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mirror_frr/sharpd/sharp_vty.c
Donatas Abraitis 02d8b80ce4 *: Do not cast to the same type as the destination is 
Signed-off-by: Donatas Abraitis <donatas@opensourcerouting.org>
2023-09-29 10:24:16 +03:00

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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* SHARP - vty code
* Copyright (C) Cumulus Networks, Inc.
* Donald Sharp
*/
#include <zebra.h>
#include "vty.h"
#include "command.h"
#include "prefix.h"
#include "nexthop.h"
#include "log.h"
#include "vrf.h"
#include "zclient.h"
#include "nexthop_group.h"
#include "linklist.h"
#include "link_state.h"
#include "cspf.h"
#include "tc.h"
#include "sharpd/sharp_globals.h"
#include "sharpd/sharp_zebra.h"
#include "sharpd/sharp_nht.h"
#include "sharpd/sharp_vty.h"
#include "sharpd/sharp_vty_clippy.c"
DEFINE_MTYPE_STATIC(SHARPD, SRV6_LOCATOR, "SRv6 Locator");
DEFPY(watch_redistribute, watch_redistribute_cmd,
"sharp watch [vrf NAME$vrf_name] redistribute " FRR_REDIST_STR_SHARPD,
"Sharp routing Protocol\n"
"Watch for changes\n"
"The vrf we would like to watch if non-default\n"
"The NAME of the vrf\n"
"Redistribute into Sharp\n"
FRR_REDIST_HELP_STR_SHARPD)
{
struct vrf *vrf;
int source;
if (!vrf_name)
vrf_name = VRF_DEFAULT_NAME;
vrf = vrf_lookup_by_name(vrf_name);
if (!vrf) {
vty_out(vty, "The vrf NAME specified: %s does not exist\n",
vrf_name);
return CMD_WARNING;
}
source = proto_redistnum(AFI_IP, argv[argc-1]->text);
sharp_redistribute_vrf(vrf, source);
return CMD_SUCCESS;
}
DEFPY(watch_nexthop_v6, watch_nexthop_v6_cmd,
"sharp watch [vrf NAME$vrf_name] <nexthop$n X:X::X:X$nhop|import$import X:X::X:X/M$inhop> [connected$connected]",
"Sharp routing Protocol\n"
"Watch for changes\n"
"The vrf we would like to watch if non-default\n"
"The NAME of the vrf\n"
"Watch for nexthop changes\n"
"The v6 nexthop to signal for watching\n"
"Watch for import check changes\n"
"The v6 prefix to signal for watching\n"
"Should the route be connected\n")
{
struct vrf *vrf;
struct prefix p;
bool type_import;
if (!vrf_name)
vrf_name = VRF_DEFAULT_NAME;
vrf = vrf_lookup_by_name(vrf_name);
if (!vrf) {
vty_out(vty, "The vrf NAME specified: %s does not exist\n",
vrf_name);
return CMD_WARNING;
}
memset(&p, 0, sizeof(p));
if (n) {
type_import = false;
p.prefixlen = IPV6_MAX_BITLEN;
memcpy(&p.u.prefix6, &nhop, IPV6_MAX_BYTELEN);
p.family = AF_INET6;
} else {
type_import = true;
prefix_copy(&p, inhop);
}
sharp_nh_tracker_get(&p);
sharp_zebra_nexthop_watch(&p, vrf->vrf_id, type_import,
true, !!connected);
return CMD_SUCCESS;
}
DEFPY(watch_nexthop_v4, watch_nexthop_v4_cmd,
"sharp watch [vrf NAME$vrf_name] <nexthop$n A.B.C.D$nhop|import$import A.B.C.D/M$inhop> [connected$connected]",
"Sharp routing Protocol\n"
"Watch for changes\n"
"The vrf we would like to watch if non-default\n"
"The NAME of the vrf\n"
"Watch for nexthop changes\n"
"The v4 address to signal for watching\n"
"Watch for import check changes\n"
"The v4 prefix for import check to watch\n"
"Should the route be connected\n")
{
struct vrf *vrf;
struct prefix p;
bool type_import;
if (!vrf_name)
vrf_name = VRF_DEFAULT_NAME;
vrf = vrf_lookup_by_name(vrf_name);
if (!vrf) {
vty_out(vty, "The vrf NAME specified: %s does not exist\n",
vrf_name);
return CMD_WARNING;
}
memset(&p, 0, sizeof(p));
if (n) {
type_import = false;
p.prefixlen = IPV4_MAX_BITLEN;
p.u.prefix4 = nhop;
p.family = AF_INET;
}
else {
type_import = true;
prefix_copy(&p, inhop);
}
sharp_nh_tracker_get(&p);
sharp_zebra_nexthop_watch(&p, vrf->vrf_id, type_import,
true, !!connected);
return CMD_SUCCESS;
}
DEFPY(sharp_nht_data_dump,
sharp_nht_data_dump_cmd,
"sharp data nexthop",
"Sharp routing Protocol\n"
"Data about what is going on\n"
"Nexthop information\n")
{
sharp_nh_tracker_dump(vty);
return CMD_SUCCESS;
}
DEFPY (install_routes_data_dump,
install_routes_data_dump_cmd,
"sharp data route",
"Sharp routing Protocol\n"
"Data about what is going on\n"
"Route Install/Removal Information\n")
{
struct timeval r;
timersub(&sg.r.t_end, &sg.r.t_start, &r);
vty_out(vty, "Prefix: %pFX Total: %u %u %u Time: %jd.%ld\n",
&sg.r.orig_prefix, sg.r.total_routes, sg.r.installed_routes,
sg.r.removed_routes, (intmax_t)r.tv_sec, (long)r.tv_usec);
return CMD_SUCCESS;
}
DEFPY (install_routes,
install_routes_cmd,
"sharp install routes [vrf NAME$vrf_name]\
<A.B.C.D$start4|X:X::X:X$start6>\
<nexthop <A.B.C.D$nexthop4|X:X::X:X$nexthop6>|\
nexthop-group NHGNAME$nexthop_group>\
