Examples with SR com.xensource.xenapi.SR used on opensource projects

Example 61 with SR

use of com.xensource.xenapi.SR in project cosmic by MissionCriticalCloud.

the class Xenserver625StorageProcessor method createTemplateFromVolume.

@Override
public Answer createTemplateFromVolume(final CopyCommand cmd) {
    final Connection conn = hypervisorResource.getConnection();
    final VolumeObjectTO volume = (VolumeObjectTO) cmd.getSrcTO();
    final TemplateObjectTO template = (TemplateObjectTO) cmd.getDestTO();
    final NfsTO destStore = (NfsTO) cmd.getDestTO().getDataStore();
    final int wait = cmd.getWait();
    final String secondaryStoragePoolURL = destStore.getUrl();
    final String volumeUUID = volume.getPath();
    final String userSpecifiedName = template.getName();
    String details = null;
    SR tmpltSR = null;
    boolean result = false;
    String secondaryStorageMountPath = null;
    String installPath = null;
    Task task = null;
    try {
        final URI uri = new URI(secondaryStoragePoolURL);
        secondaryStorageMountPath = uri.getHost() + ":" + uri.getPath();
        installPath = template.getPath();
        if (!hypervisorResource.createSecondaryStorageFolder(conn, secondaryStorageMountPath, installPath)) {
            details = " Filed to create folder " + installPath + " in secondary storage";
            s_logger.warn(details);
            return new CopyCmdAnswer(details);
        }
        final VDI vol = getVDIbyUuid(conn, volumeUUID);
        // create template SR
        tmpltSR = createFileSr(conn, uri.getHost() + ":" + uri.getPath(), installPath);
        // copy volume to template SR
        task = vol.copyAsync(conn, tmpltSR, null, null);
        // poll every 1 seconds ,
        hypervisorResource.waitForTask(conn, task, 1000, wait * 1000);
        hypervisorResource.checkForSuccess(conn, task);
        final VDI tmpltVDI = Types.toVDI(task, conn);
        // scan makes XenServer pick up VDI physicalSize
        tmpltSR.scan(conn);
        if (userSpecifiedName != null) {
            tmpltVDI.setNameLabel(conn, userSpecifiedName);
        }
        final String tmpltUUID = tmpltVDI.getUuid(conn);
        final String tmpltFilename = tmpltUUID + ".vhd";
        final long virtualSize = tmpltVDI.getVirtualSize(conn);
        final long physicalSize = tmpltVDI.getPhysicalUtilisation(conn);
        // create the template.properties file
        final String templatePath = secondaryStorageMountPath + "/" + installPath;
        result = hypervisorResource.postCreatePrivateTemplate(conn, templatePath, tmpltFilename, tmpltUUID, userSpecifiedName, null, physicalSize, virtualSize, template.getId());
        if (!result) {
            throw new CloudRuntimeException("Could not create the template.properties file on secondary storage dir");
        }
        installPath = installPath + "/" + tmpltFilename;
        hypervisorResource.removeSR(conn, tmpltSR);
        tmpltSR = null;
        final TemplateObjectTO newTemplate = new TemplateObjectTO();
        newTemplate.setPath(installPath);
        newTemplate.setFormat(Storage.ImageFormat.VHD);
        newTemplate.setSize(virtualSize);
        newTemplate.setPhysicalSize(physicalSize);
        newTemplate.setName(tmpltUUID);
        final CopyCmdAnswer answer = new CopyCmdAnswer(newTemplate);
        return answer;
    } catch (final Exception e) {
        if (tmpltSR != null) {
            hypervisorResource.removeSR(conn, tmpltSR);
        }
        if (secondaryStorageMountPath != null) {
            hypervisorResource.deleteSecondaryStorageFolder(conn, secondaryStorageMountPath, installPath);
        }
        details = "Creating template from volume " + volumeUUID + " failed due to " + e.toString();
        s_logger.error(details, e);
    } finally {
        if (task != null) {
            try {
                task.destroy(conn);
            } catch (final Exception e) {
                s_logger.warn("unable to destroy task(" + task.toWireString() + ") due to " + e.toString());
            }
        }
    }
    return new CopyCmdAnswer(details);
}

Example 62 with SR

use of com.xensource.xenapi.SR in project cosmic by MissionCriticalCloud.

