Allow edquota(8) to be used for setting up quotas non-interactively (add a
new -e option for that). Feature requested by: Alex V. Belinsky <fozzy@kievweb.net.ua> MFC after: 1 month
This commit is contained in:
Maxim Sobolev
parent
7c2ffa8911
commit
b8b743d723
@ -48,11 +48,21 @@
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.Op Fl p Ar proto-username
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.Ar username ...
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.Nm
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.Op Fl u
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.Fl e Ar fspath Ns Op : Ns Ar bslim Ns Op : Ns Ar bhlim Ns Op : Ns Ar islim Ns Op : Ns Ar ihlim
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.Op Fl e Ar ...
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.Ar username ...
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.Nm
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.Fl g
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.Op Fl f Ar fspath
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.Op Fl p Ar proto-groupname
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.Ar groupname ...
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.Nm
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.Fl g
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.Fl e Ar fspath Ns Op : Ns Ar bslim Ns Op : Ns Ar bhlim Ns Op : Ns Ar islim Ns Op : Ns Ar ihlim
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.Op Fl e Ar ...
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.Ar groupname ...
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.Nm
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.Fl t
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.Op Fl u
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.Op Fl f Ar fspath
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@ -118,6 +128,34 @@ for easy setup of default quotas for a group of users.
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The uids in question do not have to be currently assigned in
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.Pa /etc/passwd .
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.Pp
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If one or more
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.Fl e Ar fspath Ns Op : Ns Ar bslim Ns Op : Ns Ar bhlim Ns Op : Ns Ar islim Ns Op : Ns Ar ihlim
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options are specified,
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.Nm
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will non-interactively set quotas defined by
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.Ar bslim ,
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.Ar bhlim ,
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.Ar islim and
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.Ar ihlim
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on each particular filesystem referenced by
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.Ar fspath .
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Here
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.Ar bslim
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is soft limit on number of blocks,
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.Ar bslim
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is hard limit on number of blocks,
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.Ar islim
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is soft limit on number of files and
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.Ar ihlim
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is hard limit on number of files.
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If any of the
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.Ar bslim ,
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.Ar bhlim ,
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.Ar islim and
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.Ar ihlim
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values are omitted, it is assumed to be zero, therefore
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indicating that no quota should be imposed.
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.Pp
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If invoked with the
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.Fl f
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option,
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@ -147,6 +185,13 @@ the
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.Fl g
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flag to specify a prototypical group
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to be duplicated among the listed set of groups.
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Similarly,
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.Fl e
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flag can be specified in conjunction with
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the
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.Fl g
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flag to non-interactively set-up quotas on the listed set
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of groups.
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.Pp
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Users are permitted to exceed their soft limits
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for a grace period that may be specified per filesystem.
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@ -101,12 +101,14 @@ int writeprivs(struct quotause *, int, char *, int);
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int
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main(int argc, char **argv)
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{
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register struct quotause *qup, *protoprivs, *curprivs;
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register long id, protoid;
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register int quotatype, tmpfd;
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register uid_t startuid, enduid;
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char *protoname, *cp, ch;
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int tflag = 0, pflag = 0;
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struct quotause *qup, *protoprivs, *curprivs;
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long id, protoid;
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long long lim;
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int i, quotatype, range, tmpfd;
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uid_t startuid, enduid;
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u_int32_t *limp;
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char *protoname, *cp, *oldoptarg, ch;
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int eflag = 0, tflag = 0, pflag = 0;
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char *fspath = NULL;
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char buf[30];
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@ -115,7 +117,8 @@ main(int argc, char **argv)
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if (getuid())
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errx(1, "permission denied");
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quotatype = USRQUOTA;
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while ((ch = getopt(argc, argv, "ugtf:p:")) != -1) {
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protoprivs = NULL;
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while ((ch = getopt(argc, argv, "ugtf:p:e:")) != -1) {
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switch(ch) {
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case 'f':
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fspath = optarg;
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@ -133,6 +136,61 @@ main(int argc, char **argv)
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case 't':
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tflag++;
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break;
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case 'e':
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if ((qup = malloc(sizeof(*qup))) == NULL)
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errx(2, "out of memory");
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bzero(qup, sizeof(*qup));
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i = 0;
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oldoptarg = optarg;
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for (cp = optarg; (cp = strsep(&optarg, ":")) != NULL;
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i++) {
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if (cp != oldoptarg)
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*(cp - 1) = ':';
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limp = NULL;
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switch (i) {
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case 0:
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strlcpy(qup->fsname, cp,
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sizeof(qup->fsname));
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break;
