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HTTP: added a $request_time variable.

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This commit is contained in:
Zhidao HONG
2022-10-12 08:21:02 +08:00
parent 08dab702cb
commit 7aa6b06298
4 changed files with 43 additions and 0 deletions
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33
src/nxt_http_variables.c
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@@ -9,6 +9,8 @@
static nxt_int_t nxt_http_var_dollar(nxt_task_t *task, nxt_str_t *str,
void *ctx, uint16_t field);
static nxt_int_t nxt_http_var_request_time(nxt_task_t *task, nxt_str_t *str,
void *ctx, uint16_t field);
static nxt_int_t nxt_http_var_method(nxt_task_t *task, nxt_str_t *str,
void *ctx, uint16_t field);
static nxt_int_t nxt_http_var_request_uri(nxt_task_t *task, nxt_str_t *str,
@@ -45,6 +47,9 @@ static nxt_var_decl_t nxt_http_vars[] = {
{
.name = nxt_string("dollar"),
.handler = nxt_http_var_dollar,
}, {
.name = nxt_string("request_time"),
.handler = nxt_http_var_request_time,
}, {
.name = nxt_string("method"),
.handler = nxt_http_var_method,
@@ -110,6 +115,34 @@ nxt_http_var_dollar(nxt_task_t *task, nxt_str_t *str, void *ctx, uint16_t field)
}
static nxt_int_t
nxt_http_var_request_time(nxt_task_t *task, nxt_str_t *str, void *ctx,
uint16_t field)
{
u_char *p;
nxt_msec_t ms;
nxt_nsec_t now;
nxt_http_request_t *r;
r = ctx;
now = nxt_thread_monotonic_time(task->thread);
ms = (now - r->start_time) / 1000000;
str->start = nxt_mp_nget(r->mem_pool, NXT_TIME_T_LEN + 4);
if (nxt_slow_path(str->start == NULL)) {
return NXT_ERROR;
}
p = nxt_sprintf(str->start, str->start + NXT_TIME_T_LEN, "%T.%03M",
(nxt_time_t) ms / 1000, ms % 1000);
str->length = p - str->start;
return NXT_OK;
}
static nxt_int_t
nxt_http_var_method(nxt_task_t *task, nxt_str_t *str, void *ctx, uint16_t field)
{