bgpd/bgp_zebra.h

   1 /* zebra connection and redistribute fucntions.
   2  * Copyright (C) 1999 Kunihiro Ishiguro
   3  *
   4  * This file is part of GNU Zebra.
   5  *
   6  * GNU Zebra is free software; you can redistribute it and/or modify it
   7  * under the terms of the GNU General Public License as published by the
   8  * Free Software Foundation; either version 2, or (at your option) any
   9  * later version.
  10  *
  11  * GNU Zebra is distributed in the hope that it will be useful, but
  12  * WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License along
  17  * with this program; see the file COPYING; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
  19  */
  20
  21 #ifndef _QUAGGA_BGP_ZEBRA_H
  22 #define _QUAGGA_BGP_ZEBRA_H
  23
  24 #include "vxlan.h"
  25
  26 /* Macro to update bgp_original based on bpg_path_info */
  27 #define BGP_ORIGINAL_UPDATE(_bgp_orig, _mpinfo, _bgp)                          \
  28         ((_mpinfo->extra && _mpinfo->extra->bgp_orig                           \
  29           && _mpinfo->sub_type == BGP_ROUTE_IMPORTED)                          \
  30                  ? (_bgp_orig = _mpinfo->extra->bgp_orig)                      \
  31                  : (_bgp_orig = _bgp))
  32
  33 /* Default weight for next hop, if doing weighted ECMP. */
  34 #define BGP_ZEBRA_DEFAULT_NHOP_WEIGHT 1
  35
  36 extern void bgp_zebra_init(struct thread_master *master,
  37                            unsigned short instance);
  38 extern void bgp_zebra_init_tm_connect(struct bgp *bgp);
  39 extern uint32_t bgp_zebra_tm_get_id(void);
  40 extern bool bgp_zebra_tm_chunk_obtained(void);
  41 extern void bgp_zebra_destroy(void);
  42 extern int bgp_zebra_get_table_range(uint32_t chunk_size,
  43                                      uint32_t *start, uint32_t *end);
  44 extern int bgp_if_update_all(void);
  45 extern void bgp_zebra_announce(struct bgp_dest *dest, const struct prefix *p,
  46                                struct bgp_path_info *path, struct bgp *bgp,
  47                                afi_t afi, safi_t safi);
  48 extern void bgp_zebra_announce_table(struct bgp *bgp, afi_t afi, safi_t safi);
  49 extern void bgp_zebra_withdraw(const struct prefix *p,
  50                                struct bgp_path_info *path, struct bgp *bgp,
  51                                safi_t safi);
  52
  53 /* Announce routes of any bgp subtype of a table to zebra */
  54 extern void bgp_zebra_announce_table_all_subtypes(struct bgp *bgp, afi_t afi,
  55                                                   safi_t safi);
  56
  57 /* Withdraw all entries of any subtype in a BGP instances RIB table from Zebra */
  58 extern void bgp_zebra_withdraw_table_all_subtypes(struct bgp *bgp, afi_t afi,
  59                                                   safi_t safi);
  60
  61 extern void bgp_zebra_initiate_radv(struct bgp *bgp, struct peer *peer);
  62 extern void bgp_zebra_terminate_radv(struct bgp *bgp, struct peer *peer);
  63
  64 extern void bgp_zebra_instance_register(struct bgp *bgp);
  65 extern void bgp_zebra_instance_deregister(struct bgp *bgp);
  66
  67 extern void bgp_redistribute_redo(struct bgp *bgp);
  68 extern struct bgp_redist *bgp_redist_lookup(struct bgp *bgp, afi_t afi,
  69                                             uint8_t type,
  70                                             unsigned short instance);
  71 extern struct bgp_redist *bgp_redist_add(struct bgp *bgp, afi_t afi,
  72                                          uint8_t type, unsigned short instance);
  73 extern int bgp_redistribute_set(struct bgp *bgp, afi_t afi, int type,
  74                                 unsigned short instance, bool changed);
