NAME
umount.ecryptfs_private - eCryptfs private unmount helper.
SYNOPSIS
umount.ecryptfs_private [-f]
NOTE: This program will not clear the relevant keys from the user’s
keyring. For this reason, it is recommended that users use ecryptfs-
umount-private(1) instead!
OPTIONS
Options available for the umount.ecryptfs_private command:
-f Force the unmount, ignoring the value of the mount counter in
/tmp/ecryptfs-USERNAME-Private
DESCRIPTION
umount.ecryptfs_private is a mount helper utility for non-root users,
who ares members of ecryptfs group, to unmount a cryptographically
mounted private directory, ~/Private.
If, and only if:
- the private mount passphrase is in their kernel keyring, and
- the current user owns both ~/.Private and ~/Private, and
- ~/.Private is currently mounted on ~/Private
- the mount counter is 0 (counter is ignored if -f option is used)
This program will:
- unmount ~/Private
The only setuid operationis in this program are the call to umount and
updating /etc/mtab.
The system administrator can add the pam_ecryptfs.so module to the PAM
stack and automatically perform the unmount on logout. See
pam_ecryptfs(8).
FILES
~/.Private - underlying directory containing encrypted data
~/Private - mountpoint containing decrypted data (when mounted)
~/.ecryptfs/Private.sig - file containing signature of mountpoint
passphrase
/tmp/ecryptfs-USERNAME-Private - file containing the mount counter,
incremented on each mount, decremented on each unmount
SEE ALSO
ecryptfs(7), ecryptfs-setup-private(1), keyctl(1), mount(8),
mount.ecryptfs_private(1), pam_ecryptfs(8)
/usr/share/doc/ecryptfs-utils/ecryptfs-faq.html
http://launchpad.net/ecryptfs/
AUTHOR
This manpage and the umount.ecryptfs_private utility was written by
Dustin Kirkland <kirkland@canonical.com> for Ubuntu systems (but may be
used by others). Permission is granted to copy, distribute and/or
modify this document under the terms of the GNU General Public License,
Version 2 or any later version published by the Free Software
Foundation.
On Debian systems, the complete text of the GNU General Public License
can be found in /usr/share/common-licenses/GPL.