Examples of com.cloud.network.dao.LoadBalancerVO

com.cloud.network.dao.LoadBalancerVO
This VO represent Public Load Balancer It references source ip address by its Id. To get the VO for Internal Load Balancer rule, please refer to LoadBalancerRuleVO

        }
    }


    @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 {
            // get all rules in transition state
            lbs = _lbDao.listInTransitionStateByNetworkId(lb.getNetworkId());
        }
        return applyLoadBalancerRules(lbs, true);
    }

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    @Override
    public List<LbDestination> getExistingDestinations(long lbId) {
        List<LbDestination> dstList = new ArrayList<LbDestination>();
        List<LoadBalancerVMMapVO> lbVmMaps = _lb2VmMapDao.listByLoadBalancerId(lbId);
        LoadBalancerVO lb = _lbDao.findById(lbId);


        String dstIp = null;
        for (LoadBalancerVMMapVO lbVmMap : lbVmMaps) {
            UserVm vm = _vmDao.findById(lbVmMap.getInstanceId());
            Nic nic = _nicDao.findByInstanceIdAndNetworkIdIncludingRemoved(lb.getNetworkId(), vm.getId());
            dstIp = nic.getIp4Address();
            LbDestination lbDst = new LbDestination(lb.getDefaultPortStart(), lb.getDefaultPortEnd(), dstIp, lbVmMap.isRevoke());
            dstList.add(lbDst);
        }
        return dstList;
    }

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        Account caller = UserContext.current().getCaller();
        Long lbRuleId = cmd.getId();
        String name = cmd.getLoadBalancerName();
        String description = cmd.getDescription();
        String algorithm = cmd.getAlgorithm();
        LoadBalancerVO lb = _lbDao.findById(lbRuleId);
        LoadBalancerVO lbBackup = _lbDao.findById(lbRuleId);


        if (lb == null) {
            throw new InvalidParameterValueException("Unable to find lb rule by id=" + lbRuleId);
        }


        // check permissions
        _accountMgr.checkAccess(caller, null, true, lb);


        if (name != null) {
            lb.setName(name);
        }


        if (description != null) {
            lb.setDescription(description);
        }


        if (algorithm != null) {
            lb.setAlgorithm(algorithm);
        }


        boolean success = _lbDao.update(lbRuleId, lb);


        // If algorithm is changed, have to reapply the lb config
        if (algorithm != null) {
            try {
                lb.setState(FirewallRule.State.Add);
                _lbDao.persist(lb);
                applyLoadBalancerConfig(lbRuleId);
            } catch (ResourceUnavailableException e) {
                if (isRollBackAllowedForProvider(lb)) {
                    /* NOTE : We use lb object to update db instead of lbBackup object since db layer will fail to update if there is no change in the object.  
                     */
                    if (lbBackup.getName() != null) {
                        lb.setName(lbBackup.getName()); 
                    }
                    if (lbBackup.getDescription() != null) {
                        lb.setDescription(lbBackup.getDescription());
                    }
                    if (lbBackup.getAlgorithm() != null) {
                        lb.setAlgorithm(lbBackup.getAlgorithm());   
                    }
                    lb.setState(lbBackup.getState());
                    _lbDao.update(lb.getId(), lb);
                    _lbDao.persist(lb);


                    s_logger.debug("LB Rollback rule id: " + lbRuleId + " while updating LB rule.");
                }

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        if (applied == null) {
            applied = Boolean.TRUE;
        }


        LoadBalancerVO loadBalancer = _lbDao.findById(loadBalancerId);
        if (loadBalancer == null) {
            return null;
        }


        _accountMgr.checkAccess(caller, null, true, loadBalancer);


        List<UserVmVO> loadBalancerInstances = new ArrayList<UserVmVO>();
        List<LoadBalancerVMMapVO> vmLoadBalancerMappings = null;


        vmLoadBalancerMappings = _lb2VmMapDao.listByLoadBalancerId(loadBalancerId);


        List<Long> appliedInstanceIdList = new ArrayList<Long>();
        if ((vmLoadBalancerMappings != null) && !vmLoadBalancerMappings.isEmpty()) {
            for (LoadBalancerVMMapVO vmLoadBalancerMapping : vmLoadBalancerMappings) {
                appliedInstanceIdList.add(vmLoadBalancerMapping.getInstanceId());
            }
        }


        IPAddressVO addr = _ipAddressDao.findById(loadBalancer.getSourceIpAddressId());
        List<UserVmVO> userVms = _vmDao.listVirtualNetworkInstancesByAcctAndZone(loadBalancer.getAccountId(), addr.getDataCenterId(), loadBalancer.getNetworkId());


        for (UserVmVO userVm : userVms) {
            // if the VM is destroyed, being expunged, in an error state, or in an unknown state, skip it
            switch (userVm.getState()) {
            case Destroyed:

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    @Override
    public List<LBStickinessPolicyVO> searchForLBStickinessPolicies(ListLBStickinessPoliciesCmd cmd) throws PermissionDeniedException {
        Account caller = UserContext.current().getCaller();
        Long loadBalancerId = cmd.getLbRuleId();
        LoadBalancerVO loadBalancer = _lbDao.findById(loadBalancerId);
        if (loadBalancer == null) {
            return null;
        }


        _accountMgr.checkAccess(caller, null, true, loadBalancer);

