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/*
* zebra affinity-map.
*
* Copyright 2022 6WIND S.A.
*
* This file is part of Free Range Routing (FRR).
*
* FRR is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2, or (at your option) any
* later version.
*
* FRR is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; see the file COPYING; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <zebra.h>
#include "lib/if.h"
#include "lib/vrf.h"
#include "zebra/redistribute.h"
#include "zebra/zebra_affinitymap.h"
static void zebra_affinity_map_update(const char *affmap_name, uint16_t old_pos,
uint16_t new_pos)
{
struct if_link_params *iflp;
struct interface *ifp;
struct vrf *vrf;
RB_FOREACH (vrf, vrf_id_head, &vrfs_by_id) {
FOR_ALL_INTERFACES (vrf, ifp) {
iflp = if_link_params_get(ifp);
if (!iflp)
continue;
if (IS_PARAM_SET(iflp, LP_EXTEND_ADM_GRP) &&
admin_group_get(&iflp->ext_admin_grp, old_pos)) {
admin_group_unset(&iflp->ext_admin_grp,
old_pos);
admin_group_set(&iflp->ext_admin_grp, new_pos);
}
if (IS_PARAM_SET(iflp, LP_ADM_GRP) &&
(iflp->admin_grp & (1 << old_pos))) {
iflp->admin_grp &= ~(1 << old_pos);
if (new_pos < 32)
iflp->admin_grp |= 1 << new_pos;
if (iflp->admin_grp == 0)
UNSET_PARAM(iflp, LP_ADM_GRP);
}
if (if_is_operative(ifp))
zebra_interface_parameters_update(ifp);
}
}
}
void zebra_affinity_map_init(void)
{
affinity_map_init();
affinity_map_set_update_hook(zebra_affinity_map_update);
}
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