Examples with DB com.cloud.utils.db.DB used on opensource projects

Example 1 with DB

use of com.cloud.utils.db.DB in project CloudStack-archive by CloudStack-extras.

the class SimulatorManagerImpl method getVms.

@Override
@DB
public Map<String, MockVMVO> getVms(String hostGuid) {
    Transaction txn = Transaction.currentTxn();
    txn.transitToUserManagedConnection(_concierge.conn());
    try {
        return _mockVmMgr.getVms(hostGuid);
    } finally {
        txn.transitToAutoManagedConnection(Transaction.CLOUD_DB);
    }
}

Example 2 with DB

use of com.cloud.utils.db.DB in project CloudStack-archive by CloudStack-extras.

the class SimulatorManagerImpl method simulate.

@DB
@Override
public Answer simulate(Command cmd, String hostGuid) {
    Transaction txn = Transaction.currentTxn();
    txn.transitToUserManagedConnection(_concierge.conn());
    try {
        MockHost host = _mockHost.findByGuid(hostGuid);
        String cmdName = cmd.toString();
        int index = cmdName.lastIndexOf(".");
        if (index != -1) {
            cmdName = cmdName.substring(index + 1);
        }
        MockConfigurationVO config = _mockConfigDao.findByNameBottomUP(host.getDataCenterId(), host.getPodId(), host.getClusterId(), host.getId(), cmdName);
        SimulatorInfo info = new SimulatorInfo();
        info.setHostUuid(hostGuid);
        if (config != null) {
            Map<String, String> configParameters = config.getParameters();
            for (Map.Entry<String, String> entry : configParameters.entrySet()) {
                if (entry.getKey().equalsIgnoreCase("enabled")) {
                    info.setEnabled(Boolean.parseBoolean(entry.getValue()));
                } else if (entry.getKey().equalsIgnoreCase("timeout")) {
                    try {
                        info.setTimeout(Integer.valueOf(entry.getValue()));
                    } catch (NumberFormatException e) {
                        s_logger.debug("invalid timeout parameter: " + e.toString());
                    }
                } else if (entry.getKey().equalsIgnoreCase("wait")) {
                    try {
                        int wait = Integer.valueOf(entry.getValue());
                        Thread.sleep(wait * 1000);
                    } catch (NumberFormatException e) {
                        s_logger.debug("invalid timeout parameter: " + e.toString());
                    } catch (InterruptedException e) {
                        s_logger.debug("thread is interrupted: " + e.toString());
                    }
                }
            }
        }
        if (cmd instanceof GetHostStatsCommand) {
            return _mockAgentMgr.getHostStatistic((GetHostStatsCommand) cmd);
        } else if (cmd instanceof CheckHealthCommand) {
            return _mockAgentMgr.checkHealth((CheckHealthCommand) cmd);
        } else if (cmd instanceof PingTestCommand) {
            return _mockAgentMgr.pingTest((PingTestCommand) cmd);
        } else if (cmd instanceof MigrateCommand) {
            return _mockVmMgr.Migrate((MigrateCommand) cmd, info);
        } else if (cmd instanceof StartCommand) {
            return _mockVmMgr.startVM((StartCommand) cmd, info);
        } else if (cmd instanceof CheckSshCommand) {
            return _mockVmMgr.checkSshCommand((CheckSshCommand) cmd);
        } else if (cmd instanceof SetStaticNatRulesCommand) {
            return _mockVmMgr.SetStaticNatRules((SetStaticNatRulesCommand) cmd);
        } else if (cmd instanceof SetPortForwardingRulesCommand) {
            return _mockVmMgr.SetPortForwardingRules((SetPortForwardingRulesCommand) cmd);
        } else if (cmd instanceof NetworkUsageCommand) {
            return _mockVmMgr.getNetworkUsage((NetworkUsageCommand) cmd);
        } else if (cmd instanceof IpAssocCommand) {
            return _mockVmMgr.IpAssoc((IpAssocCommand) cmd);
        } else if (cmd instanceof LoadBalancerConfigCommand) {
            return _mockVmMgr.LoadBalancerConfig((LoadBalancerConfigCommand) cmd);
        } else if (cmd instanceof DhcpEntryCommand) {
            return _mockVmMgr.AddDhcpEntry((DhcpEntryCommand) cmd);
        } else if (cmd instanceof VmDataCommand) {
            return _mockVmMgr.setVmData((VmDataCommand) cmd);
        } else if (cmd instanceof CleanupNetworkRulesCmd) {
            return _mockVmMgr.CleanupNetworkRules((CleanupNetworkRulesCmd) cmd, info);
        } else if (cmd instanceof CheckNetworkCommand) {
            return _mockAgentMgr.checkNetworkCommand((CheckNetworkCommand) cmd);
        } else if (cmd instanceof StopCommand) {
            return _mockVmMgr.stopVM((StopCommand) cmd);
        } else if (cmd instanceof RebootCommand) {
            return _mockVmMgr.rebootVM((RebootCommand) cmd);
        } else if (cmd instanceof GetVncPortCommand) {
