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mount: if we mount //host/xxx, add ip=IPADDR to options

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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2009-12-15 01:28:59 +01:00
parent d7171c1140
commit 4e60f304d4
1 changed files with 20 additions and 30 deletions
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50
util-linux/mount.c
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@ -1639,52 +1639,42 @@ static int singlemount(struct mntent *mp, int ignore_busy)
&& (mp->mnt_fsname[0] == '/' || mp->mnt_fsname[0] == '\\')
&& mp->mnt_fsname[0] == mp->mnt_fsname[1]
) {
#if 0 /* reported to break things */
int len;
char c;
len_and_sockaddr *lsa;
char *ip, *dotted;
char *s;
char *ip, *dotted, *s;
// Replace '/' with '\' and verify that unc points to "//server/share".
for (s = mp->mnt_fsname; *s; ++s)
if (*s == '/') *s = '\\';
// Get server IP
s = strrchr(mp->mnt_fsname, '\\');
if (s <= mp->mnt_fsname+1)
s = mp->mnt_fsname + 2;
len = strcspn(s, "/\\");
s += len; // points after hostname
if (len == 0 || *s == '\0')
goto report_error;
c = *s;
*s = '\0';
lsa = host2sockaddr(mp->mnt_fsname+2, 0);
*s = '\\';
lsa = host2sockaddr(s, 0);
*s = c;
if (!lsa)
goto report_error;
// Insert ip=... option into string flags.
// Insert "ip=..." option into options
dotted = xmalloc_sockaddr2dotted_noport(&lsa->u.sa);
if (ENABLE_FEATURE_CLEAN_UP) free(lsa);
ip = xasprintf("ip=%s", dotted);
if (ENABLE_FEATURE_CLEAN_UP) free(dotted);
parse_mount_options(ip, &filteropts);
if (ENABLE_FEATURE_CLEAN_UP) free(ip);
// Compose new unc '\\server-ip\share'
// (s => slash after hostname)
mp->mnt_fsname = xasprintf("\\\\%s%s", dotted, s);
#endif
// Lock is required [why?]
// "-o mand" is required [why?]
vfsflags |= MS_MANDLOCK;
mp->mnt_type = (char*)"cifs";
rc = mount_it_now(mp, vfsflags, filteropts);
#if 0
if (ENABLE_FEATURE_CLEAN_UP) {
free(mp->mnt_fsname);
free(ip);
free(dotted);
free(lsa);
}
#endif
goto report_error;
}
// Might this be an NFS filesystem?
if (ENABLE_FEATURE_MOUNT_NFS
&& (!mp->mnt_type || !strcmp(mp->mnt_type, "nfs"))
&& (!mp->mnt_type || strcmp(mp->mnt_type, "nfs") == 0)
&& strchr(mp->mnt_fsname, ':') != NULL
) {
rc = nfsmount(mp, vfsflags, filteropts);
@ -1702,7 +1692,7 @@ static int singlemount(struct mntent *mp, int ignore_busy)
if (ENABLE_FEATURE_MOUNT_LOOP && S_ISREG(st.st_mode)) {
loopFile = bb_simplify_path(mp->mnt_fsname);
mp->mnt_fsname = NULL; // will receive malloced loop dev name
if (set_loop(&(mp->mnt_fsname), loopFile, 0) < 0) {
if (set_loop(&mp->mnt_fsname, loopFile, 0) < 0) {
if (errno == EPERM || errno == EACCES)
bb_error_msg(bb_msg_perm_denied_are_you_root);
else
@ -1870,9 +1860,9 @@ int mount_main(int argc UNUSED_PARAM, char **argv)
{
// Don't show rootfs. FIXME: why??
// util-linux 2.12a happily shows rootfs...
//if (!strcmp(mtpair->mnt_fsname, "rootfs")) continue;
//if (strcmp(mtpair->mnt_fsname, "rootfs") == 0) continue;
if (!fstype || !strcmp(mtpair->mnt_type, fstype))
if (!fstype || strcmp(mtpair->mnt_type, fstype) == 0)
printf("%s on %s type %s (%s)\n", mtpair->mnt_fsname,
mtpair->mnt_dir, mtpair->mnt_type,
mtpair->mnt_opts);