def create_loadbalancer(ctx, balancer, nodes, probes, vips):
lb = db_api.unpack_extra(balancer)
sf = db_api.serverfarm_create(ctx.conf, {'lb_id': lb['id']})
if 'algorithm' in lb:
predictor_params = {'sf_id': sf['id'], 'type': lb['algorithm']}
else:
predictor_params = {'sf_id': sf['id']}
db_api.predictor_create(ctx.conf, predictor_params)
create_server_farm(ctx, sf)
for node in nodes:
node_values = db_api.server_pack_extra(node)
node_values['sf_id'] = sf['id']
rs_ref = db_api.server_create(ctx.conf, node_values)
create_rserver(ctx, rs_ref)
add_rserver_to_server_farm(ctx, sf, rs_ref)
for probe in probes:
probe_values = db_api.probe_pack_extra(probe)
probe_values['lb_id'] = lb['id']
probe_values['sf_id'] = sf['id']
probe_ref = db_api.probe_create(ctx.conf, probe_values)
create_probe(ctx, probe_ref)
add_probe_to_server_farm(ctx, sf, probe_ref)
for vip in vips:
vip_values = db_api.virtualserver_pack_extra(vip)
vip_values['lb_id'] = lb['id']
vip_values['sf_id'] = sf['id']
vip_ref = db_api.virtualserver_create(ctx.conf, vip_values)
create_vip(ctx, vip_ref, sf)
def test_predictor_get_all_by_sf_id(self):
values = get_fake_predictor("1")
predictor1 = db_api.predictor_create(self.conf, values)
values = get_fake_predictor("2")
predictor2 = db_api.predictor_create(self.conf, values)
predictors1 = db_api.predictor_get_all_by_sf_id(self.conf, "1")
predictors2 = db_api.predictor_get_all_by_sf_id(self.conf, "2")
self.assertEqual([dict(predictor1.iteritems())], [dict(pr.iteritems()) for pr in predictors1])
self.assertEqual([dict(predictor2.iteritems())], [dict(pr.iteritems()) for pr in predictors2])
def test_predictor_get_all_by_sf_id(self):
values = get_fake_predictor('1')
predictor1 = db_api.predictor_create(self.conf, values)
values = get_fake_predictor('2')
predictor2 = db_api.predictor_create(self.conf, values)
predictors1 = db_api.predictor_get_all_by_sf_id(self.conf, '1')
predictors2 = db_api.predictor_get_all_by_sf_id(self.conf, '2')
self.assertEqual(len(predictors1), 1)
self.assertEqual(predictors1[0]['id'], predictor1['id'])
self.assertEqual(len(predictors2), 1)
self.assertEqual(predictors2[0]['id'], predictor2['id'])
def test_predictor_get_by_sf_id(self):
values1 = get_fake_predictor('1')
values2 = get_fake_predictor('2')
predictor1 = db_api.predictor_create(self.conf, values1)
predictor2 = db_api.predictor_create(self.conf, values2)
predictor_ref1 = db_api.predictor_get_by_sf_id(self.conf, '1')
predictor_ref2 = db_api.predictor_get_by_sf_id(self.conf, '2')
self.assertEqual(dict(predictor_ref1.iteritems()),
dict(predictor1.iteritems()))
self.assertEqual(dict(predictor_ref2.iteritems()),
dict(predictor2.iteritems()))
def test_predictor_destroy_by_sf_id(self):
values = get_fake_predictor('1')
predictor_ref1 = db_api.predictor_create(self.conf, values)
values = get_fake_predictor('2')
predictor_ref2 = db_api.predictor_create(self.conf, values)
db_api.predictor_destroy_by_sf_id(self.conf, '1')
with self.assertRaises(exception.PredictorNotFound) as cm:
db_api.predictor_get(self.conf, predictor_ref1['id'])
err = cm.exception
self.assertEqual(err.kwargs, {'predictor_id': predictor_ref1['id']})
predictor_ref3 = db_api.predictor_get(self.conf, predictor_ref2['id'])
self.assertEqual(predictor_ref3['id'], predictor_ref2['id'])
def test_predictor_destroy_by_sf_id(self):
values = get_fake_predictor("1")
predictor_ref1 = db_api.predictor_create(self.conf, values)
values = get_fake_predictor("2")
predictor_ref2 = db_api.predictor_create(self.conf, values)
db_api.predictor_destroy_by_sf_id(self.conf, "1")
with self.assertRaises(exception.PredictorNotFound) as cm:
db_api.predictor_get(self.conf, predictor_ref1["id"])
err = cm.exception
self.assertEqual(err.kwargs, {"predictor_id": predictor_ref1["id"]})
