* Followings are control functions for MPLS-TE parameters management.
*------------------------------------------------------------------------*/
-/* Search MPLS TE Circuit context from Interface */
-static struct mpls_te_circuit *lookup_mpls_params_by_ifp(struct interface *ifp)
-{
- struct isis_circuit *circuit;
-
- if ((circuit = circuit_scan_by_ifp(ifp)) == NULL)
- return NULL;
-
- return circuit->mtc;
-}
-
/* Create new MPLS TE Circuit context */
struct mpls_te_circuit *mpls_te_circuit_new()
{
mtc = XCALLOC(MTYPE_ISIS_MPLS_TE, sizeof(struct mpls_te_circuit));
- if (mtc == NULL)
- return NULL;
-
mtc->status = disable;
mtc->type = STD_TE;
mtc->length = 0;
static uint8_t print_unknown_tlv(struct sbuf *buf, int indent,
struct subtlv_header *tlvh)
{
- int i, rtn = 1;
+ int i, rtn;
uint8_t *v = (uint8_t *)tlvh;
if (tlvh->length != 0) {
struct subtlv_header *tlvh = (struct subtlv_header *)subtlvs;
uint16_t sum = 0;
- for (; sum < subtlv_len; tlvh = SUBTLV_HDR_NEXT(tlvh)) {
+ for (; sum < subtlv_len;
+ tlvh = (struct subtlv_header *)(subtlvs + sum)) {
+ if (subtlv_len - sum < SUBTLV_SIZE(tlvh)) {
+ sbuf_push(buf, indent, "Available data %" PRIu8 " is less than TLV size %u!\n",
+ subtlv_len - sum, SUBTLV_SIZE(tlvh));
+ return;
+ }
+
switch (tlvh->type) {
case TE_SUBTLV_ADMIN_GRP:
+ if (tlvh->length != SUBTLV_DEF_SIZE) {
+ sbuf_push(buf, indent, "TLV size does not match expected size for Administrative Group!\n");
+ return;
+ }
sum += print_subtlv_admin_grp(buf, indent,
(struct te_subtlv_admin_grp *)tlvh);
break;
case TE_SUBTLV_LLRI:
+ if (tlvh->length != TE_SUBTLV_LLRI_SIZE) {
+ sbuf_push(buf, indent, "TLV size does not match expected size for Link ID!\n");
+ return;
+ }
sum += print_subtlv_llri(buf, indent,
(struct te_subtlv_llri *)tlvh);
break;
case TE_SUBTLV_LOCAL_IPADDR:
+ if (tlvh->length != SUBTLV_DEF_SIZE) {
+ sbuf_push(buf, indent, "TLV size does not match expected size for Local IP address!\n");
+ return;
+ }
sum += print_subtlv_local_ipaddr(buf, indent,
(struct te_subtlv_local_ipaddr *)tlvh);
break;
case TE_SUBTLV_RMT_IPADDR:
+ if (tlvh->length != SUBTLV_DEF_SIZE) {
+ sbuf_push(buf, indent, "TLV size does not match expected size for Remote Interface address!\n");
+ return;
+ }
sum += print_subtlv_rmt_ipaddr(buf, indent,
(struct te_subtlv_rmt_ipaddr *)tlvh);
break;
case TE_SUBTLV_MAX_BW:
+ if (tlvh->length != SUBTLV_DEF_SIZE) {
+ sbuf_push(buf, indent, "TLV size does not match expected size for Maximum Bandwidth!\n");
+ return;
+ }
sum += print_subtlv_max_bw(buf, indent,
(struct te_subtlv_max_bw *)tlvh);
break;
case TE_SUBTLV_MAX_RSV_BW:
+ if (tlvh->length != SUBTLV_DEF_SIZE) {
+ sbuf_push(buf, indent, "TLV size does not match expected size for Maximum Reservable Bandwidth!\n");
+ return;
+ }
sum += print_subtlv_max_rsv_bw(buf, indent,
(struct te_subtlv_max_rsv_bw *)tlvh);
break;
case TE_SUBTLV_UNRSV_BW:
+ if (tlvh->length != TE_SUBTLV_UNRSV_SIZE) {
+ sbuf_push(buf, indent, "TLV size does not match expected size for Unreserved Bandwidth!\n");
+ return;
+ }
sum += print_subtlv_unrsv_bw(buf, indent,
(struct te_subtlv_unrsv_bw *)tlvh);
break;
case TE_SUBTLV_TE_METRIC:
+ if (tlvh->length != SUBTLV_DEF_SIZE) {
+ sbuf_push(buf, indent, "TLV size does not match expected size for Traffic Engineering Metric!\n");
