Examples with KVMStoragePool com.cloud.hypervisor.kvm.storage.KVMStoragePool used on opensource projects

Example 76 with KVMStoragePool

use of com.cloud.hypervisor.kvm.storage.KVMStoragePool in project cloudstack by apache.

the class LibvirtComputingResource method mapRbdDevice.

public String mapRbdDevice(final KVMPhysicalDisk disk) {
    final KVMStoragePool pool = disk.getPool();
    // Check if rbd image is already mapped
    final String[] splitPoolImage = disk.getPath().split("/");
    String device = Script.runSimpleBashScript("rbd showmapped | grep \"" + splitPoolImage[0] + "[ ]*" + splitPoolImage[1] + "\" | grep -o \"[^ ]*[ ]*$\"");
    if (device == null) {
        // If not mapped, map and return mapped device
        Script.runSimpleBashScript("rbd map " + disk.getPath() + " --id " + pool.getAuthUserName());
        device = Script.runSimpleBashScript("rbd showmapped | grep \"" + splitPoolImage[0] + "[ ]*" + splitPoolImage[1] + "\" | grep -o \"[^ ]*[ ]*$\"");
    }
    return device;
}

Example 77 with KVMStoragePool

use of com.cloud.hypervisor.kvm.storage.KVMStoragePool in project cloudstack by apache.

the class LibvirtComputingResource method getPhysicalDiskFromNfsStore.

private KVMPhysicalDisk getPhysicalDiskFromNfsStore(String dataStoreUrl, DataTO data) {
    final String volPath = dataStoreUrl + File.separator + data.getPath();
    final int index = volPath.lastIndexOf("/");
    final String volDir = volPath.substring(0, index);
    final String volName = volPath.substring(index + 1);
    final KVMStoragePool storage = _storagePoolMgr.getStoragePoolByURI(volDir);
    return storage.getPhysicalDisk(volName);
}

Example 78 with KVMStoragePool

use of com.cloud.hypervisor.kvm.storage.KVMStoragePool in project cloudstack by apache.

the class LibvirtCopyVolumeCommandWrapper method handleCopyDataFromVolumeToSecondaryStorageUsingSrcDetails.

private Answer handleCopyDataFromVolumeToSecondaryStorageUsingSrcDetails(CopyVolumeCommand command, LibvirtComputingResource libvirtComputingResource) {
    KVMStoragePoolManager storagePoolMgr = libvirtComputingResource.getStoragePoolMgr();
    PrimaryDataStoreTO srcPrimaryDataStore = null;
    KVMStoragePool secondaryStoragePool = null;
    Map<String, String> srcDetails = command.getSrcDetails();
    String srcPath = srcDetails.get(DiskTO.IQN);
    if (srcPath == null) {
        return new CopyVolumeAnswer(command, false, "No IQN was specified", null, null);
    }
    try {
        LibvirtUtilitiesHelper libvirtUtilitiesHelper = libvirtComputingResource.getLibvirtUtilitiesHelper();
        String destVolumeName = libvirtUtilitiesHelper.generateUUIDName() + ".qcow2";
        String destVolumePath = command.getVolumePath() + File.separator;
        String secondaryStorageUrl = command.getSecondaryStorageURL();
        secondaryStoragePool = storagePoolMgr.getStoragePoolByURI(secondaryStorageUrl);
        secondaryStoragePool.createFolder(File.separator + destVolumePath);
        storagePoolMgr.deleteStoragePool(secondaryStoragePool.getType(), secondaryStoragePool.getUuid());
        secondaryStoragePool = storagePoolMgr.getStoragePoolByURI(secondaryStorageUrl + File.separator + destVolumePath);
        VolumeObjectTO srcVolumeObjectTO = (VolumeObjectTO) command.getSrcData();
        srcPrimaryDataStore = (PrimaryDataStoreTO) srcVolumeObjectTO.getDataStore();
        storagePoolMgr.connectPhysicalDisk(srcPrimaryDataStore.getPoolType(), srcPrimaryDataStore.getUuid(), srcPath, srcDetails);
        KVMPhysicalDisk srcPhysicalDisk = storagePoolMgr.getPhysicalDisk(srcPrimaryDataStore.getPoolType(), srcPrimaryDataStore.getUuid(), srcPath);
        storagePoolMgr.copyPhysicalDisk(srcPhysicalDisk, destVolumeName, secondaryStoragePool, command.getWait() * 1000);
        return new CopyVolumeAnswer(command, true, null, null, destVolumePath + destVolumeName);
    } catch (final CloudRuntimeException e) {
        return new CopyVolumeAnswer(command, false, e.toString(), null, null);
    } finally {
        try {
            if (srcPrimaryDataStore != null) {
                storagePoolMgr.disconnectPhysicalDisk(srcPrimaryDataStore.getPoolType(), srcPrimaryDataStore.getUuid(), srcPath);
            }
        } catch (Exception e) {
            LOGGER.warn("Unable to disconnect from the source device.", e);
        }
        if (secondaryStoragePool != null) {
            storagePoolMgr.deleteStoragePool(secondaryStoragePool.getType(), secondaryStoragePool.getUuid());
        }
    }
}

