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bgp_evpn_vty.c
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bgp_evpn_vty.c
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/* Ethernet-VPN Packet and vty Processing File
* Copyright (C) 2017 6WIND
*
* This file is part of FRRouting
*
* FRRouting is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2, or (at your option) any
* later version.
*
* FRRouting is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; see the file COPYING; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <zebra.h>
#include "command.h"
#include "prefix.h"
#include "lib/json.h"
#include "stream.h"
#include "bgpd/bgpd.h"
#include "bgpd/bgp_table.h"
#include "bgpd/bgp_attr.h"
#include "bgpd/bgp_route.h"
#include "bgpd/bgp_mplsvpn.h"
#include "bgpd/bgp_vpn.h"
#include "bgpd/bgp_evpn_vty.h"
#include "bgpd/bgp_evpn.h"
#include "bgpd/bgp_evpn_private.h"
#include "bgpd/bgp_zebra.h"
#include "bgpd/bgp_vty.h"
#include "bgpd/bgp_ecommunity.h"
#define SHOW_DISPLAY_STANDARD 0
#define SHOW_DISPLAY_TAGS 1
#define SHOW_DISPLAY_OVERLAY 2
#define VNI_STR_LEN 32
/*
* Context for VNI hash walk - used by callbacks.
*/
struct vni_walk_ctx {
struct bgp *bgp;
struct vty *vty;
struct in_addr vtep_ip;
json_object *json;
};
#if defined(HAVE_CUMULUS)
static void display_vrf_import_rt(struct vty *vty,
struct vrf_irt_node *irt,
json_object *json)
{
u_char *pnt;
u_char type, sub_type;
struct ecommunity_as eas;
struct ecommunity_ip eip;
struct listnode *node, *nnode;
struct bgp *tmp_bgp_vrf = NULL;
json_object *json_rt = NULL;
json_object *json_vrfs = NULL;
char rt_buf[RT_ADDRSTRLEN];
if (json) {
json_rt = json_object_new_object();
json_vrfs = json_object_new_array();
}
pnt = (u_char *)&irt->rt.val;
type = *pnt++;
sub_type = *pnt++;
if (sub_type != ECOMMUNITY_ROUTE_TARGET)
return;
memset(&eas, 0, sizeof(eas));
switch (type) {
case ECOMMUNITY_ENCODE_AS:
eas.as = (*pnt++ << 8);
eas.as |= (*pnt++);
ptr_get_be32(pnt, &eas.val);
snprintf(rt_buf, RT_ADDRSTRLEN, "%u:%u", eas.as, eas.val);
if (json)
json_object_string_add(json_rt, "rt", rt_buf);
else
vty_out(vty, "Route-target: %s", rt_buf);
break;
case ECOMMUNITY_ENCODE_IP:
memcpy(&eip.ip, pnt, 4);
pnt += 4;
eip.val = (*pnt++ << 8);
eip.val |= (*pnt++);
snprintf(rt_buf, RT_ADDRSTRLEN, "%s:%u", inet_ntoa(eip.ip),
eip.val);
if (json)
json_object_string_add(json_rt, "rt", rt_buf);
else
vty_out(vty, "Route-target: %s", rt_buf);
break;
case ECOMMUNITY_ENCODE_AS4:
pnt = ptr_get_be32(pnt, &eas.val);
eas.val = (*pnt++ << 8);
eas.val |= (*pnt++);
snprintf(rt_buf, RT_ADDRSTRLEN, "%u:%u", eas.as, eas.val);
if (json)
json_object_string_add(json_rt, "rt", rt_buf);
else
vty_out(vty, "Route-target: %s", rt_buf);
break;
default:
return;
}
if (!json) {
vty_out(vty,
"\nList of VRFs importing routes with this route-target:\n");
}
for (ALL_LIST_ELEMENTS(irt->vrfs, node, nnode, tmp_bgp_vrf)) {
if (json)
json_object_array_add(
json_vrfs,
json_object_new_string(
vrf_id_to_name(