            return _mockVmMgr.getVncPort((GetVncPortCommand) cmd);
        } else if (cmd instanceof CheckConsoleProxyLoadCommand) {
            return _mockVmMgr.CheckConsoleProxyLoad((CheckConsoleProxyLoadCommand) cmd);
        } else if (cmd instanceof WatchConsoleProxyLoadCommand) {
            return _mockVmMgr.WatchConsoleProxyLoad((WatchConsoleProxyLoadCommand) cmd);
        } else if (cmd instanceof SecurityGroupRulesCmd) {
            return _mockVmMgr.AddSecurityGroupRules((SecurityGroupRulesCmd) cmd, info);
        } else if (cmd instanceof SavePasswordCommand) {
            return _mockVmMgr.SavePassword((SavePasswordCommand) cmd);
        } else if (cmd instanceof PrimaryStorageDownloadCommand) {
            return _mockStorageMgr.primaryStorageDownload((PrimaryStorageDownloadCommand) cmd);
        } else if (cmd instanceof CreateCommand) {
            return _mockStorageMgr.createVolume((CreateCommand) cmd);
        } else if (cmd instanceof AttachVolumeCommand) {
            return _mockStorageMgr.AttachVolume((AttachVolumeCommand) cmd);
        } else if (cmd instanceof AttachIsoCommand) {
            return _mockStorageMgr.AttachIso((AttachIsoCommand) cmd);
        } else if (cmd instanceof DeleteStoragePoolCommand) {
            return _mockStorageMgr.DeleteStoragePool((DeleteStoragePoolCommand) cmd);
        } else if (cmd instanceof ModifyStoragePoolCommand) {
            return _mockStorageMgr.ModifyStoragePool((ModifyStoragePoolCommand) cmd);
        } else if (cmd instanceof CreateStoragePoolCommand) {
            return _mockStorageMgr.CreateStoragePool((CreateStoragePoolCommand) cmd);
        } else if (cmd instanceof SecStorageSetupCommand) {
            return _mockStorageMgr.SecStorageSetup((SecStorageSetupCommand) cmd);
        } else if (cmd instanceof ListTemplateCommand) {
            return _mockStorageMgr.ListTemplates((ListTemplateCommand) cmd);
        } else if (cmd instanceof DestroyCommand) {
            return _mockStorageMgr.Destroy((DestroyCommand) cmd);
        } else if (cmd instanceof DownloadProgressCommand) {
            return _mockStorageMgr.DownloadProcess((DownloadProgressCommand) cmd);
        } else if (cmd instanceof DownloadCommand) {
            return _mockStorageMgr.Download((DownloadCommand) cmd);
        } else if (cmd instanceof GetStorageStatsCommand) {
            return _mockStorageMgr.GetStorageStats((GetStorageStatsCommand) cmd);
        } else if (cmd instanceof ManageSnapshotCommand) {
            return _mockStorageMgr.ManageSnapshot((ManageSnapshotCommand) cmd);
        } else if (cmd instanceof BackupSnapshotCommand) {
            return _mockStorageMgr.BackupSnapshot((BackupSnapshotCommand) cmd, info);
        } else if (cmd instanceof DeleteSnapshotBackupCommand) {
            return _mockStorageMgr.DeleteSnapshotBackup((DeleteSnapshotBackupCommand) cmd);
        } else if (cmd instanceof CreateVolumeFromSnapshotCommand) {
            return _mockStorageMgr.CreateVolumeFromSnapshot((CreateVolumeFromSnapshotCommand) cmd);
        } else if (cmd instanceof DeleteTemplateCommand) {
            return _mockStorageMgr.DeleteTemplate((DeleteTemplateCommand) cmd);
        } else if (cmd instanceof SecStorageVMSetupCommand) {
            return _mockStorageMgr.SecStorageVMSetup((SecStorageVMSetupCommand) cmd);
        } else if (cmd instanceof CreatePrivateTemplateFromSnapshotCommand) {
            return _mockStorageMgr.CreatePrivateTemplateFromSnapshot((CreatePrivateTemplateFromSnapshotCommand) cmd);
        } else if (cmd instanceof ComputeChecksumCommand) {
            return _mockStorageMgr.ComputeChecksum((ComputeChecksumCommand) cmd);
        } else if (cmd instanceof CreatePrivateTemplateFromVolumeCommand) {
            return _mockStorageMgr.CreatePrivateTemplateFromVolume((CreatePrivateTemplateFromVolumeCommand) cmd);
        } else if (cmd instanceof MaintainCommand) {
            return _mockAgentMgr.MaintainCommand((MaintainCommand) cmd);
        } else if (cmd instanceof GetVmStatsCommand) {
            return _mockVmMgr.getVmStats((GetVmStatsCommand) cmd);
        } else if (cmd instanceof GetDomRVersionCmd) {
            return _mockVmMgr.getDomRVersion((GetDomRVersionCmd) cmd);
        } else if (cmd instanceof ClusterSyncCommand) {
            return new Answer(cmd);
        } else if (cmd instanceof CopyVolumeCommand) {
            return _mockStorageMgr.CopyVolume((CopyVolumeCommand) cmd);
        } else {
            return Answer.createUnsupportedCommandAnswer(cmd);
        }
    } catch (Exception e) {
        s_logger.debug("Failed execute cmd: " + e.toString());
        txn.rollback();
        return new Answer(cmd, false, e.toString());
    } finally {
        txn.transitToAutoManagedConnection(Transaction.CLOUD_DB);
    }
}

