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bgp_evpn_vty.c
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// SPDX-License-Identifier: GPL-2.0-or-later
/* Ethernet-VPN Packet and vty Processing File
* Copyright (C) 2017 6WIND
*
* This file is part of FRRouting
*/
#include <zebra.h>
#include "command.h"
#include "prefix.h"
#include "lib/json.h"
#include "lib/printfrr.h"
#include "lib/vxlan.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_evpn_mh.h"
#include "bgpd/bgp_zebra.h"
#include "bgpd/bgp_vty.h"
#include "bgpd/bgp_errors.h"
#include "bgpd/bgp_ecommunity.h"
#include "bgpd/bgp_lcommunity.h"
#include "bgpd/bgp_community.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;
int detail;
int type;
bool mac_table;
};
int argv_find_and_parse_oly_idx(struct cmd_token **argv, int argc, int *oly_idx,
enum overlay_index_type *oly)
{
*oly = OVERLAY_INDEX_TYPE_NONE;
if (argv_find(argv, argc, "gateway-ip", oly_idx))
*oly = OVERLAY_INDEX_GATEWAY_IP;
return 1;
}
static void display_vrf_import_rt(struct vty *vty, struct vrf_irt_node *irt,
json_object *json)
{
const uint8_t *pnt;
uint8_t 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 = (uint8_t *)&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, sizeof(rt_buf), "%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++);
snprintfrr(rt_buf, sizeof(rt_buf), "%pI4:%u", &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, sizeof(rt_buf), "%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_bucket *bucket, void *args[])
{
json_object *json = NULL;
struct vty *vty = NULL;
struct vrf_irt_node *irt = (struct vrf_irt_node *)bucket->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)
{
const uint8_t *pnt;
uint8_t 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 = (uint8_t *)&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, sizeof(rt_buf), "%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++);
snprintfrr(rt_buf, sizeof(rt_buf), "%pI4:%u", &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, sizeof(rt_buf), "%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_int(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_bucket *bucket, void *args[])
{
json_object *json = NULL;
struct vty *vty = NULL;
struct irt_node *irt = (struct irt_node *)bucket->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_dest *rd_dest,
json_object *json, char *rd_str,
int len)
{
uint16_t type;
struct rd_as rd_as;
struct rd_ip rd_ip;
const uint8_t *pnt;
const struct prefix *p = bgp_dest_get_prefix(rd_dest);
pnt = p->u.val;
/* Decode RD type. */
type = decode_rd_type(pnt);
if (!json)
vty_out(vty, "Route Distinguisher: ");
switch (type) {
case RD_TYPE_AS:
decode_rd_as(pnt + 2, &rd_as);
snprintf(rd_str, len, "%u:%d", rd_as.as, rd_as.val);
if (json)
json_object_string_add(json, "rd", rd_str);
else
vty_out(vty, "%s\n", rd_str);
break;
case RD_TYPE_AS4:
decode_rd_as4(pnt + 2, &rd_as);
snprintf(rd_str, len, "%u:%d", rd_as.as, rd_as.val);
if (json)
json_object_string_add(json, "rd", rd_str);
else
vty_out(vty, "%s\n", rd_str);
break;
case RD_TYPE_IP:
decode_rd_ip(pnt + 2, &rd_ip);
snprintfrr(rd_str, len, "%pI4:%d", &rd_ip.ip, rd_ip.val);
if (json)
json_object_string_add(json, "rd", rd_str);
else
vty_out(vty, "%s\n", rd_str);
break;
default:
if (json) {
