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MINOR: acl: add the cook_val() match to match a cookie against an integer

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This commit is contained in:
Willy Tarreau 2012-05-08 12:46:28 +02:00
parent d04b1bce69
commit 515393649c
2 changed files with 46 additions and 20 deletions
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7
doc/configuration.txt
View File

@ -7944,6 +7944,13 @@ cook_sub(<name>) <string>
the strings. See "cook" for more information on cookie matching. Use the
scook_sub() variant for response cookies sent by the server.
cook_val(<name>) <integer>
Returns true if any of the request cookies <name> starts with a number which
matches the values or ranges specified. This may be used to select a server
based on application-specific cookies. Note that an absent cookie does not
match any value. See "cook" for more information on cookie matching. Use the
scook_val() variant for response cookies sent by the server.
hdr <string>
hdr(<header>[,<occ>]) <string>
Note: all the "hdr*" matching criteria either apply to all headers, or to a

59
src/proto_http.c
View File

@ -8147,8 +8147,8 @@ extract_cookie_value(char *hdr, const char *hdr_end,
* that no iterating is desired, then only last value is fetched if any.
*/
static int
smp_fetch_cookie_value(struct proxy *px, struct session *l4, void *l7, unsigned int opt,
const struct arg *args, struct sample *smp)
smp_fetch_cookie(struct proxy *px, struct session *l4, void *l7, unsigned int opt,
const struct arg *args, struct sample *smp)
{
struct http_txn *txn = l7;
struct hdr_idx *idx = &txn->hdr_idx;
@ -8299,6 +8299,23 @@ acl_fetch_cookie_cnt(struct proxy *px, struct session *l4, void *l7, unsigned in
return 1;
}
/* Fetch an cookie's integer value. The integer value is returned. It
* takes a mandatory argument of type string. It relies on smp_fetch_cookie().
*/
static int
smp_fetch_cookie_val(struct proxy *px, struct session *l4, void *l7, unsigned int opt,
const struct arg *args, struct sample *smp)
{
int ret = smp_fetch_cookie(px, l4, l7, opt, args, smp);
if (ret > 0) {
smp->type = SMP_T_UINT;
smp->data.uint = strl2ic(smp->data.str.str, smp->data.str.len);
}
return ret;
}
/************************************************************************/
/* The code below is dedicated to sample fetches */
/************************************************************************/
@ -8436,15 +8453,16 @@ static int val_hdr(struct arg *arg, char **err_msg)
* Please take care of keeping this list alphabetically sorted.
*/
static struct acl_kw_list acl_kws = {{ },{
{ "cook", acl_parse_str, smp_fetch_cookie_value, acl_match_str, ACL_USE_L7REQ_VOLATILE|ACL_MAY_LOOKUP, ARG1(0,STR) },
{ "cook_beg", acl_parse_str, smp_fetch_cookie_value, acl_match_beg, ACL_USE_L7REQ_VOLATILE, ARG1(0,STR) },
{ "cook", acl_parse_str, smp_fetch_cookie, acl_match_str, ACL_USE_L7REQ_VOLATILE|ACL_MAY_LOOKUP, ARG1(0,STR) },
{ "cook_beg", acl_parse_str, smp_fetch_cookie, acl_match_beg, ACL_USE_L7REQ_VOLATILE, ARG1(0,STR) },
{ "cook_cnt", acl_parse_int, acl_fetch_cookie_cnt, acl_match_int, ACL_USE_L7REQ_VOLATILE, ARG1(0,STR) },
{ "cook_dir", acl_parse_str, smp_fetch_cookie_value, acl_match_dir, ACL_USE_L7REQ_VOLATILE, ARG1(0,STR) },
{ "cook_dom", acl_parse_str, smp_fetch_cookie_value, acl_match_dom, ACL_USE_L7REQ_VOLATILE, ARG1(0,STR) },
{ "cook_end", acl_parse_str, smp_fetch_cookie_value, acl_match_end, ACL_USE_L7REQ_VOLATILE, ARG1(0,STR) },
{ "cook_len", acl_parse_int, smp_fetch_cookie_value, acl_match_len, ACL_USE_L7REQ_VOLATILE, ARG1(0,STR) },
{ "cook_reg", acl_parse_reg, smp_fetch_cookie_value, acl_match_reg, ACL_USE_L7REQ_VOLATILE, ARG1(0,STR) },
{ "cook_sub", acl_parse_str, smp_fetch_cookie_value, acl_match_sub, ACL_USE_L7REQ_VOLATILE, ARG1(0,STR) },
{ "cook_dir", acl_parse_str, smp_fetch_cookie, acl_match_dir, ACL_USE_L7REQ_VOLATILE, ARG1(0,STR) },
