zebra/zebra_vxlan.h

   1 /*
   2  * Zebra VxLAN (EVPN) Data structures and definitions
   3  * These are public definitions referenced by other files.
   4  * Copyright (C) 2016, 2017 Cumulus Networks, Inc.
   5  *
   6  * This file is part of FRR.
   7  *
   8  * FRR is free software; you can redistribute it and/or modify it
   9  * under the terms of the GNU General Public License as published by the
  10  * Free Software Foundation; either version 2, or (at your option) any
  11  * later version.
  12  *
  13  * FRR is distributed in the hope that it will be useful, but
  14  * WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with FRR; see the file COPYING.  If not, write to the Free
  20  * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
  21  * 02111-1307, USA.
  22  */
  23
  24 #ifndef _ZEBRA_VXLAN_H
  25 #define _ZEBRA_VXLAN_H
  26
  27 #include <zebra.h>
  28
  29 #include "linklist.h"
  30 #include "if.h"
  31 #include "vlan.h"
  32 #include "vxlan.h"
  33
  34 #include "lib/json.h"
  35 #include "zebra/zebra_vrf.h"
  36 #include "zebra/zserv.h"
  37
  38 #ifdef __cplusplus
  39 extern "C" {
  40 #endif
  41
  42 /* Is EVPN enabled? */
  43 #define EVPN_ENABLED(zvrf)  (zvrf)->advertise_all_vni
  44 static inline int is_evpn_enabled(void)
  45 {
  46         struct zebra_vrf *zvrf = NULL;
  47         zvrf = zebra_vrf_lookup_by_id(VRF_DEFAULT);
  48         return zvrf ? zvrf->advertise_all_vni : 0;
  49 }
  50
  51 static inline int
  52 is_vxlan_flooding_head_end(void)
  53 {
  54         struct zebra_vrf *zvrf = zebra_vrf_lookup_by_id(VRF_DEFAULT);
  55
  56         if (!zvrf)
  57                 return 0;
  58         return (zvrf->vxlan_flood_ctrl == VXLAN_FLOOD_HEAD_END_REPL);
  59 }
  60
  61 /* VxLAN interface change flags of interest. */
  62 #define ZEBRA_VXLIF_LOCAL_IP_CHANGE     0x1
  63 #define ZEBRA_VXLIF_MASTER_CHANGE       0x2
  64 #define ZEBRA_VXLIF_VLAN_CHANGE         0x4
  65
  66 #define VNI_STR_LEN 32
  67
  68 /* ZAPI message handlers */
  69 extern void zebra_vxlan_remote_macip_add(ZAPI_HANDLER_ARGS);
  70 extern void zebra_vxlan_remote_macip_del(ZAPI_HANDLER_ARGS);
  71 extern void zebra_vxlan_remote_vtep_add(ZAPI_HANDLER_ARGS);
  72 extern void zebra_vxlan_remote_vtep_del(ZAPI_HANDLER_ARGS);
  73 extern void zebra_vxlan_flood_control(ZAPI_HANDLER_ARGS);
  74 extern void zebra_vxlan_advertise_subnet(ZAPI_HANDLER_ARGS);
  75 extern void zebra_vxlan_advertise_svi_macip(ZAPI_HANDLER_ARGS);
  76 extern void zebra_vxlan_advertise_gw_macip(ZAPI_HANDLER_ARGS);
  77 extern void zebra_vxlan_advertise_all_vni(ZAPI_HANDLER_ARGS);
  78 extern void zebra_vxlan_dup_addr_detection(ZAPI_HANDLER_ARGS);
  79
  80 extern int is_l3vni_for_prefix_routes_only(vni_t vni);
  81 extern ifindex_t get_l3vni_svi_ifindex(vrf_id_t vrf_id);
  82 extern int zebra_vxlan_vrf_delete(struct zebra_vrf *zvrf);
  83 extern int zebra_vxlan_vrf_enable(struct zebra_vrf *zvrf);
  84 extern int zebra_vxlan_vrf_disable(struct zebra_vrf *zvrf);
  85 extern int zebra_vxlan_vrf_delete(struct zebra_vrf *zvrf);
  86 extern void zebra_vxlan_print_specific_nh_l3vni(struct vty *vty, vni_t l3vni,
  87                                                 struct ipaddr *ip, bool uj);
  88 extern void zebra_vxlan_print_evpn(struct vty *vty, bool uj);
  89 extern void zebra_vxlan_print_specific_rmac_l3vni(struct vty *vty, vni_t l3vni,
  90                                                   struct ethaddr *rmac,
  91                                                   bool use_json);
  92 extern void zebra_vxlan_print_macs_vni(struct vty *vty, struct zebra_vrf *zvrf,
  93                                        vni_t vni, bool use_json);
  94 extern void zebra_vxlan_print_macs_all_vni(struct vty *vty,
  95                                            struct zebra_vrf *zvrf,
  96                                            bool print_dup,
  97                                            bool use_json);
  98 extern void zebra_vxlan_print_macs_all_vni_detail(struct vty *vty,
