Examples with ExternalLoadBalancerDeviceVO com.cloud.network.dao.ExternalLoadBalancerDeviceVO used on opensource projects

Example 31 with ExternalLoadBalancerDeviceVO

use of com.cloud.network.dao.ExternalLoadBalancerDeviceVO in project cloudstack by apache.

the class ExternalLoadBalancerDeviceManagerImpl method getLBHealthChecks.

@Override
public List<LoadBalancerTO> getLBHealthChecks(Network network, List<LoadBalancingRule> loadBalancingRules) throws ResourceUnavailableException {
    // Find the external load balancer in this zone
    long zoneId = network.getDataCenterId();
    DataCenterVO zone = _dcDao.findById(zoneId);
    if (loadBalancingRules == null || loadBalancingRules.isEmpty()) {
        return null;
    }
    HostVO externalLoadBalancer = null;
    if (isNccServiceProvider(network)) {
        externalLoadBalancer = getNetScalerControlCenterForNetwork(network);
    } else {
        ExternalLoadBalancerDeviceVO lbDeviceVO = getExternalLoadBalancerForNetwork(network);
        if (lbDeviceVO == null) {
            s_logger.warn("There is no external load balancer device assigned to this network either network is not implement are already shutdown so just returning");
            return null;
        } else {
            externalLoadBalancer = _hostDao.findById(lbDeviceVO.getHostId());
        }
    }
    boolean externalLoadBalancerIsInline = _networkMgr.isNetworkInlineMode(network);
    if (network.getState() == Network.State.Allocated) {
        s_logger.debug("External load balancer was asked to apply LB rules for network with ID " + network.getId() + "; this network is not implemented. Skipping backend commands.");
        return null;
    }
    List<LoadBalancerTO> loadBalancersToApply = new ArrayList<LoadBalancerTO>();
    List<MappingState> mappingStates = new ArrayList<MappingState>();
    for (final LoadBalancingRule rule : loadBalancingRules) {
        boolean revoked = (FirewallRule.State.Revoke.equals(rule.getState()));
        String protocol = rule.getProtocol();
        String algorithm = rule.getAlgorithm();
        String uuid = rule.getUuid();
        String srcIp = rule.getSourceIp().addr();
        int srcPort = rule.getSourcePortStart();
        List<LbDestination> destinations = rule.getDestinations();
        if (externalLoadBalancerIsInline) {
            long sourceIpId = _networkModel.getPublicIpAddress(rule.getSourceIp().addr(), network.getDataCenterId()).getId();
            MappingNic nic = getLoadBalancingIpNic(zone, network, sourceIpId, revoked, null);
            mappingStates.add(nic.getState());
            Nic loadBalancingIpNic = nic.getNic();
            if (loadBalancingIpNic == null) {
                continue;
            }
            // Change the source IP address for the load balancing rule to
            // be the load balancing IP address
            srcIp = loadBalancingIpNic.getIPv4Address();
        }
        if ((destinations != null && !destinations.isEmpty()) || !rule.isAutoScaleConfig()) {
            boolean inline = _networkMgr.isNetworkInlineMode(network);
            LoadBalancerTO loadBalancer = new LoadBalancerTO(uuid, srcIp, srcPort, protocol, algorithm, revoked, false, inline, destinations, rule.getStickinessPolicies(), rule.getHealthCheckPolicies(), rule.getLbSslCert(), rule.getLbProtocol());
            loadBalancersToApply.add(loadBalancer);
        }
    }
    try {
        if (loadBalancersToApply.size() > 0) {
            int numLoadBalancersForCommand = loadBalancersToApply.size();
            LoadBalancerTO[] loadBalancersForCommand = loadBalancersToApply.toArray(new LoadBalancerTO[numLoadBalancersForCommand]);
            HealthCheckLBConfigCommand cmd = new HealthCheckLBConfigCommand(loadBalancersForCommand, network.getId());
            long guestVlanTag = Integer.parseInt(BroadcastDomainType.getValue(network.getBroadcastUri()));
            cmd.setAccessDetail(NetworkElementCommand.GUEST_VLAN_TAG, String.valueOf(guestVlanTag));
            HealthCheckLBConfigAnswer answer = (HealthCheckLBConfigAnswer) _agentMgr.easySend(externalLoadBalancer.getId(), cmd);
            // easySend will return null on error
            return answer == null ? null : answer.getLoadBalancers();
        }
    } catch (Exception ex) {
        s_logger.error("Exception Occured ", ex);
    }
    // null return is handled by clients
    return null;
}

Example 32 with ExternalLoadBalancerDeviceVO

use of com.cloud.network.dao.ExternalLoadBalancerDeviceVO in project cloudstack by apache.

the class ExternalLoadBalancerDeviceManagerImpl method freeLoadBalancerForNetwork.

