Examples with HostLunRequests com.emc.storageos.vnxe.requests.HostLunRequests used on opensource projects

Example 1 with HostLunRequests

use of com.emc.storageos.vnxe.requests.HostLunRequests in project coprhd-controller by CoprHD.

the class VNXeApiClient method exportLun.

/**
 * Export a lun for a given host
 *
 * @param host
 *            host
 * @param lunId
 *            lun id
 * @param newhlu
 *            HLU
 * @return
 * @throws VNXeException
 */
public VNXeExportResult exportLun(VNXeBase host, String lunId, Integer newhlu) throws VNXeException {
    _logger.info("Exporting lun: {}", lunId);
    VNXeLun lun = getLun(lunId);
    if (lun == null) {
        _logger.info("Could not find lun in the vxne: {}", lunId);
        throw VNXeException.exceptions.vnxeCommandFailed("Could not find lun : " + lunId);
    }
    List<BlockHostAccess> hostAccesses = lun.getHostAccess();
    boolean lunHostAccessExists = false;
    if (hostAccesses == null) {
        hostAccesses = new ArrayList<BlockHostAccess>();
    } else {
        // already defined for the given host with a different access mask.
        for (BlockHostAccess hostAccess : hostAccesses) {
            String hostId = hostAccess.getHost().getId();
            if (hostId.equals(host.getId())) {
                if (hostAccess.getAccessMask() == HostLUNAccessEnum.SNAPSHOT.getValue()) {
                    hostAccess.setAccessMask(HostLUNAccessEnum.BOTH.getValue());
                    lunHostAccessExists = true;
                    break;
                } else if (hostAccess.getAccessMask() == HostLUNAccessEnum.NOACCESS.getValue()) {
                    hostAccess.setAccessMask(HostLUNAccessEnum.PRODUCTION.getValue());
                    lunHostAccessExists = true;
                    break;
                }
            }
        }
    }
    if (!lunHostAccessExists) {
        BlockHostAccess access = new BlockHostAccess();
        access.setHost(host);
        access.setAccessMask(BlockHostAccess.HostLUNAccessEnum.PRODUCTION.getValue());
        hostAccesses.add(access);
    }
    LunParam lunParam = new LunParam();
    lunParam.setHostAccess(hostAccesses);
    LunModifyParam exportParam = new LunModifyParam();
    exportParam.setLunParameters(lunParam);
    int type = lun.getType();
    if (type == VNXeLun.LUNTypeEnum.Standalone.getValue()) {
        // if standalone lun
        BlockLunRequests lunReq = new BlockLunRequests(_khClient);
        lunReq.modifyLunSync(exportParam, lun.getStorageResource().getId());
    } else {
        // lun in a lun group
        exportParam.setLun(new VNXeBase(lunId));
        List<LunModifyParam> list = new ArrayList<LunModifyParam>();
        list.add(exportParam);
        LunGroupModifyParam groupParam = new LunGroupModifyParam();
        groupParam.setLunModify(list);
        if (!_khClient.isUnity()) {
            LunGroupRequests lunGroupReq = new LunGroupRequests(_khClient);
            lunGroupReq.modifyLunGroupSync(lun.getStorageResource().getId(), groupParam);
        } else {
            ConsistencyGroupRequests cgReq = new ConsistencyGroupRequests(_khClient);
            cgReq.modifyConsistencyGroupSync(lun.getStorageResource().getId(), groupParam);
        }
    }
    // get hlu
    HostLunRequests hostLunReq = new HostLunRequests(_khClient);
    HostLun hostLun = hostLunReq.getHostLun(lunId, host.getId(), HostLunRequests.ID_SEQUENCE_LUN);
    int hluResult = hostLun.getHlu();
    if (isUnityClient() && newhlu != null && newhlu.intValue() != -1) {
        _logger.info("Modify hlu");
        modifyHostLunHlu(host.getId(), hostLun.getId(), newhlu);
        hluResult = newhlu;
    }
    VNXeExportResult result = new VNXeExportResult();
    result.setHlu(hluResult);
    result.setLunId(lunId);
    result.setHostId(host.getId());
    result.setNewAccess(!lunHostAccessExists);
    _logger.info("Done exporting lun: {}", lunId);
    return result;
}

Example 2 with HostLunRequests

use of com.emc.storageos.vnxe.requests.HostLunRequests in project coprhd-controller by CoprHD.

the class VNXeApiClient method exportSnap.

