676 lines
25 KiB
Python
676 lines
25 KiB
Python
# 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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from django.conf import settings
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from django.http import HttpResponse
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from django.template import defaultfilters as filters
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from django.urls import NoReverseMatch
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from django.urls import reverse
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from django.utils import html
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from django.utils.http import urlencode
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from django.utils import safestring
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from django.utils.text import format_lazy
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from django.utils.translation import npgettext_lazy
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from django.utils.translation import pgettext_lazy
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from django.utils.translation import ugettext_lazy as _
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from django.utils.translation import ungettext_lazy
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from horizon import exceptions
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from horizon import messages
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from horizon import tables
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from openstack_dashboard import api
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from openstack_dashboard.api import cinder
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from openstack_dashboard import policy
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from openstack_dashboard.usage import quotas
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DELETABLE_STATES = ("available", "error", "error_extending")
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class VolumePolicyTargetMixin(policy.PolicyTargetMixin):
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policy_target_attrs = (("project_id", 'os-vol-tenant-attr:tenant_id'),)
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class LaunchVolume(tables.LinkAction):
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name = "launch_volume"
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verbose_name = _("Launch as Instance")
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url = "horizon:project:instances:launch"
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classes = ("ajax-modal", "btn-launch")
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icon = "cloud-upload"
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policy_rules = (("compute", "os_compute_api:servers:create"),)
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def get_link_url(self, datum):
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base_url = reverse(self.url)
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vol_id = "%s:vol" % self.table.get_object_id(datum)
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params = urlencode({"source_type": "volume_id",
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"source_id": vol_id})
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return "?".join([base_url, params])
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def allowed(self, request, volume=None):
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if not api.base.is_service_enabled(request, 'compute'):
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return False
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if getattr(volume, 'bootable', '') == 'true':
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return volume.status == "available"
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return False
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class LaunchVolumeNG(LaunchVolume):
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name = "launch_volume_ng"
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verbose_name = _("Launch as Instance")
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url = "horizon:project:volumes:index"
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classes = ("btn-launch", )
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ajax = False
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def __init__(self, attrs=None, **kwargs):
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kwargs['preempt'] = True
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super(LaunchVolumeNG, self).__init__(attrs, **kwargs)
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def get_link_url(self, datum):
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url = reverse(self.url)
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vol_id = "%s:vol" % self.table.get_object_id(datum)
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ngclick = "modal.openLaunchInstanceWizard(" \
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"{successUrl: '%s', volumeId: '%s'})" \
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% (url, vol_id.split(":vol")[0])
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self.attrs.update({
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"ng-controller": "LaunchInstanceModalController as modal",
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"ng-click": ngclick
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})
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return "javascript:void(0);"
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class DeleteVolume(VolumePolicyTargetMixin, tables.DeleteAction):
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help_text = _("Deleted volumes are not recoverable. "
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"All data stored in the volume will be removed.")
