Examples with VolumeObjectTO com.cloud.storage.to.VolumeObjectTO used on opensource projects

Example 16 with VolumeObjectTO

use of com.cloud.storage.to.VolumeObjectTO in project cosmic by MissionCriticalCloud.

the class LibvirtRevertSnapshotCommandWrapper method execute.

@Override
public Answer execute(final RevertSnapshotCommand command, final LibvirtComputingResource libvirtComputingResource) {
    final SnapshotObjectTO snapshot = command.getData();
    final VolumeObjectTO volume = snapshot.getVolume();
    final PrimaryDataStoreTO primaryStore = (PrimaryDataStoreTO) volume.getDataStore();
    final DataStoreTO snapshotImageStore = snapshot.getDataStore();
    if (!(snapshotImageStore instanceof NfsTO)) {
        return new Answer(command, false, "revert snapshot on object storage is not implemented yet");
    }
    final NfsTO nfsImageStore = (NfsTO) snapshotImageStore;
    final String secondaryStoragePoolUrl = nfsImageStore.getUrl();
    final String volumePath = volume.getPath();
    String snapshotPath = null;
    String snapshotRelPath = null;
    KvmStoragePool secondaryStoragePool = null;
    try {
        final KvmStoragePoolManager storagePoolMgr = libvirtComputingResource.getStoragePoolMgr();
        secondaryStoragePool = storagePoolMgr.getStoragePoolByUri(secondaryStoragePoolUrl);
        final String ssPmountPath = secondaryStoragePool.getLocalPath();
        snapshotRelPath = snapshot.getPath();
        snapshotPath = ssPmountPath + File.separator + snapshotRelPath;
        final KvmPhysicalDisk snapshotDisk = storagePoolMgr.getPhysicalDisk(primaryStore.getPoolType(), primaryStore.getUuid(), volumePath);
        final KvmStoragePool primaryPool = snapshotDisk.getPool();
        if (primaryPool.getType() == StoragePoolType.RBD) {
            return new Answer(command, false, "revert snapshot to RBD is not implemented yet");
        } else {
            final Script cmd = new Script(libvirtComputingResource.manageSnapshotPath(), libvirtComputingResource.getCmdsTimeout(), s_logger);
            cmd.add("-v", snapshotPath);
            cmd.add("-n", snapshotDisk.getName());
            cmd.add("-p", snapshotDisk.getPath());
            final String result = cmd.execute();
            if (result != null) {
                s_logger.debug("Failed to revert snaptshot: " + result);
                return new Answer(command, false, result);
            }
        }
        return new Answer(command, true, "RevertSnapshotCommand executes successfully");
    } catch (final CloudRuntimeException e) {
        return new Answer(command, false, e.toString());
    }
}

Example 17 with VolumeObjectTO

use of com.cloud.storage.to.VolumeObjectTO in project cosmic by MissionCriticalCloud.

the class LibvirtDeleteVMSnapshotCommandWrapper method execute.