[backup$backup <A.B.C.D$backup_nexthop4|X:X::X:X$backup_nexthop6>] \
(1-1000000)$routes [instance (0-255)$instance] [repeat (2-1000)$rpt] [opaque WORD] [no-recurse$norecurse]",
"Sharp routing Protocol\n"
"install some routes\n"
"Routes to install\n"
"The vrf we would like to install into if non-default\n"
"The NAME of the vrf\n"
"v4 Address to start /32 generation at\n"
"v6 Address to start /32 generation at\n"
"Nexthop to use(Can be an IPv4 or IPv6 address)\n"
"V4 Nexthop address to use\n"
"V6 Nexthop address to use\n"
"Nexthop-Group to use\n"
"The Name of the nexthop-group\n"
"Backup nexthop to use(Can be an IPv4 or IPv6 address)\n"
"Backup V4 Nexthop address to use\n"
"Backup V6 Nexthop address to use\n"
"How many to create\n"
"Instance to use\n"
"Instance\n"
"Should we repeat this command\n"
"How many times to repeat this command\n"
"What opaque data to send down\n"
"The opaque data\n"
"No recursive nexthops\n")
{
struct vrf *vrf;
struct prefix prefix;
uint32_t rts;
uint32_t nhgid = 0;
sg.r.total_routes = routes;
sg.r.installed_routes = 0;
sg.r.flags = 0;
if (rpt >= 2)
sg.r.repeat = rpt * 2;
else
sg.r.repeat = 0;
memset(&prefix, 0, sizeof(prefix));
memset(&sg.r.orig_prefix, 0, sizeof(sg.r.orig_prefix));
nexthop_del_srv6_seg6local(&sg.r.nhop);
nexthop_del_srv6_seg6(&sg.r.nhop);
memset(&sg.r.nhop, 0, sizeof(sg.r.nhop));
memset(&sg.r.nhop_group, 0, sizeof(sg.r.nhop_group));
memset(&sg.r.backup_nhop, 0, sizeof(sg.r.nhop));
memset(&sg.r.backup_nhop_group, 0, sizeof(sg.r.nhop_group));
if (start4.s_addr != INADDR_ANY) {
prefix.family = AF_INET;
prefix.prefixlen = IPV4_MAX_BITLEN;
prefix.u.prefix4 = start4;
} else {
prefix.family = AF_INET6;
prefix.prefixlen = IPV6_MAX_BITLEN;
prefix.u.prefix6 = start6;
}
sg.r.orig_prefix = prefix;
if (!vrf_name)
vrf_name = VRF_DEFAULT_NAME;
vrf = vrf_lookup_by_name(vrf_name);
if (!vrf) {
vty_out(vty, "The vrf NAME specified: %s does not exist\n",
vrf_name);
return CMD_WARNING;
}
/* Explicit backup not available with named nexthop-group */
if (backup && nexthop_group) {
vty_out(vty, "%% Invalid: cannot specify both nexthop-group and backup\n");
return CMD_WARNING;
}
if (nexthop_group) {
struct nexthop_group_cmd *nhgc = nhgc_find(nexthop_group);
if (!nhgc) {
vty_out(vty,
"Specified Nexthop Group: %s does not exist\n",
nexthop_group);
return CMD_WARNING;
}
nhgid = sharp_nhgroup_get_id(nexthop_group);
sg.r.nhgid = nhgid;
sg.r.nhop_group.nexthop = nhgc->nhg.nexthop;
/* Use group's backup nexthop info if present */
if (nhgc->backup_list_name[0]) {
struct nexthop_group_cmd *bnhgc =
nhgc_find(nhgc->backup_list_name);
if (!bnhgc) {
vty_out(vty, "%% Backup group %s not found for group %s\n",
nhgc->backup_list_name,
nhgc->name);
return CMD_WARNING;
}
sg.r.backup_nhop.vrf_id = vrf->vrf_id;
sg.r.backup_nhop_group.nexthop = bnhgc->nhg.nexthop;
}
} else {
if (nexthop4.s_addr != INADDR_ANY) {
sg.r.nhop.gate.ipv4 = nexthop4;
sg.r.nhop.type = NEXTHOP_TYPE_IPV4;
} else {
sg.r.nhop.gate.ipv6 = nexthop6;
sg.r.nhop.type = NEXTHOP_TYPE_IPV6;
}
sg.r.nhop.vrf_id = vrf->vrf_id;
sg.r.nhop_group.nexthop = &sg.r.nhop;
}
/* Use single backup nexthop if specified */
if (backup) {
/* Set flag and index in primary nexthop */
SET_FLAG(sg.r.nhop.flags, NEXTHOP_FLAG_HAS_BACKUP);
sg.r.nhop.backup_num = 1;
sg.r.nhop.backup_idx[0] = 0;
if (backup_nexthop4.s_addr != INADDR_ANY) {
sg.r.backup_nhop.gate.ipv4 = backup_nexthop4;
sg.r.backup_nhop.type = NEXTHOP_TYPE_IPV4;
} else {
sg.r.backup_nhop.gate.ipv6 = backup_nexthop6;
sg.r.backup_nhop.type = NEXTHOP_TYPE_IPV6;
}
sg.r.backup_nhop.vrf_id = vrf->vrf_id;
sg.r.backup_nhop_group.nexthop = &sg.r.backup_nhop;
}
if (opaque)
strlcpy(sg.r.opaque, opaque, ZAPI_MESSAGE_OPAQUE_LENGTH);
else
sg.r.opaque[0] = '\0';
/* Default is to ask for recursive nexthop resolution */
if (norecurse == NULL)
SET_FLAG(sg.r.flags, ZEBRA_FLAG_ALLOW_RECURSION);
sg.r.inst = instance;
sg.r.vrf_id = vrf->vrf_id;
rts = routes;
sharp_install_routes_helper(&prefix, sg.r.vrf_id, sg.r.inst, nhgid,
&sg.r.nhop_group, &sg.r.backup_nhop_group,
rts, sg.r.flags, sg.r.opaque);
return CMD_SUCCESS;
}
DEFPY (install_seg6_routes,
install_seg6_routes_cmd,
"sharp install seg6-routes [vrf NAME$vrf_name]\
<A.B.C.D$start4|X:X::X:X$start6>\
nexthop-seg6 X:X::X:X$seg6_nh6 encap X:X::X:X$seg6_seg\
(1-1000000)$routes [repeat (2-1000)$rpt]",
"Sharp routing Protocol\n"
"install some routes\n"
"Routes to install\n"
"The vrf we would like to install into if non-default\n"
"The NAME of the vrf\n"
"v4 Address to start /32 generation at\n"
