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

Example 31 with NetworkElement

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

the class NetworkOrchestrator method destroyNetwork.

@Override
@DB
public boolean destroyNetwork(final long networkId, final ReservationContext context, final boolean forced) {
    final Account callerAccount = context.getAccount();
    NetworkVO network = _networksDao.findById(networkId);
    if (network == null) {
        s_logger.debug("Unable to find network with id: " + networkId);
        return false;
    }
    // Make sure that there are no user vms in the network that are not Expunged/Error
    final List<UserVmVO> userVms = _userVmDao.listByNetworkIdAndStates(networkId);
    for (final UserVmVO vm : userVms) {
        if (!(vm.getState() == VirtualMachine.State.Expunging && vm.getRemoved() != null)) {
            s_logger.warn("Can't delete the network, not all user vms are expunged. Vm " + vm + " is in " + vm.getState() + " state");
            return false;
        }
    }
    // Don't allow to delete network via api call when it has vms assigned to it
    final int nicCount = getActiveNicsInNetwork(networkId);
    if (nicCount > 0) {
        s_logger.debug("The network id=" + networkId + " has active Nics, but shouldn't.");
        // at this point we have already determined that there are no active user vms in network
        // if the op_networks table shows active nics, it's a bug in releasing nics updating op_networks
        _networksDao.changeActiveNicsBy(networkId, -1 * nicCount);
    }
    //In Basic zone, make sure that there are no non-removed console proxies and SSVMs using the network
    final DataCenter zone = _entityMgr.findById(DataCenter.class, network.getDataCenterId());
    if (zone.getNetworkType() == NetworkType.Basic) {
        final List<VMInstanceVO> systemVms = _vmDao.listNonRemovedVmsByTypeAndNetwork(network.getId(), Type.ConsoleProxy, Type.SecondaryStorageVm);
        if (systemVms != null && !systemVms.isEmpty()) {
            s_logger.warn("Can't delete the network, not all consoleProxy/secondaryStorage vms are expunged");
            return false;
        }
    }
    // Shutdown network first
    shutdownNetwork(networkId, context, false);
    // get updated state for the network
    network = _networksDao.findById(networkId);
    if (network.getState() != Network.State.Allocated && network.getState() != Network.State.Setup && !forced) {
        s_logger.debug("Network is not not in the correct state to be destroyed: " + network.getState());
        return false;
    }
    boolean success = true;
    if (!cleanupNetworkResources(networkId, callerAccount, context.getCaller().getId())) {
        s_logger.warn("Unable to delete network id=" + networkId + ": failed to cleanup network resources");
        return false;
    }
    // get providers to destroy
    final List<Provider> providersToDestroy = getNetworkProviders(network.getId());
    for (final NetworkElement element : networkElements) {
        if (providersToDestroy.contains(element.getProvider())) {
            try {
                if (s_logger.isDebugEnabled()) {
                    s_logger.debug("Sending destroy to " + element);
                }
                if (!element.destroy(network, context)) {
                    success = false;
                    s_logger.warn("Unable to complete destroy of the network: failed to destroy network element " + element.getName());
                }
            } catch (final ResourceUnavailableException e) {
                s_logger.warn("Unable to complete destroy of the network due to element: " + element.getName(), e);
                success = false;
            } catch (final ConcurrentOperationException e) {
                s_logger.warn("Unable to complete destroy of the network due to element: " + element.getName(), e);
                success = false;
            } catch (final Exception e) {
                s_logger.warn("Unable to complete destroy of the network due to element: " + element.getName(), e);
                success = false;
            }
        }
    }
    if (success) {
        if (s_logger.isDebugEnabled()) {
            s_logger.debug("Network id=" + networkId + " is destroyed successfully, cleaning up corresponding resources now.");
        }
        final NetworkVO networkFinal = network;
        try {
            Transaction.execute(new TransactionCallbackNoReturn() {

