134 lines
5.4 KiB
Python
134 lines
5.4 KiB
Python
# Copyright (c) 2014 NetApp, Inc.
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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.conf import settings
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from django.forms import ValidationError # noqa
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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 manila_ui.api import manila
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from manila_ui.dashboards import utils
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ST_EXTRA_SPECS_FORM_ATTRS = {
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"rows": 5,
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"cols": 40,
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"style": "height: 135px; width: 100%;", # in case 'rows' not picked up
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}
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class CreateShareType(forms.SelfHandlingForm):
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name = forms.CharField(max_length="255", label=_("Name"), required=True)
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spec_driver_handles_share_servers = forms.ChoiceField(
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label=_("Driver handles share servers"), required=True,
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choices=(('False', 'False'), ('True', 'True')))
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extra_specs = forms.CharField(
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required=False, label=_("Extra specs"),
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widget=forms.widgets.Textarea(attrs=ST_EXTRA_SPECS_FORM_ATTRS))
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is_public = forms.BooleanField(
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label=_("Public"), required=False, initial=True,
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help_text=("Defines whether this share type is available for all "
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"or not. List of allowed tenants should be set "
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"separately."))
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def __init__(self, *args, **kwargs):
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super(CreateShareType, self).__init__(*args, **kwargs)
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manila_features = getattr(settings, 'OPENSTACK_MANILA_FEATURES', {})
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self.enable_public_share_type_creation = manila_features.get(
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'enable_public_share_type_creation', True)
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if not self.enable_public_share_type_creation:
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self.fields.pop('is_public')
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def handle(self, request, data):
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try:
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spec_dhss = data['spec_driver_handles_share_servers'].lower()
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allowed_dhss_values = ('true', 'false')
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if spec_dhss not in allowed_dhss_values:
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msg = _("Improper value set to required extra spec "
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"'spec_driver_handles_share_servers'. "
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"Allowed values are %s. "
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"Case insensitive.") % allowed_dhss_values
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raise ValidationError(message=msg)
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set_dict, unset_list = utils.parse_str_meta(data['extra_specs'])
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if unset_list:
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msg = _("Expected only pairs of key=value.")
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raise ValidationError(message=msg)
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is_public = (self.enable_public_share_type_creation
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and data["is_public"])
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share_type = manila.share_type_create(
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request, data["name"], spec_dhss, is_public=is_public)
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if set_dict:
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manila.share_type_set_extra_specs(
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request, share_type.id, set_dict)
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msg = _("Successfully created share type: %s") % share_type.name
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messages.success(request, msg)
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return True
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except ValidationError as e:
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# handle error without losing dialog
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self.api_error(e.messages[0])
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return False
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except Exception:
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exceptions.handle(request, _('Unable to create share type.'))
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return False
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class UpdateShareType(forms.SelfHandlingForm):
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def __init__(self, *args, **kwargs):
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super(UpdateShareType, self).__init__(*args, **kwargs)
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# NOTE(vponomaryov): parse existing extra specs
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# to str view for textarea html element
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es_str = ""
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for k, v in self.initial["extra_specs"].items():
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es_str += "%s=%s\r\n" % (k, v)
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self.initial["extra_specs"] = es_str
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extra_specs = forms.CharField(
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required=False, label=_("Extra specs"),
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widget=forms.widgets.Textarea(attrs=ST_EXTRA_SPECS_FORM_ATTRS))
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def handle(self, request, data):
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try:
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set_dict, unset_list = utils.parse_str_meta(data['extra_specs'])
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if set_dict:
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manila.share_type_set_extra_specs(
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request, self.initial["id"], set_dict)
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if unset_list:
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get = manila.share_type_get_extra_specs(
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request, self.initial["id"])
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# NOTE(vponomaryov): skip keys that are already unset
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to_unset = set(unset_list).intersection(set(get.keys()))
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if to_unset:
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manila.share_type_unset_extra_specs(
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request, self.initial["id"], to_unset)
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msg = _("Successfully updated extra specs for share type '%s'.")
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msg = msg % self.initial['name']
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messages.success(request, msg)
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return True
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except ValidationError as e:
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# handle error without losing dialog
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self.api_error(e.messages[0])
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return False
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except Exception:
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msg = _("Unable to update extra_specs for share type.")
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exceptions.handle(request, msg)
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return False
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