"v6 Address to start /32 generation at\n"
"Nexthop-seg6 to use\n"
"V6 Nexthop address to use\n"
"Encap mode\n"
"Segment List to use\n"
"How many to create\n"
"Should we repeat this command\n"
"How many times to repeat this command\n")
{
struct vrf *vrf;
struct prefix prefix;
uint32_t route_flags = 0;
sg.r.total_routes = routes;
sg.r.installed_routes = 0;
if (rpt >= 2)
sg.r.repeat = rpt * 2;
else
sg.r.repeat = 0;
memset(&prefix, 0, sizeof(prefix));
memset(&sg.r.orig_prefix, 0, sizeof(sg.r.orig_prefix));
nexthop_del_srv6_seg6local(&sg.r.nhop);
nexthop_del_srv6_seg6(&sg.r.nhop);
memset(&sg.r.nhop, 0, sizeof(sg.r.nhop));
memset(&sg.r.nhop_group, 0, sizeof(sg.r.nhop_group));
memset(&sg.r.backup_nhop, 0, sizeof(sg.r.nhop));
memset(&sg.r.backup_nhop_group, 0, sizeof(sg.r.nhop_group));
sg.r.opaque[0] = '\0';
sg.r.inst = 0;
if (start4.s_addr != INADDR_ANY) {
prefix.family = AF_INET;
prefix.prefixlen = IPV4_MAX_BITLEN;
prefix.u.prefix4 = start4;
} else {
prefix.family = AF_INET6;
prefix.prefixlen = IPV6_MAX_BITLEN;
prefix.u.prefix6 = start6;
}
sg.r.orig_prefix = prefix;
if (!vrf_name)
vrf_name = VRF_DEFAULT_NAME;
vrf = vrf_lookup_by_name(vrf_name);
if (!vrf) {
vty_out(vty, "The vrf NAME specified: %s does not exist\n",
vrf_name);
return CMD_WARNING;
}
sg.r.nhop.type = NEXTHOP_TYPE_IPV6;
sg.r.nhop.gate.ipv6 = seg6_nh6;
sg.r.nhop.vrf_id = vrf->vrf_id;
sg.r.nhop_group.nexthop = &sg.r.nhop;
nexthop_add_srv6_seg6(&sg.r.nhop, &seg6_seg, 1);
sg.r.vrf_id = vrf->vrf_id;
sharp_install_routes_helper(&prefix, sg.r.vrf_id, sg.r.inst, 0,
&sg.r.nhop_group, &sg.r.backup_nhop_group,
routes, route_flags, sg.r.opaque);
return CMD_SUCCESS;
}
DEFPY (install_seg6local_routes,
install_seg6local_routes_cmd,
"sharp install seg6local-routes [vrf NAME$vrf_name]\
X:X::X:X$start6\
nexthop-seg6local NAME$seg6l_oif\
<End$seg6l_end|\
End_X$seg6l_endx X:X::X:X$seg6l_endx_nh6|\
End_T$seg6l_endt (1-4294967295)$seg6l_endt_table|\
End_DX4$seg6l_enddx4 A.B.C.D$seg6l_enddx4_nh4|\
End_DT6$seg6l_enddt6 (1-4294967295)$seg6l_enddt6_table|\
End_DT4$seg6l_enddt4 (1-4294967295)$seg6l_enddt4_table|\
End_DT46$seg6l_enddt46 (1-4294967295)$seg6l_enddt46_table>\
(1-1000000)$routes [repeat (2-1000)$rpt]",
"Sharp routing Protocol\n"
"install some routes\n"
"Routes to install\n"
"The vrf we would like to install into if non-default\n"
"The NAME of the vrf\n"
"v6 Address to start /32 generation at\n"
"Nexthop-seg6local to use\n"
"Output device to use\n"
"SRv6 End function to use\n"
"SRv6 End.X function to use\n"
"V6 Nexthop address to use\n"
"SRv6 End.T function to use\n"
"Redirect table id to use\n"
"SRv6 End.DX4 function to use\n"
"V4 Nexthop address to use\n"
"SRv6 End.DT6 function to use\n"
"Redirect table id to use\n"
"SRv6 End.DT4 function to use\n"
"Redirect table id to use\n"
"SRv6 End.DT46 function to use\n"
"Redirect table id to use\n"
"How many to create\n"
"Should we repeat this command\n"
"How many times to repeat this command\n")
{
struct vrf *vrf;
uint32_t route_flags = 0;
struct seg6local_context ctx = {};
enum seg6local_action_t action;
sg.r.total_routes = routes;
sg.r.installed_routes = 0;
if (rpt >= 2)
sg.r.repeat = rpt * 2;
else
sg.r.repeat = 0;
memset(&sg.r.orig_prefix, 0, sizeof(sg.r.orig_prefix));
nexthop_del_srv6_seg6local(&sg.r.nhop);
nexthop_del_srv6_seg6(&sg.r.nhop);
memset(&sg.r.nhop, 0, sizeof(sg.r.nhop));
memset(&sg.r.nhop_group, 0, sizeof(sg.r.nhop_group));
memset(&sg.r.backup_nhop, 0, sizeof(sg.r.nhop));
memset(&sg.r.backup_nhop_group, 0, sizeof(sg.r.nhop_group));
sg.r.opaque[0] = '\0';
sg.r.inst = 0;
sg.r.orig_prefix.family = AF_INET6;
sg.r.orig_prefix.prefixlen = 128;
sg.r.orig_prefix.u.prefix6 = start6;
if (!vrf_name)
vrf_name = VRF_DEFAULT_NAME;
vrf = vrf_lookup_by_name(vrf_name);
if (!vrf) {
vty_out(vty, "The vrf NAME specified: %s does not exist\n",
vrf_name);
return CMD_WARNING;
}
if (seg6l_enddx4) {
action = ZEBRA_SEG6_LOCAL_ACTION_END_DX4;
ctx.nh4 = seg6l_enddx4_nh4;
} else if (seg6l_endx) {
action = ZEBRA_SEG6_LOCAL_ACTION_END_X;
ctx.nh6 = seg6l_endx_nh6;
} else if (seg6l_endt) {
action = ZEBRA_SEG6_LOCAL_ACTION_END_T;
ctx.table = seg6l_endt_table;
} else if (seg6l_enddt6) {
action = ZEBRA_SEG6_LOCAL_ACTION_END_DT6;
ctx.table = seg6l_enddt6_table;
} else if (seg6l_enddt4) {
action = ZEBRA_SEG6_LOCAL_ACTION_END_DT4;
ctx.table = seg6l_enddt4_table;
} else if (seg6l_enddt46) {
action = ZEBRA_SEG6_LOCAL_ACTION_END_DT46;
ctx.table = seg6l_enddt46_table;
} else {
action = ZEBRA_SEG6_LOCAL_ACTION_END;
}
sg.r.nhop.type = NEXTHOP_TYPE_IFINDEX;
