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-rw-r--r--quotaon.c220
1 files changed, 116 insertions, 104 deletions
diff --git a/quotaon.c b/quotaon.c
index 51b107e..38f1a41 100644
--- a/quotaon.c
+++ b/quotaon.c
@@ -32,10 +32,6 @@
* SUCH DAMAGE.
*/
-#ident "$Copyright: (c) 1980, 1990 Regents of the University of California $"
-#ident "$Copyright: All rights reserved. $"
-#ident "$Id: quotaon.c,v 1.26 2008/12/17 12:40:07 jkar8572 Exp $"
-
/*
* Turn quota on/off for a filesystem.
*/
@@ -148,73 +144,37 @@ static void parse_options(int argcnt, char **argstr)
}
/*
- * For both VFS quota formats, need to pass in the quota file;
- * for XFS quota manager, pass on the -x command line option.
+ * Enable/disable rsquash on given filesystem
*/
-static int newstate(struct mntent *mnt, int type, char *extra)
+static int quotarsquashonoff(const char *quotadev, int type, int flags)
{
- int sflags, ret = 0, usefmt;
- newstate_t *statefunc;
+#if defined(MNTOPT_RSQUASH)
+ int ret;
- sflags = flags & FL_OFF ? STATEFLAG_OFF : STATEFLAG_ON;
- if (flags & FL_VERBOSE)
- sflags |= STATEFLAG_VERBOSE;
- if (flags & FL_ALL)
- sflags |= STATEFLAG_ALL;
+ if (kernel_iface == IFACE_GENERIC) {
+ int qcmd = QCMD(Q_SETINFO, type);
+ struct if_dqinfo info;
- if (!strcmp(mnt->mnt_type, MNTTYPE_XFS)) { /* XFS filesystem has special handling... */
- if (!(kernel_formats & (1 << QF_XFS))) {
- errstr(_("Cannot change state of XFS quota. It's not compiled in kernel.\n"));
- return 1;
- }
- if (kernel_formats & (1 << QF_XFS) &&
- ((flags & FL_OFF && (kern_quota_on(mnt->mnt_fsname, USRQUOTA, 1 << QF_XFS)
- || kern_quota_on(mnt->mnt_fsname, GRPQUOTA, 1 << QF_XFS)))
- || (!(flags & FL_OFF) && kern_quota_on(mnt->mnt_fsname, type, 1 << QF_XFS))))
- ret = xfs_newstate(mnt, type, extra, sflags);
- }
- else if (meta_qf_fstype(mnt->mnt_type)) {
- if (!hasquota(mnt, type, 0))
- return 0;
- /* Must be non-empty because empty path is always invalid. */
- ret = v2_newstate(mnt, type, ".", sflags);
+ info.dqi_flags = V1_DQF_RSQUASH;
+ info.dqi_valid = IIF_FLAGS;
+ ret = quotactl(qcmd, quotadev, 0, (void *)&info);
}
else {
- if (!hasquota(mnt, type, 0))
- return 0;
- usefmt = get_qf_name(mnt, type, fmt == -1 ? kernel_formats : (1 << fmt), NF_FORMAT, &extra);
- if (usefmt < 0) {
- errstr(_("Cannot find quota file on %s [%s] to turn quotas on/off.\n"), mnt->mnt_dir, mnt->mnt_fsname);
- return 1;
- }
- statefunc = (usefmt == QF_VFSV0) ? v2_newstate : v1_newstate;
- ret = statefunc(mnt, type, extra, sflags);
- free(extra);
- }
- return ret;
-}
-
-/* Print state of quota (on/off) */
-static int print_state(struct mntent *mnt, int type)
-{
- int on = 0;
+ int mode = (flags & STATEFLAG_OFF) ? 0 : 1;
+ int qcmd = QCMD(Q_V1_RSQUASH, type);
- if (!strcmp(mnt->mnt_type, MNTTYPE_XFS)) {
- if (kernel_formats & (1 << QF_XFS))
- on = kern_quota_on(mnt->mnt_fsname, type, 1 << QF_XFS) != -1;
+ ret = quotactl(qcmd, quotadev, 0, (void *)&mode);
}
- else if (kernel_iface == IFACE_GENERIC)
- /* PSz 28 Apr 04 Have V0 and OLD set, try both */
