frr/bfdd/bfdd_cli.c

728 lines
20 KiB
C

/*
* BFD daemon CLI implementation.
*
* Copyright (C) 2019 Network Device Education Foundation, Inc. ("NetDEF")
* Rafael Zalamena
*
* This program 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 of the License, or
* (at your option) any later version.
*
* This program 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; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301 USA.
*/
#include <zebra.h>
#include "lib/command.h"
#include "lib/log.h"
#include "lib/northbound_cli.h"
#ifndef VTYSH_EXTRACT_PL
#include "bfdd/bfdd_cli_clippy.c"
#endif /* VTYSH_EXTRACT_PL */
#include "bfd.h"
#include "bfdd_nb.h"
/*
* Definitions.
*/
#define PEER_STR "Configure peer\n"
#define INTERFACE_NAME_STR "Configure interface name to use\n"
#define PEER_IPV4_STR "IPv4 peer address\n"
#define PEER_IPV6_STR "IPv6 peer address\n"
#define MHOP_STR "Configure multihop\n"
#define LOCAL_STR "Configure local address\n"
#define LOCAL_IPV4_STR "IPv4 local address\n"
#define LOCAL_IPV6_STR "IPv6 local address\n"
#define LOCAL_INTF_STR "Configure local interface name to use\n"
#define VRF_STR "Configure VRF\n"
#define VRF_NAME_STR "Configure VRF name\n"
/*
* Prototypes.
*/
static bool
bfd_cli_is_single_hop(struct vty *vty)
{
return strstr(VTY_CURR_XPATH, "/single-hop") != NULL;
}
static bool
bfd_cli_is_profile(struct vty *vty)
{
return strstr(VTY_CURR_XPATH, "/bfd/profile") != NULL;
}
/*
* Functions.
*/
DEFPY_YANG_NOSH(
bfd_enter, bfd_enter_cmd,
"bfd",
"Configure BFD peers\n")
{
int ret;
nb_cli_enqueue_change(vty, "/frr-bfdd:bfdd/bfd", NB_OP_CREATE, NULL);
ret = nb_cli_apply_changes(vty, NULL);
if (ret == CMD_SUCCESS)
VTY_PUSH_XPATH(BFD_NODE, "/frr-bfdd:bfdd/bfd");
return ret;
}
DEFUN_YANG(
bfd_config_reset, bfd_config_reset_cmd,
"no bfd",
NO_STR
"Configure BFD peers\n")
{
nb_cli_enqueue_change(vty, "/frr-bfdd:bfdd/bfd", NB_OP_DESTROY, NULL);
return nb_cli_apply_changes(vty, NULL);
}
void bfd_cli_show_header(struct vty *vty,
const struct lyd_node *dnode
__attribute__((__unused__)),
bool show_defaults __attribute__((__unused__)))
{
vty_out(vty, "!\nbfd\n");
}
void bfd_cli_show_header_end(struct vty *vty, const struct lyd_node *dnode
__attribute__((__unused__)))
{
vty_out(vty, "exit\n");
vty_out(vty, "!\n");
}
DEFPY_YANG_NOSH(
bfd_peer_enter, bfd_peer_enter_cmd,
"peer <A.B.C.D|X:X::X:X> [{multihop$multihop|local-address <A.B.C.D|X:X::X:X>|interface IFNAME$ifname|vrf NAME}]",
PEER_STR
PEER_IPV4_STR
PEER_IPV6_STR
MHOP_STR
LOCAL_STR
LOCAL_IPV4_STR
LOCAL_IPV6_STR
INTERFACE_STR
LOCAL_INTF_STR
VRF_STR
VRF_NAME_STR)
{
int ret, slen;
char source_str[INET6_ADDRSTRLEN + 32];
char xpath[XPATH_MAXLEN], xpath_srcaddr[XPATH_MAXLEN + 32];
if (multihop) {
if (!local_address_str) {
vty_out(vty,
"%% local-address is required when using multihop\n");
return CMD_WARNING_CONFIG_FAILED;
}
if (ifname) {
vty_out(vty,
"%% interface is prohibited when using multihop\n");
return CMD_WARNING_CONFIG_FAILED;
}
snprintf(source_str, sizeof(source_str), "[source-addr='%s']",
local_address_str);
} else
source_str[0] = 0;
slen = snprintf(xpath, sizeof(xpath),
"/frr-bfdd:bfdd/bfd/sessions/%s%s[dest-addr='%s']",
multihop ? "multi-hop" : "single-hop", source_str,
peer_str);
if (ifname)
slen += snprintf(xpath + slen, sizeof(xpath) - slen,
