Function graph_update_action

pengine/graph.c:176–339

}

static enum pe_graph_flags
graph_update_action(action_t * first, action_t * then, node_t * node, enum pe_action_flags flags,
                    enum pe_ordering type)
{
    enum pe_graph_flags changed = pe_graph_none;
    gboolean processed = FALSE;

    /* TODO: Do as many of these in parallel as possible */

    if (type & pe_order_implies_then) {
        processed = TRUE;
        if (then->rsc) {
            changed |=
                then->rsc->cmds->update_actions(first, then, node, flags & pe_action_optional,
                                                pe_action_optional, pe_order_implies_then);

        } else if (is_set(flags, pe_action_optional) == FALSE) {
            if (update_action_flags(then, pe_action_optional | pe_action_clear)) {
                changed |= pe_graph_updated_then;
            }
        }
        if (changed) {
            pe_rsc_trace(then->rsc, "implies right: %s then %s: changed", first->uuid, then->uuid);
        } else {
            crm_trace("implies right: %s then %s", first->uuid, then->uuid);
        }
    }

    if ((type & pe_order_restart) && then->rsc) {
        enum pe_action_flags restart = (pe_action_optional | pe_action_runnable);

        processed = TRUE;
        changed |=
            then->rsc->cmds->update_actions(first, then, node, flags, restart,
                                            pe_order_restart);
        if (changed) {
            pe_rsc_trace(then->rsc, "restart: %s then %s: changed", first->uuid, then->uuid);
        } else {
            crm_trace("restart: %s then %s", first->uuid, then->uuid);
        }
    }

    if (type & pe_order_implies_first) {
        processed = TRUE;
        if (first->rsc) {
            changed |=
                first->rsc->cmds->update_actions(first, then, node, flags,
                                                 pe_action_optional, pe_order_implies_first);

        } else if (is_set(flags, pe_action_optional) == FALSE) {
            if (update_action_flags(first, pe_action_runnable | pe_action_clear)) {
                changed |= pe_graph_updated_first;
            }
        }

        if (changed) {
            pe_rsc_trace(then->rsc, "implies left: %s then %s: changed", first->uuid, then->uuid);
        } else {