def get_help_text(self, extra_context=None):
extra = {} if extra_context is None else dict(extra_context)
try:
extra['usages'] = quotas.tenant_quota_usages(
self.request,
targets=('instances', 'cores', 'ram', 'volumes', 'gigabytes'))
extra['usages_json'] = json.dumps(extra['usages'])
extra['cinder_enabled'] = \
base.is_service_enabled(self.request, 'volume')
flavors = json.dumps([f._info for f in
instance_utils.flavor_list(self.request)])
extra['flavors'] = flavors
images = image_utils.get_available_images(
self.request, self.initial['project_id'], self._images_cache)
if images is not None:
attrs = [{'id': i.id,
'min_disk': getattr(i, 'min_disk', 0),
'min_ram': getattr(i, 'min_ram', 0),
'size': functions.bytes_to_gigabytes(i.size)}
for i in images]
extra['images'] = json.dumps(attrs)
except Exception:
exceptions.handle(self.request,
_("Unable to retrieve quota information."))
return super(SetInstanceDetailsAction, self).get_help_text(extra)
def __init__(self, *args, **kwargs):
super(LaunchMarketImage, self).__init__(*args, **kwargs)
self.avail_zone = 'nova'
name = self.request.user.username.split('@')[0]
self.instance_name = random_name(prefix=name)
self.nics = []
self.private_ip = ''
self.floating_ip = None
self.port = None
self.vpn_username = None
self.vpn_password = None
self.success_message = _('Created %(count)s named "%(name)s". '
'Please check account and password for this virtual machine in %(email)s.') % {
"count": _("instance"), "name": self.instance_name, "email": self.request.user.username
}
if get_language() == 'en':
self.vpn_email_template = 'project/instances/vpn_email_en.html'
self.instance_email_template = 'project/instances/email_instance_info_en.html'
elif get_language() == 'zh-cn':
self.vpn_email_template = 'project/instances/vpn_email.html'
self.instance_email_template = 'project/instances/email_instance_info.html'
image_id = kwargs.get('initial', {}).get('image_id', "")
hypervisor_type = 'docker'
try:
image = api.glance.image_get(self.request, image_id)
hypervisor_type = image.properties.get('hypervisor_type', '')
except Exception:
pass
flavors = instance_utils.flavor_list(self.request)
if flavors:
self.fields['flavor'].choices = \
instance_utils.sort_match_flavor_list(self.request, flavors, hypervisor_type)
self.fields['image_name'].widget.attrs['readonly'] = True
def get_help_text(self, extra_context=None):
extra = {} if extra_context is None else dict(extra_context)
try:
extra['usages'] = quotas.tenant_quota_usages(
self.request,
targets=('instances', 'cores', 'ram', 'volumes', 'gigabytes'))
extra['usages_json'] = json.dumps(extra['usages'])
extra['cinder_enabled'] = \
base.is_service_enabled(self.request, 'volume')
flavors = json.dumps(
[f._info for f in instance_utils.flavor_list(self.request)])
extra['flavors'] = flavors
images = image_utils.get_available_images(
self.request, self.initial['project_id'], self._images_cache)
if images is not None:
attrs = [{
'id': i.id,
'min_disk': getattr(i, 'min_disk', 0),
'min_ram': getattr(i, 'min_ram', 0),
'size': functions.bytes_to_gigabytes(i.size)
} for i in images]
extra['images'] = json.dumps(attrs)
except Exception:
exceptions.handle(self.request,
_("Unable to retrieve quota information."))