- on = kern_quota_on(mnt->mnt_fsname, type, kernel_formats) != -1;
- else if (kernel_formats & (1 << QF_VFSV0))
- on = kern_quota_on(mnt->mnt_fsname, type, 1 << QF_VFSV0) != -1;
- else if (kernel_formats & (1 << QF_VFSOLD))
- on = kern_quota_on(mnt->mnt_fsname, type, 1 << QF_VFSOLD) != -1;
-
- printf(_("%s quota on %s (%s) is %s\n"), type2name(type), mnt->mnt_dir, mnt->mnt_fsname,
- on ? _("on") : _("off"));
-
- return on;
+ if (ret < 0) {
+ errstr(_("set root_squash on %s: %s\n"), quotadev, strerror(errno));
+ return 1;
+ }
+ if ((flags & STATEFLAG_VERBOSE) && (flags & STATEFLAG_OFF))
+ printf(_("%s: %s root_squash turned off\n"), quotadev, type2name(type));
+ else if ((flags & STATEFLAG_VERBOSE) && (flags & STATEFLAG_ON))
+ printf(_("%s: %s root_squash turned on\n"), quotadev, type2name(type));
+#endif
+ return 0;
}
/*
@@ -262,43 +222,9 @@ static int quotaonoff(char *quotadev, char *quotadir, char *quotafile, int type,
}
/*
- * Enable/disable rsquash on given filesystem
- */
-static int quotarsquashonoff(const char *quotadev, int type, int flags)
-{
-#if defined(MNTOPT_RSQUASH)
- int ret;
-
- if (kernel_iface == IFACE_GENERIC) {
- int qcmd = QCMD(Q_SETINFO, type);
- struct if_dqinfo info;
-
- info.dqi_flags = V1_DQF_RSQUASH;
- info.dqi_valid = IIF_FLAGS;
- ret = quotactl(qcmd, quotadev, 0, (void *)&info);
- }
- else {
- int mode = (flags & STATEFLAG_OFF) ? 0 : 1;
- int qcmd = QCMD(Q_V1_RSQUASH, type);
-
- ret = quotactl(qcmd, quotadev, 0, (void *)&mode);
- }
- if (ret < 0) {
- errstr(_("set root_squash on %s: %s\n"), quotadev, strerror(errno));
- return 1;
- }
- if ((flags & STATEFLAG_VERBOSE) && (flags & STATEFLAG_OFF))
- printf(_("%s: %s root_squash turned off\n"), quotadev, type2name(type));
- else if ((flags & STATEFLAG_VERBOSE) && (flags & STATEFLAG_ON))
- printf(_("%s: %s root_squash turned on\n"), quotadev, type2name(type));
-#endif
- return 0;
-}
-
-/*
* Enable/disable quota/rootsquash on given filesystem (version 1)
*/
-int v1_newstate(struct mntent *mnt, int type, char *file, int flags)
+static int v1_newstate(struct mntent *mnt, int type, char *file, int flags, int fmt)
{
int errs = 0;
const char *dev = get_device_name(mnt->mnt_fsname);
@@ -316,22 +242,108 @@ int v1_newstate(struct mntent *mnt, int type, char *file, int flags)
}
/*
- * Enable/disable quota on given filesystem (version 2 quota)
+ * Enable/disable quota on given filesystem (generic VFS quota)
*/
-int v2_newstate(struct mntent *mnt, int type, char *file, int flags)
+static int v2_newstate(struct mntent *mnt, int type, char *file, int flags, int fmt)
{
const char *dev = get_device_name(mnt->mnt_fsname);
int errs = 0;
if (!dev)
return 1;
-
if (hasquota(mnt, type, 0))
- errs = quotaonoff((char *)dev, mnt->mnt_dir, file, type, QF_VFSV0, flags);
+ errs = quotaonoff((char *)dev, mnt->mnt_dir, file, type, fmt, flags);
free((char *)dev);
return errs;
}
+/*
+ * For both VFS quota formats, need to pass in the quota file;
+ * for XFS quota manager, pass on the -x command line option.
