# Copyright 2012 Nebula, Inc.
# Copyright (c) 2012 X.commerce, a business unit of eBay 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.
import logging
from django.conf import settings
from django.core.urlresolvers import reverse
from django import shortcuts
from django.utils.http import urlencode
from django.utils.translation import pgettext_lazy
from django.utils.translation import string_concat # noqa
from django.utils.translation import ugettext_lazy as _
from django.utils.translation import ungettext_lazy
from horizon import exceptions
from horizon import messages
from horizon import tables
from openstack_dashboard import api
from openstack_dashboard.usage import quotas
from openstack_dashboard.utils import filters
LOG = logging.getLogger(__name__)
POLICY_CHECK = getattr(settings, "POLICY_CHECK_FUNCTION", lambda p, r: True)
[docs]class AllocateIP(tables.LinkAction):
name = "allocate"
verbose_name = _("Allocate IP To Project")
classes = ("ajax-modal",)
icon = "link"
url = "horizon:project:access_and_security:floating_ips:allocate"
[docs] def single(self, data_table, request, *args):
return shortcuts.redirect('horizon:project:access_and_security:index')
[docs] def allowed(self, request, fip=None):
usages = quotas.tenant_quota_usages(request)
if usages['floating_ips']['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 = _("Allocate IP To Project")
classes = [c for c in self.classes if c != "disabled"]
self.classes = classes
if api.base.is_service_enabled(request, "network"):
policy = (("network", "create_floatingip"),)
else:
policy = (("compute", "compute_extension:floating_ips"),
("compute", "network:allocate_floating_ip"),)
return POLICY_CHECK(policy, request)
[docs]class ReleaseIPs(tables.BatchAction):
name = "release"
classes = ('btn-danger',)
icon = "unlink"
help_text = _("Once a floating IP is released, there is"
" no guarantee the same IP can be allocated again.")
@staticmethod
[docs] def action_present(count):
return ungettext_lazy(
u"Release Floating IP",
u"Release Floating IPs",
count
)
@staticmethod
[docs] def action_past(count):
return ungettext_lazy(
u"Released Floating IP",
u"Released Floating IPs",
count
)
[docs] def allowed(self, request, fip=None):
if api.base.is_service_enabled(request, "network"):
policy = (("network", "delete_floatingip"),)
else:
policy = (("compute", "compute_extension:floating_ips"),
("compute", "network:release_floating_ip"),)
return POLICY_CHECK(policy, request)
[docs] def action(self, request, obj_id):
api.network.tenant_floating_ip_release(request, obj_id)
[docs]class AssociateIP(tables.LinkAction):
name = "associate"
verbose_name = _("Associate")
url = "horizon:project:access_and_security:floating_ips:associate"
classes = ("ajax-modal",)
icon = "link"
[docs] def allowed(self, request, fip):
if api.base.is_service_enabled(request, "network"):
policy = (("network", "update_floatingip"),)
else:
policy = (("compute", "compute_extension:floating_ips"),
("compute", "network:associate_floating_ip"),)
return not fip.port_id and POLICY_CHECK(policy, request)
[docs] def get_link_url(self, datum):
base_url = reverse(self.url)
params = urlencode({"ip_id": self.table.get_object_id(datum)})
return "?".join([base_url, params])
[docs]class DisassociateIP(tables.Action):
name = "disassociate"
verbose_name = _("Disassociate")
classes = ("btn-disassociate", "btn-danger")
icon = "unlink"
[docs] def allowed(self, request, fip):
if api.base.is_service_enabled(request, "network"):
policy = (("network", "update_floatingip"),)
else:
policy = (("compute", "compute_extension:floating_ips"),
("compute", "network:disassociate_floating_ip"),)
return fip.port_id and POLICY_CHECK(policy, request)
[docs] def single(self, table, request, obj_id):
try:
fip = table.get_object_by_id(filters.get_int_or_uuid(obj_id))
api.network.floating_ip_disassociate(request, fip.id)
LOG.info('Disassociating Floating IP "%s".' % obj_id)
messages.success(request,
_('Successfully disassociated Floating IP: %s')
% fip.ip)
except Exception:
exceptions.handle(request,
_('Unable to disassociate floating IP.'))
return shortcuts.redirect('horizon:project:access_and_security:index')
[docs]def get_instance_info(fip):
if fip.instance_type == 'compute':
return (_("%(instance_name)s %(fixed_ip)s")
% {'instance_name': getattr(fip, "instance_name", ''),
'fixed_ip': fip.fixed_ip})
elif fip.instance_type == 'loadbalancer':
return _("Load Balancer VIP %s") % fip.fixed_ip
elif fip.instance_type:
return fip.fixed_ip
else:
return None
[docs]def get_instance_link(datum):
if datum.instance_type == 'compute':
return reverse("horizon:project:instances:detail",
args=(datum.instance_id,))
else:
return None
STATUS_DISPLAY_CHOICES = (
("active", pgettext_lazy("Current status of a Floating IP", u"Active")),
("down", pgettext_lazy("Current status of a Floating IP", u"Down")),
("error", pgettext_lazy("Current status of a Floating IP", u"Error")),
)
[docs]class FloatingIPsTable(tables.DataTable):
STATUS_CHOICES = (
("active", True),
("down", True),
("error", False)
)
ip = tables.Column("ip",
verbose_name=_("IP Address"),
attrs={'data-type': "ip"})
fixed_ip = tables.Column(get_instance_info,
link=get_instance_link,
verbose_name=_("Mapped Fixed IP Address"))
pool = tables.Column("pool_name",
verbose_name=_("Pool"))
status = tables.Column("status",
verbose_name=_("Status"),
status=True,
status_choices=STATUS_CHOICES,
display_choices=STATUS_DISPLAY_CHOICES)
def __init__(self, request, data=None, needs_form_wrapper=None, **kwargs):
super(FloatingIPsTable, self).__init__(
request, data=data, needs_form_wrapper=needs_form_wrapper,
**kwargs)
if not api.base.is_service_enabled(request, 'network'):
del self.columns['status']
[docs] def sanitize_id(self, obj_id):
return filters.get_int_or_uuid(obj_id)
[docs] def get_object_display(self, datum):
return datum.ip