snprintf(rd_str, len, "Unknown");
json_object_string_add(json, "rd", rd_str);
} else {
snprintf(rd_str, len, "Unknown RD type");
vty_out(vty, "%s\n", rd_str);
}
break;
}
}
static void bgp_evpn_show_route_header(struct vty *vty, struct bgp *bgp,
uint64_t tbl_ver, json_object *json)
{
char ri_header[] =
" Network Next Hop Metric LocPrf Weight Path\n";
if (json)
return;
vty_out(vty,
"BGP table version is %" PRIu64 ", local router ID is %pI4\n",
tbl_ver, &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-1 prefix: [1]:[EthTag]:[ESI]:[IPlen]:[VTEP-IP]:[Frag-id]\n");
vty_out(vty,
"EVPN type-2 prefix: [2]:[EthTag]:[MAClen]:[MAC]:[IPlen]:[IP]\n");
vty_out(vty, "EVPN type-3 prefix: [3]:[EthTag]:[IPlen]:[OrigIP]\n");
vty_out(vty, "EVPN type-4 prefix: [4]:[ESI]:[IPlen]:[OrigIP]\n");
vty_out(vty, "EVPN type-5 prefix: [5]:[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 *ecom_str;
struct listnode *node, *nnode;
struct vrf_route_target *l3rt;
json_object *json_import_rtl = NULL;
json_object *json_export_rtl = NULL;
char buf2[ETHER_ADDR_STRLEN];
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, "inKernel", "True");
json_object_string_addf(json, "rd", "%pRD", &bgp_vrf->vrf_prd);
json_object_string_addf(json, "originatorIp", "%pI4",
&bgp_vrf->originator_ip);
json_object_string_add(json, "advertiseGatewayMacip", "n/a");
json_object_string_add(json, "advertiseSviMacIp", "n/a");
json_object_string_add(json, "advertisePip",
bgp_vrf->evpn_info->advertise_pip ?
"Enabled" : "Disabled");
json_object_string_addf(json, "sysIP", "%pI4",
&bgp_vrf->evpn_info->pip_ip);
json_object_string_add(json, "sysMac",
prefix_mac2str(&bgp_vrf->evpn_info->pip_rmac,
buf2, sizeof(buf2)));
json_object_string_add(json, "rmac",
prefix_mac2str(&bgp_vrf->rmac,
buf2, sizeof(buf2)));
} 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: %pRD\n", &bgp_vrf->vrf_prd);
vty_out(vty, " Originator IP: %pI4\n",
&bgp_vrf->originator_ip);
vty_out(vty, " Advertise-gw-macip : %s\n", "n/a");
vty_out(vty, " Advertise-svi-macip : %s\n", "n/a");
vty_out(vty, " Advertise-pip: %s\n",
bgp_vrf->evpn_info->advertise_pip ? "Yes" : "No");
vty_out(vty, " System-IP: %pI4\n",
&bgp_vrf->evpn_info->pip_ip);
vty_out(vty, " System-MAC: %s\n",
prefix_mac2str(&bgp_vrf->evpn_info->pip_rmac,
buf2, sizeof(buf2)));
vty_out(vty, " Router-MAC: %s\n",
prefix_mac2str(&bgp_vrf->rmac,
buf2, sizeof(buf2)));
}
if (!json)
vty_out(vty, " Import Route Target:\n");
for (ALL_LIST_ELEMENTS(bgp_vrf->vrf_import_rtl, node, nnode, l3rt)) {
ecom_str = ecommunity_ecom2str(l3rt->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, l3rt)) {
ecom_str = ecommunity_ecom2str(l3rt->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 *ecom_str;
struct listnode *node, *nnode;
struct ecommunity *ecom;
json_object *json_import_rtl = NULL;
json_object *json_export_rtl = NULL;
struct bgp *bgp_evpn;
bgp_evpn = bgp_get_evpn();
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, "inKernel",
is_vni_live(vpn) ? "True" : "False");
json_object_string_addf(json, "rd", "%pRD", &vpn->prd);
json_object_string_addf(json, "originatorIp", "%pI4",
&vpn->originator_ip);
json_object_string_addf(json, "mcastGroup", "%pI4",
&vpn->mcast_grp);
/* per vni knob is enabled -- Enabled
* Global knob is enabled -- Active
* default -- Disabled
*/
