25 +150,25 @@ def stub_out_glance(stubs, initial_fixtures=None):
for f in self.fixtures:
if f['id'] == image_id:
return f
return None
raise glance_exc.NotFound
def fake_add_image(self, image_meta):
def fake_add_image(self, image_meta, data=None):
id = ''.join(random.choice(string.letters) for _ in range(20))
image_meta['id'] = id
self.fixtures.append(image_meta)
return id
def fake_update_image(self, image_id, image_meta):
def fake_update_image(self, image_id, image_meta, data=None):
f = self.fake_get_image_meta(image_id)
if not f:
raise exc.NotFound
raise glance_exc.NotFound
f.update(image_meta)
def fake_delete_image(self, image_id):
f = self.fake_get_image_meta(image_id)
if not f:
raise exc.NotFound
raise glance_exc.NotFound
self.fixtures.remove(f)

1
nova/tests/fake_flags.py
View File

@@ -32,6 +32,7 @@ flags.DECLARE('fake_network', 'nova.network.manager')
FLAGS.network_size = 8
FLAGS.num_networks = 2
FLAGS.fake_network = True
FLAGS.image_service = 'nova.image.local.LocalImageService'
flags.DECLARE('num_shelves', 'nova.volume.driver')
flags.DECLARE('blades_per_shelf', 'nova.volume.driver')
flags.DECLARE('iscsi_num_targets', 'nova.volume.driver')

22
nova/tests/test_cloud.py
View File

@@ -38,6 +38,8 @@ from nova import test
from nova.auth import manager
from nova.compute import power_state
from nova.api.ec2 import cloud
from nova.api.ec2 import ec2utils
from nova.image import local
from nova.objectstore import image
@@ -76,6 +78,11 @@ class CloudTestCase(test.TestCase):
project=self.project)
host = self.network.get_network_host(self.context.elevated())
def fake_image_show(meh, context, id):
return dict(kernelId=1, ramdiskId=1)
self.stubs.Set(local.LocalImageService, 'show', fake_image_show)
def tearDown(self):
network_ref = db.project_get_network(self.context,
self.project.id)
@@ -122,7 +129,7 @@ class CloudTestCase(test.TestCase):
self.cloud.allocate_address(self.context)
inst = db.instance_create(self.context, {'host': self.compute.host})
fixed = self.network.allocate_fixed_ip(self.context, inst['id'])
ec2_id = cloud.id_to_ec2_id(inst['id'])
ec2_id = ec2utils.id_to_ec2_id(inst['id'])
self.cloud.associate_address(self.context,
instance_id=ec2_id,
public_ip=address)
@@ -158,12 +165,12 @@ class CloudTestCase(test.TestCase):
vol2 = db.volume_create(self.context, {})
result = self.cloud.describe_volumes(self.context)
self.assertEqual(len(result['volumeSet']), 2)
volume_id = cloud.id_to_ec2_id(vol2['id'], 'vol-%08x')
volume_id = ec2utils.id_to_ec2_id(vol2['id'], 'vol-%08x')
result = self.cloud.describe_volumes(self.context,
volume_id=[volume_id])
self.assertEqual(len(result['volumeSet']), 1)
self.assertEqual(
cloud.ec2_id_to_id(result['volumeSet'][0]['volumeId']),
ec2utils.ec2_id_to_id(result['volumeSet'][0]['volumeId']),
vol2['id'])
db.volume_destroy(self.context, vol1['id'])
db.volume_destroy(self.context, vol2['id'])
@@ -200,7 +207,7 @@ class CloudTestCase(test.TestCase):
result = self.cloud.describe_instances(self.context)
result = result['reservationSet'][0]
self.assertEqual(len(result['instancesSet']), 2)
instance_id = cloud.id_to_ec2_id(inst2['id'])
instance_id = ec2utils.id_to_ec2_id(inst2['id'])
result = self.cloud.describe_instances(self.context,
instance_id=[instance_id])
result = result['reservationSet'][0]
@@ -216,6 +223,7 @@ class CloudTestCase(test.TestCase):
def test_console_output(self):
image_id = FLAGS.default_image
print image_id
instance_type = FLAGS.default_instance_type
max_count = 1
kwargs = {'image_id': image_id,
@@ -347,7 +355,7 @@ class CloudTestCase(test.TestCase):
def test_update_of_instance_display_fields(self):
inst = db.instance_create(self.context, {})
ec2_id = cloud.id_to_ec2_id(inst['id'])
ec2_id = ec2utils.id_to_ec2_id(inst['id'])
self.cloud.update_instance(self.context, ec2_id,
display_name='c00l 1m4g3')
inst = db.instance_get(self.context, inst['id'])
@@ -365,7 +373,7 @@ class CloudTestCase(test.TestCase):
def test_update_of_volume_display_fields(self):
vol = db.volume_create(self.context, {})
self.cloud.update_volume(self.context,
cloud.id_to_ec2_id(vol['id'], 'vol-%08x'),
ec2utils.id_to_ec2_id(vol['id'], 'vol-%08x'),
display_name='c00l v0lum3')
vol = db.volume_get(self.context, vol['id'])
self.assertEqual('c00l v0lum3', vol['display_name'])
@@ -374,7 +382,7 @@ class CloudTestCase(test.TestCase):
def test_update_of_volume_wont_update_private_fields(self):
vol = db.volume_create(self.context, {})
self.cloud.update_volume(self.context,
cloud.id_to_ec2_id(vol['id'], 'vol-%08x'),
ec2utils.id_to_ec2_id(vol['id'], 'vol-%08x'),
mountpoint='/not/here')
vol = db.volume_get(self.context, vol['id'])
self.assertEqual(None, vol['mountpoint'])