tmp_bgp_vrf->vrf_id)));
else
vty_out(vty, " %s\n",
vrf_id_to_name(tmp_bgp_vrf->vrf_id));
}
if (json) {
json_object_object_add(json_rt, "vrfs", json_vrfs);
json_object_object_add(json, rt_buf, json_rt);
}
}
static void show_vrf_import_rt_entry(struct hash_backet *backet,
void *args[])
{
json_object *json = NULL;
struct vty *vty = NULL;
struct vrf_irt_node *irt = (struct vrf_irt_node *)backet->data;
vty = (struct vty *)args[0];
json = (struct json_object *)args[1];
display_vrf_import_rt(vty, irt, json);
}
static void display_import_rt(struct vty *vty, struct irt_node *irt,
json_object *json)
{
u_char *pnt;
u_char type, sub_type;
struct ecommunity_as eas;
struct ecommunity_ip eip;
struct listnode *node, *nnode;
struct bgpevpn *tmp_vpn;
json_object *json_rt = NULL;
json_object *json_vnis = NULL;
char rt_buf[RT_ADDRSTRLEN];
if (json) {
json_rt = json_object_new_object();
json_vnis = json_object_new_array();
}
/* TODO: This needs to go into a function */
pnt = (u_char *)&irt->rt.val;
type = *pnt++;
sub_type = *pnt++;
if (sub_type != ECOMMUNITY_ROUTE_TARGET)
return;
memset(&eas, 0, sizeof(eas));
switch (type) {
case ECOMMUNITY_ENCODE_AS:
eas.as = (*pnt++ << 8);
eas.as |= (*pnt++);
ptr_get_be32(pnt, &eas.val);
snprintf(rt_buf, RT_ADDRSTRLEN, "%u:%u", eas.as, eas.val);
if (json)
json_object_string_add(json_rt, "rt", rt_buf);
else
vty_out(vty, "Route-target: %s", rt_buf);
break;
case ECOMMUNITY_ENCODE_IP:
memcpy(&eip.ip, pnt, 4);
pnt += 4;
eip.val = (*pnt++ << 8);
eip.val |= (*pnt++);
snprintf(rt_buf, RT_ADDRSTRLEN, "%s:%u", inet_ntoa(eip.ip),
eip.val);
if (json)
json_object_string_add(json_rt, "rt", rt_buf);
else
vty_out(vty, "Route-target: %s", rt_buf);
break;
case ECOMMUNITY_ENCODE_AS4:
pnt = ptr_get_be32(pnt, &eas.val);
eas.val = (*pnt++ << 8);
eas.val |= (*pnt++);
snprintf(rt_buf, RT_ADDRSTRLEN, "%u:%u", eas.as, eas.val);
if (json)
json_object_string_add(json_rt, "rt", rt_buf);
else
vty_out(vty, "Route-target: %s", rt_buf);
break;
default:
return;
}
if (!json) {
vty_out(vty,
"\nList of VNIs importing routes with this route-target:\n");
}
for (ALL_LIST_ELEMENTS(irt->vnis, node, nnode, tmp_vpn)) {
if (json)
json_object_array_add(
json_vnis, json_object_new_int64(tmp_vpn->vni));
else
vty_out(vty, " %u\n", tmp_vpn->vni);
}
if (json) {
json_object_object_add(json_rt, "vnis", json_vnis);
json_object_object_add(json, rt_buf, json_rt);
}
}
static void show_import_rt_entry(struct hash_backet *backet, void *args[])
{
json_object *json = NULL;
struct vty *vty = NULL;
struct irt_node *irt = (struct irt_node *)backet->data;
vty = args[0];
json = args[1];
display_import_rt(vty, irt, json);
return;
}
static void bgp_evpn_show_route_rd_header(struct vty *vty,
struct bgp_node *rd_rn,
json_object *json)
{
u_int16_t type;
struct rd_as rd_as;
struct rd_ip rd_ip;
u_char *pnt;
char rd_str[RD_ADDRSTRLEN];
pnt = rd_rn->p.u.val;
/* Decode RD type. */
type = decode_rd_type(pnt);
if (json)
return;
vty_out(vty, "Route Distinguisher: ");
switch (type) {