Example 3 with DB

use of com.cloud.utils.db.DB in project cloudstack by apache.

the class NetappManagerImpl method destroyVolumeOnFiler.

/**
     * This method destroys the volume on netapp filer
     * @param ipAddress -- ip address of filer
     * @param aggrName -- name of containing aggregate
     * @param volName -- name of volume to destroy
     * @throws ResourceInUseException
     * @throws NaException
     * @throws NaAPIFailedException
     */
@Override
@DB
public void destroyVolumeOnFiler(String ipAddress, String aggrName, String volName) throws ServerException, InvalidParameterValueException, ResourceInUseException {
    NaElement xi0;
    NaElement xi1;
    NetappVolumeVO volume = null;
    volume = _volumeDao.findVolume(ipAddress, aggrName, volName);
    if (volume == null) {
        s_logger.warn("The volume does not exist in our system");
        throw new InvalidParameterValueException("The given tuple:" + ipAddress + "," + aggrName + "," + volName + " doesn't exist in our system");
    }
    List<LunVO> lunsOnVol = _lunDao.listLunsByVolId(volume.getId());
    if (lunsOnVol != null && lunsOnVol.size() > 0) {
        s_logger.warn("There are luns on the volume");
        throw new ResourceInUseException("There are luns on the volume");
    }
    final TransactionLegacy txn = TransactionLegacy.currentTxn();
    txn.start();
    PoolVO pool = _poolDao.findById(volume.getPoolId());
    if (pool == null) {
        throw new InvalidParameterValueException("Failed to find pool for given volume");
    //FIXME: choose a better exception. this is a db integrity exception
    }
    pool = _poolDao.acquireInLockTable(pool.getId());
    if (pool == null) {
        throw new ConcurrentModificationException("Failed to acquire lock on pool " + volume.getPoolId());
    }
    NaServer s = null;
    try {
        s = getServer(volume.getIpAddress(), volume.getUsername(), volume.getPassword());
        //bring the volume down
        xi0 = new NaElement("volume-offline");
        xi0.addNewChild("name", volName);
        s.invokeElem(xi0);
        //now destroy it
        xi1 = new NaElement("volume-destroy");
        xi1.addNewChild("name", volName);
        s.invokeElem(xi1);
        //now delete from our records
        _volumeDao.remove(volume.getId());
        txn.commit();
    } catch (UnknownHostException uhe) {
        s_logger.warn("Unable to delete volume on filer ", uhe);
        throw new ServerException("Unable to delete volume on filer", uhe);
    } catch (NaAPIFailedException naf) {
        s_logger.warn("Unable to delete volume on filer ", naf);
        if (naf.getErrno() == 13040) {
            s_logger.info("Deleting the volume: " + volName);
            _volumeDao.remove(volume.getId());
            txn.commit();
        }
        throw new ServerException("Unable to delete volume on filer", naf);
    } catch (NaException nae) {
        txn.rollback();
        s_logger.warn("Unable to delete volume on filer ", nae);
        throw new ServerException("Unable to delete volume on filer", nae);
    } catch (IOException ioe) {
        txn.rollback();
        s_logger.warn("Unable to delete volume on filer ", ioe);
        throw new ServerException("Unable to delete volume on filer", ioe);
    } finally {
        if (pool != null) {
            _poolDao.releaseFromLockTable(pool.getId());
        }
        if (s != null)
            s.close();
    }
}

