static TransitionStatus activate_new_mappings(GPtrArray *activation_array, GPtrArray *union_array, GPtrArray *target_array, GPtrArray *old_activation_mappings, const gboolean no_rollback, const gboolean dry_run)
{
map_activation_mapping_function map_activation_mapping;
g_print("[coordinator]: Executing activation of services:\n");
if(dry_run)
map_activation_mapping = dry_run_activate_mapping;
else
map_activation_mapping = activate_mapping;
if(traverse_activation_mappings(activation_array, union_array, target_array, traverse_inter_dependency_mappings, map_activation_mapping, complete_activation) && !interrupted)
return TRANSITION_SUCCESS;
else
{
if(interrupted)
g_printerr("[coordinator]: The activation has been interrupted, reverting back to the old state...\n");
if(no_rollback)
{
g_printerr("[coordinator]: Activation failed, but not doing a rollback as it has been\n");
g_printerr("disabled! Please manually diagnose the errors!\n");
return TRANSITION_FAILED;
}
else
{
/* If the activation fails, perform a rollback */
g_printerr("[coordinator]: Activation failed! Doing a rollback...\n");
/* Roll back the new mappings */
if(!rollback_new_mappings(activation_array, union_array, target_array, dry_run))
{
g_printerr("[coordinator]: Rollback failed!\n\n");
return TRANSITION_ROLLBACK_FAILED; // If the rollback failed, stop and notify the user to take manual action
}
if(old_activation_mappings == NULL)
return TRANSITION_FAILED;
else
{
/* If the new mappings have been rolled backed, roll back to the old mappings */
if(rollback_to_old_mappings(union_array, old_activation_mappings, target_array, dry_run))
return TRANSITION_FAILED;
else
return TRANSITION_ROLLBACK_FAILED;
}
}
}
}
static int activate_new_mappings(GPtrArray *activation_array, GPtrArray *union_array, GPtrArray *target_array, GPtrArray *old_activation_mappings, const gboolean dry_run)
{
g_print("[coordinator]: Executing activation of services:\n");
if(iterate_over_activation_or_deactivation_mappings(TRUE, activation_array, union_array, target_array, dry_run))
return 0;
else
{
/* If the activation fails, perform a rollback */
g_printerr("[coordinator]: Activation failed! Doing a rollback...\n");
rollback_new_mappings(activation_array, union_array, target_array, dry_run);
if(old_activation_mappings != NULL)
rollback_to_old_mappings(union_array, old_activation_mappings, target_array, dry_run);
return 1;
}
}
static TransitionStatus deactivate_obsolete_mappings(GPtrArray *deactivation_array, GPtrArray *union_array, GPtrArray *target_array, GPtrArray *old_activation_mappings, const gboolean no_rollback, const gboolean dry_run)
{
g_print("[coordinator]: Executing deactivation of services:\n");
if(deactivation_array == NULL)
return TRANSITION_SUCCESS;
else
{
map_activation_mapping_function map_activation_mapping;
if(dry_run)
map_activation_mapping = dry_run_deactivate_mapping;
else
map_activation_mapping = deactivate_mapping;
if(traverse_activation_mappings(deactivation_array, union_array, target_array, traverse_interdependent_mappings, map_activation_mapping, complete_deactivation) && !interrupted)
return TRANSITION_SUCCESS;
else
{
if(interrupted)
g_printerr("[coordinator]: The deactivation phase has been interrupted, reactivating services again...\n");
if(no_rollback)
{
g_printerr("[coordinator]: Deactivation failed, but not performing a rollback because it has\n");
g_printerr("been disabled! Please manually diagnose the problems!\n");
return TRANSITION_FAILED;
}
else
{
/* If the deactivation fails, perform a rollback */
g_printerr("[coordinator]: Deactivation failed! Doing a rollback...\n");
if(rollback_to_old_mappings(union_array, old_activation_mappings, target_array, dry_run))
return TRANSITION_FAILED;
else
{
g_printerr("[coordinator]: Rollback failed!\n\n");
return TRANSITION_ROLLBACK_FAILED;
}
}
}
}
}
static int deactivate_obsolete_mappings(GPtrArray *deactivation_array, GPtrArray *union_array, GPtrArray *target_array, GPtrArray *old_activation_mappings, const gboolean dry_run)
{
g_print("[coordinator]: Executing deactivation of services:\n");
if(deactivation_array == NULL)
return 0;
else
{
if(iterate_over_activation_or_deactivation_mappings(FALSE, deactivation_array, union_array, target_array, dry_run))
return 0;
else
{
/* If the deactivation fails, perform a rollback */
g_print("[coordinator]: Deactivation failed! Doing a rollback...\n");
rollback_to_old_mappings(union_array, old_activation_mappings, target_array, dry_run);
return 1;
}
}
}