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default_message_level = "info"
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@staticmethod
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def action_present(count):
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return ungettext_lazy(
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u"Delete Volume",
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u"Delete Volumes",
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count
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)
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@staticmethod
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def action_past(count):
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return ungettext_lazy(
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u"Scheduled deletion of Volume",
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u"Scheduled deletion of Volumes",
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count
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)
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policy_rules = (("volume", "volume:delete"),)
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def delete(self, request, obj_id):
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cinder.volume_delete(request, obj_id)
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def allowed(self, request, volume=None):
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if volume:
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# Can't delete volume if part of consistency group
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if getattr(volume, 'consistencygroup_id', None):
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return False
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# Can't delete volume if part of volume group
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if getattr(volume, 'group_id', None):
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return False
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return (volume.status in DELETABLE_STATES and
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not getattr(volume, 'has_snapshot', False))
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return True
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class CreateVolume(tables.LinkAction):
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name = "create"
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verbose_name = _("Create Volume")
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url = "horizon:project:volumes:create"
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classes = ("ajax-modal", "btn-create")
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icon = "plus"
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policy_rules = (("volume", "volume:create"),)
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ajax = True
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def __init__(self, attrs=None, **kwargs):
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kwargs['preempt'] = True
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super(CreateVolume, self).__init__(attrs, **kwargs)
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def allowed(self, request, volume=None):
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limits = api.cinder.tenant_absolute_limits(request)
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gb_available = (limits.get('maxTotalVolumeGigabytes', float("inf")) -
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limits.get('totalGigabytesUsed', 0))
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volumes_available = (limits.get('maxTotalVolumes', float("inf")) -
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limits.get('totalVolumesUsed', 0))
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if gb_available <= 0 or volumes_available <= 0:
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if "disabled" not in self.classes:
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self.classes = list(self.classes) + ['disabled']
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self.verbose_name = format_lazy(
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'{verbose_name} {quota_exceeded}',
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verbose_name=self.verbose_name,
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quota_exceeded=_("(Quota exceeded)"))
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else:
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self.verbose_name = _("Create Volume")
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classes = [c for c in self.classes if c != "disabled"]
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self.classes = classes
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return True
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def single(self, table, request, object_id=None):
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self.allowed(request, None)
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return HttpResponse(self.render(is_table_action=True))
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class ExtendVolume(VolumePolicyTargetMixin, tables.LinkAction):
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name = "extend"
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verbose_name = _("Extend Volume")
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url = "horizon:project:volumes:extend"
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classes = ("ajax-modal", "btn-extend")
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policy_rules = (("volume", "volume:extend"),)
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def allowed(self, request, volume=None):
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return volume.status in ['available', 'in-use']
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class EditAttachments(tables.LinkAction):
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name = "attachments"
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verbose_name = _("Manage Attachments")
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url = "horizon:project:volumes:attach"
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classes = ("ajax-modal",)
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icon = "pencil"
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def allowed(self, request, volume=None):
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if not api.base.is_service_enabled(request, 'compute'):
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return False
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if volume:
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project_id = getattr(volume, "os-vol-tenant-attr:tenant_id", None)
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attach_allowed = \
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policy.check((("compute",
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"os_compute_api:os-volumes-attachments:create"),),
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request,
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{"project_id": project_id})
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detach_allowed = \
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policy.check((("compute",
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"os_compute_api:os-volumes-attachments:delete"),),
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request,
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{"project_id": project_id})
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if attach_allowed or detach_allowed:
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return volume.status in ("available", "in-use")
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return False
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class CreateSnapshot(VolumePolicyTargetMixin, tables.LinkAction):
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name = "snapshots"
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verbose_name = _("Create Snapshot")
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url = "horizon:project:volumes:create_snapshot"
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classes = ("ajax-modal",)
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icon = "camera"
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policy_rules = (("volume", "volume:create_snapshot"),)
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def allowed(self, request, volume=None):
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try:
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limits = api.cinder.tenant_absolute_limits(request)
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except Exception:
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exceptions.handle(request, _('Unable to retrieve tenant limits.'))
