int transition(GPtrArray *new_activation_mappings, GPtrArray *old_activation_mappings, GPtrArray *target_array, const gboolean dry_run)
{
GPtrArray *union_array;
GPtrArray *deactivation_array;
GPtrArray *activation_array;
int status;
/* Print configurations */
if(old_activation_mappings == NULL)
{
union_array = new_activation_mappings;
deactivation_array = NULL;
activation_array = new_activation_mappings;
g_print("[coordinator]: Mapping closures to activate:\n");
print_activation_array(activation_array);
}
else
{
GPtrArray *intersection_array = intersect_activation_array(new_activation_mappings, old_activation_mappings);
g_print("[coordinator]: Mapping closures to deactivate:\n");
deactivation_array = substract_activation_array(old_activation_mappings, intersection_array);
print_activation_array(deactivation_array);
g_print("[coordinator]: Mapping closures to activate:\n");
activation_array = substract_activation_array(new_activation_mappings, intersection_array);
print_activation_array(activation_array);
union_array = union_activation_array(old_activation_mappings, new_activation_mappings, intersection_array);
/* Remove obsolete intersection array */
g_ptr_array_free(intersection_array, TRUE);
}
/* Execute deactivation process */
if((status = deactivate_obsolete_mappings(deactivation_array, union_array, target_array, old_activation_mappings, dry_run)) != 0)
{
cleanup(old_activation_mappings, deactivation_array, activation_array, union_array);
return status;
}
/* Execute activation process (if deactivation process did not fail) */
if((status = activate_new_mappings(activation_array, union_array, target_array, old_activation_mappings, dry_run)) != 0)
{
cleanup(old_activation_mappings, deactivation_array, activation_array, union_array);
return status;
}
/* Cleanup */
cleanup(old_activation_mappings, deactivation_array, activation_array, union_array);
/* Returns the exit status, which is 0 if everything succeeded */
return 0;
}
TransitionStatus transition(GPtrArray *new_activation_mappings, GPtrArray *old_activation_mappings, GPtrArray *target_array, const gboolean no_rollback, const gboolean dry_run)
{
GPtrArray *union_array;
GPtrArray *deactivation_array;
GPtrArray *activation_array;
TransitionStatus status;
/* Print configurations */
if(old_activation_mappings == NULL)
{
union_array = new_activation_mappings;
deactivation_array = NULL;
activation_array = new_activation_mappings;
g_print("[coordinator]: Mapping closures to activate:\n");
print_activation_array(activation_array);
}
else
{
GPtrArray *intersection_array = intersect_activation_array(new_activation_mappings, old_activation_mappings);
g_print("[coordinator]: Mapping closures to deactivate:\n");
deactivation_array = substract_activation_array(old_activation_mappings, intersection_array);
print_activation_array(deactivation_array);
g_print("[coordinator]: Mapping closures to activate:\n");
activation_array = substract_activation_array(new_activation_mappings, intersection_array);
print_activation_array(activation_array);
union_array = union_activation_array(old_activation_mappings, new_activation_mappings, intersection_array);
/* Remove obsolete intersection array */
g_ptr_array_free(intersection_array, TRUE);
}
/* Execute transition steps */
if((status = deactivate_obsolete_mappings(deactivation_array, union_array, target_array, old_activation_mappings, no_rollback, dry_run)) == TRANSITION_SUCCESS
&& (status = activate_new_mappings(activation_array, union_array, target_array, old_activation_mappings, no_rollback, dry_run)) == TRANSITION_SUCCESS);
/* Cleanup */
if(old_activation_mappings != NULL)
{
g_ptr_array_free(deactivation_array, TRUE);
g_ptr_array_free(activation_array, TRUE);
g_ptr_array_free(union_array, TRUE);
}
/* Returns the transition status */
return status;
}
