2 .\" Copyright (c) 2003 Networks Associates Technology, Inc.
3 .\" All rights reserved.
5 .\" Portions of this software were developed for the FreeBSD Project by
6 .\" ThinkSec AS and NAI Labs, the Security Research Division of Network
7 .\" Associates, Inc. under DARPA/SPAWAR contract N66001-01-C-8035
8 .\" ("CBOSS"), as part of the DARPA CHATS research program.
10 .\" Redistribution and use in source and binary forms, with or without
11 .\" modification, are permitted provided that the following conditions
13 .\" 1. Redistributions of source code must retain the above copyright
14 .\" notice, this list of conditions and the following disclaimer.
15 .\" 2. Redistributions in binary form must reproduce the above copyright
16 .\" notice, this list of conditions and the following disclaimer in the
17 .\" documentation and/or other materials provided with the distribution.
18 .\" 3. The name of the author may not be used to endorse or promote
19 .\" products derived from this software without specific prior written
22 .\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
23 .\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 .\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 .\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
26 .\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 .\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 .\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 .\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 .\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 .\" $FreeBSD: src/lib/libpam/modules/pam_chroot/pam_chroot.8,v 1.4 2004/07/02 23:52:16 ru Exp $
49 The chroot service module for PAM chroots users into either a
50 predetermined directory or one derived from their home directory.
51 If a user's home directory as specified in the
57 the portion of the directory name to the left of that string is used
58 as the chroot directory, and the portion to the right will be the
59 current working directory inside the chroot tree.
60 Otherwise, the directories specified by the
64 options (see below) are used.
65 .Bl -tag -width ".Cm also_root"
67 Do not hold user ID 0 exempt from the chroot requirement.
69 Report a failure if a chroot directory could not be derived from the
70 user's home directory, and the
72 option was not specified.
73 .It Cm cwd Ns = Ns Ar directory
74 Specify the directory to
76 into after a successful
79 .It Cm dir Ns = Ns Ar directory
80 Specify the chroot directory to use if one could not be derived from
81 the user's home directory.
89 module and this manual page were developed for the
92 ThinkSec AS and NAI Labs, the Security Research Division of Network
93 Associates, Inc.\& under DARPA/SPAWAR contract N66001-01-C-8035
95 as part of the DARPA CHATS research program.