156 lines
6.7 KiB
Python
156 lines
6.7 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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"""
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Views for managing Nova images.
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"""
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import logging
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from django import shortcuts
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from django.contrib import messages
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from django.core.urlresolvers import reverse
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from django.utils.text import normalize_newlines
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from django.utils.translation import ugettext as _
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from horizon import api
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from horizon import exceptions
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from horizon import forms
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LOG = logging.getLogger(__name__)
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class UpdateImageForm(forms.SelfHandlingForm):
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image_id = forms.CharField(widget=forms.HiddenInput())
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name = forms.CharField(max_length="25", label=_("Name"))
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kernel = forms.CharField(max_length="25", label=_("Kernel ID"),
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required=False)
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ramdisk = forms.CharField(max_length="25", label=_("Ramdisk ID"),
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required=False)
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architecture = forms.CharField(label=_("Architecture"), required=False)
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container_format = forms.CharField(label=_("Container Format"),
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required=False)
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disk_format = forms.CharField(label=_("Disk Format"))
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def handle(self, request, data):
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# TODO add public flag to image meta properties
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image_id = data['image_id']
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error_updating = _('Unable to update image "%s".')
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meta = {'is_public': True,
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'disk_format': data['disk_format'],
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'container_format': data['container_format'],
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'name': data['name'],
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'properties': {}}
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if data['kernel']:
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meta['properties']['kernel_id'] = data['kernel']
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if data['ramdisk']:
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meta['properties']['ramdisk_id'] = data['ramdisk']
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if data['architecture']:
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meta['properties']['architecture'] = data['architecture']
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try:
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api.image_update(request, image_id, meta)
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messages.success(request, _('Image was successfully updated.'))
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except:
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exceptions.handle(request, error_updating % image_id)
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return shortcuts.redirect('horizon:nova:images_and_snapshots:index')
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class LaunchForm(forms.SelfHandlingForm):
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name = forms.CharField(max_length=80, label=_("Server Name"))
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image_id = forms.CharField(widget=forms.HiddenInput())
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tenant_id = forms.CharField(widget=forms.HiddenInput())
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user_data = forms.CharField(widget=forms.Textarea,
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label=_("User Data"),
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required=False)
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flavor = forms.ChoiceField(label=_("Flavor"),
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help_text=_("Size of image to launch."))
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keypair = forms.ChoiceField(label=_("Keypair"),
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required=False,
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help_text=_("Which keypair to use for "
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"authentication."))
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count = forms.CharField(label=_("Instance Count"),
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required=True,
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initial=1,
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widget=forms.TextInput(),
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help_text=_("Number of instances to launch."))
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security_groups = forms.MultipleChoiceField(
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label=_("Security Groups"),
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required=True,
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initial=["default"],
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widget=forms.CheckboxSelectMultiple(),
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help_text=_("Launch instance in these "
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"security groups."))
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volume = forms.ChoiceField(label=_("Volume or Volume Snapshot"),
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required=False,
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help_text=_("Volume to boot from."))
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device_name = forms.CharField(label=_("Device Name"),
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required=False,
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initial="vda",
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help_text=_("Volume mount point (e.g. 'vda' "
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"mounts at '/dev/vda')."))
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delete_on_terminate = forms.BooleanField(
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label=_("Delete on Terminate"),
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initial=False,
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required=False,
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help_text=_("Delete volume on instance termiante"))
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def __init__(self, *args, **kwargs):
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flavor_list = kwargs.pop('flavor_list')
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keypair_list = kwargs.pop('keypair_list')
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security_group_list = kwargs.pop('security_group_list')
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volume_list = kwargs.pop('volume_list')
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super(LaunchForm, self).__init__(*args, **kwargs)
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self.fields['flavor'].choices = flavor_list
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self.fields['keypair'].choices = keypair_list
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self.fields['security_groups'].choices = security_group_list
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self.fields['volume'].choices = volume_list
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def handle(self, request, data):
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try:
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if(len(data['volume']) > 0):
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if(data['delete_on_terminate']):
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delete_on_terminate = 1
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else:
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delete_on_terminate = 0
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dev_mapping = {data['device_name']:
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("%s::%s" % (data['volume'], delete_on_terminate))}
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else:
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dev_mapping = None
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api.server_create(request,
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data['name'],
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data['image_id'],
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data['flavor'],
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data.get('keypair'),
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normalize_newlines(data.get('user_data')),
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data.get('security_groups'),
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dev_mapping,
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instance_count=int(data.get('count')))
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messages.success(request,
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_('Instance "%s" launched.') % data["name"])
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except:
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redirect = reverse("horizon:nova:images_and_snapshots:index")
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exceptions.handle(request,
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_('Unable to launch instance: %(exc)s'),
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redirect=redirect)
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return shortcuts.redirect('horizon:nova:instances_and_volumes:index')
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