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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 14:30:35 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 14:30:35 +0000
commit378c18e5f024ac5a8aef4cb40d7c9aa9633d144c (patch)
tree44dfb6ca500d32cabd450649b322a42e70a30683 /login-utils/nologin.8
parentInitial commit. (diff)
downloadutil-linux-378c18e5f024ac5a8aef4cb40d7c9aa9633d144c.tar.xz
util-linux-378c18e5f024ac5a8aef4cb40d7c9aa9633d144c.zip
Adding upstream version 2.38.1.upstream/2.38.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+'\" t
+.\" Title: nologin
+.\" Author: [see the "AUTHOR(S)" section]
+.\" Generator: Asciidoctor 2.0.15
+.\" Date: 2022-05-11
+.\" Manual: System Administration
+.\" Source: util-linux 2.38.1
+.\" Language: English
+.\"
+.TH "NOLOGIN" "8" "2022-05-11" "util\-linux 2.38.1" "System Administration"
+.ie \n(.g .ds Aq \(aq
+.el .ds Aq '
+.ss \n[.ss] 0
+.nh
+.ad l
+.de URL
+\fI\\$2\fP <\\$1>\\$3
+..
+.als MTO URL
+.if \n[.g] \{\
+. mso www.tmac
+. am URL
+. ad l
+. .
+. am MTO
+. ad l
+. .
+. LINKSTYLE blue R < >
+.\}
+.SH "NAME"
+nologin \- politely refuse a login
+.SH "SYNOPSIS"
+.sp
+\fBnologin\fP [\fB\-V\fP] [\fB\-h\fP]
+.SH "DESCRIPTION"
+.sp
+\fBnologin\fP displays a message that an account is not available and exits non\-zero. It is intended as a replacement shell field to deny login access to an account.
+.sp
+If the file \fI/etc/nologin.txt\fP exists, \fBnologin\fP displays its contents to the user instead of the default message.
+.sp
+The exit status returned by \fBnologin\fP is always 1.
+.SH "OPTIONS"
+.sp
+\fB\-c\fP, \fB\-\-command\fP \fIcommand\fP
+.sp
+\fB\-\-init\-file\fP
+.sp
+\fB\-i\fP \fB\-\-interactive\fP
+.sp
+\fB\-\-init\-file\fP \fIfile\fP
+.sp
+\fB\-i\fP, \fB\-\-interactive\fP
+.sp
+\fB\-l\fP, \fB\-\-login\fP
+.sp
+\fB\-\-noprofile\fP
+.sp
+\fB\-\-norc\fP
+.sp
+\fB\-\-posix\fP
+.sp
+\fB\-\-rcfile\fP \fIfile\fP
+.sp
+\fB\-r\fP, \fB\-\-restricted\fP
+.sp
+These shell command\-line options are ignored to avoid \fBnologin\fP error.
+.sp
+\fB\-h\fP, \fB\-\-help\fP
+.RS 4
+Display help text and exit.
+.RE
+.sp
+\fB\-V\fP, \fB\-\-version\fP
+.RS 4
+Print version and exit.
+.RE
+.SH "NOTES"
+.sp
+\fBnologin\fP is a per\-account way to disable login (usually used for system accounts like http or ftp). \fBnologin\fP uses \fI/etc/nologin.txt\fP as an optional source for a non\-default message, the login access is always refused independently of the file.
+.sp
+\fBpam_nologin\fP(8) PAM module usually prevents all non\-root users from logging into the system. \fBpam_nologin\fP(8) functionality is controlled by \fI/var/run/nologin\fP or the \fI/etc/nologin\fP file.
+.SH "HISTORY"
+.sp
+The \fBnologin\fP command appeared in 4.4BSD.
+.SH "AUTHORS"
+.sp
+.MTO "kzak\(atredhat.com" "Karel Zak" ""
+.SH "SEE ALSO"
+.sp
+\fBlogin\fP(1),
+\fBpasswd\fP(5),
+\fBpam_nologin\fP(8)
+.SH "REPORTING BUGS"
+.sp
+For bug reports, use the issue tracker at \c
+.URL "https://github.com/util\-linux/util\-linux/issues" "" "."
+.SH "AVAILABILITY"
+.sp
+The \fBnologin\fP command is part of the util\-linux package which can be downloaded from \c
+.URL "https://www.kernel.org/pub/linux/utils/util\-linux/" "Linux Kernel Archive" "." \ No newline at end of file