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

Example 11 with SnapshotObjectTO

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

the class KvmStorageProcessor method createVolumeFromSnapshot.

@Override
public Answer createVolumeFromSnapshot(final CopyCommand cmd) {
    try {
        final DataTO srcData = cmd.getSrcTO();
        final SnapshotObjectTO snapshot = (SnapshotObjectTO) srcData;
        final DataTO destData = cmd.getDestTO();
        final PrimaryDataStoreTO pool = (PrimaryDataStoreTO) destData.getDataStore();
        final DataStoreTO imageStore = srcData.getDataStore();
        final VolumeObjectTO volume = snapshot.getVolume();
        if (!(imageStore instanceof NfsTO)) {
            return new CopyCmdAnswer("unsupported protocol");
        }
        final NfsTO nfsImageStore = (NfsTO) imageStore;
        final String snapshotFullPath = snapshot.getPath();
        final int index = snapshotFullPath.lastIndexOf("/");
        final String snapshotPath = snapshotFullPath.substring(0, index);
        final String snapshotName = snapshotFullPath.substring(index + 1);
        final KvmStoragePool secondaryPool = storagePoolMgr.getStoragePoolByUri(nfsImageStore.getUrl() + File.separator + snapshotPath);
        final KvmPhysicalDisk snapshotDisk = secondaryPool.getPhysicalDisk(snapshotName);
        if (volume.getFormat() == ImageFormat.RAW) {
            snapshotDisk.setFormat(PhysicalDiskFormat.RAW);
        } else if (volume.getFormat() == ImageFormat.QCOW2) {
            snapshotDisk.setFormat(PhysicalDiskFormat.QCOW2);
        }
        final String primaryUuid = pool.getUuid();
        final KvmStoragePool primaryPool = storagePoolMgr.getStoragePool(pool.getPoolType(), primaryUuid);
        final String volUuid = UUID.randomUUID().toString();
        final KvmPhysicalDisk disk = storagePoolMgr.copyPhysicalDisk(snapshotDisk, volUuid, primaryPool, cmd.getWaitInMillSeconds());
        final VolumeObjectTO newVol = new VolumeObjectTO();
        newVol.setPath(disk.getName());
        newVol.setSize(disk.getVirtualSize());
        newVol.setFormat(ImageFormat.valueOf(disk.getFormat().toString().toUpperCase()));
        return new CopyCmdAnswer(newVol);
    } catch (final CloudRuntimeException e) {
        logger.debug("Failed to createVolumeFromSnapshot: ", e);
        return new CopyCmdAnswer(e.toString());
    }
}

Example 12 with SnapshotObjectTO

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

the class XenServerStorageProcessor method createSnapshot.

@Override
public Answer createSnapshot(final CreateObjectCommand cmd) {
    final Connection conn = hypervisorResource.getConnection();
    final SnapshotObjectTO snapshotTO = (SnapshotObjectTO) cmd.getData();
    final long snapshotId = snapshotTO.getId();
    final String snapshotName = snapshotTO.getName();
    String details = "create snapshot operation Failed for snapshotId: " + snapshotId;
    String snapshotUUID = null;
    try {
        final String volumeUUID = snapshotTO.getVolume().getPath();
        final VDI volume = VDI.getByUuid(conn, volumeUUID);
        final VDI snapshot = volume.snapshot(conn, new HashMap<>());
        if (snapshotName != null) {
            snapshot.setNameLabel(conn, snapshotName);
        }
        snapshotUUID = snapshot.getUuid(conn);
        final String preSnapshotUUID = snapshotTO.getParentSnapshotPath();
        // check if it is a empty snapshot
        if (preSnapshotUUID != null) {
            final SR sr = volume.getSR(conn);
            final String srUUID = sr.getUuid(conn);
            final String type = sr.getType(conn);
            final Boolean isISCSI = IsISCSI(type);
            final String snapshotParentUUID = getVhdParent(conn, srUUID, snapshotUUID, isISCSI);
            try {
                final String preSnapshotParentUUID = getVhdParent(conn, srUUID, preSnapshotUUID, isISCSI);
                if (snapshotParentUUID != null && snapshotParentUUID.equals(preSnapshotParentUUID)) {
                    // this is empty snapshot, remove it
                    snapshot.destroy(conn);
                    snapshotUUID = preSnapshotUUID;
                }
            } catch (final Exception e) {
                s_logger.debug("Failed to get parent snapshot", e);
            }
        }
        final SnapshotObjectTO newSnapshot = new SnapshotObjectTO();
        newSnapshot.setPath(snapshotUUID);
        return new CreateObjectAnswer(newSnapshot);
    } catch (final XenAPIException e) {
        details += ", reason: " + e.toString();
        s_logger.warn(details, e);
    } catch (final Exception e) {
        details += ", reason: " + e.toString();
        s_logger.warn(details, e);
    }
    return new CreateObjectAnswer(details);
}

Example 13 with SnapshotObjectTO

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

the class XenServerStorageProcessor method createVolumeFromSnapshot.

