diff --git a/plugins/check_ping.c b/plugins/check_ping.c
index 54402ae3a2202ccb9032836e728cfb7976b713ea..fc720144dd0b419a7b97368282b407306452e637 100644 (file)
--- a/plugins/check_ping.c
+++ b/plugins/check_ping.c
-/*****************************************************************************
-*
-* CHECK_PING.C
-*
-* Program: Ping plugin for Nagios
-* License: GPL
-* Copyright (c) 1999 Ethan Galstad (nagios@nagios.org)
-*
-* $Id$
-*
-*****************************************************************************/
+/******************************************************************************
-const char *progname = "check_ping";
-#define REVISION "$Revision$"
-#define COPYRIGHT "1999-2001"
-#define AUTHOR "Ethan Galstad/Karl DeBisschop"
-#define EMAIL "kdebisschop@users.sourceforge.net"
-#define SUMMARY "Use ping to check connection statistics for a remote host.\n"
+ 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.
-#define OPTIONS "\
--H <host_address> -w <wrta>,<wpl>%% -c <crta>,<cpl>%%\n\
- [-p packets] [-t timeout] [-L]\n"
+ 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.
-#define LONGOPTIONS "\
--H, --hostname=HOST\n\
- host to ping\n\
--w, --warning=THRESHOLD\n\
- warning threshold pair\n\
--c, --critical=THRESHOLD\n\
- critical threshold pair\n\
--p, --packets=INTEGER\n\
- number of ICMP ECHO packets to send (Default: %d)\n\
--t, --timeout=INTEGER\n\
- optional specified timeout in second (Default: %d)\n\
--L, --link\n\
- show HTML in the plugin output (obsoleted by urlize)\n\
-THRESHOLD is <rta>,<pl>%% where <rta> is the round trip average travel\n\
-time (ms) which triggers a WARNING or CRITICAL state, and <pl> is the\n\
-percentage of packet loss to trigger an alarm state.\n"
+ 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.
-#define DESCRIPTION "\
-This plugin uses the ping command to probe the specified host for packet loss\n\
-(percentage) and round trip average (milliseconds). It can produce HTML output\n\
-linking to a traceroute CGI contributed by Ian Cass. The CGI can be found in\n\
-the contrib area of the downloads section at http://www.nagios.org\n\n"
+ $Id$
+
+******************************************************************************/
+
+const char *progname = "check_ping";
+const char *revision = "$Revision$";
+const char *copyright = "2000-2004";
+const char *email = "nagiosplug-devel@lists.sourceforge.net";
-#include "config.h"
#include "common.h"
+#include "netutils.h"
#include "popen.h"
#include "utils.h"
-#define UNKNOWN_PACKET_LOSS 200 /* 200% */
+#define WARN_DUPLICATES "DUPLICATES FOUND! "
#define UNKNOWN_TRIP_TIME -1.0 /* -1 seconds */
-#define DEFAULT_MAX_PACKETS 5 /* default no. of ICMP ECHO packets */
-#define WARN_DUPLICATES "DUPLICATES FOUND! "
+enum {
+ UNKNOWN_PACKET_LOSS = 200, /* 200% */
+ DEFAULT_MAX_PACKETS = 5 /* default no. of ICMP ECHO packets */
+};
int process_arguments (int, char **);
int get_threshold (char *, float *, int *);
int validate_arguments (void);
-int run_ping (char *, char *);
+int run_ping (const char *cmd, const char *addr);
+int error_scan (char buf[MAX_INPUT_BUFFER], const char *addr);
void print_usage (void);
void print_help (void);
float rta = UNKNOWN_TRIP_TIME;
int pl = UNKNOWN_PACKET_LOSS;
-char *warn_text = NULL;
+char *warn_text;
+
+
int
main (int argc, char **argv)
{
- char *command_line = NULL;
+ char *cmd = NULL;
+ char *rawcmd = NULL;
int result = STATE_UNKNOWN;
int this_result = STATE_UNKNOWN;
int i;
- addresses = malloc (max_addr);
+ setlocale (LC_ALL, "");