case RD_TYPE_AS:
decode_rd_as(pnt + 2, &rd_as);
snprintf(rd_str, RD_ADDRSTRLEN, "%u:%d", rd_as.as, rd_as.val);
break;
case RD_TYPE_IP:
decode_rd_ip(pnt + 2, &rd_ip);
snprintf(rd_str, RD_ADDRSTRLEN, "%s:%d", inet_ntoa(rd_ip.ip),
rd_ip.val);
break;
default:
snprintf(rd_str, RD_ADDRSTRLEN, "Unknown RD type");
break;
}
vty_out(vty, "%s\n", rd_str);
}
static void bgp_evpn_show_route_header(struct vty *vty, struct bgp *bgp,
json_object *json)
{
char ri_header[] =
" Network Next Hop Metric LocPrf Weight Path\n";
if (json)
return;
vty_out(vty, "BGP table version is 0, local router ID is %s\n",
inet_ntoa(bgp->router_id));
vty_out(vty,
"Status codes: s suppressed, d damped, h history, "
"* valid, > best, i - internal\n");
vty_out(vty, "Origin codes: i - IGP, e - EGP, ? - incomplete\n");
vty_out(vty,
"EVPN type-2 prefix: [2]:[ESI]:[EthTag]:[MAClen]:[MAC]:[IPlen]:[IP]\n");
vty_out(vty, "EVPN type-3 prefix: [3]:[EthTag]:[IPlen]:[OrigIP]\n");
vty_out(vty, "EVPN type-5 prefix: [5]:[ESI]:[EthTag]:[IPlen]:[IP]\n\n");
vty_out(vty, "%s", ri_header);
}
static void display_l3vni(struct vty *vty, struct bgp *bgp_vrf,
json_object *json)
{
char buf1[INET6_ADDRSTRLEN];
char *ecom_str;
struct listnode *node, *nnode;
struct ecommunity *ecom;
json_object *json_import_rtl = NULL;
json_object *json_export_rtl = NULL;
json_import_rtl = json_export_rtl = 0;
if (json) {
json_import_rtl = json_object_new_array();
json_export_rtl = json_object_new_array();
json_object_int_add(json, "vni", bgp_vrf->l3vni);
json_object_string_add(json, "type", "L3");
json_object_string_add(json, "kernelFlag", "Yes");
json_object_string_add(
json, "rd",
prefix_rd2str(&bgp_vrf->vrf_prd, buf1, RD_ADDRSTRLEN));
json_object_string_add(json, "originatorIp",
inet_ntoa(bgp_vrf->originator_ip));
json_object_string_add(json, "advertiseGatewayMacip", "n/a");
} else {
vty_out(vty, "VNI: %d", bgp_vrf->l3vni);
vty_out(vty, " (known to the kernel)");
vty_out(vty, "\n");
vty_out(vty, " Type: %s\n", "L3");
vty_out(vty, " Tenant VRF: %s\n",
vrf_id_to_name(bgp_vrf->vrf_id));
vty_out(vty, " RD: %s\n",
prefix_rd2str(&bgp_vrf->vrf_prd, buf1, RD_ADDRSTRLEN));
vty_out(vty, " Originator IP: %s\n",
inet_ntoa(bgp_vrf->originator_ip));
vty_out(vty, " Advertise-gw-macip : %s\n", "n/a");
}
if (!json)
vty_out(vty, " Import Route Target:\n");
for (ALL_LIST_ELEMENTS(bgp_vrf->vrf_import_rtl, node, nnode, ecom)) {
ecom_str = ecommunity_ecom2str(ecom,
ECOMMUNITY_FORMAT_ROUTE_MAP, 0);
if (json)
json_object_array_add(json_import_rtl,
json_object_new_string(ecom_str));
else
vty_out(vty, " %s\n", ecom_str);
XFREE(MTYPE_ECOMMUNITY_STR, ecom_str);
}
if (json)
json_object_object_add(json, "importRts", json_import_rtl);
else
vty_out(vty, " Export Route Target:\n");
for (ALL_LIST_ELEMENTS(bgp_vrf->vrf_export_rtl, node, nnode, ecom)) {
ecom_str = ecommunity_ecom2str(ecom,
ECOMMUNITY_FORMAT_ROUTE_MAP, 0);
if (json)
json_object_array_add(json_export_rtl,
json_object_new_string(ecom_str));
else
vty_out(vty, " %s\n", ecom_str);