@Override
public Answer createVolumeFromSnapshot(final CopyCommand cmd) {
    final Connection conn = hypervisorResource.getConnection();
    final DataTO srcData = cmd.getSrcTO();
    final SnapshotObjectTO snapshot = (SnapshotObjectTO) srcData;
    final DataTO destData = cmd.getDestTO();
    final DataStoreTO imageStore = srcData.getDataStore();
    if (srcData.getDataStore() instanceof PrimaryDataStoreTO && destData.getDataStore() instanceof PrimaryDataStoreTO) {
        return createVolumeFromSnapshot2(cmd);
    }
    if (!(imageStore instanceof NfsTO)) {
        return new CopyCmdAnswer("unsupported protocol");
    }
    final NfsTO nfsImageStore = (NfsTO) imageStore;
    final String primaryStorageNameLabel = destData.getDataStore().getUuid();
    final String secondaryStorageUrl = nfsImageStore.getUrl();
    final int wait = cmd.getWait();
    boolean result = false;
    // Generic error message.
    String details = null;
    String volumeUUID = null;
    if (secondaryStorageUrl == null) {
        details += " because the URL passed: " + secondaryStorageUrl + " is invalid.";
        return new CopyCmdAnswer(details);
    }
    try {
        final SR primaryStorageSR = hypervisorResource.getSRByNameLabelandHost(conn, primaryStorageNameLabel);
        if (primaryStorageSR == null) {
            throw new InternalErrorException("Could not create volume from snapshot because the primary Storage SR could not be created from the name label: " + primaryStorageNameLabel);
        }
        // Get the absolute path of the snapshot on the secondary storage.
        String snapshotInstallPath = snapshot.getPath();
        final int index = snapshotInstallPath.lastIndexOf(nfsImageStore.getPathSeparator());
        final String snapshotName = snapshotInstallPath.substring(index + 1);
        if (!snapshotName.startsWith("VHD-") && !snapshotName.endsWith(".vhd")) {
            snapshotInstallPath = snapshotInstallPath + ".vhd";
        }
        final URI snapshotURI = new URI(secondaryStorageUrl + nfsImageStore.getPathSeparator() + snapshotInstallPath);
        final String snapshotPath = snapshotURI.getHost() + ":" + snapshotURI.getPath();
        final String srUuid = primaryStorageSR.getUuid(conn);
        volumeUUID = copy_vhd_from_secondarystorage(conn, snapshotPath, srUuid, wait);
        result = true;
        final VDI volume = VDI.getByUuid(conn, volumeUUID);
        final VDI.Record vdir = volume.getRecord(conn);
        final VolumeObjectTO newVol = new VolumeObjectTO();
        newVol.setPath(volumeUUID);
        newVol.setSize(vdir.virtualSize);
        return new CopyCmdAnswer(newVol);
    } catch (final XenAPIException e) {
        details += " due to " + e.toString();
        s_logger.warn(details, e);
    } catch (final Exception e) {
        details += " due to " + e.getMessage();
        s_logger.warn(details, e);
    }
    if (!result) {
        // Is this logged at a higher level?
        s_logger.error(details);
    }
    // In all cases return something.
    return new CopyCmdAnswer(details);
}

Example 14 with SnapshotObjectTO

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

the class Xenserver625StorageProcessor method createVolumeFromSnapshot.