{ "cook_dom", acl_parse_str, smp_fetch_cookie, acl_match_dom, ACL_USE_L7REQ_VOLATILE, ARG1(0,STR) },
{ "cook_end", acl_parse_str, smp_fetch_cookie, acl_match_end, ACL_USE_L7REQ_VOLATILE, ARG1(0,STR) },
{ "cook_len", acl_parse_int, smp_fetch_cookie, acl_match_len, ACL_USE_L7REQ_VOLATILE, ARG1(0,STR) },
{ "cook_reg", acl_parse_reg, smp_fetch_cookie, acl_match_reg, ACL_USE_L7REQ_VOLATILE, ARG1(0,STR) },
{ "cook_sub", acl_parse_str, smp_fetch_cookie, acl_match_sub, ACL_USE_L7REQ_VOLATILE, ARG1(0,STR) },
{ "cook_val", acl_parse_int, smp_fetch_cookie_val, acl_match_int, ACL_USE_L7REQ_VOLATILE, ARG1(0,STR) },
{ "hdr", acl_parse_str, smp_fetch_hdr, acl_match_str, ACL_USE_L7REQ_VOLATILE|ACL_MAY_LOOKUP, ARG2(0,STR,SINT), val_hdr },
{ "hdr_beg", acl_parse_str, smp_fetch_hdr, acl_match_beg, ACL_USE_L7REQ_VOLATILE, ARG2(0,STR,SINT), val_hdr },
@ -8477,15 +8495,16 @@ static struct acl_kw_list acl_kws = {{ },{
{ "req_ver", acl_parse_ver, acl_fetch_rqver, acl_match_str, ACL_USE_L7REQ_VOLATILE|ACL_MAY_LOOKUP, 0 },
{ "resp_ver", acl_parse_ver, acl_fetch_stver, acl_match_str, ACL_USE_L7RTR_VOLATILE|ACL_MAY_LOOKUP, 0 },
{ "scook", acl_parse_str, smp_fetch_cookie_value, acl_match_str, ACL_USE_L7RTR_VOLATILE|ACL_MAY_LOOKUP, ARG1(0,STR) },
{ "scook_beg", acl_parse_str, smp_fetch_cookie_value, acl_match_beg, ACL_USE_L7RTR_VOLATILE, ARG1(0,STR) },
{ "scook", acl_parse_str, smp_fetch_cookie, acl_match_str, ACL_USE_L7RTR_VOLATILE|ACL_MAY_LOOKUP, ARG1(0,STR) },
{ "scook_beg", acl_parse_str, smp_fetch_cookie, acl_match_beg, ACL_USE_L7RTR_VOLATILE, ARG1(0,STR) },
{ "scook_cnt", acl_parse_int, acl_fetch_cookie_cnt, acl_match_int, ACL_USE_L7RTR_VOLATILE, ARG1(0,STR) },
{ "scook_dir", acl_parse_str, smp_fetch_cookie_value, acl_match_dir, ACL_USE_L7RTR_VOLATILE, ARG1(0,STR) },
{ "scook_dom", acl_parse_str, smp_fetch_cookie_value, acl_match_dom, ACL_USE_L7RTR_VOLATILE, ARG1(0,STR) },
{ "scook_end", acl_parse_str, smp_fetch_cookie_value, acl_match_end, ACL_USE_L7RTR_VOLATILE, ARG1(0,STR) },
{ "scook_len", acl_parse_int, smp_fetch_cookie_value, acl_match_len, ACL_USE_L7RTR_VOLATILE, ARG1(0,STR) },
{ "scook_reg", acl_parse_reg, smp_fetch_cookie_value, acl_match_reg, ACL_USE_L7RTR_VOLATILE, ARG1(0,STR) },
{ "scook_sub", acl_parse_str, smp_fetch_cookie_value, acl_match_sub, ACL_USE_L7RTR_VOLATILE, ARG1(0,STR) },
{ "scook_dir", acl_parse_str, smp_fetch_cookie, acl_match_dir, ACL_USE_L7RTR_VOLATILE, ARG1(0,STR) },
{ "scook_dom", acl_parse_str, smp_fetch_cookie, acl_match_dom, ACL_USE_L7RTR_VOLATILE, ARG1(0,STR) },
{ "scook_end", acl_parse_str, smp_fetch_cookie, acl_match_end, ACL_USE_L7RTR_VOLATILE, ARG1(0,STR) },
{ "scook_len", acl_parse_int, smp_fetch_cookie, acl_match_len, ACL_USE_L7RTR_VOLATILE, ARG1(0,STR) },
{ "scook_reg", acl_parse_reg, smp_fetch_cookie, acl_match_reg, ACL_USE_L7RTR_VOLATILE, ARG1(0,STR) },
{ "scook_sub", acl_parse_str, smp_fetch_cookie, acl_match_sub, ACL_USE_L7RTR_VOLATILE, ARG1(0,STR) },
{ "scook_val", acl_parse_int, smp_fetch_cookie_val, acl_match_int, ACL_USE_L7RTR_VOLATILE, ARG1(0,STR) },
{ "shdr", acl_parse_str, smp_fetch_hdr, acl_match_str, ACL_USE_L7RTR_VOLATILE|ACL_MAY_LOOKUP, ARG2(0,STR,SINT), val_hdr },
{ "shdr_beg", acl_parse_str, smp_fetch_hdr, acl_match_beg, ACL_USE_L7RTR_VOLATILE, ARG2(0,STR,SINT), val_hdr },
@ -8532,8 +8551,8 @@ static struct acl_kw_list acl_kws = {{ },{
static struct sample_fetch_kw_list sample_fetch_keywords = {{ },{
{ "hdr", smp_fetch_hdr, ARG2(1,STR,SINT), val_hdr, SMP_T_CSTR, SMP_CAP_REQ },
{ "url_param", smp_fetch_url_param, ARG1(1,STR), NULL, SMP_T_CSTR, SMP_CAP_REQ },
{ "cookie", smp_fetch_cookie_value, ARG1(1,STR), NULL, SMP_T_CSTR, SMP_CAP_REQ|SMP_CAP_RES },
{ "set-cookie", smp_fetch_cookie_value, ARG1(1,STR), NULL, SMP_T_CSTR, SMP_CAP_RES }, /* deprecated */
{ "cookie", smp_fetch_cookie, ARG1(1,STR), NULL, SMP_T_CSTR, SMP_CAP_REQ|SMP_CAP_RES },
{ "set-cookie", smp_fetch_cookie, ARG1(1,STR), NULL, SMP_T_CSTR, SMP_CAP_RES }, /* deprecated */
{ NULL, NULL, 0, 0, 0 },
}};