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# 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 import template
from django.template import defaultfilters as filters
from django import urls
from django.utils.translation import pgettext_lazy
from django.utils.translation import ugettext_lazy as _
from horizon import tables
from horizon.utils import filters as utils_filters
from openstack_dashboard import api
from openstack_dashboard.utils import settings as setting_utils
SERVICE_ENABLED = "enabled"
SERVICE_DISABLED = "disabled"
SERVICE_STATUS_DISPLAY_CHOICES = (
(SERVICE_ENABLED, _("Enabled")),
(SERVICE_DISABLED, _("Disabled")),
)
SERVICE_STATE_DISPLAY_CHOICES = (
('up', _("Up")),
('down', _("Down")),
)
class ServiceFilterAction(tables.FilterAction):
filter_field = 'type'
def filter(self, table, services, filter_string):
q = filter_string.lower()
def comp(service):
attr = getattr(service, self.filter_field, '')
if attr is not None and q in attr.lower():
return True
return False
return filter(comp, services)
class SubServiceFilterAction(ServiceFilterAction):
filter_field = 'binary'
def show_endpoints(datanum):
if 'endpoints' in datanum:
template_name = 'admin/info/_cell_endpoints_v2.html'
context = None
if (datanum['endpoints'] and "publicURL" in datanum['endpoints'][0]):
context = datanum['endpoints'][0]
else:
# this is a keystone v3 version of endpoints
template_name = 'admin/info/_cell_endpoints_v3.html'
context = {'endpoints': datanum['endpoints']}
return template.loader.render_to_string(template_name,
context)
return None
class ServicesTable(tables.DataTable):
id = tables.Column('id', hidden=True)
name = tables.Column("name", verbose_name=_('Name'))
service_type = tables.Column('type', verbose_name=_('Service'))
region = tables.Column('region', verbose_name=_('Region'))
endpoints = tables.Column(show_endpoints, verbose_name=_('Endpoints'))
def get_object_id(self, datum):
# this method is need b/c the parent impl does not handle dicts
return datum.get('id')
class Meta(object):
name = "services"
verbose_name = _("Services")
table_actions = (ServiceFilterAction,)
multi_select = False
def get_available(zone):
return zone.zoneState['available']
def get_agent_status(agent):
template_name = 'admin/info/_cell_status.html'
context = {
'status': agent.status,
'disabled_reason': agent.disabled_reason
}
return template.loader.render_to_string(template_name, context)
class NovaServicesTable(tables.DataTable):
binary = tables.Column("binary", verbose_name=_('Name'))
host = tables.Column('host', verbose_name=_('Host'))
zone = tables.Column('zone', verbose_name=_('Zone'))
status = tables.Column(get_agent_status, verbose_name=_('Status'))
state = tables.Column('state', verbose_name=_('State'),
display_choices=SERVICE_STATE_DISPLAY_CHOICES)
updated_at = tables.Column('updated_at',
verbose_name=pgettext_lazy(
'Time since the last update',
u'Last Updated'),
filters=(utils_filters.parse_isotime,
filters.timesince))
def get_object_id(self, obj):
return "%s-%s-%s" % (obj.binary, obj.host, obj.zone)
class Meta(object):
name = "nova_services"
verbose_name = _("Compute Services")
table_actions = (SubServiceFilterAction,)
multi_select = False
class CinderServicesTable(tables.DataTable):
binary = tables.Column("binary", verbose_name=_('Name'))
host = tables.Column('host', verbose_name=_('Host'))
zone = tables.Column('zone', verbose_name=_('Zone'))
status = tables.Column(get_agent_status, verbose_name=_('Status'))
state = tables.Column('state', verbose_name=_('State'),
display_choices=SERVICE_STATE_DISPLAY_CHOICES)
updated_at = tables.Column('updated_at',
verbose_name=pgettext_lazy(
'Time since the last update',
u'Last Updated'),
filters=(utils_filters.parse_isotime,
filters.timesince))
def get_object_id(self, obj):
return "%s-%s-%s" % (obj.binary, obj.host, obj.zone)
class Meta(object):
name = "cinder_services"
verbose_name = _("Block Storage Services")
table_actions = (SubServiceFilterAction,)
multi_select = False
class NetworkAgentsFilterAction(tables.FilterAction):
def filter(self, table, agents, filter_string):
q = filter_string.lower()
def comp(agent):
if q in agent.agent_type.lower():
return True
return False
return filter(comp, agents)
def get_network_agent_zone(agent):
if agent.availability_zone:
return agent.availability_zone
return _('-')
def get_network_agent_status(agent):
if agent.admin_state_up:
return _('Enabled')
return _('Disabled')
def get_network_agent_state(agent):
if agent.alive:
return _('Up')
return _('Down')
class NetworkL3AgentRoutersLinkAction(tables.LinkAction):
name = "l3_agent_router_link"
verbose_name = _("View Routers")
def allowed(self, request, datum):
if not setting_utils.get_dict_config('OPENSTACK_NEUTRON_NETWORK',
'enable_router'):
return False
# Determine whether this action is allowed for the current request.
return datum.agent_type == "L3 agent"
def get_link_url(self, datum=None):
obj_id = datum.id
return urls.reverse("horizon:admin:routers:l3_agent_list",
args=(obj_id,))
class NetworkAgentsTable(tables.DataTable):
agent_type = tables.Column('agent_type', verbose_name=_('Type'))
binary = tables.Column("binary", verbose_name=_('Name'))
host = tables.Column('host', verbose_name=_('Host'))
zone = tables.Column(get_network_agent_zone, verbose_name=_('Zone'))
status = tables.Column(get_network_agent_status, verbose_name=_('Status'))
state = tables.Column(get_network_agent_state, verbose_name=_('State'))
heartbeat_timestamp = tables.Column('heartbeat_timestamp',
verbose_name=pgettext_lazy(
'Time since the last update',
u'Last Updated'),
filters=(utils_filters.parse_isotime,
filters.timesince))
def __init__(self, request, data=None, needs_form_wrapper=None, **kwargs):
super(NetworkAgentsTable, self).__init__(
request,
data=data,
needs_form_wrapper=needs_form_wrapper,
**kwargs)
availability_zone_supported = api.neutron.is_extension_supported(
request,
"availability_zone")
if not availability_zone_supported:
del self.columns["zone"]
def get_object_id(self, obj):
return "%s-%s" % (obj.binary, obj.host)
class Meta(object):
name = "network_agents"
verbose_name = _("Network Agents")
table_actions = (NetworkAgentsFilterAction, )
row_actions = (NetworkL3AgentRoutersLinkAction, )
multi_select = False
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