412 lines
18 KiB
Python
412 lines
18 KiB
Python
# Copyright 2013 OpenStack Foundation
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# All Rights Reserved.
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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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from django.template.defaultfilters import filesizeformat
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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 django.views.decorators.debug import sensitive_variables
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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 horizon.utils import validators
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from openstack_dashboard import api
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from openstack_dashboard.dashboards.project.images \
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import utils as image_utils
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from openstack_dashboard.dashboards.project.instances \
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import utils as instance_utils
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def _image_choice_title(img):
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gb = filesizeformat(img.size)
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return '%s (%s)' % (img.name or img.id, gb)
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class RebuildInstanceForm(forms.SelfHandlingForm):
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instance_id = forms.CharField(widget=forms.HiddenInput())
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image = forms.ChoiceField(
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label=_("Select Image"),
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widget=forms.ThemableSelectWidget(
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attrs={'class': 'image-selector'},
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data_attrs=('size', 'display-name'),
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transform=_image_choice_title))
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password = forms.RegexField(
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label=_("Rebuild Password"),
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required=False,
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widget=forms.PasswordInput(render_value=False),
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regex=validators.password_validator(),
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error_messages={'invalid': validators.password_validator_msg()})
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confirm_password = forms.CharField(
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label=_("Confirm Rebuild Password"),
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required=False,
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widget=forms.PasswordInput(render_value=False))
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disk_config = forms.ThemableChoiceField(label=_("Disk Partition"),
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required=False)
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def __init__(self, request, *args, **kwargs):
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super(RebuildInstanceForm, self).__init__(request, *args, **kwargs)
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instance_id = kwargs.get('initial', {}).get('instance_id')
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self.fields['instance_id'].initial = instance_id
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images = image_utils.get_available_images(request,
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request.user.tenant_id)
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choices = [(image.id, image) for image in images]
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if choices:
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choices.insert(0, ("", _("Select Image")))
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else:
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choices.insert(0, ("", _("No images available")))
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self.fields['image'].choices = choices
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if not api.nova.can_set_server_password():
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del self.fields['password']
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del self.fields['confirm_password']
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try:
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if not api.nova.extension_supported("DiskConfig", request):
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del self.fields['disk_config']
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else:
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# Set our disk_config choices
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config_choices = [("AUTO", _("Automatic")),
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("MANUAL", _("Manual"))]
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self.fields['disk_config'].choices = config_choices
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except Exception:
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exceptions.handle(request, _('Unable to retrieve extensions '
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'information.'))
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def clean(self):
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cleaned_data = super(RebuildInstanceForm, self).clean()
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if 'password' in cleaned_data:
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passwd = cleaned_data.get('password')
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confirm = cleaned_data.get('confirm_password')
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if passwd is not None and confirm is not None:
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if passwd != confirm:
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raise forms.ValidationError(_("Passwords do not match."))
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return cleaned_data
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# We have to protect the entire "data" dict because it contains the
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# password and confirm_password strings.
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@sensitive_variables('data', 'password')
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def handle(self, request, data):
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instance = data.get('instance_id')
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image = data.get('image')
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password = data.get('password') or None
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disk_config = data.get('disk_config', None)
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try:
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api.nova.server_rebuild(request, instance, image, password,
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disk_config)
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messages.info(request, _('Rebuilding instance %s.') % instance)
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except Exception:
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redirect = reverse('horizon:project:instances:index')
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exceptions.handle(request, _("Unable to rebuild instance."),
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redirect=redirect)
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return True
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class DecryptPasswordInstanceForm(forms.SelfHandlingForm):
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instance_id = forms.CharField(widget=forms.HiddenInput())
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_keypair_name_label = _("Key Pair Name")
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_keypair_name_help = _("The Key Pair name that "
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"was associated with the instance")
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_attrs = {'readonly': 'readonly', 'rows': 4}
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keypair_name = forms.CharField(widget=forms.widgets.TextInput(_attrs),
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label=_keypair_name_label,
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help_text=_keypair_name_help,
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required=False)
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_encrypted_pwd_help = _("The instance password encrypted "
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"with your public key.")
