#include "lib_errors.h"
#include "vrf.h"
#include "ldp_sync.h"
+#include "link_state.h"
#include "isisd/isisd.h"
#include "isisd/isis_nb.h"
#include "isisd/isis_redist.h"
#include "isisd/isis_ldp_sync.h"
#include "isisd/isis_dr.h"
+#include "isisd/isis_zebra.h"
DEFINE_MTYPE_STATIC(ISISD, ISIS_MPLS_TE, "ISIS MPLS_TE parameters");
DEFINE_MTYPE_STATIC(ISISD, ISIS_PLIST_NAME, "ISIS prefix-list name");
*/
int isis_instance_lsp_mtu_modify(struct nb_cb_modify_args *args)
{
- struct listnode *node;
- struct isis_circuit *circuit;
uint16_t lsp_mtu = yang_dnode_get_uint16(args->dnode, NULL);
struct isis_area *area;
switch (args->event) {
case NB_EV_VALIDATE:
- area = nb_running_get_entry(args->dnode, NULL, false);
- if (!area)
- break;
- for (ALL_LIST_ELEMENTS_RO(area->circuit_list, node, circuit)) {
- if (circuit->state != C_STATE_INIT
- && circuit->state != C_STATE_UP)
- continue;
- if (lsp_mtu > isis_circuit_pdu_size(circuit)) {
- snprintf(
- args->errmsg, args->errmsg_len,
- "ISIS area contains circuit %s, which has a maximum PDU size of %zu",
- circuit->interface->name,
- isis_circuit_pdu_size(circuit));
- return NB_ERR_VALIDATION;
- }
- }
- break;
case NB_EV_PREPARE:
case NB_EV_ABORT:
break;
new->inter_as = off;
new->interas_areaid.s_addr = 0;
new->router_id.s_addr = 0;
+ new->ted = ls_ted_new(1, "ISIS", 0);
+ if (!new->ted)
+ zlog_warn("Unable to create Link State Data Base");
area->mta = new;
} else {
area->mta->status = enable;
}
+ /* Initialize Link State Database */
+ if (area->mta->ted)
+ isis_te_init_ted(area);
+
/* Update Extended TLVs according to Interface link parameters */
for (ALL_LIST_ELEMENTS_RO(area->circuit_list, node, circuit))
isis_link_params_update(circuit, circuit->interface);
else
return NB_OK;
+ /* Remove Link State Database */
+ ls_ted_del_all(&area->mta->ted);
+
/* Flush LSP if circuit engage */
for (ALL_LIST_ELEMENTS_RO(area->circuit_list, node, circuit)) {
if (!IS_EXT_TE(circuit->ext))
return NB_OK;
}
+/*
+ * XPath: /frr-isisd:isis/instance/mpls-te/router-address-v6
+ */
+int isis_instance_mpls_te_router_address_ipv6_modify(
+ struct nb_cb_modify_args *args)
+{
+ struct in6_addr value;
+ struct isis_area *area;
+
+ if (args->event != NB_EV_APPLY)
+ return NB_OK;
+
+ area = nb_running_get_entry(args->dnode, NULL, true);
+ /* only proceed if MPLS-TE is enabled */
+ if (!IS_MPLS_TE(area->mta))
+ return NB_OK;
+
+ yang_dnode_get_ipv6(&value, args->dnode, NULL);
+ /* Update Area IPv6 Router ID if different */
+ if (!IPV6_ADDR_SAME(&area->mta->router_id_ipv6, &value)) {
+ IPV6_ADDR_COPY(&area->mta->router_id_ipv6, &value);
+
+ /* And re-schedule LSP update */
+ lsp_regenerate_schedule(area, area->is_type, 0);
+ }
+
+ return NB_OK;
+}
+
+int isis_instance_mpls_te_router_address_ipv6_destroy(
+ struct nb_cb_destroy_args *args)
+{
+ struct isis_area *area;
+
+ if (args->event != NB_EV_APPLY)
+ return NB_OK;
+
+ area = nb_running_get_entry(args->dnode, NULL, true);
+ /* only proceed if MPLS-TE is enabled */
+ if (!IS_MPLS_TE(area->mta))
+ return NB_OK;