                @Override
                public void doInTransactionWithoutResult(final TransactionStatus status) {
                    final NetworkGuru guru = AdapterBase.getAdapterByName(networkGurus, networkFinal.getGuruName());
                    guru.trash(networkFinal, _networkOfferingDao.findById(networkFinal.getNetworkOfferingId()));
                    if (!deleteVlansInNetwork(networkFinal.getId(), context.getCaller().getId(), callerAccount)) {
                        s_logger.warn("Failed to delete network " + networkFinal + "; was unable to cleanup corresponding ip ranges");
                        throw new CloudRuntimeException("Failed to delete network " + networkFinal + "; was unable to cleanup corresponding ip ranges");
                    } else {
                        // commit transaction only when ips and vlans for the network are released successfully
                        try {
                            stateTransitTo(networkFinal, Event.DestroyNetwork);
                        } catch (final NoTransitionException e) {
                            s_logger.debug(e.getMessage());
                        }
                        if (_networksDao.remove(networkFinal.getId())) {
                            final NetworkDomainVO networkDomain = _networkDomainDao.getDomainNetworkMapByNetworkId(networkFinal.getId());
                            if (networkDomain != null) {
                                _networkDomainDao.remove(networkDomain.getId());
                            }
                            final NetworkAccountVO networkAccount = _networkAccountDao.getAccountNetworkMapByNetworkId(networkFinal.getId());
                            if (networkAccount != null) {
                                _networkAccountDao.remove(networkAccount.getId());
                            }
                        }
                        final NetworkOffering ntwkOff = _entityMgr.findById(NetworkOffering.class, networkFinal.getNetworkOfferingId());
                        final boolean updateResourceCount = resourceCountNeedsUpdate(ntwkOff, networkFinal.getAclType());
                        if (updateResourceCount) {
                            _resourceLimitMgr.decrementResourceCount(networkFinal.getAccountId(), ResourceType.network, networkFinal.getDisplayNetwork());
                        }
                    }
                }
            });
            if (_networksDao.findById(network.getId()) == null) {
                // remove its related ACL permission
                final Pair<Class<?>, Long> networkMsg = new Pair<Class<?>, Long>(Network.class, networkFinal.getId());
                _messageBus.publish(_name, EntityManager.MESSAGE_REMOVE_ENTITY_EVENT, PublishScope.LOCAL, networkMsg);
            }
            return true;
        } catch (final CloudRuntimeException e) {
            s_logger.error("Failed to delete network", e);
            return false;
        }
    }
    return success;
}

Example 32 with NetworkElement

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

the class NetworkOrchestrator method prepareNic.

