#include "httpd.h"
#include "http_config.h"
#include "apr_strings.h"
#include "scoreboard.h"
#include "ap_mpm.h"
#include <unistd.h>

static int ru_fixup(request_rec *r)
{
    apr_pool_t *rp = r->pool;
    worker_score *ws_record;
    process_score *ps_record;
    int tick;
    tick = sysconf(_SC_CLK_TCK);
    pid_t worker_pid;
    clock_t tmp_tu, tmp_ts, tmp_tcu, tmp_tcs;

    ws_record = ap_get_scoreboard_worker(r->connection->id, 0);
    ps_record = ap_get_scoreboard_process(r->connection->id);
    worker_pid = ps_record->pid;
    tmp_tu = ws_record->times.tms_utime;
    tmp_ts = ws_record->times.tms_stime;
    tmp_tcu = ws_record->times.tms_cutime;
    tmp_tcs = ws_record->times.tms_cstime;

    apr_table_set(r->notes, "cpu", apr_psprintf(rp, "%s pid:%lu child:%lu req:'%s' cpu:%lu",
         ws_record->vhost, ps_record->pid, r->connection->id, ws_record->request,(tmp_tu + tmp_ts + tmp_tcs + tmp_tcu ) / tick ));

    return DECLINED;

}

static void myRegisterHooks(apr_pool_t *p) {
        ap_hook_handler(ru_fixup, NULL, NULL, APR_HOOK_MIDDLE);
}

module AP_MODULE_DECLARE_DATA myhits_module = {
    STANDARD20_MODULE_STUFF,
    NULL,
    NULL,
    NULL,
    NULL,
    NULL,
    myRegisterHooks
};