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/*****************************************************************************
*
* Monitoring check_curl plugin
*
* License: GPL
* Copyright (c) 1999-2017 Monitoring Plugins Development Team
*
* Description:
*
* This file contains the check_curl plugin
*
* This plugin tests the HTTP service on the specified host. It can test
* normal (http) and secure (https) servers, follow redirects, search for
* strings and regular expressions, check connection times, and report on
* certificate expiration times.
*
* This plugin uses functions from the curl library, see
* http://curl.haxx.se
*
* 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/>.
*
*
*****************************************************************************/
const char *progname = "check_curl";
const char *copyright = "2006-2017";
const char *email = "devel@monitoring-plugins.org";
#include "common.h"
#include "utils.h"
#ifndef LIBCURL_PROTOCOL_HTTP
#error libcurl compiled without HTTP support, compiling check_curl plugin makes not much sense
#endif
#include "curl/curl.h"
#include "curl/easy.h"
int verbose = FALSE;
CURL *curl;
int process_arguments (int, char **);
void print_help (void);
void print_usage (void);
void print_curl_version (void);
int
main (int argc, char **argv)
{
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)
usage4 (_("Could not parse arguments"));
if (curl_global_init (CURL_GLOBAL_DEFAULT) != CURLE_OK)
die (STATE_UNKNOWN, "HTTP UNKNOWN - curl_global_init failed\n");
if ((curl = curl_easy_init()) == NULL)
die (STATE_UNKNOWN, "HTTP UNKNOWN - curl_easy_init failed\n");
curl_easy_cleanup (curl);
curl_global_cleanup ();
return result;
}
int
process_arguments (int argc, char **argv)
{
int c;
int option=0;
static struct option longopts[] = {
{"version", no_argument, 0, 'V'},
{"help", no_argument, 0, 'h'},
{"verbose", no_argument, 0, 'v'},
{0, 0, 0, 0}
};
if (argc < 2)
usage ("\n");
while (1) {
c = getopt_long (argc, argv, "Vhv", longopts, &option);
if (c == -1 || c == EOF || c == 1)
break;
switch (c) {
case 'h':
print_help();
exit(STATE_UNKNOWN);
break;
case 'V':
print_revision(progname, NP_VERSION);
print_curl_version();
exit(STATE_UNKNOWN);
break;
case 'v':
verbose++;
break;
case '?':
/* print short usage statement if args not parsable */
usage5 ();
break;
}
}
return 0;
}
void
print_help (void)
{
print_revision(progname, NP_VERSION);
printf ("Copyright (c) 2017 Andreas Baumann <abaumann@yahoo.com>\n");
printf (COPYRIGHT, copyright, email);
printf ("%s\n", _("This plugin tests the HTTP(S) service on the specified host."));
printf ("%s\n", _("It makes use of libcurl to do so."));
printf ("\n\n");
print_usage();
printf (_("NOTE: One or both of -H and -I must be specified"));
printf ("\n");
printf (UT_HELP_VRSN);
printf (UT_VERBOSE);
printf (UT_SUPPORT);
printf ("%s\n", _("WARNING: check_curl is experimental. Please use"));
printf ("%s\n\n", _("check_http if you need a stable version."));
}
void
print_usage (void)
{
printf ("%s\n", _("WARNING: check_curl is experimental. Please use"));
printf ("%s\n\n", _("check_http if you need a stable version."));
printf ("%s\n", _("Usage:"));
printf (" %s [-v verbose]\n", progname);
}
void
print_curl_version (void)
{
printf( "%s\n", curl_version());
}
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