Examples with VMSnapshotOptions com.cloud.engine.subsystem.api.storage.VMSnapshotOptions used on opensource projects

Example 1 with VMSnapshotOptions

use of com.cloud.engine.subsystem.api.storage.VMSnapshotOptions in project cosmic by MissionCriticalCloud.

the class VMSnapshotManagerImpl method orchestrateCreateVMSnapshot.

private VMSnapshot orchestrateCreateVMSnapshot(final Long vmId, final Long vmSnapshotId, final Boolean quiescevm) {
    final UserVmVO userVm = _userVMDao.findById(vmId);
    if (userVm == null) {
        throw new InvalidParameterValueException("Create vm to snapshot failed due to vm: " + vmId + " is not found");
    }
    final List<VolumeVO> volumeVos = _volumeDao.findByInstanceAndType(vmId, Type.ROOT);
    if (volumeVos == null || volumeVos.isEmpty()) {
        throw new CloudRuntimeException("Create vm to snapshot failed due to no root disk found");
    }
    final VolumeVO rootVolume = volumeVos.get(0);
    if (!rootVolume.getState().equals(Volume.State.Ready)) {
        throw new CloudRuntimeException("Create vm to snapshot failed due to vm: " + vmId + " has root disk in " + rootVolume.getState() + " state");
    }
    final VMSnapshotVO vmSnapshot = _vmSnapshotDao.findById(vmSnapshotId);
    if (vmSnapshot == null) {
        throw new CloudRuntimeException("VM snapshot id: " + vmSnapshotId + " can not be found");
    }
    final VMSnapshotOptions options = new VMSnapshotOptions(quiescevm);
    vmSnapshot.setOptions(options);
    try {
        final VMSnapshotStrategy strategy = findVMSnapshotStrategy(vmSnapshot);
        return strategy.takeVMSnapshot(vmSnapshot);
    } catch (final Exception e) {
        s_logger.debug("Failed to create vm snapshot: " + vmSnapshotId, e);
        return null;
    }
}

Example 2 with VMSnapshotOptions

use of com.cloud.engine.subsystem.api.storage.VMSnapshotOptions in project cosmic by MissionCriticalCloud.

the class DefaultVMSnapshotStrategy method takeVMSnapshot.

@Override
public VMSnapshot takeVMSnapshot(final VMSnapshot vmSnapshot) {
    final Long hostId = vmSnapshotHelper.pickRunningHost(vmSnapshot.getVmId());
    final UserVm userVm = userVmDao.findById(vmSnapshot.getVmId());
    final VMSnapshotVO vmSnapshotVO = (VMSnapshotVO) vmSnapshot;
    try {
        vmSnapshotHelper.vmSnapshotStateTransitTo(vmSnapshotVO, VMSnapshot.Event.CreateRequested);
    } catch (final NoTransitionException e) {
        throw new CloudRuntimeException(e.getMessage());
    }
    CreateVMSnapshotAnswer answer = null;
    boolean result = false;
    try {
        final GuestOSVO guestOS = guestOSDao.findById(userVm.getGuestOSId());
        final List<VolumeObjectTO> volumeTOs = vmSnapshotHelper.getVolumeTOList(userVm.getId());
        VMSnapshotTO current = null;
        final VMSnapshotVO currentSnapshot = vmSnapshotDao.findCurrentSnapshotByVmId(userVm.getId());
        if (currentSnapshot != null) {
            current = vmSnapshotHelper.getSnapshotWithParents(currentSnapshot);
        }
        final VMSnapshotOptions options = ((VMSnapshotVO) vmSnapshot).getOptions();
        boolean quiescevm = true;
        if (options != null) {
            quiescevm = options.needQuiesceVM();
        }
        final VMSnapshotTO target = new VMSnapshotTO(vmSnapshot.getId(), vmSnapshot.getName(), vmSnapshot.getType(), null, vmSnapshot.getDescription(), false, current, quiescevm);
        if (current == null) {
            vmSnapshotVO.setParent(null);
        } else {
            vmSnapshotVO.setParent(current.getId());
        }
        final HostVO host = hostDao.findById(hostId);
        final GuestOSHypervisorVO guestOsMapping = guestOsHypervisorDao.findByOsIdAndHypervisor(guestOS.getId(), host.getHypervisorType().toString(), host.getHypervisorVersion());
        final CreateVMSnapshotCommand ccmd = new CreateVMSnapshotCommand(userVm.getInstanceName(), userVm.getUuid(), target, volumeTOs, guestOS.getDisplayName());
        if (guestOsMapping == null) {
            ccmd.setPlatformEmulator(null);
        } else {
            ccmd.setPlatformEmulator(guestOsMapping.getGuestOsName());
        }
        ccmd.setWait(_wait);
        answer = (CreateVMSnapshotAnswer) agentMgr.send(hostId, ccmd);
        if (answer != null && answer.getResult()) {
            processAnswer(vmSnapshotVO, userVm, answer, hostId);
            s_logger.debug("Create vm snapshot " + vmSnapshot.getName() + " succeeded for vm: " + userVm.getInstanceName());
            result = true;
            return vmSnapshot;
        } else {
            String errMsg = "Creating VM snapshot: " + vmSnapshot.getName() + " failed";
            if (answer != null && answer.getDetails() != null) {
                errMsg = errMsg + " due to " + answer.getDetails();
            }
            s_logger.error(errMsg);
            throw new CloudRuntimeException(errMsg);
        }
    } catch (final OperationTimedoutException e) {
        s_logger.debug("Creating VM snapshot: " + vmSnapshot.getName() + " failed: " + e.toString());
        throw new CloudRuntimeException("Creating VM snapshot: " + vmSnapshot.getName() + " failed: " + e.toString());
    } catch (final AgentUnavailableException e) {
        s_logger.debug("Creating VM snapshot: " + vmSnapshot.getName() + " failed", e);
        throw new CloudRuntimeException("Creating VM snapshot: " + vmSnapshot.getName() + " failed: " + e.toString());
    } finally {
        if (!result) {
            try {
                vmSnapshotHelper.vmSnapshotStateTransitTo(vmSnapshot, VMSnapshot.Event.OperationFailed);
            } catch (final NoTransitionException e1) {
                s_logger.error("Cannot set vm snapshot state due to: " + e1.getMessage());
            }
        }
    }
}

