Examples with MaintenanceAction org.apache.ignite.maintenance.MaintenanceAction used on opensource projects

Example 1 with MaintenanceAction

use of org.apache.ignite.maintenance.MaintenanceAction in project ignite by apache.

the class IgniteDefragmentationImpl method cancel.

/**
 * {@inheritDoc}
 */
@Override
public CancelResult cancel() throws IgniteCheckedException {
    final MaintenanceRegistry maintenanceRegistry = ctx.maintenanceRegistry();
    if (!maintenanceRegistry.isMaintenanceMode()) {
        boolean deleted = maintenanceRegistry.unregisterMaintenanceTask(DEFRAGMENTATION_MNTC_TASK_NAME);
        return deleted ? CancelResult.CANCELLED_SCHEDULED : CancelResult.SCHEDULED_NOT_FOUND;
    } else {
        List<MaintenanceAction<?>> actions;
        try {
            actions = maintenanceRegistry.actionsForMaintenanceTask(DEFRAGMENTATION_MNTC_TASK_NAME);
        } catch (IgniteException e) {
            return CancelResult.COMPLETED_OR_CANCELLED;
        }
        Optional<MaintenanceAction<?>> stopAct = actions.stream().filter(a -> "stop".equals(a.name())).findAny();
        assert stopAct.isPresent();
        try {
            Object res = stopAct.get().execute();
            assert res instanceof Boolean;
            boolean cancelled = (Boolean) res;
            return cancelled ? CancelResult.CANCELLED : CancelResult.COMPLETED_OR_CANCELLED;
        } catch (Exception e) {
            throw new IgniteCheckedException("Exception occurred: " + e.getMessage(), e);
        }
    }
}

Example 2 with MaintenanceAction

use of org.apache.ignite.maintenance.MaintenanceAction in project ignite by apache.

the class WalEnableDisableWithNodeShutdownTest method startNodeWithMaintenance.

/**
 */
private Ignite startNodeWithMaintenance(String consistentId) throws Exception {
    Ignite node;
    try {
        node = Ignition.start(igniteCfg(false, consistentId));
    } catch (Exception ex) {
        assertTrue(X.hasCause(ex, "Cache groups with potentially corrupted partition files", IgniteException.class));
        node = Ignition.start(igniteCfg(false, consistentId));
        node.compute().run(new IgniteRunnable() {

            /**
             */
            @IgniteInstanceResource
            private Ignite ignite;

            /**
             */
            @Override
            public void run() {
                MaintenanceRegistry mntcRegistry = ((IgniteEx) ignite).context().maintenanceRegistry();
                List<MaintenanceAction<?>> actions = mntcRegistry.actionsForMaintenanceTask(CORRUPTED_DATA_FILES_MNTC_TASK_NAME);
                actions.stream().filter(a -> a.name().equals(CleanCacheStoresMaintenanceAction.ACTION_NAME)).findFirst().get().execute();
                mntcRegistry.unregisterMaintenanceTask(CORRUPTED_DATA_FILES_MNTC_TASK_NAME);
            }
        });
        node.close();
        node = Ignition.start(igniteCfg(false, consistentId));
    }
    return node;
}

Example 3 with MaintenanceAction

use of org.apache.ignite.maintenance.MaintenanceAction in project ignite by apache.

the class MaintenanceProcessor method registerWorkflowCallback.

/**
 * {@inheritDoc}
 */
@Override
public void registerWorkflowCallback(@NotNull String maintenanceTaskName, @NotNull MaintenanceWorkflowCallback cb) {
    if (disabled)
        throw new IgniteException(DISABLED_ERR_MSG);
    List<MaintenanceAction<?>> actions = cb.allActions();
    if (actions == null || actions.isEmpty())
        throw new IgniteException("Maintenance workflow callback should provide at least one maintenance action");
    int size = actions.size();
    long distinctSize = actions.stream().map(MaintenanceAction::name).distinct().count();
    if (distinctSize < size)
        throw new IgniteException("All actions of a single workflow should have unique names: " + actions.stream().map(MaintenanceAction::name).collect(Collectors.joining(", ")));
    Optional<String> wrongActionName = actions.stream().map(MaintenanceAction::name).filter(name -> !U.alphanumericUnderscore(name)).findFirst();
    if (wrongActionName.isPresent())
        throw new IgniteException("All actions' names should contain only alphanumeric and underscore symbols: " + wrongActionName.get());
    workflowCallbacks.put(maintenanceTaskName, cb);
}

Example 4 with MaintenanceAction

use of org.apache.ignite.maintenance.MaintenanceAction in project ignite by apache.

the class WalEnableDisableWithRestartsTest method startNodeWithMaintenance.

/**
 */
private Ignite startNodeWithMaintenance(String consistentId) throws Exception {
    Ignite node;
    try {
        node = Ignition.start(igniteCfg(false, consistentId));
    } catch (Exception ex) {
        if (!X.hasCause(ex, "Cache groups with potentially corrupted partition files", IgniteException.class))
            throw ex;
        node = Ignition.start(igniteCfg(false, consistentId));
        node.compute().run(new IgniteRunnable() {

            /**
             */
            @IgniteInstanceResource
            private Ignite ignite;

            /**
             */
            @Override
            public void run() {
                MaintenanceRegistry mntcRegistry = ((IgniteEx) ignite).context().maintenanceRegistry();
                List<MaintenanceAction<?>> actions = mntcRegistry.actionsForMaintenanceTask(CORRUPTED_DATA_FILES_MNTC_TASK_NAME);
                actions.stream().filter(a -> a.name().equals(CleanCacheStoresMaintenanceAction.ACTION_NAME)).findFirst().get().execute();
                mntcRegistry.unregisterMaintenanceTask(CORRUPTED_DATA_FILES_MNTC_TASK_NAME);
            }
        });
        node.close();
        node = Ignition.start(igniteCfg(false, consistentId));
    }
    return node;
}