  99                                                   struct zebra_vrf *zvrf,
 100                                                   bool print_dup,
 101                                                   bool use_json);
 102 extern void zebra_vxlan_print_macs_all_vni_vtep(struct vty *vty,
 103                                                 struct zebra_vrf *zvrf,
 104                                                 struct in_addr vtep_ip,
 105                                                 bool use_json);
 106 extern void zebra_vxlan_print_specific_mac_vni(struct vty *vty,
 107                                                struct zebra_vrf *zvrf,
 108                                                vni_t vni, struct ethaddr *mac,
 109                                                bool use_json);
 110 extern void zebra_vxlan_print_macs_vni_vtep(struct vty *vty,
 111                                             struct zebra_vrf *zvrf, vni_t vni,
 112                                             struct in_addr vtep_ip,
 113                                             bool use_json);
 114 extern void zebra_vxlan_print_macs_vni_dad(struct vty *vty,
 115                                            struct zebra_vrf *zvrf, vni_t vni,
 116                                            bool use_json);
 117 extern void zebra_vxlan_print_neigh_vni(struct vty *vty, struct zebra_vrf *zvrf,
 118                                         vni_t vni, bool use_json);
 119 extern void zebra_vxlan_print_neigh_all_vni(struct vty *vty,
 120                                             struct zebra_vrf *zvrf,
 121                                             bool print_dup,
 122                                             bool use_json);
 123 extern void zebra_vxlan_print_neigh_all_vni_detail(struct vty *vty,
 124                                                    struct zebra_vrf *zvrf,
 125                                                    bool print_dup,
 126                                                    bool use_json);
 127 extern void zebra_vxlan_print_specific_neigh_vni(struct vty *vty,
 128                                                  struct zebra_vrf *zvrf,
 129                                                  vni_t vni, struct ipaddr *ip,
 130                                                  bool use_json);
 131 extern void zebra_vxlan_print_neigh_vni_vtep(struct vty *vty,
 132                                              struct zebra_vrf *zvrf, vni_t vni,
 133                                              struct in_addr vtep_ip,
 134                                              bool use_json);
 135 extern void zebra_vxlan_print_neigh_vni_dad(struct vty *vty,
 136                                         struct zebra_vrf *zvrf, vni_t vni,
 137                                         bool use_json);
 138 extern void zebra_vxlan_print_vni(struct vty *vty, struct zebra_vrf *zvrf,
 139                                   vni_t vni, bool use_json);
 140 extern void zebra_vxlan_print_vnis(struct vty *vty, struct zebra_vrf *zvrf,
 141                                    bool use_json);
 142 extern void zebra_vxlan_print_vnis_detail(struct vty *vty,
 143                                           struct zebra_vrf *zvrf,
 144                                           bool use_json);
 145 extern void zebra_vxlan_print_rmacs_l3vni(struct vty *vty, vni_t vni,
 146                                           bool use_json);
 147 extern void zebra_vxlan_print_rmacs_all_l3vni(struct vty *vty, bool use_json);
 148 extern void zebra_vxlan_print_nh_l3vni(struct vty *vty, vni_t vni,
 149                                        bool use_json);
 150 extern void zebra_vxlan_print_nh_all_l3vni(struct vty *vty, bool use_json);
 151 extern void zebra_vxlan_print_l3vni(struct vty *vty, vni_t vni, bool use_json);
 152 extern void zebra_vxlan_print_vrf_vni(struct vty *vty, struct zebra_vrf *zvrf,
 153                                       json_object *json_vrfs);
 154 extern int zebra_vxlan_add_del_gw_macip(struct interface *ifp, struct prefix *p,