return super().get_help_text(extra)
def get_help_text(self, extra_context=None):
extra = {} if extra_context is None else dict(extra_context)
try:
data = api.order.order_hypervisor(self.request,
self.context['start_time'],
self.context['stop_time'])
total_restouce = data.get('total_resource', None)
free_resource = data.get('free_resource', None)
extra['usages'] = {
'disk': {
'available':
free_resource.get('disk', None),
'used':
total_restouce.get('disk', None) -
free_resource.get('disk', None),
'quota':
total_restouce.get('disk', None),
},
'cores': {
'available':
free_resource.get('vcpus', None),
'used':
total_restouce.get('vcpus', None) -
free_resource.get('vcpus', None),
'quota':
total_restouce.get('vcpus', None),
},
'ram': {
'available':
free_resource.get('ram', None),
'used':
total_restouce.get('ram', None) -
free_resource.get('ram', None),
'quota':
total_restouce.get('ram', None),
}
}
extra['usages_json'] = json.dumps(extra['usages'])
flavors = json.dumps(
[f._info for f in instance_utils.flavor_list(self.request)])
extra['flavors'] = flavors
images = image_utils.get_available_images(
self.request, self.initial['project_id'], self._images_cache)
if images is not None:
attrs = [{
'id': i.id,
'min_disk': getattr(i, 'min_disk', 0),
'min_ram': getattr(i, 'min_ram', 0),
'size': functions.bytes_to_gigabytes(i.size)
} for i in images]
extra['images'] = json.dumps(attrs)
except Exception:
exceptions.handle(self.request,
_("Unable to retrieve quota information."))
return super(SetInstanceDetailsAction, self).get_help_text(extra)
def _get_flavor(self, flavor_id):
try:
# We want to retrieve details for a given flavor,
# however flavor_list uses a memoized decorator
# so it is used instead of flavor_get to reduce the number
# of API calls.
flavors = instance_utils.flavor_list(self.request)
flavor = [x for x in flavors if x.id == flavor_id][0]
except IndexError:
flavor = None
return flavor
def _get_flavor(self, flavor_id):
try:
# We want to retrieve details for a given flavor,
# however flavor_list uses a memoized decorator
# so it is used instead of flavor_get to reduce the number
# of API calls.
flavors = instance_utils.flavor_list(self.request)
flavor = [x for x in flavors if x.id == flavor_id][0]
except IndexError:
flavor = None
return flavor
def get_help_text(self):
extra = {}
try:
extra['usages'] = api.nova.tenant_absolute_limits(self.request)
extra['usages_json'] = json.dumps(extra['usages'])
flavors = json.dumps([f._info for f in
instance_utils.flavor_list(self.request)])
extra['flavors'] = flavors
except Exception:
exceptions.handle(self.request,
_("Unable to retrieve quota information."))
return super(SetFlavorChoiceAction, self).get_help_text(extra)
def get_help_text(self):
extra = {}
try:
extra['usages'] = api.nova.tenant_absolute_limits(self.request)
extra['usages_json'] = json.dumps(extra['usages'])
flavors = json.dumps(
[f._info for f in instance_utils.flavor_list(self.request)])
extra['flavors'] = flavors
except Exception:
exceptions.handle(self.request,
_("Unable to retrieve quota information."))
return super(SetFlavorChoiceAction, self).get_help_text(extra)
def get_help_text(self, extra_context=None):
extra = {} if extra_context is None else dict(extra_context)
try:
extra['usages'] = api.nova.tenant_absolute_limits(self.request)
extra['usages_json'] = json.dumps(extra['usages'])
flavors = json.dumps([f._info for f in
instance_utils.flavor_list(self.request)])
extra['flavors'] = flavors
except Exception:
exceptions.handle(self.request,
_("Unable to retrieve quota information."))
