pkg-monitoring-plugins/plugins/urlize.c
2006-01-20 18:48:40 +00:00

165 lines
4 KiB
C

/******************************************************************************
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.
$Id: urlize.c,v 1.17 2004/12/25 23:17:44 opensides Exp $
******************************************************************************/
const char *progname = "urlize";
const char *revision = "$Revision: 1.17 $";
const char *copyright = "2000-2004";
const char *email = "nagiosplug-devel@lists.sourceforge.net";
#include "common.h"
#include "utils.h"
#include "popen.h"
void print_help (void);
void print_usage (void);
int
main (int argc, char **argv)
{
int found = 0, result = STATE_UNKNOWN;
char *url = NULL;
char *cmd;
char *buf;
int c;
int option = 0;
static struct option longopts[] = {
{"help", no_argument, 0, 'h'},
{"version", no_argument, 0, 'V'},
{"url", required_argument, 0, 'u'},
{0, 0, 0, 0}
};
setlocale (LC_ALL, "");
bindtextdomain (PACKAGE, LOCALEDIR);
textdomain (PACKAGE);
while (1) {
c = getopt_long (argc, argv, "+hVu:", longopts, &option);
if (c == -1 || c == EOF)
break;
switch (c) {
case 'h': /* help */
print_help ();
exit (EXIT_SUCCESS);
break;
case 'V': /* version */
print_revision (progname, revision);
exit (EXIT_SUCCESS);
break;
case 'u':
url = strdup (argv[optind]);
break;
case '?':
default:
usage2 (_("Unknown argument"), optarg);
}
}
if (url == NULL)
url = strdup (argv[optind++]);
cmd = strdup (argv[optind++]);
for (c = optind; c < argc; c++) {
asprintf (&cmd, "%s %s", cmd, argv[c]);
}
child_process = spopen (cmd);
if (child_process == NULL) {
printf (_("Could not open pipe: %s\n"), cmd);
exit (STATE_UNKNOWN);
}
child_stderr = fdopen (child_stderr_array[fileno (child_process)], "r");
if (child_stderr == NULL) {
printf (_("Could not open stderr for %s\n"), cmd);
}
buf = malloc(MAX_INPUT_BUFFER);
printf ("<A href=\"%s\">", argv[1]);
while (fgets (buf, MAX_INPUT_BUFFER - 1, child_process)) {
found++;
printf ("%s", buf);
}
if (!found)
die (STATE_UNKNOWN,
_("%s UNKNOWN - No data received from host\nCMD: %s</A>\n"),
argv[0], cmd);
/* close the pipe */
result = spclose (child_process);
/* WARNING if output found on stderr */
if (fgets (buf, MAX_INPUT_BUFFER - 1, child_stderr))
result = max_state (result, STATE_WARNING);
/* close stderr */
(void) fclose (child_stderr);
printf ("</A>\n");
return result;
}
void
print_help (void)
{
print_revision (progname, revision);
printf ("Copyright (c) 2000 Karl DeBisschop <kdebisschop@users.sourceforge.net>\n");
printf (COPYRIGHT, copyright, email);
printf (_("\n\
This plugin wraps the text output of another command (plugin) in HTML\n\
<A> tags, thus displaying the plugin output in as a clickable link in\n\
the Nagios status screen. The return status is the same as the invoked\n\
plugin.\n\n"));
print_usage ();
printf (_("\n\
Pay close attention to quoting to ensure that the shell passes the expected\n\
data to the plugin. For example, in:\n\
\n\
urlize http://example.com/ check_http -H example.com -r 'two words'\n\
\n\
the shell will remove the single quotes and urlize will see:\n\
\n\
urlize http://example.com/ check_http -H example.com -r two words\n\
\n\
You probably want:\n\
\n\
urlize http://example.com/ \"check_http -H example.com -r 'two words'\"\n"));
printf (_(UT_SUPPORT));
}
void
print_usage (void)
{
printf ("Usage:\n %s <url> <plugin> <arg1> ... <argN>\n", progname);
}