def _add_loadbalancer_binding(self, context, lb_id, lbs_id, nsx_router_id,
vip_address):
# First check if there is already binding for the lb.
# If there is no binding for the lb, add the db binding.
binding = nsx_db.get_nsx_lbaas_loadbalancer_binding(
context.session, lb_id)
if not binding:
nsx_db.add_nsx_lbaas_loadbalancer_binding(context.session, lb_id,
lbs_id, nsx_router_id,
vip_address)
else:
LOG.debug("LB binding has already been added, and no need "
"to add here.")
def create(self, context, lb, completor):
if not lb_utils.validate_lb_subnet(context, self.core_plugin,
lb['vip_subnet_id']):
completor(success=False)
msg = (_('Cannot create lb on subnet %(sub)s for '
'loadbalancer %(lb)s. The subnet needs to connect a '
'router which is already set gateway.') % {
'sub': lb['vip_subnet_id'],
'lb': lb['id']
})
raise n_exc.BadRequest(resource='lbaas-subnet', msg=msg)
service_client = self.core_plugin.nsxlib.load_balancer.service
nsx_router_id = None
lb_service = None
nsx_router_id = lb_utils.NO_ROUTER_ID
router_id = lb_utils.get_router_from_network(context, self.core_plugin,
lb['vip_subnet_id'])
if router_id:
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,
lb.get('flavor_id'))
if router_id:
# Make sure the NSX service router exists
if not self.core_plugin.service_router_has_services(
context, router_id):
self.core_plugin.create_service_router(context, router_id)
lb_service = self._create_lb_service(context, service_client,
lb['tenant_id'],
router_id, nsx_router_id,
lb['id'], lb_size)
else:
lb_service = self._create_lb_service_without_router(
context, service_client, lb['tenant_id'], lb, lb_size)
if not lb_service:
completor(success=False)
msg = (_('Failed to create lb service for loadbalancer '
'%s') % lb['id'])
raise nsx_exc.NsxPluginException(err_msg=msg)
nsx_db.add_nsx_lbaas_loadbalancer_binding(context.session, lb['id'],
lb_service['id'],
nsx_router_id,
lb['vip_address'])
completor(success=True)
def create(self, context, lb, completor):
if not lb_utils.validate_lb_subnet(context, self.core_plugin,
lb['vip_subnet_id']):
completor(success=False)
msg = (_('Cannot create lb on subnet %(sub)s for '
'loadbalancer %(lb)s. The subnet needs to connect a '
'router which is already set gateway.') %
{'sub': lb['vip_subnet_id'], 'lb': lb['id']})
raise n_exc.BadRequest(resource='lbaas-subnet', msg=msg)
service_client = self.core_plugin.nsxlib.load_balancer.service
nsx_router_id = None
lb_service = None
nsx_router_id = lb_utils.NO_ROUTER_ID
router_id = lb_utils.get_router_from_network(
context, self.core_plugin, lb['vip_subnet_id'])
if router_id:
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, lb.get('flavor_id'))
if router_id:
# Make sure the NSX service router exists
if not self.core_plugin.service_router_has_services(
context, router_id):
self.core_plugin.create_service_router(context, router_id)
lb_service = self._create_lb_service(
context, service_client, lb['tenant_id'],
router_id, nsx_router_id, lb['id'], lb_size)
else:
lb_service = self._create_lb_service_without_router(
context, service_client, lb['tenant_id'],
lb, lb_size)
if not lb_service:
completor(success=False)
msg = (_('Failed to create lb service for loadbalancer '
'%s') % lb['id'])
raise nsx_exc.NsxPluginException(err_msg=msg)
nsx_db.add_nsx_lbaas_loadbalancer_binding(
context.session, lb['id'], lb_service['id'],
nsx_router_id, lb['vip_address'])
completor(success=True)
def create(self, context, member):
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,
loadbalancer.id, pool_id)
if binding:
vs_id = binding['lb_vs_id']
lb_pool_id = binding['lb_pool_id']
if 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']
nsx_db.add_nsx_lbaas_loadbalancer_binding(
context.session, loadbalancer.id, lb_service_id,
nsx_router_id, loadbalancer.vip_address)
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,
'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)