return super(SetAddSimulationDetailsAction, self).get_help_text(extra)
def _get_flavors(self, request, source_type=None):
sorted_flavors_list = []
if source_type:
flavors = instance_utils.flavor_list(request)
if flavors:
new_flavors = []
for flavor in flavors:
flavor_name = str(flavor.name)
if flavor_name.startswith(source_type):
new_flavors.append(flavor)
sorted_flavors_list = instance_utils.sort_flavor_list(request, new_flavors)
return sorted_flavors_list
def _get_flavors(self, request, source_type=None):
sorted_flavors_list = []
if source_type:
flavors = instance_utils.flavor_list(request)
if flavors:
new_flavors = []
for flavor in flavors:
flavor_name = str(flavor.name)
if flavor_name.startswith(source_type):
new_flavors.append(flavor)
sorted_flavors_list = instance_utils.sort_flavor_list(
request, new_flavors)
return sorted_flavors_list
def __init__(self, *args, **kwargs):
try:
request = args[0]
template_string = ""
if "template_upload" in kwargs:
template_upload = kwargs.pop('template_upload')
super(ImportNodegroupTemplateDetailsForm, self).__init__(
*args, **kwargs)
template_string = template_upload.read()
self.fields["template"].initial = template_string
else:
super(ImportNodegroupTemplateDetailsForm, self).__init__(
*args, **kwargs)
template_string = self.data["template"]
template_json = json.loads(template_string)
template_json = template_json["node_group_template"]
security_group_list = neutron.security_group_list(request)
security_group_choices = \
[(sg.id, sg.name) for sg in security_group_list]
self.fields["security_groups"].choices = security_group_choices
pools = neutron.floating_ip_pools_list(request)
pool_choices = [(pool.id, pool.name) for pool in pools]
pool_choices.insert(0, (None, "Do not assign floating IPs"))
self.fields["floating_ip_pool"].choices = pool_choices
flavors = nova_utils.flavor_list(request)
if flavors:
self.fields["flavor"].choices = nova_utils.sort_flavor_list(
request, flavors)
else:
self.fields["flavor"].choices = []
version = (template_json.get("hadoop_version", None) or
template_json["plugin_version"])
self.fields["image_id"].choices = \
self._populate_image_choices(request,
template_json["plugin_name"],
version)
except (ValueError, KeyError):
raise exceptions.BadRequest(_("Could not parse template"))
except Exception:
exceptions.handle(request)
def __init__(self, *args, **kwargs):
try:
request = args[0]
template_string = ""
if "template_upload" in kwargs:
template_upload = kwargs.pop('template_upload')
super(ImportNodegroupTemplateDetailsForm,
self).__init__(*args, **kwargs)
template_string = template_upload.read()
self.fields["template"].initial = template_string
else:
super(ImportNodegroupTemplateDetailsForm,
self).__init__(*args, **kwargs)
template_string = self.data["template"]
template_json = json.loads(template_string)
template_json = template_json["node_group_template"]
security_group_list = neutron.security_group_list(request)
security_group_choices = \
[(sg.id, sg.name) for sg in security_group_list]
self.fields["security_groups"].choices = security_group_choices
pools = neutron.floating_ip_pools_list(request)
pool_choices = [(pool.id, pool.name) for pool in pools]
pool_choices.insert(0, (None, "Do not assign floating IPs"))
self.fields["floating_ip_pool"].choices = pool_choices
flavors = nova_utils.flavor_list(request)
if flavors:
self.fields["flavor"].choices = nova_utils.sort_flavor_list(
request, flavors)
else:
self.fields["flavor"].choices = []
version = (template_json.get("hadoop_version", None)
or template_json["plugin_version"])
self.fields["image_id"].choices = \
self._populate_image_choices(request,
template_json["plugin_name"],
version)
except (ValueError, KeyError):
raise exceptions.BadRequest(_("Could not parse template"))
except Exception:
exceptions.handle(request)
def get_help_text(self, extra_context=None):
extra = extra_context or {}
try:
extra["usages"] = api.nova.tenant_absolute_limits(self.request)
extra["usages_json"] = json.dumps(extra["usages"])
flavors = json.dumps([f._info for f in instance_utils.flavor_list(self.request)])
extra["flavors"] = flavors
images = image_utils.get_available_images(self.request, self.initial["project_id"], self._images_cache)
if images is not None:
attrs = [
{"id": i.id, "min_disk": getattr(i, "min_disk", 0), "min_ram": getattr(i, "min_ram", 0)}
for i in images
]
extra["images"] = json.dumps(attrs)
except Exception:
exceptions.handle(self.request, _("Unable to retrieve quota information."))
