Examples of com.cloud.vm.VMInstanceVO

com.cloud.vm.VMInstanceVO

            sendResponse(resp, "Server Internal Error");
        }
    }


    private void handleThumbnailRequest(HttpServletRequest req, HttpServletResponse resp, long vmId) {
        VMInstanceVO vm = _vmMgr.findById(vmId);
        if(vm == null) {
            s_logger.warn("VM " + vmId + " does not exist, sending blank response for thumbnail request");
            sendResponse(resp, "");
            return;
        }


        if(vm.getHostId() == null) {
            s_logger.warn("VM " + vmId + " lost host info, sending blank response for thumbnail request");
            sendResponse(resp, "");
            return;
        }


        HostVO host = _ms.getHostBy(vm.getHostId());
        if(host == null) {
            s_logger.warn("VM " + vmId + "'s host does not exist, sending blank response for thumbnail request");
            sendResponse(resp, "");
            return;
        }

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            }
        }
    }


    private void handleAccessRequest(HttpServletRequest req, HttpServletResponse resp, long vmId) {
        VMInstanceVO vm = _vmMgr.findById(vmId);
        if(vm == null) {
            s_logger.warn("VM " + vmId + " does not exist, sending blank response for console access request");
            sendResponse(resp, "");
            return;
        }


        if(vm.getHostId() == null) {
            s_logger.warn("VM " + vmId + " lost host info, sending blank response for console access request");
            sendResponse(resp, "");
            return;
        }


        HostVO host = _ms.getHostBy(vm.getHostId());
        if(host == null) {
            s_logger.warn("VM " + vmId + "'s host does not exist, sending blank response for console access request");
            sendResponse(resp, "");
            return;
        }


        String rootUrl = _ms.getConsoleAccessUrlRoot(vmId);
        if(rootUrl == null) {
            sendResponse(resp, "<html><body><p>Console access will be ready in a few minutes. Please try it again later.</p></body></html>");
            return;
        }


        String vmName = vm.getHostName();
        if(vm.getType() == VirtualMachine.Type.User) {
            UserVm userVm = (UserVm)_vmMgr.findByIdAndType(VirtualMachine.Type.User, vmId);
            String displayName = userVm.getDisplayName();
            if(displayName != null && !displayName.isEmpty() && !displayName.equals(vmName)) {
                vmName += "(" + displayName + ")";
            }

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    private void handleAuthRequest(HttpServletRequest req, HttpServletResponse resp, long vmId) {


        // TODO authentication channel between console proxy VM and management server needs to be secured,
        // the data is now being sent through private network, but this is apparently not enough
        VMInstanceVO vm = _vmMgr.findById(vmId);
        if(vm == null) {
            s_logger.warn("VM " + vmId + " does not exist, sending failed response for authentication request from console proxy");
            sendResponse(resp, "failed");
            return;
        }


        if(vm.getHostId() == null) {
            s_logger.warn("VM " + vmId + " lost host info, failed response for authentication request from console proxy");
            sendResponse(resp, "failed");
            return;
        }


        HostVO host = _ms.getHostBy(vm.getHostId());
        if(host == null) {
            s_logger.warn("VM " + vmId + "'s host does not exist, sending failed response for authentication request from console proxy");
            sendResponse(resp, "failed");
            return;
        }


        String sid = req.getParameter("sid");
        if(sid == null || !sid.equals(vm.getVncPassword())) {
            s_logger.warn("sid " + sid + " in url does not match stored sid " + vm.getVncPassword());
            sendResponse(resp, "failed");
            return;
        }


        sendResponse(resp, "success");

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        }
    }


    private boolean checkSessionPermision(HttpServletRequest req, long vmId, Account accountObj) {


        VMInstanceVO vm = _vmMgr.findById(vmId);
        if(vm == null) {
            s_logger.debug("Console/thumbnail access denied. VM " + vmId + " does not exist in system any more");
            return false;
        }


        // root admin can access anything
        if(accountObj.getType() == Account.ACCOUNT_TYPE_ADMIN)
            return true;


        switch(vm.getType())
        {
        case User :
            try {
                _accountMgr.checkAccess(accountObj, null, true, vm);
            } catch (PermissionDeniedException ex) {
                if (accountObj.getType() == Account.ACCOUNT_TYPE_NORMAL) {
                    if (s_logger.isDebugEnabled()) {
                        s_logger.debug("VM access is denied. VM owner account " + vm.getAccountId()
                                + " does not match the account id in session " + accountObj.getId() + " and caller is a normal user");
                    }
                } else if(accountObj.getType() == Account.ACCOUNT_TYPE_DOMAIN_ADMIN || accountObj.getType() == Account.ACCOUNT_TYPE_READ_ONLY_ADMIN) {
                    if(s_logger.isDebugEnabled()) {
                        s_logger.debug("VM access is denied. VM owner account " + vm.getAccountId()
                                + " does not match the account id in session " + accountObj.getId() + " and the domain-admin caller does not manage the target domain");
                    }
                }
                return false;
            }
            break;


        case DomainRouter:
        case ConsoleProxy :
        case SecondaryStorageVm:
            return false;


        default :
            s_logger.warn("Unrecoginized virtual machine type, deny access by default. type: " + vm.getType());
            return false;
        }


        return true;
    }

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    }


    @Override
    public void finalizeStop(VirtualMachineProfile<DomainRouterVO> profile, StopAnswer answer) {
        if (answer != null) {
            VMInstanceVO vm = profile.getVirtualMachine();
            DomainRouterVO domR = _routerDao.findById(vm.getId());
            processStopOrRebootAnswer(domR, answer);
        }
    }

