diff options
Diffstat (limited to 'modules/pam_securetty/pam_securetty.8')
| -rw-r--r-- | modules/pam_securetty/pam_securetty.8 | 196 |
1 files changed, 19 insertions, 177 deletions
diff --git a/modules/pam_securetty/pam_securetty.8 b/modules/pam_securetty/pam_securetty.8 index 33b24cc..50f22bb 100644 --- a/modules/pam_securetty/pam_securetty.8 +++ b/modules/pam_securetty/pam_securetty.8 @@ -1,161 +1,22 @@ +'\" t .\" Title: pam_securetty .\" Author: [see the "AUTHOR" section] -.\" Generator: DocBook XSL Stylesheets v1.74.0 <http://docbook.sf.net/> -.\" Date: 08/17/2012 +.\" Generator: DocBook XSL Stylesheets v1.78.1 <http://docbook.sf.net/> +.\" Date: 06/22/2015 .\" Manual: Linux-PAM Manual .\" Source: Linux-PAM Manual .\" Language: English .\" -.TH "PAM_SECURETTY" "8" "08/17/2012" "Linux-PAM Manual" "Linux\-PAM Manual" +.TH "PAM_SECURETTY" "8" "06/22/2015" "Linux-PAM Manual" "Linux\-PAM Manual" .\" ----------------------------------------------------------------- -.\" * (re)Define some macros +.\" * Define some portability stuff .\" ----------------------------------------------------------------- .\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -.\" toupper - uppercase a string (locale-aware) +.\" http://bugs.debian.org/507673 +.\" http://lists.gnu.org/archive/html/groff/2009-02/msg00013.html .\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -.de toupper -.tr aAbBcCdDeEfFgGhHiIjJkKlLmMnNoOpPqQrRsStTuUvVwWxXyYzZ -\\$* -.tr aabbccddeeffgghhiijjkkllmmnnooppqqrrssttuuvvwwxxyyzz -.. -.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -.\" SH-xref - format a cross-reference to an SH section -.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -.de SH-xref -.ie n \{\ -.\} -.toupper \\$* -.el \{\ -\\$* -.\} -.. -.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -.\" SH - level-one heading that works better for non-TTY output -.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -.de1 SH -.\" put an extra blank line of space above the head in non-TTY output -.if t \{\ -.sp 1 -.\} -.sp \\n[PD]u -.nr an-level 1 -.set-an-margin -.nr an-prevailing-indent \\n[IN] -.fi -.in \\n[an-margin]u -.ti 0 -.HTML-TAG ".NH \\n[an-level]" -.it 1 an-trap -.nr an-no-space-flag 1 -.nr an-break-flag 1 -\." make the size of the head bigger -.ps +3 -.ft B -.ne (2v + 1u) -.ie n \{\ -.\" if n (TTY output), use uppercase -.toupper \\$* -.\} -.el \{\ -.nr an-break-flag 0 -.\" if not n (not TTY), use normal case (not uppercase) -\\$1 -.in \\n[an-margin]u -.ti 0 -.\" if not n (not TTY), put a border/line under subheading -.sp -.6 -\l'\n(.lu' -.\} -.. -.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -.\" SS - level-two heading that works better for non-TTY output -.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -.de1 SS -.sp \\n[PD]u -.nr an-level 1 -.set-an-margin -.nr an-prevailing-indent \\n[IN] -.fi -.in \\n[IN]u -.ti \\n[SN]u -.it 1 an-trap -.nr an-no-space-flag 1 -.nr an-break-flag 1 -.ps \\n[PS-SS]u -\." make the size of the head bigger -.ps +2 -.ft B -.ne (2v + 1u) -.if \\n[.$] \&\\$* -.. -.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -.\" BB/BE - put background/screen (filled box) around block of text -.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -.de BB -.if t \{\ -.sp -.5 -.br -.in +2n -.ll -2n -.gcolor red -.di BX -.\} -.. -.de EB -.if t \{\ -.if "\\$2"adjust-for-leading-newline" \{\ -.sp -1 -.\} -.br -.di -.in -.ll -.gcolor -.nr BW \\n(.lu-\\n(.i -.nr BH \\n(dn+.5v -.ne \\n(BHu+.5v -.ie "\\$2"adjust-for-leading-newline" \{\ -\M[\\$1]\h'1n'\v'+.5v'\D'P \\n(BWu 0 0 \\n(BHu -\\n(BWu 0 0 -\\n(BHu'\M[] -.