@Override
public Answer execute(final DeleteVMSnapshotCommand cmd, final LibvirtComputingResource libvirtComputingResource) {
    final String vmName = cmd.getVmName();
    final KvmStoragePoolManager storagePoolMgr = libvirtComputingResource.getStoragePoolMgr();
    Domain dm = null;
    DomainSnapshot snapshot = null;
    try {
        final LibvirtUtilitiesHelper libvirtUtilitiesHelper = libvirtComputingResource.getLibvirtUtilitiesHelper();
        final Connect conn = libvirtUtilitiesHelper.getConnection();
        dm = libvirtComputingResource.getDomain(conn, vmName);
        snapshot = dm.snapshotLookupByName(cmd.getTarget().getSnapshotName());
        // only remove this snapshot, not children
        snapshot.delete(0);
        return new DeleteVMSnapshotAnswer(cmd, cmd.getVolumeTOs());
    } catch (final LibvirtException e) {
        final String msg = " Delete VM snapshot failed due to " + e.toString();
        if (dm == null) {
            s_logger.debug("Can not find running vm: " + vmName + ", now we are trying to delete the vm snapshot using qemu-img if the format of root volume is QCOW2");
            VolumeObjectTO rootVolume = null;
            for (VolumeObjectTO volume : cmd.getVolumeTOs()) {
                if (volume.getVolumeType() == Volume.Type.ROOT) {
                    rootVolume = volume;
                    break;
                }
            }
            if (rootVolume != null && ImageFormat.QCOW2.equals(rootVolume.getFormat())) {
                final PrimaryDataStoreTO primaryStore = (PrimaryDataStoreTO) rootVolume.getDataStore();
                final KvmPhysicalDisk rootDisk = storagePoolMgr.getPhysicalDisk(primaryStore.getPoolType(), primaryStore.getUuid(), rootVolume.getPath());
                final String command = "qemu-img snapshot -l " + rootDisk.getPath() + " | tail -n +3 | awk -F ' ' '{print $2}' | grep ^" + cmd.getTarget().getSnapshotName() + "$";
                final String qemu_img_snapshot = Script.runSimpleBashScript(command);
                if (qemu_img_snapshot == null) {
                    s_logger.info("Cannot find snapshot " + cmd.getTarget().getSnapshotName() + " in file " + rootDisk.getPath() + ", return true");
                    return new DeleteVMSnapshotAnswer(cmd, cmd.getVolumeTOs());
                }
                int result = Script.runSimpleBashScriptForExitValue("qemu-img snapshot -d " + cmd.getTarget().getSnapshotName() + " " + rootDisk.getPath());
                if (result != 0) {
                    return new DeleteVMSnapshotAnswer(cmd, false, "Delete VM Snapshot Failed due to can not remove snapshot from image file " + rootDisk.getPath() + " : " + result);
                } else {
                    return new DeleteVMSnapshotAnswer(cmd, cmd.getVolumeTOs());
                }
            }
        } else if (snapshot == null) {
            s_logger.debug("Can not find vm snapshot " + cmd.getTarget().getSnapshotName() + " on vm: " + vmName + ", return true");
            return new DeleteVMSnapshotAnswer(cmd, cmd.getVolumeTOs());
        }
        s_logger.warn(msg, e);
        return new DeleteVMSnapshotAnswer(cmd, false, msg);
    } finally {
        if (dm != null) {
            try {
                dm.free();
            } catch (final LibvirtException l) {
                s_logger.trace("Ignoring libvirt error.", l);
            }
        }
    }
}

Example 18 with VolumeObjectTO

use of com.cloud.storage.to.VolumeObjectTO in project cosmic by MissionCriticalCloud.

the class CitrixResourceBase method mount.

protected VDI mount(final Connection conn, final String vmName, final DiskTO volume) throws XmlRpcException, XenAPIException {
    final DataTO data = volume.getData();
    final Volume.Type type = volume.getType();
    if (type == Volume.Type.ISO) {
        final TemplateObjectTO iso = (TemplateObjectTO) data;
        final DataStoreTO store = iso.getDataStore();
        if (store == null) {
            // It's a fake iso
            return null;
        }
        // corer case, xenserver pv driver iso
        final String templateName = iso.getName();
        if (templateName.startsWith("xs-tools")) {
            try {
                final Set<VDI> vdis = VDI.getByNameLabel(conn, templateName);
                if (vdis.isEmpty()) {
                    throw new CloudRuntimeException("Could not find ISO with URL: " + templateName);
                }
                return vdis.iterator().next();
            } catch (final XenAPIException e) {
                throw new CloudRuntimeException("Unable to get pv iso: " + templateName + " due to " + e.toString());
            } catch (final Exception e) {
                throw new CloudRuntimeException("Unable to get pv iso: " + templateName + " due to " + e.toString());
            }
        }
        if (!(store instanceof NfsTO)) {
            throw new CloudRuntimeException("only support mount iso on nfs");
        }
        final NfsTO nfsStore = (NfsTO) store;
        final String isoPath = nfsStore.getUrl() + File.separator + iso.getPath();
        final int index = isoPath.lastIndexOf("/");
        final String mountpoint = isoPath.substring(0, index);
        final URI uri;
        try {
            uri = new URI(mountpoint);
        } catch (final URISyntaxException e) {
            throw new CloudRuntimeException("Incorrect uri " + mountpoint, e);
        }
        final SR isoSr = createIsoSRbyURI(conn, uri, vmName, false);
        final String isoname = isoPath.substring(index + 1);
        final VDI isoVdi = getVDIbyLocationandSR(conn, isoname, isoSr);
        if (isoVdi == null) {
            throw new CloudRuntimeException("Unable to find ISO " + isoPath);
        }
        return isoVdi;
    } else {
        final VolumeObjectTO vol = (VolumeObjectTO) data;
        return VDI.getByUuid(conn, vol.getPath());
    }
}

Example 19 with VolumeObjectTO

use of com.cloud.storage.to.VolumeObjectTO in project cosmic by MissionCriticalCloud.

the class XenServerStorageProcessor method createVolume.

