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-rw-r--r--usr.sbin/repquota/repquota.c379
1 files changed, 379 insertions, 0 deletions
diff --git a/usr.sbin/repquota/repquota.c b/usr.sbin/repquota/repquota.c
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+++ b/usr.sbin/repquota/repquota.c
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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 char copyright[] =
+"@(#) Copyright (c) 1980, 1990, 1993\n\
+ The Regents of the University of California. All rights reserved.\n";
+#endif /* not lint */
+
+#ifndef lint
+static char sccsid[] = "@(#)repquota.c 8.1 (Berkeley) 6/6/93";
+#endif /* not lint */
+
+/*
+ * Quota report
+ */
+#include <sys/param.h>
+#include <sys/stat.h>
+#include <ufs/ufs/quota.h>
+#include <fstab.h>
+#include <pwd.h>
+#include <grp.h>
+#include <stdio.h>
+#include <errno.h>
+
+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 */
+
+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;
+ extern char *optarg;
+ extern int optind;
+ char ch, *qfnp;
+
+ while ((ch = getopt(argc, argv, "aguv")) != EOF) {
+ 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)
+ fprintf(stderr, "%s not found in fstab\n", argv[i]);
+ exit(errs);
+}
+
+usage()
+{
+ fprintf(stderr, "Usage:\n\t%s\n\t%s\n",
+ "repquota [-v] [-g] [-u] -a",
+ "repquota [-v] [-g] [-u] filesys ...");
+ exit(1);
+}
+
+repquota(fs, type, qfpathname)
+ register struct fstab *fs;
+ int type;
+ char *qfpathname;
+{
+ register struct fileusage *fup;
+ FILE *qf;
+ u_long id;
+ struct dqblk dqbuf;
+ char *timeprt();
+ static struct dqblk zerodqblk;
+ static int warned = 0;
+ static int multiple = 0;
+ extern int errno;
+
+ 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) {
+ perror(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(" Block limits File limits\n");
+ printf("User used soft hard grace used soft hard grace\n");
+ 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("%-10s", fup->fu_name);
+ printf("%c%c%8d%8d%8d%7s",
+ 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 ? '+' : '-',
+ dbtob(fup->fu_dqblk.dqb_curblocks) / 1024,
+ dbtob(fup->fu_dqblk.dqb_bsoftlimit) / 1024,
+ dbtob(fup->fu_dqblk.dqb_bhardlimit) / 1024,
+ fup->fu_dqblk.dqb_bsoftlimit &&
+ fup->fu_dqblk.dqb_curblocks >=
+ fup->fu_dqblk.dqb_bsoftlimit ?
+ timeprt(fup->fu_dqblk.dqb_btime) : "");
+ printf(" %6d%6d%6d%7s\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.
+ */
+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.
+ */
+hasquota(fs, type, qfnamep)
+ register struct fstab *fs;
+ int type;
+ char **qfnamep;
+{
+ register char *opt;
+ char *cp, *index(), *strtok();
+ 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;
+ extern char *calloc();
+
+ 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) {
+ fprintf(stderr, "out of memory for fileusage structures\n");
+ exit(1);
+ }
+ 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, "%u", 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, "%ddays", (hours + 12) / 24);
+ return (buf);
+ }
+ if (minutes >= 60) {
+ sprintf(buf, "%2d:%d", minutes / 60, minutes % 60);
+ return (buf);
+ }
+ sprintf(buf, "%2d", minutes);
+ return (buf);
+}
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