Example 4 with DB

use of com.cloud.utils.db.DB in project cloudstack by apache.

the class NuageVspGuestNetworkGuru method deallocate.

@Override
@DB
public void deallocate(Network network, NicProfile nic, VirtualMachineProfile vm) {
    boolean lockedNetwork = lockNetworkForUserVm(network, vm);
    if (lockedNetwork && s_logger.isDebugEnabled()) {
        s_logger.debug("Locked network " + network.getId() + " for deallocation of user VM " + vm.getInstanceName());
    }
    try {
        if (s_logger.isDebugEnabled()) {
            s_logger.debug("Handling deallocate() call back, which is called when a VM is destroyed or interface is removed, " + "to delete VM Interface with IP " + nic.getIPv4Address() + " from a VM " + vm.getInstanceName() + " with state " + vm.getVirtualMachine().getState());
        }
        NicVO nicFromDb = _nicDao.findById(nic.getId());
        VspNetwork vspNetwork = _nuageVspEntityBuilder.buildVspNetwork(vm.getVirtualMachine().getDomainId(), network);
        VspVm vspVm = _nuageVspEntityBuilder.buildVspVm(vm.getVirtualMachine(), network);
        VspNic vspNic = _nuageVspEntityBuilder.buildVspNic(nicFromDb.getUuid(), nic);
        HostVO nuageVspHost = _nuageVspManager.getNuageVspHost(network.getPhysicalNetworkId());
        DeallocateVmVspCommand cmd = new DeallocateVmVspCommand(vspNetwork, vspVm, vspNic);
        Answer answer = _agentMgr.easySend(nuageVspHost.getId(), cmd);
        if (answer == null || !answer.getResult()) {
            s_logger.error("DeallocateVmNuageVspCommand for VM " + vm.getUuid() + " failed on Nuage VSD " + nuageVspHost.getDetail("hostname"));
            if ((null != answer) && (null != answer.getDetails())) {
                s_logger.error(answer.getDetails());
            }
        }
        // because it is still allocated for the VR.
        if (vspNetwork.isShared() && VirtualMachine.Type.User.equals(vm.getType()) && nic.getIPv4Address().equals(vspNetwork.getVirtualRouterIp())) {
            nic.deallocate();
        } else {
            super.deallocate(network, nic, vm);
        }
    } finally {
        if (network != null && lockedNetwork) {
            _networkDao.releaseFromLockTable(network.getId());
            if (s_logger.isDebugEnabled()) {
                s_logger.debug("Unlocked network " + network.getId() + " for deallocation of user VM " + vm.getInstanceName());
            }
        }
    }
}

Example 5 with DB

use of com.cloud.utils.db.DB in project cloudstack by apache.

the class UserVmManagerImpl method createVirtualMachine.