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    }
    
    @Override
    public void prepareStop(VirtualMachineProfile<DomainRouterVO> profile){
        //Collect network usage before stopping Vm
        VMInstanceVO vm = profile.getVirtualMachine();


        DomainRouterVO router = _routerDao.findById(vm.getId());
        if(router == null){
            return;
        }


        String privateIP = router.getPrivateIpAddress();

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                // log remove usage events for old offering
                // log assign usage events for new offering
                List<NicVO> nics = _nicDao.listByNetworkId(networkId);
                for (NicVO nic : nics) {
                    long vmId = nic.getInstanceId();
                    VMInstanceVO vm = _vmDao.findById(vmId);
                    if (vm == null) {
                        s_logger.error("Vm for nic " + nic.getId() + " not found with Vm Id:" + vmId);
                        continue;
                    }
                    long isDefault = (nic.isDefaultNic()) ? 1 : 0;
                    UsageEventVO usageEvent = new UsageEventVO(EventTypes.EVENT_NETWORK_OFFERING_REMOVE, vm.getAccountId(), vm.getDataCenterIdToDeployIn(), vm.getId(), null, oldNetworkOfferingId, null, 0L);
                    _usageEventDao.persist(usageEvent);
                    usageEvent = new UsageEventVO(EventTypes.EVENT_NETWORK_OFFERING_ASSIGN, vm.getAccountId(), vm.getDataCenterIdToDeployIn(), vm.getId(), vm.getHostName(), networkOfferingId, null, isDefault);
                    _usageEventDao.persist(usageEvent);
                }
                txn.commit();
            } else {
                network.setNetworkOfferingId(networkOfferingId);

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        return getNetwork(network.getId());
    }


    @Override
    public Integer getNetworkRate(long networkId, Long vmId) {
        VMInstanceVO vm = null;
        if (vmId != null) {
            vm = _vmDao.findById(vmId);
        }
        Network network = getNetwork(networkId);
        NetworkOffering ntwkOff = _configMgr.getNetworkOffering(network.getNetworkOfferingId());


        // For default userVm Default network and domR guest/public network, get rate information from the service
        // offering; for other situations get information
        // from the network offering
        boolean isUserVmsDefaultNetwork = false;
        boolean isDomRGuestOrPublicNetwork = false;
        if (vm != null) {
            Nic nic = _nicDao.findByInstanceIdAndNetworkId(networkId, vmId);
            if (vm.getType() == Type.User && nic != null && nic.isDefaultNic()) {
                isUserVmsDefaultNetwork = true;
            } else if (vm.getType() == Type.DomainRouter && ntwkOff != null && (ntwkOff.getTrafficType() == TrafficType.Public || ntwkOff.getTrafficType() == TrafficType.Guest)) {
                isDomRGuestOrPublicNetwork = true;
            }
        }
        if (isUserVmsDefaultNetwork || isDomRGuestOrPublicNetwork) {
            return _configMgr.getServiceOfferingNetworkRate(vm.getServiceOfferingId());
        } else {
            return _configMgr.getNetworkOfferingNetworkRate(ntwkOff.getId());
        }
    }

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    }


    @DB
    @Override
    public boolean reallocate(VirtualMachineProfile<? extends VMInstanceVO> vm, DataCenterDeployment dest) throws InsufficientCapacityException, ConcurrentOperationException {
        VMInstanceVO vmInstance = _vmDao.findById(vm.getId());
        DataCenterVO dc = _dcDao.findById(vmInstance.getDataCenterIdToDeployIn());
        if (dc.getNetworkType() == NetworkType.Basic) {
            List<NicVO> nics = _nicDao.listByVmId(vmInstance.getId());
            NetworkVO network = _networksDao.findById(nics.get(0).getNetworkId());
            Pair<NetworkVO, NicProfile> profile = new Pair<NetworkVO, NicProfile>(network, null);
            List<Pair<NetworkVO, NicProfile>> profiles = new ArrayList<Pair<NetworkVO, NicProfile>>();
            profiles.add(profile);

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        return vif_name;
    }


    @Override
    public String getVifNameByVmUuid(String vmUuid, Integer deviceId) {
        VMInstanceVO vm = _vmInstanceDao.findByUuid(vmUuid);
        if (vm != null) {
            return vm.getInstanceName() + "-" + deviceId.toString();
        }
        return null;
    }

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