if (!vpn->advertise_gw_macip &&
bgp_evpn && bgp_evpn->advertise_gw_macip)
json_object_string_add(json, "advertiseGatewayMacip",
"Active");
else if (vpn->advertise_gw_macip)
json_object_string_add(json, "advertiseGatewayMacip",
"Enabled");
else
json_object_string_add(json, "advertiseGatewayMacip",
"Disabled");
if (!vpn->advertise_svi_macip && bgp_evpn &&
bgp_evpn->evpn_info->advertise_svi_macip)
json_object_string_add(json, "advertiseSviMacIp",
"Active");
else if (vpn->advertise_svi_macip)
json_object_string_add(json, "advertiseSviMacIp",
"Enabled");
else
json_object_string_add(json, "advertiseSviMacIp",
"Disabled");
json_object_string_add(
json, "sviInterface",
ifindex2ifname(vpn->svi_ifindex, vpn->tenant_vrf_id));
} else {
vty_out(vty, "VNI: %u", 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: %pRD\n", &vpn->prd);
vty_out(vty, " Originator IP: %pI4\n", &vpn->originator_ip);
vty_out(vty, " Mcast group: %pI4\n", &vpn->mcast_grp);
if (!vpn->advertise_gw_macip &&
bgp_evpn && bgp_evpn->advertise_gw_macip)
vty_out(vty, " Advertise-gw-macip : %s\n",
"Active");
else if (vpn->advertise_gw_macip)
vty_out(vty, " Advertise-gw-macip : %s\n",
"Enabled");
else
vty_out(vty, " Advertise-gw-macip : %s\n",
"Disabled");
if (!vpn->advertise_svi_macip && bgp_evpn &&
bgp_evpn->evpn_info->advertise_svi_macip)
vty_out(vty, " Advertise-svi-macip : %s\n",
"Active");
else if (vpn->advertise_svi_macip)
vty_out(vty, " Advertise-svi-macip : %s\n",
"Enabled");
else
vty_out(vty, " Advertise-svi-macip : %s\n",
"Disabled");
vty_out(vty, " SVI interface : %s\n",
ifindex2ifname(vpn->svi_ifindex, vpn->tenant_vrf_id));
}
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 show_esi_routes(struct bgp *bgp,
struct bgp_evpn_es *es,
struct vty *vty,
json_object *json)
{
int header = 1;
struct bgp_dest *dest;
struct bgp_path_info *pi;
uint32_t prefix_cnt, path_cnt;
uint64_t tbl_ver;
prefix_cnt = path_cnt = 0;
tbl_ver = es->route_table->version;
for (dest = bgp_table_top(es->route_table); dest;
dest = bgp_route_next(dest)) {
int add_prefix_to_json = 0;
json_object *json_paths = NULL;
json_object *json_prefix = NULL;
const struct prefix *p = bgp_dest_get_prefix(dest);
if (json)
json_prefix = json_object_new_object();
pi = bgp_dest_get_bgp_path_info(dest);
if (pi) {
/* Overall header/legend displayed once. */
if (header) {
bgp_evpn_show_route_header(vty, bgp,
tbl_ver, 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 (; pi; pi = pi->next) {
json_object *json_path = NULL;
if (json)
json_path = json_object_new_array();
route_vty_out(vty, p, pi, 0, SAFI_EVPN, json_path,
false);
if (json)
json_object_array_add(json_paths, json_path);
path_cnt++;
add_prefix_to_json = 1;
}
if (json) {
if (add_prefix_to_json) {
json_object_string_addf(json_prefix, "prefix",
"%pFX", p);
json_object_int_add(json_prefix, "prefixLen",
p->prefixlen);
json_object_object_add(json_prefix, "paths",
json_paths);
json_object_object_addf(json, json_prefix,
"%pFX", p);
} else {
json_object_free(json_paths);
json_object_free(json_prefix);
json_paths = NULL;
json_prefix = NULL;
}
}
}
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 exist for this ESI\n");
else
vty_out(vty, "\nDisplayed %u prefixes (%u paths)\n",
prefix_cnt, path_cnt);
}
}
/* Display all MAC-IP VNI routes linked to an ES */
