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diff --git a/plugins/check_by_ssh.c b/plugins/check_by_ssh.c
index 560ae0c61d73298f05bcda96980b11d0c22d5fb9..f31c9c61b6984536e7a872030cdd1f1593b6b7a4 100644 (file)
--- a/plugins/check_by_ssh.c
+++ b/plugins/check_by_ssh.c
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ $Id$
+
*****************************************************************************/
const char *progname = "check_by_ssh";
const char *revision = "$Revision$";
-const char *copyright = "2000-2003";
+const char *copyright = "2000-2004";
const char *email = "nagiosplug-devel@lists.sourceforge.net";
#include "common.h"
int commands = 0;
int services = 0;
+int skip_lines = 0;
char *remotecmd = NULL;
char *comm = NULL;
char *hostname = NULL;
/* process arguments */
if (process_arguments (argc, argv) == ERROR)
- usage (_("Could not parse arguments\n"));
-
+ usage4 (_("Could not parse arguments"));
/* Set signal handling and alarm timeout */
if (signal (SIGALRM, popen_timeout_alarm_handler) == SIG_ERR) {
- printf (_("Cannot catch SIGALRM"));
- return STATE_UNKNOWN;
+ usage4 (_("Cannot catch SIGALRM"));
}
alarm (timeout_interval);
-
/* run the command */
if (verbose)
child_process = spopen (comm);
if (child_process == NULL) {
- printf (_("Unable to open pipe: %s"), comm);
+ printf (_("Could not open pipe: %s\n"), comm);
return STATE_UNKNOWN;
}
while (fgets (input_buffer, MAX_INPUT_BUFFER - 1, child_process))
asprintf (&result_text, "%s%s", result_text, input_buffer);
-
/* WARNING if output found on stderr */
- if (fgets (input_buffer, MAX_INPUT_BUFFER - 1, child_stderr)) {
- printf ("%s\n", input_buffer);
- while (fgets (input_buffer, MAX_INPUT_BUFFER - 1, child_process))
- printf ("%s\n", input_buffer);
- return STATE_WARNING;
+ while (fgets (input_buffer, MAX_INPUT_BUFFER - 1, child_stderr)) {
+ if (skip_lines > 0) {
+ if (input_buffer[strlen(input_buffer)-1] == '\n') {
+ skip_lines--;
+ }
+ } else {
+ printf ("%s", input_buffer);
+ result = STATE_WARNING;
+ }
}
(void) fclose (child_stderr);
+ if (result == STATE_WARNING)
+ return result;
/* close the pipe */
eol[0] = 0;
if (service[commands] && status_text
&& sscanf (status_text, "STATUS CODE: %d", &cresult) == 1) {
- fprintf (fp, _("[%d] PROCESS_SERVICE_CHECK_RESULT;%s;%s;%d;%s\n"),
+ fprintf (fp, "[%d] PROCESS_SERVICE_CHECK_RESULT;%s;%s;%d;%s\n",
(int) local_time, host_shortname, service[commands++], cresult,
output);
}
return result;
}
-
-
-
-
-\f
/* process command-line arguments */
int
process_arguments (int argc, char **argv)
{"user", required_argument, 0, 'u'},
{"logname", required_argument, 0, 'l'},
{"command", required_argument, 0, 'C'},
+ {"skip", required_argument, 0, 'S'},
{"proto1", no_argument, 0, '1'},
{"proto2", no_argument, 0, '2'},
{"use-ipv4", no_argument, 0, '4'},
strcpy (argv[c], "-t");
while (1) {
- c = getopt_long (argc, argv, "Vvh1246ft:H:O:p:i:u:l:C:n:s:", longopts,
+ c = getopt_long (argc, argv, "Vvh1246ft:H:O:p:i:u:l:C:S:n:s:", longopts,
&option);
if (c == -1 || c == EOF)
switch (c) {
case '?': /* help */
+ printf (_("%s: Unknown argument: %s\n\n"), progname, optarg);
print_usage ();
exit (STATE_UNKNOWN);
case 'V': /* version */