@DB
protected boolean freeLoadBalancerForNetwork(final Network guestConfig) {
    GlobalLock deviceMapLock = GlobalLock.getInternLock("LoadBalancerAllocLock");
    try {
        if (deviceMapLock.lock(120)) {
            ExternalLoadBalancerDeviceVO lbDevice = Transaction.execute(new TransactionCallback<ExternalLoadBalancerDeviceVO>() {

                @Override
                public ExternalLoadBalancerDeviceVO doInTransaction(TransactionStatus status) {
                    // since network is shutdown remove the network mapping to the load balancer device
                    NetworkExternalLoadBalancerVO networkLBDevice = _networkExternalLBDao.findByNetworkId(guestConfig.getId());
                    long lbDeviceId = networkLBDevice.getExternalLBDeviceId();
                    _networkExternalLBDao.remove(networkLBDevice.getId());
                    List<NetworkExternalLoadBalancerVO> ntwksMapped = _networkExternalLBDao.listByLoadBalancerDeviceId(networkLBDevice.getExternalLBDeviceId());
                    ExternalLoadBalancerDeviceVO lbDevice = _externalLoadBalancerDeviceDao.findById(lbDeviceId);
                    boolean lbInUse = !(ntwksMapped == null || ntwksMapped.isEmpty());
                    boolean lbCloudManaged = lbDevice.getIsManagedDevice();
                    if (!lbInUse && !lbCloudManaged) {
                        // this is the last network mapped to the load balancer device so set device allocation state to be free
                        lbDevice.setAllocationState(LBDeviceAllocationState.Free);
                        _externalLoadBalancerDeviceDao.update(lbDevice.getId(), lbDevice);
                    }
                    // commit the changes before sending agent command to destroy cloudstack managed LB
                    if (!lbInUse && lbCloudManaged) {
                        return lbDevice;
                    } else {
                        return null;
                    }
                }
            });
            if (lbDevice != null) {
                // send DestroyLoadBalancerApplianceCommand to the host where load balancer appliance is provisioned
                Host lbHost = _hostDao.findById(lbDevice.getHostId());
                String lbIP = lbHost.getPrivateIpAddress();
                DestroyLoadBalancerApplianceCommand lbDeleteCmd = new DestroyLoadBalancerApplianceCommand(lbIP);
                DestroyLoadBalancerApplianceAnswer answer = null;
                try {
                    answer = (DestroyLoadBalancerApplianceAnswer) _agentMgr.easySend(lbDevice.getParentHostId(), lbDeleteCmd);
                    if (answer == null || !answer.getResult()) {
                        s_logger.warn("Failed to destoy load balancer appliance used by the network" + guestConfig.getId() + " due to " + answer == null ? "communication error with agent" : answer.getDetails());
                    }
                } catch (Exception e) {
                    s_logger.warn("Failed to destroy load balancer appliance used by the network" + guestConfig.getId() + " due to " + e.getMessage());
                }
                if (s_logger.isDebugEnabled()) {
                    s_logger.debug("Successfully destroyed load balancer appliance used for the network" + guestConfig.getId());
                }
                deviceMapLock.unlock();
                // remove the provisioned load balancer appliance from cloudstack
                deleteExternalLoadBalancer(lbHost.getId());
                // release the private IP back to dc pool, as the load balancer appliance is now destroyed
                _dcDao.releasePrivateIpAddress(lbHost.getPrivateIpAddress(), guestConfig.getDataCenterId(), null);
                // release the public IP allocated for this LB appliance
                DetailVO publicIpDetail = _hostDetailDao.findDetail(lbHost.getId(), "publicip");
                IPAddressVO ipVo = _ipAddressDao.findByIpAndDcId(guestConfig.getDataCenterId(), publicIpDetail.toString());
                _ipAddrMgr.disassociatePublicIpAddress(ipVo.getId(), _accountMgr.getSystemUser().getId(), _accountMgr.getSystemAccount());
            } else {
                deviceMapLock.unlock();
            }
            return true;
        } else {
            s_logger.error("Failed to release load balancer device for the network" + guestConfig.getId() + "as failed to acquire lock ");
            return false;
        }
    } catch (Exception exception) {
        s_logger.error("Failed to release load balancer device for the network" + guestConfig.getId() + " due to " + exception.getMessage());
    } finally {
        deviceMapLock.releaseRef();
    }
    return false;
}

Example 33 with ExternalLoadBalancerDeviceVO

use of com.cloud.network.dao.ExternalLoadBalancerDeviceVO in project cloudstack by apache.

the class ExternalLoadBalancerDeviceManagerImpl method addExternalLoadBalancer.

