def populate_volume_snapshot_id_choices(self, request, context):
try:
snapshots = cinder.volume_snapshot_list(self.request)
snapshots = [
self._get_volume_display_name(s) for s in snapshots if s.status == api.cinder.VOLUME_STATE_AVAILABLE
]
except Exception:
snapshots = []
exceptions.handle(self.request, _("Unable to retrieve list of volume " "snapshots."))
if snapshots:
snapshots.insert(0, ("", _("Select Volume Snapshot")))
else:
snapshots.insert(0, ("", _("No volume snapshots available.")))
return snapshots
def populate_volume_snapshot_id_choices(self, request, context):
try:
snapshots = cinder.volume_snapshot_list(self.request)
snapshots = [self._get_volume_display_name(s) for s in snapshots
if s.status == api.cinder.VOLUME_STATE_AVAILABLE]
except Exception:
snapshots = []
exceptions.handle(self.request,
_('Unable to retrieve list of volume '
'snapshots.'))
if snapshots:
snapshots.insert(0, ("", _("Select Volume Snapshot")))
else:
snapshots.insert(0, ("", _("No volume snapshots available.")))
return snapshots
def tenant_quota_usages(request):
# Get our quotas and construct our usage object.
disabled_quotas = get_disabled_quotas(request)
usages = QuotaUsage()
for quota in get_tenant_quota_data(request,
disabled_quotas=disabled_quotas):
usages.add_quota(quota)
# Get our usages.
floating_ips = network.tenant_floating_ip_list(request)
flavors = dict([(f.id, f) for f in nova.flavor_list(request)])
instances, has_more = nova.server_list(request)
# Fetch deleted flavors if necessary.
missing_flavors = [
instance.flavor['id'] for instance in instances
if instance.flavor['id'] not in flavors
]
for missing in missing_flavors:
if missing not in flavors:
try:
flavors[missing] = nova.flavor_get(request, missing)
except Exception:
flavors[missing] = {}
exceptions.handle(request, ignore=True)
usages.tally('instances', len(instances))
usages.tally('floating_ips', len(floating_ips))
if 'volumes' not in disabled_quotas:
volumes = cinder.volume_list(request)
snapshots = cinder.volume_snapshot_list(request)
usages.tally('gigabytes', sum([int(v.size) for v in volumes]))
usages.tally('volumes', len(volumes))
usages.tally('snapshots', len(snapshots))
# Sum our usage based on the flavors of the instances.
for flavor in [flavors[instance.flavor['id']] for instance in instances]:
usages.tally('cores', getattr(flavor, 'vcpus', None))
usages.tally('ram', getattr(flavor, 'ram', None))
# Initialise the tally if no instances have been launched yet
if len(instances) == 0:
usages.tally('cores', 0)
usages.tally('ram', 0)
return usages
def tenant_quota_usages(request):
# Get our quotas and construct our usage object.
disabled_quotas = get_disabled_quotas(request)
usages = QuotaUsage()
for quota in get_tenant_quota_data(request,
disabled_quotas=disabled_quotas):
usages.add_quota(quota)
# Get our usages.
floating_ips = network.tenant_floating_ip_list(request)
flavors = dict([(f.id, f) for f in nova.flavor_list(request)])
instances, has_more = nova.server_list(request)
# Fetch deleted flavors if necessary.
missing_flavors = [instance.flavor['id'] for instance in instances
if instance.flavor['id'] not in flavors]
for missing in missing_flavors:
if missing not in flavors:
try:
flavors[missing] = nova.flavor_get(request, missing)
except Exception:
flavors[missing] = {}
exceptions.handle(request, ignore=True)
usages.tally('instances', len(instances))
usages.tally('floating_ips', len(floating_ips))
if 'volumes' not in disabled_quotas:
volumes = cinder.volume_list(request)
snapshots = cinder.volume_snapshot_list(request)
usages.tally('gigabytes', sum([int(v.size) for v in volumes]))
usages.tally('volumes', len(volumes))
usages.tally('snapshots', len(snapshots))
# Sum our usage based on the flavors of the instances.
for flavor in [flavors[instance.flavor['id']] for instance in instances]:
usages.tally('cores', getattr(flavor, 'vcpus', None))
usages.tally('ram', getattr(flavor, 'ram', None))
# Initialise the tally if no instances have been launched yet
if len(instances) == 0:
usages.tally('cores', 0)
usages.tally('ram', 0)
return usages
def __init__(self, request, *args, **kwargs):
super(CreateForm, self).__init__(request, *args, **kwargs)
volume_types = cinder.volume_type_list(request)
self.fields["type"].choices = [("", "")] + [(type.name, type.name) for type in volume_types]
if "snapshot_id" in request.GET:
try:
snapshot = self.get_snapshot(request, request.GET["snapshot_id"])
self.fields["name"].initial = snapshot.display_name
self.fields["size"].initial = snapshot.size
self.fields["snapshot_source"].choices = ((snapshot.id, snapshot),)
try:
# Set the volume type from the original volume
orig_volume = cinder.volume_get(request, snapshot.volume_id)
self.fields["type"].initial = orig_volume.volume_type
except Exception:
pass
self.fields["size"].help_text = _(
"Volume size must be equal " "to or greater than the snapshot size (%sGB)" % snapshot.size
)
del self.fields["image_source"]
del self.fields["volume_source_type"]
except Exception:
exceptions.handle(request, _("Unable to load the specified snapshot."))
