LSPGEN: fix OSPFv3 external prefix

rtbrick · Apr 30, 2024 · a913ac7 · a913ac7
1 parent 90888fc
commit a913ac7
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Showing 2 changed files with 2 additions and 1 deletion.
diff --git a/code/lspgen/src/lspgen.c b/code/lspgen/src/lspgen.c
@@ -839,6 +839,7 @@ lspgen_gen_ospf3_attr(struct lsdb_ctx_ *ctx)
             lspgen_store_addr(ext_addr6, attr_template.key.prefix.ipv6_prefix.address, IPV6_ADDR_LEN);
             attr_template.key.prefix.ipv6_prefix.len = ctx->ipv6_ext_prefix.len;
             attr_template.key.prefix.metric = 100;
+            attr_template.key.prefix.tag = ext_per_node;
             attr_template.key.prefix.ext_flag = true;
 	    attr_template.key.attr_cp[0] = OSPF_MSG_LSUPDATE;
 	    attr_template.key.attr_cp[1] = OSPF_LSA_EXTERNAL6;

diff --git a/code/lspgen/src/lspgen_packet.c b/code/lspgen/src/lspgen_packet.c
@@ -1174,7 +1174,7 @@ lspgen_serialize_ospf3_state(lsdb_attr_t *attr, lsdb_packet_t *packet, uint16_t
 	case OSPF_LSA_EXTERNAL6:
 	    push_be_uint(buf1, 2, lspgen_get_ospf_age(node)); /* LS-age */
 	    push_be_uint(buf1, 2, 0x4005); /* LS-Type  */
-	    push_be_uint(buf1, 4, packet->key.id); /* Link State ID */
+	    push_be_uint(buf1, 4, attr->key.prefix.tag); /* Link State ID */
 	    router_id = read_be_uint(node->key.node_id, 4);
 	    push_be_uint(buf1, 4, router_id); /* Advertising Router */
 	    push_be_uint(buf1, 4, node->sequence); /* Sequence */