"[interface='%s']", ifname);
else if (!multihop)
slen += snprintf(xpath + slen, sizeof(xpath) - slen,
"[interface='*']");
if (vrf)
snprintf(xpath + slen, sizeof(xpath) - slen, "[vrf='%s']", vrf);
else
snprintf(xpath + slen, sizeof(xpath) - slen, "[vrf='%s']",
VRF_DEFAULT_NAME);
nb_cli_enqueue_change(vty, xpath, NB_OP_CREATE, NULL);
if (multihop == NULL && local_address_str != NULL) {
snprintf(xpath_srcaddr, sizeof(xpath_srcaddr),
"%s/source-addr", xpath);
nb_cli_enqueue_change(vty, xpath_srcaddr, NB_OP_MODIFY,
local_address_str);
}
/* Apply settings immediately. */
ret = nb_cli_apply_changes(vty, NULL);
if (ret == CMD_SUCCESS)
VTY_PUSH_XPATH(BFD_PEER_NODE, xpath);
return ret;
}
DEFPY_YANG(
bfd_no_peer, bfd_no_peer_cmd,
"no peer <A.B.C.D|X:X::X:X> [{multihop$multihop|local-address <A.B.C.D|X:X::X:X>|interface IFNAME$ifname|vrf NAME}]",
NO_STR
PEER_STR
PEER_IPV4_STR
PEER_IPV6_STR
MHOP_STR
LOCAL_STR
LOCAL_IPV4_STR
LOCAL_IPV6_STR
INTERFACE_STR
LOCAL_INTF_STR
VRF_STR
VRF_NAME_STR)
{
int slen;
char xpath[XPATH_MAXLEN];
char source_str[INET6_ADDRSTRLEN + 32];
if (multihop) {
if (!local_address_str) {
vty_out(vty,
"%% local-address is required when using multihop\n");
return CMD_WARNING_CONFIG_FAILED;
}
if (ifname) {
vty_out(vty,
"%% interface is prohibited when using multihop\n");
return CMD_WARNING_CONFIG_FAILED;
}
snprintf(source_str, sizeof(source_str), "[source-addr='%s']",
local_address_str);
} else
source_str[0] = 0;
slen = snprintf(xpath, sizeof(xpath),
"/frr-bfdd:bfdd/bfd/sessions/%s%s[dest-addr='%s']",
multihop ? "multi-hop" : "single-hop", source_str,
peer_str);
if (ifname)
slen += snprintf(xpath + slen, sizeof(xpath) - slen,
"[interface='%s']", ifname);
else if (!multihop)
slen += snprintf(xpath + slen, sizeof(xpath) - slen,
"[interface='*']");
if (vrf)
snprintf(xpath + slen, sizeof(xpath) - slen, "[vrf='%s']", vrf);
else
snprintf(xpath + slen, sizeof(xpath) - slen, "[vrf='%s']",
VRF_DEFAULT_NAME);
nb_cli_enqueue_change(vty, xpath, NB_OP_DESTROY, NULL);
/* Apply settings immediatly. */
return nb_cli_apply_changes(vty, NULL);
}
static void _bfd_cli_show_peer(struct vty *vty, const struct lyd_node *dnode,
bool show_defaults __attribute__((__unused__)),
bool mhop)
{
const char *vrf = yang_dnode_get_string(dnode, "./vrf");
vty_out(vty, " peer %s",
yang_dnode_get_string(dnode, "./dest-addr"));
if (mhop)
vty_out(vty, " multihop");
if (yang_dnode_exists(dnode, "./source-addr"))
vty_out(vty, " local-address %s",
yang_dnode_get_string(dnode, "./source-addr"));
if (strcmp(vrf, VRF_DEFAULT_NAME))
vty_out(vty, " vrf %s", vrf);
if (!mhop) {
const char *ifname =
yang_dnode_get_string(dnode, "./interface");
if (strcmp(ifname, "*"))
vty_out(vty, " interface %s", ifname);
}
vty_out(vty, "\n");
}
void bfd_cli_show_single_hop_peer(struct vty *vty, const struct lyd_node *dnode,
bool show_defaults)
{
_bfd_cli_show_peer(vty, dnode, show_defaults, false);
}
void bfd_cli_show_multi_hop_peer(struct vty *vty, const struct lyd_node *dnode,
bool show_defaults)
{
_bfd_cli_show_peer(vty, dnode, show_defaults, true);
}
void bfd_cli_show_peer_end(struct vty *vty, const struct lyd_node *dnode
__attribute__((__unused__)))
{
vty_out(vty, " exit\n");
vty_out(vty, " !\n");
}
DEFPY_YANG(
bfd_peer_shutdown, bfd_peer_shutdown_cmd,
"[no] shutdown",
NO_STR
"Disable BFD peer\n")