@Override
@DB
public ExternalLoadBalancerDeviceVO addExternalLoadBalancer(long physicalNetworkId, String url, String username, String password, final String deviceName, ServerResource resource, final boolean gslbProvider, final boolean exclusiveGslbProivider, final String gslbSitePublicIp, final String gslbSitePrivateIp) {
    PhysicalNetworkVO pNetwork = null;
    final NetworkDevice ntwkDevice = NetworkDevice.getNetworkDevice(deviceName);
    long zoneId;
    if ((ntwkDevice == null) || (url == null) || (username == null) || (resource == null) || (password == null)) {
        throw new InvalidParameterValueException("Atleast one of the required parameters (url, username, password," + " server resource, zone id/physical network id) is not specified or a valid parameter.");
    }
    pNetwork = _physicalNetworkDao.findById(physicalNetworkId);
    if (pNetwork == null) {
        throw new InvalidParameterValueException("Could not find phyical network with ID: " + physicalNetworkId);
    }
    zoneId = pNetwork.getDataCenterId();
    PhysicalNetworkServiceProviderVO ntwkSvcProvider = _physicalNetworkServiceProviderDao.findByServiceProvider(pNetwork.getId(), ntwkDevice.getNetworkServiceProvder());
    ntwkSvcProvider = _physicalNetworkServiceProviderDao.findByServiceProvider(pNetwork.getId(), ntwkDevice.getNetworkServiceProvder());
    if (ntwkSvcProvider == null) {
        throw new CloudRuntimeException("Network Service Provider: " + ntwkDevice.getNetworkServiceProvder() + " is not enabled in the physical network: " + physicalNetworkId + "to add this device");
    } else if (ntwkSvcProvider.getState() == PhysicalNetworkServiceProvider.State.Shutdown) {
        throw new CloudRuntimeException("Network Service Provider: " + ntwkSvcProvider.getProviderName() + " is in shutdown state in the physical network: " + physicalNetworkId + "to add this device");
    }
    if (gslbProvider) {
        ExternalLoadBalancerDeviceVO zoneGslbProvider = _externalLoadBalancerDeviceDao.findGslbServiceProvider(physicalNetworkId, ntwkDevice.getNetworkServiceProvder());
        if (zoneGslbProvider != null) {
            throw new CloudRuntimeException("There is a GSLB service provider configured in the zone alredy.");
        }
    }
    URI uri;
    try {
        uri = new URI(url);
    } catch (Exception e) {
        s_logger.debug(e);
        throw new InvalidParameterValueException(e.getMessage());
    }
    String ipAddress = uri.getHost();
    Map hostDetails = new HashMap<String, String>();
    String hostName = getExternalLoadBalancerResourceGuid(pNetwork.getId(), deviceName, ipAddress);
    hostDetails.put("name", hostName);
    hostDetails.put("guid", UUID.randomUUID().toString());
    hostDetails.put("zoneId", String.valueOf(pNetwork.getDataCenterId()));
    hostDetails.put("ip", ipAddress);
    hostDetails.put("physicalNetworkId", String.valueOf(pNetwork.getId()));
    hostDetails.put("username", username);
    hostDetails.put("password", password);
    hostDetails.put("deviceName", deviceName);
    // leave parameter validation to be part server resource configure
    Map<String, String> configParams = new HashMap<String, String>();
    UrlUtil.parseQueryParameters(uri.getQuery(), false, configParams);
    hostDetails.putAll(configParams);
    try {
        resource.configure(hostName, hostDetails);
        final Host host = _resourceMgr.addHost(zoneId, resource, Host.Type.ExternalLoadBalancer, hostDetails);
        if (host != null) {
            final boolean dedicatedUse = (configParams.get(ApiConstants.LOAD_BALANCER_DEVICE_DEDICATED) != null) ? Boolean.parseBoolean(configParams.get(ApiConstants.LOAD_BALANCER_DEVICE_DEDICATED)) : false;
            long capacity = NumbersUtil.parseLong(configParams.get(ApiConstants.LOAD_BALANCER_DEVICE_CAPACITY), 0);
            if (capacity == 0) {
                capacity = _defaultLbCapacity;
            }
            final long capacityFinal = capacity;
            final PhysicalNetworkVO pNetworkFinal = pNetwork;
            return Transaction.execute(new TransactionCallback<ExternalLoadBalancerDeviceVO>() {