+ return;
+ }
sum += print_subtlv_te_metric(buf, indent,
(struct te_subtlv_te_metric *)tlvh);
break;
case TE_SUBTLV_RAS:
+ if (tlvh->length != SUBTLV_DEF_SIZE) {
+ sbuf_push(buf, indent, "TLV size does not match expected size for Remote AS number!\n");
+ return;
+ }
sum += print_subtlv_ras(buf, indent,
(struct te_subtlv_ras *)tlvh);
break;
case TE_SUBTLV_RIP:
+ if (tlvh->length != SUBTLV_DEF_SIZE) {
+ sbuf_push(buf, indent, "TLV size does not match expected size for Remote ASBR IP Address!\n");
+ return;
+ }
sum += print_subtlv_rip(buf, indent,
(struct te_subtlv_rip *)tlvh);
break;
case TE_SUBTLV_AV_DELAY:
+ if (tlvh->length != SUBTLV_DEF_SIZE) {
+ sbuf_push(buf, indent, "TLV size does not match expected size for Average Link Delay!\n");
+ return;
+ }
sum += print_subtlv_av_delay(buf, indent,
(struct te_subtlv_av_delay *)tlvh);
break;
case TE_SUBTLV_MM_DELAY:
+ if (tlvh->length != SUBTLV_DEF_SIZE) {
+ sbuf_push(buf, indent, "TLV size does not match expected size for Min/Max Link Delay!\n");
+ return;
+ }
sum += print_subtlv_mm_delay(buf, indent,
(struct te_subtlv_mm_delay *)tlvh);
break;
case TE_SUBTLV_DELAY_VAR:
+ if (tlvh->length != SUBTLV_DEF_SIZE) {
+ sbuf_push(buf, indent, "TLV size does not match expected size for Delay Variation!\n");
+ return;
+ }
sum += print_subtlv_delay_var(buf, indent,
(struct te_subtlv_delay_var *)tlvh);
break;
case TE_SUBTLV_PKT_LOSS:
+ if (tlvh->length != SUBTLV_DEF_SIZE) {
+ sbuf_push(buf, indent, "TLV size does not match expected size for Link Packet Loss!\n");
+ return;
+ }
sum += print_subtlv_pkt_loss(buf, indent,
(struct te_subtlv_pkt_loss *)tlvh);
break;
case TE_SUBTLV_RES_BW:
+ if (tlvh->length != SUBTLV_DEF_SIZE) {
+ sbuf_push(buf, indent, "TLV size does not match expected size for Unidirectional Residual Bandwidth!\n");
+ return;
+ }
sum += print_subtlv_res_bw(buf, indent,
(struct te_subtlv_res_bw *)tlvh);
break;
case TE_SUBTLV_AVA_BW:
+ if (tlvh->length != SUBTLV_DEF_SIZE) {
+ sbuf_push(buf, indent, "TLV size does not match expected size for Unidirectional Available Bandwidth!\n");
+ return;
+ }
sum += print_subtlv_ava_bw(buf, indent,
(struct te_subtlv_ava_bw *)tlvh);
break;
case TE_SUBTLV_USE_BW:
+ if (tlvh->length != SUBTLV_DEF_SIZE) {
+ sbuf_push(buf, indent, "TLV size does not match expected size for Unidirectional Utilized Bandwidth!\n");
+ return;
+ }
sum += print_subtlv_use_bw(buf, indent,
(struct te_subtlv_use_bw *)tlvh);
break;
/*------------------------------------------------------------------------*
* Followings are vty command functions.
*------------------------------------------------------------------------*/
+#ifndef FABRICD
-DEFUN (isis_mpls_te_on,
- isis_mpls_te_on_cmd,
- "mpls-te on",
- MPLS_TE_STR
- "Enable MPLS-TE functionality\n")
-{
- struct listnode *node;
- struct isis_circuit *circuit;
-
- if (IS_MPLS_TE(isisMplsTE))
- return CMD_SUCCESS;
-
- if (IS_DEBUG_ISIS(DEBUG_TE))
- zlog_debug("ISIS MPLS-TE: OFF -> ON");
-
- isisMplsTE.status = enable;
-
- /*
- * Following code is intended to handle two cases;
- *
- * 1) MPLS-TE was disabled at startup time, but now become enabled.
- * In this case, we must enable MPLS-TE Circuit regarding interface
- * MPLS_TE flag
- * 2) MPLS-TE was once enabled then disabled, and now enabled again.
