MINOR: sample: add a new SMP_SRC_CONST sample capability
This level indicates that everything it constant in the expression during
the whole process' life and that it may safely be used at config parsing
time.
diff --git a/include/haproxy/sample-t.h b/include/haproxy/sample-t.h
index d11c411..76b365a 100644
--- a/include/haproxy/sample-t.h
+++ b/include/haproxy/sample-t.h
@@ -45,6 +45,7 @@
* use and are not meant to be known outside the sample management code.
*/
enum {
+ SMP_SRC_CONST, /* constat elements known at configuration time */
SMP_SRC_INTRN, /* internal context-less information */
SMP_SRC_LISTN, /* listener which accepted the connection */
SMP_SRC_FTEND, /* frontend which accepted the connection */
@@ -105,6 +106,7 @@
* stored in smp->use.
*/
enum {
+ SMP_USE_CONST = 1 << SMP_SRC_CONST, /* constant values known at config time */
SMP_USE_INTRN = 1 << SMP_SRC_INTRN, /* internal context-less information */
SMP_USE_LISTN = 1 << SMP_SRC_LISTN, /* listener which accepted the connection */
SMP_USE_FTEND = 1 << SMP_SRC_FTEND, /* frontend which accepted the connection */
diff --git a/src/sample.c b/src/sample.c
index b05259b..32255cb 100644
--- a/src/sample.c
+++ b/src/sample.c
@@ -70,6 +70,14 @@
};
const unsigned int fetch_cap[SMP_SRC_ENTRIES] = {
+ [SMP_SRC_CONST] = (SMP_VAL_FE_CON_ACC | SMP_VAL_FE_SES_ACC | SMP_VAL_FE_REQ_CNT |
+ SMP_VAL_FE_HRQ_HDR | SMP_VAL_FE_HRQ_BDY | SMP_VAL_FE_SET_BCK |
+ SMP_VAL_BE_REQ_CNT | SMP_VAL_BE_HRQ_HDR | SMP_VAL_BE_HRQ_BDY |
+ SMP_VAL_BE_SET_SRV | SMP_VAL_BE_SRV_CON | SMP_VAL_BE_RES_CNT |
+ SMP_VAL_BE_HRS_HDR | SMP_VAL_BE_HRS_BDY | SMP_VAL_BE_STO_RUL |
+ SMP_VAL_FE_RES_CNT | SMP_VAL_FE_HRS_HDR | SMP_VAL_FE_HRS_BDY |
+ SMP_VAL_FE_LOG_END | SMP_VAL_BE_CHK_RUL),
+
[SMP_SRC_INTRN] = (SMP_VAL_FE_CON_ACC | SMP_VAL_FE_SES_ACC | SMP_VAL_FE_REQ_CNT |
SMP_VAL_FE_HRQ_HDR | SMP_VAL_FE_HRQ_BDY | SMP_VAL_FE_SET_BCK |
SMP_VAL_BE_REQ_CNT | SMP_VAL_BE_HRQ_HDR | SMP_VAL_BE_HRQ_BDY |