/**
 * Export a snap for a given host
 *
 * @param host
 *            host
 * @param snapId
 *            snap id
 * @param newhlu
 *            HLU
 * @return
 * @throws VNXeException
 */
public VNXeExportResult exportSnap(VNXeBase host, String snapId, Integer newhlu) throws VNXeException {
    _logger.info("Exporting lun snap: {}", snapId);
    String parentLunId = null;
    VNXeLun parentLun = null;
    if (!_khClient.isUnity()) {
        VNXeLunSnap lunSnap = getLunSnapshot(snapId);
        if (lunSnap == null) {
            _logger.info("Could not find lun snap in the vxne: {}", snapId);
            throw VNXeException.exceptions.vnxeCommandFailed("Could not find lun snap: " + snapId);
        }
        if (!lunSnap.getIsAttached()) {
            _logger.info("Attaching the snap: {}", snapId);
            attachLunSnap(snapId);
        }
        parentLunId = lunSnap.getLun().getId();
    } else {
        Snap snap = getSnapshot(snapId);
        if (snap == null) {
            _logger.info("Could not find snap in the vxn unity: {}", snapId);
            throw VNXeException.exceptions.vnxeCommandFailed("Could not find lun snap: " + snapId);
        }
        VNXeBase snapGroup = snap.getSnapGroup();
        parentLunId = snap.getLun().getId();
        if (snapGroup == null && (!snap.isAttached())) {
            _logger.info("Attaching the snap: {}", snapId);
            attachSnap(snapId);
        } else if (snapGroup != null && (!snap.isAttached())) {
            String groupId = snapGroup.getId();
            attachSnap(groupId);
        }
    }
    // Get host access info of the parent lun
    parentLun = getLun(parentLunId);
    List<BlockHostAccess> hostAccesses = parentLun.getHostAccess();
    boolean snapHostAccessExists = false;
    if (hostAccesses == null) {
        hostAccesses = new ArrayList<BlockHostAccess>();
    } else {
        // already defined for the given host with a different access mask.
        for (BlockHostAccess hostAccess : hostAccesses) {
            String hostId = hostAccess.getHost().getId();
            if (hostId.equals(host.getId())) {
                if (hostAccess.getAccessMask() == HostLUNAccessEnum.PRODUCTION.getValue()) {
                    hostAccess.setAccessMask(HostLUNAccessEnum.BOTH.getValue());
                    snapHostAccessExists = true;
                    break;
                } else if (hostAccess.getAccessMask() == HostLUNAccessEnum.NOACCESS.getValue()) {
                    hostAccess.setAccessMask(HostLUNAccessEnum.SNAPSHOT.getValue());
                    snapHostAccessExists = true;
                    break;
                }
            }
        }
    }
    if (!snapHostAccessExists) {
        BlockHostAccess access = new BlockHostAccess();
        access.setHost(host);
        access.setAccessMask(BlockHostAccess.HostLUNAccessEnum.SNAPSHOT.getValue());
        hostAccesses.add(access);
    }
    LunParam lunParam = new LunParam();
    lunParam.setHostAccess(hostAccesses);
    LunModifyParam exportParam = new LunModifyParam();
    exportParam.setLunParameters(lunParam);
    int type = parentLun.getType();
    if (type == VNXeLun.LUNTypeEnum.Standalone.getValue()) {
        // if standalone lun
        BlockLunRequests lunReq = new BlockLunRequests(_khClient);
        lunReq.modifyLunSync(exportParam, parentLun.getStorageResource().getId());
    } else {
        // parent lun in a lun group
        exportParam.setLun(new VNXeBase(parentLun.getId()));
        List<LunModifyParam> list = new ArrayList<LunModifyParam>();
        list.add(exportParam);
        LunGroupModifyParam groupParam = new LunGroupModifyParam();
        groupParam.setLunModify(list);
        if (!_khClient.isUnity()) {
            LunGroupRequests lunGroupReq = new LunGroupRequests(_khClient);
            lunGroupReq.modifyLunGroupSync(parentLun.getStorageResource().getId(), groupParam);
        } else {
            ConsistencyGroupRequests cgReq = new ConsistencyGroupRequests(_khClient);
            cgReq.modifyConsistencyGroupSync(parentLun.getStorageResource().getId(), groupParam);
        }
    }
    // get hlu
    HostLunRequests hostLunReq = new HostLunRequests(_khClient);
    HostLun hostLun = hostLunReq.getHostLun(parentLun.getId(), host.getId(), HostLunRequests.ID_SEQUENCE_SNAP);
    int hluResult = hostLun.getHlu();
    if (isUnityClient() && newhlu != null && newhlu.intValue() != -1) {
        _logger.info("Modify hlu");
        modifyHostLunHlu(host.getId(), hostLun.getId(), newhlu);
        hluResult = newhlu;
    }
    VNXeExportResult result = new VNXeExportResult();
    result.setHlu(hluResult);
    result.setHostId(host.getId());
    result.setNewAccess(!snapHostAccessExists);
    _logger.info("Done exporting lun snap: {}", snapId);
    return result;
}