- */
- for (ALL_LIST_ELEMENTS_RO(isisMplsTE.cir_list, node, circuit)) {
- if (circuit->mtc == NULL || IS_FLOOD_AS(circuit->mtc->type))
- continue;
-
- if ((circuit->mtc->status == disable)
- && HAS_LINK_PARAMS(circuit->interface))
- circuit->mtc->status = enable;
- else
- continue;
-
- /* Reoriginate STD_TE & GMPLS circuits */
- if (circuit->area)
- lsp_regenerate_schedule(circuit->area, circuit->is_type,
- 0);
- }
-
- return CMD_SUCCESS;
-}
-
-DEFUN (no_isis_mpls_te_on,
- no_isis_mpls_te_on_cmd,
- "no mpls-te",
- NO_STR
- "Disable the MPLS-TE functionality\n")
+/* Search MPLS TE Circuit context from Interface */
+static struct mpls_te_circuit *lookup_mpls_params_by_ifp(struct interface *ifp)
{
- struct listnode *node;
struct isis_circuit *circuit;
- if (isisMplsTE.status == disable)
- return CMD_SUCCESS;
-
- if (IS_DEBUG_ISIS(DEBUG_TE))
- zlog_debug("ISIS MPLS-TE: ON -> OFF");
-
- isisMplsTE.status = disable;
-
- /* Flush LSP if circuit engage */
- for (ALL_LIST_ELEMENTS_RO(isisMplsTE.cir_list, node, circuit)) {
- if (circuit->mtc == NULL || (circuit->mtc->status == disable))
- continue;
-
- /* disable MPLS_TE Circuit */
- circuit->mtc->status = disable;
-
- /* Re-originate circuit without STD_TE & GMPLS parameters */
- if (circuit->area)
- lsp_regenerate_schedule(circuit->area, circuit->is_type,
- 0);
- }
-
- return CMD_SUCCESS;
-}
-
-DEFUN (isis_mpls_te_router_addr,
- isis_mpls_te_router_addr_cmd,
- "mpls-te router-address A.B.C.D",
- MPLS_TE_STR
- "Stable IP address of the advertising router\n"
- "MPLS-TE router address in IPv4 address format\n")
-{
- int idx_ipv4 = 2;
- struct in_addr value;
- struct listnode *node;
- struct isis_area *area;
-
- if (!inet_aton(argv[idx_ipv4]->arg, &value)) {
- vty_out(vty, "Please specify Router-Addr by A.B.C.D\n");
- return CMD_WARNING_CONFIG_FAILED;
- }
-
- isisMplsTE.router_id.s_addr = value.s_addr;
-
- if (isisMplsTE.status == disable)
- return CMD_SUCCESS;
-
- /* Update main Router ID in isis global structure */
- isis->router_id = value.s_addr;
- /* And re-schedule LSP update */
- for (ALL_LIST_ELEMENTS_RO(isis->area_list, node, area))
- if (listcount(area->area_addrs) > 0)
- lsp_regenerate_schedule(area, area->is_type, 0);
-
- return CMD_SUCCESS;
-}
-
-DEFUN (isis_mpls_te_inter_as,
- isis_mpls_te_inter_as_cmd,
- "mpls-te inter-as <level-1|level-1-2|level-2-only>",
- MPLS_TE_STR
- "Configure MPLS-TE Inter-AS support\n"
- "AREA native mode self originate INTER-AS LSP with L1 only flooding scope)\n"
- "AREA native mode self originate INTER-AS LSP with L1 and L2 flooding scope)\n"
- "AS native mode self originate INTER-AS LSP with L2 only flooding scope\n")
-{
- vty_out(vty, "Not yet supported\n");
- return CMD_SUCCESS;
-}
-
-DEFUN (no_isis_mpls_te_inter_as,
- no_isis_mpls_te_inter_as_cmd,
- "no mpls-te inter-as",
- NO_STR
- "Disable the MPLS-TE functionality\n"
- "Disable MPLS-TE Inter-AS support\n")
-{
+ if ((circuit = circuit_scan_by_ifp(ifp)) == NULL)
+ return NULL;
- vty_out(vty, "Not yet supported\n");
- return CMD_SUCCESS;
+ return circuit->mtc;
}
DEFUN (show_isis_mpls_te_router,
show_isis_mpls_te_router_cmd,
- "show isis mpls-te router",
+ "show " PROTO_NAME " mpls-te router",
SHOW_STR
- ISIS_STR
+ PROTO_HELP
MPLS_TE_STR
"Router information\n")
{
DEFUN (show_isis_mpls_te_interface,
show_isis_mpls_te_interface_cmd,
- "show isis mpls-te interface [INTERFACE]",
+ "show " PROTO_NAME " mpls-te interface [INTERFACE]",
SHOW_STR
- ISIS_STR
+ PROTO_HELP
MPLS_TE_STR
"Interface information\n"
"Interface name\n")
return CMD_SUCCESS;
}
+#endif
/* Initialize MPLS_TE */
void isis_mpls_te_init(void)
isisMplsTE.cir_list = list_new();
isisMplsTE.router_id.s_addr = 0;
+#ifndef FABRICD
/* Register new VTY commands */
install_element(VIEW_NODE, &show_isis_mpls_te_router_cmd);
install_element(VIEW_NODE, &show_isis_mpls_te_interface_cmd);
-
- install_element(ISIS_NODE, &isis_mpls_te_on_cmd);
- install_element(ISIS_NODE, &no_isis_mpls_te_on_cmd);
- install_element(ISIS_NODE, &isis_mpls_te_router_addr_cmd);
- install_element(ISIS_NODE, &isis_mpls_te_inter_as_cmd);
- install_element(ISIS_NODE, &no_isis_mpls_te_inter_as_cmd);
+#endif
return;
}