@DB
protected UserVm createVirtualMachine(DataCenter zone, ServiceOffering serviceOffering, VirtualMachineTemplate tmplt, String hostName, String displayName, Account owner, Long diskOfferingId, Long diskSize, List<NetworkVO> networkList, List<Long> securityGroupIdList, String group, HTTPMethod httpmethod, String userData, String sshKeyPair, HypervisorType hypervisor, Account caller, Map<Long, IpAddresses> requestedIps, IpAddresses defaultIps, Boolean isDisplayVm, String keyboard, List<Long> affinityGroupIdList, Map<String, String> customParameters, String customId) throws InsufficientCapacityException, ResourceUnavailableException, ConcurrentOperationException, StorageUnavailableException, ResourceAllocationException {
    _accountMgr.checkAccess(caller, null, true, owner);
    if (owner.getState() == Account.State.disabled) {
        throw new PermissionDeniedException("The owner of vm to deploy is disabled: " + owner);
    }
    VMTemplateVO template = _templateDao.findById(tmplt.getId());
    if (template != null) {
        _templateDao.loadDetails(template);
    }
    long accountId = owner.getId();
    assert !(requestedIps != null && (defaultIps.getIp4Address() != null || defaultIps.getIp6Address() != null)) : "requestedIp list and defaultNetworkIp should never be specified together";
    if (Grouping.AllocationState.Disabled == zone.getAllocationState() && !_accountMgr.isRootAdmin(caller.getId())) {
        throw new PermissionDeniedException("Cannot perform this operation, Zone is currently disabled: " + zone.getId());
    }
    // check if zone is dedicated
    DedicatedResourceVO dedicatedZone = _dedicatedDao.findByZoneId(zone.getId());
    if (dedicatedZone != null) {
        DomainVO domain = _domainDao.findById(dedicatedZone.getDomainId());
        if (domain == null) {
            throw new CloudRuntimeException("Unable to find the domain " + zone.getDomainId() + " for the zone: " + zone);
        }
        // check that caller can operate with domain
        _configMgr.checkZoneAccess(caller, zone);
        // check that vm owner can create vm in the domain
        _configMgr.checkZoneAccess(owner, zone);
    }
    ServiceOfferingVO offering = _serviceOfferingDao.findById(serviceOffering.getId());
    if (offering.isDynamic()) {
        offering.setDynamicFlag(true);
        validateCustomParameters(offering, customParameters);
        offering = _offeringDao.getcomputeOffering(offering, customParameters);
    }
    // check if account/domain is with in resource limits to create a new vm
    boolean isIso = Storage.ImageFormat.ISO == template.getFormat();
    // For baremetal, size can be null
    Long tmp = _templateDao.findById(template.getId()).getSize();
    long size = 0;
    if (tmp != null) {
        size = tmp;
    }
    if (diskOfferingId != null) {
        DiskOfferingVO diskOffering = _diskOfferingDao.findById(diskOfferingId);
        if (diskOffering != null && diskOffering.isCustomized()) {
            if (diskSize == null) {
                throw new InvalidParameterValueException("This disk offering requires a custom size specified");
            }
            Long customDiskOfferingMaxSize = VolumeOrchestrationService.CustomDiskOfferingMaxSize.value();
            Long customDiskOfferingMinSize = VolumeOrchestrationService.CustomDiskOfferingMinSize.value();
            if ((diskSize < customDiskOfferingMinSize) || (diskSize > customDiskOfferingMaxSize)) {
                throw new InvalidParameterValueException("VM Creation failed. Volume size: " + diskSize + "GB is out of allowed range. Max: " + customDiskOfferingMaxSize + " Min:" + customDiskOfferingMinSize);
            }
            size = size + diskSize * (1024 * 1024 * 1024);
        }
        size += _diskOfferingDao.findById(diskOfferingId).getDiskSize();
    }
    resourceLimitCheck(owner, isDisplayVm, new Long(offering.getCpu()), new Long(offering.getRamSize()));
    _resourceLimitMgr.checkResourceLimit(owner, ResourceType.volume, (isIso || diskOfferingId == null ? 1 : 2));
    _resourceLimitMgr.checkResourceLimit(owner, ResourceType.primary_storage, size);
    // verify security group ids
    if (securityGroupIdList != null) {
        for (Long securityGroupId : securityGroupIdList) {
            SecurityGroup sg = _securityGroupDao.findById(securityGroupId);
            if (sg == null) {
                throw new InvalidParameterValueException("Unable to find security group by id " + securityGroupId);
