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/*
* STATICd - vrf code
* Copyright (C) 2018 Cumulus Networks, Inc.
* Donald Sharp
*
* This program 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 of the License, or (at your option)
* any later version.
*
* This program 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 "vrf.h"
#include "nexthop.h"
#include "table.h"
#include "srcdest_table.h"
#include "northbound_cli.h"
#include "static_vrf.h"
#include "static_routes.h"
#include "static_zebra.h"
DEFINE_MTYPE_STATIC(STATIC, STATIC_RTABLE_INFO, "Static Route Table Info");
static struct static_vrf *static_vrf_alloc(void)
{
struct route_table *table;
struct static_vrf *svrf;
struct stable_info *info;
safi_t safi;
afi_t afi;
svrf = XCALLOC(MTYPE_STATIC_RTABLE_INFO, sizeof(struct static_vrf));
for (afi = AFI_IP; afi <= AFI_IP6; afi++) {
for (safi = SAFI_UNICAST; safi <= SAFI_MULTICAST; safi++) {
if (afi == AFI_IP6)
table = srcdest_table_init();
else
table = route_table_init();
info = XCALLOC(MTYPE_STATIC_RTABLE_INFO,
sizeof(struct stable_info));
info->svrf = svrf;
info->afi = afi;
info->safi = safi;
route_table_set_info(table, info);
table->cleanup = zebra_stable_node_cleanup;
svrf->stable[afi][safi] = table;
}
}
return svrf;
}
static int static_vrf_new(struct vrf *vrf)
{
struct static_vrf *svrf;
svrf = static_vrf_alloc();
vrf->info = svrf;
svrf->vrf = vrf;
return 0;
}
static int static_vrf_enable(struct vrf *vrf)
{
static_zebra_vrf_register(vrf);
static_fixup_vrf_ids(vrf->info);
return 0;
}
static int static_vrf_disable(struct vrf *vrf)
{
static_zebra_vrf_unregister(vrf);
return 0;
}
static int static_vrf_delete(struct vrf *vrf)
{
struct route_table *table;
struct static_vrf *svrf;
safi_t safi;
afi_t afi;
void *info;
svrf = vrf->info;
for (afi = AFI_IP; afi <= AFI_IP6; afi++) {
for (safi = SAFI_UNICAST; safi <= SAFI_MULTICAST; safi++) {
table = svrf->stable[afi][safi];
info = route_table_get_info(table);
route_table_finish(table);
XFREE(MTYPE_STATIC_RTABLE_INFO, info);
svrf->stable[afi][safi] = NULL;
}
}
XFREE(MTYPE_STATIC_RTABLE_INFO, svrf);
return 0;
}
/* Lookup the static routing table in a VRF. */
struct route_table *static_vrf_static_table(afi_t afi, safi_t safi,
struct static_vrf *svrf)
{
if (!svrf)
return NULL;
if (afi >= AFI_MAX || safi >= SAFI_MAX)
return NULL;
return svrf->stable[afi][safi];
}
struct static_vrf *static_vrf_lookup_by_name(const char *name)
{
struct vrf *vrf;
if (!name)
name = VRF_DEFAULT_NAME;
vrf = vrf_lookup_by_name(name);
if (vrf)
return ((struct static_vrf *)vrf->info);
return NULL;
}
static int static_vrf_config_write(struct vty *vty)
{
struct lyd_node *dnode;
int written = 0;
dnode = yang_dnode_get(running_config->dnode, "/frr-routing:routing");
if (dnode) {
nb_cli_show_dnode_cmds(vty, dnode, false);
written = 1;
}
return written;
}
void static_vrf_init(void)
{
vrf_init(static_vrf_new, static_vrf_enable, static_vrf_disable,
static_vrf_delete);
vrf_cmd_init(static_vrf_config_write);
}
void static_vrf_terminate(void)
{
vrf_terminate();
}
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