{
nb_cli_enqueue_change(vty, "./administrative-down", NB_OP_MODIFY,
no ? "false" : "true");
return nb_cli_apply_changes(vty, NULL);
}
void bfd_cli_show_shutdown(struct vty *vty, const struct lyd_node *dnode,
bool show_defaults)
{
vty_out(vty, " %sshutdown\n",
yang_dnode_get_bool(dnode, NULL) ? "" : "no ");
}
DEFPY_YANG(
bfd_peer_passive, bfd_peer_passive_cmd,
"[no] passive-mode",
NO_STR
"Don't attempt to start sessions\n")
{
nb_cli_enqueue_change(vty, "./passive-mode", NB_OP_MODIFY,
no ? "false" : "true");
return nb_cli_apply_changes(vty, NULL);
}
void bfd_cli_show_passive(struct vty *vty, const struct lyd_node *dnode,
bool show_defaults)
{
vty_out(vty, " %spassive-mode\n",
yang_dnode_get_bool(dnode, NULL) ? "" : "no ");
}
DEFPY_YANG(
bfd_peer_minimum_ttl, bfd_peer_minimum_ttl_cmd,
"[no] minimum-ttl (1-254)$ttl",
NO_STR
"Expect packets with at least this TTL\n"
"Minimum TTL expected\n")
{
if (bfd_cli_is_single_hop(vty)) {
vty_out(vty, "%% Minimum TTL is only available for multi hop sessions.\n");
return CMD_WARNING_CONFIG_FAILED;
}
if (no)
nb_cli_enqueue_change(vty, "./minimum-ttl", NB_OP_DESTROY,
NULL);
else
nb_cli_enqueue_change(vty, "./minimum-ttl", NB_OP_MODIFY,
ttl_str);
return nb_cli_apply_changes(vty, NULL);
}
DEFPY_YANG(
no_bfd_peer_minimum_ttl, no_bfd_peer_minimum_ttl_cmd,
"no minimum-ttl",
NO_STR
"Expect packets with at least this TTL\n")
{
nb_cli_enqueue_change(vty, "./minimum-ttl", NB_OP_DESTROY, NULL);
return nb_cli_apply_changes(vty, NULL);
}
void bfd_cli_show_minimum_ttl(struct vty *vty, const struct lyd_node *dnode,
bool show_defaults)
{
vty_out(vty, " minimum-ttl %s\n", yang_dnode_get_string(dnode, NULL));
}
DEFPY_YANG(
bfd_peer_mult, bfd_peer_mult_cmd,
"detect-multiplier (2-255)$multiplier",
"Configure peer detection multiplier\n"
"Configure peer detection multiplier value\n")
{
nb_cli_enqueue_change(vty, "./detection-multiplier", NB_OP_MODIFY,
multiplier_str);
return nb_cli_apply_changes(vty, NULL);
}
void bfd_cli_show_mult(struct vty *vty, const struct lyd_node *dnode,
bool show_defaults)
{
vty_out(vty, " detect-multiplier %s\n",
yang_dnode_get_string(dnode, NULL));
}
DEFPY_YANG(
bfd_peer_rx, bfd_peer_rx_cmd,
"receive-interval (10-60000)$interval",
"Configure peer receive interval\n"
"Configure peer receive interval value in milliseconds\n")
{
char value[32];
snprintf(value, sizeof(value), "%ld", interval * 1000);
nb_cli_enqueue_change(vty, "./required-receive-interval", NB_OP_MODIFY,
value);
return nb_cli_apply_changes(vty, NULL);
}
void bfd_cli_show_rx(struct vty *vty, const struct lyd_node *dnode,
bool show_defaults)
{
uint32_t value = yang_dnode_get_uint32(dnode, NULL);
vty_out(vty, " receive-interval %u\n", value / 1000);
}
DEFPY_YANG(
bfd_peer_tx, bfd_peer_tx_cmd,
"transmit-interval (10-60000)$interval",
"Configure peer transmit interval\n"
"Configure peer transmit interval value in milliseconds\n")
{
char value[32];
snprintf(value, sizeof(value), "%ld", interval * 1000);
nb_cli_enqueue_change(vty, "./desired-transmission-interval",
NB_OP_MODIFY, value);
return nb_cli_apply_changes(vty, NULL);
}
void bfd_cli_show_tx(struct vty *vty, const struct lyd_node *dnode,
bool show_defaults)
{
uint32_t value = yang_dnode_get_uint32(dnode, NULL);
vty_out(vty, " transmit-interval %u\n", value / 1000);