                @Override
                public ExternalLoadBalancerDeviceVO doInTransaction(TransactionStatus status) {
                    ExternalLoadBalancerDeviceVO lbDeviceVO = new ExternalLoadBalancerDeviceVO(host.getId(), pNetworkFinal.getId(), ntwkDevice.getNetworkServiceProvder(), deviceName, capacityFinal, dedicatedUse, gslbProvider);
                    if (gslbProvider) {
                        lbDeviceVO.setGslbSitePublicIP(gslbSitePublicIp);
                        lbDeviceVO.setGslbSitePrivateIP(gslbSitePrivateIp);
                        lbDeviceVO.setExclusiveGslbProvider(exclusiveGslbProivider);
                    }
                    _externalLoadBalancerDeviceDao.persist(lbDeviceVO);
                    DetailVO hostDetail = new DetailVO(host.getId(), ApiConstants.LOAD_BALANCER_DEVICE_ID, String.valueOf(lbDeviceVO.getId()));
                    _hostDetailDao.persist(hostDetail);
                    return lbDeviceVO;
                }
            });
        } else {
            throw new CloudRuntimeException("Failed to add load balancer device due to internal error.");
        }
    } catch (ConfigurationException e) {
        throw new CloudRuntimeException(e.getMessage());
    }
}

Example 34 with ExternalLoadBalancerDeviceVO

use of com.cloud.network.dao.ExternalLoadBalancerDeviceVO in project cloudstack by apache.

the class ExternalLoadBalancerDeviceManagerImpl method getExternalLoadBalancerForNetwork.

@Override
public ExternalLoadBalancerDeviceVO getExternalLoadBalancerForNetwork(Network network) {
    NetworkExternalLoadBalancerVO lbDeviceForNetwork = _networkExternalLBDao.findByNetworkId(network.getId());
    if (lbDeviceForNetwork != null) {
        long lbDeviceId = lbDeviceForNetwork.getExternalLBDeviceId();
        ExternalLoadBalancerDeviceVO lbDeviceVo = _externalLoadBalancerDeviceDao.findById(lbDeviceId);
        assert (lbDeviceVo != null);
        return lbDeviceVo;
    }
    return null;
}

Example 35 with ExternalLoadBalancerDeviceVO

use of com.cloud.network.dao.ExternalLoadBalancerDeviceVO in project cloudstack by apache.

the class ListNetscalerLoadBalancersCmd method execute.

// ///////////////////////////////////////////////////
// ///////////// API Implementation///////////////////
// ///////////////////////////////////////////////////
@Override
public void execute() throws ResourceUnavailableException, InsufficientCapacityException, ServerApiException, ConcurrentOperationException, ResourceAllocationException {
    try {
        List<ExternalLoadBalancerDeviceVO> lbDevices = _netsclarLbService.listNetscalerLoadBalancers(this);
        ListResponse<NetscalerLoadBalancerResponse> response = new ListResponse<NetscalerLoadBalancerResponse>();
        List<NetscalerLoadBalancerResponse> lbDevicesResponse = new ArrayList<NetscalerLoadBalancerResponse>();
        if (lbDevices != null && !lbDevices.isEmpty()) {
            for (ExternalLoadBalancerDeviceVO lbDeviceVO : lbDevices) {
                NetscalerLoadBalancerResponse lbdeviceResponse = _netsclarLbService.createNetscalerLoadBalancerResponse(lbDeviceVO);
                lbDevicesResponse.add(lbdeviceResponse);
            }
        }
        response.setResponses(lbDevicesResponse);
        response.setResponseName(getCommandName());
        this.setResponseObject(response);
    } catch (InvalidParameterValueException invalidParamExcp) {
        throw new ServerApiException(ApiErrorCode.PARAM_ERROR, invalidParamExcp.getMessage());
    } catch (CloudRuntimeException runtimeExcp) {
        throw new ServerApiException(ApiErrorCode.INTERNAL_ERROR, runtimeExcp.getMessage());
    }
}