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import logging
from django import template
from django.template import defaultfilters as filters
from django.utils.translation import ugettext_lazy as _ # noqa
from horizon import tables
from horizon.utils import filters as utils_filters
LOG = logging.getLogger(__name__)
class ServiceFilterAction(tables.FilterAction):
def filter(self, table, services, filter_string):
q = filter_string.lower()
def comp(service):
if q in service.type.lower():
return True
return False
return filter(comp, services)
def get_stats(service):
return template.loader.render_to_string('admin/services/_stats.html',
{'service': service})
def get_enabled(service, reverse=False):
options = ["Enabled", "Disabled"]
if reverse:
options.reverse()
# if not configured in this region, neither option makes sense
if service.host:
return options[0] if not service.disabled else options[1]
return None
class ServicesTable(tables.DataTable):
id = tables.Column('id', verbose_name=_('Id'), hidden=True)
name = tables.Column("name", verbose_name=_('Name'))
service_type = tables.Column('__unicode__', verbose_name=_('Service'))
host = tables.Column('host', verbose_name=_('Host'))
enabled = tables.Column(get_enabled,
verbose_name=_('Enabled'),
status=True)
class Meta:
name = "services"
verbose_name = _("Services")
table_actions = (ServiceFilterAction,)
multi_select = False
status_columns = ["enabled"]
def get_available(zone):
return zone.zoneState['available']
def get_hosts(zone):
hosts = zone.hosts
host_details = []
for name, services in hosts.items():
up = all([s['active'] and s['available'] for k, s in services.items()])
up = _("Services Up") if up else _("Services Down")
host_details.append("%(host)s (%(up)s)" % {'host': name, 'up': up})
return host_details
class ZonesTable(tables.DataTable):
name = tables.Column('zoneName', verbose_name=_('Name'))
hosts = tables.Column(get_hosts,
verbose_name=_('Hosts'),
wrap_list=True,
filters=(filters.unordered_list,))
available = tables.Column(get_available,
verbose_name=_('Available'),
status=True,
filters=(filters.yesno, filters.capfirst))
def get_object_id(self, zone):
return zone.zoneName
class Meta:
name = "zones"
verbose_name = _("Availability Zones")
multi_select = False
status_columns = ["available"]
class NovaServiceFilterAction(tables.FilterAction):
def filter(self, table, services, filter_string):
q = filter_string.lower()
def comp(service):
if q in service.type.lower():
return True
return False
return filter(comp, services)
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('status', verbose_name=_('Status'))
state = tables.Column('state', verbose_name=_('State'))
updated_at = tables.Column('updated_at',
verbose_name=_('Updated At'),
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:
name = "nova_services"
verbose_name = _("Compute Services")
table_actions = (NovaServiceFilterAction,)
multi_select = False
def get_hosts(aggregate):
return [host for host in aggregate.hosts]
def get_metadata(aggregate):
return [' = '.join([key, val]) for key, val
in aggregate.metadata.iteritems()]
class AggregatesTable(tables.DataTable):
name = tables.Column("name",
verbose_name=_("Name"))
availability_zone = tables.Column("availability_zone",
verbose_name=_("Availability Zone"))
hosts = tables.Column(get_hosts,
verbose_name=_("Hosts"),
wrap_list=True,
filters=(filters.unordered_list,))
metadata = tables.Column(get_metadata,
verbose_name=_("Metadata"),
wrap_list=True,
filters=(filters.unordered_list,))
class Meta:
name = "aggregates"
verbose_name = _("Host Aggregates")
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_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 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'))
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=_('Updated At'),
filters=(utils_filters.parse_isotime,
filters.timesince))
def get_object_id(self, obj):
return "%s-%s" % (obj.binary, obj.host)
class Meta:
name = "network_agents"
verbose_name = _("Network Agents")
table_actions = (NetworkAgentsFilterAction,)
multi_select = False
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