Examples with RunningVMPlacement org.btrplace.plan.event.RunningVMPlacement used on opensource projects

Example 1 with RunningVMPlacement

use of org.btrplace.plan.event.RunningVMPlacement in project scheduler by btrplace.

the class CShareableResource method insertActions.

@Override
public boolean insertActions(ReconfigurationProblem r, Solution s, ReconfigurationPlan p) {
    Mapping srcMapping = r.getSourceModel().getMapping();
    // Encache the VM -> Action to ease the event injection.
    Map<VM, Action> actions = new HashMap<>();
    p.getActions().stream().filter(RunningVMPlacement.class::isInstance).map(a -> (RunningVMPlacement) a).forEach(a -> actions.put(destVM(a.getVM()), (Action) a));
    for (VM vm : r.getFutureRunningVMs()) {
        Slice dSlice = r.getVMAction(vm).getDSlice();
        Node destNode = r.getNode(s.getIntVal(dSlice.getHoster()));
        if (srcMapping.isRunning(vm) && destNode.equals(srcMapping.getVMLocation(vm))) {
            // Was running and stay on the same node
            // Check if the VM has been cloned
            // TODO: might be too late depending on the symmetry breaking on the actions schedule
            insertAllocateAction(p, vm, destNode, s.getIntVal(dSlice.getStart()));
        } else {
            VM dVM = destVM(vm);
            Action a = actions.get(dVM);
            if (a instanceof MigrateVM) {
                // For a migrated VM, we allocate once the migration over
                insertAllocateEvent(a, Action.Hook.POST, dVM);
            } else {
                // Resume or Boot VM
                // As the VM was not running, we pre-allocate
                insertAllocateEvent(a, Action.Hook.PRE, dVM);
            }
        }
    }
    return true;
}