return super(SetInstanceDetailsAction, self).get_help_text(extra)
def get_dcs(request):
dcs = []
for zone in get_zones(request, False):
try:
limit = api.proxy.project_absolute_limits(request, zone.id)
if limit.maxTotalInstances - limit.totalInstancesUsed <= 0:
disabled = True
else:
disabled = zone.disabled
except:
disabled = True
_flavors = instance_utils.flavor_list(request, zone.id)
flavors = instance_utils.sort_flavor_list(request, _flavors)
dcs.append({"id": zone.id, "name": zone.name,
"disabled": disabled, "flavors": flavors})
random.shuffle(dcs)
return HttpResponse(json.dumps({"dcs": dcs}), content_type='application/json')
def get_help_text(self, extra_context=None):
extra = extra_context or {}
try:
extra['usages'] = api.nova.tenant_absolute_limits(self.request)
extra['usages_json'] = json.dumps(extra['usages'])
flavors = json.dumps([f._info for f in
instance_utils.flavor_list(self.request)])
extra['flavors'] = flavors
images = image_utils.get_available_images(
self.request, self.initial['project_id'], self._images_cache)
if images is not None:
attrs = [{'id': i.id,
'min_disk': getattr(i, 'min_disk', 0),
'min_ram': getattr(i, 'min_ram', 0)}
for i in images]
extra['images'] = json.dumps(attrs)
except Exception:
exceptions.handle(self.request,
_("Unable to retrieve quota information."))
return super(SetInstanceDetailsAction, self).get_help_text(extra)
def get_help_text(self, extra_context=None):
extra = {} if extra_context is None else dict(extra_context)
try:
extra['usages'] = api.nova.tenant_absolute_limits(self.request)
extra['usages_json'] = json.dumps(extra['usages'])
flavors = json.dumps([f._info for f in
instance_utils.flavor_list(self.request)])
extra['flavors'] = flavors
images = image_utils.get_available_images(
self.request, images_cache=self._images_cache)
if images is not None:
attrs = [{'id': i.id,
'min_disk': getattr(i, 'min_disk', 0),
'min_ram': getattr(i, 'min_ram', 0),
'size': functions.bytes_to_gigabytes(i.size)}
for i in images]
extra['images'] = json.dumps(attrs)
except Exception:
exceptions.handle(self.request,
_("Unable to retrieve quota information."))
return super(CreateVPNDetailAction, self).get_help_text(extra)
def get_help_text(self):
extra = {}
try:
extra['usages'] = api.nova.tenant_absolute_limits(self.request)
extra['usages_json'] = json.dumps(extra['usages'])
flavors = json.dumps([f._info for f in
instance_utils.flavor_list(self.request)])
extra['flavors'] = flavors
images = image_utils.get_available_images(self.request,
self.initial['project_id'],
self._images_cache)
if images is not None:
attrs = [{'id': i.id,
'min_disk': getattr(i, 'min_disk', 0),
'min_ram': getattr(i, 'min_ram', 0)}
for i in images]
extra['images'] = json.dumps(attrs)
except Exception:
exceptions.handle(self.request,
_("Unable to retrieve quota information."))
return super(SetInstanceDetailsAction, self).get_help_text(extra)
def get_help_text(self, extra_context=None):
extra = {} if extra_context is None else dict(extra_context)
try:
extra['usages'] = api.nova.tenant_absolute_limits(self.request)
extra['usages_json'] = json.dumps(extra['usages'])
flavors = json.dumps(
[f._info for f in instance_utils.flavor_list(self.request)])
extra['flavors'] = flavors
images = image_utils.get_available_images(
self.request, images_cache=self._images_cache)
if images is not None:
attrs = [{
'id': i.id,
'min_disk': getattr(i, 'min_disk', 0),
'min_ram': getattr(i, 'min_ram', 0),
'size': functions.bytes_to_gigabytes(i.size)
} for i in images]
extra['images'] = json.dumps(attrs)
except Exception:
exceptions.handle(self.request,
_("Unable to retrieve quota information."))
return super(CreateVPNDetailAction, self).get_help_text(extra)
def __init__(self, *args, **kwargs):
super(LaunchMarketImage, self).__init__(*args, **kwargs)
self.avail_zone = 'nova'
name = self.request.user.username.split('@')[0]
self.instance_name = random_name(prefix=name)
self.nics = []
self.private_ip = ''
self.floating_ip = None
self.port = None
self.vpn_username = None
self.vpn_password = None
self.success_message = _(
'Created %(count)s named "%(name)s". '
'Please check account and password for this virtual machine in %(email)s.'