sg.r.nhop.ifindex = ifname2ifindex(seg6l_oif, vrf->vrf_id);
sg.r.nhop.vrf_id = vrf->vrf_id;
sg.r.nhop_group.nexthop = &sg.r.nhop;
nexthop_add_srv6_seg6local(&sg.r.nhop, action, &ctx);
sg.r.vrf_id = vrf->vrf_id;
sharp_install_routes_helper(&sg.r.orig_prefix, sg.r.vrf_id, sg.r.inst,
0, &sg.r.nhop_group,
&sg.r.backup_nhop_group, routes,
route_flags, sg.r.opaque);
return CMD_SUCCESS;
}
DEFPY(vrf_label, vrf_label_cmd,
"sharp label <ip$ipv4|ipv6$ipv6> vrf NAME$vrf_name label (0-100000)$label",
"Sharp Routing Protocol\n"
"Give a vrf a label\n"
"Pop and forward for IPv4\n"
"Pop and forward for IPv6\n"
VRF_CMD_HELP_STR
"The label to use, 0 specifies remove the label installed from previous\n"
"Specified range to use\n")
{
struct vrf *vrf;
afi_t afi = (ipv4) ? AFI_IP : AFI_IP6;
if (strcmp(vrf_name, "default") == 0)
vrf = vrf_lookup_by_id(VRF_DEFAULT);
else
vrf = vrf_lookup_by_name(vrf_name);
if (!vrf) {
vty_out(vty, "Unable to find vrf you silly head\n");
return CMD_WARNING_CONFIG_FAILED;
}
if (label == 0)
label = MPLS_LABEL_NONE;
vrf_label_add(vrf->vrf_id, afi, label);
return CMD_SUCCESS;
}
DEFPY (remove_routes,
remove_routes_cmd,
"sharp remove routes [vrf NAME$vrf_name] <A.B.C.D$start4|X:X::X:X$start6> (1-1000000)$routes [instance (0-255)$instance]",
"Sharp Routing Protocol\n"
"Remove some routes\n"
"Routes to remove\n"
"The vrf we would like to remove from if non-default\n"
"The NAME of the vrf\n"
"v4 Starting spot\n"
"v6 Starting spot\n"
"Routes to uninstall\n"
"instance to use\n"
"Value of instance\n")
{
struct vrf *vrf;
struct prefix prefix;
sg.r.total_routes = routes;
sg.r.removed_routes = 0;
uint32_t rts;
memset(&prefix, 0, sizeof(prefix));
if (start4.s_addr != INADDR_ANY) {
prefix.family = AF_INET;
prefix.prefixlen = IPV4_MAX_BITLEN;
prefix.u.prefix4 = start4;
} else {
prefix.family = AF_INET6;
prefix.prefixlen = IPV6_MAX_BITLEN;
prefix.u.prefix6 = start6;
}
vrf = vrf_lookup_by_name(vrf_name ? vrf_name : VRF_DEFAULT_NAME);
if (!vrf) {
vty_out(vty, "The vrf NAME specified: %s does not exist\n",
vrf_name ? vrf_name : VRF_DEFAULT_NAME);
return CMD_WARNING;
}
sg.r.inst = instance;
sg.r.vrf_id = vrf->vrf_id;
rts = routes;
sharp_remove_routes_helper(&prefix, sg.r.vrf_id,
sg.r.inst, rts);
return CMD_SUCCESS;
}
DEFUN_NOSH (show_debugging_sharpd,
show_debugging_sharpd_cmd,
"show debugging [sharp]",
SHOW_STR
DEBUG_STR
"Sharp Information\n")
{
vty_out(vty, "Sharp debugging status:\n");
cmd_show_lib_debugs(vty);
return CMD_SUCCESS;
}
DEFPY (sharp_lsp_prefix_v4, sharp_lsp_prefix_v4_cmd,
"sharp lsp [update]$update (0-100000)$inlabel\
nexthop-group NHGNAME$nhgname\
[prefix A.B.C.D/M$pfx\
" FRR_IP_REDIST_STR_ZEBRA "$type_str [instance (0-255)$instance]]",
"Sharp Routing Protocol\n"
"Add an LSP\n"
"Update an LSP\n"
"The ingress label to use\n"
"Use nexthops from a nexthop-group\n"
"The nexthop-group name\n"
"Label a prefix\n"
"The v4 prefix to label\n"
FRR_IP_REDIST_HELP_STR_ZEBRA
"Instance to use\n"
"Instance\n")
{
struct nexthop_group_cmd *nhgc = NULL;
struct nexthop_group_cmd *backup_nhgc = NULL;
struct nexthop_group *backup_nhg = NULL;
struct prefix p = {};
int type = 0;
bool update_p;
update_p = (update != NULL);
/* We're offered a v4 prefix */
if (pfx->family > 0 && type_str) {
p.family = pfx->family;
p.prefixlen = pfx->prefixlen;
p.u.prefix4 = pfx->prefix;
type = proto_redistnum(AFI_IP, type_str);
if (type < 0) {
vty_out(vty, "%% Unknown route type '%s'\n", type_str);
return CMD_WARNING;
}
} else if (pfx->family > 0 || type_str) {
vty_out(vty, "%% Must supply both prefix and type\n");
return CMD_WARNING;
}
nhgc = nhgc_find(nhgname);
if (!nhgc) {
vty_out(vty, "%% Nexthop-group '%s' does not exist\n",
nhgname);
return CMD_WARNING;
}
if (nhgc->nhg.nexthop == NULL) {
vty_out(vty, "%% Nexthop-group '%s' is empty\n", nhgname);
return CMD_WARNING;
}
/* Use group's backup nexthop info if present */
if (nhgc->backup_list_name[0]) {
backup_nhgc = nhgc_find(nhgc->backup_list_name);
if (!backup_nhgc) {
vty_out(vty,
"%% Backup group %s not found for group %s\n",
nhgc->backup_list_name,
nhgname);
return CMD_WARNING;
}
backup_nhg = &(backup_nhgc->nhg);
}
if (sharp_install_lsps_helper(true /*install*/, update_p,
pfx->family > 0 ? &p : NULL,
type, instance, inlabel,
&(nhgc->nhg), backup_nhg) == 0)
return CMD_SUCCESS;
else {
vty_out(vty, "%% LSP install failed!\n");
return CMD_WARNING;
}
}
DEFPY(sharp_remove_lsp_prefix_v4, sharp_remove_lsp_prefix_v4_cmd,
"sharp remove lsp \
(0-100000)$inlabel\
[nexthop-group NHGNAME$nhgname] \
[prefix A.B.C.D/M$pfx\
