Examples with AggregatedCommandExecutor com.cloud.network.element.AggregatedCommandExecutor used on opensource projects

Example 1 with AggregatedCommandExecutor

use of com.cloud.network.element.AggregatedCommandExecutor in project cloudstack by apache.

the class NetworkOrchestrator method implementNetworkElementsAndResources.

@Override
public void implementNetworkElementsAndResources(final DeployDestination dest, final ReservationContext context, final Network network, final NetworkOffering offering) throws ConcurrentOperationException, InsufficientAddressCapacityException, ResourceUnavailableException, InsufficientCapacityException {
    // Associate a source NAT IP (if one isn't already associated with the network) if this is a
    //     1) 'Isolated' or 'Shared' guest virtual network in the advance zone
    //     2) network has sourceNat service
    //     3) network offering does not support a shared source NAT rule
    final boolean sharedSourceNat = offering.getSharedSourceNat();
    final DataCenter zone = _dcDao.findById(network.getDataCenterId());
    if (!sharedSourceNat && _networkModel.areServicesSupportedInNetwork(network.getId(), Service.SourceNat) && (network.getGuestType() == Network.GuestType.Isolated || network.getGuestType() == Network.GuestType.Shared && zone.getNetworkType() == NetworkType.Advanced)) {
        List<IPAddressVO> ips = null;
        final Account owner = _entityMgr.findById(Account.class, network.getAccountId());
        if (network.getVpcId() != null) {
            ips = _ipAddressDao.listByAssociatedVpc(network.getVpcId(), true);
            if (ips.isEmpty()) {
                final Vpc vpc = _vpcMgr.getActiveVpc(network.getVpcId());
                s_logger.debug("Creating a source nat ip for vpc " + vpc);
                _vpcMgr.assignSourceNatIpAddressToVpc(owner, vpc);
            }
        } else {
            ips = _ipAddressDao.listByAssociatedNetwork(network.getId(), true);
            if (ips.isEmpty()) {
                s_logger.debug("Creating a source nat ip for network " + network);
                _ipAddrMgr.assignSourceNatIpAddressToGuestNetwork(owner, network);
            }
        }
    }
    // get providers to implement
    final List<Provider> providersToImplement = getNetworkProviders(network.getId());
    for (final NetworkElement element : networkElements) {
        if (providersToImplement.contains(element.getProvider())) {
            if (!_networkModel.isProviderEnabledInPhysicalNetwork(_networkModel.getPhysicalNetworkId(network), element.getProvider().getName())) {
                // So just throw this exception as is. We may need to TBD by changing the serializer.
                throw new CloudRuntimeException("Service provider " + element.getProvider().getName() + " either doesn't exist or is not enabled in physical network id: " + network.getPhysicalNetworkId());
            }
            if (s_logger.isDebugEnabled()) {
                s_logger.debug("Asking " + element.getName() + " to implemenet " + network);
            }
            if (!element.implement(network, offering, dest, context)) {
                final CloudRuntimeException ex = new CloudRuntimeException("Failed to implement provider " + element.getProvider().getName() + " for network with specified id");
                ex.addProxyObject(network.getUuid(), "networkId");
                throw ex;
            }
        }
    }
    for (final NetworkElement element : networkElements) {
        if (element instanceof AggregatedCommandExecutor && providersToImplement.contains(element.getProvider())) {
            ((AggregatedCommandExecutor) element).prepareAggregatedExecution(network, dest);
        }
    }
    try {
        // reapply all the firewall/staticNat/lb rules
        s_logger.debug("Reprogramming network " + network + " as a part of network implement");
        if (!reprogramNetworkRules(network.getId(), CallContext.current().getCallingAccount(), network)) {
            s_logger.warn("Failed to re-program the network as a part of network " + network + " implement");
            // see DataCenterVO.java
            final ResourceUnavailableException ex = new ResourceUnavailableException("Unable to apply network rules as a part of network " + network + " implement", DataCenter.class, network.getDataCenterId());
            ex.addProxyObject(_entityMgr.findById(DataCenter.class, network.getDataCenterId()).getUuid());
            throw ex;
        }
        for (final NetworkElement element : networkElements) {
            if (element instanceof AggregatedCommandExecutor && providersToImplement.contains(element.getProvider())) {
                if (!((AggregatedCommandExecutor) element).completeAggregatedExecution(network, dest)) {
                    s_logger.warn("Failed to re-program the network as a part of network " + network + " implement due to aggregated commands execution failure!");
                    // see DataCenterVO.java
                    final ResourceUnavailableException ex = new ResourceUnavailableException("Unable to apply network rules as a part of network " + network + " implement", DataCenter.class, network.getDataCenterId());
                    ex.addProxyObject(_entityMgr.findById(DataCenter.class, network.getDataCenterId()).getUuid());
                    throw ex;
                }
            }
        }
    } finally {
        for (final NetworkElement element : networkElements) {
            if (element instanceof AggregatedCommandExecutor && providersToImplement.contains(element.getProvider())) {
                ((AggregatedCommandExecutor) element).cleanupAggregatedExecution(network, dest);
            }
        }
    }
}