77 lines
3.0 KiB
Python
77 lines
3.0 KiB
Python
# 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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from django.urls import reverse
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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.api import cinder
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class CreateCGroupForm(forms.SelfHandlingForm):
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name = forms.CharField(max_length=255, label=_("Consistency Group Name"))
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description = forms.CharField(max_length=255,
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widget=forms.Textarea(attrs={'rows': 4}),
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label=_("Description"),
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required=False)
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snapshot_source = forms.ChoiceField(
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label=_("Use snapshot as a source"),
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widget=forms.ThemableSelectWidget(
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attrs={'class': 'snapshot-selector'},
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data_attrs=('name'),
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transform=lambda x: "%s" % (x.name)),
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required=False)
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def prepare_snapshot_source_field(self, request, cg_snapshot_id):
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try:
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cg_snapshot = cinder.volume_cg_snapshot_get(request,
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cg_snapshot_id)
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self.fields['snapshot_source'].choices = ((cg_snapshot_id,
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cg_snapshot),)
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except Exception:
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exceptions.handle(request,
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_('Unable to load the specified snapshot.'))
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def __init__(self, request, *args, **kwargs):
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super(CreateCGroupForm, self).__init__(request, *args, **kwargs)
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# populate cgroup_id
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cg_snapshot_id = kwargs.get('initial', {}).get('cg_snapshot_id', [])
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self.fields['cg_snapshot_id'] = forms.CharField(
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widget=forms.HiddenInput(),
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initial=cg_snapshot_id)
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self.prepare_snapshot_source_field(request, cg_snapshot_id)
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def handle(self, request, data):
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try:
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message = _('Creating consistency group "%s".') % data['name']
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cgroup = cinder.volume_cgroup_create_from_source(
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request,
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data['name'],
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cg_snapshot_id=data['cg_snapshot_id'],
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description=data['description'])
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messages.info(request, message)
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return cgroup
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except Exception:
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redirect = reverse("horizon:project:cg_snapshots:index")
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msg = _('Unable to create consistency '
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'group "%s" from snapshot.') % data['name']
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exceptions.handle(request,
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msg,
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redirect=redirect)
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