1.\" Copyright (c) 2001 Mark R V Murray 2.\" All rights reserved. 3.\" 4.\" Redistribution and use in source and binary forms, with or without 5.\" modification, are permitted provided that the following conditions 6.\" are met: 7.\" 1. Redistributions of source code must retain the above copyright 8.\" notice, this list of conditions and the following disclaimer. 9.\" 2. Redistributions in binary form must reproduce the above copyright 10.\" notice, this list of conditions and the following disclaimer in the 11.\" documentation and/or other materials provided with the distribution. 12.\" 13.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 14.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 16.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 17.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 18.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 19.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 20.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 21.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 22.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 23.\" SUCH DAMAGE. 24.\" 25.Dd June 10, 2007 26.Dt PAM_NOLOGIN 8 27.Os 28.Sh NAME 29.Nm pam_nologin 30.Nd NoLogin PAM module 31.Sh SYNOPSIS 32.Op Ar service-name 33.Ar module-type 34.Ar control-flag 35.Pa pam_nologin 36.Op Ar options 37.Sh DESCRIPTION 38The NoLogin service module for PAM, 39.Nm 40provides functionality for only one PAM category: 41account management. 42In terms of the 43.Ar module-type 44parameter, this is the 45.Dq Li account 46feature. 47.Ss NoLogin Account Management Module 48The NoLogin account management component, 49.Fn pam_sm_acct_mgmt , 50verifies whether logins are administratively disabled via 51.Xr nologin 5 . 52It returns success if the user's login class has an "ignorenologin" 53capability specified in 54.Xr login.conf 5 55or the 56.Xr nologin 5 57file does not exist. 58If neither condition is met, 59then the contents of 60.Xr nologin 5 61are echoed 62before failure is returned. 63The location of 64.Xr nologin 5 65is specified by a "nologin" capability in 66.Xr login.conf 5 , 67which defaults to 68.Pa /var/run/nologin . 69.Pp 70The following options may be passed to the module: 71.Bl -tag -width ".Cm no_warn" 72.It Cm debug 73.Xr syslog 3 74debugging information at 75.Dv LOG_DEBUG 76level. 77.It Cm no_warn 78suppress warning messages to the user. 79These messages include 80reasons why the user's 81login attempt was declined. 82.El 83.Sh SEE ALSO 84.Xr syslog 3 , 85.Xr login.conf 5 , 86.Xr nologin 5 , 87.Xr pam.conf 5 , 88.Xr pam 3 89