bgpd/bgp_zebra.h

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /* zebra connection and redistribute fucntions.
   3  * Copyright (C) 1999 Kunihiro Ishiguro
   4  */
   5
   6 #ifndef _QUAGGA_BGP_ZEBRA_H
   7 #define _QUAGGA_BGP_ZEBRA_H
   8
   9 #include "vxlan.h"
  10
  11 /* Macro to update bgp_original based on bpg_path_info */
  12 #define BGP_ORIGINAL_UPDATE(_bgp_orig, _mpinfo, _bgp)                          \
  13         ((_mpinfo->extra && _mpinfo->extra->bgp_orig                           \
  14           && _mpinfo->sub_type == BGP_ROUTE_IMPORTED)                          \
  15                  ? (_bgp_orig = _mpinfo->extra->bgp_orig)                      \
  16                  : (_bgp_orig = _bgp))
  17
  18 /* Default weight for next hop, if doing weighted ECMP. */
  19 #define BGP_ZEBRA_DEFAULT_NHOP_WEIGHT 1
  20
  21 extern void bgp_zebra_init(struct event_loop *master, unsigned short instance);
  22 extern void bgp_if_init(void);
  23 extern void bgp_zebra_init_tm_connect(struct bgp *bgp);
  24 extern uint32_t bgp_zebra_tm_get_id(void);
  25 extern bool bgp_zebra_tm_chunk_obtained(void);
  26 extern void bgp_zebra_destroy(void);
  27 extern int bgp_zebra_get_table_range(uint32_t chunk_size,
  28                                      uint32_t *start, uint32_t *end);
  29 extern int bgp_if_update_all(void);
  30 extern void bgp_zebra_announce(struct bgp_dest *dest, const struct prefix *p,
  31                                struct bgp_path_info *path, struct bgp *bgp,
  32                                afi_t afi, safi_t safi);
  33 extern void bgp_zebra_announce_table(struct bgp *bgp, afi_t afi, safi_t safi);
  34 extern void bgp_zebra_withdraw(const struct prefix *p,
  35                                struct bgp_path_info *path, struct bgp *bgp,
  36                                safi_t safi);
  37
  38 /* Announce routes of any bgp subtype of a table to zebra */
  39 extern void bgp_zebra_announce_table_all_subtypes(struct bgp *bgp, afi_t afi,
  40                                                   safi_t safi);
  41
  42 /* Withdraw all entries of any subtype in a BGP instances RIB table from Zebra */
  43 extern void bgp_zebra_withdraw_table_all_subtypes(struct bgp *bgp, afi_t afi,
  44                                                   safi_t safi);
  45
  46 extern void bgp_zebra_initiate_radv(struct bgp *bgp, struct peer *peer);
  47 extern void bgp_zebra_terminate_radv(struct bgp *bgp, struct peer *peer);
  48
  49 extern void bgp_zebra_instance_register(struct bgp *bgp);
  50 extern void bgp_zebra_instance_deregister(struct bgp *bgp);
  51
  52 extern void bgp_redistribute_redo(struct bgp *bgp);
  53 extern struct bgp_redist *bgp_redist_lookup(struct bgp *bgp, afi_t afi,
  54                                             uint8_t type,
  55                                             unsigned short instance);
  56 extern struct bgp_redist *bgp_redist_add(struct bgp *bgp, afi_t afi,
  57                                          uint8_t type, unsigned short instance);
  58 extern int bgp_redistribute_set(struct bgp *bgp, afi_t afi, int type,
  59                                 unsigned short instance, bool changed);
  60 extern int bgp_redistribute_resend(struct bgp *bgp, afi_t afi, int type,
  61                                    unsigned short instance);
  62 extern bool bgp_redistribute_rmap_set(struct bgp_redist *red, const char *name,
  63                                       struct route_map *route_map);
  64 extern bool bgp_redistribute_metric_set(struct bgp *bgp, struct bgp_redist *red,
  65                                         afi_t afi, int type, uint32_t metric);
  66 extern int bgp_redistribute_unset(struct bgp *bgp, afi_t afi, int type,
  67                                   unsigned short instance);
  68 extern int bgp_redistribute_unreg(struct bgp *bgp, afi_t afi, int type,
  69                                   unsigned short instance);
  70
  71 extern struct interface *if_lookup_by_ipv4(struct in_addr *addr,
  72                                            vrf_id_t vrf_id);
  73 extern struct interface *if_lookup_by_ipv4_exact(struct in_addr *addr,
  74                                                  vrf_id_t vrf_id);
  75 extern struct interface *if_lookup_by_ipv6(struct in6_addr *addr,
  76                                            ifindex_t ifindex, vrf_id_t vrf_id);
  77 extern struct interface *if_lookup_by_ipv6_exact(struct in6_addr *addr,
  78                                                  ifindex_t ifindex,
  79                                                  vrf_id_t vrf_id);
  80 extern int bgp_zebra_advertise_subnet(struct bgp *bgp, int advertise,
  81                                       vni_t vni);
  82 extern int bgp_zebra_advertise_gw_macip(struct bgp *bgp, int advertise,
  83                                         vni_t vni);
  84 extern int bgp_zebra_advertise_svi_macip(struct bgp *bgp, int advertise,
  85                                          vni_t vni);
  86 extern int bgp_zebra_advertise_all_vni(struct bgp *bgp, int advertise);
  87 extern int bgp_zebra_dup_addr_detection(struct bgp *bgp);
  88 extern int bgp_zebra_vxlan_flood_control(struct bgp *bgp,
  89                                          enum vxlan_flood_control flood_ctrl);
  90
  91 extern int bgp_zebra_num_connects(void);
  92
  93 extern bool bgp_zebra_nexthop_set(union sockunion *local,
  94                                   union sockunion *remote,
  95                                   struct bgp_nexthop *nexthop,
  96                                   struct peer *peer);
  97 struct bgp_pbr_action;
  98 struct bgp_pbr_match;
  99 struct bgp_pbr_rule;
 100 struct bgp_pbr_match_entry;
 101
 102 extern void bgp_send_pbr_rule_action(struct bgp_pbr_action *pbra,
 103                                      struct bgp_pbr_rule *pbr,
 104                                      bool install);
 105 extern void bgp_send_pbr_ipset_match(struct bgp_pbr_match *pbrim,
 106                                      bool install);
 107 extern void bgp_send_pbr_ipset_entry_match(struct bgp_pbr_match_entry *pbrime,
 108                                     bool install);
 109 extern void bgp_send_pbr_iptable(struct bgp_pbr_action *pba,
 110                           struct bgp_pbr_match *pbm,
 111                           bool install);
 112
 113 extern void bgp_zebra_announce_default(struct bgp *bgp, struct nexthop *nh,
 114                                 afi_t afi, uint32_t table_id, bool announce);
 115 extern int bgp_zebra_send_capabilities(struct bgp *bgp, bool disable);
 116 extern int bgp_zebra_update(struct bgp *bgp, afi_t afi, safi_t safi,
 117                             enum zserv_client_capabilities);
 118 extern int bgp_zebra_stale_timer_update(struct bgp *bgp);
 119 extern int bgp_zebra_srv6_manager_get_locator_chunk(const char *name);
 120 extern int bgp_zebra_srv6_manager_release_locator_chunk(const char *name);
 121 extern void bgp_zebra_send_nexthop_label(int cmd, mpls_label_t label,
 122                                          ifindex_t index, vrf_id_t vrfid,
 123                                          enum lsp_types_t ltype,
 124                                          struct prefix *p);
 125 #endif /* _QUAGGA_BGP_ZEBRA_H */