diff options
Diffstat (limited to 'zebra/zapi_msg.c')
| -rw-r--r-- | zebra/zapi_msg.c | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/zebra/zapi_msg.c b/zebra/zapi_msg.c index 77a9188fe8..55f8edd272 100644 --- a/zebra/zapi_msg.c +++ b/zebra/zapi_msg.c @@ -3240,6 +3240,61 @@ stream_failure: return; } +static inline void zebra_gre_get(ZAPI_HANDLER_ARGS) +{ + struct stream *s; + ifindex_t idx; + struct interface *ifp; + struct zebra_if *zebra_if = NULL; + struct zebra_l2info_gre *gre_info; + struct interface *ifp_link = NULL; + vrf_id_t vrf_id_link = VRF_UNKNOWN; + vrf_id_t vrf_id = zvrf->vrf->vrf_id; + + s = msg; + STREAM_GETL(s, idx); + ifp = if_lookup_by_index(idx, vrf_id); + + if (ifp) + zebra_if = ifp->info; + + s = stream_new(ZEBRA_MAX_PACKET_SIZ); + + zclient_create_header(s, ZEBRA_GRE_UPDATE, vrf_id); + + if (ifp && IS_ZEBRA_IF_GRE(ifp) && zebra_if) { + gre_info = &zebra_if->l2info.gre; + + stream_putl(s, idx); + stream_putl(s, gre_info->ikey); + stream_putl(s, gre_info->ikey); + stream_putl(s, gre_info->ifindex_link); + + ifp_link = if_lookup_by_index_per_ns( + zebra_ns_lookup(gre_info->link_nsid), + gre_info->ifindex_link); + if (ifp_link) + vrf_id_link = ifp_link->vrf_id; + stream_putl(s, vrf_id_link); + stream_putl(s, gre_info->vtep_ip.s_addr); + stream_putl(s, gre_info->vtep_ip_remote.s_addr); + } else { + stream_putl(s, idx); + stream_putl(s, 0); + stream_putl(s, 0); + stream_putl(s, IFINDEX_INTERNAL); + stream_putl(s, VRF_UNKNOWN); + stream_putl(s, 0); + } + /* Write packet size. */ + stream_putw_at(s, 0, stream_get_endp(s)); + zserv_send_message(client, s); + + return; + stream_failure: + return; +} + static inline void zebra_configure_arp(ZAPI_HANDLER_ARGS) { struct stream *s; @@ -3373,6 +3428,57 @@ stream_failure: return; } +static inline void zebra_gre_source_set(ZAPI_HANDLER_ARGS) +{ + struct stream *s; + ifindex_t idx, link_idx; + vrf_id_t link_vrf_id; + struct interface *ifp; + struct interface *ifp_link; + vrf_id_t vrf_id = zvrf->vrf->vrf_id; + struct zebra_if *zif, *gre_zif; + struct zebra_l2info_gre *gre_info; + unsigned int mtu; + + s = msg; + STREAM_GETL(s, idx); + ifp = if_lookup_by_index(idx, vrf_id); + STREAM_GETL(s, link_idx); + STREAM_GETL(s, link_vrf_id); + STREAM_GETL(s, mtu); + + ifp_link = if_lookup_by_index(link_idx, link_vrf_id); + if (!ifp_link || !ifp) { + zlog_warn("GRE (index %u, VRF %u) or GRE link interface (index %u, VRF %u) not found, when setting GRE params", + idx, vrf_id, link_idx, link_vrf_id); + return; + } + + if (!IS_ZEBRA_IF_GRE(ifp)) + return; + + gre_zif = (struct zebra_if *)ifp->info; + zif = (struct zebra_if *)ifp_link->info; + if (!zif || !gre_zif) + return; + + gre_info = &zif->l2info.gre; + if (!gre_info) + return; + + if (!mtu) + mtu = ifp->mtu; + + /* if gre link already set or mtu did not change, do not set it */ + if (gre_zif->link && gre_zif->link == ifp_link && mtu == ifp->mtu) + return; + + dplane_gre_set(ifp, ifp_link, mtu, gre_info); + + stream_failure: + return; +} + static void zsend_error_msg(struct zserv *client, enum zebra_error_types error, struct zmsghdr *bad_hdr) { @@ -3488,6 +3594,8 @@ void (*const zserv_handlers[])(ZAPI_HANDLER_ARGS) = { [ZEBRA_NHRP_NEIGH_REGISTER] = zebra_neigh_register, [ZEBRA_NHRP_NEIGH_UNREGISTER] = zebra_neigh_unregister, [ZEBRA_CONFIGURE_ARP] = zebra_configure_arp, + [ZEBRA_GRE_GET] = zebra_gre_get, + [ZEBRA_GRE_SOURCE_SET] = zebra_gre_source_set, }; /* |