/usr/lib/python2.7/dist-packages/manila_ui/dashboards/project/shares/snapshots/tables.py is in python-manila-ui 2.5.1-0.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 | # Copyright 2012 Nebula, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
from django.core.urlresolvers import NoReverseMatch # noqa
from django.core.urlresolvers import reverse
from django.template.defaultfilters import title # noqa
from django.utils.http import urlencode # noqa
from django.utils.translation import pgettext_lazy
from django.utils.translation import string_concat # noqa
from django.utils.translation import ugettext_lazy as _
from horizon import exceptions
from horizon import tables
from manila_ui.api import manila
from openstack_dashboard.usage import quotas
DELETABLE_STATES = ("available", "error")
class UpdateRow(tables.Row):
ajax = True
def get_data(self, request, snapshot_id):
snapshot = manila.share_snapshot_get(request, snapshot_id)
if not snapshot.name:
snapshot.name = snapshot_id
return snapshot
def get_size(snapshot):
return _("%sGiB") % snapshot.size
class CreateSnapshot(tables.LinkAction):
name = "snapshots"
verbose_name = _("Create Snapshot")
url = "horizon:project:shares:create_snapshot"
classes = ("ajax-modal", "btn-camera")
policy_rules = (("share", "share:create_snapshot"),)
def get_policy_target(self, request, datum=None):
project_id = None
if datum:
project_id = getattr(datum, "project_id", None)
return {"project_id": project_id}
def allowed(self, request, share=None):
usages = quotas.tenant_quota_usages(request)
if usages['snapshots']['available'] <= 0:
if "disabled" not in self.classes:
self.classes = [c for c in self.classes] + ['disabled']
self.verbose_name = string_concat(self.verbose_name, ' ',
_("(Quota exceeded)"))
else:
self.verbose_name = _("Create Snapshot")
classes = [c for c in self.classes if c != "disabled"]
self.classes = classes
# NOTE(vponomaryov): Disable form with creation of a snapshot for
# shares that has attr 'snapshot_support' equal to False.
if hasattr(share, 'snapshot_support'):
snapshot_support = share.snapshot_support
else:
# NOTE(vponomaryov): Allow creation of a snapshot for shares that
# do not have such attr for backward compatibility.
snapshot_support = True
return share.status in ("available", "in-use") and snapshot_support
class DeleteSnapshot(tables.DeleteAction):
data_type_singular = _("Snapshot")
data_type_plural = _("Snapshots")
action_past = _("Scheduled deletion of %(data_type)s")
policy_rules = (("share", "share:delete_snapshot"),)
def get_policy_target(self, request, datum=None):
project_id = None
if datum:
project_id = getattr(datum, "project_id", None)
return {"project_id": project_id}
def delete(self, request, obj_id):
obj = self.table.get_object_by_id(obj_id)
name = self.table.get_object_display(obj)
try:
manila.share_snapshot_delete(request, obj_id)
except Exception:
msg = _('Unable to delete snapshot "%s". One or more shares '
'depend on it.')
exceptions.check_message(["snapshots", "dependent"], msg % name)
raise
def allowed(self, request, snapshot=None):
if snapshot:
return snapshot.status in DELETABLE_STATES
return True
class CreateShareFromSnapshot(tables.LinkAction):
name = "create_from_snapshot"
verbose_name = _("Create Share")
url = "horizon:project:shares:create"
classes = ("ajax-modal", "btn-camera")
policy_rules = (("share", "share:create"),)
def get_link_url(self, datum):
base_url = reverse(self.url)
params = urlencode({"snapshot_id": self.table.get_object_id(datum)})
return "?".join([base_url, params])
def allowed(self, request, share=None):
return share.status == "available"
class EditSnapshot(tables.LinkAction):
name = "edit_snapshot"
verbose_name = _("Edit Snapshot")
url = "horizon:project:shares:edit_snapshot"
classes = ("ajax-modal", "btn-camera")
class SnapshotShareNameColumn(tables.Column):
def get_link_url(self, snapshot):
return reverse(self.link, args=(snapshot.share_id,))
class SnapshotsTable(tables.DataTable):
STATUS_CHOICES = (
("in-use", True),
("available", True),
("creating", None),
("error", False),
)
STATUS_DISPLAY_CHOICES = (
("in-use", pgettext_lazy("Current status of snapshot", u"In-use")),
("available", pgettext_lazy("Current status of snapshot",
u"Available")),
("creating", pgettext_lazy("Current status of snapshot", u"Creating")),
("error", pgettext_lazy("Current status of snapshot", u"Error")),
)
name = tables.Column("name",
verbose_name=_("Name"),
link="horizon:project:shares:snapshot-detail")
description = tables.Column("description",
verbose_name=_("Description"),
truncate=40)
size = tables.Column(get_size,
verbose_name=_("Size"),
attrs={'data-type': 'size'})
status = tables.Column("status",
filters=(title,),
verbose_name=_("Status"),
status=True,
status_choices=STATUS_CHOICES,
display_choices=STATUS_DISPLAY_CHOICES)
source = SnapshotShareNameColumn("share",
verbose_name=_("Source"),
link="horizon:project:shares:detail")
def get_object_display(self, obj):
return obj.name
class Meta(object):
name = "snapshots"
verbose_name = _("Snapshots")
status_columns = ["status"]
row_class = UpdateRow
table_actions = (
tables.NameFilterAction,
DeleteSnapshot)
row_actions = (
EditSnapshot,
CreateShareFromSnapshot,
DeleteSnapshot)
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