the class Xenserver625StorageProcessor method backupSnapshot.

protected String backupSnapshot(final Connection conn, final String primaryStorageSRUuid, final String localMountPoint, final String path, final String secondaryStorageMountPath, final String snapshotUuid, String prevBackupUuid, final String prevSnapshotUuid, final Boolean isISCSI, int wait) {
    boolean filesrcreated = false;
    if (prevBackupUuid == null) {
        prevBackupUuid = "";
    }
    SR ssSR = null;
    final String remoteDir = secondaryStorageMountPath;
    try {
        ssSR = createFileSr(conn, remoteDir, path);
        filesrcreated = true;
        final VDI snapshotvdi = VDI.getByUuid(conn, snapshotUuid);
        if (wait == 0) {
            wait = 2 * 60 * 60;
        }
        VDI dvdi = null;
        Task task = null;
        try {
            VDI previousSnapshotVdi = null;
            if (prevSnapshotUuid != null) {
                previousSnapshotVdi = VDI.getByUuid(conn, prevSnapshotUuid);
            }
            task = snapshotvdi.copyAsync(conn, ssSR, previousSnapshotVdi, null);
            // poll every 1 seconds ,
            hypervisorResource.waitForTask(conn, task, 1000, wait * 1000);
            hypervisorResource.checkForSuccess(conn, task);
            dvdi = Types.toVDI(task, conn);
        // copied = true;
        } finally {
            if (task != null) {
                try {
                    task.destroy(conn);
                } catch (final Exception e) {
                    s_logger.warn("unable to destroy task(" + task.toWireString() + ") due to " + e.toString());
                }
            }
        }
        final String result = dvdi.getUuid(conn).concat("#").concat(dvdi.getPhysicalUtilisation(conn).toString());
        return result;
    } catch (final Exception e) {
        final String msg = "Exception in backupsnapshot stage due to " + e.toString();
        s_logger.debug(msg);
        throw new CloudRuntimeException(msg, e);
    } finally {
        try {
            if (filesrcreated && ssSR != null) {
                hypervisorResource.removeSR(conn, ssSR);
            }
        } catch (final Exception e) {
            s_logger.debug("Exception in backupsnapshot cleanup stage due to " + e.toString());
        }
    }
}

Example 63 with SR

use of com.xensource.xenapi.SR in project cosmic by MissionCriticalCloud.

the class Xenserver625StorageProcessor method copyVolumeFromImageCacheToPrimary.

@Override
public Answer copyVolumeFromImageCacheToPrimary(final CopyCommand cmd) {
    final Connection conn = hypervisorResource.getConnection();
    final DataTO srcData = cmd.getSrcTO();
    final DataTO destData = cmd.getDestTO();
    final int wait = cmd.getWait();
    final VolumeObjectTO srcVolume = (VolumeObjectTO) srcData;
    final VolumeObjectTO destVolume = (VolumeObjectTO) destData;
    final PrimaryDataStoreTO primaryStore = (PrimaryDataStoreTO) destVolume.getDataStore();
    final DataStoreTO srcStore = srcVolume.getDataStore();
    if (srcStore instanceof NfsTO) {
        final NfsTO nfsStore = (NfsTO) srcStore;
        final String volumePath = srcVolume.getPath();
        int index = volumePath.lastIndexOf("/");
        final String volumeDirectory = volumePath.substring(0, index);
        String volumeUuid = volumePath.substring(index + 1);
        index = volumeUuid.indexOf(".");
        if (index != -1) {
            volumeUuid = volumeUuid.substring(0, index);
        }
        URI uri = null;
        try {
            uri = new URI(nfsStore.getUrl());
        } catch (final Exception e) {
            return new CopyCmdAnswer(e.toString());
        }
        final SR srcSr = createFileSr(conn, uri.getHost() + ":" + uri.getPath(), volumeDirectory);
        Task task = null;
        try {
            final SR primaryStoragePool = hypervisorResource.getStorageRepository(conn, primaryStore.getUuid());
            final VDI srcVdi = VDI.getByUuid(conn, volumeUuid);
            task = srcVdi.copyAsync(conn, primaryStoragePool, null, null);
            // poll every 1 seconds ,
            hypervisorResource.waitForTask(conn, task, 1000, wait * 1000);
            hypervisorResource.checkForSuccess(conn, task);
            final VDI destVdi = Types.toVDI(task, conn);
            final VolumeObjectTO newVol = new VolumeObjectTO();
            destVdi.setNameLabel(conn, srcVolume.getName());
            newVol.setPath(destVdi.getUuid(conn));
            newVol.setSize(srcVolume.getSize());
            return new CopyCmdAnswer(newVol);
        } catch (final Exception e) {
            final String msg = "Catch Exception " + e.getClass().getName() + " due to " + e.toString();
            s_logger.warn(msg, e);
            return new CopyCmdAnswer(e.toString());
        } finally {
            if (task != null) {
                try {
                    task.destroy(conn);
                } catch (final Exception e) {
                    s_logger.warn("unable to destroy task(" + task.toString() + ") due to " + e.toString());
                }
            }
            if (srcSr != null) {
                hypervisorResource.removeSR(conn, srcSr);
            }
        }
    }
    s_logger.debug("unsupported protocol");
    return new CopyCmdAnswer("unsupported protocol");
}