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limits = {}
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snapshots_available = (limits.get('maxTotalSnapshots', float("inf")) -
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limits.get('totalSnapshotsUsed', 0))
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if snapshots_available <= 0 and "disabled" not in self.classes:
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self.classes = list(self.classes) + ['disabled']
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self.verbose_name = format_lazy(
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'{verbose_name} {quota_exceeded}',
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verbose_name=self.verbose_name,
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quota_exceeded=_("(Quota exceeded)"))
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return volume.status in ("available", "in-use")
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class CreateTransfer(VolumePolicyTargetMixin, tables.LinkAction):
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name = "create_transfer"
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verbose_name = _("Create Transfer")
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url = "horizon:project:volumes:create_transfer"
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classes = ("ajax-modal",)
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policy_rules = (("volume", "volume:create_transfer"),)
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def allowed(self, request, volume=None):
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return volume.status == "available"
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class CreateBackup(VolumePolicyTargetMixin, tables.LinkAction):
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name = "backups"
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verbose_name = _("Create Backup")
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url = "horizon:project:volumes:create_backup"
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classes = ("ajax-modal",)
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policy_rules = (("volume", "backup:create"),)
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def allowed(self, request, volume=None):
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return (cinder.volume_backup_supported(request) and
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volume.status in ("available", "in-use"))
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class UploadToImage(VolumePolicyTargetMixin, tables.LinkAction):
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name = "upload_to_image"
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verbose_name = _("Upload to Image")
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url = "horizon:project:volumes:upload_to_image"
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classes = ("ajax-modal",)
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icon = "cloud-upload"
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policy_rules = (("volume",
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"volume_extension:volume_actions:upload_image"),)
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def allowed(self, request, volume=None):
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has_image_service_perm = \
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request.user.has_perm('openstack.services.image')
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return (volume.status in ("available", "in-use") and
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has_image_service_perm)
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class EditVolume(VolumePolicyTargetMixin, tables.LinkAction):
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name = "edit"
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verbose_name = _("Edit Volume")
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url = "horizon:project:volumes:update"
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classes = ("ajax-modal",)
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icon = "pencil"
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policy_rules = (("volume", "volume:update"),)
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def allowed(self, request, volume=None):
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return volume.status in ("available", "in-use")
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class RetypeVolume(VolumePolicyTargetMixin, tables.LinkAction):
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name = "retype"
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verbose_name = _("Change Volume Type")
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url = "horizon:project:volumes:retype"
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classes = ("ajax-modal",)
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icon = "pencil"
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policy_rules = (("volume", "volume:retype"),)
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def allowed(self, request, volume=None):
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return volume.status in ("available", "in-use")
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class AcceptTransfer(tables.LinkAction):
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name = "accept_transfer"
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verbose_name = _("Accept Transfer")
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url = "horizon:project:volumes:accept_transfer"
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classes = ("ajax-modal",)
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icon = "exchange"
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policy_rules = (("volume", "volume:accept_transfer"),)
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ajax = True
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def allowed(self, request, volume=None):
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usages = quotas.tenant_quota_usages(request,
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targets=('volumes', 'gigabytes'))
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gb_available = usages['gigabytes']['available']
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volumes_available = usages['volumes']['available']
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if gb_available <= 0 or volumes_available <= 0:
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if "disabled" not in self.classes:
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self.classes = list(self.classes) + ['disabled']
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self.verbose_name = format_lazy(
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'{verbose_name} {quota_exceeded}',
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verbose_name=self.verbose_name,
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quota_exceeded=_("(Quota exceeded)"))
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else:
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self.verbose_name = _("Accept Transfer")
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classes = [c for c in self.classes if c != "disabled"]
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self.classes = classes
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return True
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def single(self, table, request, object_id=None):
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return HttpResponse(self.render())
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class DeleteTransfer(VolumePolicyTargetMixin, tables.Action):
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# This class inherits from tables.Action instead of the more obvious
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# tables.DeleteAction due to the confirmation message. When the delete
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# is successful, DeleteAction automatically appends the name of the
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# volume to the message, e.g. "Deleted volume transfer 'volume'". But
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# we are deleting the volume *transfer*, whose name is different.
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name = "delete_transfer"
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verbose_name = _("Cancel Transfer")
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policy_rules = (("volume", "volume:delete_transfer"),)
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help_text = _("This action cannot be undone.")
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action_type = "danger"
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def allowed(self, request, volume):
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return (volume.status == "awaiting-transfer" and
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getattr(volume, 'transfer', None))
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def single(self, table, request, volume_id):
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volume = table.get_object_by_id(volume_id)
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try:
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cinder.transfer_delete(request, volume.transfer.id)
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if volume.transfer.name:
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msg = _('Successfully deleted volume transfer "%s"'
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) % volume.transfer.name
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else:
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msg = _("Successfully deleted volume transfer")
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messages.success(request, msg)
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except Exception:
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exceptions.handle(request, _("Unable to delete volume transfer."))
