def parseParams(self, params):
obj_dict = params.copy()
nodes_list = obj_dict.pop('nodes', [])
probes_list = obj_dict.get('healthMonitor', [])
vips_list = obj_dict.get('virtualIps', [])
stic = obj_dict.get('sessionPersistence', [])
try:
lb = obj_dict.pop('lb')
except KeyError:
lb_ref = db_api.loadbalancer_pack_extra(obj_dict)
else:
lb_ref = db_api.loadbalancer_pack_extra(obj_dict)
lb_ref['id'] = lb['id']
lb_ref['tenant_id'] = lb['tenant_id']
lb_ref['created_at'] = lb['created_at']
lb_ref['updated_at'] = lb['updated_at']
lb_ref['status'] = lb_status.BUILD
self.lb = lb_ref
sf_ref = db_api.serverfarm_pack_extra({})
self.sf = sf_ref
self.sf._rservers = []
self.sf._probes = []
self.sf._sticky = []
predictor_ref = db_api.predictor_pack_extra({})
self.sf._predictor = predictor_ref
""" Parse RServer nodes and attach them to SF """
for node in nodes_list:
rs_ref = db_api.server_pack_extra(node)
# We need to check if there is already real server with the
# same IP deployed
try:
parent_ref = db_api.server_get_by_address_on_device(self.conf,
rs_ref['address'],
lb_ref['device_id'])
except exception.ServerNotFound:
pass
else:
if parent_ref.get('address') != '':
rs_ref['parent_id'] = parent_ref['id']
self.rs.append(rs_ref)
self.sf._rservers.append(rs_ref)
for pr in probes_list:
probe_ref = db_api.probe_pack_extra(pr)
self.probes.append(probe_ref)
self.sf._probes.append(probe_ref)
for vip in vips_list:
vs_ref = db_api.virtualserver_pack_extra(vip)
vs_ref['transport'] = lb_ref['extra'].get('transport')
vs_ref['appProto'] = lb_ref['protocol']
vs_ref['name'] = vs_ref['id']
self.vips.append(vs_ref)
self.vips.append(vs_ref)
def create_lb(conf, params):
nodes = params.pop('nodes', [])
probes = params.pop('healthMonitor', [])
vips = params.pop('virtualIps', [])
values = db_api.loadbalancer_pack_extra(params)
lb_ref = db_api.loadbalancer_create(conf, values)
device = scheduler.schedule_loadbalancer(conf, lb_ref)
device_driver = drivers.get_device_driver(conf, device['id'])
lb = db_api.unpack_extra(lb_ref)
lb['device_id'] = device['id']
lb_ref = db_api.loadbalancer_pack_extra(lb)
try:
with device_driver.request_context() as ctx:
commands.create_loadbalancer(ctx, lb_ref, nodes, probes, vips)
except (exception.Error, exception.Invalid):
lb_ref.status = lb_status.ERROR
lb_ref.deployed = 'False'
else:
lb_ref.status = lb_status.ACTIVE
lb_ref.deployed = 'True'
db_api.loadbalancer_update(conf, lb['id'], lb_ref)
return lb_ref['id']
def create_lb(conf, params):
node_values = params.pop('nodes', [])
probe_values = params.pop('healthMonitor', [])
vip_values = params.pop('virtualIps', [])
lb_values = db_api.loadbalancer_pack_extra(params)
lb_ref = db_api.loadbalancer_create(conf, lb_values)
sf_ref = db_api.serverfarm_create(conf, {'lb_id': lb_ref['id']})
db_api.predictor_create(conf, {'sf_id': sf_ref['id'],
'type': lb_ref['algorithm']})
vip_update_values = {'protocol': lb_ref['protocol']}
vips = []
for vip in vip_values:
vip = db_api.virtualserver_pack_extra(vip)
db_api.pack_update(vip, vip_update_values)
vip['lb_id'] = lb_ref['id']
vip['sf_id'] = sf_ref['id']
vips.append(db_api.virtualserver_create(conf, vip))
servers = []
for server in node_values:
server = db_api.server_pack_extra(server)
server['sf_id'] = sf_ref['id']
servers.append(db_api.server_create(conf, server))
probes = []
for probe in probe_values:
probe = db_api.probe_pack_extra(probe)
probe['lb_id'] = lb_ref['id']
probe['sf_id'] = sf_ref['id']
probes.append(db_api.probe_create(conf, probe))
device_ref = scheduler.schedule(conf, lb_ref)
db_api.loadbalancer_update(conf, lb_ref['id'],
{'device_id': device_ref['id']})
device_driver = drivers.get_device_driver(conf, device_ref['id'])
with device_driver.request_context() as ctx:
try:
commands.create_loadbalancer(ctx, sf_ref, vips, servers, probes,
[])
except Exception:
with utils.save_and_reraise_exception():
db_api.loadbalancer_update(conf, lb_ref['id'],
{'status': lb_status.ERROR,
'deployed': False})
db_api.loadbalancer_update(conf, lb_ref['id'],
{'status': lb_status.ACTIVE,
'deployed': True})
return lb_ref['id']
