def delete(self, context, member):
lb_id = member.pool.loadbalancer_id
pool_id = member.pool.id
pool_client = self.core_plugin.nsxlib.load_balancer.pool
pool_binding = nsx_db.get_nsx_lbaas_pool_binding(
context.session, lb_id, pool_id)
if pool_binding:
lb_pool_id = pool_binding.get('lb_pool_id')
try:
lb_pool = pool_client.get(lb_pool_id)
network = lb_utils.get_network_from_subnet(
context, self.core_plugin, member.subnet_id)
if network.get('router:external'):
fixed_ip, router_id = self._get_info_from_fip(
context, member.address)
else:
fixed_ip = member.address
if 'members' in lb_pool:
m_list = lb_pool['members']
members = [
m for m in m_list if m['ip_address'] != fixed_ip
]
pool_client.update_pool_with_members(lb_pool_id, members)
except nsxlib_exc.ManagerError:
self.lbv2_driver.member.failed_completion(context, member)
msg = _('Failed to remove member from pool on NSX backend')
raise n_exc.BadRequest(resource='lbaas-member', msg=msg)
self.lbv2_driver.member.successful_completion(context,
member,
delete=True)
def _get_updated_pool_members(self, context, lb_pool, member):
network = lb_utils.get_network_from_subnet(context, self.core_plugin,
member.subnet_id)
if network.get('router:external'):
fixed_ip, router_id = self._get_info_from_fip(
context, member.address)
else:
fixed_ip = member.address
for m in lb_pool['members']:
if m['ip_address'] == fixed_ip:
m['display_name'] = member.name[:219] + '_' + member.id
m['weight'] = member.weight
return lb_pool['members']
def create(self, context, member):
lb_id = member.pool.loadbalancer_id
pool_id = member.pool.id
loadbalancer = member.pool.loadbalancer
if not lb_utils.validate_lb_subnet(context, self.core_plugin,
member.subnet_id):
msg = (_('Cannot add member %(member)s to pool as member subnet '
'%(subnet)s is neither public nor connected to router') %
{
'member': member.id,
'subnet': member.subnet_id
})
raise n_exc.BadRequest(resource='lbaas-subnet', msg=msg)
pool_client = self.core_plugin.nsxlib.load_balancer.pool
service_client = self.core_plugin.nsxlib.load_balancer.service
pool_members = self.lbv2_driver.plugin.get_pool_members(
context, pool_id)
network = lb_utils.get_network_from_subnet(context, self.core_plugin,
member.subnet_id)
if network.get('router:external'):
router_id, fixed_ip = self._get_info_from_fip(
context, member.address)
else:
router_id = lb_utils.get_router_from_network(
context, self.core_plugin, member.subnet_id)
fixed_ip = member.address
binding = nsx_db.get_nsx_lbaas_pool_binding(context.session, lb_id,
pool_id)
if binding:
vs_id = binding.get('lb_vs_id')
lb_pool_id = binding.get('lb_pool_id')
lb_binding = nsx_db.get_nsx_lbaas_loadbalancer_binding(
context.session, lb_id)
if not lb_binding and len(pool_members) == 1:
nsx_router_id = nsx_db.get_nsx_router_id(
context.session, router_id)
lb_service = service_client.get_router_lb_service(
nsx_router_id)
if not lb_service:
lb_size = lb_utils.get_lb_flavor_size(
self.flavor_plugin, context, loadbalancer.flavor_id)
lb_service = self._create_lb_service(
context, service_client, member.tenant_id, router_id,
nsx_router_id, loadbalancer.id, lb_size)
if lb_service:
lb_service_id = lb_service['id']
self._add_loadbalancer_binding(context, loadbalancer.id,
lb_service_id,
nsx_router_id,
loadbalancer.vip_address)
if vs_id:
try:
service_client.add_virtual_server(
lb_service_id, vs_id)
except nsxlib_exc.ManagerError:
self.lbv2_driver.member.failed_completion(
context, member)
msg = (_('Failed to attach virtual server %(vs)s '
'to lb service %(service)s') % {
'vs': vs_id,
'service': lb_service_id
})
raise n_exc.BadRequest(resource='lbaas-member',
msg=msg)
else:
msg = (_('Failed to get lb service to attach virtual '
'server %(vs)s for member %(member)s') % {
'vs': vs_id,
'member': member['id']
})
raise nsx_exc.NsxPluginException(err_msg=msg)
lb_pool = pool_client.get(lb_pool_id)
old_m = lb_pool.get('members', None)
new_m = [{
'display_name': member.name[:219] + '_' + member.id,
'ip_address': fixed_ip,
'port': member.protocol_port,
'weight': member.weight
}]
members = (old_m + new_m) if old_m else new_m
pool_client.update_pool_with_members(lb_pool_id, members)
else:
msg = (_('Failed to get pool binding to add member %s') %
member['id'])
raise nsx_exc.NsxPluginException(err_msg=msg)
self.lbv2_driver.member.successful_completion(context, member)
def delete(self, context, member):
lb_id = member.pool.loadbalancer_id
pool_id = member.pool.id
service_client = self.core_plugin.nsxlib.load_balancer.service
pool_client = self.core_plugin.nsxlib.load_balancer.pool
pool_members = self.lbv2_driver.plugin.get_pool_members(
context, pool_id)
pool_binding = nsx_db.get_nsx_lbaas_pool_binding(
context.session, lb_id, pool_id)
if pool_binding:
lb_pool_id = pool_binding['lb_pool_id']
lb_vs_id = pool_binding['lb_vs_id']
# If this is the last member of pool, detach virtual server from
# the lb service. If this is the last load balancer for this lb
# service, delete the lb service as well.
if len(pool_members) == 1:
lb_binding = nsx_db.get_nsx_lbaas_loadbalancer_binding(
context.session, lb_id)
if lb_binding:
lb_service_id = lb_binding['lb_service_id']
try:
lb_service = service_client.get(lb_service_id)
vs_list = lb_service.get('virtual_server_ids')
if vs_list and lb_vs_id in vs_list:
vs_list.remove(lb_vs_id)
else:
LOG.error(
'virtual server id %s is not in the lb '
'service virtual server list %s', lb_vs_id,
vs_list)
service_client.update(lb_service_id,
virtual_server_ids=vs_list)
if not vs_list:
service_client.delete(lb_service_id)
nsx_db.delete_nsx_lbaas_loadbalancer_binding(
context.session, lb_id)
except nsxlib_exc.ManagerError:
self.lbv2_driver.member.failed_completion(
context, member)
msg = _('Failed to remove virtual server from lb '
'service on NSX backend')
raise n_exc.BadRequest(resource='lbaas-member',
msg=msg)
try:
lb_pool = pool_client.get(lb_pool_id)
network = lb_utils.get_network_from_subnet(
context, self.core_plugin, member.subnet_id)
if network.get('router:external'):
fixed_ip, router_id = self._get_info_from_fip(
context, member.address)
else:
fixed_ip = member.address
if 'members' in lb_pool:
m_list = lb_pool['members']
members = [
m for m in m_list if m['ip_address'] != fixed_ip
]
pool_client.update_pool_with_members(lb_pool_id, members)
except nsxlib_exc.ManagerError:
self.lbv2_driver.member.failed_completion(context, member)
msg = _('Failed to remove member from pool on NSX backend')
raise n_exc.BadRequest(resource='lbaas-member', msg=msg)
self.lbv2_driver.member.successful_completion(context,
member,
delete=True)