XFREE(MTYPE_ECOMMUNITY_STR, ecom_str);
}
if (json)
json_object_object_add(json, "exportRts", json_export_rtl);
}
static void display_vni(struct vty *vty, struct bgpevpn *vpn, json_object *json)
{
char buf1[RD_ADDRSTRLEN];
char *ecom_str;
struct listnode *node, *nnode;
struct ecommunity *ecom;
json_object *json_import_rtl = NULL;
json_object *json_export_rtl = NULL;
if (json) {
json_import_rtl = json_object_new_array();
json_export_rtl = json_object_new_array();
json_object_int_add(json, "vni", vpn->vni);
json_object_string_add(json, "type", "L2");
json_object_string_add(json, "kernelFlag",
is_vni_live(vpn) ? "Yes" : "No");
json_object_string_add(
json, "rd",
prefix_rd2str(&vpn->prd, buf1, sizeof(buf1)));
json_object_string_add(json, "originatorIp",
inet_ntoa(vpn->originator_ip));
json_object_string_add(json, "advertiseGatewayMacip",
vpn->advertise_gw_macip ? "Yes" : "No");
} else {
vty_out(vty, "VNI: %d", vpn->vni);
if (is_vni_live(vpn))
vty_out(vty, " (known to the kernel)");
vty_out(vty, "\n");
vty_out(vty, " Type: %s\n", "L2");
vty_out(vty, " Tenant-Vrf: %s\n",
vrf_id_to_name(vpn->tenant_vrf_id));
vty_out(vty, " RD: %s\n",
prefix_rd2str(&vpn->prd, buf1, sizeof(buf1)));
vty_out(vty, " Originator IP: %s\n",
inet_ntoa(vpn->originator_ip));
vty_out(vty, " Advertise-gw-macip : %s\n",
vpn->advertise_gw_macip ? "Yes" : "No");
}
if (!json)
vty_out(vty, " Import Route Target:\n");
for (ALL_LIST_ELEMENTS(vpn->import_rtl, node, nnode, ecom)) {
ecom_str = ecommunity_ecom2str(ecom,
ECOMMUNITY_FORMAT_ROUTE_MAP, 0);
if (json)
json_object_array_add(json_import_rtl,
json_object_new_string(ecom_str));
else
vty_out(vty, " %s\n", ecom_str);
XFREE(MTYPE_ECOMMUNITY_STR, ecom_str);
}
if (json)
json_object_object_add(json, "importRts", json_import_rtl);
else
vty_out(vty, " Export Route Target:\n");
for (ALL_LIST_ELEMENTS(vpn->export_rtl, node, nnode, ecom)) {
ecom_str = ecommunity_ecom2str(ecom,
ECOMMUNITY_FORMAT_ROUTE_MAP, 0);
if (json)
json_object_array_add(json_export_rtl,
json_object_new_string(ecom_str));
else
vty_out(vty, " %s\n", ecom_str);
XFREE(MTYPE_ECOMMUNITY_STR, ecom_str);
}
if (json)
json_object_object_add(json, "exportRts", json_export_rtl);
}
static void evpn_show_vrf_routes(struct vty *vty,
struct bgp *bgp_vrf)
{
struct bgp *bgp_def = NULL;
struct bgp_node *rn;
struct bgp_info *ri;
int header = 1;
u_int32_t prefix_cnt, path_cnt;
struct bgp_table *table;
prefix_cnt = path_cnt = 0;
bgp_def = bgp_get_default();
if (!bgp_def)
return;
table = (struct bgp_table *)bgp_vrf->rib[AFI_L2VPN][SAFI_EVPN];
for (rn = bgp_table_top(table); rn; rn = bgp_route_next(rn)) {
char prefix_str[BUFSIZ];
bgp_evpn_route2str((struct prefix_evpn *)&rn->p, prefix_str,
sizeof(prefix_str));
if (rn->info) {
/* Overall header/legend displayed once. */
if (header) {
bgp_evpn_show_route_header(vty, bgp_def, NULL);
header = 0;
}
prefix_cnt++;
}
/* For EVPN, the prefix is displayed for each path (to fit in
* with code that already exists).
