Examples with VMSnapshotVO com.cloud.vm.snapshot.VMSnapshotVO used on opensource projects

Example 51 with VMSnapshotVO

use of com.cloud.vm.snapshot.VMSnapshotVO in project cloudstack by apache.

the class DefaultVMSnapshotStrategy method takeVMSnapshot.

@Override
public VMSnapshot takeVMSnapshot(VMSnapshot vmSnapshot) {
    Long hostId = vmSnapshotHelper.pickRunningHost(vmSnapshot.getVmId());
    UserVm userVm = userVmDao.findById(vmSnapshot.getVmId());
    VMSnapshotVO vmSnapshotVO = (VMSnapshotVO) vmSnapshot;
    try {
        vmSnapshotHelper.vmSnapshotStateTransitTo(vmSnapshotVO, VMSnapshot.Event.CreateRequested);
    } catch (NoTransitionException e) {
        throw new CloudRuntimeException(e.getMessage());
    }
    CreateVMSnapshotAnswer answer = null;
    boolean result = false;
    try {
        GuestOSVO guestOS = guestOSDao.findById(userVm.getGuestOSId());
        List<VolumeObjectTO> volumeTOs = vmSnapshotHelper.getVolumeTOList(userVm.getId());
        long prev_chain_size = 0;
        long virtual_size = 0;
        for (VolumeObjectTO volume : volumeTOs) {
            virtual_size += volume.getSize();
            VolumeVO volumeVO = volumeDao.findById(volume.getId());
            prev_chain_size += volumeVO.getVmSnapshotChainSize() == null ? 0 : volumeVO.getVmSnapshotChainSize();
        }
        VMSnapshotTO current = null;
        VMSnapshotVO currentSnapshot = vmSnapshotDao.findCurrentSnapshotByVmId(userVm.getId());
        if (currentSnapshot != null)
            current = vmSnapshotHelper.getSnapshotWithParents(currentSnapshot);
        VMSnapshotOptions options = ((VMSnapshotVO) vmSnapshot).getOptions();
        boolean quiescevm = true;
        if (options != null)
            quiescevm = options.needQuiesceVM();
        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());
        HostVO host = hostDao.findById(hostId);
        GuestOSHypervisorVO guestOsMapping = guestOsHypervisorDao.findByOsIdAndHypervisor(guestOS.getId(), host.getHypervisorType().toString(), host.getHypervisorVersion());
        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;
            long new_chain_size = 0;
            for (VolumeObjectTO volumeTo : answer.getVolumeTOs()) {
                publishUsageEvent(EventTypes.EVENT_VM_SNAPSHOT_CREATE, vmSnapshot, userVm, volumeTo);
                new_chain_size += volumeTo.getSize();
            }
            publishUsageEvent(EventTypes.EVENT_VM_SNAPSHOT_ON_PRIMARY, vmSnapshot, userVm, new_chain_size - prev_chain_size, virtual_size);
            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 (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 (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 (NoTransitionException e1) {
                s_logger.error("Cannot set vm snapshot state due to: " + e1.getMessage());
            }
        }
    }
}

Example 52 with VMSnapshotVO

use of com.cloud.vm.snapshot.VMSnapshotVO in project cloudstack by apache.

the class DefaultVMSnapshotStrategy method revertVMSnapshot.

@Override
public boolean revertVMSnapshot(VMSnapshot vmSnapshot) {
    VMSnapshotVO vmSnapshotVO = (VMSnapshotVO) vmSnapshot;
    UserVmVO userVm = userVmDao.findById(vmSnapshot.getVmId());
    try {
        vmSnapshotHelper.vmSnapshotStateTransitTo(vmSnapshotVO, VMSnapshot.Event.RevertRequested);
    } catch (NoTransitionException e) {
        throw new CloudRuntimeException(e.getMessage());
    }
    boolean result = false;
    try {
        VMSnapshotVO snapshot = vmSnapshotDao.findById(vmSnapshotVO.getId());
        List<VolumeObjectTO> volumeTOs = vmSnapshotHelper.getVolumeTOList(userVm.getId());
        String vmInstanceName = userVm.getInstanceName();
        VMSnapshotTO parent = vmSnapshotHelper.getSnapshotWithParents(snapshot).getParent();
        VMSnapshotTO vmSnapshotTO = new VMSnapshotTO(snapshot.getId(), snapshot.getName(), snapshot.getType(), snapshot.getCreated().getTime(), snapshot.getDescription(), snapshot.getCurrent(), parent, true);
        Long hostId = vmSnapshotHelper.pickRunningHost(vmSnapshot.getVmId());
        GuestOSVO guestOS = guestOSDao.findById(userVm.getGuestOSId());
        RevertToVMSnapshotCommand revertToSnapshotCommand = new RevertToVMSnapshotCommand(vmInstanceName, userVm.getUuid(), vmSnapshotTO, volumeTOs, guestOS.getDisplayName());
        HostVO host = hostDao.findById(hostId);
        GuestOSHypervisorVO guestOsMapping = guestOsHypervisorDao.findByOsIdAndHypervisor(guestOS.getId(), host.getHypervisorType().toString(), host.getHypervisorVersion());
        if (guestOsMapping == null) {
            revertToSnapshotCommand.setPlatformEmulator(null);
        } else {
            revertToSnapshotCommand.setPlatformEmulator(guestOsMapping.getGuestOsName());
        }
        RevertToVMSnapshotAnswer answer = (RevertToVMSnapshotAnswer) agentMgr.send(hostId, revertToSnapshotCommand);
        if (answer != null && answer.getResult()) {
            processAnswer(vmSnapshotVO, userVm, answer, hostId);
            result = true;
        } else {
            String errMsg = "Revert VM: " + userVm.getInstanceName() + " to snapshot: " + vmSnapshotVO.getName() + " failed";
            if (answer != null && answer.getDetails() != null)
                errMsg = errMsg + " due to " + answer.getDetails();
            s_logger.error(errMsg);
            throw new CloudRuntimeException(errMsg);
        }
    } catch (OperationTimedoutException e) {
        s_logger.debug("Failed to revert vm snapshot", e);
        throw new CloudRuntimeException(e.getMessage());
    } catch (AgentUnavailableException e) {
        s_logger.debug("Failed to revert vm snapshot", e);
        throw new CloudRuntimeException(e.getMessage());
    } finally {
        if (!result) {
            try {
                vmSnapshotHelper.vmSnapshotStateTransitTo(vmSnapshot, VMSnapshot.Event.OperationFailed);
            } catch (NoTransitionException e1) {
                s_logger.error("Cannot set vm snapshot state due to: " + e1.getMessage());
            }
        }
    }
    return result;
}

