Examples with SubchainInfo org.ovirt.engine.core.common.businessentities.SubchainInfo used on opensource projects

Example 1 with SubchainInfo

use of org.ovirt.engine.core.common.businessentities.SubchainInfo in project ovirt-engine by oVirt.

the class RemoveSnapshotCommand method getAllDisksSnapshot.

/**
 * The base snapshot is the parent of the top snapshot. This is reversed the if old cold merge
 * is performed (pre-4.1).
 *
 * @param snapshots list of the parent snapshot disks
 * @return list of subchains which contain the base and top snapshots.
 */
protected List<SubchainInfo> getAllDisksSnapshot(List<DiskImage> snapshots) {
    Set<DiskImage> topSnapshots = diskImageDao.getAllSnapshotsForParents(snapshots.stream().map(DiskImage::getImageId).collect(Collectors.toList()));
    Map<Guid, DiskImage> baseSnapshotMap = snapshots.stream().collect(Collectors.toMap(DiskImage::getImageId, Function.identity()));
    return topSnapshots.stream().map(topSnapshot -> {
        if (!isQemuimgCommitSupported() && getSnapshotActionType() == ActionType.RemoveSnapshotSingleDisk) {
            return new SubchainInfo(topSnapshot, baseSnapshotMap.get(topSnapshot.getParentId()));
        } else {
            return new SubchainInfo(baseSnapshotMap.get(topSnapshot.getParentId()), topSnapshot);
        }
    }).collect(Collectors.toList());
}

Example 2 with SubchainInfo

use of org.ovirt.engine.core.common.businessentities.SubchainInfo in project ovirt-engine by oVirt.

the class ColdMergeSnapshotSingleDiskCommand method buildColdMergeParameters.

private ColdMergeCommandParameters buildColdMergeParameters(DiskImage baseVolume, DiskImage topVolume) {
    SubchainInfo subchainInfo = new SubchainInfo(getDiskImage().getStorageIds().get(0), baseVolume, topVolume);
    ColdMergeCommandParameters parameters = new ColdMergeCommandParameters(getDiskImage().getStoragePoolId(), subchainInfo);
    parameters.setEndProcedure(ActionParametersBase.EndProcedure.COMMAND_MANAGED);
    parameters.setParentCommand(getActionType());
    parameters.setParentParameters(getParameters());
    return parameters;
}

Example 3 with SubchainInfo

use of org.ovirt.engine.core.common.businessentities.SubchainInfo in project ovirt-engine by oVirt.

the class MultipleStorageDomainsValidator method allDomainsHaveSpaceForMerge.

/**
 * Validates that all the domains have enough space for the request
 * @return {@link ValidationResult#VALID} if all the domains have enough free space, or a {@link ValidationResult} with the first low-on-space domain encountered.
 */
public ValidationResult allDomainsHaveSpaceForMerge(List<SubchainInfo> snapshots, ActionType snapshotActionType) {
    final Map<Guid, List<SubchainInfo>> storageToSnapshots = getDomainsToSnapshotsMap(snapshots);
    return validOrFirstFailure(entry -> {
        Guid sdId = entry.getKey();
        List<SubchainInfo> subchain = storageToSnapshots.get(sdId);
        return getStorageDomainValidator(entry).hasSpaceForMerge(subchain, snapshotActionType);
    });
}

Example 4 with SubchainInfo

use of org.ovirt.engine.core.common.businessentities.SubchainInfo in project ovirt-engine by oVirt.

the class ColdMergeCommand method completeGenerationInfo.

private void completeGenerationInfo() {
    SubchainInfo info = getParameters().getSubchainInfo();
    DiskImage image = imagesHandler.getVolumeInfoFromVdsm(getParameters().getStoragePoolId(), info.getStorageDomainId(), info.getImageGroupId(), info.getBaseImageId());
    info.setBaseImageGeneration(image.getImage().getGeneration());
    persistCommandIfNeeded();
}

Example 5 with SubchainInfo

use of org.ovirt.engine.core.common.businessentities.SubchainInfo in project ovirt-engine by oVirt.

the class ColdMergeCommand method attemptToFenceJob.

@Override
public void attemptToFenceJob() {
    SubchainInfo info = getParameters().getSubchainInfo();
    VdsmImageLocationInfo locationInfo = new VdsmImageLocationInfo(info.getStorageDomainId(), info.getImageGroupId(), info.getBaseImageId(), info.getBaseImageGeneration());
    FenceVolumeJobCommandParameters parameters = new FenceVolumeJobCommandParameters(locationInfo);
    parameters.setParentCommand(getActionType());
    parameters.setParentParameters(getParameters());
    parameters.setStoragePoolId(getParameters().getStoragePoolId());
    parameters.setEndProcedure(ActionParametersBase.EndProcedure.COMMAND_MANAGED);
    runInternalActionWithTasksContext(ActionType.FenceVolumeJob, parameters);
}