            } else {
                // verify permissions
                _accountMgr.checkAccess(caller, null, true, owner, sg);
            }
        }
    }
    // check that the affinity groups exist
    if (affinityGroupIdList != null) {
        for (Long affinityGroupId : affinityGroupIdList) {
            AffinityGroupVO ag = _affinityGroupDao.findById(affinityGroupId);
            if (ag == null) {
                throw new InvalidParameterValueException("Unable to find affinity group " + ag);
            } else if (!_affinityGroupService.isAffinityGroupProcessorAvailable(ag.getType())) {
                throw new InvalidParameterValueException("Affinity group type is not supported for group: " + ag + " ,type: " + ag.getType() + " , Please try again after removing the affinity group");
            } else {
                // verify permissions
                if (ag.getAclType() == ACLType.Domain) {
                    _accountMgr.checkAccess(caller, null, false, owner, ag);
                    // make sure the owner of these entities is same
                    if (caller.getId() == Account.ACCOUNT_ID_SYSTEM || _accountMgr.isRootAdmin(caller.getId())) {
                        if (!_affinityGroupService.isAffinityGroupAvailableInDomain(ag.getId(), owner.getDomainId())) {
                            throw new PermissionDeniedException("Affinity Group " + ag + " does not belong to the VM's domain");
                        }
                    }
                } else {
                    _accountMgr.checkAccess(caller, null, true, owner, ag);
                    // make sure the owner of these entities is same
                    if (caller.getId() == Account.ACCOUNT_ID_SYSTEM || _accountMgr.isRootAdmin(caller.getId())) {
                        if (ag.getAccountId() != owner.getAccountId()) {
                            throw new PermissionDeniedException("Affinity Group " + ag + " does not belong to the VM's account");
                        }
                    }
                }
            }
        }
    }
    HypervisorType hypervisorType = null;
    if (template.getHypervisorType() == null || template.getHypervisorType() == HypervisorType.None) {
        if (hypervisor == null || hypervisor == HypervisorType.None) {
            throw new InvalidParameterValueException("hypervisor parameter is needed to deploy VM or the hypervisor parameter value passed is invalid");
        }
        hypervisorType = hypervisor;
    } else {
        if (hypervisor != null && hypervisor != HypervisorType.None && hypervisor != template.getHypervisorType()) {
            throw new InvalidParameterValueException("Hypervisor passed to the deployVm call, is different from the hypervisor type of the template");
        }
        hypervisorType = template.getHypervisorType();
    }
    if (hypervisorType != HypervisorType.BareMetal) {
        // check if we have available pools for vm deployment
        long availablePools = _storagePoolDao.countPoolsByStatus(StoragePoolStatus.Up);
        if (availablePools < 1) {
            throw new StorageUnavailableException("There are no available pools in the UP state for vm deployment", -1);
        }
    }
    if (template.getTemplateType().equals(TemplateType.SYSTEM)) {
        throw new InvalidParameterValueException("Unable to use system template " + template.getId() + " to deploy a user vm");
    }
    List<VMTemplateZoneVO> listZoneTemplate = _templateZoneDao.listByZoneTemplate(zone.getId(), template.getId());
    if (listZoneTemplate == null || listZoneTemplate.isEmpty()) {
        throw new InvalidParameterValueException("The template " + template.getId() + " is not available for use");
    }
    if (isIso && !template.isBootable()) {
        throw new InvalidParameterValueException("Installing from ISO requires an ISO that is bootable: " + template.getId());
    }
    // Check templates permissions
    _accountMgr.checkAccess(owner, AccessType.UseEntry, false, template);
    // check if the user data is correct
    validateUserData(userData, httpmethod);
    // Find an SSH public key corresponding to the key pair name, if one is
    // given
    String sshPublicKey = null;
    if (sshKeyPair != null && !sshKeyPair.equals("")) {
        SSHKeyPair pair = _sshKeyPairDao.findByName(owner.getAccountId(), owner.getDomainId(), sshKeyPair);