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class UpdateRow(tables.Row):
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ajax = True
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def get_data(self, request, volume_id):
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volume = cinder.volume_get(request, volume_id)
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if volume and getattr(volume, 'group_id', None):
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try:
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volume.group = cinder.group_get(request, volume.group_id)
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except Exception:
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exceptions.handle(request, _("Unable to retrieve group."))
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volume.group = None
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else:
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volume.group = None
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return volume
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def get_size(volume):
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return _("%sGiB") % volume.size
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def get_attachment_name(request, attachment, instance_detail_url=None):
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server_id = attachment.get("server_id", None)
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if "instance" in attachment and attachment['instance']:
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name = attachment["instance"].name
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else:
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try:
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server = api.nova.server_get(request, server_id)
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name = server.name
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except Exception:
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name = server_id
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exceptions.handle(request, _("Unable to retrieve "
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"attachment information."))
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if not instance_detail_url:
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instance_detail_url = "horizon:project:instances:detail"
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try:
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url = reverse(instance_detail_url, args=(server_id,))
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instance = '<a href="%s">%s</a>' % (url, html.escape(name))
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except NoReverseMatch:
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instance = html.escape(name)
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return instance
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class AttachmentColumn(tables.WrappingColumn):
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"""Customized column class.
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So it that does complex processing on the attachments
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for a volume instance.
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"""
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instance_detail_url = "horizon:project:instances:detail"
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def get_raw_data(self, volume):
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request = self.table.request
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link = _('%(dev)s on %(instance)s')
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attachments = []
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# Filter out "empty" attachments which the client returns...
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for attachment in [att for att in volume.attachments if att]:
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# When a volume is attached it may return the server_id
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# without the server name...
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instance = get_attachment_name(request, attachment,
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self.instance_detail_url)
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vals = {"instance": instance,
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"dev": html.escape(attachment.get("device", ""))}
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attachments.append(link % vals)
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return safestring.mark_safe(", ".join(attachments))
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class GroupNameColumn(tables.WrappingColumn):
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def get_raw_data(self, volume):
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group = volume.group
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return group.name_or_id if group else _("-")
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def get_link_url(self, volume):
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group = volume.group
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if group:
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return reverse(self.link, args=(group.id,))
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def get_volume_type(volume):
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return volume.volume_type if volume.volume_type != "None" else None
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def get_encrypted_value(volume):
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if not hasattr(volume, 'encrypted') or volume.encrypted is None:
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return _("-")
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if volume.encrypted is False:
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return _("No")
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return _("Yes")
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def get_encrypted_link(volume):
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if hasattr(volume, 'encrypted') and volume.encrypted:
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return reverse("horizon:project:volumes:encryption_detail",
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kwargs={'volume_id': volume.id})
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class VolumesTableBase(tables.DataTable):
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STATUS_CHOICES = (
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("in-use", True),
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("available", True),
