mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-23 11:18:54 +00:00
283 lines
6.5 KiB
C
283 lines
6.5 KiB
C
|
/*
|
||
|
* Copyright (c) 1994 Christopher G. Demetriou
|
||
|
* All rights reserved.
|
||
|
*
|
||
|
* Redistribution and use in source and binary forms, with or without
|
||
|
* modification, are permitted provided that the following conditions
|
||
|
* are met:
|
||
|
* 1. Redistributions of source code must retain the above copyright
|
||
|
* notice, this list of conditions and the following disclaimer.
|
||
|
* 2. Redistributions in binary form must reproduce the above copyright
|
||
|
* notice, this list of conditions and the following disclaimer in the
|
||
|
* documentation and/or other materials provided with the distribution.
|
||
|
* 3. All advertising materials mentioning features or use of this software
|
||
|
* must display the following acknowledgement:
|
||
|
* This product includes software developed by Christopher G. Demetriou.
|
||
|
* 4. The name of the author may not be used to endorse or promote products
|
||
|
* derived from this software without specific prior written permission
|
||
|
*
|
||
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
|
||
|
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
||
|
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
||
|
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
|
||
|
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
||
|
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
||
|
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
||
|
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
||
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
||
|
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||
|
*/
|
||
|
|
||
|
#ifndef LINT
|
||
|
static char rcsid[] = "$Id: usrdb.c,v 1.1 1994/03/24 18:42:01 cgd Exp $";
|
||
|
#endif
|
||
|
|
||
|
#include <sys/types.h>
|
||
|
#include <sys/acct.h>
|
||
|
#include <err.h>
|
||
|
#include <errno.h>
|
||
|
#include <fcntl.h>
|
||
|
#include "extern.h"
|
||
|
#include "pathnames.h"
|
||
|
|
||
|
static int uid_compare __P((const DBT *, const DBT *));
|
||
|
|
||
|
static DB *usracct_db;
|
||
|
|
||
|
int
|
||
|
usracct_init()
|
||
|
{
|
||
|
DB *saved_usracct_db;
|
||
|
BTREEINFO bti;
|
||
|
int error;
|
||
|
|
||
|
bzero(&bti, sizeof bti);
|
||
|
bti.compare = uid_compare;
|
||
|
|
||
|
usracct_db = dbopen(NULL, O_RDWR, 0, DB_BTREE, &bti);
|
||
|
if (usracct_db == NULL)
|
||
|
return (-1);
|
||
|
|
||
|
error = 0;
|
||
|
if (!iflag) {
|
||
|
DBT key, data;
|
||
|
int serr, nerr;
|
||
|
|
||
|
saved_usracct_db = dbopen(_PATH_USRACCT, O_RDONLY, 0, DB_BTREE,
|
||
|
&bti);
|
||
|
if (saved_usracct_db == NULL) {
|
||
|
error = (errno == ENOENT) ? 0 : -1;
|
||
|
if (error)
|
||
|
warn("retrieving user accounting summary");
|
||
|
goto out;
|
||
|
}
|
||
|
|
||
|
serr = DB_SEQ(saved_usracct_db, &key, &data, R_FIRST);
|
||
|
if (serr < 0) {
|
||
|
warn("retrieving user accounting summary");
|
||
|
error = -1;
|
||
|
goto closeout;
|
||
|
}
|
||
|
while (serr == 0) {
|
||
|
nerr = DB_PUT(usracct_db, &key, &data, 0);
|
||
|
if (nerr < 0) {
|
||
|
warn("initializing user accounting stats");
|
||
|
error = -1;
|
||
|
break;
|
||
|
}
|
||
|
|
||
|
serr = DB_SEQ(saved_usracct_db, &key, &data, R_NEXT);
|
||
|
if (serr < 0) {
|
||
|
warn("retrieving user accounting summary");
|
||
|
error = -1;
|
||
|
break;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
closeout:
|
||
|
if (DB_CLOSE(saved_usracct_db) < 0) {
|
||
|
warn("closing user accounting summary");
|
||
|
error = -1;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
out:
|
||
|
if (error != 0)
|
||
|
usracct_destroy();
|
||
|
return (error);
|
||
|
}
|
||
|
|
||
|
void
|
||
|
usracct_destroy()
|
||
|
{
|
||
|
if (DB_CLOSE(usracct_db) < 0)
|
||
|
warn("destroying user accounting stats");
|
||
|
}
|
||
|
|
||
|
int
|
||
|
usracct_add(ci)
|
||
|
const struct cmdinfo *ci;
|
||
|
{
|
||
|
DBT key, data;
|
||
|
struct userinfo newui;
|
||
|
u_long uid;
|
||
|
int rv;
|
||
|
|
||
|
uid = ci->ci_uid;
|
||
