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-rw-r--r--plugins/check_udp.c182
1 files changed, 80 insertions, 102 deletions
diff --git a/plugins/check_udp.c b/plugins/check_udp.c
index da9a1420..3e903dfc 100644
--- a/plugins/check_udp.c
+++ b/plugins/check_udp.c
@@ -1,57 +1,84 @@
1/****************************************************************************** 1/******************************************************************************
2* 2
3* CHECK_UDP.C 3 This program is free software; you can redistribute it and/or modify
4* 4 it under the terms of the GNU General Public License as published by
5* Program: UDP port plugin for Nagios 5 the Free Software Foundation; either version 2 of the License, or
6* License: GPL 6 (at your option) any later version.
7* Copyright (c) 1999 Ethan Galstad (nagios@nagios.org) 7
8* 8 This program is distributed in the hope that it will be useful,
9* Last Modified: $Date$ 9 but WITHOUT ANY WARRANTY; without even the implied warranty of
10* 10 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11* Command line: CHECK_UDP <host_address> [-p port] [-s send] [-e expect] \ 11 GNU General Public License for more details.
12* [-wt warn_time] [-ct crit_time] [-to to_sec] 12
13* 13 You should have received a copy of the GNU General Public License
14* Description: 14 along with this program; if not, write to the Free Software
15* 15 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
16* This plugin will attempt to connect to the specified port 16
17* on the host. Successul connects return STATE_OK, refusals
18* and timeouts return STATE_CRITICAL, other errors return
19* STATE_UNKNOWN.
20*
21* License Information:
22*
23* This program is free software; you can redistribute it and/or modify
24* it under the terms of the GNU General Public License as published by
25* the Free Software Foundation; either version 2 of the License, or
26* (at your option) any later version.
27*
28* This program is distributed in the hope that it will be useful,
29* but WITHOUT ANY WARRANTY; without even the implied warranty of
30* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
31* GNU General Public License for more details.
32*
33* You should have received a copy of the GNU General Public License
34* along with this program; if not, write to the Free Software
35* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
36*
37*****************************************************************************/ 17*****************************************************************************/
38 18
39#include "config.h" 19const char *progname = "check_udp";
20const char *revision = "$Revision$";
21const char *copyright = "1999-2002";
22const char *email = "nagiosplug-devel@lists.sourceforge.net";
23
40#include "common.h" 24#include "common.h"
41#include "netutils.h" 25#include "netutils.h"
42#include "utils.h" 26#include "utils.h"
43 27
44const char *progname = "check_udp"; 28/* Original Command line:
29 check_udp <host_address> [-p port] [-s send] [-e expect] \
30 [-wt warn_time] [-ct crit_time] [-to to_sec] */
31void
32print_usage (void)
33{
34 printf (_("\
35Usage: %s -H <host_address> [-p port] [-w warn_time] [-c crit_time]\n\
36 [-e expect] [-s send] [-t to_sec] [-v]\n"), progname);
37}
38
39void
40print_help (void)
41{
42 print_revision (progname, revision);
43
44 printf (_("Copyright (c) 1999 Ethan Galstad\n"));
45 printf (_(COPYRIGHT), copyright, email);
46
47 printf (_("\
48This plugin tests an UDP connection with the specified host.\n\n"));
49
50 print_usage ();
51
52 printf (_(UT_HELP_VRSN));
53
54 printf (_(UT_HOST_PORT), 'p', "none");
55
56 printf (_("\
57 -e, --expect=STRING <optional>\n\
58 String to expect in first line of server response\n\
59 -s, --send=STRING <optional>\n\
60 String to send to the server when initiating the connection\n"));
61
62 printf (_(UT_WARN_CRIT));
63
64 printf (_(UT_TIMEOUT), DEFAULT_SOCKET_TIMEOUT);
65
66 printf (_(UT_VERBOSE));
67
68 printf (_("\
69This plugin will attempt to connect to the specified port on the host.\n\
70Successful connects return STATE_OK, refusals and timeouts return\n\
71STATE_CRITICAL, other errors return STATE_UNKNOWN.\n\n"));
72
73 printf(_(UT_SUPPORT));
74}
75
76int process_arguments (int, char **);
45 77
46int warning_time = 0; 78int warning_time = 0;
47int check_warning_time = FALSE; 79int check_warning_time = FALSE;
48int critical_time = 0; 80int critical_time = 0;
49int check_critical_time = FALSE; 81int check_critical_time = FALSE;
50
51int process_arguments (int, char **);
52void print_usage (void);
53void print_help (void);
54
55int verbose = FALSE; 82int verbose = FALSE;
56int server_port = 0; 83int server_port = 0;
57char *server_address = NULL; 84char *server_address = NULL;
@@ -104,8 +131,8 @@ main (int argc, char **argv)
104 && (end_time - start_time) > warning_time) result = 131 && (end_time - start_time) > warning_time) result =
105 STATE_WARNING; 132 STATE_WARNING;
106 133
107 printf ("Connection %s on port %d - %d second response time\n", 134 printf (_("Connection %s on port %d - %d second response time\n"),
