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/*
* Copyright (c) 1980, 1990, 1993
* The Regents of the University of California. All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* Robert Elz at The University of Melbourne.
*
* 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 the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 REGENTS OR CONTRIBUTORS 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 const char copyright[] =
"@(#) Copyright (c) 1980, 1990, 1993\n\
The Regents of the University of California. All rights reserved.\n";
#endif /* not lint */
#ifndef lint
#if 0
static char sccsid[] = "@(#)repquota.c 8.1 (Berkeley) 6/6/93";
#endif
static const char rcsid[] =
"$FreeBSD$";
#endif /* not lint */
/*
* Quota report
*/
#include <sys/param.h>
#include <sys/stat.h>
#include <ufs/ufs/quota.h>
#include <err.h>
#include <errno.h>
#include <fstab.h>
#include <grp.h>
#include <pwd.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <utmp.h>
/* Let's be paranoid about block size */
#if 10 > DEV_BSHIFT
#define dbtokb(db) \
((off_t)(db) >> (10-DEV_BSHIFT))
#elif 10 < DEV_BSHIFT
#define dbtokb(db) \
((off_t)(db) << (DEV_BSHIFT-10))
#else
#define dbtokb(db) (db)
#endif
#define max(a,b) ((a) >= (b) ? (a) : (b))
char *qfname = QUOTAFILENAME;
char *qfextension[] = INITQFNAMES;
struct fileusage {
struct fileusage *fu_next;
struct dqblk fu_dqblk;
u_long fu_id;
char fu_name[1];
/* actually bigger */
};
#define FUHASH 1024 /* must be power of two */
struct fileusage *fuhead[MAXQUOTAS][FUHASH];
struct fileusage *lookup();
struct fileusage *addid();
u_long highid[MAXQUOTAS]; /* highest addid()'ed identifier per type */
int vflag; /* verbose */
int aflag; /* all file systems */
int hasquota __P((struct fstab *, int, char **));
int oneof __P((char *, char *[], int));
int repquota __P((struct fstab *, int, char *));
char *timeprt __P((time_t));
static void usage __P((void));
int
main(argc, argv)
int argc;
char **argv;
{
register struct fstab *fs;
register struct passwd *pw;
register struct group *gr;
int gflag = 0, uflag = 0, errs = 0;
long i, argnum, done = 0;
char ch, *qfnp;
while ((ch = getopt(argc, argv, "aguv")) != -1) {
switch(ch) {
case 'a':
aflag++;
break;
case 'g':
gflag++;
break;
case 'u':
uflag++;
break;
case 'v':
vflag++;
break;
default:
usage();
}
}
argc -= optind;
argv += optind;
if (argc == 0 && !aflag)
usage();
if (!gflag && !uflag) {
if (aflag)
gflag++;
uflag++;
}
if (gflag) {
setgrent();
while ((gr = getgrent()) != 0)
(void) addid((u_long)gr->gr_gid, GRPQUOTA, gr->gr_name);
endgrent();
}
if (uflag) {
setpwent();
while ((pw = getpwent()) != 0)
(void) addid((u_long)pw->pw_uid, USRQUOTA, pw->pw_name);
endpwent();
}
setfsent();
while ((fs = getfsent()) != NULL) {
if (strcmp(fs->fs_vfstype, "ufs"))
continue;
if (aflag) {
if (gflag && hasquota(fs, GRPQUOTA, &qfnp))
errs += repquota(fs, GRPQUOTA, qfnp);
if (uflag && hasquota(fs, USRQUOTA, &qfnp))
errs += repquota(fs, USRQUOTA, qfnp);
continue;
}
if ((argnum = oneof(fs->fs_file, argv, argc)) >= 0 ||
(argnum = oneof(fs->fs_spec, argv, argc)) >= 0) {
done |= 1 << argnum;
if (gflag && hasquota(fs, GRPQUOTA, &qfnp))
errs += repquota(fs, GRPQUOTA, qfnp);
if (uflag && hasquota(fs, USRQUOTA, &qfnp))
errs += repquota(fs, USRQUOTA, qfnp);
}
}
endfsent();
for (i = 0; i < argc; i++)
if ((done & (1 << i)) == 0)
warnx("%s not found in fstab", argv[i]);
exit(errs);
}
static void
usage()
{
fprintf(stderr, "%s\n%s\n",
"usage: repquota [-v] [-g] [-u] -a",
" repquota [-v] [-g] [-u] filesystem ...");
exit(1);
}
int
repquota(fs, type, qfpathname)
register struct fstab *fs;
int type;
char *qfpathname;
{
register struct fileusage *fup;
FILE *qf;
u_long id;
struct dqblk dqbuf;
static struct dqblk zerodqblk;
static int warned = 0;
static int multiple = 0;
if (quotactl(fs->fs_file, QCMD(Q_SYNC, type), 0, 0) < 0 &&
errno == EOPNOTSUPP && !warned && vflag) {
warned++;
fprintf(stdout,
"*** Warning: Quotas are not compiled into this kernel\n");
}
if (multiple++)
printf("\n");
if (vflag)
fprintf(stdout, "*** Report for %s quotas on %s (%s)\n",
qfextension[type], fs->fs_file, fs->fs_spec);
if ((qf = fopen(qfpathname, "r")) == NULL) {
warn("%s", qfpathname);
return (1);
}
for (id = 0; ; id++) {
fread(&dqbuf, sizeof(struct dqblk), 1, qf);
if (feof(qf))
break;
if (dqbuf.dqb_curinodes == 0 && dqbuf.dqb_curblocks == 0)
continue;
if ((fup = lookup(id, type)) == 0)
fup = addid(id, type, (char *)0);
fup->fu_dqblk = dqbuf;
}
fclose(qf);
printf("%*s Block limits File limits\n",
max(UT_NAMESIZE,10), " ");
printf("User%*s used soft hard grace used soft hard grace\n",
max(UT_NAMESIZE,10), " ");
for (id = 0; id <= highid[type]; id++) {
fup = lookup(id, type);
if (fup == 0)
continue;
if (fup->fu_dqblk.dqb_curinodes == 0 &&
fup->fu_dqblk.dqb_curblocks == 0)
continue;
printf("%-*s", max(UT_NAMESIZE,10), fup->fu_name);
printf("%c%c %8lu %8lu %8lu %6s",
fup->fu_dqblk.dqb_bsoftlimit &&
fup->fu_dqblk.dqb_curblocks >=
fup->fu_dqblk.dqb_bsoftlimit ? '+' : '-',
fup->fu_dqblk.dqb_isoftlimit &&
fup->fu_dqblk.dqb_curinodes >=
fup->fu_dqblk.dqb_isoftlimit ? '+' : '-',
(u_long)(dbtokb(fup->fu_dqblk.dqb_curblocks)),
(u_long)(dbtokb(fup->fu_dqblk.dqb_bsoftlimit)),
(u_long)(dbtokb(fup->fu_dqblk.dqb_bhardlimit)),
fup->fu_dqblk.dqb_bsoftlimit &&
fup->fu_dqblk.dqb_curblocks >=
fup->fu_dqblk.dqb_bsoftlimit ?