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("creating", None),
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("error", False),
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("error_extending", False),
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("maintenance", False),
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)
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STATUS_DISPLAY_CHOICES = (
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("available", pgettext_lazy("Current status of a Volume",
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u"Available")),
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("in-use", pgettext_lazy("Current status of a Volume", u"In-use")),
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("error", pgettext_lazy("Current status of a Volume", u"Error")),
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("creating", pgettext_lazy("Current status of a Volume",
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u"Creating")),
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("error_extending", pgettext_lazy("Current status of a Volume",
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u"Error Extending")),
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("extending", pgettext_lazy("Current status of a Volume",
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u"Extending")),
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("attaching", pgettext_lazy("Current status of a Volume",
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u"Attaching")),
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("detaching", pgettext_lazy("Current status of a Volume",
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u"Detaching")),
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("deleting", pgettext_lazy("Current status of a Volume",
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u"Deleting")),
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("error_deleting", pgettext_lazy("Current status of a Volume",
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u"Error deleting")),
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("backing-up", pgettext_lazy("Current status of a Volume",
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u"Backing Up")),
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("restoring-backup", pgettext_lazy("Current status of a Volume",
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u"Restoring Backup")),
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("error_restoring", pgettext_lazy("Current status of a Volume",
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u"Error Restoring")),
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("maintenance", pgettext_lazy("Current status of a Volume",
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u"Maintenance")),
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("reserved", pgettext_lazy("Current status of a Volume",
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u"Reserved")),
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("awaiting-transfer", pgettext_lazy("Current status of a Volume",
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u"Awaiting Transfer")),
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)
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name = tables.Column("name",
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verbose_name=_("Name"),
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link="horizon:project:volumes:detail")
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description = tables.Column("description",
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verbose_name=_("Description"),
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truncate=40)
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|
size = tables.Column(get_size,
|
|
verbose_name=_("Size"),
|
|
attrs={'data-type': 'size'})
|
|
status = tables.Column("status",
|
|
verbose_name=_("Status"),
|
|
status=True,
|
|
status_choices=STATUS_CHOICES,
|
|
display_choices=STATUS_DISPLAY_CHOICES)
|
|
|
|
def get_object_display(self, obj):
|
|
return obj.name
|
|
|
|
|
|
class VolumesFilterAction(tables.FilterAction):
|
|
|
|
def filter(self, table, volumes, filter_string):
|
|
"""Naive case-insensitive search."""
|
|
q = filter_string.lower()
|
|
return [volume for volume in volumes
|
|
if q in volume.name.lower()]
|
|
|
|
|
|
class UpdateMetadata(tables.LinkAction):
|
|
name = "update_metadata"
|
|
verbose_name = _("Update Metadata")
|
|
policy_rules = (("volume", "volume:update_volume_metadata"),)
|
|
ajax = False
|
|
attrs = {"ng-controller": "MetadataModalHelperController as modal"}
|
|
|
|
def __init__(self, **kwargs):
|
|
kwargs['preempt'] = True
|
|
super(UpdateMetadata, self).__init__(**kwargs)
|
|
|
|
def get_link_url(self, datum):
|
|
obj_id = self.table.get_object_id(datum)
|
|
self.attrs['ng-click'] = (
|
|
"modal.openMetadataModal('volume', '%s', true)" % obj_id)
|
|
return "javascript:void(0);"
|
|
|
|
|
|
class VolumesTable(VolumesTableBase):
|
|
name = tables.WrappingColumn("name",
|
|
verbose_name=_("Name"),
|
|
link="horizon:project:volumes:detail")
|
|
group = GroupNameColumn(
|
|
"name",
|
|
verbose_name=_("Group"),
|
|
link="horizon:project:volume_groups:detail")
|
|
volume_type = tables.Column(get_volume_type,
|
|
verbose_name=_("Type"))
|
|
attachments = AttachmentColumn("attachments",
|
|
verbose_name=_("Attached To"))
|
|
availability_zone = tables.Column("availability_zone",
|
|
verbose_name=_("Availability Zone"))
|
|
bootable = tables.Column('is_bootable',
|
|
verbose_name=_("Bootable"),
|
|
filters=(filters.yesno, filters.capfirst))
|
|
encryption = tables.Column(get_encrypted_value,
|
|
verbose_name=_("Encrypted"),
|
|
link=get_encrypted_link)
|
|
|
|
class Meta(object):
|
|
name = "volumes"
|
|
verbose_name = _("Volumes")
|
|
status_columns = ["status"]
|
|
row_class = UpdateRow
|
|
table_actions = (CreateVolume, AcceptTransfer, DeleteVolume,
|
|
VolumesFilterAction)
|
|
|
|
launch_actions = ()
|
|
if settings.LAUNCH_INSTANCE_LEGACY_ENABLED:
|
|
launch_actions = (LaunchVolume,) + launch_actions
|
|
if settings.LAUNCH_INSTANCE_NG_ENABLED:
|
|
launch_actions = (LaunchVolumeNG,) + launch_actions
|
|
|
|
row_actions = ((EditVolume, ExtendVolume,) +
|
|
launch_actions +
|
|
(EditAttachments, CreateSnapshot, CreateBackup,
|
|
RetypeVolume, UploadToImage, CreateTransfer,
|
|
DeleteTransfer, DeleteVolume, UpdateMetadata))
|
|
|
|
|
|
class DetachVolume(tables.BatchAction):
|
|
name = "detach"
|
|
classes = ('btn-detach',)
|
|
policy_rules = (("compute", "os_compute_api:servers:detach_volume"),)
|
|
help_text = _("The data will remain in the volume and another instance"
|
|
" will be able to access the data if you attach"
|
|
" this volume to it.")
