@Override public boolean applyLoadBalancersForNetwork(long networkId, Scheme scheme) throws ResourceUnavailableException { List<LoadBalancerVO> lbs = _lbDao.listByNetworkIdAndScheme(networkId, scheme); if (lbs != null) { s_logger.debug("Applying load balancer rules of scheme " + scheme + " in network id=" + networkId); return applyLoadBalancerRules(lbs, true); } else { s_logger.info("Network id=" + networkId + " doesn't have load balancer rules of scheme " + scheme + ", nothing to apply"); return true; } }
@Override public boolean revokeLoadBalancersForNetwork(long networkId, Scheme scheme) throws ResourceUnavailableException { List<LoadBalancerVO> lbs = _lbDao.listByNetworkIdAndScheme(networkId, scheme); if (s_logger.isDebugEnabled()) { s_logger.debug("Revoking " + lbs.size() + " " + scheme + " load balancing rules for network id=" + networkId); } if (lbs != null) { for (LoadBalancerVO lb : lbs) { // called during restart, not persisting state in db lb.setState(FirewallRule.State.Revoke); } return applyLoadBalancerRules(lbs, false); // called during restart, not persisting state in db } else { s_logger.info("Network id=" + networkId + " doesn't have load balancer rules, nothing to revoke"); return true; } }
@Override public boolean applyLoadBalancerConfig(long lbRuleId) throws ResourceUnavailableException { LoadBalancerVO lb = _lbDao.findById(lbRuleId); List<LoadBalancerVO> lbs; if (isRollBackAllowedForProvider(lb)) { // this is for Netscalar type of devices. if their is failure the db // entries will be rollbacked. lbs = Arrays.asList(lb); } else { boolean onlyRulesInTransitionState = true; for (LoadBalancingServiceProvider lbElement : _lbProviders) { Provider provider = lbElement.getProvider(); boolean isLbProvider = _networkModel.isProviderSupportServiceInNetwork(lb.getNetworkId(), Service.Lb, provider); if (!isLbProvider) { continue; } onlyRulesInTransitionState = lbElement.handlesOnlyRulesInTransitionState(); break; } // get all rules in transition state if (onlyRulesInTransitionState) { lbs = _lbDao.listInTransitionStateByNetworkIdAndScheme(lb.getNetworkId(), lb.getScheme()); } else { lbs = _lbDao.listByNetworkIdAndScheme(lb.getNetworkId(), lb.getScheme()); } } return applyLoadBalancerRules(lbs, true); }