predictor_ref3 = db_api.predictor_get(self.conf, predictor_ref2["id"])
self.assertEqual(dict(predictor_ref2.iteritems()), dict(predictor_ref3.iteritems()))
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']
def test_predictor_create(self):
values = get_fake_predictor('1')
predictor_ref = db_api.predictor_create(self.conf, values)
predictor = dict(predictor_ref.iteritems())
self.assertIsNotNone(predictor['id'])
values['id'] = predictor['id']
self.assertEqual(predictor, values)
def test_predictor_destroy(self):
values = get_fake_predictor('1')
predictor = db_api.predictor_create(self.conf, values)
db_api.predictor_destroy(self.conf, predictor['id'])
with self.assertRaises(exception.PredictorNotFound) as cm:
db_api.predictor_get(self.conf, predictor['id'])
err = cm.exception
self.assertEqual(err.kwargs, {'predictor_id': predictor['id']})
def test_predictor_update(self):
values = get_fake_predictor("1")
predictor_ref = db_api.predictor_create(self.conf, values)
update = {"type": "LEASTCONNECTIONS", "extra": {"extrafield": "extravalue"}}
predictor_ref = db_api.predictor_update(self.conf, predictor_ref["id"], update)
predictor = dict(predictor_ref.iteritems())
values.update(update)
self.assertIsNotNone(predictor["id"])
values["id"] = predictor["id"]
self.assertEqual(predictor, values)
def test_predictor_update(self):
values = get_fake_predictor('1')
predictor_ref = db_api.predictor_create(self.conf, values)
update = {'type': 'LEASTCONNECTIONS',
'extra': {'extrafield': 'extravalue'}}
predictor_ref = db_api.predictor_update(self.conf, predictor_ref['id'],
update)
predictor = dict(predictor_ref.iteritems())
values.update(update)
self.assertIsNotNone(predictor['id'])
values['id'] = predictor['id']
self.assertEqual(predictor, values)
def test_predictor_get(self):
values = get_fake_predictor('1')
predictor_ref1 = db_api.predictor_create(self.conf, values)
predictor_ref2 = db_api.predictor_get(self.conf, predictor_ref1['id'])
self.assertEqual(dict(predictor_ref1.iteritems()),
dict(predictor_ref2.iteritems()))
def savetoDB(self):
try:
lb_ref = db_api.loadbalancer_update(self.conf, self.lb['id'],
self.lb)
except exception.LoadBalancerNotFound:
lb_ref = db_api.loadbalancer_create(self.conf, self.lb)
self.sf['lb_id'] = lb_ref['id']
try:
sf_ref = db_api.serverfarm_update(self.conf, self.sf['id'],
self.sf)
except exception.ServerFarmNotFound:
sf_ref = db_api.serverfarm_create(self.conf, self.sf)
self.sf._predictor['sf_id'] = sf_ref['id']
try:
db_api.predictor_update(self.conf, self.sf._predictor['id'],
self.sf._predictor)
except exception.PredictorNotFound:
db_api.predictor_create(self.conf, self.sf._predictor)
stickies = self.sf._sticky
vips = []
self.sf = sf_ref
self.sf._rservers = []
self.sf._probes = []
self.sf._sticky = []
for rs in self.rs:
rs['sf_id'] = sf_ref['id']
try:
rs_ref = db_api.server_update(self.conf, rs['id'], rs)
except exception.ServerNotFound:
rs_ref = db_api.server_create(self.conf, rs)
self.sf._rservers.append(rs_ref)
for pr in self.probes:
pr['sf_id'] = sf_ref['id']
try:
pr_ref = db_api.probe_update(self.conf, pr['id'], pr)
except exception.ProbeNotFound:
pr_ref = db_api.probe_create(self.conf, pr)
self.sf._probes.append(pr_ref)
for vip in self.vips:
vip['sf_id'] = sf_ref['id']
vip['lb_id'] = lb_ref['id']
try:
vip_ref = db_api.virtualserver_update(self.conf, vip['id'],
vip)
except exception.VirtualServerNotFound:
vip_ref = db_api.virtualserver_create(self.conf, vip)
vips.append(vip_ref)
for st in stickies:
st['sf_id'] = sf_ref['id']
try:
st_ref = db_api.sticky_update(self.conf, st['id'], st)
except exception.StickyNotFound:
st_ref = db_api.sticky_create(self.conf, st)
self.sf._sticky.append(st_ref)
self.rs = self.sf._rservers
self.probes = self.sf._probes
self.vips = vips