Example 64 with SR

use of com.xensource.xenapi.SR in project cosmic by MissionCriticalCloud.

the class Xenserver625StorageProcessor method copyTemplateToPrimaryStorage.

@Override
public Answer copyTemplateToPrimaryStorage(final CopyCommand cmd) {
    final DataTO srcData = cmd.getSrcTO();
    final DataTO destData = cmd.getDestTO();
    final int wait = cmd.getWait();
    final DataStoreTO srcStore = srcData.getDataStore();
    final Connection conn = hypervisorResource.getConnection();
    SR srcSr = null;
    Task task = null;
    try {
        if (srcStore instanceof NfsTO && srcData.getObjectType() == DataObjectType.TEMPLATE) {
            final NfsTO srcImageStore = (NfsTO) srcStore;
            final TemplateObjectTO srcTemplate = (TemplateObjectTO) srcData;
            final String storeUrl = srcImageStore.getUrl();
            final URI uri = new URI(storeUrl);
            String volumePath = srcData.getPath();
            volumePath = StringUtils.stripEnd(volumePath, "/");
            final String[] splits = volumePath.split("/");
            String volumeDirectory = volumePath;
            if (splits.length > 4) {
                // "template/tmpl/dcid/templateId/templatename"
                final int index = volumePath.lastIndexOf("/");
                volumeDirectory = volumePath.substring(0, index);
            }
            srcSr = createFileSr(conn, uri.getHost() + ":" + uri.getPath(), volumeDirectory);
            final Set<VDI> setVdis = srcSr.getVDIs(conn);
            if (setVdis.size() != 1) {
                return new CopyCmdAnswer("Expected 1 VDI template but found " + setVdis.size() + " VDI template(s) on: " + uri.getHost() + ":" + uri.getPath() + "/" + volumeDirectory);
            }
            final VDI srcVdi = setVdis.iterator().next();
            boolean managed = false;
            String storageHost = null;
            String managedStoragePoolName = null;
            String managedStoragePoolRootVolumeName = null;
            String managedStoragePoolRootVolumeSize = null;
            String chapInitiatorUsername = null;
            String chapInitiatorSecret = null;
            final PrimaryDataStoreTO destStore = (PrimaryDataStoreTO) destData.getDataStore();
            Map<String, String> details = destStore.getDetails();
            if (details != null) {
                managed = Boolean.parseBoolean(details.get(PrimaryDataStoreTO.MANAGED));
                if (managed) {
                    storageHost = details.get(PrimaryDataStoreTO.STORAGE_HOST);
                    managedStoragePoolName = details.get(PrimaryDataStoreTO.MANAGED_STORE_TARGET);
                    managedStoragePoolRootVolumeName = details.get(PrimaryDataStoreTO.MANAGED_STORE_TARGET_ROOT_VOLUME);
                    managedStoragePoolRootVolumeSize = details.get(PrimaryDataStoreTO.VOLUME_SIZE);
                    chapInitiatorUsername = details.get(PrimaryDataStoreTO.CHAP_INITIATOR_USERNAME);
                    chapInitiatorSecret = details.get(PrimaryDataStoreTO.CHAP_INITIATOR_SECRET);
                }