) % {
"count": _("instance"),
"name": self.instance_name,
"email": self.request.user.username
}
if get_language() == 'en':
self.vpn_email_template = 'project/instances/vpn_email_en.html'
self.instance_email_template = 'project/instances/email_instance_info_en.html'
elif get_language() == 'zh-cn':
self.vpn_email_template = 'project/instances/vpn_email.html'
self.instance_email_template = 'project/instances/email_instance_info.html'
image_id = kwargs.get('initial', {}).get('image_id', "")
hypervisor_type = 'docker'
try:
image = api.glance.image_get(self.request, image_id)
hypervisor_type = image.properties.get('hypervisor_type', '')
except Exception:
pass
flavors = instance_utils.flavor_list(self.request)
if flavors:
self.fields['flavor'].choices = \
instance_utils.sort_match_flavor_list(self.request, flavors, hypervisor_type)
self.fields['image_name'].widget.attrs['readonly'] = True
def flavor_list(request):
return instance_utils.flavor_list(request)
def populate_flavor_choices(self, request, context):
flavors = nova_utils.flavor_list(request)
if flavors:
return nova_utils.sort_flavor_list(request, flavors)
return []
def clean(self):
cleaned_data = super(SetInstanceDetailsAction, self).clean()
count = cleaned_data.get("count", 1)
# Prevent launching more instances than the quota allows
usages = quotas.tenant_quota_usages(self.request)
available_count = usages["instances"]["available"]
if available_count < count:
error_message = ungettext_lazy(
"The requested instance "
"cannot be launched as you only "
"have %(avail)i of your quota "
"available. ",
"The requested %(req)i instances "
"cannot be launched as you only "
"have %(avail)i of your quota "
"available.",
count,
)
params = {"req": count, "avail": available_count}
raise forms.ValidationError(error_message % params)
# Validate our instance source.
source_type = self.data.get("source_type", None)
if source_type in ("image_id", "volume_image_id"):
if source_type == "volume_image_id":
if not self.data.get("volume_size", None):
msg = _("You must set volume size")
self._errors["volume_size"] = self.error_class([msg])
if not cleaned_data.get("device_name"):
msg = _("You must set device name")
self._errors["device_name"] = self.error_class([msg])
if not cleaned_data.get("image_id"):
msg = _("You must select an image.")
self._errors["image_id"] = self.error_class([msg])
else:
# Prevents trying to launch an image needing more resources.
try:
image_id = cleaned_data.get("image_id")
# We want to retrieve details for a given image,
# however get_available_images uses a cache of image list,
# so it is used instead of image_get to reduce the number
# of API calls.
images = image_utils.get_available_images(
self.request, self.context.get("project_id"), self._images_cache
)
image = [x for x in images if x.id == image_id][0]
except IndexError:
image = None
try:
flavor_id = cleaned_data.get("flavor")
# We want to retrieve details for a given flavor,
# however flavor_list uses a memoized decorator
# so it is used instead of flavor_get to reduce the number
# of API calls.
flavors = instance_utils.flavor_list(self.request)
flavor = [x for x in flavors if x.id == flavor_id][0]
except IndexError:
flavor = None
if image and flavor:
props_mapping = (("min_ram", "ram"), ("min_disk", "disk"))
for iprop, fprop in props_mapping:
if getattr(image, iprop) > 0 and getattr(image, iprop) > getattr(flavor, fprop):
msg = _(
"The flavor '%(flavor)s' is too small "
"for requested image.\n"
"Minimum requirements: "
"%(min_ram)s MB of RAM and "
"%(min_disk)s GB of Root Disk."
) % {"flavor": flavor.name, "min_ram": image.min_ram, "min_disk": image.min_disk}
self._errors["image_id"] = self.error_class([msg])
break # Not necessary to continue the tests.
volume_size = cleaned_data.get("volume_size")
if volume_size and source_type == "volume_image_id":
volume_size = int(volume_size)
img_gigs = functions.bytes_to_gigabytes(image.size)
smallest_size = max(img_gigs, image.min_disk)
if volume_size < smallest_size:
msg = _(
"The Volume size is too small for the"
" '%(image_name)s' image and has to be"
" greater than or equal to "
"'%(smallest_size)d' GB."