" FRR_IP_REDIST_STR_ZEBRA "$type_str [instance (0-255)$instance]]",
"Sharp Routing Protocol\n"
"Remove data\n"
"Remove an LSP\n"
"The ingress label\n"
"Use nexthops from a nexthop-group\n"
"The nexthop-group name\n"
"Specify a v4 prefix\n"
"The v4 prefix to label\n"
FRR_IP_REDIST_HELP_STR_ZEBRA
"Routing instance\n"
"Instance to use\n")
{
struct nexthop_group_cmd *nhgc = NULL;
struct prefix p = {};
int type = 0;
struct nexthop_group *nhg = NULL;
/* We're offered a v4 prefix */
if (pfx->family > 0 && type_str) {
p.family = pfx->family;
p.prefixlen = pfx->prefixlen;
p.u.prefix4 = pfx->prefix;
type = proto_redistnum(AFI_IP, type_str);
if (type < 0) {
vty_out(vty, "%% Unknown route type '%s'\n", type_str);
return CMD_WARNING;
}
} else if (pfx->family > 0 || type_str) {
vty_out(vty, "%% Must supply both prefix and type\n");
return CMD_WARNING;
}
if (nhgname) {
nhgc = nhgc_find(nhgname);
if (!nhgc) {
vty_out(vty, "%% Nexthop-group '%s' does not exist\n",
nhgname);
return CMD_WARNING;
}
if (nhgc->nhg.nexthop == NULL) {
vty_out(vty, "%% Nexthop-group '%s' is empty\n",
nhgname);
return CMD_WARNING;
}
nhg = &(nhgc->nhg);
}
if (sharp_install_lsps_helper(false /*!install*/, false,
pfx->family > 0 ? &p : NULL,
type, instance, inlabel, nhg, NULL) == 0)
return CMD_SUCCESS;
else {
vty_out(vty, "%% LSP remove failed!\n");
return CMD_WARNING;
}
}
DEFPY (logpump,
logpump_cmd,
"sharp logpump duration (1-60) frequency (1-1000000) burst (1-1000)",
"Sharp Routing Protocol\n"
"Generate bulk log messages for testing\n"
"Duration of run (s)\n"
"Duration of run (s)\n"
"Frequency of bursts (s^-1)\n"
"Frequency of bursts (s^-1)\n"
"Number of log messages per each burst\n"
"Number of log messages per each burst\n")
{
sharp_logpump_run(vty, duration, frequency, burst);
return CMD_SUCCESS;
}
DEFPY (create_session,
create_session_cmd,
"sharp create session (1-1024)",
"Sharp Routing Protocol\n"
"Create data\n"
"Create a test session\n"
"Session ID\n")
{
if (sharp_zclient_create(session) != 0) {
vty_out(vty, "%% Client session error\n");
return CMD_WARNING;
}
return CMD_SUCCESS;
}
DEFPY (remove_session,
remove_session_cmd,
"sharp remove session (1-1024)",
"Sharp Routing Protocol\n"
"Remove data\n"
"Remove a test session\n"
"Session ID\n")
{
sharp_zclient_delete(session);
return CMD_SUCCESS;
}
DEFPY (send_opaque,
send_opaque_cmd,
"sharp send opaque type (1-255) (1-1000)$count",
SHARP_STR
"Send messages for testing\n"
"Send opaque messages\n"
"Type code to send\n"
"Type code to send\n"
"Number of messages to send\n")
{
sharp_opaque_send(type, 0, 0, 0, count);
return CMD_SUCCESS;
}
DEFPY (send_opaque_unicast,
send_opaque_unicast_cmd,
"sharp send opaque unicast type (1-255) \
" FRR_IP_REDIST_STR_ZEBRA "$proto_str \
[{instance (0-1000) | session (1-1000)}] (1-1000)$count",
SHARP_STR
"Send messages for testing\n"
"Send opaque messages\n"
"Send unicast messages\n"
"Type code to send\n"
"Type code to send\n"
FRR_IP_REDIST_HELP_STR_ZEBRA
"Daemon instance\n"
"Daemon instance\n"
"Session ID\n"
"Session ID\n"
"Number of messages to send\n")
{
uint32_t proto;
proto = proto_redistnum(AFI_IP, proto_str);
sharp_opaque_send(type, proto, instance, session, count);
return CMD_SUCCESS;
}
DEFPY (send_opaque_reg,
send_opaque_reg_cmd,
"sharp send opaque <reg$reg | unreg> \
" FRR_IP_REDIST_STR_ZEBRA "$proto_str \
[{instance (0-1000) | session (1-1000)}] type (1-1000)",
SHARP_STR
"Send messages for testing\n"
"Send opaque messages\n"
"Send opaque registration\n"
"Send opaque unregistration\n"
FRR_IP_REDIST_HELP_STR_ZEBRA
"Daemon instance\n"
"Daemon instance\n"
"Session ID\n"
"Session ID\n"
"Opaque sub-type code\n"
"Opaque sub-type code\n")
{
int proto;
proto = proto_redistnum(AFI_IP, proto_str);
sharp_opaque_reg_send((reg != NULL), proto, instance, session, type);
return CMD_SUCCESS;
}
/* Opaque notifications - register or unregister */
DEFPY (send_opaque_notif_reg,
send_opaque_notif_reg_cmd,
"sharp send opaque notify <reg$reg | unreg> type (1-1000)",
SHARP_STR
"Send messages for testing\n"
"Send opaque messages\n"
"Opaque notification messages\n"
"Send notify registration\n"
"Send notify unregistration\n"
"Opaque sub-type code\n"
"Opaque sub-type code\n")
{
sharp_zebra_opaque_notif_reg((reg != NULL), type);
return CMD_SUCCESS;
}
DEFPY (neigh_discover,
neigh_discover_cmd,
"sharp neigh discover [vrf NAME$vrf_name] <A.B.C.D$dst4|X:X::X:X$dst6> IFNAME$ifname",
SHARP_STR
"Discover neighbours\n"
"Send an ARP/NDP request\n"
VRF_CMD_HELP_STR
"v4 Destination address\n"
