110 lines
4.3 KiB
Python
110 lines
4.3 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright 2012 United States Government as represented by the
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# Administrator of the National Aeronautics and Space Administration.
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# All Rights Reserved.
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#
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# Copyright 2012 Nebula, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import logging
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import uuid
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from django.utils.translation import ugettext_lazy as _
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from horizon import exceptions
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from horizon import forms
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from horizon import messages
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from openstack_dashboard import api
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LOG = logging.getLogger(__name__)
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class CreateFlavor(forms.SelfHandlingForm):
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name = forms.CharField(max_length="25", label=_("Name"))
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vcpus = forms.IntegerField(label=_("VCPUs"))
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memory_mb = forms.IntegerField(label=_("RAM MB"))
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disk_gb = forms.IntegerField(label=_("Root Disk GB"))
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eph_gb = forms.IntegerField(label=_("Ephemeral Disk GB"))
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def clean_name(self):
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name = self.cleaned_data.get('name')
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try:
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flavors = api.nova.flavor_list(self.request)
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except:
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flavors = []
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msg = _('Unable to get flavor list')
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exceptions.check_message(["Connection", "refused"], msg)
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raise
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if flavors is not None:
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for flavor in flavors:
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if flavor.name == name:
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raise forms.ValidationError(
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_('The name "%s" is already used by another flavor.')
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% name
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)
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return name
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def handle(self, request, data):
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try:
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flavor = api.nova.flavor_create(request,
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data['name'],
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data['memory_mb'],
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data['vcpus'],
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data['disk_gb'],
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uuid.uuid4(),
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ephemeral=data['eph_gb'])
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msg = _('Created flavor "%s".') % data['name']
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messages.success(request, msg)
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return flavor
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except:
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exceptions.handle(request, _("Unable to create flavor."))
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class EditFlavor(CreateFlavor):
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flavor_id = forms.IntegerField(widget=forms.widgets.HiddenInput)
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def clean_name(self):
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return self.cleaned_data['name']
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def handle(self, request, data):
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try:
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flavor_id = data['flavor_id']
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# grab any existing extra specs, because flavor edit currently
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# implemented as a delete followed by a create
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extras_dict = api.nova.flavor_get_extras(self.request, flavor_id)
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# First mark the existing flavor as deleted.
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api.nova.flavor_delete(request, data['flavor_id'])
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# Then create a new flavor with the same name but a new ID.
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# This is in the same try/except block as the delete call
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# because if the delete fails the API will error out because
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# active flavors can't have the same name.
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new_flavor_id = uuid.uuid4()
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flavor = api.nova.flavor_create(request,
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data['name'],
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data['memory_mb'],
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data['vcpus'],
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data['disk_gb'],
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new_flavor_id,
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ephemeral=data['eph_gb'])
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if (len(extras_dict) > 0):
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api.nova.flavor_extra_set(request, new_flavor_id, extras_dict)
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msg = _('Updated flavor "%s".') % data['name']
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messages.success(request, msg)
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return flavor
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except:
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exceptions.handle(request, _("Unable to update flavor."))
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