+ setlocale (LC_NUMERIC, "C");
+ bindtextdomain (PACKAGE, LOCALEDIR);
+ textdomain (PACKAGE);
+
+ addresses = malloc (sizeof(char*) * max_addr);
+ addresses[0] = NULL;
if (process_arguments (argc, argv) == ERROR)
- usage ("Could not parse arguments");
- exit;
+ usage4 (_("Could not parse arguments"));
/* Set signal handling and alarm */
if (signal (SIGALRM, popen_timeout_alarm_handler) == SIG_ERR) {
- printf ("Cannot catch SIGALRM");
- return STATE_UNKNOWN;
+ usage4 (_("Cannot catch SIGALRM"));
}
/* handle timeouts gracefully */
alarm (timeout_interval);
for (i = 0 ; i < n_addresses ; i++) {
+
+#ifdef PING6_COMMAND
+ if (is_inet6_addr(addresses[i]) && address_family != AF_INET)
+ rawcmd = strdup(PING6_COMMAND);
+ else
+ rawcmd = strdup(PING_COMMAND);
+#else
+ rawcmd = strdup(PING_COMMAND);
+#endif
/* does the host address of number of packets argument come first? */
-#ifdef PING6_COMMAND
-# ifdef PING_PACKETS_FIRST
- if (is_inet6_addr(addresses[i]))
- asprintf (&command_line, PING6_COMMAND, max_packets, addresses[i]);
- else
- asprintf (&command_line, PING_COMMAND, max_packets, addresses[i]);
-# else
- if (is_inet6_addr(addresses[i]))
- asprintf (&command_line, PING6_COMMAND, addresses[i], max_packets);
- else
- asprintf (&command_line, PING_COMMAND, addresses[i], max_packets);
-# endif
-#else /* USE_IPV6 */
-# ifdef PING_PACKETS_FIRST
- asprintf (&command_line, PING_COMMAND, max_packets, addresses[i]);
+#ifdef PING_PACKETS_FIRST
+# ifdef PING_HAS_TIMEOUT
+ asprintf (&cmd, rawcmd, timeout_interval, max_packets, addresses[i]);
# else
- asprintf (&command_line, PING_COMMAND, addresses[i], max_packets);
+ asprintf (&cmd, rawcmd, max_packets, addresses[i]);
# endif
-#endif /* USE_IPV6 */
+#else
+ asprintf (&cmd, rawcmd, addresses[i], max_packets);
+#endif
if (verbose)
- printf ("%s ==> ", command_line);
+ printf ("%s ==> ", cmd);
/* run the command */
- this_result = run_ping (command_line, addresses[i]);
+ this_result = run_ping (cmd, addresses[i]);
- if (pl == UNKNOWN_PACKET_LOSS || rta == UNKNOWN_TRIP_TIME) {
- printf ("%s\n", command_line);
- terminate (STATE_UNKNOWN,
- "Error: Could not interpret output from ping command\n");
+ if (pl == UNKNOWN_PACKET_LOSS || rta < 0.0) {
+ printf ("%s\n", cmd);
+ die (STATE_UNKNOWN,
+ _("CRITICAL - Could not interpret output from ping command\n"));
}
if (pl >= cpl || rta >= crta || rta < 0)
this_result = max_state (STATE_OK, this_result);
if (n_addresses > 1 && this_result != STATE_UNKNOWN)
- terminate (STATE_OK, "%s is alive\n", addresses[i]);
+ die (STATE_OK, "%s is alive\n", addresses[i]);
if (display_html == TRUE)
printf ("<A HREF='%s/traceroute.cgi?%s'>", CGIURL, addresses[i]);
if (pl == 100)
- printf ("PING %s - %sPacket loss = %d%%", state_text (this_result), warn_text,
+ printf (_("PING %s - %sPacket loss = %d%%"), state_text (this_result), warn_text,
pl);
else
- printf ("PING %s - %sPacket loss = %d%%, RTA = %2.2f ms",
+ printf (_("PING %s - %sPacket loss = %d%%, RTA = %2.2f ms"),
state_text (this_result), warn_text, pl, rta);
if (display_html == TRUE)
printf ("</A>");
printf ("%f:%d%% %f:%d%%\n", wrta, wpl, crta, cpl);
result = max_state (result, this_result);
-
+ free (rawcmd);
+ free (cmd);
}
return result;
}
-\f
+
+
/* process command-line arguments */
int
int c = 1;
char *ptr;
- int option_index = 0;
- static struct option long_options[] = {
+ int option = 0;
+ static struct option longopts[] = {
STD_LONG_OPTS,
{"packets", required_argument, 0, 'p'},
{"nohtml", no_argument, 0, 'n'},
