diff --git a/plugins/check_ssh.c b/plugins/check_ssh.c
index 86267b29c85290804c65f5c9800f6e55e7392252..4b5f6b763f9585490dbd88dbf0d927ff23ce72eb 100644 (file)
--- a/plugins/check_ssh.c
+++ b/plugins/check_ssh.c
-/******************************************************************************
+/*****************************************************************************
+*
+* Nagios check_ssh plugin
+*
+* License: GPL
+* Copyright (c) 2000-2007 Nagios Plugins Development Team
+*
+* Last Modified: $Date$
+*
+* Description:
+*
+* This file contains the check_ssh plugin
+*
+* Try to connect to an SSH server at specified server and port
+*
+*
+* This program is free software: you can redistribute it and/or modify
+* it under the terms of the GNU General Public License as published by
+* the Free Software Foundation, either version 3 of the License, or
+* (at your option) any later version.
+*
+* This program is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+* GNU General Public License for more details.
+*
+* You should have received a copy of the GNU General Public License
+* along with this program. If not, see <http://www.gnu.org/licenses/>.
+*
+* $Id$
+*
+*****************************************************************************/
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-
-******************************************************************************/
+const char *progname = "check_ssh";
+const char *revision = "$Revision$";
+const char *copyright = "2000-2007";
+const char *email = "nagiosplug-devel@lists.sourceforge.net";
#include "common.h"
#include "netutils.h"
#include "utils.h"
-const char *progname = "check_ssh";
-const char *revision = "$Revision$";
-const char *copyright = "2000-2003";
-const char *email = "nagiosplug-devel@lists.sourceforge.net";
-
#ifndef MSG_DONTWAIT
#define MSG_DONTWAIT 0
#endif
int ssh_connect (char *haddr, int hport, char *remote_version);
+
+
int
main (int argc, char **argv)
{
- int result;
+ int result = STATE_UNKNOWN;
setlocale (LC_ALL, "");
bindtextdomain (PACKAGE, LOCALEDIR);
textdomain (PACKAGE);
+ /* Parse extra opts if any */
+ argv=np_extra_opts (&argc, argv, progname);
+
if (process_arguments (argc, argv) == ERROR)
- usage (_("Could not parse arguments\n"));
+ usage4 (_("Could not parse arguments"));
/* initialize alarm signal handling */
signal (SIGALRM, socket_timeout_alarm_handler);
+
alarm (socket_timeout);
/* ssh_connect exits if error is found */
}
+
/* process command-line arguments */
int
process_arguments (int argc, char **argv)
static struct option longopts[] = {
{"help", no_argument, 0, 'h'},
{"version", no_argument, 0, 'V'},
- {"host", required_argument, 0, 'H'},
+ {"host", required_argument, 0, 'H'}, /* backward compatibility */
+ {"hostname", required_argument, 0, 'H'},
{"port", required_argument, 0, 'p'},
{"use-ipv4", no_argument, 0, '4'},
{"use-ipv6", no_argument, 0, '6'},
switch (c) {
case '?': /* help */
- usage ("");
+ usage5 ();
case 'V': /* version */
print_revision (progname, revision);
exit (STATE_OK);
#ifdef USE_IPV6
address_family = AF_INET6;
#else
- usage (_("IPv6 support not available\n"));
+ usage4 (_("IPv6 support not available"));
#endif
break;
case 'r': /* remote version */
break;
case 'H': /* host */
if (is_host (optarg) == FALSE)
- usage2 (_("Invalid host name/address"), optarg);
+ usage2 (_("Invalid hostname/address"), optarg);
server_name = optarg;
break;
case 'p': /* port */
port = atoi (optarg);
}
else {
- printf ("Port number nust be a positive integer: %s\n", optarg);
- usage ("");
+ usage2 (_("Port number must be a positive integer"), optarg);
}
}
-
}
c = optind;
*
*-----------------------------------------------------------------------*/
+
int
ssh_connect (char *haddr, int hport, char *remote_version)
{
recv (sd, output, BUFF_SZ, 0);
if (strncmp (output, "SSH", 3)) {
printf (_("Server answer: %s"), output);
+ close(sd);
exit (STATE_CRITICAL);
}
else {
printf
(_("SSH WARNING - %s (protocol %s) version mismatch, expected '%s'\n"),
ssh_server, ssh_proto, remote_version);
+ close(sd);
exit (STATE_WARNING);
}
printf
(_("SSH OK - %s (protocol %s)\n"),
ssh_server, ssh_proto);
+ close(sd);
exit (STATE_OK);
}
}
+
+
void
print_help (void)
{
printf ("Copyright (c) 1999 Remi Paulmier <remi@sinfomic.fr>\n");
printf (COPYRIGHT, copyright, email);
- printf (_("Try to connect to SSH server at specified server and port\n\n"));
+ printf ("%s\n", _("Try to connect to an SSH server at specified server and port"));
+
+ printf ("\n\n");
print_usage ();
printf (_(UT_HELP_VRSN));
+ printf (_(UT_EXTRA_OPTS));
printf (_(UT_HOST_PORT), 'p', myport);
printf (_(UT_TIMEOUT), DEFAULT_SOCKET_TIMEOUT);
- printf (_("\
- -r, --remote-version=STRING\n\
- Warn if string doesn't match expected server version (ex: OpenSSH_3.9p1)\n"));
+ printf (" %s\n", "-r, --remote-version=STRING");
+ printf (" %s\n", _("Warn if string doesn't match expected server version (ex: OpenSSH_3.9p1)"));
printf (_(UT_VERBOSE));
+#ifdef NP_EXTRA_OPTS
+ printf ("\n");
+ printf ("%s\n", _("Notes:"));
+ printf (_(UT_EXTRA_OPTS_NOTES));
+#endif
+
printf (_(UT_SUPPORT));
}
+
+
void
print_usage (void)
{
- printf (_("\
-Usage: %s [-46] [-t <timeout>] [-r <remote version>] [-p <port>] <host>\n"), progname);
- printf (_(UT_HLP_VRS), progname, progname);
+ printf (_("Usage:"));
+ printf ("%s [-46] [-t <timeout>] [-r <remote version>] [-p <port>] <host>\n", progname);
}
-/* end of check_ssh.c */