Filter: Allow to use sets in path masks

[thirdparty/bird.git] / filter / config.Y

diff --git a/filter/config.Y b/filter/config.Y
index 8171a7c20b6569afea605a0574ad1146e6a0ee9b..a67a72a8354f2e867489a505288d322bfc5993ce 100644 (file)
--- a/filter/config.Y
+++ b/filter/config.Y
@@ -801,6 +801,10 @@ bgp_path:
 bgp_path_tail:
    NUM bgp_path_tail           { $$ = f_new_inst(FI_CONSTANT, (struct f_val) { .type = T_PATH_MASK_ITEM, .val.pmi = { .asn = $1, .kind = PM_ASN, }, }); $$->next = $2;  }
  | NUM DDOT NUM bgp_path_tail  { $$ = f_new_inst(FI_CONSTANT, (struct f_val) { .type = T_PATH_MASK_ITEM, .val.pmi = { .from = $1, .to = $3, .kind = PM_ASN_RANGE }, }); $$->next = $4; }
+ | '[' set_items ']' bgp_path_tail {
+   if ($2->from.type != T_INT) cf_error("Only integer sets allowed in path mask");
+   $$ = f_new_inst(FI_CONSTANT, (struct f_val) { .type = T_PATH_MASK_ITEM, .val.pmi = { .set = build_tree($2), .kind = PM_ASN_SET }, }); $$->next = $4;
+ }
  | '*' bgp_path_tail           { $$ = f_new_inst(FI_CONSTANT, (struct f_val) { .type = T_PATH_MASK_ITEM, .val.pmi = { .kind = PM_ASTERISK }, }); $$->next = $2; }
  | '?' bgp_path_tail           { $$ = f_new_inst(FI_CONSTANT, (struct f_val) { .type = T_PATH_MASK_ITEM, .val.pmi = { .kind = PM_QUESTION }, }); $$->next = $2; }
  | bgp_path_expr bgp_path_tail { $$ = $1; $$->next = $2; }