@Override
public NicProfile prepareNic(final VirtualMachineProfile vmProfile, final DeployDestination dest, final ReservationContext context, final long nicId, final Network network) throws InsufficientVirtualNetworkCapacityException, InsufficientAddressCapacityException, ConcurrentOperationException, InsufficientCapacityException, ResourceUnavailableException {
    final Integer networkRate = _networkModel.getNetworkRate(network.getId(), vmProfile.getId());
    final NetworkGuru guru = AdapterBase.getAdapterByName(networkGurus, network.getGuruName());
    final NicVO nic = _nicDao.findById(nicId);
    NicProfile profile = null;
    if (nic.getReservationStrategy() == Nic.ReservationStrategy.Start) {
        nic.setState(Nic.State.Reserving);
        nic.setReservationId(context.getReservationId());
        _nicDao.update(nic.getId(), nic);
        URI broadcastUri = nic.getBroadcastUri();
        if (broadcastUri == null) {
            broadcastUri = network.getBroadcastUri();
        }
        final URI isolationUri = nic.getIsolationUri();
        profile = new NicProfile(nic, network, broadcastUri, isolationUri, networkRate, _networkModel.isSecurityGroupSupportedInNetwork(network), _networkModel.getNetworkTag(vmProfile.getHypervisorType(), network));
        guru.reserve(profile, network, vmProfile, dest, context);
        nic.setIPv4Address(profile.getIPv4Address());
        nic.setAddressFormat(profile.getFormat());
        nic.setIPv6Address(profile.getIPv6Address());
        nic.setIPv6Cidr(profile.getIPv6Cidr());
        nic.setIPv6Gateway(profile.getIPv6Gateway());
        nic.setMacAddress(profile.getMacAddress());
        nic.setIsolationUri(profile.getIsolationUri());
        nic.setBroadcastUri(profile.getBroadCastUri());
        nic.setReserver(guru.getName());
        nic.setState(Nic.State.Reserved);
        nic.setIPv4Netmask(profile.getIPv4Netmask());
        nic.setIPv4Gateway(profile.getIPv4Gateway());
        if (profile.getReservationStrategy() != null) {
            nic.setReservationStrategy(profile.getReservationStrategy());
        }
        updateNic(nic, network.getId(), 1);
    } else {
        profile = new NicProfile(nic, network, nic.getBroadcastUri(), nic.getIsolationUri(), networkRate, _networkModel.isSecurityGroupSupportedInNetwork(network), _networkModel.getNetworkTag(vmProfile.getHypervisorType(), network));
        guru.updateNicProfile(profile, network);
        nic.setState(Nic.State.Reserved);
        updateNic(nic, network.getId(), 1);
    }
    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())) {
                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 prepare for " + nic);
            }
            if (!prepareElement(element, network, profile, vmProfile, dest, context)) {
                throw new InsufficientAddressCapacityException("unable to configure the dhcp service, due to insufficiant address capacity", Network.class, network.getId());
            }
        }
    }
    profile.setSecurityGroupEnabled(_networkModel.isSecurityGroupSupportedInNetwork(network));
    guru.updateNicProfile(profile, network);
    return profile;
}

Example 33 with NetworkElement

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

the class NetworkOrchestrator method rollbackNicForMigration.

@Override
public void rollbackNicForMigration(final VirtualMachineProfile src, final VirtualMachineProfile dst) {
    for (final NicProfile nicDst : dst.getNics()) {
        final NetworkVO network = _networksDao.findById(nicDst.getNetworkId());
        final NetworkGuru guru = AdapterBase.getAdapterByName(networkGurus, network.getGuruName());
        final NicProfile nicSrc = findNicProfileById(src, nicDst.getId());
        final ReservationContext src_context = new ReservationContextImpl(nicSrc.getReservationId(), null, null);
        final ReservationContext dst_context = new ReservationContextImpl(nicDst.getReservationId(), null, null);
        if (guru instanceof NetworkMigrationResponder) {
            ((NetworkMigrationResponder) guru).rollbackMigration(nicDst, network, dst, src_context, dst_context);
        }
        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())) {
                    throw new CloudRuntimeException("Service provider " + element.getProvider().getName() + " either doesn't exist or is not enabled in physical network id: " + network.getPhysicalNetworkId());
                }
                if (element instanceof NetworkMigrationResponder) {
                    ((NetworkMigrationResponder) element).rollbackMigration(nicDst, network, dst, src_context, dst_context);
                }
            }
        }
    }
}

Example 34 with NetworkElement

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

the class NetworkOrchestrator method getElementForServiceInNetwork.

protected List<NetworkElement> getElementForServiceInNetwork(final Network network, final Service service) {
    final List<NetworkElement> elements = new ArrayList<NetworkElement>();
    final List<Provider> providers = getProvidersForServiceInNetwork(network, service);
    //Only support one provider now
    if (providers == null) {
        s_logger.error("Cannot find " + service.getName() + " provider for network " + network.getId());
        return null;
    }
    if (providers.size() != 1 && service != Service.Lb) {
        //support more than one LB providers only
        s_logger.error("Found " + providers.size() + " " + service.getName() + " providers for network!" + network.getId());
        return null;
    }
    for (final Provider provider : providers) {
        final NetworkElement element = _networkModel.getElementImplementingProvider(provider.getName());
        s_logger.info("Let " + element.getName() + " handle " + service.getName() + " in network " + network.getId());
        elements.add(element);
    }
    return elements;
}