        if (pair == null) {
            throw new InvalidParameterValueException("A key pair with name '" + sshKeyPair + "' was not found.");
        }
        sshPublicKey = pair.getPublicKey();
    }
    List<Pair<NetworkVO, NicProfile>> networks = new ArrayList<Pair<NetworkVO, NicProfile>>();
    LinkedHashMap<String, NicProfile> networkNicMap = new LinkedHashMap<String, NicProfile>();
    short defaultNetworkNumber = 0;
    boolean securityGroupEnabled = false;
    boolean vpcNetwork = false;
    for (NetworkVO network : networkList) {
        if ((network.getDataCenterId() != zone.getId())) {
            if (!network.isStrechedL2Network()) {
                throw new InvalidParameterValueException("Network id=" + network.getId() + " doesn't belong to zone " + zone.getId());
            }
            NetworkOffering ntwkOffering = _networkOfferingDao.findById(network.getNetworkOfferingId());
            Long physicalNetworkId = _networkModel.findPhysicalNetworkId(zone.getId(), ntwkOffering.getTags(), ntwkOffering.getTrafficType());
            if (physicalNetworkId == null) {
                throw new InvalidParameterValueException("Network in which is VM getting deployed could not be" + " streched to the zone, as we could not find a valid physical network");
            }
            String provider = _ntwkSrvcDao.getProviderForServiceInNetwork(network.getId(), Service.Connectivity);
            if (!_networkModel.isProviderEnabledInPhysicalNetwork(physicalNetworkId, provider)) {
                throw new InvalidParameterValueException("Network in which is VM getting deployed could not be" + " streched to the zone, as we could not find a valid physical network");
            }
        }
        //relax the check if the caller is admin account
        if (caller.getType() != Account.ACCOUNT_TYPE_ADMIN) {
            if (!(network.getGuestType() == Network.GuestType.Shared && network.getAclType() == ACLType.Domain) && !(network.getAclType() == ACLType.Account && network.getAccountId() == accountId)) {
                throw new InvalidParameterValueException("only shared network or isolated network with the same account_id can be added to vm");
            }
        }
        IpAddresses requestedIpPair = null;
        if (requestedIps != null && !requestedIps.isEmpty()) {
            requestedIpPair = requestedIps.get(network.getId());
        }
        if (requestedIpPair == null) {
            requestedIpPair = new IpAddresses(null, null);
        } else {
            _networkModel.checkRequestedIpAddresses(network.getId(), requestedIpPair.getIp4Address(), requestedIpPair.getIp6Address());
        }
        NicProfile profile = new NicProfile(requestedIpPair.getIp4Address(), requestedIpPair.getIp6Address());
        if (defaultNetworkNumber == 0) {
            defaultNetworkNumber++;
            // if user requested specific ip for default network, add it
            if (defaultIps.getIp4Address() != null || defaultIps.getIp6Address() != null) {
                _networkModel.checkRequestedIpAddresses(network.getId(), defaultIps.getIp4Address(), defaultIps.getIp6Address());
                profile = new NicProfile(defaultIps.getIp4Address(), defaultIps.getIp6Address());
            }
            profile.setDefaultNic(true);
            if (!_networkModel.areServicesSupportedInNetwork(network.getId(), new Service[] { Service.UserData })) {
                if ((userData != null) && (!userData.isEmpty())) {
                    throw new InvalidParameterValueException("Unable to deploy VM as UserData is provided while deploying the VM, but there is no support for " + Network.Service.UserData.getName() + " service in the default network " + network.getId());
                }
                if ((sshPublicKey != null) && (!sshPublicKey.isEmpty())) {
                    throw new InvalidParameterValueException("Unable to deploy VM as SSH keypair is provided while deploying the VM, but there is no support for " + Network.Service.UserData.getName() + " service in the default network " + network.getId());
                }
                if (template.getEnablePassword()) {
                    throw new InvalidParameterValueException("Unable to deploy VM as template " + template.getId() + " is password enabled, but there is no support for " + Network.Service.UserData.getName() + " service in the default network " + network.getId());
                }