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case 1:
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limp = &qup->dqblk.dqb_bsoftlimit;
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break;
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case 2:
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limp = &qup->dqblk.dqb_bhardlimit;
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break;
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case 3:
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limp = &qup->dqblk.dqb_isoftlimit;
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break;
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case 4:
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limp = &qup->dqblk.dqb_ihardlimit;
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break;
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default:
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warnx("incorrect quota specification: "
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"%s", oldoptarg);
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usage();
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break; /* XXX: report an error */
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}
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if (limp != NULL) {
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lim = strtoll(cp, NULL, 10);
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if (lim < 0 || lim > UINT_MAX)
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errx(1, "invalid limit value: "
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"%lld", lim);
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*limp = (u_int32_t)lim;
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}
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}
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qup->dqblk.dqb_bsoftlimit =
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btodb((off_t)qup->dqblk.dqb_bsoftlimit * 1024);
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qup->dqblk.dqb_bhardlimit =
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btodb((off_t)qup->dqblk.dqb_bhardlimit * 1024);
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if (protoprivs == NULL) {
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protoprivs = curprivs = qup;
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} else {
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curprivs->next = qup;
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curprivs = qup;
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}
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eflag++;
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pflag++;
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break;
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default:
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usage();
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}
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@ -140,12 +198,14 @@ main(int argc, char **argv)
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argc -= optind;
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argv += optind;
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if (pflag) {
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if ((protoid = getentry(protoname, quotatype)) == -1)
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exit(1);
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protoprivs = getprivs(protoid, quotatype, fspath);
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for (qup = protoprivs; qup; qup = qup->next) {
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qup->dqblk.dqb_btime = 0;
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qup->dqblk.dqb_itime = 0;
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if (protoprivs == NULL) {
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if ((protoid = getentry(protoname, quotatype)) == -1)
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exit(1);
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protoprivs = getprivs(protoid, quotatype, fspath);
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for (qup = protoprivs; qup; qup = qup->next) {
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qup->dqblk.dqb_btime = 0;
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qup->dqblk.dqb_itime = 0;
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}
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}
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for (; argc-- > 0; argv++) {
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if (strspn(*argv, "0123456789-") == strlen(*argv) &&
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@ -157,18 +217,35 @@ main(int argc, char **argv)
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errx(1,
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"ending uid (%d) must be >= starting uid (%d) when using uid ranges",
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enduid, startuid);
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for ( ; startuid <= enduid; startuid++) {
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snprintf(buf, sizeof(buf), "%d",
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startuid);
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if ((id = getentry(buf, quotatype)) < 0)
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continue;
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putprivs(id, quotatype, protoprivs);
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}
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continue;
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range = 1;
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} else {
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startuid = enduid = 0;
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range = 0;
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}
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for ( ; startuid <= enduid; startuid++) {
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if (range)
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snprintf(buf, sizeof(buf), "%d",
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startuid);
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else
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snprintf(buf, sizeof(buf), "%s",
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*argv);
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if ((id = getentry(buf, quotatype)) < 0)
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continue;
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if (eflag) {
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for (qup = protoprivs; qup;
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qup = qup->next) {
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curprivs = getprivs(id,
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quotatype, qup->fsname);
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if (curprivs == NULL)
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continue;
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strcpy(qup->qfname,
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curprivs->qfname);
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strcpy(qup->fsname,
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curprivs->fsname);
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}
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}
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putprivs(id, quotatype, protoprivs);
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}
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if ((id = getentry(*argv, quotatype)) < 0)
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continue;
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putprivs(id, quotatype, protoprivs);
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}
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exit(0);
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}
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@ -203,9 +280,13 @@ main(int argc, char **argv)
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static void
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usage()
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{
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fprintf(stderr, "%s\n%s\n%s\n%s\n",
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fprintf(stderr, "%s\n%s\n%s\n%s\n%s\n%s\n%s\n%s\n",
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"usage: edquota [-u] [-f fspath] [-p username] username ...",
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" edquota [-u] -e fspath[:bslim[:bhlim[:islim[:ihlim]]]] [-e ...]",
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" username ...",
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" edquota -g [-f fspath] [-p groupname] groupname ...",
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" edquota -g -e fspath[:bslim[:bhlim[:islim[:ihlim]]]] [-e ...]",
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" groupname ...",
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" edquota [-u] -t [-f fspath]",
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" edquota -g -t [-f fspath]");
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exit(1);
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