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MINOR: sample: implement act_conn sample fetch

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Implement the act_conn sample fetch which is the same as %ac (actconn)
in the log-format.
This commit is contained in:
William Lallemand 2023-07-12 18:05:25 +02:00
parent ac87815be9
commit 2a46bfe239
2 changed files with 15 additions and 0 deletions
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3
doc/configuration.txt
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@ -19289,6 +19289,9 @@ not even relate to any client information. These ones are sometimes used with
"monitor-fail" directives to report an internal status to external watchers.
The sample fetch methods described in this section are usable anywhere.
act_conn : integer
Returns the total number of active concurrent connections on the process.
always_false : boolean
Always returns the boolean "false" value. It may be used with ACLs as a
temporary replacement for another one when adjusting configurations.

12
src/sample.c
View File

@ -4075,6 +4075,17 @@ static int sample_conv_jwt_payload_query(const struct arg *args, struct sample *
/* All supported sample fetch functions must be declared here */
/************************************************************************/
/* returns the actconn */
static int
smp_fetch_actconn(const struct arg *args, struct sample *smp, const char *kw, void *private)
{
smp->data.type = SMP_T_SINT;
smp->data.u.sint = actconn;
return 1;
}
/* force TRUE to be returned at the fetch level */
static int
smp_fetch_true(const struct arg *args, struct sample *smp, const char *kw, void *private)
@ -4500,6 +4511,7 @@ static int smp_fetch_quic_enabled(const struct arg *args, struct sample *smp, co
* common denominator, the type that can be casted into all other ones.
*/
static struct sample_fetch_kw_list smp_kws = {ILH, {
{ "act_conn", smp_fetch_actconn, 0, NULL, SMP_T_SINT, SMP_USE_CONST },
{ "always_false", smp_fetch_false, 0, NULL, SMP_T_BOOL, SMP_USE_CONST },
{ "always_true", smp_fetch_true, 0, NULL, SMP_T_BOOL, SMP_USE_CONST },
{ "env", smp_fetch_env, ARG1(1,STR), NULL, SMP_T_STR, SMP_USE_CONST },