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

Example 6 with GlusterBrickEntity

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

the class GlusterHostValidator method checkGlusterQuorum.

public List<String> checkGlusterQuorum(Cluster cluster, Iterable<Guid> selectedHostIdsForMaintenance) {
    List<String> volumesWithoutQuorum = new ArrayList<>();
    if (cluster.supportsGlusterService()) {
        List<GlusterBrickEntity> bricksGoingToMaintenance = new ArrayList<>();
        for (Guid serverId : selectedHostIdsForMaintenance) {
            bricksGoingToMaintenance.addAll(brickDao.getGlusterVolumeBricksByServerId(serverId));
        }
        List<GlusterVolumeEntity> volumesInCluster = volumeDao.getByClusterId(cluster.getId());
        volumesWithoutQuorum = volumesInCluster.stream().filter(volume -> volume.getStatus() == GlusterStatus.UP && volume.getVolumeType().isReplicatedType() && !isQuorumMet(volume, bricksGoingToMaintenance)).map(v -> v.getName()).collect(Collectors.toList());
    }
    return volumesWithoutQuorum;
}

Example 7 with GlusterBrickEntity

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

the class GlusterHostValidator method isQuorumMet.

private boolean isQuorumMet(GlusterVolumeEntity volume, List<GlusterBrickEntity> bricksGoingToMaintenance) {
    int replicaCount = volume.getReplicaCount();
    List<GlusterBrickEntity> bricks = volume.getBricks();
    int subVolumes = bricks.size() / replicaCount;
    String quorumType = volume.getOptionValue(GlusterConstants.OPTION_QUORUM_TYPE);
    int quorumCount;
    if (GlusterConstants.OPTION_QUORUM_TYPE_FIXED.equals(quorumType)) {
        quorumCount = Integer.parseInt(volume.getOptionValue(GlusterConstants.OPTION_QUORUM_COUNT));
    } else if (GlusterConstants.OPTION_QUORUM_TYPE_AUTO.equals(quorumType)) {
        quorumCount = (int) Math.ceil((double) replicaCount / 2);
    } else {
        return true;
    }
    for (int index = 0; index < subVolumes; index++) {
        List<GlusterBrickEntity> bricksInSubVolume = bricks.subList(index * replicaCount, (index * replicaCount) + replicaCount);
        int bricksGoingDown = 0;
        int remainingUpBricks = 0;
        for (GlusterBrickEntity brick : bricksInSubVolume) {
            if (GlusterStatus.UP.equals(brick.getStatus()) && bricksGoingToMaintenance.contains(brick)) {
                bricksGoingDown++;
            } else if (GlusterStatus.UP.equals(brick.getStatus())) {
                remainingUpBricks++;
            }
        }
        if (bricksGoingDown > 0) {
            if (remainingUpBricks < quorumCount) {
                return false;
            }
        }
    }
    return true;
}

Example 8 with GlusterBrickEntity

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

the class AddBricksToGlusterVolumeCommand method executeCommand.

@Override
protected void executeCommand() {
    final List<GlusterBrickEntity> bricksList = getParameters().getBricks();
    GlusterVolumeEntity volumeBeforeBrickAdd = getGlusterVolume();
    // Add bricks in a single transaction
    TransactionSupport.executeInScope(TransactionScopeOption.Required, () -> {
        addGlusterVolumeBricks(bricksList, getParameters().getReplicaCount(), getParameters().getStripeCount(), getParameters().isForce());
        return null;
    });
    if (getGlusterVolume().getIsGeoRepMaster() || getGlusterVolume().getIsGeoRepSlave()) {
        Set<Guid> newServerIds = findNewServers(bricksList, volumeBeforeBrickAdd);
        if (!newServerIds.isEmpty()) {
            postAddBrickHandleGeoRepCase(bricksList, newServerIds);
        }
    }
}

Example 9 with GlusterBrickEntity

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

the class AddBricksToGlusterVolumeCommand method getSlaveNodesSet.

private Set<Guid> getSlaveNodesSet(GlusterGeoRepSession currentSession) {
    Set<Guid> slaveNodesSet = new HashSet<>();
    GlusterVolumeEntity sessionSlaveVolume = glusterVolumeDao.getById(currentSession.getSlaveVolumeId());
    for (GlusterBrickEntity currentSlaveBrick : sessionSlaveVolume.getBricks()) {
        slaveNodesSet.add(currentSlaveBrick.getServerId());
    }
    return slaveNodesSet;
}

Example 10 with GlusterBrickEntity

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

the class CreateGlusterVolumeGeoRepSessionCommand method fetchRemoteServers.

private Set<VDS> fetchRemoteServers() {
    Set<VDS> remoteServers = new HashSet<>();
    List<GlusterBrickEntity> slaveBricks = slaveVolume.getBricks();
    for (GlusterBrickEntity currentBrick : slaveBricks) {
        remoteServers.add(vdsDao.get(currentBrick.getServerId()));
    }
    return remoteServers;
}