*/
for (ri = rn->info; ri; ri = ri->next) {
route_vty_out(vty, &rn->p, ri, 0, SAFI_EVPN, NULL);
path_cnt++;
}
}
if (prefix_cnt == 0)
vty_out(vty, "No EVPN prefixes exist for this VRF");
else
vty_out(vty, "\nDisplayed %u prefixes (%u paths)",
prefix_cnt, path_cnt);
}
static void show_vni_routes(struct bgp *bgp, struct bgpevpn *vpn, int type,
struct vty *vty, struct in_addr vtep_ip,
json_object *json)
{
struct bgp_node *rn;
struct bgp_info *ri;
int header = 1;
u_int32_t prefix_cnt, path_cnt;
prefix_cnt = path_cnt = 0;
for (rn = bgp_table_top(vpn->route_table); rn;
rn = bgp_route_next(rn)) {
struct prefix_evpn *evp = (struct prefix_evpn *)&rn->p;
int add_prefix_to_json = 0;
char prefix_str[BUFSIZ];
json_object *json_paths = NULL;
json_object *json_prefix = NULL;
bgp_evpn_route2str((struct prefix_evpn *)&rn->p, prefix_str,
sizeof(prefix_str));
if (type && evp->prefix.route_type != type)
continue;
if (json)
json_prefix = json_object_new_object();
if (rn->info) {
/* Overall header/legend displayed once. */
if (header) {
bgp_evpn_show_route_header(vty, bgp, json);
header = 0;
}
prefix_cnt++;
}
if (json)
json_paths = json_object_new_array();
/* For EVPN, the prefix is displayed for each path (to fit in
* with code that already exists).
*/
for (ri = rn->info; ri; ri = ri->next) {
json_object *json_path = NULL;
if (vtep_ip.s_addr
&& !IPV4_ADDR_SAME(&(vtep_ip),
&(ri->attr->nexthop)))
continue;
if (json)
json_path = json_object_new_array();
route_vty_out(vty, &rn->p, ri, 0, SAFI_EVPN, json_path);
if (json)
json_object_array_add(json_paths, json_path);
path_cnt++;
add_prefix_to_json = 1;
}
if (json && add_prefix_to_json) {
json_object_string_add(json_prefix, "prefix",
prefix_str);
json_object_int_add(json_prefix, "prefixLen",
rn->p.prefixlen);
json_object_object_add(json_prefix, "paths",
json_paths);
json_object_object_add(json, prefix_str, json_prefix);
}
}
if (json) {
json_object_int_add(json, "numPrefix", prefix_cnt);
json_object_int_add(json, "numPaths", path_cnt);
} else {
if (prefix_cnt == 0)
vty_out(vty, "No EVPN prefixes %sexist for this VNI",
type ? "(of requested type) " : "");
else
vty_out(vty, "\nDisplayed %u prefixes (%u paths)%s",
prefix_cnt, path_cnt,
type ? " (of requested type)" : "");
}
}
static void show_vni_routes_hash(struct hash_backet *backet, void *arg)
{
struct bgpevpn *vpn = (struct bgpevpn *)backet->data;
struct vni_walk_ctx *wctx = arg;
struct vty *vty = wctx->vty;
json_object *json = wctx->json;
json_object *json_vni = NULL;
char vni_str[VNI_STR_LEN];
snprintf(vni_str, VNI_STR_LEN, "%d", vpn->vni);
if (json) {
json_vni = json_object_new_object();
json_object_int_add(json_vni, "vni", vpn->vni);
} else {
vty_out(vty, "\nVNI: %d\n\n", vpn->vni);