@Override
public Answer createVolumeFromSnapshot(final CopyCommand cmd) {
    final Connection conn = hypervisorResource.getConnection();
    final DataTO srcData = cmd.getSrcTO();
    final SnapshotObjectTO snapshot = (SnapshotObjectTO) srcData;
    final DataTO destData = cmd.getDestTO();
    final PrimaryDataStoreTO pool = (PrimaryDataStoreTO) destData.getDataStore();
    final VolumeObjectTO volume = (VolumeObjectTO) destData;
    final DataStoreTO imageStore = srcData.getDataStore();
    if (srcData.getDataStore() instanceof PrimaryDataStoreTO && destData.getDataStore() instanceof PrimaryDataStoreTO) {
        return createVolumeFromSnapshot2(cmd);
    }
    if (!(imageStore instanceof NfsTO)) {
        return new CopyCmdAnswer("unsupported protocol");
    }
    final NfsTO nfsImageStore = (NfsTO) imageStore;
    final String primaryStorageNameLabel = pool.getUuid();
    final String secondaryStorageUrl = nfsImageStore.getUrl();
    final int wait = cmd.getWait();
    boolean result = false;
    // Generic error message.
    String details = null;
    String volumeUUID = null;
    if (secondaryStorageUrl == null) {
        details += " because the URL passed: " + secondaryStorageUrl + " is invalid.";
        return new CopyCmdAnswer(details);
    }
    SR srcSr = null;
    VDI destVdi = null;
    try {
        final SR primaryStorageSR = hypervisorResource.getSRByNameLabelandHost(conn, primaryStorageNameLabel);
        if (primaryStorageSR == null) {
            throw new InternalErrorException("Could not create volume from snapshot because the primary Storage SR could not be created from the name label: " + primaryStorageNameLabel);
        }
        final String nameLabel = "cloud-" + UUID.randomUUID().toString();
        destVdi = createVdi(conn, nameLabel, primaryStorageSR, volume.getSize());
        volumeUUID = destVdi.getUuid(conn);
        final String snapshotInstallPath = snapshot.getPath();
        final int index = snapshotInstallPath.lastIndexOf(File.separator);
        final String snapshotDirectory = snapshotInstallPath.substring(0, index);
        final String snapshotUuid = getSnapshotUuid(snapshotInstallPath);
        final URI uri = new URI(secondaryStorageUrl);
        srcSr = createFileSr(conn, uri.getHost() + ":" + uri.getPath(), snapshotDirectory);
        final String[] parents = snapshot.getParents();
        final List<VDI> snapshotChains = new ArrayList<>();
        if (parents != null) {
            for (int i = 0; i < parents.length; i++) {
                final String snChainPath = parents[i];
                final String uuid = getSnapshotUuid(snChainPath);
                final VDI chain = VDI.getByUuid(conn, uuid);
                snapshotChains.add(chain);
            }
        }
        final VDI snapshotVdi = VDI.getByUuid(conn, snapshotUuid);
        snapshotChains.add(snapshotVdi);
        for (final VDI snapChain : snapshotChains) {
            final Task task = snapChain.copyAsync(conn, null, null, destVdi);
            // poll every 1 seconds ,
            hypervisorResource.waitForTask(conn, task, 1000, wait * 1000);
            hypervisorResource.checkForSuccess(conn, task);
            task.destroy(conn);
        }
        result = true;
        destVdi = VDI.getByUuid(conn, volumeUUID);
        final VDI.Record vdir = destVdi.getRecord(conn);
        final VolumeObjectTO newVol = new VolumeObjectTO();
        newVol.setPath(volumeUUID);
        newVol.setSize(vdir.virtualSize);
        return new CopyCmdAnswer(newVol);
    } catch (final Types.XenAPIException e) {
        details += " due to " + e.toString();
        s_logger.warn(details, e);
    } catch (final Exception e) {
        details += " due to " + e.getMessage();
        s_logger.warn(details, e);
    } finally {
        if (srcSr != null) {
            hypervisorResource.removeSR(conn, srcSr);
        }
        if (!result && destVdi != null) {
            try {
                destVdi.destroy(conn);
            } catch (final Exception e) {
                s_logger.debug("destroy dest vdi failed", e);
            }
        }
    }
    if (!result) {
        // Is this logged at a higher level?
        s_logger.error(details);
    }
    // In all cases return something.
    return new CopyCmdAnswer(details);
}

Example 15 with SnapshotObjectTO

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

the class Xenserver625StorageProcessor method createTemplateFromSnapshot2.

