mirror of
https://git.proxmox.com/git/mirror_frr
synced 2025-08-03 11:01:48 +00:00
isisd: Update Segment Routing Show Commands
* Improve `show isis segment-routing prefix-sids` output * Add new `show isis segment-routing node' command Signed-off-by: Olivier Dugeon <olivier.dugeon@orange.com>
This commit is contained in:
Olivier Dugeon
parent
f2333421ff
commit
c0083e5338
166
isisd/isis_sr.c
166
isisd/isis_sr.c
@ -1501,6 +1501,45 @@ static int sr_if_new_hook(struct interface *ifp)
|
||||
|
||||
/* --- Segment Routing Show information functions --------------------------- */
|
||||
|
||||
/**
|
||||
* Show LFIB operation in human readable format.
|
||||
*
|
||||
* @param buf Buffer to store string output. Must be pre-allocate
|
||||
* @param size Size of the buffer
|
||||
* @param label_in Input Label
|
||||
* @param label_out Output Label
|
||||
*
|
||||
* @return String containing LFIB operation in human readable format
|
||||
*/
|
||||
static char *sr_op2str(char *buf, size_t size, mpls_label_t label_in,
|
||||
mpls_label_t label_out)
|
||||
{
|
||||
if (size < 24)
|
||||
return NULL;
|
||||
|
||||
if (label_in == MPLS_INVALID_LABEL) {
|
||||
snprintf(buf, size, "no-op.");
|
||||
return buf;
|
||||
}
|
||||
|
||||
switch (label_out) {
|
||||
case MPLS_LABEL_IMPLICIT_NULL:
|
||||
snprintf(buf, size, "Pop(%u)", label_in);
|
||||
break;
|
||||
case MPLS_LABEL_IPV4_EXPLICIT_NULL:
|
||||
case MPLS_LABEL_IPV6_EXPLICIT_NULL:
|
||||
snprintf(buf, size, "Swap(%u, null)", label_in);
|
||||
break;
|
||||
case MPLS_INVALID_LABEL:
|
||||
snprintf(buf, size, "no-op.");
|
||||
break;
|
||||
default:
|
||||
snprintf(buf, size, "Swap(%u, %u)", label_in, label_out);
|
||||
break;
|
||||
}
|
||||
return buf;
|
||||
}
|
||||
|
||||
/**
|
||||
* Show Local Prefix-SID.
|
||||
*
|
||||
@ -1515,25 +1554,28 @@ static void show_prefix_sid_local(struct vty *vty, struct ttable *tt,
|
||||
{
|
||||
const struct sr_nexthop_info *srnh = &srp->u.local.info;
|
||||
char buf_prefix[BUFSIZ];
|
||||
char buf_llabel[BUFSIZ];
|
||||
char buf_rlabel[BUFSIZ];
|
||||
char buf_oper[BUFSIZ];
|
||||
char buf_iface[BUFSIZ];
|
||||
char buf_uptime[BUFSIZ];
|
||||
|
||||
if (srp->input_label != MPLS_INVALID_LABEL)
|
||||
label2str(srp->input_label, buf_llabel, sizeof(buf_llabel));
|
||||
else
|
||||
snprintf(buf_llabel, sizeof(buf_llabel), "-");
|
||||
if (srnh->label != MPLS_INVALID_LABEL) {
|
||||
label2str(srnh->label, buf_rlabel, sizeof(buf_rlabel));
|
||||
struct interface *ifp;
|
||||
ifp = if_lookup_prefix(&srp->prefix, VRF_DEFAULT);
|
||||
if (ifp)
|
||||
strlcpy(buf_iface, ifp->name, sizeof(buf_iface));
|
||||
else
|
||||
snprintf(buf_iface, sizeof(buf_iface), "-");
|
||||
log_uptime(srnh->uptime, buf_uptime, sizeof(buf_uptime));
|
||||
} else {
|
||||
snprintf(buf_rlabel, sizeof(buf_rlabel), "-");
|
||||
snprintf(buf_iface, sizeof(buf_iface), "-");
|
||||
snprintf(buf_uptime, sizeof(buf_uptime), "-");
|
||||
}
|
||||
sr_op2str(buf_oper, sizeof(buf_oper), srp->input_label,
|
||||
MPLS_LABEL_IMPLICIT_NULL);
|
||||
|
||||
ttable_add_row(tt, "%s|%u|%s|local|%s|%s",