}
show_vni_routes(wctx->bgp, vpn, 0, wctx->vty, wctx->vtep_ip, json_vni);
if (json)
json_object_object_add(json, vni_str, json_vni);
}
static void show_l3vni_entry(struct vty *vty, struct bgp *bgp,
json_object *json)
{
json_object *json_vni;
json_object *json_import_rtl;
json_object *json_export_rtl;
char buf1[10];
char buf2[INET6_ADDRSTRLEN];
char rt_buf[25];
char *ecom_str;
struct listnode *node, *nnode;
struct ecommunity *ecom;
if (!bgp->l3vni)
return;
if (json) {
json_vni = json_object_new_object();
json_import_rtl = json_object_new_array();
json_export_rtl = json_object_new_array();
}
/* if an l3vni is present in bgp it is live */
buf1[0] = '\0';
sprintf(buf1, "*");
if (json) {
json_object_int_add(json_vni, "vni", bgp->l3vni);
json_object_string_add(json_vni, "type", "L3");
json_object_string_add(json_vni, "inKernel", "True");
json_object_string_add(json_vni, "originatorIp",
inet_ntoa(bgp->originator_ip));
json_object_string_add(
json_vni, "rd",
prefix_rd2str(&bgp->vrf_prd, buf2, RD_ADDRSTRLEN));
} else {
vty_out(vty, "%-1s %-10u %-4s %-21s",
buf1, bgp->l3vni, "L3",
prefix_rd2str(&bgp->vrf_prd, buf2, RD_ADDRSTRLEN));
}
for (ALL_LIST_ELEMENTS(bgp->vrf_import_rtl, node, nnode, ecom)) {
ecom_str = ecommunity_ecom2str(ecom,
ECOMMUNITY_FORMAT_ROUTE_MAP, 0);
if (json) {
json_object_array_add(json_import_rtl,
json_object_new_string(ecom_str));
} else {
if (listcount(bgp->vrf_import_rtl) > 1)
sprintf(rt_buf, "%s, ...", ecom_str);
else
sprintf(rt_buf, "%s", ecom_str);
vty_out(vty, " %-25s", rt_buf);
}
XFREE(MTYPE_ECOMMUNITY_STR, ecom_str);
/* If there are multiple import RTs we break here and show only
* one */
if (!json)
break;
}
if (json)
json_object_object_add(json_vni, "importRTs", json_import_rtl);
for (ALL_LIST_ELEMENTS(bgp->vrf_export_rtl, node, nnode, ecom)) {
ecom_str = ecommunity_ecom2str(ecom,
ECOMMUNITY_FORMAT_ROUTE_MAP, 0);
if (json) {
json_object_array_add(json_export_rtl,
json_object_new_string(ecom_str));
} else {
if (listcount(bgp->vrf_export_rtl) > 1)
sprintf(rt_buf, "%s, ...", ecom_str);
else
sprintf(rt_buf, "%s", ecom_str);
vty_out(vty, " %-25s", rt_buf);
}
XFREE(MTYPE_ECOMMUNITY_STR, ecom_str);
/* If there are multiple export RTs we break here and show only
* one */
if (!json)
break;
}
if (!json)
vty_out(vty, "%-37s", vrf_id_to_name(bgp->vrf_id));
if (json) {
char vni_str[VNI_STR_LEN];
json_object_object_add(json_vni, "exportRTs", json_export_rtl);
snprintf(vni_str, VNI_STR_LEN, "%u", bgp->l3vni);
json_object_object_add(json, vni_str, json_vni);
} else {
vty_out(vty, "\n");
}
}
static void show_vni_entry(struct hash_backet *backet, void *args[])
{
struct vty *vty;
json_object *json;
json_object *json_vni = NULL;