|
key.data = &uid;
|
||
|
key.size = sizeof uid;
|
||
|
|
||
|
rv = DB_GET(usracct_db, &key, &data, 0);
|
||
|
if (rv < 0) {
|
||
|
warn("get key %d from user accounting stats", uid);
|
||
|
return (-1);
|
||
|
} else if (rv == 0) { /* it's there; copy whole thing */
|
||
|
/* add the old data to the new data */
|
||
|
bcopy(data.data, &newui, data.size);
|
||
|
if (newui.ui_uid != uid) {
|
||
|
warnx("key %d != expected record number %d",
|
||
|
newui.ui_uid, uid);
|
||
|
warnx("inconsistent user accounting stats");
|
||
|
return (-1);
|
||
|
}
|
||
|
} else { /* it's not there; zero it and copy the key */
|
||
|
bzero(&newui, sizeof newui);
|
||
|
newui.ui_uid = ci->ci_uid;
|
||
|
}
|
||
|
|
||
|
newui.ui_calls += ci->ci_calls;
|
||
|
newui.ui_utime += ci->ci_utime;
|
||
|
newui.ui_stime += ci->ci_stime;
|
||
|
newui.ui_mem += ci->ci_mem;
|
||
|
newui.ui_io += ci->ci_io;
|
||
|
|
||
|
data.data = &newui;
|
||
|
data.size = sizeof newui;
|
||
|
rv = DB_PUT(usracct_db, &key, &data, 0);
|
||
|
if (rv < 0) {
|
||
|
warn("add key %d to user accounting stats", uid);
|
||
|
return (-1);
|
||
|
} else if (rv != 0) {
|
||
|
warnx("DB_PUT returned 1");
|
||
|
return (-1);
|
||
|
}
|
||
|
|
||
|
return (0);
|
||
|
}
|
||
|
|
||
|
int
|
||
|
usracct_update()
|
||
|
{
|
||
|
DB *saved_usracct_db;
|
||
|
DBT key, data;
|
||
|
BTREEINFO bti;
|
||
|
u_long uid;
|
||
|
int error, serr, nerr;
|
||
|
|
||
|
bzero(&bti, sizeof bti);
|
||
|
bti.compare = uid_compare;
|
||
|
|
||
|
saved_usracct_db = dbopen(_PATH_USRACCT, O_RDWR|O_CREAT|O_TRUNC, 0644,
|
||
|
DB_BTREE, &bti);
|
||
|
if (saved_usracct_db == NULL) {
|
||
|
warn("creating user accounting summary");
|
||
|
return (-1);
|
||
|
}
|
||
|
|
||
|
error = 0;
|
||
|
|
||
|
serr = DB_SEQ(usracct_db, &key, &data, R_FIRST);
|
||
|
if (serr < 0) {
|
||
|
warn("retrieving user accounting stats");
|
||
|
error = -1;
|
||
|
}
|
||
|
while (serr == 0) {
|
||
|
nerr = DB_PUT(saved_usracct_db, &key, &data, 0);
|
||
|
if (nerr < 0) {
|
||
|
warn("saving user accounting summary");
|
||
|
error = -1;
|
||
|
break;
|
||
|
}
|
||
|
|
||
|
serr = DB_SEQ(usracct_db, &key, &data, R_NEXT);
|
||
|
if (serr < 0) {
|
||
|
warn("retrieving user accounting stats");
|
||
|
error = -1;
|
||
|
break;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
if (DB_SYNC(saved_usracct_db, 0) < 0) {
|
||
|
warn("syncing process accounting summary");
|
||
|
error = -1;
|
||
|
}
|
||
|
out:
|
||
|
if (DB_CLOSE(saved_usracct_db) < 0) {
|
||
|
warn("closing process accounting summary");
|
||
|
error = -1;
|
||
|
}
|
||
|
return error;
|
||
|
}
|
||
|
|
||
|
void
|
||
|
usracct_print()
|
||
|
{
|
||
|
DBT key, data;
|
||
|
struct userinfo *ui;
|
||
|
double t;
|
||
|
int rv;
|
||
|
|
||
|
rv = DB_SEQ(usracct_db, &key, &data, R_FIRST);
|
||
|
if (rv < 0)
|
||
|
warn("retrieving user accounting stats");
|
||
|
|
||
|
while (rv == 0) {
|
||
|
ui = (struct userinfo *) data.data;
|
||
|
|
||
|
printf("%-8s %9qu ",
|
||
|
user_from_uid(ui->ui_uid, 0), ui->ui_calls);
|
||
|
|
||
|
t = (double) (ui->ui_utime + ui->ui_stime) /
|
||
|
(double) AHZ;
|
||
|
if (t < 0.0001) /* kill divide by zero */
|
||
|
t = 0.0001;
|
||
|
|
||
|
printf("%12.2lf%s ", t / 60.0, "cpu");
|
||
|
|
||
|
/* ui->ui_calls is always != 0 */
|
||
|
if (dflag)
|
||
|
printf("%12qu%s", ui->ui_io / ui->ui_calls, "avio");
|
||
|
else
|
||
|
printf("%12qu%s", ui->ui_io, "tio");
|
||
|
|
||
|
/* t is always >= 0.0001; see above */
|
||
|
if (kflag)
|
||
|
printf("%12qu%s", ui->ui_mem / t, "k");
|
||
|
else
|
||
|
printf("%12qu%s", ui->ui_mem, "k*sec");
|
||
|
|
||
|
printf("\n");
|
||
|
|
||
|
rv = DB_SEQ(usracct_db, &key, &data, R_NEXT);
|
||
|
if (rv < 0)
|
||
|
warn("retrieving user accounting stats");
|
||
|
}
|
||
|
}
|
||
|
|
||
|
static int
|
||
|
uid_compare(k1, k2)
|
||
|
const DBT *k1, *k2;
|
||
|
{
|
||
|
u_long d1, d2;
|
||
|
|
||
|
bcopy(k1->data, &d1, sizeof d1);
|
||
|
bcopy(k2->data, &d2, sizeof d2);
|
||
|
|
||
|
if (d1 < d2)
|
||
|
return -1;
|
||
|
else if (d1 == d2)
|
||
|
return 0;
|
||
|
else
|
||
|
return 1;
|
||
|
}
|