}
DEFPY_YANG(
bfd_peer_echo, bfd_peer_echo_cmd,
"[no] echo-mode",
NO_STR
"Configure echo mode\n")
{
if (!bfd_cli_is_profile(vty) && !bfd_cli_is_single_hop(vty)) {
vty_out(vty, "%% Echo mode is only available for single hop sessions.\n");
return CMD_WARNING_CONFIG_FAILED;
}
if (!no && !bglobal.bg_use_dplane) {
vty_out(vty, "%% Current implementation of echo mode works only when the peer is also FRR.\n");
}
nb_cli_enqueue_change(vty, "./echo-mode", NB_OP_MODIFY,
no ? "false" : "true");
return nb_cli_apply_changes(vty, NULL);
}
void bfd_cli_show_echo(struct vty *vty, const struct lyd_node *dnode,
bool show_defaults)
{
vty_out(vty, " %secho-mode\n",
yang_dnode_get_bool(dnode, NULL) ? "" : "no ");
}
DEFPY_YANG(
bfd_peer_echo_interval, bfd_peer_echo_interval_cmd,
"echo-interval (10-60000)$interval",
"Configure peer echo intervals\n"
"Configure peer echo rx/tx intervals value in milliseconds\n")
{
char value[32];
if (!bfd_cli_is_profile(vty) && !bfd_cli_is_single_hop(vty)) {
vty_out(vty, "%% Echo mode is only available for single hop sessions.\n");
return CMD_WARNING_CONFIG_FAILED;
}
snprintf(value, sizeof(value), "%ld", interval * 1000);
nb_cli_enqueue_change(vty, "./desired-echo-transmission-interval",
NB_OP_MODIFY, value);
nb_cli_enqueue_change(vty, "./required-echo-receive-interval",
NB_OP_MODIFY, value);
return nb_cli_apply_changes(vty, NULL);
}
DEFPY_YANG(
bfd_peer_echo_transmit_interval, bfd_peer_echo_transmit_interval_cmd,
"echo transmit-interval (10-60000)$interval",
"Configure peer echo intervals\n"
"Configure desired transmit interval\n"
"Configure interval value in milliseconds\n")
{
char value[32];
if (!bfd_cli_is_profile(vty) && !bfd_cli_is_single_hop(vty)) {
vty_out(vty, "%% Echo mode is only available for single hop sessions.\n");
return CMD_WARNING_CONFIG_FAILED;
}
snprintf(value, sizeof(value), "%ld", interval * 1000);
nb_cli_enqueue_change(vty, "./desired-echo-transmission-interval",
NB_OP_MODIFY, value);
return nb_cli_apply_changes(vty, NULL);
}
void bfd_cli_show_desired_echo_transmission_interval(
struct vty *vty, const struct lyd_node *dnode, bool show_defaults)
{
uint32_t value = yang_dnode_get_uint32(dnode, NULL);
vty_out(vty, " echo transmit-interval %u\n", value / 1000);
}
DEFPY_YANG(
bfd_peer_echo_receive_interval, bfd_peer_echo_receive_interval_cmd,
"echo receive-interval <disabled$disabled|(10-60000)$interval>",
"Configure peer echo intervals\n"
"Configure required receive interval\n"
"Disable echo packets receive\n"
"Configure interval value in milliseconds\n")
{
char value[32];
if (!bfd_cli_is_profile(vty) && !bfd_cli_is_single_hop(vty)) {
vty_out(vty, "%% Echo mode is only available for single hop sessions.\n");
return CMD_WARNING_CONFIG_FAILED;
}
if (disabled)
snprintf(value, sizeof(value), "0");
else
snprintf(value, sizeof(value), "%ld", interval * 1000);
nb_cli_enqueue_change(vty, "./required-echo-receive-interval",
NB_OP_MODIFY, value);
return nb_cli_apply_changes(vty, NULL);
}
void bfd_cli_show_required_echo_receive_interval(struct vty *vty,
const struct lyd_node *dnode,
bool show_defaults)
{
uint32_t value = yang_dnode_get_uint32(dnode, NULL);
if (value)
vty_out(vty, " echo receive-interval %u\n", value / 1000);
else
vty_out(vty, " echo receive-interval disabled\n");
}
/*
* Profile commands.