{"link", no_argument, 0, 'L'},
+ {"use-ipv4", no_argument, 0, '4'},
+ {"use-ipv6", no_argument, 0, '6'},
{0, 0, 0, 0}
};
}
while (1) {
- c = getopt_long (argc, argv, "VvhnLt:c:w:H:p:", long_options, &option_index);
+ c = getopt_long (argc, argv, "VvhnL46t:c:w:H:p:", longopts, &option);
if (c == -1 || c == EOF)
break;
switch (c) {
case '?': /* usage */
- usage3 ("Unknown argument", optopt);
+ usage2 (_("Unknown argument"), optarg);
case 'h': /* help */
print_help ();
exit (STATE_OK);
+ break;
case 'V': /* version */
- print_revision (progname, REVISION);
+ print_revision (progname, revision);
exit (STATE_OK);
+ break;
case 't': /* timeout period */
timeout_interval = atoi (optarg);
break;
case 'v': /* verbose mode */
verbose = TRUE;
break;
+ case '4': /* IPv4 only */
+ address_family = AF_INET;
+ break;
+ case '6': /* IPv6 only */
+#ifdef USE_IPV6
+ address_family = AF_INET6;
+#else
+ usage (_("IPv6 support not available\n"));
+#endif
+ break;
case 'H': /* hostname */
ptr=optarg;
while (1) {
n_addresses++;
if (n_addresses > max_addr) {
max_addr *= 2;
- addresses = realloc (addresses, max_addr);
+ addresses = realloc (addresses, sizeof(char*) * max_addr);
if (addresses == NULL)
- terminate (STATE_UNKNOWN, "Could not realloc() addresses\n");
+ die (STATE_UNKNOWN, _("Could not realloc() addresses\n"));
}
addresses[n_addresses-1] = ptr;
- if (ptr = index (ptr, ',')) {
+ if ((ptr = index (ptr, ','))) {
strcpy (ptr, "");
ptr += sizeof(char);
} else {
if (is_intnonneg (optarg))
max_packets = atoi (optarg);
else
- usage2 ("<max_packets> (%s) must be a non-negative number\n", optarg);
+ usage2 (_("<max_packets> (%s) must be a non-negative number\n"), optarg);
break;
case 'n': /* no HTML */
display_html = FALSE;
if (addresses[0] == NULL) {
if (is_host (argv[c]) == FALSE) {
- printf ("Invalid host name/address: %s\n\n", argv[c]);
- return ERROR;
+ usage2 (_("Invalid hostname/address"), argv[c]);
} else {
addresses[0] = argv[c++];
+ n_addresses++;
if (c == argc)
return validate_arguments ();
}
if (wpl == UNKNOWN_PACKET_LOSS) {
if (is_intpercent (argv[c]) == FALSE) {
- printf ("<wpl> (%s) must be an integer percentage\n", argv[c]);
+ printf (_("<wpl> (%s) must be an integer percentage\n"), argv[c]);
return ERROR;
} else {
wpl = atoi (argv[c++]);
if (cpl == UNKNOWN_PACKET_LOSS) {
if (is_intpercent (argv[c]) == FALSE) {
- printf ("<cpl> (%s) must be an integer percentage\n", argv[c]);
+ printf (_("<cpl> (%s) must be an integer percentage\n"), argv[c]);
return ERROR;
} else {
cpl = atoi (argv[c++]);
}
}
- if (wrta == UNKNOWN_TRIP_TIME) {
+ if (wrta < 0.0) {
if (is_negative (argv[c])) {
- printf ("<wrta> (%s) must be a non-negative number\n", argv[c]);
+ printf (_("<wrta> (%s) must be a non-negative number\n"), argv[c]);
return ERROR;
} else {
wrta = atof (argv[c++]);
}
}
- if (crta == UNKNOWN_TRIP_TIME) {
+ if (crta < 0.0) {
if (is_negative (argv[c])) {
- printf ("<crta> (%s) must be a non-negative number\n", argv[c]);
+ printf (_("<crta> (%s) must be a non-negative number\n"), argv[c]);
return ERROR;
} else {
crta = atof (argv[c++]);
if (max_packets == -1) {
if (is_intnonneg (argv[c])) {
max_packets = atoi (argv[c++]);
- } else {
- printf ("<max_packets> (%s) must be a non-negative number\n", argv[c]);
+ } else {
+ printf (_("<max_packets> (%s) must be a non-negative number\n"), argv[c]);
return ERROR;
}
}
return validate_arguments ();
}
+
+
int
get_threshold (char *arg, float *trta, int *tpl)
{
return OK;
else if (strstr (arg, "%") && sscanf (arg, "%d%%", tpl) == 1)
