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

Example 21 with SnapshotInfo

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

the class SnapshotServiceImpl method deleteSnapshotCallback.

protected Void deleteSnapshotCallback(final AsyncCallbackDispatcher<SnapshotServiceImpl, CommandResult> callback, final DeleteSnapshotContext<CommandResult> context) {
    final CommandResult result = callback.getResult();
    final AsyncCallFuture<SnapshotResult> future = context.future;
    final SnapshotInfo snapshot = context.snapshot;
    SnapshotResult res = null;
    try {
        if (result.isFailed()) {
            s_logger.debug("delete snapshot failed" + result.getResult());
            snapshot.processEvent(ObjectInDataStoreStateMachine.Event.OperationFailed);
            res = new SnapshotResult(context.snapshot, null);
            res.setResult(result.getResult());
        } else {
            snapshot.processEvent(ObjectInDataStoreStateMachine.Event.OperationSuccessed);
            res = new SnapshotResult(context.snapshot, null);
        }
    } catch (final Exception e) {
        s_logger.debug("Failed to in deleteSnapshotCallback", e);
        res.setResult(e.toString());
    }
    future.complete(res);
    return null;
}

Example 22 with SnapshotInfo

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

the class SnapshotServiceImpl method syncToRegionStoreAsync.

private AsyncCallFuture<SnapshotResult> syncToRegionStoreAsync(final SnapshotInfo snapshot, final DataStore store) {
    final AsyncCallFuture<SnapshotResult> future = new AsyncCallFuture<>();
    // no need to create entry on snapshot_store_ref here, since entries are already created when updateCloudToUseObjectStore is invoked.
    // But we need to set default install path so that sync can be done in the right s3 path
    final SnapshotInfo snapshotOnStore = _snapshotFactory.getSnapshot(snapshot, store);
    final String installPath = TemplateConstants.DEFAULT_SNAPSHOT_ROOT_DIR + "/" + snapshot.getAccountId() + "/" + snapshot.getVolumeId();
    ((SnapshotObject) snapshotOnStore).setPath(installPath);
    final CopySnapshotContext<CommandResult> context = new CopySnapshotContext<>(null, snapshot, snapshotOnStore, future);
    final AsyncCallbackDispatcher<SnapshotServiceImpl, CopyCommandResult> caller = AsyncCallbackDispatcher.create(this);
    caller.setCallback(caller.getTarget().syncSnapshotCallBack(null, null)).setContext(context);
    motionSrv.copyAsync(snapshot, snapshotOnStore, caller);
    return future;
}

Example 23 with SnapshotInfo

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

the class SnapshotServiceImpl method backupSnapshot.

@Override
public SnapshotInfo backupSnapshot(final SnapshotInfo snapshot) {
    final SnapshotObject snapObj = (SnapshotObject) snapshot;
    final AsyncCallFuture<SnapshotResult> future = new AsyncCallFuture<>();
    final SnapshotResult result = new SnapshotResult(snapshot, null);
    try {
        snapObj.processEvent(Snapshot.Event.BackupToSecondary);
        final DataStore imageStore = findSnapshotImageStore(snapshot);
        if (imageStore == null) {
            throw new CloudRuntimeException("can not find an image stores");
        }
        final SnapshotInfo snapshotOnImageStore = (SnapshotInfo) imageStore.create(snapshot);
        snapshotOnImageStore.processEvent(Event.CreateOnlyRequested);
        final CopySnapshotContext<CommandResult> context = new CopySnapshotContext<>(null, snapshot, snapshotOnImageStore, future);
        final AsyncCallbackDispatcher<SnapshotServiceImpl, CopyCommandResult> caller = AsyncCallbackDispatcher.create(this);
        caller.setCallback(caller.getTarget().copySnapshotAsyncCallback(null, null)).setContext(context);
        motionSrv.copyAsync(snapshot, snapshotOnImageStore, caller);
    } catch (final Exception e) {
        s_logger.debug("Failed to copy snapshot", e);
        result.setResult("Failed to copy snapshot:" + e.toString());
        try {
            snapObj.processEvent(Snapshot.Event.OperationFailed);
        } catch (final NoTransitionException e1) {
            s_logger.debug("Failed to change state: " + e1.toString());
        }
        future.complete(result);
    }
    try {
        final SnapshotResult res = future.get();
        if (res.isFailed()) {
            throw new CloudRuntimeException(res.getResult());
        }
        final SnapshotInfo destSnapshot = res.getSnashot();
        return destSnapshot;
    } catch (final InterruptedException e) {
        s_logger.debug("failed copy snapshot", e);
        throw new CloudRuntimeException("Failed to copy snapshot", e);
    } catch (final ExecutionException e) {
        s_logger.debug("Failed to copy snapshot", e);
        throw new CloudRuntimeException("Failed to copy snapshot", e);
    }
}

Example 24 with SnapshotInfo

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

the class AncientDataMotionStrategy method createTemplateFromSnapshot.