|
|
action_type = "danger"
|
|
|
|
@staticmethod
|
|
def action_present(count):
|
|
return npgettext_lazy(
|
|
"Action to perform (the volume is currently attached)",
|
|
u"Detach Volume",
|
|
u"Detach Volumes",
|
|
count
|
|
)
|
|
|
|
# This action is asynchronous.
|
|
@staticmethod
|
|
def action_past(count):
|
|
return npgettext_lazy(
|
|
"Past action (the volume is currently being detached)",
|
|
u"Detaching Volume",
|
|
u"Detaching Volumes",
|
|
count
|
|
)
|
|
|
|
def action(self, request, obj_id):
|
|
attachment = self.table.get_object_by_id(obj_id)
|
|
api.nova.instance_volume_detach(request,
|
|
attachment.get('server_id', None),
|
|
attachment['id'])
|
|
|
|
def get_success_url(self, request):
|
|
return reverse('horizon:project:volumes:index')
|
|
|
|
|
|
class AttachedInstanceColumn(tables.WrappingColumn):
|
|
def get_raw_data(self, attachment):
|
|
request = self.table.request
|
|
return safestring.mark_safe(get_attachment_name(request, attachment))
|
|
|
|
|
|
class AttachmentsTable(tables.DataTable):
|
|
instance = AttachedInstanceColumn(get_attachment_name,
|
|
verbose_name=_("Instance"))
|
|
device = tables.Column("device",
|
|
verbose_name=_("Device"))
|
|
|
|
def get_object_id(self, obj):
|
|
return obj['attachment_id']
|
|
|
|
def get_object_display(self, attachment):
|
|
instance_name = get_attachment_name(self.request, attachment)
|
|
vals = {"volume_name": attachment['volume_name'],
|
|
"instance_name": html.strip_tags(instance_name)}
|
|
return _("Volume %(volume_name)s on instance %(instance_name)s") % vals
|
|
|
|
def get_object_by_id(self, obj_id):
|
|
for obj in self.data:
|
|
if obj['attachment_id'] == obj_id:
|
|
return obj
|
|
raise ValueError('No match found for the id "%s".' % obj_id)
|
|
|
|
class Meta(object):
|
|
name = "attachments"
|
|
verbose_name = _("Attachments")
|
|
table_actions = (DetachVolume,)
|
|
row_actions = (DetachVolume,)
|
|
|
|
|
|
class VolumeMessagesTable(tables.DataTable):
|
|
message_id = tables.Column("id", verbose_name=_("ID"))
|
|
message_level = tables.Column("message_level",
|
|
verbose_name=_("Message Level"))
|
|
event_id = tables.Column("event_id",
|
|
verbose_name=_("Event Id"))
|
|
user_message = tables.Column("user_message",
|
|
verbose_name=_("User Message"))
|
|
created_at = tables.Column("created_at",
|
|
verbose_name=_("Created At"))
|
|
guaranteed_until = tables.Column("guaranteed_until",
|
|
verbose_name=_("Guaranteed Until"))
|
|
|
|
class Meta(object):
|
|
name = "volume_messages"
|
|
verbose_name = _("Messages")
|