|
||||
ttable_add_row(tt, "%s|%u|%s|-|%s|%s",
|
||||
prefix2str(&srp->prefix, buf_prefix, sizeof(buf_prefix)),
|
||||
srp->sid.value, buf_llabel, buf_rlabel, buf_uptime);
|
||||
srp->sid.value, buf_oper, buf_iface, buf_uptime);
|
||||
}
|
||||
|
||||
/**
|
||||
@ -1551,22 +1593,19 @@ static void show_prefix_sid_remote(struct vty *vty, struct ttable *tt,
|
||||
struct isis_nexthop *nexthop;
|
||||
struct listnode *node;
|
||||
char buf_prefix[BUFSIZ];
|
||||
char buf_llabel[BUFSIZ];
|
||||
char buf_oper[BUFSIZ];
|
||||
char buf_nhop[BUFSIZ];
|
||||
char buf_iface[BUFSIZ];
|
||||
char buf_rlabel[BUFSIZ];
|
||||
char buf_uptime[BUFSIZ];
|
||||
bool first = true;
|
||||
|
||||
(void)prefix2str(&srp->prefix, buf_prefix, sizeof(buf_prefix));
|
||||
if (srp->input_label != MPLS_INVALID_LABEL)
|
||||
label2str(srp->input_label, buf_llabel, sizeof(buf_llabel));
|
||||
else
|
||||
snprintf(buf_llabel, sizeof(buf_llabel), "-");
|
||||
|
||||
if (!srp->u.remote.rinfo) {
|
||||
ttable_add_row(tt, "%s|%u|%s|-|-|-", buf_prefix, srp->sid.value,
|
||||
buf_llabel);
|
||||
sr_op2str(buf_oper, sizeof(buf_oper),
|
||||
srp->input_label,
|
||||
MPLS_LABEL_IMPLICIT_NULL));
|
||||
return;
|
||||
}
|
||||
|
||||
@ -1582,23 +1621,21 @@ static void show_prefix_sid_remote(struct vty *vty, struct ttable *tt,
|
||||
else
|
||||
snprintf(buf_iface, sizeof(buf_iface), "ifindex %u",
|
||||
nexthop->ifindex);
|
||||
if (nexthop->sr.label == MPLS_INVALID_LABEL) {
|
||||
snprintf(buf_rlabel, sizeof(buf_rlabel), "-");
|
||||
if (nexthop->sr.label == MPLS_INVALID_LABEL)
|
||||
snprintf(buf_uptime, sizeof(buf_uptime), "-");
|
||||
} else {
|
||||
label2str(nexthop->sr.label, buf_rlabel,
|
||||
sizeof(buf_rlabel));
|
||||
else
|
||||
log_uptime(nexthop->sr.uptime, buf_uptime,
|
||||
sizeof(buf_uptime));
|
||||
}
|
||||
sr_op2str(buf_oper, sizeof(buf_oper), srp->input_label,
|
||||
nexthop->sr.label);
|
||||
|
||||
if (first)
|
||||
ttable_add_row(tt, "%s|%u|%s|%s, %s|%s|%s", buf_prefix,
|
||||
srp->sid.value, buf_llabel, buf_nhop,
|
||||
buf_iface, buf_rlabel, buf_uptime);
|
||||
ttable_add_row(tt, "%s|%u|%s|%s|%s|%s", buf_prefix,
|
||||
srp->sid.value, buf_oper, buf_nhop,
|
||||
buf_iface, buf_uptime);
|
||||
else
|
||||
ttable_add_row(tt, "|||%s, %s|%s|%s", buf_nhop,
|
||||
buf_iface, buf_rlabel, buf_uptime);
|
||||
ttable_add_row(tt, "|||%s|%s|%s|%s", buf_oper, buf_nhop,
|
||||
buf_iface, buf_uptime);
|
||||
first = false;
|
||||
}
|
||||
}
|
||||
@ -1622,7 +1659,7 @@ static void show_prefix_sids(struct vty *vty, struct isis_area *area, int level)
|
||||
|
||||
/* Prepare table. */
|
||||
tt = ttable_new(&ttable_styles[TTSTYLE_BLANK]);
|
||||
ttable_add_row(tt, "Prefix|SID|In Label|Nexthop|Out Label|Uptime");
|
||||
ttable_add_row(tt, "Prefix|SID|Label Op.|Nexthop|Interface|Uptime");
|
||||
tt->style.cell.rpad = 2;
|
||||
tt->style.corner = '+';
|
||||
ttable_restyle(tt);
|
||||
@ -1652,7 +1689,7 @@ static void show_prefix_sids(struct vty *vty, struct isis_area *area, int level)
|
||||
}
|
||||
|
||||
/**
|
||||
* Declaration of new show command.