) % {"image_name": image.name, "smallest_size": smallest_size}
self._errors["volume_size"] = self.error_class([msg])
elif source_type == "instance_snapshot_id":
if not cleaned_data["instance_snapshot_id"]:
msg = _("You must select a snapshot.")
self._errors["instance_snapshot_id"] = self.error_class([msg])
elif source_type == "volume_id":
if not cleaned_data.get("volume_id"):
msg = _("You must select a volume.")
self._errors["volume_id"] = self.error_class([msg])
# Prevent launching multiple instances with the same volume.
# TODO(gabriel): is it safe to launch multiple instances with
# a snapshot since it should be cloned to new volumes?
if count > 1:
msg = _("Launching multiple instances is only supported for " "images and instance snapshots.")
raise forms.ValidationError(msg)
elif source_type == "volume_snapshot_id":
if not cleaned_data.get("volume_snapshot_id"):
msg = _("You must select a snapshot.")
self._errors["volume_snapshot_id"] = self.error_class([msg])
if not cleaned_data.get("device_name"):
msg = _("You must set device name")
self._errors["device_name"] = self.error_class([msg])
return cleaned_data
def _flavor_choices(self, request):
flavors = utils.flavor_list(request)
if flavors:
return utils.sort_flavor_list(request, flavors)
return []
def flavor_get(request, flavor_id):
flavors = instance_utils.flavor_list(request)
flavor = [x for x in flavors if x.id == flavor_id][0]
return flavor
def clean(self):
cleaned_data = super(SetInstanceDetailsAction, self).clean()
count = cleaned_data.get('count', 1)
# Prevent launching more instances than the quota allows
usages = quotas.tenant_quota_usages(self.request)
available_count = usages['instances']['available']
if available_count < count:
error_message = ungettext_lazy(
'The requested instance '
'cannot be launched as you only '
'have %(avail)i of your quota '
'available. ', 'The requested %(req)i instances '
'cannot be launched as you only '
'have %(avail)i of your quota '
'available.', count)
params = {'req': count, 'avail': available_count}
raise forms.ValidationError(error_message % params)
try:
flavor_id = cleaned_data.get('flavor')
# We want to retrieve details for a given flavor,
# however flavor_list uses a memoized decorator
# so it is used instead of flavor_get to reduce the number
# of API calls.
flavors = instance_utils.flavor_list(self.request)
flavor = [x for x in flavors if x.id == flavor_id][0]
except IndexError:
flavor = None
count_error = []
# Validate cores and ram.
available_cores = usages['cores']['available']
if flavor and available_cores < count * flavor.vcpus:
count_error.append(
_("Cores(Available: %(avail)s, "
"Requested: %(req)s)") % {
'avail': available_cores,
'req': count * flavor.vcpus
})
available_ram = usages['ram']['available']
if flavor and available_ram < count * flavor.ram:
count_error.append(
_("RAM(Available: %(avail)s, "
"Requested: %(req)s)") % {
'avail': available_ram,
'req': count * flavor.ram
})
if count_error:
value_str = ", ".join(count_error)
msg = (_('The requested instance cannot be launched. '
'The following requested resource(s) exceed '
'quota(s): %s.') % value_str)
if count == 1:
self._errors['flavor'] = self.error_class([msg])
else:
self._errors['count'] = self.error_class([msg])
# Validate our instance source.
source_type = self.data.get('source_type', None)
if source_type in ('image_id', 'volume_image_id'):
if source_type == 'volume_image_id':
volume_size = self.data.get('volume_size', None)
if not volume_size:
msg = _("You must set volume size")
self._errors['volume_size'] = self.error_class([msg])
if float(volume_size) <= 0:
msg = _("Volume size must be greater than 0")
self._errors['volume_size'] = self.error_class([msg])
if not cleaned_data.get('device_name'):
msg = _("You must set device name")
self._errors['device_name'] = self.error_class([msg])
if not cleaned_data.get('image_id'):
msg = _("You must select an image.")