*/
DEFPY_YANG_NOSH(bfd_profile, bfd_profile_cmd,
"profile BFDPROF$name",
BFD_PROFILE_STR
BFD_PROFILE_NAME_STR)
{
char xpath[XPATH_MAXLEN];
int rv;
snprintf(xpath, sizeof(xpath), "/frr-bfdd:bfdd/bfd/profile[name='%s']",
name);
nb_cli_enqueue_change(vty, xpath, NB_OP_CREATE, NULL);
/* Apply settings immediately. */
rv = nb_cli_apply_changes(vty, NULL);
if (rv == CMD_SUCCESS)
VTY_PUSH_XPATH(BFD_PROFILE_NODE, xpath);
return CMD_SUCCESS;
}
DEFPY_YANG(no_bfd_profile, no_bfd_profile_cmd,
"no profile BFDPROF$name",
NO_STR
BFD_PROFILE_STR
BFD_PROFILE_NAME_STR)
{
char xpath[XPATH_MAXLEN];
snprintf(xpath, sizeof(xpath), "/frr-bfdd:bfdd/bfd/profile[name='%s']",
name);
nb_cli_enqueue_change(vty, xpath, NB_OP_DESTROY, NULL);
/* Apply settings immediately. */
return nb_cli_apply_changes(vty, NULL);
}
void bfd_cli_show_profile(struct vty *vty, const struct lyd_node *dnode,
bool show_defaults)
{
vty_out(vty, " profile %s\n", yang_dnode_get_string(dnode, "./name"));
}
ALIAS_YANG(bfd_peer_mult, bfd_profile_mult_cmd,
"detect-multiplier (2-255)$multiplier",
"Configure peer detection multiplier\n"
"Configure peer detection multiplier value\n")
ALIAS_YANG(bfd_peer_tx, bfd_profile_tx_cmd,
"transmit-interval (10-60000)$interval",
"Configure peer transmit interval\n"
"Configure peer transmit interval value in milliseconds\n")
ALIAS_YANG(bfd_peer_rx, bfd_profile_rx_cmd,
"receive-interval (10-60000)$interval",
"Configure peer receive interval\n"
"Configure peer receive interval value in milliseconds\n")
ALIAS_YANG(bfd_peer_shutdown, bfd_profile_shutdown_cmd,
"[no] shutdown",
NO_STR
"Disable BFD peer\n")
ALIAS_YANG(bfd_peer_passive, bfd_profile_passive_cmd,
"[no] passive-mode",
NO_STR
"Don't attempt to start sessions\n")
ALIAS_YANG(bfd_peer_minimum_ttl, bfd_profile_minimum_ttl_cmd,
"[no] minimum-ttl (1-254)$ttl",
NO_STR
"Expect packets with at least this TTL\n"
"Minimum TTL expected\n")
ALIAS_YANG(no_bfd_peer_minimum_ttl, no_bfd_profile_minimum_ttl_cmd,
"no minimum-ttl",
NO_STR
"Expect packets with at least this TTL\n")
ALIAS_YANG(bfd_peer_echo, bfd_profile_echo_cmd,
"[no] echo-mode",
NO_STR
"Configure echo mode\n")
ALIAS_YANG(bfd_peer_echo_interval, bfd_profile_echo_interval_cmd,
"echo-interval (10-60000)$interval",
"Configure peer echo interval\n"
"Configure peer echo interval value in milliseconds\n")
ALIAS_YANG(
bfd_peer_echo_transmit_interval, bfd_profile_echo_transmit_interval_cmd,
"echo transmit-interval (10-60000)$interval",
"Configure peer echo intervals\n"
"Configure desired transmit interval\n"
"Configure interval value in milliseconds\n")
ALIAS_YANG(
bfd_peer_echo_receive_interval, bfd_profile_echo_receive_interval_cmd,
"echo receive-interval <disabled$disabled|(10-60000)$interval>",
"Configure peer echo intervals\n"
"Configure required receive interval\n"
"Disable echo packets receive\n"
"Configure interval value in milliseconds\n")