json_object *json_import_rtl = NULL;
json_object *json_export_rtl = NULL;
struct bgpevpn *vpn = (struct bgpevpn *)backet->data;
char buf1[10];
char buf2[RD_ADDRSTRLEN];
char rt_buf[25];
char *ecom_str;
struct listnode *node, *nnode;
struct ecommunity *ecom;
vty = args[0];
json = args[1];
if (json) {
json_vni = json_object_new_object();
json_import_rtl = json_object_new_array();
json_export_rtl = json_object_new_array();
}
buf1[0] = '\0';
if (is_vni_live(vpn))
sprintf(buf1, "*");
if (json) {
json_object_int_add(json_vni, "vni", vpn->vni);
json_object_string_add(json_vni, "type", "L2");
json_object_string_add(json_vni, "inKernel",
is_vni_live(vpn) ? "True" : "False");
json_object_string_add(json_vni, "originatorIp",
inet_ntoa(vpn->originator_ip));
json_object_string_add(json_vni, "originatorIp",
inet_ntoa(vpn->originator_ip));
json_object_string_add(
json_vni, "rd",
prefix_rd2str(&vpn->prd, buf2, sizeof(buf2)));
} else {
vty_out(vty, "%-1s %-10u %-4s %-21s",
buf1, vpn->vni, "L2",
prefix_rd2str(&vpn->prd, buf2, RD_ADDRSTRLEN));
}
for (ALL_LIST_ELEMENTS(vpn->import_rtl, node, nnode, ecom)) {
ecom_str = ecommunity_ecom2str(ecom,
ECOMMUNITY_FORMAT_ROUTE_MAP, 0);
if (json) {
json_object_array_add(json_import_rtl,
json_object_new_string(ecom_str));
} else {
if (listcount(vpn->import_rtl) > 1)
sprintf(rt_buf, "%s, ...", ecom_str);
else
sprintf(rt_buf, "%s", ecom_str);
vty_out(vty, " %-25s", rt_buf);
}
XFREE(MTYPE_ECOMMUNITY_STR, ecom_str);
/* If there are multiple import RTs we break here and show only
* one */
if (!json)
break;
}
if (json)
json_object_object_add(json_vni, "importRTs", json_import_rtl);
for (ALL_LIST_ELEMENTS(vpn->export_rtl, node, nnode, ecom)) {
ecom_str = ecommunity_ecom2str(ecom,
ECOMMUNITY_FORMAT_ROUTE_MAP, 0);
if (json) {
json_object_array_add(json_export_rtl,
json_object_new_string(ecom_str));
} else {
if (listcount(vpn->export_rtl) > 1)
sprintf(rt_buf, "%s, ...", ecom_str);
else
sprintf(rt_buf, "%s", ecom_str);
vty_out(vty, " %-25s", rt_buf);
}
XFREE(MTYPE_ECOMMUNITY_STR, ecom_str);
/* If there are multiple export RTs we break here and show only
* one */
if (!json)
break;
}
if (!json)
vty_out(vty, "%-37s", vrf_id_to_name(vpn->tenant_vrf_id));
if (json) {
char vni_str[VNI_STR_LEN];
json_object_object_add(json_vni, "exportRTs", json_export_rtl);
snprintf(vni_str, VNI_STR_LEN, "%u", vpn->vni);
json_object_object_add(json, vni_str, json_vni);
} else {
vty_out(vty, "\n");
}
}
#endif /* HAVE_CUMULUS */
static int bgp_show_ethernet_vpn(struct vty *vty, struct prefix_rd *prd,
enum bgp_show_type type, void *output_arg,
int option, u_char use_json)
{
afi_t afi = AFI_L2VPN;
struct bgp *bgp;
struct bgp_table *table;
struct bgp_node *rn;
struct bgp_node *rm;
