X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=plugins%2Fcheck_time.c;h=ff94d9b3a3a94bcb4f0ed763ad645e10149d2110;hb=f573447d1f6dbf25b58bbfea81226a2ae3736555;hp=86c414e2c413853210e7670121f13fb183df4fb4;hpb=44a321cb8a42d6c0ea2d96a1086a17f2134c89cc;p=nagiosplug.git diff --git a/plugins/check_time.c b/plugins/check_time.c index 86c414e..ff94d9b 100644 --- a/plugins/check_time.c +++ b/plugins/check_time.c @@ -1,50 +1,39 @@ /****************************************************************************** -* -* CHECK_TIME.C -* -* Program: Network time server plugin for Nagios -* License: GPL -* Copyright (c) 1999 Ethan Galstad (nagios@nagios.org) -* Copyright (c) 2000 Karl DeBisschop (kdebisschop@users.sourceforge.net) -* -* $Id$ -* -* Description: -* -* This plugin will attempt to connect to the specified port -* on the host. Successul connects return STATE_OK, refusals -* and timeouts return STATE_CRITICAL, other errors return -* STATE_UNKNOWN. -* -* License Information: -* -* 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. -* -*****************************************************************************/ - -#include "config.h" + + 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. + + $Id$ + +******************************************************************************/ + +const char *progname = "check_time"; +const char *revision = "$Revision$"; +const char *copyright = "1999-2004"; +const char *email = "nagiosplug-devel@lists.sourceforge.net"; + #include "common.h" #include "netutils.h" #include "utils.h" -#define PROGNAME "check_time" +enum { + TIME_PORT = 37 +}; -#define TIME_PORT 37 -#define UNIX_EPOCH 2208988800UL +#define UNIX_EPOCH 2208988800UL -unsigned long server_time, raw_server_time; +uint32_t server_time, raw_server_time; time_t diff_time; int warning_time = 0; int check_warning_time = FALSE; @@ -56,22 +45,25 @@ unsigned long critical_diff = 0; int check_critical_diff = FALSE; int server_port = TIME_PORT; char *server_address = NULL; - +int use_udp = FALSE; int process_arguments (int, char **); -int call_getopt (int, char **); -void print_usage (void); void print_help (void); - +void print_usage (void); int main (int argc, char **argv) { int sd; - int result; + int result = STATE_UNKNOWN; + time_t conntime; + + setlocale (LC_ALL, ""); + bindtextdomain (PACKAGE, LOCALEDIR); + textdomain (PACKAGE); - if (process_arguments (argc, argv) != OK) - usage ("Invalid command arguments supplied\n"); + if (process_arguments (argc, argv) == ERROR) + usage4 (_("Could not parse arguments")); /* initialize alarm signal handling */ signal (SIGALRM, socket_timeout_alarm_handler); @@ -81,20 +73,40 @@ main (int argc, char **argv) time (&start_time); /* try to connect to the host at the given port number */ - if (my_tcp_connect (server_address, server_port, &sd) != STATE_OK) { + if (use_udp) { + result = my_udp_connect (server_address, server_port, &sd); + } else { + result = my_tcp_connect (server_address, server_port, &sd); + } + + if (result != STATE_OK) { if (check_critical_time == TRUE) result = STATE_CRITICAL; else if (check_warning_time == TRUE) result = STATE_WARNING; else result = STATE_UNKNOWN; - terminate (result, - "TIME UNKNOWN - could not connect to server %s, port %d\n", - server_address, server_port); + die (result, + _("TIME UNKNOWN - could not connect to server %s, port %d\n"), + server_address, server_port); + } + + if (use_udp) { + if (send (sd, "", 0, 0) < 0) { + if (check_critical_time == TRUE) + result = STATE_CRITICAL; + else if (check_warning_time == TRUE) + result = STATE_WARNING; + else + result = STATE_UNKNOWN; + die (result, + _("TIME UNKNOWN - could not send UDP request to server %s, port %d\n"), + server_address, server_port); + } } - /* watch for the FTP connection string */ - result = recv (sd, &raw_server_time, sizeof (raw_server_time), 0); + /* watch for the connection string */ + result = recv (sd, (void *)&raw_server_time, sizeof (raw_server_time), 0); /* close the connection */ close (sd); @@ -111,49 +123,74 @@ main (int argc, char **argv) result = STATE_WARNING; else result = STATE_UNKNOWN; - terminate (result, - "TIME UNKNOWN - no data on recv() from server %s, port %d\n", + die (result, + _("TIME UNKNOWN - no data received from server %s, port %d\n"), server_address, server_port); } result = STATE_OK; - if (check_critical_time == TRUE && (end_time - start_time) > critical_time) + conntime = (end_time - start_time); + if (check_critical_time == TRUE && conntime > critical_time) result = STATE_CRITICAL; - else if (check_warning_time == TRUE - && (end_time - start_time) > warning_time) result = STATE_WARNING; + else if (check_warning_time == TRUE && conntime > warning_time) + result = STATE_WARNING; if (result != STATE_OK) - terminate (result, "TIME %s - %d second response time\n", - state_text (result), (int) (end_time - start_time)); + die (result, _("TIME %s - %d second response time|%s\n"), + state_text (result), (int)conntime, + perfdata ("time", (long)conntime, "s", + check_warning_time, (long)warning_time, + check_critical_time, (long)critical_time, + TRUE, 0, FALSE, 0)); server_time = ntohl (raw_server_time) - UNIX_EPOCH; - if (server_time > end_time) - diff_time = server_time - end_time; + if (server_time > (unsigned long)end_time) + diff_time = server_time - (unsigned long)end_time; else - diff_time = end_time - server_time; + diff_time = (unsigned long)end_time - server_time; - if (check_critical_diff == TRUE && diff_time > critical_diff) + if (check_critical_diff == TRUE && diff_time > (time_t)critical_diff) result = STATE_CRITICAL; - else if (check_warning_diff == TRUE && diff_time > warning_diff) + else if (check_warning_diff == TRUE && diff_time > (time_t)warning_diff) result = STATE_WARNING; - printf ("TIME %s - %lu second time difference\n", state_text (result), - diff_time); + printf (_("TIME %s - %lu second time difference|%s %s\n"), + state_text (result), diff_time, + perfdata ("time", (long)conntime, "s", + check_warning_time, (long)warning_time, + check_critical_time, (long)critical_time, + TRUE, 0, FALSE, 0), + perfdata ("offset", (long)diff_time, "s", + check_warning_diff, (long)warning_diff, + check_critical_diff, (long)critical_diff, + TRUE, 0, FALSE, 0)); return result; } - - - /* process command-line arguments */ int process_arguments (int argc, char **argv) { int c; + int option = 0; + static struct option longopts[] = { + {"hostname", required_argument, 0, 'H'}, + {"warning-variance", required_argument, 0, 'w'}, + {"critical-variance", required_argument, 0, 'c'}, + {"warning-connect", required_argument, 0, 'W'}, + {"critical-connect", required_argument, 0, 'C'}, + {"port", required_argument, 0, 'p'}, + {"udp", no_argument, 0, 'u'}, + {"timeout", required_argument, 0, 't'}, + {"version", no_argument, 0, 'V'}, + {"help", no_argument, 0, 'h'}, + {0, 0, 0, 0} + }; + if (argc < 2) usage ("\n"); @@ -170,91 +207,25 @@ process_arguments (int argc, char **argv) strcpy (argv[c], "-C"); } - c = 0; - while ((c += call_getopt (argc - c, &argv[c])) < argc) { - - if (is_option (argv[c])) - continue; - - if (server_address == NULL) { - if (argc > c) { - if (is_host (argv[c]) == FALSE) - usage ("Invalid host name/address\n"); - server_address = argv[c]; - } - else { - usage ("Host name was not supplied\n"); - } - } - } - - return OK; -} - - - - - -int -call_getopt (int argc, char **argv) -{ - int c, i = 0; - -#ifdef HAVE_GETOPT_H - int option_index = 0; - static struct option long_options[] = { - {"hostname", required_argument, 0, 'H'}, - {"warning-variance", required_argument, 0, 'w'}, - {"critical-variance", required_argument, 0, 'c'}, - {"warning-connect", required_argument, 0, 'W'}, - {"critical-connect", required_argument, 0, 'C'}, - {"port", required_argument, 0, 'p'}, - {"timeout", required_argument, 0, 't'}, - {"version", no_argument, 0, 'V'}, - {"help", no_argument, 0, 'h'}, - {0, 0, 0, 0} - }; -#endif - while (1) { -#ifdef HAVE_GETOPT_H - c = - getopt_long (argc, argv, "+hVH:w:c:W:C:p:t:", long_options, - &option_index); -#else - c = getopt (argc, argv, "+hVH:w:c:W:C:p:t:"); -#endif - - i++; + c = getopt_long (argc, argv, "hVH:w:c:W:C:p:t:u", longopts, + &option); - if (c == -1 || c == EOF || c == 1) + if (c == -1 || c == EOF) break; - switch (c) { - case 'H': - case 'w': - case 'c': - case 'W': - case 'C': - case 'p': - case 't': - i++; - } - switch (c) { case '?': /* print short usage statement if args not parsable */ - printf ("%s: Unknown argument: %s\n\n", my_basename (argv[0]), optarg); - print_usage (); - exit (STATE_UNKNOWN); + usage2 (_("Unknown argument"), optarg); case 'h': /* help */ print_help (); exit (STATE_OK); case 'V': /* version */ - print_revision (my_basename (argv[0]), "$Revision$"); + print_revision (progname, revision); exit (STATE_OK); case 'H': /* hostname */ if (is_host (optarg) == FALSE) - usage ("Invalid host name/address\n"); + usage2 (_("Invalid hostname/address"), optarg); server_address = optarg; break; case 'w': /* warning-variance */ @@ -268,11 +239,11 @@ call_getopt (int argc, char **argv) check_warning_time = TRUE; } else { - usage ("Warning thresholds must be a nonnegative integer\n"); + usage4 (_("Warning thresholds must be a positive integer")); } } else { - usage ("Warning threshold must be a nonnegative integer\n"); + usage4 (_("Warning threshold must be a positive integer")); } break; case 'c': /* critical-variance */ @@ -287,84 +258,103 @@ call_getopt (int argc, char **argv) check_critical_time = TRUE; } else { - usage ("Critical thresholds must be a nonnegative integer\n"); + usage4 (_("Critical thresholds must be a positive integer")); } } else { - usage ("Critical threshold must be a nonnegative integer\n"); + usage4 (_("Critical threshold must be a positive integer")); } break; case 'W': /* warning-connect */ if (!is_intnonneg (optarg)) - usage ("Warning threshold must be a nonnegative integer\n"); - warning_time = atoi (optarg); + usage4 (_("Warning threshold must be a positive integer")); + else + warning_time = atoi (optarg); check_warning_time = TRUE; break; case 'C': /* critical-connect */ if (!is_intnonneg (optarg)) - usage ("Critical threshold must be a nonnegative integer\n"); - critical_time = atoi (optarg); + usage4 (_("Critical threshold must be a positive integer")); + else + critical_time = atoi (optarg); check_critical_time = TRUE; break; case 'p': /* port */ if (!is_intnonneg (optarg)) - usage ("Serevr port must be a nonnegative integer\n"); - server_port = atoi (optarg); + usage4 (_("Port must be a positive integer")); + else + server_port = atoi (optarg); break; case 't': /* timeout */ if (!is_intnonneg (optarg)) - usage ("Timeout interval must be a nonnegative integer\n"); - socket_timeout = atoi (optarg); + usage2 (_("Timeout interval must be a positive integer"), optarg); + else + socket_timeout = atoi (optarg); break; + case 'u': /* udp */ + use_udp = TRUE; } } - return i; -} + c = optind; + if (server_address == NULL) { + if (argc > c) { + if (is_host (argv[c]) == FALSE) + usage2 (_("Invalid hostname/address"), optarg); + server_address = argv[c]; + } + else { + usage4 (_("Hostname was not supplied")); + } + } + return OK; +} void -print_usage (void) +print_help (void) { - printf - ("Usage: check_time -H [-p port] [-w variance] [-c variance]\n" - " [-W connect_time] [-C connect_time] [-t timeout]\n"); -} + char *myport; + asprintf (&myport, "%d", TIME_PORT); + + print_revision (progname, revision); + printf ("Copyright (c) 1999 Ethan Galstad\n"); + printf (COPYRIGHT, copyright, email); + printf (_("This plugin will check the time on the specified host.\n\n")); + + print_usage (); + + printf (_(UT_HELP_VRSN)); + + printf (_(UT_HOST_PORT), 'p', myport); + + printf (_("\ + -u, --udp\n\ + Use UDP to connect, not TCP\n\ + -w, --warning-variance=INTEGER\n\ + Time difference (sec.) necessary to result in a warning status\n\ + -c, --critical-variance=INTEGER\n\ + Time difference (sec.) necessary to result in a critical status\n\ + -W, --warning-connect=INTEGER\n\ + Response time (sec.) necessary to result in warning status\n\ + -C, --critical-connect=INTEGER\n\ + Response time (sec.) necessary to result in critical status\n")); + + printf (_(UT_TIMEOUT), DEFAULT_SOCKET_TIMEOUT); + + printf (_(UT_SUPPORT)); +} void -print_help (void) +print_usage (void) { - print_revision (PROGNAME, "$Revision$"); - printf - ("Copyright (c) 2000 Ethan Galstad/Karl DeBisschop\n\n" - "This plugin connects to a time port on the specified host.\n\n"); - print_usage (); - printf - ("Options:\n" - " -H, --hostname=ADDRESS\n" - " Host name argument for servers using host headers (use numeric\n" - " address if possible to bypass DNS lookup).\n" - " -w, --warning-variance=INTEGER\n" - " Time difference (sec.) necessary to result in a warning status\n" - " -c, --critical-variance=INTEGER\n" - " Time difference (sec.) necessary to result in a critical status\n" - " -W, --warning-connect=INTEGER\n" - " Response time (sec.) necessary to result in warning status\n" - " -C, --critical-connect=INTEGER\n" - " Response time (sec.) necessary to result in critical status\n" - " -t, --timeout=INTEGER\n" - " Seconds before connection times out (default: %d)\n" - " -p, --port=INTEGER\n" - " Port number (default: %d)\n" - " -h, --help\n" - " Print detailed help screen\n" - " -V, --version\n" - " Print version information\n\n", DEFAULT_SOCKET_TIMEOUT, TIME_PORT); - support (); + printf ("\ +Usage: %s -H [-p port] [-u] [-w variance] [-c variance]\n\ + [-W connect_time] [-C connect_time] [-t timeout]\n", progname); }