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diff --git a/plugins/check_by_ssh.c b/plugins/check_by_ssh.c
index ce62ebafb3816fed1fbd45f28177bedb23fe570f..793c03d347365c4febb4405af8f3ba046b3aba02 100644 (file)
--- a/plugins/check_by_ssh.c
+++ b/plugins/check_by_ssh.c
* License: GPL
* Copyright (c) 2000-2008 Nagios Plugins Development Team
*
-* Last Modified: $Date$
-*
* Description:
*
* This file contains the check_by_ssh plugin
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
-* $Id$
*
*****************************************************************************/
const char *progname = "check_by_ssh";
-const char *revision = "$Revision$";
const char *copyright = "2000-2008";
const char *email = "nagiosplug-devel@lists.sourceforge.net";
#include "common.h"
-#include "netutils.h"
#include "utils.h"
-#include "runcmd.h"
+#include "netutils.h"
+#include "utils_cmd.h"
+
+#ifndef NP_MAXARGS
+#define NP_MAXARGS 1024
+#endif
int process_arguments (int, char **);
int validate_arguments (void);
+void comm_append (const char *);
void print_help (void);
void print_usage (void);
int skip_stdout = 0;
int skip_stderr = 0;
char *remotecmd = NULL;
-char *comm = NULL;
+char **commargv = NULL;
+int commargc = 0;
char *hostname = NULL;
char *outputfile = NULL;
char *host_shortname = NULL;
int i;
time_t local_time;
FILE *fp = NULL;
- struct output chld_out, chld_err;
+ output chld_out, chld_err;
remotecmd = "";
- comm = strdup (SSH_COMMAND);
+ comm_append(SSH_COMMAND);
setlocale (LC_ALL, "");
bindtextdomain (PACKAGE, LOCALEDIR);
usage_va(_("Could not parse arguments"));
/* Set signal handling and alarm timeout */
- if (signal (SIGALRM, popen_timeout_alarm_handler) == SIG_ERR) {
+ if (signal (SIGALRM, timeout_alarm_handler) == SIG_ERR) {
usage_va(_("Cannot catch SIGALRM"));
}
alarm (timeout_interval);
/* run the command */
- if (verbose)
- printf ("%s\n", comm);
+ if (verbose) {
+ printf ("Command: %s\n", commargv[0]);
+ for (i=1; i<commargc; i++)
+ printf ("Argument %i: %s\n", i, commargv[i]);
+ }
- result = np_runcmd(comm, &chld_out, &chld_err, 0);
+ result = cmd_run_array (commargv, &chld_out, &chld_err, 0);
if (skip_stdout == -1) /* --skip-stdout specified without argument */
skip_stdout = chld_out.lines;
switch (c) {
case 'V': /* version */
- print_revision (progname, revision);
+ print_revision (progname, NP_VERSION);
exit (STATE_OK);
case 'h': /* help */
print_help ();
case 'p': /* port number */
if (!is_integer (optarg))
usage_va(_("Port must be a positive integer"));
- asprintf (&comm,"%s -p %s", comm, optarg);
+ comm_append("-p");
+ comm_append(optarg);
break;
case 'O': /* output file */
outputfile = optarg;
break;
case 'u':
- c = 'l';
+ comm_append("-l");
+ comm_append(optarg);
+ break;
case 'l': /* login name */
+ comm_append("-l");
+ comm_append(optarg);
+ break;
case 'i': /* identity */
- asprintf (&comm, "%s -%c %s", comm, c, optarg);
+ comm_append("-i");
+ comm_append(optarg);
break;
case '1': /* Pass these switches directly to ssh */
+ comm_append("-1");
+ break;
case '2': /* 1 to force version 1, 2 to force version 2 */
+ comm_append("-2");
+ break;
case '4': /* -4 for IPv4 */
+ comm_append("-4");
+ break;
case '6': /* -6 for IPv6 */
+ comm_append("-6");
+ break;
case 'f': /* fork to background */
- asprintf (&comm, "%s -%c", comm, c);
+ comm_append("-f");
break;
case 'C': /* Command for remote machine */
commands++;
skip_stderr = atoi (optarg);
break;
case 'o': /* Extra options for the ssh command */
- asprintf (&comm, "%s -%c '%s'", comm, c, optarg);
+ comm_append("-o");
+ comm_append(optarg);
break;
case 'q': /* Tell the ssh command to be quiet */
- asprintf (&comm, "%s -%c", comm, c);
+ comm_append("-q");
break;
default: /* help */
usage5();
if (remotecmd == NULL || strlen (remotecmd) <= 1)
usage_va(_("No remotecmd"));
- asprintf (&comm, "%s %s '%s'", comm, hostname, remotecmd);
+ comm_append(hostname);
+ comm_append(remotecmd);
return validate_arguments ();
}
+void
+comm_append (const char *str)
+{
+
+ if (++commargc > NP_MAXARGS)
+ die(STATE_UNKNOWN, _("%s: Argument limit of %d exceeded\n"), progname, NP_MAXARGS);
+
+ if ((commargv = (char **)realloc(commargv, (commargc+1) * sizeof(char *))) == NULL)
+ die(STATE_UNKNOWN, _("Can not (re)allocate 'commargv' buffer\n"));
+
+ commargv[commargc-1] = strdup(str);
+ commargv[commargc] = NULL;
+
+}
int
validate_arguments (void)
void
print_help (void)
{
- print_revision (progname, revision);
+ print_revision (progname, NP_VERSION);
printf ("Copyright (c) 1999 Karl DeBisschop <kdebisschop@users.sourceforge.net>\n");
printf (COPYRIGHT, copyright, email);