struct bgp_info *ri;
int rd_header;
int header = 1;
unsigned long output_count = 0;
unsigned long total_count = 0;
json_object *json = NULL;
json_object *json_nroute = NULL;
json_object *json_array = NULL;
json_object *json_scode = NULL;
json_object *json_ocode = NULL;
bgp = bgp_get_default();
if (bgp == NULL) {
if (!use_json)
vty_out(vty, "No BGP process is configured\n");
else
vty_out(vty, "{}\n");
return CMD_WARNING;
}
if (use_json) {
json_scode = json_object_new_object();
json_ocode = json_object_new_object();
json = json_object_new_object();
json_nroute = json_object_new_object();
json_object_string_add(json_scode, "suppressed", "s");
json_object_string_add(json_scode, "damped", "d");
json_object_string_add(json_scode, "history", "h");
json_object_string_add(json_scode, "valid", "*");
json_object_string_add(json_scode, "best", ">");
json_object_string_add(json_scode, "internal", "i");
json_object_string_add(json_ocode, "igp", "i");
json_object_string_add(json_ocode, "egp", "e");
json_object_string_add(json_ocode, "incomplete", "?");
}
for (rn = bgp_table_top(bgp->rib[afi][SAFI_EVPN]); rn;
rn = bgp_route_next(rn)) {
if (use_json)
continue; /* XXX json TODO */
if (prd && memcmp(rn->p.u.val, prd->val, 8) != 0)
continue;
if ((table = rn->info) == NULL)
continue;
rd_header = 1;
for (rm = bgp_table_top(table); rm; rm = bgp_route_next(rm))
for (ri = rm->info; ri; ri = ri->next) {
total_count++;
if (type == bgp_show_type_neighbor) {
union sockunion *su = output_arg;
if (ri->peer->su_remote == NULL
|| !sockunion_same(
ri->peer->su_remote, su))
continue;
}
if (header == 0) {
if (use_json) {
if (option
== SHOW_DISPLAY_TAGS) {
json_object_int_add(
json,
"bgpTableVersion",
0);
json_object_string_add(
json,
"bgpLocalRouterId",
inet_ntoa(
bgp->router_id));
json_object_object_add(
json,
"bgpStatusCodes",
json_scode);
json_object_object_add(
json,
"bgpOriginCodes",
json_ocode);
}
} else {
if (option == SHOW_DISPLAY_TAGS)
vty_out(vty,
V4_HEADER_TAG);
else if (
option
== SHOW_DISPLAY_OVERLAY)
vty_out(vty,
V4_HEADER_OVERLAY);
else {
vty_out(vty,
"BGP table version is 0, local router ID is %s\n",
inet_ntoa(
bgp->router_id));
vty_out(vty,
"Status codes: s suppressed, d damped, h history, * valid, > best, i - internal\n");
vty_out(vty,
"Origin codes: i - IGP, e - EGP, ? - incomplete\n\n");
vty_out(vty, V4_HEADER);
}
}
header = 0;
}
if (rd_header) {
u_int16_t type;
struct rd_as rd_as;
struct rd_ip rd_ip;
u_char *pnt;
pnt = rn->p.u.val;
/* Decode RD type. */
type = decode_rd_type(pnt);
/* Decode RD value. */
if (type == RD_TYPE_AS)
decode_rd_as(pnt + 2, &rd_as);
else if (type == RD_TYPE_AS4)
decode_rd_as4(pnt + 2, &rd_as);
else if (type == RD_TYPE_IP)
decode_rd_ip(pnt + 2, &rd_ip);