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encrypted_password = forms.CharField(widget=forms.widgets.Textarea(_attrs),
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label=_("Encrypted Password"),
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help_text=_encrypted_pwd_help,
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required=False)
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def __init__(self, request, *args, **kwargs):
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super(DecryptPasswordInstanceForm, self).__init__(request,
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*args,
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**kwargs)
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instance_id = kwargs.get('initial', {}).get('instance_id')
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self.fields['instance_id'].initial = instance_id
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keypair_name = kwargs.get('initial', {}).get('keypair_name')
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self.fields['keypair_name'].initial = keypair_name
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try:
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result = api.nova.get_password(request, instance_id)
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if not result:
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_unavailable = _("Instance Password is not set"
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" or is not yet available")
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self.fields['encrypted_password'].initial = _unavailable
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else:
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self.fields['encrypted_password'].initial = result
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self.fields['private_key_file'] = forms.FileField(
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label=_('Private Key File'),
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widget=forms.FileInput())
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self.fields['private_key'] = forms.CharField(
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widget=forms.widgets.Textarea(),
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label=_("OR Copy/Paste your Private Key"))
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_attrs = {'readonly': 'readonly'}
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self.fields['decrypted_password'] = forms.CharField(
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widget=forms.widgets.TextInput(_attrs),
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label=_("Password"),
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required=False)
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except Exception:
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redirect = reverse('horizon:project:instances:index')
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_error = _("Unable to retrieve instance password.")
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exceptions.handle(request, _error, redirect=redirect)
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def handle(self, request, data):
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return True
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class AttachVolume(forms.SelfHandlingForm):
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volume = forms.ChoiceField(label=_("Volume ID"),
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widget=forms.ThemableSelectWidget(),
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help_text=_("Select a volume to attach "
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"to this instance."))
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device = forms.CharField(label=_("Device Name"),
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widget=forms.HiddenInput(),
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required=False,
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help_text=_("Actual device name may differ due "
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"to hypervisor settings. If not "
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"specified, then hypervisor will "
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"select a device name."))
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instance_id = forms.CharField(widget=forms.HiddenInput())
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def __init__(self, *args, **kwargs):
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super(AttachVolume, self).__init__(*args, **kwargs)
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# Populate volume choices
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volume_list = kwargs.get('initial', {}).get("volume_list", [])
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volumes = []
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for volume in volume_list:
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# Only show volumes that aren't attached to an instance already
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if not volume.attachments:
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volumes.append(
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(volume.id, '%(name)s (%(id)s)'
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% {"name": volume.name, "id": volume.id}))
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if volumes:
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volumes.insert(0, ("", _("Select a volume")))
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else:
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volumes.insert(0, ("", _("No volumes available")))
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self.fields['volume'].choices = volumes
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def handle(self, request, data):
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instance_id = self.initial.get("instance_id", None)
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volume_choices = dict(self.fields['volume'].choices)
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volume = volume_choices.get(data['volume'],
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_("Unknown volume (None)"))
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volume_id = data.get('volume')
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device = data.get('device') or None
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try:
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attach = api.nova.instance_volume_attach(request,
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volume_id,
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instance_id,
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device)
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message = _('Attaching volume %(vol)s to instance '
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'%(inst)s on %(dev)s.') % {"vol": volume,
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"inst": instance_id,
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"dev": attach.device}
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messages.info(request, message)
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except Exception:
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redirect = reverse('horizon:project:instances:index')
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exceptions.handle(request,
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_('Unable to attach volume.'),
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redirect=redirect)
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return True
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class DetachVolume(forms.SelfHandlingForm):
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volume = forms.ChoiceField(label=_("Volume ID"),
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widget=forms.ThemableSelectWidget(),
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help_text=_("Select a volume to detach "
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"from this instance."))