- print_revision (progname, "$Revision$");
+ print_revision (progname, revision);
exit (STATE_OK);
case 'h': /* help */
print_help ();
break;
case 't': /* timeout period */
if (!is_integer (optarg))
- usage2 (_("timeout interval must be an integer"), optarg);
+ usage2 (_("Timeout interval must be a positive integer"), optarg);
else
timeout_interval = atoi (optarg);
break;
case 'H': /* host */
if (!is_host (optarg))
- usage2 (_("invalid host name"), optarg);
+ usage2 (_("Invalid hostname/address"), optarg);
hostname = optarg;
break;
case 'p': /* port number */
if (!is_integer (optarg))
- usage2 (_("port must be an integer"), optarg);
+ usage2 (_("Port must be a positive integer"), optarg);
asprintf (&comm,"%s -p %s", comm, optarg);
break;
case 'O': /* output file */
if (commands > 1)
asprintf (&remotecmd, "%s;echo STATUS CODE: $?;", remotecmd);
asprintf (&remotecmd, "%s%s", remotecmd, optarg);
+ break;
+ case 'S': /* Skip n lines in the output to ignore system banner */
+ if (!is_integer (optarg))
+ usage2 (_("skip lines must be an integer"), optarg);
+ else
+ skip_lines = atoi (optarg);
+ break;
}
}
if (c <= argc) {
die (STATE_UNKNOWN, _("%s: You must provide a host name\n"), progname);
} else if (!is_host (argv[c]))
- die (STATE_UNKNOWN, _("%s: Invalid host name %s\n"), progname, argv[c]);
+ die (STATE_UNKNOWN, "%s: %s %s\n", progname, _("Invalid hostname/address"), argv[c]);
hostname = argv[c++];
}
asprintf (&remotecmd, "%s;echo STATUS CODE: $?;", remotecmd);
if (remotecmd == NULL || strlen (remotecmd) <= 1)
- usage (_("No remotecmd\n"));
+ usage4 (_("No remotecmd"));
asprintf (&comm, "%s %s '%s'", comm, hostname, remotecmd);
-
-
int
validate_arguments (void)
{
}
-
-
-
-\f
void
print_help (void)
{
print_revision (progname, revision);
- printf (_("Copyright (c) 1999 Karl DeBisschop <kdebisschop@users.sourceforge.net>\n"));
- printf (_(COPYRIGHT), copyright, email);
+ printf ("Copyright (c) 1999 Karl DeBisschop <kdebisschop@users.sourceforge.net>\n");
+ printf (COPYRIGHT, copyright, email);
printf (_("This plugin uses SSH to execute commands on a remote host\n\n"));
tell ssh to use Protocol 1\n\
-2, --proto2\n\
tell ssh to use Protocol 2\n\
+ -S, --skiplines=n\n\
+ Ignore first n lines on STDERR (to suppress a logon banner)\n\
-f\n\
tells ssh to fork rather than create a tty\n"));
all of -O, -s, and -n options (servicelist order must match '-C'\n\
options)\n"));
+ printf ("\n\
+$ check_by_ssh -H localhost -n lh -s c1:c2:c3 \\\n\
+ -C uptime -C uptime -C uptime -O /tmp/foo\n\
+$ cat /tmp/foo\n\
+[1080933700] PROCESS_SERVICE_CHECK_RESULT;flint;c1;0; up 2 days...\n\
+[1080933700] PROCESS_SERVICE_CHECK_RESULT;flint;c2;0; up 2 days...\n\
+[1080933700] PROCESS_SERVICE_CHECK_RESULT;flint;c3;0; up 2 days...\n");
+
printf (_(UT_SUPPORT));
}
-
-
void
print_usage (void)
{
- printf (_("\n\
-Usage: %s [-f46] [-t timeout] [-i identity] [-l user] -H <host> \n\
- -C <command> [-n name] [-s servicelist] [-O outputfile] [-p port]\n"),
- progname);
- printf (_(UT_HLP_VRS), progname, progname);
+ printf ("\n\
+Usage: %s [-f46] [-t timeout] [-i identity] [-l user] -H <host> -C <command>\n\
+ [-n name] [-s servicelist] [-O outputfile] [-p port]\n", progname);
}