*
*/
-#include "config.h"
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
#include <unistd.h>
#include <sys/types.h>
#include <stdio.h>
#include <errno.h>
#include <fcntl.h>
#include <sys/mount.h>
-#include <sys/utsname.h>
#include <getopt.h>
#include <mntent.h>
#include <pwd.h>
#include "nls.h"
#include "mount_constants.h"
#include "nfs_paths.h"
+#include "nfs_mntent.h"
#include "nfs_mount.h"
#include "nfs4_mount.h"
#include "mount.h"
#include "error.h"
-#include "network.h"
#include "stropts.h"
+#include "version.h"
char *progname;
int nfs_mount_data_version;
{ "version", 0, 0, 'V' },
{ "read-write", 0, 0, 'w' },
{ "rw", 0, 0, 'w' },
- { "string", 0, 0, 'i' },
{ "options", 1, 0, 'o' },
{ NULL, 0, 0, 0 }
};
{ "diratime", 0, 1, MS_NODIRATIME }, /* Update dir access times */
{ "nodiratime", 0, 0, MS_NODIRATIME },/* Do not update dir access times */
#endif
+#ifdef MS_RELATIME
+ { "relatime", 0, 0, MS_RELATIME }, /* Update access times relative to
+ mtime/ctime */
+ { "norelatime", 0, 1, MS_RELATIME }, /* Update access time without regard
+ to mtime/ctime */
+#endif
+ { "noquota", 0, 0, MS_DUMMY }, /* Don't enforce quota */
+ { "quota", 0, 0, MS_DUMMY }, /* Enforce user quota */
+ { "usrquota", 0, 0, MS_DUMMY }, /* Enforce user quota */
+ { "grpquota", 0, 0, MS_DUMMY }, /* Enforce group quota */
{ NULL, 0, 0, 0 }
};
-#define MAKE_VERSION(p,q,r) (65536 * (p) + 256 * (q) + (r))
-
-int linux_version_code(void)
-{
- struct utsname my_utsname;
- int p, q, r;
-
- if (uname(&my_utsname) == 0) {
- p = atoi(strtok(my_utsname.release, "."));
- q = atoi(strtok(NULL, "."));
- r = atoi(strtok(NULL, "."));
- return MAKE_VERSION(p,q,r);
- }
- return 0;
-}
+static void parse_opts(const char *options, int *flags, char **extra_opts);
/*
* Choose the version of the nfs_mount_data structure that is appropriate
}
if (nfs_mount_data_version > NFS_MOUNT_VERSION)
nfs_mount_data_version = NFS_MOUNT_VERSION;
+ else
+ if (kernel_version > MAKE_VERSION(2, 6, 22))
+ string++;
}
static void print_one(char *spec, char *node, char *type, char *opts)
return new_opts;
}
+/* Create mtab with a root entry. */
+static void
+create_mtab (void) {
+ struct mntentchn *fstab;
+ struct mntent mnt;
+ int flags;
+ mntFILE *mfp;
+
+ lock_mtab();
+
+ mfp = nfs_setmntent (MOUNTED, "a+");
+ if (mfp == NULL || mfp->mntent_fp == NULL) {
+ int errsv = errno;
+ die (EX_FILEIO, _("mount: can't open %s for writing: %s"),
+ MOUNTED, strerror (errsv));
+ }
+
+ /* Find the root entry by looking it up in fstab */
+ if ((fstab = getfsfile ("/")) || (fstab = getfsfile ("root"))) {
+ char *extra_opts;
+ parse_opts (fstab->m.mnt_opts, &flags, &extra_opts);
+ mnt.mnt_dir = "/";
+ mnt.mnt_fsname = xstrdup(fstab->m.mnt_fsname);
+ mnt.mnt_type = fstab->m.mnt_type;
+ mnt.mnt_opts = fix_opts_string (flags, extra_opts);
+ mnt.mnt_freq = mnt.mnt_passno = 0;
+ free(extra_opts);
+
+ if (nfs_addmntent (mfp, &mnt) == 1) {
+ int errsv = errno;
+ die (EX_FILEIO, _("mount: error writing %s: %s"),
+ _PATH_MOUNTED, strerror (errsv));
+ }
+ }
+ if (fchmod (fileno (mfp->mntent_fp), 0644) < 0)
+ if (errno != EROFS) {
+ int errsv = errno;
+ die (EX_FILEIO,
+ _("mount: error changing mode of %s: %s"),
+ _PATH_MOUNTED, strerror (errsv));
+ }