108 (result == STATE_OK) ? "accepted" : "problem", server_port, 135 (result == STATE_OK) ? _("accepted") : _("problem"), server_port,
109 (int) (end_time - start_time)); 136 (int) (end_time - start_time));
110 } 137 }
111 138
@@ -159,43 +186,43 @@ process_arguments (int argc, char **argv)
159 186
160 switch (c) { 187 switch (c) {
161 case '?': /* print short usage statement if args not parsable */ 188 case '?': /* print short usage statement if args not parsable */
162 printf ("%s: Unknown argument: %s\n\n", progname, optarg); 189 printf (_("%s: Unknown argument: %s\n\n"), progname, optarg);
163 print_usage (); 190 print_usage ();
164 exit (STATE_UNKNOWN); 191 exit (STATE_UNKNOWN);
165 case 'h': /* help */ 192 case 'h': /* help */
166 print_help (); 193 print_help ();
167 exit (STATE_OK); 194 exit (STATE_OK);
168 case 'V': /* version */ 195 case 'V': /* version */
169 print_revision (progname, "$Revision$"); 196 print_revision (progname, revision);
170 exit (STATE_OK); 197 exit (STATE_OK);
171 case 'v': /* verbose mode */ 198 case 'v': /* verbose mode */
172 verbose = TRUE; 199 verbose = TRUE;
173 break; 200 break;
174 case 'H': /* hostname */ 201 case 'H': /* hostname */
175 if (is_host (optarg) == FALSE) 202 if (is_host (optarg) == FALSE)
176 usage ("Invalid host name/address\n"); 203 usage (_("Invalid host name/address\n"));
177 server_address = optarg; 204 server_address = optarg;
178 break; 205 break;
179 case 'c': /* critical */ 206 case 'c': /* critical */
180 if (!is_intnonneg (optarg)) 207 if (!is_intnonneg (optarg))
181 usage ("Critical threshold must be a nonnegative integer\n"); 208 usage (_("Critical threshold must be a nonnegative integer\n"));
182 critical_time = atoi (optarg); 209 critical_time = atoi (optarg);
183 check_critical_time = TRUE; 210 check_critical_time = TRUE;
184 break; 211 break;
185 case 'w': /* warning */ 212 case 'w': /* warning */
186 if (!is_intnonneg (optarg)) 213 if (!is_intnonneg (optarg))
187 usage ("Warning threshold must be a nonnegative integer\n"); 214 usage (_("Warning threshold must be a nonnegative integer\n"));
188 warning_time = atoi (optarg); 215 warning_time = atoi (optarg);
189 check_warning_time = TRUE; 216 check_warning_time = TRUE;
190 break; 217 break;
191 case 't': /* timeout */ 218 case 't': /* timeout */
192 if (!is_intnonneg (optarg)) 219 if (!is_intnonneg (optarg))
193 usage ("Timeout interval must be a nonnegative integer\n"); 220 usage (_("Timeout interval must be a nonnegative integer\n"));
194 socket_timeout = atoi (optarg); 221 socket_timeout = atoi (optarg);
195 break; 222 break;
196 case 'p': /* port */ 223 case 'p': /* port */
197 if (!is_intnonneg (optarg)) 224 if (!is_intnonneg (optarg))
198 usage ("Serevr port must be a nonnegative integer\n"); 225 usage (_("Server port must be a nonnegative integer\n"));
199 server_port = atoi (optarg); 226 server_port = atoi (optarg);
200 break; 227 break;
201 case 'e': /* expect */ 228 case 'e': /* expect */
@@ -210,61 +237,12 @@ process_arguments (int argc, char **argv)
210 c = optind; 237 c = optind;
211 if (server_address == NULL && c < argc && argv[c]) { 238 if (server_address == NULL && c < argc && argv[c]) {
212 if (is_host (argv[c]) == FALSE) 239 if (is_host (argv[c]) == FALSE)
213 usage ("Invalid host name/address\n"); 240 usage (_("Invalid host name/address\n"));
214 server_address = argv[c++]; 241 server_address = argv[c++];
215 } 242 }
216 243
217 if (server_address == NULL) 244 if (server_address == NULL)
218 usage ("Host name was not supplied\n"); 245 usage (_("Host name was not supplied\n"));
219 246
220 return c; 247 return c;
221} 248}
222
223
224
225
226
227void
228print_usage (void)
229{
230 printf
231 ("Usage: %s -H <host_address> [-p port] [-w warn_time] [-c crit_time]\n"
232 " [-e expect] [-s send] [-t to_sec] [-v]\n", progname);
233}
234
235
236
237
238
239void
240print_help (void)
241{
242 print_revision (progname, "$Revision$");
243 printf
244 ("Copyright (c) 1999 Ethan Galstad (nagios@nagios.org)\n\n"
245 "This plugin tests an UDP connection with the specified host.\n\n");
246 print_usage ();
247 printf
248 ("Options:\n"
249 " -H, --hostname=ADDRESS\n"
250 " Host name argument for servers using host headers (use numeric\n"
251 " address if possible to bypass DNS lookup).\n"
252 " -p, --port=INTEGER\n"
253 " Port number\n"
254 " -e, --expect=STRING <optional>\n"
255 " String to expect in first line of server response\n"
256 " -s, --send=STRING <optional>\n"
257 " String to send to the server when initiating the connection\n"
258 " -w, --warning=INTEGER <optional>\n"
259 " Response time to result in warning status (seconds)\n"
260 " -c, --critical=INTEGER <optional>\n"
261 " Response time to result in critical status (seconds)\n"
262 " -t, --timeout=INTEGER <optional>\n"
263 " Seconds before connection times out (default: %d)\n"
264 " -v, --verbose <optional>\n"
265 " Show details for command-line debugging (do not use with nagios server)\n"
266 " -h, --help\n"
267 " Print detailed help screen and exit\n"
268 " -V, --version\n"
269 " Print version information and exit\n", DEFAULT_SOCKET_TIMEOUT);
270}