DEFPY_YANG(bfd_peer_profile, bfd_peer_profile_cmd,
"[no] profile BFDPROF$pname",
NO_STR
"Use BFD profile settings\n"
BFD_PROFILE_NAME_STR)
{
if (no)
nb_cli_enqueue_change(vty, "./profile", NB_OP_DESTROY, NULL);
else
nb_cli_enqueue_change(vty, "./profile", NB_OP_MODIFY, pname);
return nb_cli_apply_changes(vty, NULL);
}
void bfd_cli_peer_profile_show(struct vty *vty, const struct lyd_node *dnode,
bool show_defaults)
{
vty_out(vty, " profile %s\n", yang_dnode_get_string(dnode, NULL));
}
struct cmd_node bfd_profile_node = {
.name = "bfd profile",
.node = BFD_PROFILE_NODE,
.parent_node = BFD_NODE,
.prompt = "%s(config-bfd-profile)# ",
};
static void bfd_profile_var(vector comps, struct cmd_token *token)
{
extern struct bfdproflist bplist;
struct bfd_profile *bp;
TAILQ_FOREACH (bp, &bplist, entry) {
vector_set(comps, XSTRDUP(MTYPE_COMPLETION, bp->name));
}
}
static const struct cmd_variable_handler bfd_vars[] = {
{.tokenname = "BFDPROF", .completions = bfd_profile_var},
{.completions = NULL}
};
void
bfdd_cli_init(void)
{
install_element(CONFIG_NODE, &bfd_enter_cmd);
install_element(CONFIG_NODE, &bfd_config_reset_cmd);
install_element(BFD_NODE, &bfd_peer_enter_cmd);
install_element(BFD_NODE, &bfd_no_peer_cmd);
install_element(BFD_PEER_NODE, &bfd_peer_shutdown_cmd);
install_element(BFD_PEER_NODE, &bfd_peer_mult_cmd);
install_element(BFD_PEER_NODE, &bfd_peer_rx_cmd);
install_element(BFD_PEER_NODE, &bfd_peer_tx_cmd);
install_element(BFD_PEER_NODE, &bfd_peer_echo_cmd);
install_element(BFD_PEER_NODE, &bfd_peer_echo_interval_cmd);
install_element(BFD_PEER_NODE, &bfd_peer_echo_transmit_interval_cmd);
install_element(BFD_PEER_NODE, &bfd_peer_echo_receive_interval_cmd);
install_element(BFD_PEER_NODE, &bfd_peer_profile_cmd);
install_element(BFD_PEER_NODE, &bfd_peer_passive_cmd);
install_element(BFD_PEER_NODE, &bfd_peer_minimum_ttl_cmd);
install_element(BFD_PEER_NODE, &no_bfd_peer_minimum_ttl_cmd);
/* Profile commands. */
cmd_variable_handler_register(bfd_vars);
install_node(&bfd_profile_node);
install_default(BFD_PROFILE_NODE);
install_element(BFD_NODE, &bfd_profile_cmd);
install_element(BFD_NODE, &no_bfd_profile_cmd);
install_element(BFD_PROFILE_NODE, &bfd_profile_mult_cmd);
install_element(BFD_PROFILE_NODE, &bfd_profile_tx_cmd);
install_element(BFD_PROFILE_NODE, &bfd_profile_rx_cmd);
install_element(BFD_PROFILE_NODE, &bfd_profile_shutdown_cmd);
install_element(BFD_PROFILE_NODE, &bfd_profile_echo_cmd);
install_element(BFD_PROFILE_NODE, &bfd_profile_echo_interval_cmd);
install_element(BFD_PROFILE_NODE, &bfd_profile_echo_transmit_interval_cmd);
install_element(BFD_PROFILE_NODE, &bfd_profile_echo_receive_interval_cmd);
install_element(BFD_PROFILE_NODE, &bfd_profile_passive_cmd);
install_element(BFD_PROFILE_NODE, &bfd_profile_minimum_ttl_cmd);
install_element(BFD_PROFILE_NODE, &no_bfd_profile_minimum_ttl_cmd);
}