mirror_frr/zebra/zebra_ns.h
Donald Sharp 47a08aa968 zebra: Upon client disconnect remove routes from all tables
It is possible for clients to install routes into tables
that they desire.  Modify the code to delete these routes
from these tables as well.

Signed-off-by: Donald Sharp <sharpd@cumulusnetworks.com>
2018-03-16 10:18:07 -04:00

96 lines
2.5 KiB
C

/*
* Zebra NS header
* Copyright (C) 2016 Cumulus Networks, Inc.
* Donald Sharp
*
* This file is part of Quagga.
*
* Quagga 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.
*
* Quagga 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
*/
#if !defined(__ZEBRA_NS_H__)
#define __ZEBRA_NS_H__
#include <lib/ns.h>
#include <lib/vrf.h>
#ifdef HAVE_NETLINK
/* Socket interface to kernel */
struct nlsock {
int sock;
int seq;
struct sockaddr_nl snl;
char name[64];
};
#endif
struct zebra_ns_table {
RB_ENTRY(zebra_ns_table) zebra_ns_table_entry;
uint32_t tableid;
afi_t afi;
struct route_table *table;
};
RB_HEAD(zebra_ns_table_head, zebra_ns_table);
RB_PROTOTYPE(zebra_ns_table_head, zebra_ns_table, zebra_ns_table_entry,
zebra_ns_table_entry_compare)
struct zebra_ns {
/* net-ns name. */
char name[VRF_NAMSIZ];
/* Identifier. */
ns_id_t ns_id;
#ifdef HAVE_NETLINK
struct nlsock netlink; /* kernel messages */
struct nlsock netlink_cmd; /* command channel */
struct thread *t_netlink;
#endif
struct route_table *if_table;
/* L3-VNI hash table (for EVPN). Only in default instance */
struct hash *l3vni_table;
#if defined(HAVE_RTADV)
struct rtadv rtadv;
#endif /* HAVE_RTADV */
struct zebra_ns_table_head ns_tables;
struct hash *rules_hash;
/* Back pointer */
struct ns *ns;
};
struct zebra_ns *zebra_ns_lookup(ns_id_t ns_id);
int zebra_ns_init(void);
int zebra_ns_enable(ns_id_t ns_id, void **info);
int zebra_ns_disabled(struct ns *ns);
int zebra_ns_disable(ns_id_t ns_id, void **info);
extern struct route_table *zebra_ns_find_table(struct zebra_ns *zns,
uint32_t tableid, afi_t afi);
extern struct route_table *zebra_ns_get_table(struct zebra_ns *zns,
struct zebra_vrf *zvrf,
uint32_t tableid, afi_t afi);
int zebra_ns_config_write(struct vty *vty, struct ns *ns);
unsigned long zebra_ns_score_proto(u_char proto, u_short instance);
#endif