"v6 Destination address\n"
"Interface name\n")
{
struct vrf *vrf;
struct interface *ifp;
struct prefix prefix;
memset(&prefix, 0, sizeof(prefix));
if (dst4.s_addr != INADDR_ANY) {
prefix.family = AF_INET;
prefix.prefixlen = IPV4_MAX_BITLEN;
prefix.u.prefix4 = dst4;
} else {
prefix.family = AF_INET6;
prefix.prefixlen = 128;
prefix.u.prefix6 = dst6;
}
vrf = vrf_lookup_by_name(vrf_name ? vrf_name : VRF_DEFAULT_NAME);
if (!vrf) {
vty_out(vty, "The vrf NAME specified: %s does not exist\n",
vrf_name ? vrf_name : VRF_DEFAULT_NAME);
return CMD_WARNING;
}
ifp = if_lookup_by_name_vrf(ifname, vrf);
if (ifp == NULL) {
vty_out(vty, "%% Can't find interface %s\n", ifname);
return CMD_WARNING;
}
sharp_zebra_send_arp(ifp, &prefix);
return CMD_SUCCESS;
}
DEFPY (import_te,
import_te_cmd,
"sharp import-te",
SHARP_STR
"Import Traffic Engineering\n")
{
sg.ted = ls_ted_new(1, "Sharp", 0);
sharp_zebra_register_te();
return CMD_SUCCESS;
}
static void sharp_srv6_locator_chunk_free(struct prefix_ipv6 *chunk)
{
prefix_ipv6_free(&chunk);
}
DEFPY (sharp_srv6_manager_get_locator_chunk,
sharp_srv6_manager_get_locator_chunk_cmd,
"sharp srv6-manager get-locator-chunk NAME$locator_name",
SHARP_STR
"Segment-Routing IPv6\n"
"Get SRv6 locator-chunk\n"
"SRv6 Locator name\n")
{
int ret;
struct listnode *node;
struct sharp_srv6_locator *loc;
struct sharp_srv6_locator *loc_found = NULL;
for (ALL_LIST_ELEMENTS_RO(sg.srv6_locators, node, loc)) {
if (strcmp(loc->name, locator_name))
continue;
loc_found = loc;
break;
}
if (!loc_found) {
loc = XCALLOC(MTYPE_SRV6_LOCATOR,
sizeof(struct sharp_srv6_locator));
loc->chunks = list_new();
loc->chunks->del =
(void (*)(void *))sharp_srv6_locator_chunk_free;
snprintf(loc->name, SRV6_LOCNAME_SIZE, "%s", locator_name);
listnode_add(sg.srv6_locators, loc);
}
ret = sharp_zebra_srv6_manager_get_locator_chunk(locator_name);
if (ret < 0)
return CMD_WARNING_CONFIG_FAILED;
return CMD_SUCCESS;
}
DEFUN (show_sharp_ted,
show_sharp_ted_cmd,
"show sharp ted [<vertex [A.B.C.D]|edge [A.B.C.D]|subnet [A.B.C.D/M]>] [verbose|json]",
SHOW_STR
SHARP_STR
"Traffic Engineering Database\n"
"MPLS-TE Vertex\n"
"MPLS-TE router ID (as an IP address)\n"
"MPLS-TE Edge\n"
"MPLS-TE Edge ID (as an IP address)\n"
"MPLS-TE Subnet\n"
"MPLS-TE Subnet ID (as an IP prefix)\n"
"Verbose output\n"
JSON_STR)
{
int idx = 0;
struct in_addr ip_addr;
struct prefix pref;
struct ls_vertex *vertex;
struct ls_edge *edge;
struct ls_subnet *subnet;
uint64_t key;
struct ls_edge_key ekey;
bool verbose = false;
bool uj = use_json(argc, argv);
json_object *json = NULL;
if (sg.ted == NULL) {
vty_out(vty, "MPLS-TE import is not enabled\n");
return CMD_WARNING;
}
if (uj)
json = json_object_new_object();
if (argv[argc - 1]->arg && strmatch(argv[argc - 1]->text, "verbose"))
verbose = true;
if (argv_find(argv, argc, "vertex", &idx)) {
/* Show Vertex */
if (argv_find(argv, argc, "A.B.C.D", &idx)) {
if (!inet_aton(argv[idx + 1]->arg, &ip_addr)) {
vty_out(vty,
"Specified Router ID %s is invalid\n",
argv[idx + 1]->arg);
return CMD_WARNING_CONFIG_FAILED;
}
/* Get the Vertex from the Link State Database */
key = ((uint64_t)ip_addr.s_addr) & 0xffffffff;
vertex = ls_find_vertex_by_key(sg.ted, key);
if (!vertex) {
vty_out(vty, "No vertex found for ID %pI4\n",
&ip_addr);
return CMD_WARNING;
}
} else
vertex = NULL;
if (vertex)
ls_show_vertex(vertex, vty, json, verbose);
else
ls_show_vertices(sg.ted, vty, json, verbose);
} else if (argv_find(argv, argc, "edge", &idx)) {
/* Show Edge */
if (argv_find(argv, argc, "A.B.C.D", &idx)) {
if (!inet_aton(argv[idx]->arg, &ip_addr)) {
vty_out(vty,
"Specified Edge ID %s is invalid\n",
argv[idx]->arg);
return CMD_WARNING_CONFIG_FAILED;
}
/* Get the Edge from the Link State Database */
ekey.family = AF_INET;
IPV4_ADDR_COPY(&ekey.k.addr, &ip_addr);
edge = ls_find_edge_by_key(sg.ted, ekey);
if (!edge) {
vty_out(vty, "No edge found for ID %pI4\n",
&ip_addr);
return CMD_WARNING;
}
} else
edge = NULL;
if (edge)
ls_show_edge(edge, vty, json, verbose);
else
ls_show_edges(sg.ted, vty, json, verbose);
} else if (argv_find(argv, argc, "subnet", &idx)) {
/* Show Subnet */
if (argv_find(argv, argc, "A.B.C.D/M", &idx)) {
if (!str2prefix(argv[idx]->arg, &pref)) {
vty_out(vty, "Invalid prefix format %s\n",
argv[idx]->arg);
return CMD_WARNING_CONFIG_FAILED;
}
/* Get the Subnet from the Link State Database */
subnet = ls_find_subnet(sg.ted, &pref);
if (!subnet) {
vty_out(vty, "No subnet found for ID %pFX\n",
&pref);
return CMD_WARNING;
}
} else
subnet = NULL;