            }
        }
        networks.add(new Pair<NetworkVO, NicProfile>(network, profile));
        if (_networkModel.isSecurityGroupSupportedInNetwork(network)) {
            securityGroupEnabled = true;
        }
        // vm can't be a part of more than 1 VPC network
        if (network.getVpcId() != null) {
            if (vpcNetwork) {
                throw new InvalidParameterValueException("Vm can't be a part of more than 1 VPC network");
            }
            vpcNetwork = true;
        }
        networkNicMap.put(network.getUuid(), profile);
    }
    if (securityGroupIdList != null && !securityGroupIdList.isEmpty() && !securityGroupEnabled) {
        throw new InvalidParameterValueException("Unable to deploy vm with security groups as SecurityGroup service is not enabled for the vm's network");
    }
    // gateway for the vm
    if (defaultNetworkNumber == 0) {
        throw new InvalidParameterValueException("At least 1 default network has to be specified for the vm");
    } else if (defaultNetworkNumber > 1) {
        throw new InvalidParameterValueException("Only 1 default network per vm is supported");
    }
    long id = _vmDao.getNextInSequence(Long.class, "id");
    if (hostName != null) {
        // Check is hostName is RFC compliant
        checkNameForRFCCompliance(hostName);
    }
    String instanceName = null;
    String uuidName = _uuidMgr.generateUuid(UserVm.class, customId);
    if (_instanceNameFlag && hypervisor.equals(HypervisorType.VMware)) {
        if (hostName == null) {
            if (displayName != null) {
                hostName = displayName;
            } else {
                hostName = generateHostName(uuidName);
            }
        }
        // If global config vm.instancename.flag is set to true, then CS will set guest VM's name as it appears on the hypervisor, to its hostname.
        // In case of VMware since VM name must be unique within a DC, check if VM with the same hostname already exists in the zone.
        VMInstanceVO vmByHostName = _vmInstanceDao.findVMByHostNameInZone(hostName, zone.getId());
        if (vmByHostName != null && vmByHostName.getState() != VirtualMachine.State.Expunging) {
            throw new InvalidParameterValueException("There already exists a VM by the name: " + hostName + ".");
        }
    } else {
        if (hostName == null) {
            //Generate name using uuid and instance.name global config
            hostName = generateHostName(uuidName);
        }
    }
    if (hostName != null) {
        // Check is hostName is RFC compliant
        checkNameForRFCCompliance(hostName);
    }
    instanceName = VirtualMachineName.getVmName(id, owner.getId(), _instance);
    // Check if VM with instanceName already exists.
    VMInstanceVO vmObj = _vmInstanceDao.findVMByInstanceName(instanceName);
    if (vmObj != null && vmObj.getState() != VirtualMachine.State.Expunging) {
        throw new InvalidParameterValueException("There already exists a VM by the display name supplied");
    }
    checkIfHostNameUniqueInNtwkDomain(hostName, networkList);
    long userId = CallContext.current().getCallingUserId();
    if (CallContext.current().getCallingAccount().getId() != owner.getId()) {
        List<UserVO> userVOs = _userDao.listByAccount(owner.getAccountId());
        if (!userVOs.isEmpty()) {
            userId = userVOs.get(0).getId();
        }
    }
    UserVmVO vm = commitUserVm(zone, template, hostName, displayName, owner, diskOfferingId, diskSize, userData, caller, isDisplayVm, keyboard, accountId, userId, offering, isIso, sshPublicKey, networkNicMap, id, instanceName, uuidName, hypervisorType, customParameters);
    // Assign instance to the group
    try {
        if (group != null) {
            boolean addToGroup = addInstanceToGroup(Long.valueOf(id), group);
            if (!addToGroup) {
                throw new CloudRuntimeException("Unable to assign Vm to the group " + group);
            }
        }
    } catch (Exception ex) {
        throw new CloudRuntimeException("Unable to assign Vm to the group " + group);
    }
    _securityGroupMgr.addInstanceToGroups(vm.getId(), securityGroupIdList);
    if (affinityGroupIdList != null && !affinityGroupIdList.isEmpty()) {
        _affinityGroupVMMapDao.updateMap(vm.getId(), affinityGroupIdList);
    }
    CallContext.current().putContextParameter(VirtualMachine.class, vm.getUuid());
    return vm;
}