+ nfs_endmntent (mfp);
+
+ unlock_mtab();
+
+ reset_mtab_info();
+}
+
static int add_mtab(char *spec, char *mount_point, char *fstype,
int flags, char *opts, int freq, int pass)
{
struct mntent ment;
- FILE *mtab;
- int result = EX_FILEIO;
+ int result = EX_SUCCESS;
ment.mnt_fsname = spec;
ment.mnt_dir = mount_point;
ment.mnt_freq = freq;
ment.mnt_passno = pass;
- if (flags & MS_REMOUNT) {
- update_mtab(ment.mnt_dir, &ment);
- free(ment.mnt_opts);
- return EX_SUCCESS;
- }
-
- lock_mtab();
-
- if ((mtab = setmntent(MOUNTED, "a+")) == NULL) {
- unlock_mtab();
- nfs_error(_("Can't open mtab: %s"),
- strerror(errno));
- goto fail_unlock;
+ if (!nomtab && mtab_does_not_exist()) {
+ if (verbose > 1)
+ printf(_("mount: no %s found - creating it..\n"),
+ MOUNTED);
+ create_mtab ();
}
- if (addmntent(mtab, &ment) == 1) {
- nfs_error(_("Can't write mount entry to mtab: %s"),
- strerror(errno));
- goto fail_close;
- }
-
- if (fchmod(fileno(mtab), 0644) == -1) {
- nfs_error(_("Can't set permissions on mtab: %s"),
- strerror(errno));
- goto fail_close;
+ if (!nomtab && mtab_is_writable()) {
+ if (flags & MS_REMOUNT)
+ update_mtab(ment.mnt_dir, &ment);
+ else {
+ mntFILE *mtab;
+
+ lock_mtab();
+ mtab = nfs_setmntent(MOUNTED, "a+");
+ if (mtab == NULL || mtab->mntent_fp == NULL) {
+ nfs_error(_("Can't open mtab: %s"),
+ strerror(errno));
+ result = EX_FILEIO;
+ } else {
+ if (nfs_addmntent(mtab, &ment) == 1) {
+ nfs_error(_("Can't write mount entry to mtab: %s"),
+ strerror(errno));
+ result = EX_FILEIO;
+ }
+ }
+ nfs_endmntent(mtab);
+ unlock_mtab();
+ }
}
- result = EX_SUCCESS;
-
-fail_close:
- endmntent(mtab);
-fail_unlock:
- unlock_mtab();
free(ment.mnt_opts);
return result;
printf(_("\t-f\t\tFake mount, do not actually mount\n"));
printf(_("\t-n\t\tDo not update /etc/mtab\n"));
printf(_("\t-s\t\tTolerate sloppy mount options rather than fail\n"));
- printf(_("\t-i\t\tPass mount options to the kernel via a string\n"));
printf(_("\t-h\t\tPrint this help\n"));
printf(_("\tnfsoptions\tRefer to mount.nfs(8) or nfs(5)\n\n"));
}
if (!fake)
print_one(spec, mount_point, fs_type, mount_opts);
- if (!nomtab)
- ret = add_mtab(spec, mount_point, fs_type, flags, *extra_opts,
- 0, 0 /* these are always zero for NFS */ );
+ ret = add_mtab(spec, mount_point, fs_type, flags, *extra_opts,
+ 0, 0 /* these are always zero for NFS */ );
return ret;
}
mount_point = argv[2];
argv[2] = argv[0]; /* so that getopt error messages are correct */
- while ((c = getopt_long(argc - 2, argv + 2, "rvVwfno:hsi",
+ while ((c = getopt_long(argc - 2, argv + 2, "rvVwfno:hs",
longopts, NULL)) != -1) {
switch (c) {
case 'r':
case 's':
++sloppy;
break;
- case 'i':
- if (linux_version_code() < MAKE_VERSION(2, 6, 23)) {
- nfs_error(_("%s: Passing mount options via a"
- " string is unsupported by this"
- " kernel\n"), progname);
- goto out_usage;
- }
- if (uid != 0) {
- nfs_error(_("%s: -i option is restricted to 'root'\n"),
- progname);
- goto out_usage;
- }
- ++string;
- break;
case 'h':
default:
mount_usage();
mnt_err = EX_USAGE;
goto out;
}
+
+ if (geteuid() != 0) {
+ nfs_error(_("%s: not installed setuid - "
+ "\"user\" NFS mounts not supported."), progname);
+ exit(EX_FAIL);
+ }
}
if (chk_mountpoint(mount_point)) {