self._errors['image_id'] = self.error_class([msg])
else:
# Prevents trying to launch an image needing more resources.
try:
image_id = cleaned_data.get('image_id')
# We want to retrieve details for a given image,
# however get_available_images uses a cache of image list,
# so it is used instead of image_get to reduce the number
# of API calls.
images = image_utils.get_available_images(
self.request, self.context.get('project_id'),
self._images_cache)
image = [x for x in images if x.id == image_id][0]
except IndexError:
image = None
if image and flavor:
props_mapping = (("min_ram", "ram"), ("min_disk", "disk"))
for iprop, fprop in props_mapping:
if getattr(image, iprop) > 0 and \
getattr(image, iprop) > getattr(flavor, fprop):
msg = (_("The flavor '%(flavor)s' is too small "
"for requested image.\n"
"Minimum requirements: "
"%(min_ram)s MB of RAM and "
"%(min_disk)s GB of Root Disk.") % {
'flavor': flavor.name,
'min_ram': image.min_ram,
'min_disk': image.min_disk
})
self._errors['image_id'] = self.error_class([msg])
break # Not necessary to continue the tests.
volume_size = cleaned_data.get('volume_size')
if volume_size and source_type == 'volume_image_id':
volume_size = int(volume_size)
img_gigs = functions.bytes_to_gigabytes(image.size)
smallest_size = max(img_gigs, image.min_disk)
if volume_size < smallest_size:
msg = (_("The Volume size is too small for the"
" '%(image_name)s' image and has to be"
" greater than or equal to "
"'%(smallest_size)d' GB.") % {
'image_name': image.name,
'smallest_size': smallest_size
})
self._errors['volume_size'] = self.error_class(
[msg])
elif source_type == 'instance_snapshot_id':
if not cleaned_data['instance_snapshot_id']:
msg = _("You must select a snapshot.")
self._errors['instance_snapshot_id'] = self.error_class([msg])
elif source_type == 'volume_id':
if not cleaned_data.get('volume_id'):
msg = _("You must select a volume.")
self._errors['volume_id'] = self.error_class([msg])
# Prevent launching multiple instances with the same volume.
# TODO(gabriel): is it safe to launch multiple instances with
# a snapshot since it should be cloned to new volumes?
if count > 1:
msg = _('Launching multiple instances is only supported for '
'images and instance snapshots.')
raise forms.ValidationError(msg)
elif source_type == 'volume_snapshot_id':
if not cleaned_data.get('volume_snapshot_id'):
msg = _("You must select a snapshot.")
self._errors['volume_snapshot_id'] = self.error_class([msg])
if not cleaned_data.get('device_name'):
msg = _("You must set device name")
self._errors['device_name'] = self.error_class([msg])
return cleaned_data
def get_context_data(self, **kwargs):
context = super(LaunchMarketImageView, self).get_context_data(**kwargs)
context['image'] = self.get_object()
context['flavors'] = json.dumps([f._info for f in
instance_utils.flavor_list(self.request)])
return context
def clean(self):
cleaned_data = super(SetInstanceDetailsAction, self).clean()
count = cleaned_data.get('count', 1)
# Prevent launching more instances than the quota allows
usages = quotas.tenant_quota_usages(self.request)
available_count = usages['instances']['available']
if available_count < count:
error_message = ungettext_lazy('The requested instance '
'cannot be launched as you only '
'have %(avail)i of your quota '
'available. ',
'The requested %(req)i instances '
'cannot be launched as you only '
'have %(avail)i of your quota '
'available.',
count)
params = {'req': count,
'avail': available_count}
raise forms.ValidationError(error_message % params)
try:
flavor_id = cleaned_data.get('flavor')
# We want to retrieve details for a given flavor,
# however flavor_list uses a memoized decorator
# so it is used instead of flavor_get to reduce the number
# of API calls.
flavors = instance_utils.flavor_list(self.request)
flavor = [x for x in flavors if x.id == flavor_id][0]
except IndexError:
flavor = None
count_error = []
