2 files changed, 172 insertions, 1 deletions

diff --git a/plugins/Makefile.am b/plugins/Makefile.am
index 0ddf9bd1..2c87b4e1 100644
--- a/plugins/Makefile.am
+++ b/plugins/Makefile.am
@@ -38,7 +38,7 @@ check_tcp_programs = check_ftp check_imap check_nntp check_pop \
 EXTRA_PROGRAMS = check_mysql check_radius check_pgsql check_snmp check_hpjd \
         check_swap check_fping check_ldap check_game check_dig \
         check_nagios check_by_ssh check_dns check_nt check_ide_smart    \
-        check_procs check_mysql_query check_apt check_dbi
+        check_procs check_mysql_query check_apt check_dbi check_curl
 
 EXTRA_DIST = t tests
 
@@ -69,6 +69,9 @@ test-debug:
 
 check_apt_LDADD = $(BASEOBJS)
 check_cluster_LDADD = $(BASEOBJS)
+check_curl_CFLAGS = $(AM_CFLAGS) $(LIBCURLCFLAGS)
+check_curl_CPPFLAGS = $(AM_CPPFLAGS) $(LIBCURLINCLUDE)
+check_curl_LDADD = $(NETLIBS) $(LIBCURLLIBS)
 check_dbi_LDADD = $(NETLIBS) $(DBILIBS)
 check_dig_LDADD = $(NETLIBS)
 check_disk_LDADD = $(BASEOBJS)
diff --git a/plugins/check_curl.c b/plugins/check_curl.c
new file mode 100644
index 00000000..be024feb
--- /dev/null
+++ b/plugins/check_curl.c
@@ -0,0 +1,168 @@
+/*****************************************************************************
+*
+* 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());
+}