\} -.el \{\ -\M[\\$1]\h'1n'\v'-.5v'\D'P \\n(BWu 0 0 \\n(BHu -\\n(BWu 0 0 -\\n(BHu'\M[] -.\} -.in 0 -.sp -.5v -.nf -.BX -.in -.sp .5v -.fi -.\} -.. -.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -.\" BM/EM - put colored marker in margin next to block of text -.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -.de BM -.if t \{\ -.br -.ll -2n -.gcolor red -.di BX -.\} -.. -.de EM -.if t \{\ -.br -.di -.ll -.gcolor -.nr BH \\n(dn -.ne \\n(BHu -\M[\\$1]\D'P -.75n 0 0 \\n(BHu -(\\n[.i]u - \\n(INu - .75n) 0 0 -\\n(BHu'\M[] -.in 0 -.nf -.BX -.in -.fi -.\} -.. +.ie \n(.g .ds Aq \(aq +.el .ds Aq ' .\" ----------------------------------------------------------------- .\" * set default formatting .\" ----------------------------------------------------------------- @@ -166,22 +27,20 @@ .\" ----------------------------------------------------------------- .\" * MAIN CONTENT STARTS HERE * .\" ----------------------------------------------------------------- -.SH "Name" +.SH "NAME" pam_securetty \- Limit root login to special devices -.SH "Synopsis" -.fam C +.SH "SYNOPSIS" .HP \w'\fBpam_securetty\&.so\fR\ 'u \fBpam_securetty\&.so\fR [debug] -.fam .SH "DESCRIPTION" .PP pam_securetty is a PAM module that allows root logins only if the user is logging in on a "secure" tty, as defined by the listing in -\FC/etc/securetty\F[]\&. pam_securetty also checks to make sure that -\FC/etc/securetty\F[] +/etc/securetty\&. pam_securetty also checks to make sure that +/etc/securetty is a plain file and not world writable\&. It will also allow root logins on the tty specified with \fBconsole=\fR switch on the kernel command line and on ttys from the -\FC/sys/class/tty/console/active\F[]\&. +/sys/class/tty/console/active\&. .PP This module has no effect on non\-root users and requires that the application fills in the \fBPAM_TTY\fR @@ -202,7 +61,7 @@ Print debug information\&. \fBnoconsole\fR .RS 4 Do not automatically allow root logins on the kernel console device, as specified on the kernel command line or by the sys file, if it is not also specified in the -\FC/etc/securetty\F[] +/etc/securetty file\&. .RE .SH "MODULE TYPES PROVIDED" @@ -220,7 +79,7 @@ The user is allowed to continue authentication\&. Either the user is not root, o PAM_AUTH_ERR .RS 4 Authentication is rejected\&. Either root is attempting to log in via an unacceptable device, or the -\FC/etc/securetty\F[] +/etc/securetty file is world writable or not a normal file\&. .RE .PP @@ -231,49 +90,32 @@ An application error occurred\&. pam_securetty was not able to get information i .PP PAM_SERVICE_ERR .RS 4 -An error occurred while the module was determining the user\'s name or tty, or the module could not open -\FC/etc/securetty\F[]\&. +An error occurred while the module was determining the user\*(Aqs name or tty, or the module could not open +/etc/securetty\&. .RE .PP PAM_USER_UNKNOWN .RS 4 The module could not find the user name in the -\FC/etc/passwd\F[] +/etc/passwd file to verify whether the user had a UID of 0\&. Therefore, the results of running this module are ignored\&. .RE .SH "EXAMPLES" .PP - -.sp .if n \{\ .RS 4 .\} -.fam C -.ps -1 .nf -.if t \{\ -.sp -1 -.\} -.BB lightgray adjust-for-leading-newline -.sp -1 - auth required pam_securetty\&.so auth required pam_unix\&.so -.EB lightgray adjust-for-leading-newline -.if t \{\ -.sp 1 -.\} .fi -.fam -.ps +1 .if n \{\ .RE .\} .sp .SH "SEE ALSO" .PP - \fBsecuretty\fR(5), \fBpam.conf\fR(5), \fBpam.d\fR(5), |