projects / mirror_frr.git / blame
| Commit | Line | Data |
|---|---|---|
| 8b5fdf2e PR |
1 | /* |
| 2 | * Zebra EVPN for VxLAN code | |
| 3 | * Copyright (C) 2016, 2017 Cumulus Networks, Inc. | |
| 4 | * | |
| 5 | * This file is part of FRR. | |
| 6 | * | |
| 7 | * FRR is free software; you can redistribute it and/or modify it | |
| 8 | * under the terms of the GNU General Public License as published by the | |
| 9 | * Free Software Foundation; either version 2, or (at your option) any | |
| 10 | * later version. | |
| 11 | * | |
| 12 | * FRR is distributed in the hope that it will be useful, but | |
| 13 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 15 | * General Public License for more details. | |
| 16 | * | |
| 17 | * You should have received a copy of the GNU General Public License | |
| 18 | * along with FRR; see the file COPYING. If not, write to the Free | |
| 19 | * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA | |
| 20 | * 02111-1307, USA. | |
| 21 | */ | |
| 22 | ||
| 23 | /* Get the VRR interface for SVI if any */ | |
| 24 | static inline struct interface * | |
| 25 | zebra_get_vrr_intf_for_svi(struct interface *ifp) | |
| 26 | { | |
| 27 | struct zebra_vrf *zvrf = NULL; | |
| 28 | struct interface *tmp_if = NULL; | |
| 29 | struct zebra_if *zif = NULL; | |
| 30 | ||
| 31 | zvrf = vrf_info_lookup(ifp->vrf_id); | |
| 32 | assert(zvrf); | |
| 33 | ||
| 34 | FOR_ALL_INTERFACES (zvrf->vrf, tmp_if) { | |
| 35 | zif = tmp_if->info; | |
| 36 | if (!zif) | |
| 37 | continue; | |
| 38 | ||
| 39 | if (!IS_ZEBRA_IF_MACVLAN(tmp_if)) | |
| 40 | continue; | |
| 41 | ||
| 42 | if (zif->link == ifp) | |
| 43 | return tmp_if; | |
| 44 | } | |
| 45 | ||
| 46 | return NULL; | |
| 47 | } | |
| 48 | ||
| 49 | /* EVPN<=>vxlan_zif association */ | |
| f6371c34 | 50 | static inline void zevpn_vxlan_if_set(struct zebra_evpn *zevpn, |
| 8b5fdf2e PR |
51 | struct interface *ifp, bool set) |
| 52 | { | |
| 53 | struct zebra_if *zif; | |
| 54 | ||
| 55 | if (set) { | |
| 56 | if (zevpn->vxlan_if == ifp) | |
| 57 | return; | |
| 58 | zevpn->vxlan_if = ifp; | |
| 59 | } else { | |
| 60 | if (!zevpn->vxlan_if) | |
| 61 | return; | |
| 62 | zevpn->vxlan_if = NULL; | |
| 63 | } | |
| 64 | ||
| 65 | if (ifp) | |
| 66 | zif = ifp->info; | |
| 67 | else | |
| 68 | zif = NULL; | |
| 69 | ||
| 70 | zebra_evpn_vxl_evpn_set(zif, zevpn, set); | |
| 71 | } |