|
||||
* Declaration of new show commands.
|
||||
*/
|
||||
DEFUN(show_sr_prefix_sids, show_sr_prefix_sids_cmd,
|
||||
"show isis segment-routing prefix-sids",
|
||||
@ -1674,6 +1711,74 @@ DEFUN(show_sr_prefix_sids, show_sr_prefix_sids_cmd,
|
||||
return CMD_SUCCESS;
|
||||
}
|
||||
|
||||
/**
|
||||
* Show Segment Routing Node.
|
||||
*
|
||||
* @param vty VTY output
|
||||
* @param area IS-IS area
|
||||
* @param level IS-IS level
|
||||
*/
|
||||
static void show_node(struct vty *vty, struct isis_area *area, int level)
|
||||
{
|
||||
struct sr_node *srn;
|
||||
struct ttable *tt;
|
||||
|
||||
if (srdb_area_prefix_count(&area->srdb.prefix_sids[level - 1]) == 0)
|
||||
return;
|
||||
|
||||
vty_out(vty, " IS-IS %s SR-Node:\n\n", circuit_t2string(level));
|
||||
|
||||
/* Prepare table. */
|
||||
tt = ttable_new(&ttable_styles[TTSTYLE_BLANK]);
|
||||
ttable_add_row(tt, "System ID|SRGB|Algorithm|MSD");
|
||||
tt->style.cell.rpad = 2;
|
||||
tt->style.corner = '+';
|
||||
ttable_restyle(tt);
|
||||
ttable_rowseps(tt, 0, BOTTOM, true, '-');
|
||||
|
||||
/* Process all SR-Node from the SRDB */
|
||||
frr_each (srdb_node, &area->srdb.sr_nodes[level - 1], srn) {
|
||||
ttable_add_row(tt, "%s|%u - %u|%s|%u", sysid_print(srn->sysid),
|
||||
srn->cap.srgb.lower_bound,
|
||||
srn->cap.srgb.lower_bound
|
||||
+ srn->cap.srgb.range_size - 1,
|
||||
srn->cap.algo[0] == SR_ALGORITHM_SPF ? "SPF"
|
||||
: "S-SPF",
|
||||
srn->cap.msd);
|
||||
}
|
||||
|
||||
/* Dump the generated table. */
|
||||
if (tt->nrows > 1) {
|
||||
char *table;
|
||||
|
||||
table = ttable_dump(tt, "\n");
|
||||
vty_out(vty, "%s\n", table);
|
||||
XFREE(MTYPE_TMP, table);
|
||||
}
|
||||
ttable_del(tt);
|
||||
}
|
||||
|
||||
DEFUN(show_sr_node, show_sr_node_cmd,
|
||||
"show isis segment-routing node",
|
||||
SHOW_STR PROTO_HELP
|
||||
"Segment-Routing\n"
|
||||
"Segment-Routing node\n")
|
||||
{
|
||||
struct listnode *node;
|
||||
struct isis_area *area;
|
||||
|
||||
for (ALL_LIST_ELEMENTS_RO(isis->area_list, node, area)) {
|
||||
vty_out(vty, "Area %s:\n",
|
||||
area->area_tag ? area->area_tag : "null");
|
||||
|
||||
for (int level = ISIS_LEVEL1; level <= ISIS_LEVELS; level++)
|
||||
show_node(vty, area, level);
|
||||
}
|
||||
|
||||
return CMD_SUCCESS;
|
||||
}
|
||||
|
||||
|
||||
/* --- IS-IS Segment Routing Management function ---------------------------- */
|
||||
|
||||
/**
|
||||
@ -1841,6 +1946,7 @@ void isis_sr_area_term(struct isis_area *area)
|
||||
void isis_sr_init(void)
|
||||
{
|
||||
install_element(VIEW_NODE, &show_sr_prefix_sids_cmd);
|
||||
install_element(VIEW_NODE, &show_sr_node_cmd);
|
||||
|
||||
/* Register hooks. */
|
||||
hook_register(isis_adj_state_change_hook, sr_adj_state_change);
|
||||
|
||||
Loading…
Reference in New Issue
Block a user