Examples with CreateObjectAnswer com.cloud.storage.command.CreateObjectAnswer used on opensource projects

Example 1 with CreateObjectAnswer

use of com.cloud.storage.command.CreateObjectAnswer in project cosmic by MissionCriticalCloud.

the class SnapshotObject method processEvent.

@Override
public void processEvent(final ObjectInDataStoreStateMachine.Event event, final Answer answer) {
    try {
        final SnapshotDataStoreVO snapshotStore = snapshotStoreDao.findByStoreSnapshot(getDataStore().getRole(), getDataStore().getId(), getId());
        if (answer instanceof CreateObjectAnswer) {
            final SnapshotObjectTO snapshotTO = (SnapshotObjectTO) ((CreateObjectAnswer) answer).getData();
            snapshotStore.setInstallPath(snapshotTO.getPath());
            snapshotStoreDao.update(snapshotStore.getId(), snapshotStore);
        } else if (answer instanceof CopyCmdAnswer) {
            final SnapshotObjectTO snapshotTO = (SnapshotObjectTO) ((CopyCmdAnswer) answer).getNewData();
            snapshotStore.setInstallPath(snapshotTO.getPath());
            if (snapshotTO.getPhysicalSize() != null) {
                // For S3 delta snapshot, physical size is currently not set
                snapshotStore.setPhysicalSize(snapshotTO.getPhysicalSize());
            }
            if (snapshotTO.getParentSnapshotPath() == null) {
                snapshotStore.setParentSnapshotId(0L);
            }
            snapshotStoreDao.update(snapshotStore.getId(), snapshotStore);
            // update side-effect of snapshot operation
            if (snapshotTO.getVolume() != null && snapshotTO.getVolume().getPath() != null) {
                final VolumeVO vol = volumeDao.findByUuid(snapshotTO.getVolume().getUuid());
                if (vol != null) {
                    s_logger.info("Update volume path change due to snapshot operation, volume " + vol.getId() + " path: " + vol.getPath() + "->" + snapshotTO.getVolume().getPath());
                    vol.setPath(snapshotTO.getVolume().getPath());
                    volumeDao.update(vol.getId(), vol);
                } else {
                    s_logger.error("Cound't find the original volume with uuid: " + snapshotTO.getVolume().getUuid());
                }
            }
        } else {
            throw new CloudRuntimeException("Unknown answer: " + answer.getClass());
        }
    } catch (final RuntimeException ex) {
        if (event == ObjectInDataStoreStateMachine.Event.OperationFailed) {
            objectInStoreMgr.deleteIfNotReady(this);
        }
        throw ex;
    }
    this.processEvent(event);
}

Example 2 with CreateObjectAnswer

use of com.cloud.storage.command.CreateObjectAnswer in project cosmic by MissionCriticalCloud.

the class VolumeObject method processEvent.

@Override
public void processEvent(final ObjectInDataStoreStateMachine.Event event, final Answer answer) {
    try {
        if (dataStore.getRole() == DataStoreRole.Primary) {
            if (answer instanceof CopyCmdAnswer) {
                final CopyCmdAnswer cpyAnswer = (CopyCmdAnswer) answer;
                final VolumeVO vol = volumeDao.findById(getId());
                final VolumeObjectTO newVol = (VolumeObjectTO) cpyAnswer.getNewData();
                vol.setPath(newVol.getPath());
                if (newVol.getSize() != null) {
                    vol.setSize(newVol.getSize());
                }
                if (newVol.getFormat() != null) {
                    vol.setFormat(newVol.getFormat());
                }
                vol.setPoolId(getDataStore().getId());
                volumeDao.update(vol.getId(), vol);
            } else if (answer instanceof CreateObjectAnswer) {
                final CreateObjectAnswer createAnswer = (CreateObjectAnswer) answer;
                final VolumeObjectTO newVol = (VolumeObjectTO) createAnswer.getData();
                final VolumeVO vol = volumeDao.findById(getId());
                vol.setPath(newVol.getPath());
                if (newVol.getSize() != null) {
                    vol.setSize(newVol.getSize());
                }
                vol.setPoolId(getDataStore().getId());
                if (newVol.getFormat() != null) {
                    vol.setFormat(newVol.getFormat());
                }
                volumeDao.update(vol.getId(), vol);
            }
        } else {
            // image store or imageCache store
            if (answer instanceof DownloadAnswer) {
                final DownloadAnswer dwdAnswer = (DownloadAnswer) answer;
                final VolumeDataStoreVO volStore = volumeStoreDao.findByStoreVolume(dataStore.getId(), getId());
                volStore.setInstallPath(dwdAnswer.getInstallPath());
                volStore.setChecksum(dwdAnswer.getCheckSum());
                volumeStoreDao.update(volStore.getId(), volStore);
            } else if (answer instanceof CopyCmdAnswer) {
                final CopyCmdAnswer cpyAnswer = (CopyCmdAnswer) answer;
                final VolumeDataStoreVO volStore = volumeStoreDao.findByStoreVolume(dataStore.getId(), getId());
                final VolumeObjectTO newVol = (VolumeObjectTO) cpyAnswer.getNewData();
                volStore.setInstallPath(newVol.getPath());
                if (newVol.getSize() != null) {
                    volStore.setSize(newVol.getSize());
                }
                volumeStoreDao.update(volStore.getId(), volStore);
            }
        }
    } catch (final RuntimeException ex) {
        if (event == ObjectInDataStoreStateMachine.Event.OperationFailed) {
            objectInStoreMgr.deleteIfNotReady(this);
        }
        throw ex;
    }
    this.processEvent(event);
}

Example 3 with CreateObjectAnswer

use of com.cloud.storage.command.CreateObjectAnswer in project cosmic by MissionCriticalCloud.

the class KvmStorageProcessor method createSnapshot.

