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ae251b8684
Add affinity-map hooks to check the utilization of affinity-map in link-params before its deletion and to update link-params when the affinity-map bit-position is updated. Signed-off-by: Louis Scalbert <louis.scalbert@6wind.com>
137 lines
3.3 KiB
C
137 lines
3.3 KiB
C
/*
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* affinity map northbound implementation.
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*
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* Copyright 2022 Hiroki Shirokura, LINE Corporation
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* Copyright 2022 Masakazu Asama
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* Copyright 2022 6WIND S.A.
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*
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* This file is part of Free Range Routing (FRR).
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*
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* FRR is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2, or (at your option) any
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* later version.
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*
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* FRR is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; see the file COPYING; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <zebra.h>
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#include "lib/command.h"
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#include "lib/log.h"
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#include "lib/northbound.h"
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#include "lib/affinitymap.h"
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/*
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* XPath: /frr-affinity-map:lib/affinity-maps/affinity-map
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*/
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static int lib_affinity_map_create(struct nb_cb_create_args *args)
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{
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return NB_OK;
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}
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static int lib_affinity_map_destroy(struct nb_cb_destroy_args *args)
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{
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const char *name;
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name = yang_dnode_get_string((const struct lyd_node *)args->dnode,
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"./name");
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switch (args->event) {
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case NB_EV_VALIDATE:
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if (!affinity_map_check_use_hook(name))
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break;
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snprintf(args->errmsg, args->errmsg_len,
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"affinity-map %s is used", name);
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return NB_ERR_VALIDATION;
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case NB_EV_PREPARE:
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case NB_EV_ABORT:
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break;
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case NB_EV_APPLY:
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affinity_map_unset(name);
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break;
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}
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return NB_OK;
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}
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/*
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* XPath: /frr-affinity-map:lib/affinity-maps/affinity-map/value
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*/
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static int lib_affinity_map_value_modify(struct nb_cb_modify_args *args)
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{
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const char *name;
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char *map_name;
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uint16_t pos;
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name = yang_dnode_get_string(
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(const struct lyd_node *)args->dnode->parent, "./name");
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pos = yang_dnode_get_uint16(
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(const struct lyd_node *)args->dnode->parent, "./value");
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switch (args->event) {
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case NB_EV_VALIDATE:
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map_name = affinity_map_name_get(pos);
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if (map_name &&
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strncmp(map_name, name, AFFINITY_NAME_SIZE) != 0) {
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snprintf(args->errmsg, args->errmsg_len,
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"bit-position is used by %s.", map_name);
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return NB_ERR_VALIDATION;
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}
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if (!affinity_map_check_update_hook(name, pos)) {
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snprintf(
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args->errmsg, args->errmsg_len,
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"affinity-map new bit-position > 31 but is used with standard admin-groups");
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return NB_ERR_VALIDATION;
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}
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break;
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case NB_EV_PREPARE:
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case NB_EV_ABORT:
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break;
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case NB_EV_APPLY:
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affinity_map_update_hook(name, pos);
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affinity_map_set(name, pos);
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break;
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}
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return NB_OK;
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}
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static int lib_affinity_map_value_destroy(struct nb_cb_destroy_args *args)
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{
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return NB_OK;
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}
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/* clang-format off */
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const struct frr_yang_module_info frr_affinity_map_info = {
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.name = "frr-affinity-map",
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.nodes = {
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{
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.xpath = "/frr-affinity-map:lib/affinity-maps/affinity-map",
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.cbs = {
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.create = lib_affinity_map_create,
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.destroy = lib_affinity_map_destroy,
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.cli_show = cli_show_affinity_map,
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}
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},
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{
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.xpath = "/frr-affinity-map:lib/affinity-maps/affinity-map/value",
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.cbs = {
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.modify = lib_affinity_map_value_modify,
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.destroy = lib_affinity_map_value_destroy,
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}
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},
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{
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.xpath = NULL,
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},
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}
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};
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