            }
            final SR destSr;
            if (managed) {
                details = new HashMap<>();
                details.put(DiskTO.STORAGE_HOST, storageHost);
                details.put(DiskTO.IQN, managedStoragePoolName);
                details.put(DiskTO.VOLUME_SIZE, managedStoragePoolRootVolumeSize);
                details.put(DiskTO.CHAP_INITIATOR_USERNAME, chapInitiatorUsername);
                details.put(DiskTO.CHAP_INITIATOR_SECRET, chapInitiatorSecret);
                destSr = hypervisorResource.prepareManagedSr(conn, details);
            } else {
                final String srName = destStore.getUuid();
                final Set<SR> srs = SR.getByNameLabel(conn, srName);
                if (srs.size() != 1) {
                    final String msg = "There are " + srs.size() + " SRs with same name: " + srName;
                    s_logger.warn(msg);
                    return new CopyCmdAnswer(msg);
                } else {
                    destSr = srs.iterator().next();
                }
            }
            task = srcVdi.copyAsync(conn, destSr, null, null);
            // poll every 1 seconds ,
            hypervisorResource.waitForTask(conn, task, 1000, wait * 1000);
            hypervisorResource.checkForSuccess(conn, task);
            final VDI tmplVdi = Types.toVDI(task, conn);
            final String uuidToReturn;
            final Long physicalSize = tmplVdi.getPhysicalUtilisation(conn);
            if (managed) {
                uuidToReturn = tmplVdi.getUuid(conn);
                tmplVdi.setNameLabel(conn, managedStoragePoolRootVolumeName);
            } else {
                final VDI snapshotVdi = tmplVdi.snapshot(conn, new HashMap<>());
                uuidToReturn = snapshotVdi.getUuid(conn);
                snapshotVdi.setNameLabel(conn, "Template " + srcTemplate.getName());
                tmplVdi.destroy(conn);
            }
            destSr.scan(conn);
            try {
                Thread.sleep(5000);
            } catch (final Exception e) {
            }
            final TemplateObjectTO newVol = new TemplateObjectTO();
            newVol.setUuid(uuidToReturn);
            newVol.setPath(uuidToReturn);
            if (physicalSize != null) {
                newVol.setSize(physicalSize);
            }
            newVol.setFormat(Storage.ImageFormat.VHD);
            return new CopyCmdAnswer(newVol);
        }
    } catch (final Exception e) {
        final String msg = "Catch Exception " + e.getClass().getName() + " for template due to " + e.toString();
        s_logger.warn(msg, e);
        return new CopyCmdAnswer(msg);
    } finally {
        if (task != null) {
            try {
                task.destroy(conn);
            } catch (final Exception e) {
                s_logger.debug("unable to destroy task (" + task.toWireString() + ") due to " + e.toString());
            }
        }
        if (srcSr != null) {
            hypervisorResource.removeSR(conn, srcSr);
        }
    }
    return new CopyCmdAnswer("not implemented yet");
}