Example 35 with NetworkElement

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

the class NetworkOrchestrator method removeNic.

protected void removeNic(final VirtualMachineProfile vm, final NicVO nic) {
    if (nic.getReservationStrategy() == Nic.ReservationStrategy.Start && nic.getState() != Nic.State.Allocated) {
        // Ensure that release is performed before Nic is to be removed to avoid resource leaks.
        try {
            releaseNic(vm, nic.getId());
        } catch (final Exception ex) {
            s_logger.warn("Failed to release nic: " + nic.toString() + " as part of remove operation due to", ex);
        }
    }
    nic.setState(Nic.State.Deallocating);
    _nicDao.update(nic.getId(), nic);
    final NetworkVO network = _networksDao.findById(nic.getNetworkId());
    final NicProfile profile = new NicProfile(nic, network, null, null, null, _networkModel.isSecurityGroupSupportedInNetwork(network), _networkModel.getNetworkTag(vm.getHypervisorType(), network));
    /*
         * We need to release the nics with a Create ReservationStrategy here
         * because the nic is now being removed.
         */
    if (nic.getReservationStrategy() == Nic.ReservationStrategy.Create) {
        final List<Provider> providersToImplement = getNetworkProviders(network.getId());
        for (final NetworkElement element : networkElements) {
            if (providersToImplement.contains(element.getProvider())) {
                if (s_logger.isDebugEnabled()) {
                    s_logger.debug("Asking " + element.getName() + " to release " + nic);
                }
                try {
                    element.release(network, profile, vm, null);
                } catch (final ConcurrentOperationException ex) {
                    s_logger.warn("release failed during the nic " + nic.toString() + " removeNic due to ", ex);
                } catch (final ResourceUnavailableException ex) {
                    s_logger.warn("release failed during the nic " + nic.toString() + " removeNic due to ", ex);
                }
            }
        }
    }
    if (vm.getType() == Type.User && network.getTrafficType() == TrafficType.Guest && network.getGuestType() == GuestType.Shared && isLastNicInSubnet(nic)) {
        if (_networkModel.areServicesSupportedInNetwork(network.getId(), Service.Dhcp)) {
            // remove the dhcpservice ip if this is the last nic in subnet.
            final DhcpServiceProvider dhcpServiceProvider = getDhcpServiceProvider(network);
            if (dhcpServiceProvider != null && isDhcpAccrossMultipleSubnetsSupported(dhcpServiceProvider)) {
                removeDhcpServiceInSubnet(nic);
            }
        }
        if (_networkModel.areServicesSupportedInNetwork(network.getId(), Service.Dns)) {
            final DnsServiceProvider dnsServiceProvider = getDnsServiceProvider(network);
            if (dnsServiceProvider != null) {
                try {
                    if (!dnsServiceProvider.removeDnsSupportForSubnet(network)) {
                        s_logger.warn("Failed to remove the ip alias on the dns server");
                    }
                } catch (final ResourceUnavailableException e) {
                    //failed to remove the dnsconfig.
                    s_logger.info("Unable to delete the ip alias due to unable to contact the dns server.");
                }
            }
        }
    }
    final NetworkGuru guru = AdapterBase.getAdapterByName(networkGurus, network.getGuruName());
    guru.deallocate(network, profile, vm);
    _nicDao.remove(nic.getId());
    s_logger.debug("Removed nic id=" + nic.getId());
    //remove the secondary ip addresses corresponding to to this nic
    if (!removeVmSecondaryIpsOfNic(nic.getId())) {
        s_logger.debug("Removing nic " + nic.getId() + " secondary ip addreses failed");
    }
}