Examples with TransactionLegacy com.cloud.utils.db.TransactionLegacy used on opensource projects

Example 21 with TransactionLegacy

use of com.cloud.utils.db.TransactionLegacy in project cloudstack by apache.

the class MockStorageManagerImpl method ManageSnapshot.

@Override
public ManageSnapshotAnswer ManageSnapshot(ManageSnapshotCommand cmd) {
    String volPath = cmd.getVolumePath();
    MockVolumeVO volume = null;
    MockStoragePoolVO storagePool = null;
    TransactionLegacy txn = TransactionLegacy.open(TransactionLegacy.SIMULATOR_DB);
    try {
        txn.start();
        volume = _mockVolumeDao.findByStoragePathAndType(volPath);
        if (volume == null) {
            return new ManageSnapshotAnswer(cmd, false, "Can't find the volume");
        }
        storagePool = _mockStoragePoolDao.findById(volume.getPoolId());
        if (storagePool == null) {
            return new ManageSnapshotAnswer(cmd, false, "Can't find the storage pooll");
        }
        txn.commit();
    } catch (Exception ex) {
        txn.rollback();
        throw new CloudRuntimeException("Unable to perform snapshot", ex);
    } finally {
        txn.close();
        txn = TransactionLegacy.open(TransactionLegacy.CLOUD_DB);
        txn.close();
    }
    String mountPoint = storagePool.getMountPoint();
    MockVolumeVO snapshot = new MockVolumeVO();
    snapshot.setName(cmd.getSnapshotName());
    snapshot.setPath(mountPoint + cmd.getSnapshotName());
    snapshot.setSize(volume.getSize());
    snapshot.setPoolId(storagePool.getId());
    snapshot.setType(MockVolumeType.SNAPSHOT);
    snapshot.setStatus(Status.DOWNLOADED);
    txn = TransactionLegacy.open(TransactionLegacy.SIMULATOR_DB);
    try {
        txn.start();
        snapshot = _mockVolumeDao.persist(snapshot);
        txn.commit();
    } catch (Exception ex) {
        txn.rollback();
        throw new CloudRuntimeException("Error when saving snapshot " + snapshot, ex);
    } finally {
        txn.close();
        txn = TransactionLegacy.open(TransactionLegacy.CLOUD_DB);
        txn.close();
    }
    return new ManageSnapshotAnswer(cmd, snapshot.getId(), snapshot.getPath(), true, "");
}

Example 22 with TransactionLegacy

use of com.cloud.utils.db.TransactionLegacy in project cloudstack by apache.

the class MockStorageManagerImpl method SecStorageSetup.

@Override
public Answer SecStorageSetup(SecStorageSetupCommand cmd) {
    TransactionLegacy txn = TransactionLegacy.open(TransactionLegacy.SIMULATOR_DB);
    MockSecStorageVO storage = null;
    try {
        txn.start();
        storage = _mockSecStorageDao.findByUrl(cmd.getSecUrl());
        if (storage == null) {
            return new Answer(cmd, false, "can't find the storage");
        }
        txn.commit();
    } catch (Exception ex) {
        txn.rollback();
        throw new CloudRuntimeException("Error when setting up sec storage" + cmd.getSecUrl(), ex);
    } finally {
        txn.close();
        txn = TransactionLegacy.open(TransactionLegacy.CLOUD_DB);
        txn.close();
    }
    return new SecStorageSetupAnswer(storage.getMountPoint());
}

Example 23 with TransactionLegacy

use of com.cloud.utils.db.TransactionLegacy in project cloudstack by apache.

the class MockStorageManagerImpl method CreatePrivateTemplateFromVolume.

