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If we receive a notification from zebra indicating that the installation of a pseudowire has failed (e.g. no reachability), send a PW Status notification to the remote peer (or a Label Withdraw if the remote peer doesn't support the PW Status TLV). Signed-off-by: Renato Westphal <renato@opensourcerouting.org>
53 lines
1.5 KiB
C
53 lines
1.5 KiB
C
/* Pseudowire definitions
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* Copyright (C) 2016 Volta Networks, Inc.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program 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
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* along with this program; see the file COPYING; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
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* MA 02110-1301 USA
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*/
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#ifndef _FRR_PW_H
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#define _FRR_PW_H
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/* L2VPN name length. */
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#define L2VPN_NAME_LEN 32
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/* Pseudowire type - LDP and BGP use the same values. */
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#define PW_TYPE_ETHERNET_TAGGED 0x0004 /* RFC 4446 */
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#define PW_TYPE_ETHERNET 0x0005 /* RFC 4446 */
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#define PW_TYPE_WILDCARD 0x7FFF /* RFC 4863, RFC 6668 */
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/* Pseudowire flags. */
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#define F_PSEUDOWIRE_CWORD 0x01
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/* Pseudowire status. */
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#define PW_STATUS_DOWN 0
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#define PW_STATUS_UP 1
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/*
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* Protocol-specific information about the pseudowire.
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*/
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union pw_protocol_fields {
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struct {
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struct in_addr lsr_id;
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uint32_t pwid;
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char vpn_name[L2VPN_NAME_LEN];
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} ldp;
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struct {
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/* TODO */
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} bgp;
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};
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#endif /* _FRR_PW_H */
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