diff options
| -rw-r--r-- | nova/tests/glance/stubs.py | 12 | ||||
| -rw-r--r-- | nova/virt/xenapi/vm_utils.py | 68 | ||||
| -rw-r--r-- | nova/virt/xenapi/vmops.py | 9 | ||||
| -rw-r--r-- | plugins/xenserver/xenapi/etc/xapi.d/plugins/glance | 3 |
4 files changed, 49 insertions, 43 deletions
diff --git a/nova/tests/glance/stubs.py b/nova/tests/glance/stubs.py index c58357962..1a5fb7ffb 100644 --- a/nova/tests/glance/stubs.py +++ b/nova/tests/glance/stubs.py @@ -28,16 +28,16 @@ def stubout_glance_client(stubs, cls): class FakeGlance(object): IMAGE_FIXTURES = { 1: {'image_meta': {'name': 'fakemachine', 'size': 0, - 'properties': {}}, + 'type': 'machine'}, 'image_data': StringIO.StringIO('')}, 2: {'image_meta': {'name': 'fakekernel', 'size': 0, - 'properties': {}}, + 'type': 'kernel'}, 'image_data': StringIO.StringIO('')}, - 3: {'image_meta': {'name': 'fakekernel', 'size': 0, - 'properties': {}}, + 3: {'image_meta': {'name': 'fakeramdisk', 'size': 0, + 'type': 'ramdisk'}, 'image_data': StringIO.StringIO('')}, - 4: {'image_meta': {'name': 'fakekernel', 'size': 0, - 'properties': {'disk_format': 'vhd'}}, + 4: {'image_meta': {'name': 'fakevhd', 'size': 0, + 'type': 'vhd'}, 'image_data': StringIO.StringIO('')}, } diff --git a/nova/virt/xenapi/vm_utils.py b/nova/virt/xenapi/vm_utils.py index 33945aca3..278e52211 100644 --- a/nova/virt/xenapi/vm_utils.py +++ b/nova/virt/xenapi/vm_utils.py @@ -413,47 +413,51 @@ class VMHelper(HelperBase): within an image. To figure out which type we're dealing with, we use the following rules: - 1. If the instance is specifying a kernel explicitly, we must be using - a 'disk' image (kernel outside of the image) + 1. If we're using Glance, we can use the image_type field to + determine the image_type - 2. If the kernel isn't specified, then we have two different - scenarios: - - a) If the image is in Glance, then we can use the 'disk_format' - property to determine if the image is really a VHD-style image - or if it's a RAW image - - b) If the image is not in Glance, then it must be a RAW image - (since we don't have a way of identifying VHD images...yet) + 2. If we're not using Glance, then we need to deduce this based on + whether a kernel_id is specified. """ - def log_disk_format(disk_format): - disk_format = disk_format.upper() + def log_disk_format(image_type): + pretty_format = {ImageType.KERNEL_RAMDISK: 'KERNEL_RAMDISK', + ImageType.DISK: 'DISK', + ImageType.DISK_RAW: 'DISK_RAW', + ImageType.DISK_VHD: 'DISK_VHD'} + disk_format = pretty_format[image_type] image_id = instance.image_id instance_id = instance.id LOG.debug(_("Detected %(disk_format)s format for image " "%(image_id)s, instance %(instance_id)s") % locals()) - if instance.kernel_id: - # 1. DISK - log_disk_format('disk') - return ImageType.DISK - elif FLAGS.xenapi_image_service == 'glance': - # if using glance, then we could be VHD format + def determine_from_glance(): + glance_type2nova_type = {'machine': ImageType.DISK, + 'raw': ImageType.DISK_RAW, + 'vhd': ImageType.DISK_VHD, + 'kernel': ImageType.KERNEL_RAMDISK, + 'ramdisk': ImageType.KERNEL_RAMDISK} client = glance.client.Client(FLAGS.glance_host, FLAGS.glance_port) meta = client.get_image_meta(instance.image_id) - properties = meta['properties'] - disk_format = properties.get('disk_format', None) - # TODO(sirp): When Glance treats disk_format as a first class - # attribute, we should start using that rather than an - # image-property - if disk_format == 'vhd': - # 2a. DISK_VHD - log_disk_format('disk_vhd') - return ImageType.DISK_VHD - - # 2b. DISK_RAW - log_disk_format('disk_raw') - return ImageType.DISK_RAW + type_ = meta['type'] + try: + return glance_type2nova_type[type_] + except KeyError: + raise exception.NotFound( + _("Unrecognized image type '%(type_)s'") % locals()) + + def determine_from_instance(): + if instance.kernel_id: + return ImageType.DISK + else: + return ImageType.DISK_RAW + + if FLAGS.xenapi_image_service == 'glance': + image_type = determine_from_glance() + else: + image_type = determine_from_instance() + + log_disk_format(image_type) + return image_type @classmethod def _fetch_image_glance(cls, session, instance_id, image, access, type): diff --git a/nova/virt/xenapi/vmops.py b/nova/virt/xenapi/vmops.py index 943d74da3..961d589d5 100644 --- a/nova/virt/xenapi/vmops.py +++ b/nova/virt/xenapi/vmops.py @@ -224,7 +224,8 @@ class VMOps(object): VMHelper.upload_image( self._session, instance.id, template_vdi_uuids, image_id) finally: - self._destroy(instance, template_vm_ref, shutdown=False) + self._destroy(instance, template_vm_ref, shutdown=False, + destroy_kernel_ramdisk=False) logging.debug(_("Finished snapshot and upload for VM %s"), instance) @@ -368,7 +369,8 @@ class VMOps(object): vm = VMHelper.lookup(self._session, instance.name) return self._destroy(instance, vm, shutdown=True) - def _destroy(self, instance, vm, shutdown=True): + def _destroy(self, instance, vm, shutdown=True, + destroy_kernel_ramdisk=True): """ Destroys VM instance by performing: @@ -385,7 +387,8 @@ class VMOps(object): self._shutdown(instance, vm) self._destroy_vdis(instance, vm) - self._destroy_kernel_ramdisk(instance, vm) + if destroy_kernel_ramdisk: + self._destroy_kernel_ramdisk(instance, vm) self._destroy_vm(instance, vm) def _wait_with_callback(self, instance_id, task, callback): diff --git a/plugins/xenserver/xenapi/etc/xapi.d/plugins/glance b/plugins/xenserver/xenapi/etc/xapi.d/plugins/glance index c3f793ddd..a91f8a7c1 100644 --- a/plugins/xenserver/xenapi/etc/xapi.d/plugins/glance +++ b/plugins/xenserver/xenapi/etc/xapi.d/plugins/glance @@ -211,8 +211,7 @@ def _upload_tarball(staging_path, image_id, glance_host, glance_port): headers = { 'x-image-meta-store': 'file', 'x-image-meta-is_public': 'True', - 'x-image-meta-type': 'raw', - 'x-image-meta-property-disk-format': 'vhd', + 'x-image-meta-type': 'vhd', 'x-image-meta-property-kernel-id': 'nokernel', 'x-image-meta-property-ramdisk-id': 'noramdisk', 'x-image-meta-property-container-format': 'tarball', |