Example 3 with VMSnapshotOptions

use of com.cloud.engine.subsystem.api.storage.VMSnapshotOptions in project cosmic by MissionCriticalCloud.

the class VMSnapshotManagerImpl method createRestoreCommand.

@Override
public RestoreVMSnapshotCommand createRestoreCommand(final UserVmVO userVm, final List<VMSnapshotVO> vmSnapshotVOs) {
    if (!HypervisorType.KVM.equals(userVm.getHypervisorType())) {
        return null;
    }
    final List<VMSnapshotTO> snapshots = new ArrayList<>();
    final Map<Long, VMSnapshotTO> snapshotAndParents = new HashMap<>();
    for (final VMSnapshotVO vmSnapshotVO : vmSnapshotVOs) {
        if (vmSnapshotVO.getType() == VMSnapshot.Type.DiskAndMemory) {
            final VMSnapshotVO snapshot = _vmSnapshotDao.findById(vmSnapshotVO.getId());
            final VMSnapshotTO parent = getSnapshotWithParents(snapshot).getParent();
            final VMSnapshotOptions options = snapshot.getOptions();
            boolean quiescevm = true;
            if (options != null) {
                quiescevm = options.needQuiesceVM();
            }
            final VMSnapshotTO vmSnapshotTO = new VMSnapshotTO(snapshot.getId(), snapshot.getName(), snapshot.getType(), snapshot.getCreated().getTime(), snapshot.getDescription(), snapshot.getCurrent(), parent, quiescevm);
            snapshots.add(vmSnapshotTO);
            snapshotAndParents.put(vmSnapshotVO.getId(), parent);
        }
    }
    if (snapshotAndParents.isEmpty()) {
        return null;
    }
    // prepare RestoreVMSnapshotCommand
    final String vmInstanceName = userVm.getInstanceName();
    final List<VolumeObjectTO> volumeTOs = getVolumeTOList(userVm.getId());
    final GuestOSVO guestOS = _guestOSDao.findById(userVm.getGuestOSId());
    final RestoreVMSnapshotCommand restoreSnapshotCommand = new RestoreVMSnapshotCommand(vmInstanceName, null, volumeTOs, guestOS.getDisplayName());
    restoreSnapshotCommand.setSnapshots(snapshots);
    restoreSnapshotCommand.setSnapshotAndParents(snapshotAndParents);
    return restoreSnapshotCommand;
}