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PAM_CHROOT(8) NetBSD System Manager's Manual PAM_CHROOT(8)
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pam_chroot -- Chroot PAM module
[service-name] module-type control-flag pam_chroot [arguments]
The chroot service module for PAM chroots users into either a predeter-
mined directory or one derived from their home directory. If a user's
home directory as specified in the passwd structure returned by
getpwnam(3) contains the string ``/./'', the portion of the directory
name to the left of that string is used as the chroot directory, and the
portion to the right will be the current working directory inside the
chroot tree. Otherwise, the directories specified by the dir and cwd
options (see below) are used.
also_root Do not hold user ID 0 exempt from the chroot requirement.
always Report a failure if a chroot directory could not be derived
from the user's home directory, and the dir option was not
Specify the directory to chdir(2) into after a successful
Specify the chroot directory to use if one could not be
derived from the user's home directory.
The pam_chroot module and this manual page were developed for the FreeBSD
Project by ThinkSec AS and NAI Labs, the Security Research Division of
Network Associates, Inc. under DARPA/SPAWAR contract N66001-01-C-8035
(``CBOSS''), as part of the DARPA CHATS research program.
NetBSD 8.0 February 10, 2003 NetBSD 8.0