2 * Copyright (c) 1980, 1990, 1993
3 * The Regents of the University of California. All rights reserved.
5 * This code is derived from software contributed to Berkeley by
6 * Robert Elz at The University of Melbourne.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 * 3. All advertising materials mentioning features or use of this software
17 * must display the following acknowledgement:
18 * This product includes software developed by the University of
19 * California, Berkeley and its contributors.
20 * 4. Neither the name of the University nor the names of its contributors
21 * may be used to endorse or promote products derived from this software
22 * without specific prior written permission.
24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
38 static const char copyright[] =
39 "@(#) Copyright (c) 1980, 1990, 1993\n\
40 The Regents of the University of California. All rights reserved.\n";
45 static char sccsid[] = "@(#)quotaon.c 8.1 (Berkeley) 6/6/93";
47 static const char rcsid[] =
52 * Turn quota on/off for a filesystem.
54 #include <sys/param.h>
56 #include <sys/mount.h>
57 #include <ufs/ufs/quota.h>
65 char *qfname = QUOTAFILENAME;
66 char *qfextension[] = INITQFNAMES;
68 int aflag; /* all file systems */
69 int gflag; /* operate on group quotas */
70 int uflag; /* operate on user quotas */
71 int vflag; /* verbose */
73 int hasquota __P((struct fstab *, int, char **));
74 int oneof __P((char *, char *[], int));
75 int quotaonoff __P((struct fstab *fs, int, int, char *));
76 int readonly __P((struct fstab *));
77 static void usage __P((void));
84 register struct fstab *fs;
85 char ch, *qfnp, *whoami;
86 long argnum, done = 0;
87 int i, offmode = 0, errs = 0;
89 whoami = rindex(*argv, '/') + 1;
90 if (whoami == (char *)1)
92 if (strcmp(whoami, "quotaoff") == 0)
94 else if (strcmp(whoami, "quotaon") != 0)
95 errx(1, "name must be quotaon or quotaoff");
96 while ((ch = getopt(argc, argv, "avug")) != -1) {
116 if (argc <= 0 && !aflag)
118 if (!gflag && !uflag) {
123 while ((fs = getfsent()) != NULL) {
124 if (strcmp(fs->fs_vfstype, "ufs") ||
125 strcmp(fs->fs_type, FSTAB_RW))
128 if (gflag && hasquota(fs, GRPQUOTA, &qfnp))
129 errs += quotaonoff(fs, offmode, GRPQUOTA, qfnp);
130 if (uflag && hasquota(fs, USRQUOTA, &qfnp))
131 errs += quotaonoff(fs, offmode, USRQUOTA, qfnp);
134 if ((argnum = oneof(fs->fs_file, argv, argc)) >= 0 ||
135 (argnum = oneof(fs->fs_spec, argv, argc)) >= 0) {
137 if (gflag && hasquota(fs, GRPQUOTA, &qfnp))
138 errs += quotaonoff(fs, offmode, GRPQUOTA, qfnp);
139 if (uflag && hasquota(fs, USRQUOTA, &qfnp))
140 errs += quotaonoff(fs, offmode, USRQUOTA, qfnp);
144 for (i = 0; i < argc; i++)
145 if ((done & (1 << i)) == 0)
146 warnx("%s not found in fstab", argv[i]);
154 fprintf(stderr, "%s\n%s\n%s\n%s\n",
155 "usage: quotaon [-g] [-u] [-v] -a",
156 " quotaon [-g] [-u] [-v] filesystem ...",
157 " quotaoff [-g] [-u] [-v] -a",
158 " quotaoff [-g] [-u] [-v] filesystem ...");
163 quotaonoff(fs, offmode, type, qfpathname)
164 register struct fstab *fs;
169 if (strcmp(fs->fs_file, "/") && readonly(fs))
172 if (quotactl(fs->fs_file, QCMD(Q_QUOTAOFF, type), 0, 0) < 0) {
173 warn("%s", fs->fs_file);
177 printf("%s: quotas turned off\n", fs->fs_file);
180 if (quotactl(fs->fs_file, QCMD(Q_QUOTAON, type), 0, qfpathname) < 0) {
181 warnx("using %s on", qfpathname);
182 warn("%s", fs->fs_file);
186 printf("%s: %s quotas turned on\n", fs->fs_file,
192 * Check to see if target appears in list of size cnt.
195 oneof(target, list, cnt)
196 register char *target, *list[];
201 for (i = 0; i < cnt; i++)
202 if (strcmp(target, list[i]) == 0)
208 * Check to see if a particular quota is to be enabled.
211 hasquota(fs, type, qfnamep)
212 register struct fstab *fs;
218 static char initname, usrname[100], grpname[100];
219 static char buf[BUFSIZ];
222 sprintf(usrname, "%s%s", qfextension[USRQUOTA], qfname);
223 sprintf(grpname, "%s%s", qfextension[GRPQUOTA], qfname);
226 strcpy(buf, fs->fs_mntops);
227 for (opt = strtok(buf, ","); opt; opt = strtok(NULL, ",")) {
228 if ((cp = index(opt, '=')))
230 if (type == USRQUOTA && strcmp(opt, usrname) == 0)
232 if (type == GRPQUOTA && strcmp(opt, grpname) == 0)
241 (void) sprintf(buf, "%s/%s.%s", fs->fs_file, qfname, qfextension[type]);
247 * Verify file system is mounted and not readonly.
251 register struct fstab *fs;
255 if (statfs(fs->fs_file, &fsbuf) < 0 ||
256 strcmp(fsbuf.f_mntonname, fs->fs_file) ||
257 strcmp(fsbuf.f_mntfromname, fs->fs_spec)) {
258 printf("%s: not mounted\n", fs->fs_file);
261 if (fsbuf.f_flags & MNT_RDONLY) {
262 printf("%s: mounted read-only\n", fs->fs_file);