Example 53 with VMSnapshotVO

use of com.cloud.vm.snapshot.VMSnapshotVO in project cloudstack by apache.

the class DefaultVMSnapshotStrategy method deleteVMSnapshot.

@Override
public boolean deleteVMSnapshot(VMSnapshot vmSnapshot) {
    UserVmVO userVm = userVmDao.findById(vmSnapshot.getVmId());
    VMSnapshotVO vmSnapshotVO = (VMSnapshotVO) vmSnapshot;
    try {
        vmSnapshotHelper.vmSnapshotStateTransitTo(vmSnapshot, VMSnapshot.Event.ExpungeRequested);
    } catch (NoTransitionException e) {
        s_logger.debug("Failed to change vm snapshot state with event ExpungeRequested");
        throw new CloudRuntimeException("Failed to change vm snapshot state with event ExpungeRequested: " + e.getMessage());
    }
    try {
        Long hostId = vmSnapshotHelper.pickRunningHost(vmSnapshot.getVmId());
        List<VolumeObjectTO> volumeTOs = vmSnapshotHelper.getVolumeTOList(vmSnapshot.getVmId());
        String vmInstanceName = userVm.getInstanceName();
        VMSnapshotTO parent = vmSnapshotHelper.getSnapshotWithParents(vmSnapshotVO).getParent();
        VMSnapshotTO vmSnapshotTO = new VMSnapshotTO(vmSnapshot.getId(), vmSnapshot.getName(), vmSnapshot.getType(), vmSnapshot.getCreated().getTime(), vmSnapshot.getDescription(), vmSnapshot.getCurrent(), parent, true);
        GuestOSVO guestOS = guestOSDao.findById(userVm.getGuestOSId());
        DeleteVMSnapshotCommand deleteSnapshotCommand = new DeleteVMSnapshotCommand(vmInstanceName, vmSnapshotTO, volumeTOs, guestOS.getDisplayName());
        Answer answer = agentMgr.send(hostId, deleteSnapshotCommand);
        if (answer != null && answer.getResult()) {
            DeleteVMSnapshotAnswer deleteVMSnapshotAnswer = (DeleteVMSnapshotAnswer) answer;
            processAnswer(vmSnapshotVO, userVm, answer, hostId);
            long full_chain_size = 0;
            for (VolumeObjectTO volumeTo : deleteVMSnapshotAnswer.getVolumeTOs()) {
                publishUsageEvent(EventTypes.EVENT_VM_SNAPSHOT_DELETE, vmSnapshot, userVm, volumeTo);
                full_chain_size += volumeTo.getSize();
            }
            publishUsageEvent(EventTypes.EVENT_VM_SNAPSHOT_OFF_PRIMARY, vmSnapshot, userVm, full_chain_size, 0L);
            return true;
        } else {
            String errMsg = (answer == null) ? null : answer.getDetails();
            s_logger.error("Delete vm snapshot " + vmSnapshot.getName() + " of vm " + userVm.getInstanceName() + " failed due to " + errMsg);
            processAnswer(vmSnapshotVO, userVm, answer, hostId);
            throw new CloudRuntimeException("Delete vm snapshot " + vmSnapshot.getName() + " of vm " + userVm.getInstanceName() + " failed due to " + errMsg);
        }
    } catch (OperationTimedoutException | AgentUnavailableException e) {
        throw new CloudRuntimeException("Delete vm snapshot " + vmSnapshot.getName() + " of vm " + userVm.getInstanceName() + " failed due to " + e.getMessage());
    }
}