@DB
protected Answer createTemplateFromSnapshot(DataObject srcData, final DataObject destData) {
    final String value = configDao.getValue(Config.CreatePrivateTemplateFromSnapshotWait.toString());
    final int _createprivatetemplatefromsnapshotwait = NumbersUtil.parseInt(value, Integer.parseInt(Config.CreatePrivateTemplateFromSnapshotWait.getDefaultValue()));
    boolean needCache = false;
    if (needCacheStorage(srcData, destData)) {
        needCache = true;
        final SnapshotInfo snapshot = (SnapshotInfo) srcData;
        srcData = cacheSnapshotChain(snapshot, snapshot.getDataStore().getScope());
    }
    EndPoint ep = null;
    if (srcData.getDataStore().getRole() == DataStoreRole.Primary) {
        ep = selector.select(destData);
    } else {
        ep = selector.select(srcData, destData);
    }
    final CopyCommand cmd = new CopyCommand(srcData.getTO(), destData.getTO(), _createprivatetemplatefromsnapshotwait, VirtualMachineManager.ExecuteInSequence.value());
    Answer answer = null;
    if (ep == null) {
        final String errMsg = "No remote endpoint to send command, check if host or ssvm is down?";
        s_logger.error(errMsg);
        answer = new Answer(cmd, false, errMsg);
    } else {
        answer = ep.sendMessage(cmd);
    }
    // clean up snapshot copied to staging
    if (needCache && srcData != null) {
        // reduce ref count, but keep it there on cache which is converted from previous secondary storage
        cacheMgr.releaseCacheObject(srcData);
    }
    return answer;
}

Example 25 with SnapshotInfo

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

the class AncientDataMotionStrategy method copyVolumeFromSnapshot.

protected Answer copyVolumeFromSnapshot(final DataObject snapObj, final DataObject volObj) {
    final SnapshotInfo snapshot = (SnapshotInfo) snapObj;
    final StoragePool pool = (StoragePool) volObj.getDataStore();
    final String basicErrMsg = "Failed to create volume from " + snapshot.getName() + " on pool " + pool;
    final DataStore store = snapObj.getDataStore();
    final DataStoreTO storTO = store.getTO();
    DataObject srcData = snapObj;
    try {
        if (!(storTO instanceof NfsTO)) {
            // cache snapshot to zone-wide staging store for the volume to be created
            srcData = cacheSnapshotChain(snapshot, new ZoneScope(pool.getDataCenterId()));
        }
        final String value = configDao.getValue(Config.CreateVolumeFromSnapshotWait.toString());
        final int _createVolumeFromSnapshotWait = NumbersUtil.parseInt(value, Integer.parseInt(Config.CreateVolumeFromSnapshotWait.getDefaultValue()));
        EndPoint ep = null;
        if (srcData.getDataStore().getRole() == DataStoreRole.Primary) {
            ep = selector.select(volObj);
        } else {
            ep = selector.select(srcData, volObj);
        }
        final CopyCommand cmd = new CopyCommand(srcData.getTO(), volObj.getTO(), _createVolumeFromSnapshotWait, VirtualMachineManager.ExecuteInSequence.value());
        Answer answer = null;
        if (ep == null) {
            final String errMsg = "No remote endpoint to send command, check if host or ssvm is down?";
            s_logger.error(errMsg);
            answer = new Answer(cmd, false, errMsg);
        } else {
            answer = ep.sendMessage(cmd);
        }
        return answer;
    } catch (final Exception e) {
        s_logger.error(basicErrMsg, e);
        throw new CloudRuntimeException(basicErrMsg);
    } finally {
        if (!(storTO instanceof NfsTO)) {
            // still keep snapshot on cache which may be migrated from previous secondary storage
            releaseSnapshotCacheChain((SnapshotInfo) srcData);
        }
    }
}