static void bgp_evpn_show_routes_mac_ip_es(struct vty *vty, esi_t *esi,
json_object *json, int detail,
bool global_table)
{
struct bgp_node *rn;
struct bgp_path_info *pi;
int header = detail ? 0 : 1;
uint32_t path_cnt;
struct listnode *node;
struct bgp_evpn_es *es;
struct bgp_path_es_info *es_info;
struct bgp *bgp = bgp_get_evpn();
json_object *json_paths = NULL;
if (!bgp)
return;
path_cnt = 0;
if (json)
json_paths = json_object_new_array();
RB_FOREACH (es, bgp_es_rb_head, &bgp_mh_info->es_rb_tree) {
struct list *es_list;
if (esi && memcmp(esi, &es->esi, sizeof(*esi)))
continue;
if (global_table)
es_list = es->macip_global_path_list;
else
es_list = es->macip_evi_path_list;
for (ALL_LIST_ELEMENTS_RO(es_list, node, es_info)) {
json_object *json_path = NULL;
pi = es_info->pi;
rn = pi->net;
if (!CHECK_FLAG(pi->flags, BGP_PATH_VALID))
continue;
/* Overall header/legend displayed once. */
if (header) {
bgp_evpn_show_route_header(vty, bgp, 0, json);
header = 0;
}
path_cnt++;
if (json)
json_path = json_object_new_array();
if (detail)
route_vty_out_detail(
vty, bgp, rn, bgp_dest_get_prefix(rn),
pi, AFI_L2VPN, SAFI_EVPN,
RPKI_NOT_BEING_USED, json_path);
else
route_vty_out(vty, &rn->p, pi, 0, SAFI_EVPN,
json_path, false);
if (json)
json_object_array_add(json_paths, json_path);
}
}
if (json) {
json_object_object_add(json, "paths", json_paths);
json_object_int_add(json, "numPaths", path_cnt);
} else {
if (path_cnt == 0)
vty_out(vty, "There are no MAC-IP ES paths");
else
vty_out(vty, "\nDisplayed %u paths\n", path_cnt);
vty_out(vty, "\n");
}
}
static void bgp_evpn_show_routes_mac_ip_evi_es(struct vty *vty, esi_t *esi,
json_object *json, int detail)
{
bgp_evpn_show_routes_mac_ip_es(vty, esi, json, detail, false);
}
static void bgp_evpn_show_routes_mac_ip_global_es(struct vty *vty, esi_t *esi,
json_object *json, int detail)
{
bgp_evpn_show_routes_mac_ip_es(vty, esi, json, detail, true);
}
static void show_vni_routes(struct bgp *bgp, struct bgpevpn *vpn,
struct vty *vty, int type, bool mac_table,
struct in_addr vtep_ip, json_object *json,
int detail)
{
struct bgp_dest *dest;
struct bgp_path_info *pi;
struct bgp_table *table;
int header = detail ? 0 : 1;
uint64_t tbl_ver;
uint32_t prefix_cnt, path_cnt;
prefix_cnt = path_cnt = 0;
if (mac_table)
table = vpn->mac_table;
else
table = vpn->ip_table;
tbl_ver = table->version;
for (dest = bgp_table_top(table); dest; dest = bgp_route_next(dest)) {
const struct prefix_evpn *evp =
(const struct prefix_evpn *)bgp_dest_get_prefix(dest);
int add_prefix_to_json = 0;
json_object *json_paths = NULL;
json_object *json_prefix = NULL;
const struct prefix *p = bgp_dest_get_prefix(dest);
if (type && evp->prefix.route_type != type)
continue;
if (json)
json_prefix = json_object_new_object();
pi = bgp_dest_get_bgp_path_info(dest);
if (pi) {
/* Overall header/legend displayed once. */
if (header) {
bgp_evpn_show_route_header(vty, bgp,
tbl_ver, 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 (; pi; pi = pi->next) {
struct prefix tmp_p;
json_object *json_path = NULL;
if (vtep_ip.s_addr != INADDR_ANY
&& !IPV4_ADDR_SAME(&(vtep_ip),
&(pi->attr->nexthop)))
continue;
if (evp->prefix.route_type == BGP_EVPN_MAC_IP_ROUTE) {
/*
* VNI IP/MAC table prefixes don't have MAC/IP
* respectively so make sure it's set from path
* info here.