+
+ /* Reset Area Router ID */
+ IPV6_ADDR_COPY(&area->mta->router_id_ipv6, &in6addr_any);
+
+ /* And re-schedule LSP update */
+ lsp_regenerate_schedule(area, area->is_type, 0);
+
+ return NB_OK;
+}
+
+/*
+ * XPath: /frr-isisd:isis/instance/mpls-te/export
+ */
+int isis_instance_mpls_te_export_modify(struct nb_cb_modify_args *args)
+{
+ struct isis_area *area;
+
+ if (args->event != NB_EV_APPLY)
+ return NB_OK;
+
+ area = nb_running_get_entry(args->dnode, NULL, true);
+ /* only proceed if MPLS-TE is enabled */
+ if (!IS_MPLS_TE(area->mta))
+ return NB_OK;
+
+ area->mta->export = yang_dnode_get_bool(args->dnode, NULL);
+ if (area->mta->export) {
+ if (IS_DEBUG_EVENTS)
+ zlog_debug("MPLS-TE: Enabled Link State export");
+ if (isis_zebra_ls_register(true) != 0)
+ zlog_warn("Unable to register Link State");
+ } else {
+ if (IS_DEBUG_EVENTS)
+ zlog_debug("MPLS-TE: Disable Link State export");
+ if (isis_zebra_ls_register(false) != 0)
+ zlog_warn("Unable to register Link State");
+ }
+
+ return NB_OK;
+}
+
/*
* XPath: /frr-isisd:isis/instance/segment-routing/enabled
*/
*/
int lib_interface_isis_create(struct nb_cb_create_args *args)
{
- struct isis_area *area = NULL;
struct interface *ifp;
struct isis_circuit *circuit = NULL;
const char *area_tag = yang_dnode_get_string(args->dnode, "./area-tag");
- uint32_t min_mtu, actual_mtu;
switch (args->event) {
case NB_EV_PREPARE:
case NB_EV_ABORT:
- break;
case NB_EV_VALIDATE:
- /* check if interface mtu is sufficient. If the area has not
- * been created yet, assume default MTU for the area
- */
- ifp = nb_running_get_entry(args->dnode, NULL, false);
- /* zebra might not know yet about the MTU - nothing we can do */
- if (!ifp || ifp->mtu == 0)
- break;
- actual_mtu =
- if_is_broadcast(ifp) ? ifp->mtu - LLC_LEN : ifp->mtu;
-
- area = isis_area_lookup(area_tag, ifp->vrf->vrf_id);
- if (area)
- min_mtu = area->lsp_mtu;
- else
-#ifndef FABRICD
- min_mtu = yang_get_default_uint16(
- "/frr-isisd:isis/instance/lsp/mtu");
-#else
- min_mtu = DEFAULT_LSP_MTU;
-#endif /* ifndef FABRICD */
- if (actual_mtu < min_mtu) {
- snprintf(args->errmsg, args->errmsg_len,
- "Interface %s has MTU %u, minimum MTU for the area is %u",
- ifp->name, actual_mtu, min_mtu);
- return NB_ERR_VALIDATION;
- }
break;
case NB_EV_APPLY:
ifp = nb_running_get_entry(args->dnode, NULL, true);
return NB_OK;
}
-/*
- * XPath:
- * /frr-interface:lib/interface/frr-isisd:isis/multi-topology/ipv4-unicast
- */
static int lib_interface_isis_multi_topology_common(
enum nb_event event, const struct lyd_node *dnode, char *errmsg,
size_t errmsg_len, uint16_t mtid)
return NB_OK;
}
-int lib_interface_isis_multi_topology_ipv4_unicast_modify(
+/*
+ * XPath:
+ * /frr-interface:lib/interface/frr-isisd:isis/multi-topology/standard
+ */
+int lib_interface_isis_multi_topology_standard_modify(
struct nb_cb_modify_args *args)
{
return lib_interface_isis_multi_topology_common(
args->event, args->dnode, args->errmsg, args->errmsg_len,
- ISIS_MT_IPV4_UNICAST);
+ ISIS_MT_STANDARD);
}
/*