  75 extern int bgp_redistribute_resend(struct bgp *bgp, afi_t afi, int type,
  76                                    unsigned short instance);
  77 extern bool bgp_redistribute_rmap_set(struct bgp_redist *red, const char *name,
  78                                       struct route_map *route_map);
  79 extern bool bgp_redistribute_metric_set(struct bgp *bgp, struct bgp_redist *red,
  80                                         afi_t afi, int type, uint32_t metric);
  81 extern int bgp_redistribute_unset(struct bgp *bgp, afi_t afi, int type,
  82                                   unsigned short instance);
  83 extern int bgp_redistribute_unreg(struct bgp *bgp, afi_t afi, int type,
  84                                   unsigned short instance);
  85
  86 extern struct interface *if_lookup_by_ipv4(struct in_addr *addr,
  87                                            vrf_id_t vrf_id);
  88 extern struct interface *if_lookup_by_ipv4_exact(struct in_addr *addr,
  89                                                  vrf_id_t vrf_id);
  90 extern struct interface *if_lookup_by_ipv6(struct in6_addr *addr,
  91                                            ifindex_t ifindex, vrf_id_t vrf_id);
  92 extern struct interface *if_lookup_by_ipv6_exact(struct in6_addr *addr,
  93                                                  ifindex_t ifindex,
  94                                                  vrf_id_t vrf_id);
  95 extern int bgp_zebra_advertise_subnet(struct bgp *bgp, int advertise,
  96                                       vni_t vni);
  97 extern int bgp_zebra_advertise_gw_macip(struct bgp *bgp, int advertise,
  98                                         vni_t vni);
  99 extern int bgp_zebra_advertise_svi_macip(struct bgp *bgp, int advertise,
 100                                          vni_t vni);
 101 extern int bgp_zebra_advertise_all_vni(struct bgp *bgp, int advertise);
 102 extern int bgp_zebra_dup_addr_detection(struct bgp *bgp);
 103 extern int bgp_zebra_vxlan_flood_control(struct bgp *bgp,
 104                                          enum vxlan_flood_control flood_ctrl);
 105
 106 extern int bgp_zebra_num_connects(void);
 107
 108 extern bool bgp_zebra_nexthop_set(union sockunion *local,
 109                                   union sockunion *remote,
 110                                   struct bgp_nexthop *nexthop,
 111                                   struct peer *peer);
 112 struct bgp_pbr_action;
 113 struct bgp_pbr_match;
 114 struct bgp_pbr_rule;
 115 struct bgp_pbr_match_entry;
 116
 117 extern void bgp_send_pbr_rule_action(struct bgp_pbr_action *pbra,
 118                                      struct bgp_pbr_rule *pbr,
 119                                      bool install);
 120 extern void bgp_send_pbr_ipset_match(struct bgp_pbr_match *pbrim,
 121                                      bool install);
 122 extern void bgp_send_pbr_ipset_entry_match(struct bgp_pbr_match_entry *pbrime,
 123                                     bool install);
 124 extern void bgp_send_pbr_iptable(struct bgp_pbr_action *pba,
 125                           struct bgp_pbr_match *pbm,
 126                           bool install);
 127
 128 extern void bgp_zebra_announce_default(struct bgp *bgp, struct nexthop *nh,
 129                                 afi_t afi, uint32_t table_id, bool announce);
 130 extern int bgp_zebra_send_capabilities(struct bgp *bgp, bool disable);
 131 extern int bgp_zebra_update(afi_t afi, safi_t safi, vrf_id_t vrf_id, int type);
 132 extern int bgp_zebra_stale_timer_update(struct bgp *bgp);
 133 extern int bgp_zebra_srv6_manager_get_locator_chunk(const char *name);
 134 extern int bgp_zebra_srv6_manager_release_locator_chunk(const char *name);
 135 #endif /* _QUAGGA_BGP_ZEBRA_H */