return OK;
- else
- usage2 ("%s: Warning threshold must be integer or percentage!\n\n", arg);
+
+ usage2 (_("%s: Warning threshold must be integer or percentage!\n\n"), arg);
+ return STATE_UNKNOWN;
}
+
+
int
validate_arguments ()
{
float max_seconds;
int i;
- if (wrta == UNKNOWN_TRIP_TIME) {
- printf ("<wrta> was not set\n");
+ if (wrta < 0.0) {
+ printf (_("<wrta> was not set\n"));
return ERROR;
}
- else if (crta == UNKNOWN_TRIP_TIME) {
- printf ("<crta> was not set\n");
+ else if (crta < 0.0) {
+ printf (_("<crta> was not set\n"));
return ERROR;
}
else if (wpl == UNKNOWN_PACKET_LOSS) {
- printf ("<wpl> was not set\n");
+ printf (_("<wpl> was not set\n"));
return ERROR;
}
else if (cpl == UNKNOWN_PACKET_LOSS) {
- printf ("<cpl> was not set\n");
+ printf (_("<cpl> was not set\n"));
return ERROR;
}
else if (wrta > crta) {
- printf ("<wrta> (%f) cannot be larger than <crta> (%f)\n", wrta, crta);
+ printf (_("<wrta> (%f) cannot be larger than <crta> (%f)\n"), wrta, crta);
return ERROR;
}
else if (wpl > cpl) {
- printf ("<wpl> (%d) cannot be larger than <cpl> (%d)\n", wpl, cpl);
+ printf (_("<wpl> (%d) cannot be larger than <cpl> (%d)\n"), wpl, cpl);
return ERROR;
}
for (i=0; i<n_addresses; i++) {
if (is_host(addresses[i]) == FALSE)
- usage2 ("Invalid host name/address", addresses[i]);
+ usage2 (_("Invalid hostname/address"), addresses[i]);
}
return OK;
}
-\f
+
+
int
-run_ping (char *command_line, char *server_address)
+run_ping (const char *cmd, const char *addr)
{
- char input_buffer[MAX_INPUT_BUFFER];
+ char buf[MAX_INPUT_BUFFER];
int result = STATE_UNKNOWN;
- warn_text = malloc (1);
- if (warn_text == NULL)
- terminate (STATE_UNKNOWN, "unable to malloc warn_text");
- warn_text[0] = 0;
+ if ((child_process = spopen (cmd)) == NULL)
+ die (STATE_UNKNOWN, _("Could not open pipe: %s\n"), cmd);
- if ((child_process = spopen (command_line)) == NULL) {
- printf ("Cannot open pipe: ");
- terminate (STATE_UNKNOWN, command_line);
- }
child_stderr = fdopen (child_stderr_array[fileno (child_process)], "r");
if (child_stderr == NULL)
- printf ("Cannot open stderr for %s\n", command_line);
+ printf (_("Cannot open stderr for %s\n"), cmd);
- while (fgets (input_buffer, MAX_INPUT_BUFFER - 1, child_process)) {
+ while (fgets (buf, MAX_INPUT_BUFFER - 1, child_process)) {
- if (strstr (input_buffer, "(DUP!)")) {
- /* cannot use the max function since STATE_UNKNOWN is max
- result = max (result, STATE_WARNING); */
- if( !(result == STATE_CRITICAL) ){
- result = STATE_WARNING;
- }
-
- warn_text = realloc (warn_text, strlen (WARN_DUPLICATES) + 1);
- if (warn_text == NULL)
- terminate (STATE_UNKNOWN, "unable to realloc warn_text");
- strcpy (warn_text, WARN_DUPLICATES);
- }
+ result = max_state (result, error_scan (buf, addr));
/* get the percent loss statistics */
- if (sscanf
- (input_buffer, "%*d packets transmitted, %*d packets received, +%*d errors, %d%% packet loss",
- &pl) == 1
- || sscanf
- (input_buffer, "%*d packets transmitted, %*d packets received, %d%% packet loss",
- &pl) == 1
- || sscanf
- (input_buffer, "%*d packets transmitted, %*d packets received, %d%% loss, time", &pl) == 1
- || sscanf
- (input_buffer, "%*d packets transmitted, %*d received, %d%% loss, time", &pl) == 1
- /* Suse 8.0 as reported by Richard * Brodie */
- )
+ if(sscanf(buf,"%*d packets transmitted, %*d packets received, +%*d errors, %d%% packet loss",&pl)==1 ||
+ sscanf(buf,"%*d packets transmitted, %*d packets received, +%*d duplicates, %d%% packet loss", &pl) == 1 ||
