update-motd
update-motd(8) System Manager's Manual update-motd(8)
NAME
update-motd - immediately update the dynamic MOTD and print it to std-
out
SYNOPSIS
update-motd [--show-only]
DESCRIPTION
The PAM MOTD module updates the Message-of-the-Day automatically on
user logins.
But sometimes, the system administrator may want to update the MOTD im-
mediately or on demand.
This simple program performs the same actions handled by PAM on login,
and prints the new MOTD to stdout.
Note that only the system administrator can typically write to the
MOTD, and thus this utility should be executed as the root user.
The program also accepts the --show-only option to not update, just
show the MOTD. Regular users can use this option to see the dynamically
generated MOTD even when the root user did not generate it in advance.
The show-motd package contains the /etc/profile.d/update-motd.sh
snipped to show MOTD in interactive shells when the PAM MOTD module did
not show it on login.
For best practices and additional information, please see update-
motd(5).
FILES
/etc/motd, /var/run/motd, /etc/update-motd.d
SEE ALSO
motd(5), pam_motd(8), run-parts(8), update-motd(5)
AUTHOR
This manpage and the update-motd framework was written by Dustin Kirk-
land <dustin.kirkland@gmail.com> for Ubuntu systems (but may be used by
others). Permission is granted to copy, distribute and/or modify this
document under the terms of the GNU General Public License, Version 3
published by the Free Software Foundation.
On Debian systems, the complete text of the GNU General Public License
can be found in /usr/share/common-licenses/GPL.
update-motd 6 December 2019 update-motd(8)
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