Example 79 with KVMStoragePool

use of com.cloud.hypervisor.kvm.storage.KVMStoragePool in project cloudstack by apache.

the class LibvirtCopyVolumeCommandWrapper method execute.

@Override
public Answer execute(final CopyVolumeCommand command, final LibvirtComputingResource libvirtComputingResource) {
    /**
     * This method is only used for copying files from Primary Storage TO
     * Secondary Storage
     *
     * It COULD also do it the other way around, but the code in the
     * ManagementServerImpl shows that it always sets copyToSecondary to
     * true
     */
    Map<String, String> srcDetails = command.getSrcDetails();
    if (srcDetails != null) {
        return handleCopyDataFromVolumeToSecondaryStorageUsingSrcDetails(command, libvirtComputingResource);
    }
    final KVMStoragePoolManager storagePoolMgr = libvirtComputingResource.getStoragePoolMgr();
    final boolean copyToSecondary = command.toSecondaryStorage();
    final StorageFilerTO pool = command.getPool();
    final String secondaryStorageUrl = command.getSecondaryStorageURL();
    KVMStoragePool secondaryStoragePool = null;
    String volumePath;
    KVMStoragePool primaryPool;
    try {
        try {
            primaryPool = storagePoolMgr.getStoragePool(pool.getType(), pool.getUuid());
        } catch (final CloudRuntimeException e) {
            if (e.getMessage().contains("not found")) {
                primaryPool = storagePoolMgr.createStoragePool(pool.getUuid(), pool.getHost(), pool.getPort(), pool.getPath(), pool.getUserInfo(), pool.getType());
            } else {
                return new CopyVolumeAnswer(command, false, e.getMessage(), null, null);
            }
        }
        final LibvirtUtilitiesHelper libvirtUtilitiesHelper = libvirtComputingResource.getLibvirtUtilitiesHelper();
        final String volumeName = libvirtUtilitiesHelper.generateUUIDName();
        if (copyToSecondary) {
            final String destVolumeName = volumeName + ".qcow2";
            final KVMPhysicalDisk volume = primaryPool.getPhysicalDisk(command.getVolumePath());
            final String volumeDestPath = "/volumes/" + command.getVolumeId() + File.separator;
            secondaryStoragePool = storagePoolMgr.getStoragePoolByURI(secondaryStorageUrl);
            secondaryStoragePool.createFolder(volumeDestPath);
            storagePoolMgr.deleteStoragePool(secondaryStoragePool.getType(), secondaryStoragePool.getUuid());
            secondaryStoragePool = storagePoolMgr.getStoragePoolByURI(secondaryStorageUrl + volumeDestPath);
            storagePoolMgr.copyPhysicalDisk(volume, destVolumeName, secondaryStoragePool, 0);
            return new CopyVolumeAnswer(command, true, null, null, volumeName);
        } else {
            volumePath = "/volumes/" + command.getVolumeId() + File.separator;
            secondaryStoragePool = storagePoolMgr.getStoragePoolByURI(secondaryStorageUrl + volumePath);
            final KVMPhysicalDisk volume = secondaryStoragePool.getPhysicalDisk(command.getVolumePath() + ".qcow2");
            storagePoolMgr.copyPhysicalDisk(volume, volumeName, primaryPool, 0);
            return new CopyVolumeAnswer(command, true, null, null, volumeName);
        }
    } catch (final CloudRuntimeException e) {
        return new CopyVolumeAnswer(command, false, e.toString(), null, null);
    } finally {
        if (secondaryStoragePool != null) {
            storagePoolMgr.deleteStoragePool(secondaryStoragePool.getType(), secondaryStoragePool.getUuid());
        }
    }
}