public Answer createTemplateFromSnapshot2(final CopyCommand cmd) {
    final Connection conn = hypervisorResource.getConnection();
    final SnapshotObjectTO snapshotObjTO = (SnapshotObjectTO) cmd.getSrcTO();
    final TemplateObjectTO templateObjTO = (TemplateObjectTO) cmd.getDestTO();
    if (!(snapshotObjTO.getDataStore() instanceof PrimaryDataStoreTO) || !(templateObjTO.getDataStore() instanceof NfsTO)) {
        return null;
    }
    NfsTO destStore = null;
    URI destUri = null;
    try {
        destStore = (NfsTO) templateObjTO.getDataStore();
        destUri = new URI(destStore.getUrl());
    } catch (final Exception ex) {
        s_logger.debug("Invalid URI", ex);
        return new CopyCmdAnswer("Invalid URI: " + ex.toString());
    }
    SR srcSr = null;
    SR destSr = null;
    final String destDir = templateObjTO.getPath();
    VDI destVdi = null;
    boolean result = false;
    try {
        final Map<String, String> srcDetails = cmd.getOptions();
        final String iScsiName = srcDetails.get(DiskTO.IQN);
        final String storageHost = srcDetails.get(DiskTO.STORAGE_HOST);
        final String chapInitiatorUsername = srcDetails.get(DiskTO.CHAP_INITIATOR_USERNAME);
        final String chapInitiatorSecret = srcDetails.get(DiskTO.CHAP_INITIATOR_SECRET);
        srcSr = hypervisorResource.getIscsiSR(conn, iScsiName, storageHost, iScsiName, chapInitiatorUsername, chapInitiatorSecret, true);
        final String destNfsPath = destUri.getHost() + ":" + destUri.getPath();
        final String localDir = "/var/cloud_mount/" + UUID.nameUUIDFromBytes(destNfsPath.getBytes());
        mountNfs(conn, destNfsPath, localDir);
        makeDirectory(conn, localDir + "/" + destDir);
        destSr = createFileSR(conn, localDir + "/" + destDir);
        // there should only be one VDI in this SR
        final VDI srcVdi = srcSr.getVDIs(conn).iterator().next();
        destVdi = srcVdi.copy(conn, destSr);
        final String nameLabel = "cloud-" + UUID.randomUUID().toString();
        destVdi.setNameLabel(conn, nameLabel);
        // scan makes XenServer pick up VDI physicalSize
        destSr.scan(conn);
        final String templateUuid = destVdi.getUuid(conn);
        final String templateFilename = templateUuid + ".vhd";
        final long virtualSize = destVdi.getVirtualSize(conn);
        final long physicalSize = destVdi.getPhysicalUtilisation(conn);
        // create the template.properties file
        String templatePath = destNfsPath + "/" + destDir;
        templatePath = templatePath.replaceAll("//", "/");
        result = hypervisorResource.postCreatePrivateTemplate(conn, templatePath, templateFilename, templateUuid, nameLabel, null, physicalSize, virtualSize, templateObjTO.getId());
        if (!result) {
            throw new CloudRuntimeException("Could not create the template.properties file on secondary storage dir");
        }
        final TemplateObjectTO newTemplate = new TemplateObjectTO();
        newTemplate.setPath(destDir + "/" + templateFilename);
        newTemplate.setFormat(Storage.ImageFormat.VHD);
        newTemplate.setHypervisorType(HypervisorType.XenServer);
        newTemplate.setSize(virtualSize);
        newTemplate.setPhysicalSize(physicalSize);
        newTemplate.setName(templateUuid);
        result = true;
        return new CopyCmdAnswer(newTemplate);
    // } catch (Exception ex) {
    // s_logger.error("Failed to create a template from a snapshot",
    // ex);
    // 
    // return new
    // CopyCmdAnswer("Failed to create a template from a snapshot: " +
    // ex.toString());
    } catch (final BadServerResponse e) {
        s_logger.error("Failed to create a template from a snapshot due to incomprehensible server response", e);
        return new CopyCmdAnswer("Failed to create a template from a snapshot: " + e.toString());
    } catch (final XenAPIException e) {
        s_logger.error("Failed to create a template from a snapshot due to xenapi error", e);
        return new CopyCmdAnswer("Failed to create a template from a snapshot: " + e.toString());
    } catch (final XmlRpcException e) {
        s_logger.error("Failed to create a template from a snapshot due to rpc error", e);
        return new CopyCmdAnswer("Failed to create a template from a snapshot: " + e.toString());
    } finally {
        if (!result) {
            if (destVdi != null) {
                try {
                    destVdi.destroy(conn);
                } catch (final Exception e) {
                    s_logger.debug("Cleaned up leftover VDI on destination storage due to failure: ", e);
                }
            }
        }
        if (srcSr != null) {
            hypervisorResource.removeSR(conn, srcSr);
        }
        if (destSr != null) {
            hypervisorResource.removeSR(conn, destSr);
        }
    }
}