From 333f7ecfa3e040191c66b2b92f6c117ca2cbac1d Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 27 Apr 2024 14:50:00 +0200 Subject: Adding upstream version 1:4.8.1. Signed-off-by: Daniel Baumann --- src/nologin.c | 61 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 61 insertions(+) create mode 100644 src/nologin.c (limited to 'src/nologin.c') diff --git a/src/nologin.c b/src/nologin.c new file mode 100644 index 0000000..b137f9c --- /dev/null +++ b/src/nologin.c @@ -0,0 +1,61 @@ +/* + * Copyright (c) 2004 The FreeBSD Project. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + + +#ident "$Id$" + +#include +#include +#include +#include + +int main (void) +{ + const char *user, *tty; + uid_t uid; + + tty = ttyname (0); + if (NULL == tty) { + tty = "UNKNOWN"; + } + user = getlogin (); + if (NULL == user) { + user = "UNKNOWN"; + } + + char *ssh_origcmd = getenv("SSH_ORIGINAL_COMMAND"); + uid = getuid (); /* getuid() is always successful */ + openlog ("nologin", LOG_CONS, LOG_AUTH); + syslog (LOG_CRIT, "Attempted login by %s (UID: %d) on %s%s%s", + user, uid, tty, + (ssh_origcmd ? " SSH_ORIGINAL_COMMAND=" : ""), + (ssh_origcmd ? ssh_origcmd : "")); + closelog (); + + printf ("%s", "This account is currently not available.\n"); + + return EXIT_FAILURE; +} -- cgit v1.2.3