timeprt(fup->fu_dqblk.dqb_btime) : "-");
printf(" %7lu %7lu %7lu %6s\n",
fup->fu_dqblk.dqb_curinodes,
fup->fu_dqblk.dqb_isoftlimit,
fup->fu_dqblk.dqb_ihardlimit,
fup->fu_dqblk.dqb_isoftlimit &&
fup->fu_dqblk.dqb_curinodes >=
fup->fu_dqblk.dqb_isoftlimit ?
timeprt(fup->fu_dqblk.dqb_itime) : "-");
fup->fu_dqblk = zerodqblk;
}
return (0);
}
/*
* Check to see if target appears in list of size cnt.
*/
int
oneof(target, list, cnt)
register char *target, *list[];
int cnt;
{
register int i;
for (i = 0; i < cnt; i++)
if (strcmp(target, list[i]) == 0)
return (i);
return (-1);
}
/*
* Check to see if a particular quota is to be enabled.
*/
int
hasquota(fs, type, qfnamep)
register struct fstab *fs;
int type;
char **qfnamep;
{
register char *opt;
char *cp;
static char initname, usrname[100], grpname[100];
static char buf[BUFSIZ];
if (!initname) {
sprintf(usrname, "%s%s", qfextension[USRQUOTA], qfname);
sprintf(grpname, "%s%s", qfextension[GRPQUOTA], qfname);
initname = 1;
}
strcpy(buf, fs->fs_mntops);
for (opt = strtok(buf, ","); opt; opt = strtok(NULL, ",")) {
if ((cp = index(opt, '=')))
*cp++ = '\0';
if (type == USRQUOTA && strcmp(opt, usrname) == 0)
break;
if (type == GRPQUOTA && strcmp(opt, grpname) == 0)
break;
}
if (!opt)
return (0);
if (cp) {
*qfnamep = cp;
return (1);
}
(void) sprintf(buf, "%s/%s.%s", fs->fs_file, qfname, qfextension[type]);
*qfnamep = buf;
return (1);
}
/*
* Routines to manage the file usage table.
*
* Lookup an id of a specific type.
*/
struct fileusage *
lookup(id, type)
u_long id;
int type;
{
register struct fileusage *fup;
for (fup = fuhead[type][id & (FUHASH-1)]; fup != 0; fup = fup->fu_next)
if (fup->fu_id == id)
return (fup);
return ((struct fileusage *)0);
}
/*
* Add a new file usage id if it does not already exist.
*/
struct fileusage *
addid(id, type, name)
u_long id;
int type;
char *name;
{
struct fileusage *fup, **fhp;
int len;
if ((fup = lookup(id, type)))
return (fup);
if (name)
len = strlen(name);
else
len = 10;
if ((fup = (struct fileusage *)calloc(1, sizeof(*fup) + len)) == NULL)
errx(1, "out of memory for fileusage structures");
fhp = &fuhead[type][id & (FUHASH - 1)];
fup->fu_next = *fhp;
*fhp = fup;
fup->fu_id = id;
if (id > highid[type])
highid[type] = id;
if (name) {
bcopy(name, fup->fu_name, len + 1);
} else {
sprintf(fup->fu_name, "%lu", id);
}
return (fup);
}
/*
* Calculate the grace period and return a printable string for it.
*/
char *
timeprt(seconds)
time_t seconds;
{
time_t hours, minutes;
static char buf[20];
static time_t now;
if (now == 0)
time(&now);
if (now > seconds)
return ("none");
seconds -= now;
minutes = (seconds + 30) / 60;
hours = (minutes + 30) / 60;
if (hours >= 36) {
sprintf(buf, "%lddays", (hours + 12) / 24);
return (buf);
}
if (minutes >= 60) {
sprintf(buf, "%2ld:%ld", minutes / 60, minutes % 60);
return (buf);
}
sprintf(buf, "%2ld", minutes);
return (buf);
}
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