Examples with VolumeInfo com.cloud.engine.subsystem.api.storage.VolumeInfo used on opensource projects

Example 36 with VolumeInfo

use of com.cloud.engine.subsystem.api.storage.VolumeInfo in project cosmic by MissionCriticalCloud.

the class XenserverSnapshotStrategy method revertSnapshot.

@Override
public boolean revertSnapshot(final SnapshotInfo snapshot) {
    if (canHandle(snapshot, SnapshotOperation.REVERT) == StrategyPriority.CANT_HANDLE) {
        throw new UnsupportedOperationException("Reverting not supported. Create a template or volume based on the snapshot instead.");
    }
    final SnapshotVO snapshotVO = snapshotDao.acquireInLockTable(snapshot.getId());
    if (snapshotVO == null) {
        throw new CloudRuntimeException("Failed to get lock on snapshot:" + snapshot.getId());
    }
    try {
        final VolumeInfo volumeInfo = snapshot.getBaseVolume();
        final StoragePool store = (StoragePool) volumeInfo.getDataStore();
        if (store != null && store.getStatus() != StoragePoolStatus.Up) {
            snapshot.processEvent(Event.OperationFailed);
            throw new CloudRuntimeException("store is not in up state");
        }
        volumeInfo.stateTransit(Volume.Event.RevertSnapshotRequested);
        boolean result = false;
        try {
            result = snapshotSvr.revertSnapshot(snapshot);
            if (!result) {
                s_logger.debug("Failed to revert snapshot: " + snapshot.getId());
                throw new CloudRuntimeException("Failed to revert snapshot: " + snapshot.getId());
            }
        } finally {
            if (result) {
                volumeInfo.stateTransit(Volume.Event.OperationSucceeded);
            } else {
                volumeInfo.stateTransit(Volume.Event.OperationFailed);
            }
        }
        return result;
    } finally {
        if (snapshotVO != null) {
            snapshotDao.releaseFromLockTable(snapshot.getId());
        }
    }
}

Example 37 with VolumeInfo

use of com.cloud.engine.subsystem.api.storage.VolumeInfo in project cosmic by MissionCriticalCloud.

the class XenserverSnapshotStrategy method takeSnapshot.

@Override
@DB
public SnapshotInfo takeSnapshot(SnapshotInfo snapshot) {
    final Object payload = snapshot.getPayload();
    if (payload != null) {
        final CreateSnapshotPayload createSnapshotPayload = (CreateSnapshotPayload) payload;
        if (createSnapshotPayload.getQuiescevm()) {
            throw new InvalidParameterValueException("can't handle quiescevm equal true for volume snapshot");
        }
    }
    final SnapshotVO snapshotVO = snapshotDao.acquireInLockTable(snapshot.getId());
    if (snapshotVO == null) {
        throw new CloudRuntimeException("Failed to get lock on snapshot:" + snapshot.getId());
    }
    try {
        final VolumeInfo volumeInfo = snapshot.getBaseVolume();
        volumeInfo.stateTransit(Volume.Event.SnapshotRequested);
        SnapshotResult result = null;
        try {
            result = snapshotSvr.takeSnapshot(snapshot);
            if (result.isFailed()) {
                s_logger.debug("Failed to take snapshot: " + result.getResult());
                throw new CloudRuntimeException(result.getResult());
            }
        } finally {
            if (result != null && result.isSuccess()) {
                volumeInfo.stateTransit(Volume.Event.OperationSucceeded);
            } else {
                volumeInfo.stateTransit(Volume.Event.OperationFailed);
            }
        }
        snapshot = result.getSnashot();
        final DataStore primaryStore = snapshot.getDataStore();
        final boolean backupFlag = Boolean.parseBoolean(configDao.getValue(Config.BackupSnapshotAfterTakingSnapshot.toString()));
        final SnapshotInfo backupedSnapshot;
        if (backupFlag) {
            backupedSnapshot = backupSnapshot(snapshot);
        } else {
            // Fake it to get the transitions to fire in the proper order
            s_logger.debug("skipping backup of snapshot due to configuration " + Config.BackupSnapshotAfterTakingSnapshot.toString());
            final SnapshotObject snapObj = (SnapshotObject) snapshot;
            try {
                snapObj.processEvent(Snapshot.Event.OperationNotPerformed);
            } catch (final NoTransitionException e) {
                s_logger.debug("Failed to change state: " + snapshot.getId() + ": " + e.toString());
                throw new CloudRuntimeException(e.toString());
            }
            backupedSnapshot = snapshot;
        }
        try {
            final SnapshotInfo parent = snapshot.getParent();
            if (backupedSnapshot != null && parent != null) {
                Long parentSnapshotId = parent.getId();
                while (parentSnapshotId != null && parentSnapshotId != 0L) {
                    final SnapshotDataStoreVO snapshotDataStoreVO = snapshotStoreDao.findByStoreSnapshot(primaryStore.getRole(), primaryStore.getId(), parentSnapshotId);
                    if (snapshotDataStoreVO != null) {
                        parentSnapshotId = snapshotDataStoreVO.getParentSnapshotId();
                        snapshotStoreDao.remove(snapshotDataStoreVO.getId());
                    } else {
                        parentSnapshotId = null;
                    }
                }
                final SnapshotDataStoreVO snapshotDataStoreVO = snapshotStoreDao.findByStoreSnapshot(primaryStore.getRole(), primaryStore.getId(), snapshot.getId());
                if (snapshotDataStoreVO != null) {
                    snapshotDataStoreVO.setParentSnapshotId(0L);
                    snapshotStoreDao.update(snapshotDataStoreVO.getId(), snapshotDataStoreVO);
                }
            }
        } catch (final Exception e) {
            s_logger.debug("Failed to clean up snapshots on primary storage", e);
        }
        return backupedSnapshot;
    } finally {
        if (snapshotVO != null) {
            snapshotDao.releaseFromLockTable(snapshot.getId());
        }
    }
}