+ */
+static int newstate(struct mntent *mnt, int type, char *extra)
+{
+ int sflags, ret = 0;
+
+ sflags = flags & FL_OFF ? STATEFLAG_OFF : STATEFLAG_ON;
+ if (flags & FL_VERBOSE)
+ sflags |= STATEFLAG_VERBOSE;
+ if (flags & FL_ALL)
+ sflags |= STATEFLAG_ALL;
+
+ if (!strcmp(mnt->mnt_type, MNTTYPE_XFS)) { /* XFS filesystem has special handling... */
+ if (!kern_qfmt_supp(QF_XFS)) {
+ errstr(_("Cannot change state of XFS quota. It's not compiled in kernel.\n"));
+ return 1;
+ }
+ if ((flags & FL_OFF && (kern_quota_on(mnt->mnt_fsname, USRQUOTA, QF_XFS) != -1
+ || kern_quota_on(mnt->mnt_fsname, GRPQUOTA, QF_XFS) != -1))
+ || (!(flags & FL_OFF) && kern_quota_on(mnt->mnt_fsname, type, QF_XFS) == -1))
+ ret = xfs_newstate(mnt, type, extra, sflags);
+ }
+ else if (meta_qf_fstype(mnt->mnt_type)) {
+ if (!hasquota(mnt, type, 0))
+ return 0;
+ /* Must be non-empty because empty path is always invalid. */
+ ret = v2_newstate(mnt, type, ".", sflags, QF_VFSV0);
+ }
+ else {
+ int usefmt;
+
+ if (!hasquota(mnt, type, 0))
+ return 0;
+ if (fmt == -1) {
+ if (get_qf_name(mnt, type, QF_VFSV0,
+ NF_FORMAT, &extra) >= 0)
+ usefmt = QF_VFSV0;
+ else if (get_qf_name(mnt, type, QF_VFSV1,
+ NF_FORMAT, &extra) >= 0)
+ usefmt = QF_VFSV1;
+ else if (get_qf_name(mnt, type, QF_VFSOLD,
+ NF_FORMAT, &extra) >= 0)
+ usefmt = QF_VFSOLD;
+ else {
+ errstr(_("Cannot find quota file on %s [%s] to turn quotas on/off.\n"), mnt->mnt_dir, mnt->mnt_fsname);
+ return 1;
+ }
+ } else {
+ if (get_qf_name(mnt, type, fmt, NF_FORMAT, &extra) < 0) {
+ errstr(_("Quota file on %s [%s] does not exist or has wrong format.\n"), mnt->mnt_dir, mnt->mnt_fsname);
+ return 1;
+ }
+ usefmt = fmt;
+ }
+ if (is_tree_qfmt(usefmt))
+ ret = v2_newstate(mnt, type, extra, sflags, usefmt);
+ else
+ ret = v1_newstate(mnt, type, extra, sflags, QF_VFSOLD);
+ free(extra);
+ }
+ return ret;
+}
+
+/* Print state of quota (on/off) */
+static int print_state(struct mntent *mnt, int type)
+{
+ int on = 0;
+
+ if (!strcmp(mnt->mnt_type, MNTTYPE_XFS)) {
+ if (kern_qfmt_supp(QF_XFS))
+ on = kern_quota_on(mnt->mnt_fsname, type, QF_XFS) != -1;
+ }
+ else if (kernel_iface == IFACE_GENERIC)
+ on = kern_quota_on(mnt->mnt_fsname, type, -1) != -1;
+ else if (kern_qfmt_supp(QF_VFSV0))
+ on = kern_quota_on(mnt->mnt_fsname, type, QF_VFSV0) != -1;
+ else if (kern_qfmt_supp(QF_VFSOLD))
+ on = kern_quota_on(mnt->mnt_fsname, type, QF_VFSOLD) != -1;
+
+ printf(_("%s quota on %s (%s) is %s\n"), type2name(type), mnt->mnt_dir, mnt->mnt_fsname,
+ on ? _("on") : _("off"));
+
+ return on;
+}
+
int main(int argc, char **argv)
{
struct mntent *mnt;
@@ -348,9 +360,9 @@ int main(int argc, char **argv)
parse_options(argc, argv);
init_kernel_interface();
- if (fmt != -1 && !(kernel_formats & (1 << fmt)))
+ if (fmt != -1 && !kern_qfmt_supp(fmt))
die(1, _("Required format %s not supported by kernel.\n"), fmt2name(fmt));
- else if (!kernel_formats)
+ else if (!kern_qfmt_supp(-1))
errstr(_("Warning: No quota format detected in the kernel.\n"));
if (init_mounts_scan(mntcnt, mntpoints, MS_XFS_DISABLED | MS_LOCALONLY) < 0)
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-01 01:06:18 +0000