@Override
public Answer createSnapshot(final CreateObjectCommand cmd) {
    final SnapshotObjectTO snapshotTo = (SnapshotObjectTO) cmd.getData();
    final PrimaryDataStoreTO primaryStore = (PrimaryDataStoreTO) snapshotTo.getDataStore();
    final VolumeObjectTO volume = snapshotTo.getVolume();
    final String snapshotName = UUID.randomUUID().toString();
    final String vmName = volume.getVmName();
    try {
        final Connect conn = LibvirtConnection.getConnectionByVmName(vmName);
        DomainState state = null;
        Domain vm = null;
        if (vmName != null) {
            try {
                vm = resource.getDomain(conn, vmName);
                state = vm.getInfo().state;
            } catch (final LibvirtException e) {
                logger.trace("Ignoring libvirt error.", e);
            }
        }
        final KvmStoragePool primaryPool = storagePoolMgr.getStoragePool(primaryStore.getPoolType(), primaryStore.getUuid());
        final KvmPhysicalDisk disk = storagePoolMgr.getPhysicalDisk(primaryStore.getPoolType(), primaryStore.getUuid(), volume.getPath());
        if (state == DomainState.VIR_DOMAIN_RUNNING && !primaryPool.isExternalSnapshot()) {
            final String vmUuid = vm.getUUIDString();
            final Object[] args = new Object[] { snapshotName, vmUuid };
            final String snapshot = SnapshotXML.format(args);
            final long start = System.currentTimeMillis();
            vm.snapshotCreateXML(snapshot);
            final long total = (System.currentTimeMillis() - start) / 1000;
            logger.debug("snapshot takes " + total + " seconds to finish");
            /*
         * libvirt on RHEL6 doesn't handle resume event emitted from qemu
         */
            vm = resource.getDomain(conn, vmName);
            state = vm.getInfo().state;
            if (state == DomainState.VIR_DOMAIN_PAUSED) {
                vm.resume();
            }
        } else {
            if (primaryPool.getType() == StoragePoolType.RBD) {
                try {
                    final Rados r = new Rados(primaryPool.getAuthUserName());
                    r.confSet("mon_host", primaryPool.getSourceHost() + ":" + primaryPool.getSourcePort());
                    r.confSet("key", primaryPool.getAuthSecret());
                    r.confSet("client_mount_timeout", "30");
                    r.connect();
                    logger.debug("Succesfully connected to Ceph cluster at " + r.confGet("mon_host"));
                    final IoCTX io = r.ioCtxCreate(primaryPool.getSourceDir());
                    final Rbd rbd = new Rbd(io);
                    final RbdImage image = rbd.open(disk.getName());
                    logger.debug("Attempting to create RBD snapshot " + disk.getName() + "@" + snapshotName);
                    image.snapCreate(snapshotName);
                    rbd.close(image);
                    r.ioCtxDestroy(io);
                } catch (final Exception e) {
                    logger.error("A RBD snapshot operation on " + disk.getName() + " failed. The error was: " + e.getMessage());
                }
            } else {
                /* VM is not running, create a snapshot by ourself */
                final Script command = new Script(manageSnapshotPath, cmdsTimeout, logger);
                command.add("-c", disk.getPath());
                command.add("-n", snapshotName);
                final String result = command.execute();
                if (result != null) {
                    logger.debug("Failed to manage snapshot: " + result);
                    return new CreateObjectAnswer("Failed to manage snapshot: " + result);
                }
            }
        }
        final SnapshotObjectTO newSnapshot = new SnapshotObjectTO();
        // NOTE: sort of hack, we'd better just put snapshtoName
        newSnapshot.setPath(disk.getPath() + File.separator + snapshotName);
        return new CreateObjectAnswer(newSnapshot);
    } catch (final LibvirtException e) {
        logger.debug("Failed to manage snapshot: ", e);
        return new CreateObjectAnswer("Failed to manage snapshot: " + e.toString());
    }
}

Example 4 with CreateObjectAnswer

use of com.cloud.storage.command.CreateObjectAnswer 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 5 with CreateObjectAnswer

use of com.cloud.storage.command.CreateObjectAnswer in project cosmic by MissionCriticalCloud.

the class KvmStorageProcessor method createVolume.

@Override
public Answer createVolume(final CreateObjectCommand cmd) {
    final VolumeObjectTO volume = (VolumeObjectTO) cmd.getData();
    final PrimaryDataStoreTO primaryStore = (PrimaryDataStoreTO) volume.getDataStore();
    KvmStoragePool primaryPool = null;
    KvmPhysicalDisk vol = null;
    final long disksize;
    try {
        primaryPool = storagePoolMgr.getStoragePool(primaryStore.getPoolType(), primaryStore.getUuid());
        disksize = volume.getSize();
        final PhysicalDiskFormat format;
        if (volume.getFormat() == null) {
            format = primaryPool.getDefaultFormat();
        } else {
            format = PhysicalDiskFormat.valueOf(volume.getFormat().toString().toUpperCase());
        }
        vol = primaryPool.createPhysicalDisk(volume.getUuid(), format, volume.getProvisioningType(), disksize);
        final VolumeObjectTO newVol = new VolumeObjectTO();
        if (vol != null) {
            newVol.setPath(vol.getName());
        }
        newVol.setSize(volume.getSize());
        newVol.setFormat(ImageFormat.valueOf(format.toString().toUpperCase()));
        return new CreateObjectAnswer(newVol);
    } catch (final Exception e) {
        logger.debug("Failed to create volume: ", e);
        return new CreateObjectAnswer(e.toString());
    }
}