@Override
public CreatePrivateTemplateAnswer CreatePrivateTemplateFromVolume(CreatePrivateTemplateFromVolumeCommand cmd) {
    TransactionLegacy txn = TransactionLegacy.open(TransactionLegacy.SIMULATOR_DB);
    MockVolumeVO volume = null;
    MockSecStorageVO sec = null;
    try {
        txn.start();
        volume = _mockVolumeDao.findByStoragePathAndType(cmd.getVolumePath());
        if (volume == null) {
            return new CreatePrivateTemplateAnswer(cmd, false, "cant' find volume" + cmd.getVolumePath());
        }
        sec = _mockSecStorageDao.findByUrl(cmd.getSecondaryStorageUrl());
        if (sec == null) {
            return new CreatePrivateTemplateAnswer(cmd, false, "can't find secondary storage");
        }
        txn.commit();
    } catch (Exception ex) {
        txn.rollback();
        throw new CloudRuntimeException("Error when creating private template from volume");
    } finally {
        txn.close();
        txn = TransactionLegacy.open(TransactionLegacy.CLOUD_DB);
        txn.close();
    }
    MockVolumeVO template = new MockVolumeVO();
    String uuid = UUID.randomUUID().toString();
    template.setName(uuid);
    template.setPath(sec.getMountPoint() + uuid);
    template.setPoolId(sec.getId());
    template.setSize(volume.getSize());
    template.setStatus(Status.DOWNLOADED);
    template.setType(MockVolumeType.TEMPLATE);
    txn = TransactionLegacy.open(TransactionLegacy.SIMULATOR_DB);
    try {
        txn.start();
        template = _mockVolumeDao.persist(template);
        txn.commit();
    } catch (Exception ex) {
        txn.rollback();
        throw new CloudRuntimeException("Encountered " + ex.getMessage() + " when persisting template " + template.getName(), ex);
    } finally {
        txn.close();
        txn = TransactionLegacy.open(TransactionLegacy.CLOUD_DB);
        txn.close();
    }
    return new CreatePrivateTemplateAnswer(cmd, true, "", template.getName(), template.getSize(), template.getSize(), template.getName(), ImageFormat.QCOW2);
}

Example 24 with TransactionLegacy

use of com.cloud.utils.db.TransactionLegacy in project cloudstack by apache.

the class MockStorageManagerImpl method ListVolumes.

@Override
public Answer ListVolumes(ListVolumeCommand cmd) {
    TransactionLegacy txn = TransactionLegacy.open(TransactionLegacy.SIMULATOR_DB);
    MockSecStorageVO storage = null;
    try {
        txn.start();
        storage = _mockSecStorageDao.findByUrl(cmd.getSecUrl());
        if (storage == null) {
            return new Answer(cmd, false, "Failed to get secondary storage");
        }
        txn.commit();
    } catch (Exception ex) {
        txn.rollback();
        throw new CloudRuntimeException("Error when finding sec storage " + cmd.getSecUrl(), ex);
    } finally {
        txn.close();
        txn = TransactionLegacy.open(TransactionLegacy.CLOUD_DB);
        txn.close();
    }
    txn = TransactionLegacy.open(TransactionLegacy.SIMULATOR_DB);
    try {
        txn.start();
        List<MockVolumeVO> volumes = _mockVolumeDao.findByStorageIdAndType(storage.getId(), MockVolumeType.VOLUME);
        Map<Long, TemplateProp> templateInfos = new HashMap<Long, TemplateProp>();
        for (MockVolumeVO volume : volumes) {
            templateInfos.put(volume.getId(), new TemplateProp(volume.getName(), volume.getPath().replaceAll(storage.getMountPoint(), ""), volume.getSize(), volume.getSize(), true, false));
        }
        txn.commit();
        return new ListVolumeAnswer(cmd.getSecUrl(), templateInfos);
    } catch (Exception ex) {
        txn.rollback();
        throw new CloudRuntimeException("Error when finding template on sec storage " + storage.getId(), ex);
    } finally {
        txn.close();
        txn = TransactionLegacy.open(TransactionLegacy.CLOUD_DB);
        txn.close();
    }
}

Example 25 with TransactionLegacy

use of com.cloud.utils.db.TransactionLegacy in project cloudstack by apache.

the class MockStorageManagerImpl method ComputeChecksum.

@Override
public Answer ComputeChecksum(ComputeChecksumCommand cmd) {
    TransactionLegacy txn = TransactionLegacy.open(TransactionLegacy.SIMULATOR_DB);
    try {
        txn.start();
        MockVolumeVO volume = _mockVolumeDao.findByName(cmd.getTemplatePath());
        if (volume == null) {
            return new Answer(cmd, false, "cant' find volume:" + cmd.getTemplatePath());
        }
        String md5 = null;
        try {
            MessageDigest md = MessageDigest.getInstance("md5");
            md5 = String.format("%032x", new BigInteger(1, md.digest(cmd.getTemplatePath().getBytes())));
        } catch (NoSuchAlgorithmException e) {
            s_logger.debug("failed to gernerate md5:" + e.toString());
        }
        txn.commit();
        return new Answer(cmd, true, md5);
    } finally {
        txn.close();
        txn = TransactionLegacy.open(TransactionLegacy.CLOUD_DB);
        txn.close();
    }
}