Example 38 with VolumeInfo

use of com.cloud.engine.subsystem.api.storage.VolumeInfo in project cosmic by MissionCriticalCloud.

the class PrimaryDataStoreImpl method getVolumes.

@Override
public List<VolumeInfo> getVolumes() {
    final List<VolumeVO> volumes = volumeDao.findByPoolId(getId());
    final List<VolumeInfo> volumeInfos = new ArrayList<>();
    for (final VolumeVO volume : volumes) {
        volumeInfos.add(VolumeObject.getVolumeObject(this, volume));
    }
    return volumeInfos;
}

Example 39 with VolumeInfo

use of com.cloud.engine.subsystem.api.storage.VolumeInfo in project cosmic by MissionCriticalCloud.

the class VolumeDataFactoryImpl method listVolumeOnCache.

@Override
public List<VolumeInfo> listVolumeOnCache(final long volumeId) {
    final List<VolumeInfo> cacheVols = new ArrayList<>();
    // find all image cache stores for this zone scope
    final List<DataStore> cacheStores = storeMgr.listImageCacheStores();
    if (cacheStores == null || cacheStores.size() == 0) {
        return cacheVols;
    }
    for (final DataStore store : cacheStores) {
        // check if the volume is stored there
        final VolumeDataStoreVO volStore = volumeStoreDao.findByStoreVolume(store.getId(), volumeId);
        if (volStore != null) {
            final VolumeInfo vol = getVolume(volumeId, store);
            cacheVols.add(vol);
        }
    }
    return cacheVols;
}

Example 40 with VolumeInfo

use of com.cloud.engine.subsystem.api.storage.VolumeInfo in project cosmic by MissionCriticalCloud.

the class VolumeServiceImpl method copyVolumeFromPrimaryToImage.

protected AsyncCallFuture<VolumeApiResult> copyVolumeFromPrimaryToImage(final VolumeInfo srcVolume, final DataStore destStore) {
    final AsyncCallFuture<VolumeApiResult> future = new AsyncCallFuture<>();
    final VolumeApiResult res = new VolumeApiResult(srcVolume);
    VolumeInfo destVolume = null;
    try {
        destVolume = (VolumeInfo) destStore.create(srcVolume);
        // this is just used for locking that src volume record in DB to avoid using lock
        srcVolume.processEvent(Event.MigrationRequested);
        destVolume.processEventOnly(Event.CreateOnlyRequested);
        final CopyVolumeContext<VolumeApiResult> context = new CopyVolumeContext<>(null, future, srcVolume, destVolume, destStore);
        final AsyncCallbackDispatcher<VolumeServiceImpl, CopyCommandResult> caller = AsyncCallbackDispatcher.create(this);
        caller.setCallback(caller.getTarget().copyVolumeFromPrimaryToImageCallback(null, null)).setContext(context);
        motionSrv.copyAsync(srcVolume, destVolume, caller);
        return future;
    } catch (final Exception e) {
        s_logger.error("failed to copy volume to image store", e);
        if (destVolume != null) {
            destVolume.getDataStore().delete(destVolume);
        }
        // unlock source volume record
        srcVolume.processEvent(Event.OperationFailed);
        res.setResult(e.toString());
        future.complete(res);
        return future;
    }
}