// or more contributor license agreements.  See the NOTICE file

// distributed with this work for additional information

// regarding copyright ownership.  The ASF licenses this file

// to you under the Apache License, Version 2.0 (the

// "License"); you may not use this file except in compliance

// with the License.  You may obtain a copy of the License at

//

//   http://www.apache.org/licenses/LICENSE-2.0

//

// Unless required by applicable law or agreed to in writing,

// software distributed under the License is distributed on an

// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY

// KIND, either express or implied.  See the License for the

// specific language governing permissions and limitations

// under the License.

* VirtualNetworkApplianceManagerImpl manages the different types of virtual network appliances available in the Cloud Stack.

*/

                            VirtualMachineGuru<DomainRouterVO>, Listener {

    private static final Logger s_logger = Logger.getLogger(VirtualNetworkApplianceManagerImpl.class);

    String _name;

    @Inject

    DataCenterDao _dcDao = null;

    @Inject

    VlanDao _vlanDao = null;

    @Inject

    FirewallRulesDao _rulesDao = null;

    @Inject

    LoadBalancerDao _loadBalancerDao = null;

    @Inject

    LoadBalancerVMMapDao _loadBalancerVMMapDao = null;

    @Inject

    IPAddressDao _ipAddressDao = null;

    @Inject

    VMTemplateDao _templateDao = null;

    @Inject

    DomainRouterDao _routerDao = null;

    @Inject

    UserDao _userDao = null;

    @Inject

    UserStatisticsDao _userStatsDao = null;

    @Inject

    HostDao _hostDao = null;

    @Inject

    ConfigurationDao _configDao;

    @Inject

    HostPodDao _podDao = null;

    @Inject

    UserStatsLogDao _userStatsLogDao = null;

    @Inject

    AgentManager _agentMgr;

    @Inject

    AlertManager _alertMgr;

    @Inject

    AccountManager _accountMgr;

    @Inject

    ConfigurationManager _configMgr;

    @Inject

    ServiceOfferingDao _serviceOfferingDao = null;

    @Inject

    UserVmDao _userVmDao;

    @Inject

    UserStatisticsDao _statsDao = null;

    @Inject

    NetworkOfferingDao _networkOfferingDao = null;

    @Inject

    GuestOSDao _guestOSDao = null;

    @Inject

    NetworkManager _networkMgr;

    @Inject

    VirtualMachineManager _itMgr;

    @Inject

    VpnUserDao _vpnUsersDao;

    @Inject

    RemoteAccessVpnDao _remoteAccessVpnDao;

    @Inject

    RulesManager _rulesMgr;

    @Inject

    NetworkDao _networkDao;

    @Inject

    LoadBalancingRulesManager _lbMgr;

    @Inject

    PortForwardingRulesDao _pfRulesDao;

    @Inject

    RemoteAccessVpnDao _vpnDao;

    @Inject

    NicDao _nicDao;

    @Inject

    VolumeDao _volumeDao = null;

    @Inject

    UserVmDetailsDao _vmDetailsDao;

    @Inject

    ClusterDao _clusterDao;

    @Inject

    ResourceManager _resourceMgr;

    @Inject

    PhysicalNetworkServiceProviderDao _physicalProviderDao;

    @Inject

    VirtualRouterProviderDao _vrProviderDao;

    @Inject

    ManagementServerHostDao _msHostDao;

    @Inject

    Site2SiteCustomerGatewayDao _s2sCustomerGatewayDao;

    @Inject

    Site2SiteVpnGatewayDao _s2sVpnGatewayDao;

    @Inject

    Site2SiteVpnConnectionDao _s2sVpnConnectionDao;

    @Inject

    Site2SiteVpnManager _s2sVpnMgr;

   

    int _routerRamSize;

    int _routerCpuMHz;

    int _retry = 2;

    String _instance;

    String _mgmt_host;

    String _mgmt_cidr;

    int _routerStatsInterval = 300;

    int _routerCheckInterval = 30;

    protected ServiceOfferingVO _offering;

    private String _dnsBasicZoneUpdates = "all";

    private boolean _disable_rp_filter = false;

    int _routerExtraPublicNics = 2;

    private int _usageAggregationRange = 1440;

    private String _usageTimeZone = "GMT";

    private final long mgmtSrvrId = MacAddress.getMacAddress().toLong();

    private static final int ACQUIRE_GLOBAL_LOCK_TIMEOUT_FOR_COOPERATION = 5;    // 5 seconds

   

    ScheduledExecutorService _executor;

    ScheduledExecutorService _checkExecutor;

    ScheduledExecutorService _networkStatsUpdateExecutor;

    Account _systemAcct;

    @Override

    public boolean sendSshKeysToHost(Long hostId, String pubKey, String prvKey) {

        ModifySshKeysCommand cmd = new ModifySshKeysCommand(pubKey, prvKey);

        final Answer answer = _agentMgr.easySend(hostId, cmd);

        if (answer != null) {

            return true;

        } else {

            return false;

        }

    }

    @Override

    public VirtualRouter destroyRouter(final long routerId) throws ResourceUnavailableException, ConcurrentOperationException {

        UserContext context = UserContext.current();

        User user = _accountMgr.getActiveUser(context.getCallerUserId());

        if (s_logger.isDebugEnabled()) {

            s_logger.debug("Attempting to destroy router " + routerId);

        }

        DomainRouterVO router = _routerDao.findById(routerId);

        if (router == null) {

            return null;

        }

        _accountMgr.checkAccess(context.getCaller(), null, true, router);

        boolean result = _itMgr.expunge(router, user, _accountMgr.getAccount(router.getAccountId()));

        if (result) {

            return router;

        }

        return null;

    }

    @Override

    @DB

    public VirtualRouter upgradeRouter(UpgradeRouterCmd cmd) {

        Long routerId = cmd.getId();

        Long serviceOfferingId = cmd.getServiceOfferingId();