Example 80 with KVMStoragePool

use of com.cloud.hypervisor.kvm.storage.KVMStoragePool in project cloudstack by apache.

the class LibvirtCreatePrivateTemplateFromSnapshotCommandWrapper method execute.

@Override
public Answer execute(final CreatePrivateTemplateFromSnapshotCommand command, final LibvirtComputingResource libvirtComputingResource) {
    final LibvirtUtilitiesHelper libvirtUtilitiesHelper = libvirtComputingResource.getLibvirtUtilitiesHelper();
    final String templateFolder = command.getAccountId() + File.separator + command.getNewTemplateId();
    final String templateInstallFolder = "template/tmpl/" + templateFolder;
    final String tmplName = libvirtUtilitiesHelper.generateUUIDName();
    final String tmplFileName = tmplName + ".qcow2";
    KVMStoragePool secondaryPool = null;
    KVMStoragePool snapshotPool = null;
    final KVMStoragePoolManager storagePoolMgr = libvirtComputingResource.getStoragePoolMgr();
    try {
        String snapshotPath = command.getSnapshotUuid();
        final int index = snapshotPath.lastIndexOf("/");
        snapshotPath = snapshotPath.substring(0, index);
        snapshotPool = storagePoolMgr.getStoragePoolByURI(command.getSecondaryStorageUrl() + snapshotPath);
        secondaryPool = storagePoolMgr.getStoragePoolByURI(command.getSecondaryStorageUrl());
        final KVMPhysicalDisk snapshot = snapshotPool.getPhysicalDisk(command.getSnapshotName());
        final String templatePath = secondaryPool.getLocalPath() + File.separator + templateInstallFolder;
        final StorageLayer storage = libvirtComputingResource.getStorage();
        storage.mkdirs(templatePath);
        final String tmplPath = templateInstallFolder + File.separator + tmplFileName;
        final String createTmplPath = libvirtComputingResource.createTmplPath();
        final int cmdsTimeout = libvirtComputingResource.getCmdsTimeout();
        final Script scriptCommand = new Script(createTmplPath, cmdsTimeout, s_logger);
        scriptCommand.add("-t", templatePath);
        scriptCommand.add("-n", tmplFileName);
        scriptCommand.add("-f", snapshot.getPath());
        scriptCommand.execute();
        final Processor qcow2Processor = libvirtUtilitiesHelper.buildQCOW2Processor(storage);
        final FormatInfo info = qcow2Processor.process(templatePath, null, tmplName);
        final TemplateLocation loc = libvirtUtilitiesHelper.buildTemplateLocation(storage, templatePath);
        loc.create(1, true, tmplName);
        loc.addFormat(info);
        loc.save();
        return new CreatePrivateTemplateAnswer(command, true, "", tmplPath, info.virtualSize, info.size, tmplName, info.format);
    } catch (final ConfigurationException e) {
        return new CreatePrivateTemplateAnswer(command, false, e.getMessage());
    } catch (final InternalErrorException e) {
        return new CreatePrivateTemplateAnswer(command, false, e.getMessage());
    } catch (final IOException e) {
        return new CreatePrivateTemplateAnswer(command, false, e.getMessage());
    } catch (final CloudRuntimeException e) {
        return new CreatePrivateTemplateAnswer(command, false, e.getMessage());
    } finally {
        if (secondaryPool != null) {
            storagePoolMgr.deleteStoragePool(secondaryPool.getType(), secondaryPool.getUuid());
        }
        if (snapshotPool != null) {
            storagePoolMgr.deleteStoragePool(snapshotPool.getType(), snapshotPool.getUuid());
        }
    }
}