4c9ec2f5a4
If SSH_ORIGINAL_COMMAND is set, it will be added to the syslog entry. Closes #123. Changelog: (SEH squashed commit): Fixing indentation Changelog: (SEH) break up long line
62 lines
2.0 KiB
C
62 lines
2.0 KiB
C
/*
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* Copyright (c) 2004 The FreeBSD Project.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ident "$Id$"
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#include <stdio.h>
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#include <stdlib.h>
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#include <syslog.h>
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#include <unistd.h>
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int main (void)
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{
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const char *user, *tty;
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uid_t uid;
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tty = ttyname (0);
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if (NULL == tty) {
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tty = "UNKNOWN";
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}
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user = getlogin ();
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if (NULL == user) {
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user = "UNKNOWN";
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}
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char *ssh_origcmd = getenv("SSH_ORIGINAL_COMMAND");
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uid = getuid (); /* getuid() is always successful */
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openlog ("nologin", LOG_CONS, LOG_AUTH);
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syslog (LOG_CRIT, "Attempted login by %s (UID: %d) on %s%s%s",
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user, uid, tty,
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(ssh_origcmd ? " SSH_ORIGINAL_COMMAND=" : ""),
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(ssh_origcmd ? ssh_origcmd : ""));
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closelog ();
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printf ("%s", "This account is currently not available.\n");
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return EXIT_FAILURE;
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}
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