politely refuse a login
displays a message that an account
is not availavle and exits non-zero. It is intended as a replacement shell
field for accounts that have been disabled. It can also print per-user
messages, or special messages, depending on how it is called, or whether it
can find a better message to print.
To create a per-user message, put the text of the message in
contents will be printed if the user names USER logs in.
To create a message that can be used for a group of users, create a symbolic
link to a new name for the binary, and use that name. In the
place a text file of the same name, with the text you want printed when a user
with this shell name logs in.
If the program name is not nologinmsg, then that file name is checked, and
printed if that exists. If it does not, then the standard error is printed. If
the program name is nologinmsg, and a user named file exists then that file is
printed if possible, if not, the standard error message exists. In all other
cases, the standard message is printed.
To disable all logins, investigage
command was written by Richard
Rose and contributed to the FreeBSD Project This man page needs looking at and