*/
if (is_evpn_prefix_ipaddr_none(evp)) {
/* VNI MAC -> Global */
evpn_type2_prefix_global_copy(
(struct prefix_evpn *)&tmp_p,
evp, NULL /* mac */,
evpn_type2_path_info_get_ip(
pi));
} else {
/* VNI IP -> Global */
evpn_type2_prefix_global_copy(
(struct prefix_evpn *)&tmp_p,
evp,
evpn_type2_path_info_get_mac(
pi),
NULL /* ip */);
}
} else
memcpy(&tmp_p, p, sizeof(tmp_p));
if (json)
json_path = json_object_new_array();
if (detail)
route_vty_out_detail(vty, bgp, dest, &tmp_p, pi,
AFI_L2VPN, SAFI_EVPN,
RPKI_NOT_BEING_USED,
json_path);
else
route_vty_out(vty, &tmp_p, pi, 0, SAFI_EVPN,
json_path, false);
if (json)
json_object_array_add(json_paths, json_path);
path_cnt++;
add_prefix_to_json = 1;
}
if (json) {
if (add_prefix_to_json) {
json_object_string_addf(json_prefix, "prefix",
"%pFX", p);
json_object_int_add(json_prefix, "prefixLen",
p->prefixlen);
json_object_object_add(json_prefix, "paths",
json_paths);
json_object_object_addf(json, json_prefix,
"%pFX", p);
} else {
json_object_free(json_paths);
json_object_free(json_prefix);
json_paths = NULL;
json_prefix = NULL;
}
}
}
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\n",
prefix_cnt, path_cnt,
type ? " (of requested type)" : "");
vty_out(vty, "\n");
}
}
static void show_vni_routes_hash(struct hash_bucket *bucket, void *arg)
{
struct bgpevpn *vpn = (struct bgpevpn *)bucket->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, sizeof(vni_str), "%u", vpn->vni);
if (json) {
json_vni = json_object_new_object();
json_object_int_add(json_vni, "vni", vpn->vni);
} else {
vty_out(vty, "\nVNI: %u\n\n", vpn->vni);
}
show_vni_routes(wctx->bgp, vpn, wctx->vty, wctx->type, wctx->mac_table,
wctx->vtep_ip, json_vni, wctx->detail);
if (json)
json_object_object_add(json, vni_str, json_vni);
}
static void show_vni_routes_all_hash(struct hash_bucket *bucket, void *arg)
{
struct bgpevpn *vpn = (struct bgpevpn *)bucket->data;
struct vni_walk_ctx *wctx = arg;
struct vty *vty = wctx->vty;
json_object *json = wctx->json;
json_object *json_vni = NULL;
json_object *json_vni_mac = NULL;
char vni_str[VNI_STR_LEN];
snprintf(vni_str, sizeof(vni_str), "%u", vpn->vni);
if (json) {
json_vni = json_object_new_object();
json_object_int_add(json_vni, "vni", vpn->vni);
} else {
vty_out(vty, "\nVNI: %u\n\n", vpn->vni);
}
show_vni_routes(wctx->bgp, vpn, wctx->vty, 0, false, wctx->vtep_ip,
json_vni, wctx->detail);
if (json)
json_object_object_add(json, vni_str, json_vni);
if (json)
json_vni_mac = json_object_new_object();
else
vty_out(vty, "\nVNI: %u MAC Table\n\n", vpn->vni);
show_vni_routes(wctx->bgp, vpn, wctx->vty, 0, true, wctx->vtep_ip,
json_vni_mac, wctx->detail);
if (json)
json_object_object_add(json_vni, "macTable", json_vni_mac);
}
static void show_l3vni_entry(struct vty *vty, struct bgp *bgp,
json_object *json)
{
json_object *json_vni = NULL;
json_object *json_import_rtl = NULL;
json_object *json_export_rtl = NULL;
char buf1[10];
char buf2[INET6_ADDRSTRLEN];
char rt_buf[25];
char *ecom_str;
struct listnode *node, *nnode;
struct vrf_route_target *l3rt;
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';
snprintf(buf1, sizeof(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_addf(json_vni, "originatorIp", "%pI4",
&bgp->originator_ip);
json_object_string_addf(json_vni, "rd", "%pRD", &bgp->vrf_prd);
json_object_string_add(json_vni, "advertiseGatewayMacip",
"n/a");
json_object_string_add(json_vni, "advertiseSviMacIp", "n/a");
json_object_string_add(
json_vni, "advertisePip",
bgp->evpn_info->advertise_pip ? "Enabled" : "Disabled");