if (subnet)
ls_show_subnet(subnet, vty, json, verbose);
else
ls_show_subnets(sg.ted, vty, json, verbose);
} else {
/* Show the complete TED */
ls_show_ted(sg.ted, vty, json, verbose);
}
if (uj)
vty_json(vty, json);
return CMD_SUCCESS;
}
DEFPY (sharp_srv6_manager_release_locator_chunk,
sharp_srv6_manager_release_locator_chunk_cmd,
"sharp srv6-manager release-locator-chunk NAME$locator_name",
SHARP_STR
"Segment-Routing IPv6\n"
"Release SRv6 locator-chunk\n"
"SRv6 Locator name\n")
{
int ret;
struct listnode *loc_node;
struct sharp_srv6_locator *loc;
for (ALL_LIST_ELEMENTS_RO(sg.srv6_locators, loc_node, loc)) {
if (!strcmp(loc->name, locator_name)) {
list_delete_all_node(loc->chunks);
list_delete(&loc->chunks);
listnode_delete(sg.srv6_locators, loc);
XFREE(MTYPE_SRV6_LOCATOR, loc);
break;
}
}
ret = sharp_zebra_srv6_manager_release_locator_chunk(locator_name);
if (ret < 0)
return CMD_WARNING_CONFIG_FAILED;
return CMD_SUCCESS;
}
DEFPY (show_sharp_segment_routing_srv6,
show_sharp_segment_routing_srv6_cmd,
"show sharp segment-routing srv6 [json]",
SHOW_STR
SHARP_STR
"Segment-Routing\n"
"Segment-Routing IPv6\n"
JSON_STR)
{
char str[256];
struct listnode *loc_node;
struct listnode *chunk_node;
struct sharp_srv6_locator *loc;
struct prefix_ipv6 *chunk;
bool uj = use_json(argc, argv);
json_object *jo_locs = NULL;
json_object *jo_loc = NULL;
json_object *jo_chunks = NULL;
if (uj) {
jo_locs = json_object_new_array();
for (ALL_LIST_ELEMENTS_RO(sg.srv6_locators, loc_node, loc)) {
jo_loc = json_object_new_object();
json_object_array_add(jo_locs, jo_loc);
json_object_string_add(jo_loc, "name", loc->name);
jo_chunks = json_object_new_array();
json_object_object_add(jo_loc, "chunks", jo_chunks);
for (ALL_LIST_ELEMENTS_RO(loc->chunks, chunk_node,
chunk)) {
prefix2str(chunk, str, sizeof(str));
json_array_string_add(jo_chunks, str);
}
}
vty_json(vty, jo_locs);
} else {
for (ALL_LIST_ELEMENTS_RO(sg.srv6_locators, loc_node, loc)) {
vty_out(vty, "Locator %s has %d prefix chunks\n",
loc->name, listcount(loc->chunks));
for (ALL_LIST_ELEMENTS_RO(loc->chunks, chunk_node,
chunk)) {
prefix2str(chunk, str, sizeof(str));
vty_out(vty, " %s\n", str);
}
vty_out(vty, "\n");
}
}
return CMD_SUCCESS;
}
DEFPY (show_sharp_cspf,
show_sharp_cspf_cmd,
"show sharp cspf source <A.B.C.D$src4|X:X::X:X$src6> \
destination <A.B.C.D$dst4|X:X::X:X$dst6> \
<metric|te-metric|delay> (0-16777215)$cost \
[rsv-bw (0-7)$cos BANDWIDTH$bw]",
SHOW_STR
SHARP_STR
"Constraint Shortest Path First path computation\n"
"Source of the path\n"
"IPv4 Source address in dot decimal A.B.C.D\n"
"IPv6 Source address as X:X:X:X\n"
"Destination of the path\n"
"IPv4 Destination address in dot decimal A.B.C.D\n"
"IPv6 Destination address as X:X:X:X\n"
"Maximum Metric\n"
"Maximum TE Metric\n"
"Maxim Delay\n"
"Value of Maximum cost\n"
"Reserved Bandwidth of this path\n"
"Class of Service or Priority level\n"
"Bytes/second (IEEE floating point format)\n")
{
struct cspf *algo;
struct constraints csts;
struct c_path *path;
struct listnode *node;
struct ls_edge *edge;
int idx;
if (sg.ted == NULL) {
vty_out(vty, "MPLS-TE import is not enabled\n");
return CMD_WARNING;
}
if ((src4.s_addr != INADDR_ANY && dst4.s_addr == INADDR_ANY) ||
(src4.s_addr == INADDR_ANY && dst4.s_addr != INADDR_ANY)) {
vty_out(vty, "Don't mix IPv4 and IPv6 addresses\n");
return CMD_WARNING;
}
idx = 6;
memset(&csts, 0, sizeof(struct constraints));
if (argv_find(argv, argc, "metric", &idx)) {
csts.ctype = CSPF_METRIC;
csts.cost = cost;
}
idx = 6;
if (argv_find(argv, argc, "te-metric", &idx)) {
csts.ctype = CSPF_TE_METRIC;
csts.cost = cost;
}
idx = 6;
if (argv_find(argv, argc, "delay", &idx)) {
csts.ctype = CSPF_DELAY;
csts.cost = cost;
}
if (argc > 9) {
if (sscanf(bw, "%g", &csts.bw) != 1) {
vty_out(vty, "Bandwidth constraints: fscanf: %s\n",
safe_strerror(errno));
return CMD_WARNING_CONFIG_FAILED;
}
csts.cos = cos;
}
/* Initialize and call point-to-point Path computation */
if (src4.s_addr != INADDR_ANY)
algo = cspf_init_v4(NULL, sg.ted, src4, dst4, &csts);
else
algo = cspf_init_v6(NULL, sg.ted, src6, dst6, &csts);
path = compute_p2p_path(algo, sg.ted);
cspf_del(algo);
if (!path) {
vty_out(vty, "Path computation failed without error\n");
return CMD_SUCCESS;
}
if (path->status != SUCCESS) {
vty_out(vty, "Path computation failed: %d\n", path->status);
cpath_del(path);
return CMD_SUCCESS;
}
vty_out(vty, "Path computation success\n");
vty_out(vty, "\tCost: %d\n", path->weight);
vty_out(vty, "\tEdges:");
for (ALL_LIST_ELEMENTS_RO(path->edges, node, edge)) {