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instance_id = forms.CharField(widget=forms.HiddenInput())
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def __init__(self, *args, **kwargs):
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super(DetachVolume, self).__init__(*args, **kwargs)
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# Populate instance id
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instance_id = kwargs.get('initial', {}).get("instance_id", None)
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# Populate attached volumes
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try:
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volumes = []
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volume_list = api.nova.instance_volumes_list(self.request,
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instance_id)
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for volume in volume_list:
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volumes.append((volume.id, '%s (%s)' % (volume.name,
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volume.id)))
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if volume_list:
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volumes.insert(0, ("", _("Select a volume")))
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else:
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volumes.insert(0, ("", _("No volumes attached")))
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self.fields['volume'].choices = volumes
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except Exception:
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redirect = reverse('horizon:project:instances:index')
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exceptions.handle(self.request, _("Unable to detach volume."),
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redirect=redirect)
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def handle(self, request, data):
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instance_id = self.initial.get("instance_id", None)
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volume_choices = dict(self.fields['volume'].choices)
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volume = volume_choices.get(data['volume'],
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_("Unknown volume (None)"))
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volume_id = data.get('volume')
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try:
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api.nova.instance_volume_detach(request,
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instance_id,
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volume_id)
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message = _('Detaching volume %(vol)s from instance '
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'%(inst)s.') % {"vol": volume,
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"inst": instance_id}
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messages.info(request, message)
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except Exception:
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redirect = reverse('horizon:project:instances:index')
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exceptions.handle(request,
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_("Unable to detach volume."),
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redirect=redirect)
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return True
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class AttachInterface(forms.SelfHandlingForm):
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instance_id = forms.CharField(widget=forms.HiddenInput())
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specification_method = forms.ThemableChoiceField(
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label=_("The way to specify an interface"),
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initial=False,
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widget=forms.ThemableSelectWidget(attrs={
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'class': 'switchable',
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'data-slug': 'specification_method',
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}))
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port = forms.ThemableChoiceField(
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label=_("Port"),
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required=False,
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widget=forms.ThemableSelectWidget(attrs={
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'class': 'switched',
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'data-required-when-shown': 'true',
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'data-switch-on': 'specification_method',
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'data-specification_method-port': _('Port'),
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}))
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network = forms.ThemableChoiceField(
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label=_("Network"),
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required=False,
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widget=forms.ThemableSelectWidget(attrs={
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'class': 'switched',
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'data-required-when-shown': 'true',
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'data-switch-on': 'specification_method',
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'data-specification_method-network': _('Network'),
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}))
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fixed_ip = forms.IPField(
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label=_("Fixed IP Address"),
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required=False,
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help_text=_("IP address for the new port"),
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version=forms.IPv4 | forms.IPv6,
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widget=forms.TextInput(attrs={
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'class': 'switched',
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'data-switch-on': 'specification_method',
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'data-specification_method-network': _('Fixed IP Address'),
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}))
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def __init__(self, request, *args, **kwargs):
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super(AttachInterface, self).__init__(request, *args, **kwargs)
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networks = instance_utils.network_field_data(request,
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include_empty_option=True,
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with_cidr=True)
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self.fields['network'].choices = networks
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choices = [('network', _("by Network (and IP address)"))]
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ports = instance_utils.port_field_data(request, with_network=True)
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if len(ports) > 0:
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self.fields['port'].choices = ports
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choices.append(('port', _("by Port")))
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self.fields['specification_method'].choices = choices
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def clean_network(self):
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specification_method = self.cleaned_data.get('specification_method')
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network = self.cleaned_data.get('network')
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if specification_method == 'network' and not network:
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msg = _('This field is required.')
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self._errors['network'] = self.error_class([msg])
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return network
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def handle(self, request, data):
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instance_id = data['instance_id']
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try:
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net_id = port_id = fixed_ip = None
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if data['specification_method'] == 'port':
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port_id = data.get('port')
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else:
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net_id = data.get('network')
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if data.get('fixed_ip'):
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fixed_ip = data.get('fixed_ip')
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api.nova.interface_attach(request,
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instance_id,
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net_id=net_id,
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fixed_ip=fixed_ip,
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port_id=port_id)
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msg = _('Attaching interface for instance %s.') % instance_id
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messages.success(request, msg)
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except Exception:
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redirect = reverse('horizon:project:instances:index')
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exceptions.handle(request, _("Unable to attach interface."),
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redirect=redirect)
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return True
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class DetachInterface(forms.SelfHandlingForm):
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instance_id = forms.CharField(widget=forms.HiddenInput())
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port = forms.ThemableChoiceField(label=_("Port"))
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def __init__(self, request, *args, **kwargs):
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super(DetachInterface, self).__init__(request, *args, **kwargs)
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instance_id = self.initial.get("instance_id", None)
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ports = []
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try:
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ports = api.neutron.port_list(request, device_id=instance_id)
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except Exception:
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exceptions.handle(request, _('Unable to retrieve ports '
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'information.'))
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choices = []
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for port in ports:
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ips = []
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for ip in port.fixed_ips:
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ips.append(ip['ip_address'])
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choices.append((port.id, ','.join(ips) or port.id))
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if choices:
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choices.insert(0, ("", _("Select Port")))
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else:
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choices.insert(0, ("", _("No Ports available")))
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self.fields['port'].choices = choices
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def handle(self, request, data):
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instance_id = data['instance_id']
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port = data.get('port')
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try:
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api.nova.interface_detach(request, instance_id, port)
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msg = _('Detached interface %(port)s for instance '
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'%(instance)s.') % {'port': port, 'instance': instance_id}
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messages.success(request, msg)
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except Exception:
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redirect = reverse('horizon:project:instances:index')
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exceptions.handle(request, _("Unable to detach interface."),
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redirect=redirect)
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return True
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