Example 54 with VMSnapshotVO

use of com.cloud.vm.snapshot.VMSnapshotVO in project cloudstack by apache.

the class StorageSystemSnapshotStrategy method takeHypervisorSnapshot.

private VMSnapshot takeHypervisorSnapshot(VolumeInfo volumeInfo) {
    VirtualMachine virtualMachine = volumeInfo.getAttachedVM();
    if (virtualMachine != null && VirtualMachine.State.Running.equals(virtualMachine.getState())) {
        String vmSnapshotName = UUID.randomUUID().toString().replace("-", "");
        VMSnapshotVO vmSnapshotVO = new VMSnapshotVO(virtualMachine.getAccountId(), virtualMachine.getDomainId(), virtualMachine.getId(), vmSnapshotName, vmSnapshotName, vmSnapshotName, virtualMachine.getServiceOfferingId(), VMSnapshot.Type.Disk, null);
        VMSnapshot vmSnapshot = vmSnapshotDao.persist(vmSnapshotVO);
        if (vmSnapshot == null) {
            throw new CloudRuntimeException("Unable to allocate a VM snapshot object");
        }
        vmSnapshot = vmSnapshotService.createVMSnapshot(virtualMachine.getId(), vmSnapshot.getId(), true);
        if (vmSnapshot == null) {
            throw new CloudRuntimeException("Unable to create a hypervisor-side snapshot");
        }
        try {
            Thread.sleep(60000);
        } catch (Exception ex) {
            s_logger.warn(ex.getMessage(), ex);
        }
        return vmSnapshot;
    }
    // We didn't need to take a hypervisor-side snapshot. Return 'null' to indicate this.
    return null;
}

Example 55 with VMSnapshotVO

use of com.cloud.vm.snapshot.VMSnapshotVO in project cloudstack by apache.

the class ScaleIOVMSnapshotStrategy method deleteVMSnapshot.

@Override
public boolean deleteVMSnapshot(VMSnapshot vmSnapshot) {
    UserVmVO userVm = userVmDao.findById(vmSnapshot.getVmId());
    VMSnapshotVO vmSnapshotVO = (VMSnapshotVO) vmSnapshot;
    try {
        vmSnapshotHelper.vmSnapshotStateTransitTo(vmSnapshot, VMSnapshot.Event.ExpungeRequested);
    } catch (NoTransitionException e) {
        LOGGER.debug("Failed to change vm snapshot state with event ExpungeRequested");
        throw new CloudRuntimeException("Failed to change vm snapshot state with event ExpungeRequested: " + e.getMessage());
    }
    try {
        List<VolumeObjectTO> volumeTOs = vmSnapshotHelper.getVolumeTOList(vmSnapshot.getVmId());
        Long storagePoolId = vmSnapshotHelper.getStoragePoolForVM(userVm.getId());
        String systemId = storagePoolDetailsDao.findDetail(storagePoolId, ScaleIOGatewayClient.STORAGE_POOL_SYSTEM_ID).getValue();
        if (systemId == null) {
            throw new CloudRuntimeException("Failed to get the system id for PowerFlex storage pool for deleting VM snapshot: " + vmSnapshot.getName());
        }
        VMSnapshotDetailsVO vmSnapshotDetailsVO = vmSnapshotDetailsDao.findDetail(vmSnapshot.getId(), "SnapshotGroupId");
        if (vmSnapshotDetailsVO == null) {
            throw new CloudRuntimeException("Failed to get snapshot group id for the VM snapshot: " + vmSnapshot.getName());
        }
        String snapshotGroupId = vmSnapshotDetailsVO.getValue();
        final ScaleIOGatewayClient client = getScaleIOClient(storagePoolId);
        int volumesDeleted = client.deleteSnapshotGroup(systemId, snapshotGroupId);
        if (volumesDeleted <= 0) {
            throw new CloudRuntimeException("Failed to delete VM snapshot: " + vmSnapshot.getName());
        } else if (volumesDeleted != volumeTOs.size()) {
            LOGGER.warn("Unable to delete all volumes of the VM snapshot: " + vmSnapshot.getName());
        }
        finalizeDelete(vmSnapshotVO, volumeTOs);
        long full_chain_size = 0;
        for (VolumeObjectTO volumeTo : volumeTOs) {
            publishUsageEvent(EventTypes.EVENT_VM_SNAPSHOT_DELETE, vmSnapshot, userVm, volumeTo);
            full_chain_size += volumeTo.getSize();
        }
        publishUsageEvent(EventTypes.EVENT_VM_SNAPSHOT_OFF_PRIMARY, vmSnapshot, userVm, full_chain_size, 0L);
        return true;
    } catch (Exception e) {
        String errMsg = "Unable to delete vm snapshot: " + vmSnapshot.getName() + " of vm " + userVm.getInstanceName() + " due to " + e.getMessage();
        LOGGER.warn(errMsg, e);
        throw new CloudRuntimeException(errMsg);
    }
}