# Validate cores and ram.
available_cores = usages['cores']['available']
if flavor and available_cores < count * flavor.vcpus:
count_error.append(_("Cores(Available: %(avail)s, "
"Requested: %(req)s)")
% {'avail': available_cores,
'req': count * flavor.vcpus})
available_ram = usages['ram']['available']
if flavor and available_ram < count * flavor.ram:
count_error.append(_("RAM(Available: %(avail)s, "
"Requested: %(req)s)")
% {'avail': available_ram,
'req': count * flavor.ram})
if count_error:
value_str = ", ".join(count_error)
msg = (_('The requested instance cannot be launched. '
'The following requested resource(s) exceed '
'quota(s): %s.') % value_str)
if count == 1:
self._errors['flavor'] = self.error_class([msg])
else:
self._errors['count'] = self.error_class([msg])
# Validate our instance source.
source_type = self.data.get('source_type', None)
if source_type in ('image_id', 'volume_image_id'):
if source_type == 'volume_image_id':
if not self.data.get('volume_size', None):
msg = _("You must set volume size")
self._errors['volume_size'] = self.error_class([msg])
if not cleaned_data.get('device_name'):
msg = _("You must set device name")
self._errors['device_name'] = self.error_class([msg])
if not cleaned_data.get('image_id'):
msg = _("You must select an image.")
self._errors['image_id'] = self.error_class([msg])
else:
# Prevents trying to launch an image needing more resources.
try:
image_id = cleaned_data.get('image_id')
# We want to retrieve details for a given image,
# however get_available_images uses a cache of image list,
# so it is used instead of image_get to reduce the number
# of API calls.
images = image_utils.get_available_images(
self.request,
self.context.get('project_id'),
self._images_cache)
image = [x for x in images if x.id == image_id][0]
except IndexError:
image = None
if image and flavor:
props_mapping = (("min_ram", "ram"), ("min_disk", "disk"))
for iprop, fprop in props_mapping:
if getattr(image, iprop) > 0 and \
getattr(image, iprop) > getattr(flavor, fprop):
msg = (_("The flavor '%(flavor)s' is too small "
"for requested image.\n"
"Minimum requirements: "
"%(min_ram)s MB of RAM and "
"%(min_disk)s GB of Root Disk.") %
{'flavor': flavor.name,
'min_ram': image.min_ram,
'min_disk': image.min_disk})
self._errors['image_id'] = self.error_class([msg])
break # Not necessary to continue the tests.
volume_size = cleaned_data.get('volume_size')
if volume_size and source_type == 'volume_image_id':
volume_size = int(volume_size)
img_gigs = functions.bytes_to_gigabytes(image.size)
smallest_size = max(img_gigs, image.min_disk)
if volume_size < smallest_size:
msg = (_("The Volume size is too small for the"
" '%(image_name)s' image and has to be"
" greater than or equal to "
"'%(smallest_size)d' GB.") %
{'image_name': image.name,
'smallest_size': smallest_size})
self._errors['volume_size'] = self.error_class(
[msg])
elif source_type == 'instance_snapshot_id':
if not cleaned_data['instance_snapshot_id']:
msg = _("You must select a snapshot.")
self._errors['instance_snapshot_id'] = self.error_class([msg])
elif source_type == 'volume_id':
if not cleaned_data.get('volume_id'):
msg = _("You must select a volume.")
self._errors['volume_id'] = self.error_class([msg])
# Prevent launching multiple instances with the same volume.
# TODO(gabriel): is it safe to launch multiple instances with
# a snapshot since it should be cloned to new volumes?
if count > 1:
msg = _('Launching multiple instances is only supported for '
'images and instance snapshots.')
raise forms.ValidationError(msg)
elif source_type == 'volume_snapshot_id':
if not cleaned_data.get('volume_snapshot_id'):
msg = _("You must select a snapshot.")
self._errors['volume_snapshot_id'] = self.error_class([msg])
if not cleaned_data.get('device_name'):
msg = _("You must set device name")
self._errors['device_name'] = self.error_class([msg])
return cleaned_data
def populate_flavor_choices(self, request, context):
flavors = instance_utils.flavor_list(request)
if flavors:
return instance_utils.sort_flavor_list(request, flavors)
return []
def _flavor_choices(self, request):
flavors = utils.flavor_list(request)
if flavors:
return utils.sort_flavor_list(request, flavors)
return []