elif "image_id" in request.GET:
try:
image = self.get_image(request, request.GET["image_id"])
image.bytes = image.size
self.fields["name"].initial = image.name
self.fields["size"].initial = functions.bytes_to_gigabytes(image.size)
self.fields["image_source"].choices = ((image.id, image),)
self.fields["size"].help_text = _(
"Volume size must be equal " "to or greater than the image size (%s)" % filesizeformat(image.size)
)
del self.fields["snapshot_source"]
del self.fields["volume_source_type"]
except Exception:
msg = _("Unable to load the specified image. %s")
exceptions.handle(request, msg % request.GET["image_id"])
else:
source_type_choices = []
try:
snapshots = cinder.volume_snapshot_list(request)
if snapshots:
source_type_choices.append(("snapshot_source", _("Snapshot")))
choices = [("", _("Choose a snapshot"))] + [(s.id, s) for s in snapshots]
self.fields["snapshot_source"].choices = choices
else:
del self.fields["snapshot_source"]
except Exception:
exceptions.handle(request, _("Unable to retrieve " "volume snapshots."))
images = utils.get_available_images(request, request.user.tenant_id)
if images:
source_type_choices.append(("image_source", _("Image")))
choices = [("", _("Choose an image"))]
for image in images:
image.bytes = image.size
image.size = functions.bytes_to_gigabytes(image.bytes)
choices.append((image.id, image))
self.fields["image_source"].choices = choices
else:
del self.fields["image_source"]
if source_type_choices:
choices = [("no_source_type", _("No source, empty volume."))] + source_type_choices
self.fields["volume_source_type"].choices = choices
else:
del self.fields["volume_source_type"]
def __init__(self, request, *args, **kwargs):
super(CreateForm, self).__init__(request, *args, **kwargs)
volume_types = cinder.volume_type_list(request)
self.fields['type'].choices = [("", "")] + \
[(type.name, type.name)
for type in volume_types]
if ("snapshot_id" in request.GET):
try:
snapshot = self.get_snapshot(request,
request.GET["snapshot_id"])
self.fields['name'].initial = snapshot.display_name
self.fields['size'].initial = snapshot.size
self.fields['snapshot_source'].choices = ((snapshot.id,
snapshot), )
try:
# Set the volume type from the original volume
orig_volume = cinder.volume_get(request,
snapshot.volume_id)
self.fields['type'].initial = orig_volume.volume_type
except Exception:
pass
self.fields['size'].help_text = _(
'Volume size must be equal '
'to or greater than the snapshot size (%sGB)' %
snapshot.size)
del self.fields['image_source']
del self.fields['volume_source_type']
except Exception:
exceptions.handle(request,
_('Unable to load the specified snapshot.'))
elif ('image_id' in request.GET):
try:
image = self.get_image(request, request.GET["image_id"])
image.bytes = image.size
self.fields['name'].initial = image.name
self.fields['size'].initial = functions.bytes_to_gigabytes(
image.size)
self.fields['image_source'].choices = ((image.id, image), )
self.fields['size'].help_text = _(
'Volume size must be equal '
'to or greater than the image size (%s)' %
filesizeformat(image.size))
del self.fields['snapshot_source']
del self.fields['volume_source_type']
except Exception:
msg = _('Unable to load the specified image. %s')
exceptions.handle(request, msg % request.GET['image_id'])
else:
source_type_choices = []
try:
snapshots = cinder.volume_snapshot_list(request)
if snapshots:
source_type_choices.append(
("snapshot_source", _("Snapshot")))
choices = [('', _("Choose a snapshot"))] + \
[(s.id, s) for s in snapshots]
self.fields['snapshot_source'].choices = choices
else:
del self.fields['snapshot_source']
except Exception:
exceptions.handle(request,
_("Unable to retrieve "
"volume snapshots."))
images = utils.get_available_images(request,
request.user.tenant_id)
if images:
source_type_choices.append(("image_source", _("Image")))
choices = [('', _("Choose an image"))]
for image in images:
image.bytes = image.size
image.size = functions.bytes_to_gigabytes(image.bytes)
choices.append((image.id, image))
self.fields['image_source'].choices = choices
else:
del self.fields['image_source']
if source_type_choices:
choices = (
[('no_source_type', _("No source, empty volume."))] +
source_type_choices)
self.fields['volume_source_type'].choices = choices
else:
del self.fields['volume_source_type']