 155                                         int add);
 156 extern int zebra_vxlan_svi_up(struct interface *ifp, struct interface *link_if);
 157 extern int zebra_vxlan_svi_down(struct interface *ifp,
 158                                 struct interface *link_if);
 159 extern int zebra_vxlan_handle_kernel_neigh_update(
 160         struct interface *ifp, struct interface *link_if, struct ipaddr *ip,
 161         struct ethaddr *macaddr, uint16_t state, bool is_ext,
 162         bool is_router);
 163 extern int zebra_vxlan_handle_kernel_neigh_del(struct interface *ifp,
 164                                        struct interface *link_if,
 165                                        struct ipaddr *ip);
 166 extern int zebra_vxlan_local_mac_add_update(struct interface *ifp,
 167                                             struct interface *br_if,
 168                                             struct ethaddr *mac, vlanid_t vid,
 169                                             bool sticky);
 170 extern int zebra_vxlan_local_mac_del(struct interface *ifp,
 171                                      struct interface *br_if,
 172                                      struct ethaddr *mac, vlanid_t vid);
 173 extern int zebra_vxlan_check_readd_remote_mac(struct interface *ifp,
 174                                               struct interface *br_if,
 175                                               struct ethaddr *mac,
 176                                               vlanid_t vid);
 177 extern int zebra_vxlan_check_del_local_mac(struct interface *ifp,
 178                                            struct interface *br_if,
 179                                            struct ethaddr *mac, vlanid_t vid);
 180 extern int zebra_vxlan_if_up(struct interface *ifp);
 181 extern int zebra_vxlan_if_down(struct interface *ifp);
 182 extern int zebra_vxlan_if_add(struct interface *ifp);
 183 extern int zebra_vxlan_if_update(struct interface *ifp, uint16_t chgflags);
 184 extern int zebra_vxlan_if_del(struct interface *ifp);
 185 extern int zebra_vxlan_process_vrf_vni_cmd(struct zebra_vrf *zvrf, vni_t vni,
 186                                            char *err, int err_str_sz,
 187                                            int filter, int add);
 188 extern void zebra_vxlan_init_tables(struct zebra_vrf *zvrf);
 189 extern void zebra_vxlan_close_tables(struct zebra_vrf *);
 190 extern void zebra_vxlan_cleanup_tables(struct zebra_vrf *);
 191 extern void zebra_vxlan_init(void);
 192 extern void zebra_vxlan_disable(void);
 193 extern void zebra_vxlan_evpn_vrf_route_add(vrf_id_t vrf_id,
 194                                            struct ethaddr *rmac,
 195                                            struct ipaddr *ip,
 196                                            struct prefix *host_prefix);
 197 extern void zebra_vxlan_evpn_vrf_route_del(vrf_id_t vrf_id,
 198                                            struct ipaddr *vtep_ip,
 199                                            struct prefix *host_prefix);
 200 extern int zebra_vxlan_clear_dup_detect_vni_mac(struct vty *vty,
 201                                                 struct zebra_vrf *zvrf,
 202                                                 vni_t vni,
 203                                                 struct ethaddr *macaddr);
 204 extern int zebra_vxlan_clear_dup_detect_vni_ip(struct vty *vty,
 205                                                struct zebra_vrf *zvrf,
 206                                                vni_t vni, struct ipaddr *ip);
 207 extern int zebra_vxlan_clear_dup_detect_vni_all(struct vty *vty,
 208                                                 struct zebra_vrf *zvrf);
 209 extern int zebra_vxlan_clear_dup_detect_vni(struct vty *vty,
 210                                             struct zebra_vrf *zvrf,
 211                                             vni_t vni);
 212
 213 #ifdef __cplusplus
 214 }
 215 #endif
 216
 217 #endif /* _ZEBRA_VXLAN_H */