@Override
public Answer createVolume(final CreateObjectCommand cmd) {
    final DataTO data = cmd.getData();
    final VolumeObjectTO volume = (VolumeObjectTO) data;
    try {
        final Connection conn = hypervisorResource.getConnection();
        final SR poolSr = hypervisorResource.getStorageRepository(conn, data.getDataStore().getUuid());
        VDI.Record vdir = new VDI.Record();
        vdir.nameLabel = volume.getName();
        vdir.SR = poolSr;
        vdir.type = Types.VdiType.USER;
        vdir.virtualSize = volume.getSize();
        final VDI vdi;
        vdi = VDI.create(conn, vdir);
        vdir = vdi.getRecord(conn);
        final VolumeObjectTO newVol = new VolumeObjectTO();
        newVol.setName(vdir.nameLabel);
        newVol.setSize(vdir.virtualSize);
        newVol.setPath(vdir.uuid);
        return new CreateObjectAnswer(newVol);
    } catch (final Exception e) {
        s_logger.debug("create volume failed: " + e.toString());
        return new CreateObjectAnswer(e.toString());
    }
}

Example 20 with VolumeObjectTO

use of com.cloud.storage.to.VolumeObjectTO in project cosmic by MissionCriticalCloud.

the class XenServerStorageProcessor method createVolumeFromSnapshot2.

protected Answer createVolumeFromSnapshot2(final CopyCommand cmd) {
    try {
        final Connection conn = hypervisorResource.getConnection();
        final Map<String, String> srcOptions = cmd.getOptions();
        final String src_iScsiName = srcOptions.get(DiskTO.IQN);
        final String srcStorageHost = srcOptions.get(DiskTO.STORAGE_HOST);
        final String srcChapInitiatorUsername = srcOptions.get(DiskTO.CHAP_INITIATOR_USERNAME);
        final String srcChapInitiatorSecret = srcOptions.get(DiskTO.CHAP_INITIATOR_SECRET);
        final SR srcSr = hypervisorResource.getIscsiSR(conn, src_iScsiName, srcStorageHost, src_iScsiName, srcChapInitiatorUsername, srcChapInitiatorSecret, false);
        final Map<String, String> destOptions = cmd.getOptions2();
        final String dest_iScsiName = destOptions.get(DiskTO.IQN);
        final String destStorageHost = destOptions.get(DiskTO.STORAGE_HOST);
        final String destChapInitiatorUsername = destOptions.get(DiskTO.CHAP_INITIATOR_USERNAME);
        final String destChapInitiatorSecret = destOptions.get(DiskTO.CHAP_INITIATOR_SECRET);
        final SR destSr = hypervisorResource.getIscsiSR(conn, dest_iScsiName, destStorageHost, dest_iScsiName, destChapInitiatorUsername, destChapInitiatorSecret, false);
        // there should only be one VDI in this SR
        final VDI srcVdi = srcSr.getVDIs(conn).iterator().next();
        final VDI vdiCopy = srcVdi.copy(conn, destSr);
        final VolumeObjectTO newVol = new VolumeObjectTO();
        newVol.setSize(vdiCopy.getVirtualSize(conn));
        newVol.setPath(vdiCopy.getUuid(conn));
        newVol.setFormat(ImageFormat.VHD);
        hypervisorResource.removeSR(conn, srcSr);
        hypervisorResource.removeSR(conn, destSr);
        return new CopyCmdAnswer(newVol);
    } catch (final Exception ex) {
        s_logger.warn("Failed to copy snapshot to volume: " + ex.toString(), ex);
        return new CopyCmdAnswer(ex.getMessage());
    }
}