7
nova/tests/test_compute.py
View File

@@ -31,7 +31,7 @@ from nova import test
from nova import utils
from nova.auth import manager
from nova.compute import instance_types
from nova.image import local
LOG = logging.getLogger('nova.tests.compute')
FLAGS = flags.FLAGS
@@ -47,6 +47,11 @@ class ComputeTestCase(test.TestCase):
network_manager='nova.network.manager.FlatManager')
self.compute = utils.import_object(FLAGS.compute_manager)
self.compute_api = compute.API()
def fake_image_show(meh, context, id):
return dict(kernelId=1, ramdiskId=1)
self.stubs.Set(local.LocalImageService, 'show', fake_image_show)
self.manager = manager.AuthManager()
self.user = self.manager.create_user('fake', 'fake', 'fake')
self.project = self.manager.create_project('fake', 'fake', 'fake')

3
nova/tests/test_direct.py
View File

@@ -90,8 +90,7 @@ class DirectTestCase(test.TestCase):
class DirectCloudTestCase(test_cloud.CloudTestCase):
def setUp(self):
super(DirectCloudTestCase, self).setUp()
compute_handle = compute.API(image_service=self.cloud.image_service,
network_api=self.cloud.network_api,
compute_handle = compute.API(network_api=self.cloud.network_api,
volume_api=self.cloud.volume_api)
direct.register_service('compute', compute_handle)
self.router = direct.JsonParamsMiddleware(direct.Router())

6
nova/tests/test_quota.py
View File

@@ -57,7 +57,7 @@ class QuotaTestCase(test.TestCase):
def _create_instance(self, cores=2):
"""Create a test instance"""
inst = {}
inst['image_id'] = 'ami-test'
inst['image_id'] = 'ami-1'
inst['reservation_id'] = 'r-fakeres'
inst['user_id'] = self.user.id
inst['project_id'] = self.project.id
@@ -123,7 +123,7 @@ class QuotaTestCase(test.TestCase):
min_count=1,
max_count=1,
instance_type='m1.small',
image_id='fake')
image_id='ami-1')
for instance_id in instance_ids:
db.instance_destroy(self.context, instance_id)
@@ -136,7 +136,7 @@ class QuotaTestCase(test.TestCase):
min_count=1,
max_count=1,
instance_type='m1.small',
image_id='fake')
image_id='ami-1')
for instance_id in instance_ids:
db.instance_destroy(self.context, instance_id)