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340fdf6a80
Add Maximum SRv6 SID Depths (MSDs) parameters as per RFC 9352 section #4 to the per-area IS-IS SRv6 Data Base. Currently the MSD values are hardcoded. Signed-off-by: Carmine Scarpitta <carmine.scarpitta@uniroma2.it>
67 lines
1.4 KiB
C
67 lines
1.4 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* This is an implementation of Segment Routing over IPv6 (SRv6) for IS-IS
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* as per RFC 9352
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* https://datatracker.ietf.org/doc/html/rfc9352
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*
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* Copyright (C) 2023 Carmine Scarpitta - University of Rome Tor Vergata
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*/
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#include <zebra.h>
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#include "isisd/isisd.h"
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#include "isisd/isis_srv6.h"
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/**
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* IS-IS SRv6 initialization for given area.
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*
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* @param area IS-IS area
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*/
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void isis_srv6_area_init(struct isis_area *area)
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{
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struct isis_srv6_db *srv6db;
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if (!area)
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return;
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srv6db = &area->srv6db;
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sr_debug("ISIS-SRv6 (%s): Initialize Segment Routing SRv6 DB",
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area->area_tag);
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/* Initialize SRv6 Data Base */
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memset(srv6db, 0, sizeof(*srv6db));
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/* Pull defaults from the YANG module */
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srv6db->config.enabled = yang_get_default_bool("%s/enabled", ISIS_SRV6);
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srv6db->config.max_seg_left_msd = SRV6_MAX_SEG_LEFT;
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srv6db->config.max_end_pop_msd = SRV6_MAX_END_POP;
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srv6db->config.max_h_encaps_msd = SRV6_MAX_H_ENCAPS;
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srv6db->config.max_end_d_msd = SRV6_MAX_END_D;
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}
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/**
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* Terminate IS-IS SRv6 for the given area.
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*
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* @param area IS-IS area
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*/
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void isis_srv6_area_term(struct isis_area *area)
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{
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sr_debug("ISIS-SRv6 (%s): Terminate SRv6", area->area_tag);
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}
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/**
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* IS-IS SRv6 global initialization.
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*/
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void isis_srv6_init(void)
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{
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}
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/**
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* IS-IS SRv6 global terminate.
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*/
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void isis_srv6_term(void)
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{
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}
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