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

Example 11 with CopyCommand

use of com.cloud.storage.command.CopyCommand 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);
        }
    }
}