Example 65 with SR

use of com.xensource.xenapi.SR in project cosmic by MissionCriticalCloud.

the class Xenserver625StorageProcessor method backupSnapshot.

@Override
public Answer backupSnapshot(final CopyCommand cmd) {
    final Connection conn = hypervisorResource.getConnection();
    final DataTO srcData = cmd.getSrcTO();
    final DataTO cacheData = cmd.getCacheTO();
    final DataTO destData = cmd.getDestTO();
    final int wait = cmd.getWait();
    final PrimaryDataStoreTO primaryStore = (PrimaryDataStoreTO) srcData.getDataStore();
    final String primaryStorageNameLabel = primaryStore.getUuid();
    String secondaryStorageUrl = null;
    NfsTO cacheStore = null;
    String destPath = null;
    if (cacheData != null) {
        cacheStore = (NfsTO) cacheData.getDataStore();
        secondaryStorageUrl = cacheStore.getUrl();
        destPath = cacheData.getPath();
    } else {
        cacheStore = (NfsTO) destData.getDataStore();
        secondaryStorageUrl = cacheStore.getUrl();
        destPath = destData.getPath();
    }
    final SnapshotObjectTO snapshotTO = (SnapshotObjectTO) srcData;
    final SnapshotObjectTO snapshotOnImage = (SnapshotObjectTO) destData;
    final String snapshotUuid = snapshotTO.getPath();
    final String prevBackupUuid = snapshotOnImage.getParentSnapshotPath();
    final String prevSnapshotUuid = snapshotTO.getParentSnapshotPath();
    final Map<String, String> options = cmd.getOptions();
    // By default assume failure
    String details = null;
    String snapshotBackupUuid = null;
    final boolean fullbackup = Boolean.parseBoolean(options.get("fullSnapshot"));
    Long physicalSize = null;
    try {
        final SR primaryStorageSR = hypervisorResource.getSRByNameLabelandHost(conn, primaryStorageNameLabel);
        if (primaryStorageSR == null) {
            throw new InternalErrorException("Could not backup snapshot because the primary Storage SR could not be created from the name label: " + primaryStorageNameLabel);
        }
        // String psUuid = primaryStorageSR.getUuid(conn);
        final Boolean isISCSI = IsISCSI(primaryStorageSR.getType(conn));
        final VDI snapshotVdi = getVDIbyUuid(conn, snapshotUuid);
        final String snapshotPaUuid = null;
        final URI uri = new URI(secondaryStorageUrl);
        final String secondaryStorageMountPath = uri.getHost() + ":" + uri.getPath();
        final DataStoreTO destStore = destData.getDataStore();
        final String folder = destPath;
        String finalPath = null;
        final String localMountPoint = BaseMountPointOnHost + File.separator + UUID.nameUUIDFromBytes(secondaryStorageUrl.getBytes()).toString();
        if (fullbackup) {
            SR snapshotSr = null;
            Task task = null;
            try {
                final String localDir = "/var/cloud_mount/" + UUID.nameUUIDFromBytes(secondaryStorageMountPath.getBytes());
                mountNfs(conn, secondaryStorageMountPath, localDir);
                final boolean result = makeDirectory(conn, localDir + "/" + folder);
                if (!result) {
                    details = " Filed to create folder " + folder + " in secondary storage";
                    s_logger.warn(details);
                    return new CopyCmdAnswer(details);
                }
                snapshotSr = createFileSr(conn, secondaryStorageMountPath, folder);
                task = snapshotVdi.copyAsync(conn, snapshotSr, null, null);
                // poll every 1 seconds ,
                hypervisorResource.waitForTask(conn, task, 1000, wait * 1000);
                hypervisorResource.checkForSuccess(conn, task);
                final VDI backedVdi = Types.toVDI(task, conn);
                snapshotBackupUuid = backedVdi.getUuid(conn);
                physicalSize = backedVdi.getPhysicalUtilisation(conn);
                finalPath = folder + File.separator + snapshotBackupUuid;
            } finally {
                if (task != null) {
                    try {
                        task.destroy(conn);
                    } catch (final Exception e) {
                        s_logger.warn("unable to destroy task(" + task.toWireString() + ") due to " + e.toString());
                    }
                }
                if (snapshotSr != null) {
                    hypervisorResource.removeSR(conn, snapshotSr);
                }
            }
        } else {
            final String primaryStorageSRUuid = primaryStorageSR.getUuid(conn);
            final String result = backupSnapshot(conn, primaryStorageSRUuid, localMountPoint, folder, secondaryStorageMountPath, snapshotUuid, prevBackupUuid, prevSnapshotUuid, isISCSI, wait);
            final String[] tmp = result.split("#");
            snapshotBackupUuid = tmp[0];
            physicalSize = Long.parseLong(tmp[1]);
            finalPath = folder + File.separator + snapshotBackupUuid;
        }
        final String volumeUuid = snapshotTO.getVolume().getPath();
        destroySnapshotOnPrimaryStorageExceptThis(conn, volumeUuid, snapshotUuid);
        final SnapshotObjectTO newSnapshot = new SnapshotObjectTO();
        newSnapshot.setPath(finalPath);
        newSnapshot.setPhysicalSize(physicalSize);
        if (fullbackup) {
            newSnapshot.setParentSnapshotPath(null);
        } else {
            newSnapshot.setParentSnapshotPath(prevBackupUuid);
        }
        return new CopyCmdAnswer(newSnapshot);
    } catch (final Types.XenAPIException e) {
        details = "BackupSnapshot Failed due to " + e.toString();
        s_logger.warn(details, e);
    } catch (final Exception e) {
        details = "BackupSnapshot Failed due to " + e.getMessage();
        s_logger.warn(details, e);
    }
    return new CopyCmdAnswer(details);
}