diff options
| -rw-r--r-- | filter/config.Y | 6 | ||||
| -rw-r--r-- | filter/f-inst.c | 46 | ||||
| -rw-r--r-- | filter/test.conf | 9 |
3 files changed, 53 insertions, 8 deletions
diff --git a/filter/config.Y b/filter/config.Y index 7820e719..2fb55e4e 100644 --- a/filter/config.Y +++ b/filter/config.Y @@ -283,6 +283,7 @@ CF_KEYWORDS(FUNCTION, PRINT, PRINTN, UNSET, RETURN, ROA_CHECK, ASN, SRC, DST, IS_V4, IS_V6, LEN, MAXLEN, + DATA, DATA1, DATA2, DEFINED, ADD, DELETE, CONTAINS, RESET, PREPEND, FIRST, LAST, LAST_NONAGGREGATED, MATCH, @@ -789,13 +790,16 @@ term: | term '.' RD { $$ = f_new_inst(FI_ROUTE_DISTINGUISHER, $1); } | term '.' LEN { $$ = f_new_inst(FI_LENGTH, $1); } | term '.' MAXLEN { $$ = f_new_inst(FI_ROA_MAXLEN, $1); } - | term '.' ASN { $$ = f_new_inst(FI_ROA_ASN, $1); } + | term '.' ASN { $$ = f_new_inst(FI_ASN, $1); } | term '.' SRC { $$ = f_new_inst(FI_NET_SRC, $1); } | term '.' DST { $$ = f_new_inst(FI_NET_DST, $1); } | term '.' MASK '(' term ')' { $$ = f_new_inst(FI_IP_MASK, $1, $5); } | term '.' FIRST { $$ = f_new_inst(FI_AS_PATH_FIRST, $1); } | term '.' LAST { $$ = f_new_inst(FI_AS_PATH_LAST, $1); } | term '.' LAST_NONAGGREGATED { $$ = f_new_inst(FI_AS_PATH_LAST_NAG, $1); } + | term '.' DATA { $$ = f_new_inst(FI_PAIR_DATA, $1); } + | term '.' DATA1 { $$ = f_new_inst(FI_LC_DATA1, $1); } + | term '.' DATA2 { $$ = f_new_inst(FI_LC_DATA2, $1); } /* Communities */ /* This causes one shift/reduce conflict diff --git a/filter/f-inst.c b/filter/f-inst.c index b876a937..7e9e77d2 100644 --- a/filter/f-inst.c +++ b/filter/f-inst.c @@ -910,14 +910,31 @@ ((net_addr_roa6 *) v1.val.net)->max_pxlen); } - INST(FI_ROA_ASN, 1, 1) { /* Get ROA ASN */ - ARG(1, T_NET); - if (!net_is_roa(v1.val.net)) - runtime( "ROA expected" ); + INST(FI_ASN, 1, 1) { /* Get ROA ASN or community ASN part */ + ARG_ANY(1); + RESULT_TYPE(T_INT); + switch(v1.type) + { + case T_NET: + if (!net_is_roa(v1.val.net)) + runtime( "ROA expected" ); - RESULT(T_INT, i, (v1.val.net->type == NET_ROA4) ? - ((net_addr_roa4 *) v1.val.net)->asn : - ((net_addr_roa6 *) v1.val.net)->asn); + RESULT_(T_INT, i, (v1.val.net->type == NET_ROA4) ? + ((net_addr_roa4 *) v1.val.net)->asn : + ((net_addr_roa6 *) v1.val.net)->asn); + break; + + case T_PAIR: + RESULT_(T_INT, i, v1.val.i >> 16); + break; + + case T_LC: + RESULT_(T_INT, i, v1.val.lc.asn); + break; + + default: + runtime( "Net, pair or lc expected" ); + } } INST(FI_IP, 1, 1) { /* Convert prefix to ... */ @@ -951,6 +968,21 @@ RESULT(T_INT, i, as_path_get_last_nonaggregated(v1.val.ad)); } + INST(FI_PAIR_DATA, 1, 1) { /* Get data part from the standard community */ + ARG(1, T_PAIR); + RESULT(T_INT, i, v1.val.i & 0xFFFF); + } + + INST(FI_LC_DATA1, 1, 1) { /* Get data1 part from the large community */ + ARG(1, T_LC); + RESULT(T_INT, i, v1.val.lc.ldp1); + } + + INST(FI_LC_DATA2, 1, 1) { /* Get data2 part from the large community */ + ARG(1, T_LC); + RESULT(T_INT, i, v1.val.lc.ldp2); + } + INST(FI_RETURN, 1, 1) { NEVER_CONSTANT; /* Acquire the return value */ diff --git a/filter/test.conf b/filter/test.conf index 3a8804a1..6f2f6fb5 100644 --- a/filter/test.conf +++ b/filter/test.conf @@ -684,6 +684,11 @@ clist l; clist l2; clist r; { + bt_assert((10, 20).asn = 10); + bt_assert((10, 20).data = 20); + bt_assert(p23.asn = 2); + bt_assert(p23.data = 3); + l = - empty -; bt_assert(l !~ [(*,*)]); bt_assert((l ~ [(*,*)]) != (l !~ [(*,*)])); @@ -940,6 +945,10 @@ lclist r; bt_assert(---empty--- = ---empty---); bt_assert((10, 20, 30) !~ ---empty---); + bt_assert((10, 20, 30).asn = 10); + bt_assert((10, 20, 30).data1 = 20); + bt_assert((10, 20, 30).data2 = 30); + ll = --- empty ---; ll = add(ll, (ten, 20, 30)); ll = add(ll, (1000, 2000, 3000)); |