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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 02:42:50 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 02:42:50 +0000 |
commit | 8cb83eee5a58b1fad74c34094ce3afb9e430b5a4 (patch) | |
tree | a9b2e7baeca1be40eb734371e3c8b11b02294497 /login-utils/nologin.8 | |
parent | Initial commit. (diff) | |
download | util-linux-8cb83eee5a58b1fad74c34094ce3afb9e430b5a4.tar.xz util-linux-8cb83eee5a58b1fad74c34094ce3afb9e430b5a4.zip |
Adding upstream version 2.33.1.upstream/2.33.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'login-utils/nologin.8')
-rw-r--r-- | login-utils/nologin.8 | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/login-utils/nologin.8 b/login-utils/nologin.8 new file mode 100644 index 0000000..ee59484 --- /dev/null +++ b/login-utils/nologin.8 @@ -0,0 +1,52 @@ +.TH NOLOGIN 8 "September 2013" "util-linux" "System Administration" +.SH NAME +nologin \- politely refuse a login +.SH SYNOPSIS +.B nologin +.RB [ \-V ] +.RB [ \-h ] +.SH DESCRIPTION +.B nologin +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. +.PP +If the file /etc/nologin.txt exists, nologin displays its contents to the +user instead of the default message. +.PP +The exit code returned by +.B nologin +is always 1. +.PP +.SH OPTIONS +.IP "\fB\-h, \-\-help\fP" +Display help text and exit. +.IP "\fB-V, \-\-version" +Display version information and exit. +.SH NOTES +.B nologin +is a per-account way to disable login (usually used for system accounts like http or ftp). +.BR nologin (8) +uses /etc/nologin.txt as an optional source for a non-default message, the login +access is always refused independently of the file. +.PP +.BR pam_nologin (8) +PAM module usually prevents all non-root users from logging into the system. +.BR pam_nologin (8) +functionality is controlled by /var/run/nologin or the /etc/nologin file. +.SH AUTHORS +.UR kzak@redhat.com +Karel Zak +.UE +.SH SEE ALSO +.BR login (1), +.BR passwd (5), +.BR pam_nologin (8) +.SH HISTORY +The +.B nologin +command appeared in 4.4BSD. +.SH AVAILABILITY +The nologin command is part of the util-linux package and is available from +.UR https://\:www.kernel.org\:/pub\:/linux\:/utils\:/util-linux/ +Linux Kernel Archive +.UE . |