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            //Snapshot Size
            usageRecResponse.setSize(usageRecord.getSize());


        } else if (usageRecord.getUsageType() == UsageTypes.LOAD_BALANCER_POLICY) {
            //Load Balancer Policy ID
            LoadBalancerVO lb = _entityMgr.findByIdIncludingRemoved(LoadBalancerVO.class, usageRecord.getUsageId().toString());
            if (lb != null) {
                usageRecResponse.setUsageId(lb.getUuid());
            }
        } else if (usageRecord.getUsageType() == UsageTypes.PORT_FORWARDING_RULE) {
            //Port Forwarding Rule ID
            PortForwardingRuleVO pf = _entityMgr.findByIdIncludingRemoved(PortForwardingRuleVO.class, usageRecord.getUsageId().toString());
            if (pf != null) {

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        if ((lbCertRule != null) && (!lbCertRule.isEmpty())) {
            String lbUuids = "";


            for (LoadBalancerCertMapVO rule : lbCertRule) {
                LoadBalancerVO lb = _entityMgr.findById(LoadBalancerVO.class, rule.getLbId());
                lbUuids += " " + lb.getUuid();
            }


            throw new CloudRuntimeException("Certificate in use by a loadbalancer(s)" + lbUuids);
        }

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    @DB
    public boolean configureLbAutoScaleVmGroup(final long vmGroupid, String currentState) throws ResourceUnavailableException {
        final AutoScaleVmGroupVO vmGroup = _autoScaleVmGroupDao.findById(vmGroupid);
        boolean success = false;


        final LoadBalancerVO loadBalancer = _lbDao.findById(vmGroup.getLoadBalancerId());


        FirewallRule.State backupState = loadBalancer.getState();


        if (vmGroup.getState().equals(AutoScaleVmGroup.State_New)) {
            loadBalancer.setState(FirewallRule.State.Add);
            _lbDao.persist(loadBalancer);
        } else if (loadBalancer.getState() == FirewallRule.State.Active
                && vmGroup.getState().equals(AutoScaleVmGroup.State_Revoke)) {
            loadBalancer.setState(FirewallRule.State.Add);
            _lbDao.persist(loadBalancer);
        }


        try {
            success = applyAutoScaleConfig(loadBalancer, vmGroup, currentState);
        } catch (ResourceUnavailableException e) {
            s_logger.warn("Unable to configure AutoScaleVmGroup to the lb rule: " + loadBalancer.getId()
                    + " because resource is unavaliable:", e);
            if (isRollBackAllowedForProvider(loadBalancer)) {
                loadBalancer.setState(backupState);
                _lbDao.persist(loadBalancer);
                s_logger.debug("LB Rollback rule id: " + loadBalancer.getId()
                        + " lb state rolback while creating AutoscaleVmGroup");
            }
            throw e;
        } finally {
            if (!success) {
                s_logger.warn("Failed to configure LB Auto Scale Vm Group with Id:" + vmGroupid);
            }
        }


        if (success) {
            if (vmGroup.getState().equals(AutoScaleVmGroup.State_New)) {
                Transaction.execute(new TransactionCallbackNoReturn() {
                    @Override
                    public void doInTransactionWithoutResult(TransactionStatus status) {
                        loadBalancer.setState(FirewallRule.State.Active);
                        s_logger.debug("LB rule " + loadBalancer.getId() + " state is set to Active");
                        _lbDao.persist(loadBalancer);
                        vmGroup.setState(AutoScaleVmGroup.State_Enabled);
                        _autoScaleVmGroupDao.persist(vmGroup);
                        s_logger.debug("LB Auto Scale Vm Group with Id: " + vmGroupid + " is set to Enabled state.");
                    }

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        }
        return success;
    }


    private boolean validateHealthCheck(CreateLBHealthCheckPolicyCmd cmd) {
        LoadBalancerVO loadBalancer = _lbDao.findById(cmd.getLbRuleId());
        String capability = getLBCapability(loadBalancer.getNetworkId(), Capability.HealthCheckPolicy.getName());
        if (capability != null) {
            return true;
        }
        return false;
    }

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        }
        return false;
    }


    private boolean genericValidator(CreateLBStickinessPolicyCmd cmd) throws InvalidParameterValueException {
        LoadBalancerVO loadBalancer = _lbDao.findById(cmd.getLbRuleId());
        /* Validation : check for valid Method name and params */
        List<LbStickinessMethod> stickinessMethodList = getStickinessMethods(loadBalancer.getNetworkId());
        boolean methodMatch = false;


        if (stickinessMethodList == null) {
            throw new InvalidParameterValueException("Failed:  No Stickiness method available for LB rule:"
                    + cmd.getLbRuleId());

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com.cloud.api.ApiResponseHelper

com.cloud.network.as.AutoScaleManagerImpl

com.cloud.network.ExternalDeviceUsageManagerImpl

com.cloud.network.ExternalLoadBalancerUsageManagerImpl

com.cloud.network.lb.AssignLoadBalancerTest

com.cloud.network.lb.LoadBalancingRulesManagerImpl

org.apache.cloudstack.network.lb.CertServiceImpl

org.apache.cloudstack.network.lb.CertServiceTest

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org.apache.cloudstack.region.gslb.GlobalLoadBalancingRulesServiceImplTest

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