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PAM_UMASK
Section: Linux\-PAM Manual (8)
Updated: 07/08/2010
Index
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pam_umask - PAM module to set the file mode creation mask
Synopsis
-
pam_umask.so [debug] [silent] [usergroups] [umask=mask]
DESCRIPTION
pam_umask is a PAM module to set the file mode creation mask of the current environment. The umask affects the default permissions assigned to newly created files.
The PAM module tries to get the umask value from the following places in the following order:
-
*
umask= argument
-
*
umask= entry of the users GECOS field
-
*
pri= entry of the users GECOS field
-
*
ulimit= entry of the users GECOS field
-
*
UMASK= entry from /etc/default/login
-
*
UMASK entry from /etc/login.defs
OPTIONS
debug
-
Print debug information.
silent
-
Don't print informative messages.
usergroups
-
If the user is not root and the username is the same as primary group name, the umask group bits are set to be the same as owner bits (examples: 022 -> 002, 077 -> 007).
umask=mask
-
Sets the calling process's file mode creation mask (umask) to
mask
& 0777. The value is interpreted as Octal.
MODULE TYPES PROVIDED
Only the
session
type is provided.
RETURN VALUES
PAM_SUCCESS
-
The new umask was set successfully.
PAM_SERVICE_ERR
-
No username was given.
PAM_USER_UNKNOWN
-
User not known.
EXAMPLES
Add the following line to
FC/etc/pam.d/loginF[]
to set the user specific umask at login:
-
session optional pam_umask.so umask=0022
SEE ALSO
pam.conf(5),
pam.d(5),
pam(8)
AUTHOR
pam_umask was written by Thorsten Kukuk <kukuk@thkukuk.de>.
Index
- Synopsis
-
- DESCRIPTION
-
- OPTIONS
-
- MODULE TYPES PROVIDED
-
- RETURN VALUES
-
- EXAMPLES
-
- SEE ALSO
-
- AUTHOR
-
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