if (src4.s_addr != INADDR_ANY)
vty_out(vty, " %pI4",
&edge->attributes->standard.remote);
else
vty_out(vty, " %pI6",
&edge->attributes->standard.remote6);
}
vty_out(vty, "\n");
cpath_del(path);
return CMD_SUCCESS;
}
static struct interface *if_lookup_vrf_all(const char *ifname)
{
struct interface *ifp;
struct vrf *vrf;
RB_FOREACH(vrf, vrf_name_head, &vrfs_by_name) {
ifp = if_lookup_by_name(ifname, vrf->vrf_id);
if (ifp)
return ifp;
}
return NULL;
}
DEFPY (sharp_interface_protodown,
sharp_interface_protodown_cmd,
"sharp interface IFNAME$ifname protodown",
SHARP_STR
INTERFACE_STR
IFNAME_STR
"Set interface protodown\n")
{
struct interface *ifp;
ifp = if_lookup_vrf_all(ifname);
if (!ifp) {
vty_out(vty, "%% Can't find interface %s\n", ifname);
return CMD_WARNING;
}
if (sharp_zebra_send_interface_protodown(ifp, true) != 0)
return CMD_WARNING;
return CMD_SUCCESS;
}
DEFPY (no_sharp_interface_protodown,
no_sharp_interface_protodown_cmd,
"no sharp interface IFNAME$ifname protodown",
NO_STR
SHARP_STR
INTERFACE_STR
IFNAME_STR
"Set interface protodown\n")
{
struct interface *ifp;
ifp = if_lookup_vrf_all(ifname);
if (!ifp) {
vty_out(vty, "%% Can't find interface %s\n", ifname);
return CMD_WARNING;
}
if (sharp_zebra_send_interface_protodown(ifp, false) != 0)
return CMD_WARNING;
return CMD_SUCCESS;
}
DEFPY (tc_filter_rate,
tc_filter_rate_cmd,
"sharp tc dev IFNAME$ifname \
source <A.B.C.D/M|X:X::X:X/M>$src \
destination <A.B.C.D/M|X:X::X:X/M>$dst \
ip-protocol <tcp|udp>$ip_proto \
src-port (1-65535)$src_port \
dst-port (1-65535)$dst_port \
rate RATE$ratestr",
SHARP_STR
"Traffic control\n"
"TC interface (for qdisc, class, filter)\n"
"TC interface name\n"
"TC filter source\n"
"TC filter source IPv4 prefix\n"
"TC filter source IPv6 prefix\n"
"TC filter destination\n"
"TC filter destination IPv4 prefix\n"
"TC filter destination IPv6 prefix\n"
"TC filter IP protocol\n"
"TC filter IP protocol TCP\n"
"TC filter IP protocol UDP\n"
"TC filter source port\n"
"TC filter source port\n"
"TC filter destination port\n"
"TC filter destination port\n"
"TC rate\n"
"TC rate number (bits/s) or rate string (suffixed with Bps or bit)\n")
{
struct interface *ifp;
struct protoent *p;
uint64_t rate;
ifp = if_lookup_vrf_all(ifname);
if (!ifp) {
vty_out(vty, "%% Can't find interface %s\n", ifname);
return CMD_WARNING;
}
p = getprotobyname(ip_proto);
if (!p) {
vty_out(vty, "Unable to convert %s to proto id\n", ip_proto);
return CMD_WARNING;
}
if (tc_getrate(ratestr, &rate) != 0) {
vty_out(vty, "Unable to convert %s to rate\n", ratestr);
return CMD_WARNING;
}
if (sharp_zebra_send_tc_filter_rate(ifp, src, dst, p->p_proto, src_port,
dst_port, rate) != 0)
return CMD_WARNING;
return CMD_SUCCESS;
}
void sharp_vty_init(void)
{
install_element(ENABLE_NODE, &install_routes_data_dump_cmd);
install_element(ENABLE_NODE, &install_routes_cmd);
install_element(ENABLE_NODE, &install_seg6_routes_cmd);
install_element(ENABLE_NODE, &install_seg6local_routes_cmd);
install_element(ENABLE_NODE, &remove_routes_cmd);
install_element(ENABLE_NODE, &vrf_label_cmd);
install_element(ENABLE_NODE, &sharp_nht_data_dump_cmd);
install_element(ENABLE_NODE, &watch_redistribute_cmd);
install_element(ENABLE_NODE, &watch_nexthop_v6_cmd);
install_element(ENABLE_NODE, &watch_nexthop_v4_cmd);
install_element(ENABLE_NODE, &sharp_lsp_prefix_v4_cmd);
install_element(ENABLE_NODE, &sharp_remove_lsp_prefix_v4_cmd);
install_element(ENABLE_NODE, &logpump_cmd);
install_element(ENABLE_NODE, &create_session_cmd);
install_element(ENABLE_NODE, &remove_session_cmd);
install_element(ENABLE_NODE, &send_opaque_cmd);
install_element(ENABLE_NODE, &send_opaque_unicast_cmd);
install_element(ENABLE_NODE, &send_opaque_reg_cmd);
install_element(ENABLE_NODE, &send_opaque_notif_reg_cmd);
install_element(ENABLE_NODE, &neigh_discover_cmd);
install_element(ENABLE_NODE, &import_te_cmd);
install_element(ENABLE_NODE, &show_debugging_sharpd_cmd);
install_element(ENABLE_NODE, &show_sharp_ted_cmd);
install_element(ENABLE_NODE, &show_sharp_cspf_cmd);
install_element(ENABLE_NODE, &sharp_srv6_manager_get_locator_chunk_cmd);
install_element(ENABLE_NODE,
&sharp_srv6_manager_release_locator_chunk_cmd);
install_element(ENABLE_NODE, &show_sharp_segment_routing_srv6_cmd);
install_element(ENABLE_NODE, &sharp_interface_protodown_cmd);
install_element(ENABLE_NODE, &no_sharp_interface_protodown_cmd);
install_element(ENABLE_NODE, &tc_filter_rate_cmd);
return;
}
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