def update_lb(conf, tenant_id, lb_id, lb_body): lb_ref = db_api.loadbalancer_get(conf, lb_id, tenant_id=tenant_id) old_lb_ref = copy.deepcopy(lb_ref) db_api.pack_update(lb_ref, lb_body) lb_ref = db_api.loadbalancer_update(conf, lb_id, lb_ref) if (lb_ref['algorithm'] == old_lb_ref['algorithm'] and lb_ref['protocol'] == old_lb_ref['protocol']): LOG.debug("In LB %r algorithm and protocol have not changed, " "nothing to do on the device %r.", lb_ref['id'], lb_ref['device_id']) return sf_ref = db_api.serverfarm_get_all_by_lb_id(conf, lb_ref['id'])[0] if lb_ref['algorithm'] != old_lb_ref['algorithm']: predictor_ref = db_api.predictor_get_by_sf_id(conf, sf_ref['id']) db_api.predictor_update(conf, predictor_ref['id'], {'type': lb_ref['algorithm']}) vips = db_api.virtualserver_get_all_by_sf_id(conf, sf_ref['id']) if lb_ref['protocol'] != old_lb_ref['protocol']: vip_update_values = {'protocol': lb_ref['protocol']} for vip in vips: db_api.pack_update(vip, vip_update_values) db_api.virtualserver_update(conf, vip['id'], vip) servers = db_api.server_get_all_by_sf_id(conf, sf_ref['id']) probes = db_api.probe_get_all_by_sf_id(conf, sf_ref['id']) stickies = db_api.sticky_get_all_by_sf_id(conf, sf_ref['id']) device_ref = scheduler.reschedule(conf, lb_ref) if device_ref['id'] != lb_ref['device_id']: from_driver = drivers.get_device_driver(conf, lb_ref['device_id']) to_driver = drivers.get_device_driver(conf, device_ref['id']) lb_ref = db_api.loadbalancer_update(conf, lb_ref['id'], {'device_id': device_ref['id']}) else: from_driver = drivers.get_device_driver(conf, device_ref['id']) to_driver = from_driver with from_driver.request_context() as ctx: try: commands.delete_loadbalancer(ctx, sf_ref, vips, servers, probes, stickies) except Exception: with utils.save_and_reraise_exception(): db_api.loadbalancer_update(conf, lb_ref['id'], {'status': lb_status.ERROR}) with to_driver.request_context() as ctx: try: commands.create_loadbalancer(ctx, sf_ref, vips, servers, probes, stickies) except Exception: with utils.save_and_reraise_exception(): db_api.loadbalancer_update(conf, lb_ref['id'], {'status': lb_status.ERROR}) db_api.loadbalancer_update(conf, lb_ref['id'], {'status': lb_status.ACTIVE})
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 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