+ sscanf(buf,"%*d packets transmitted, %*d received, +%*d duplicates, %d%% packet loss", &pl) == 1 ||
+ sscanf(buf,"%*d packets transmitted, %*d packets received, %d%% packet loss",&pl)==1 ||
+ sscanf(buf,"%*d packets transmitted, %*d packets received, %d%% loss, time",&pl)==1 ||
+ sscanf(buf,"%*d packets transmitted, %*d received, %d%% loss, time", &pl)==1 ||
+ sscanf(buf,"%*d packets transmitted, %*d received, %d%% packet loss, time", &pl)==1 ||
+ sscanf(buf,"%*d packets transmitted, %*d received, +%*d errors, %d%% packet loss", &pl) == 1 ||
+ sscanf(buf,"%*d packets transmitted %*d received, +%*d errors, %d%% packet loss", &pl) == 1
+ )
continue;
/* get the round trip average */
else
- if (sscanf (input_buffer, "round-trip min/avg/max = %*f/%f/%*f", &rta)
- == 1
- || sscanf (input_buffer,
- "round-trip min/avg/max/mdev = %*f/%f/%*f/%*f",
- &rta) == 1
- || sscanf (input_buffer,
- "round-trip min/avg/max/sdev = %*f/%f/%*f/%*f",
- &rta) == 1
- || sscanf (input_buffer,
- "round-trip min/avg/max/stddev = %*f/%f/%*f/%*f",
- &rta) == 1
- || sscanf (input_buffer,
- "round-trip min/avg/max/std-dev = %*f/%f/%*f/%*f",
- &rta) == 1
- || sscanf (input_buffer, "round-trip (ms) min/avg/max = %*f/%f/%*f",
- &rta) == 1
- || sscanf (input_buffer, "rtt min/avg/max/mdev = %*f/%f/%*f/%*f ms",
- &rta) == 1
- )
+ if(sscanf(buf,"round-trip min/avg/max = %*f/%f/%*f",&rta)==1 ||
+ sscanf(buf,"round-trip min/avg/max/mdev = %*f/%f/%*f/%*f",&rta)==1 ||
+ sscanf(buf,"round-trip min/avg/max/sdev = %*f/%f/%*f/%*f",&rta)==1 ||
+ sscanf(buf,"round-trip min/avg/max/stddev = %*f/%f/%*f/%*f",&rta)==1 ||
+ sscanf(buf,"round-trip min/avg/max/std-dev = %*f/%f/%*f/%*f",&rta)==1 ||
+ sscanf(buf,"round-trip (ms) min/avg/max = %*f/%f/%*f",&rta)==1 ||
+ sscanf(buf,"round-trip (ms) min/avg/max/stddev = %*f/%f/%*f/%*f",&rta)==1 ||
+ sscanf(buf,"rtt min/avg/max/mdev = %*f/%f/%*f/%*f ms",&rta)==1)
continue;
}
if (pl == 100)
rta = crta;
+ /* check stderr, setting at least WARNING if there is output here */
+ while (fgets (buf, MAX_INPUT_BUFFER - 1, child_stderr))
+ if (! strstr(buf,"WARNING - no SO_TIMESTAMP support, falling back to SIOCGSTAMP"))
+ result = max_state (STATE_WARNING, error_scan (buf, addr));
- /* check stderr */
- while (fgets (input_buffer, MAX_INPUT_BUFFER - 1, child_stderr)) {
- if (strstr
- (input_buffer,
- "Warning: no SO_TIMESTAMP support, falling back to SIOCGSTAMP"))
- continue;
-
- if (strstr (input_buffer, "Network is unreachable"))
- terminate (STATE_CRITICAL, "PING CRITICAL - Network unreachable (%s)",
- server_address);
- else if (strstr (input_buffer, "Destination Host Unreachable"))
- terminate (STATE_CRITICAL, "PING CRITICAL - Host Unreachable (%s)",
- server_address);
- else if (strstr (input_buffer, "unknown host" ) )
- terminate (STATE_CRITICAL, "PING CRITICAL - Host not found (%s)",
- server_address);
-
- warn_text =
- realloc (warn_text, strlen (warn_text) + strlen (input_buffer) + 2);
- if (warn_text == NULL)
- terminate (STATE_UNKNOWN, "unable to realloc warn_text");
- if (strlen (warn_text) == 0)
- strcpy (warn_text, input_buffer);
- else
- sprintf (warn_text, "%s %s", warn_text, input_buffer);
-
- if (strstr (input_buffer, "DUPLICATES FOUND")) {
- if( !(result == STATE_CRITICAL) ){
- result = STATE_WARNING;
- }
- }
- else
- result = STATE_CRITICAL ;
- }
(void) fclose (child_stderr);
if (spclose (child_process))
result = max_state (result, STATE_WARNING);
+ if (warn_text == NULL)
+ warn_text = strdup("");
+
return result;
}
-void
-print_usage (void)
+
+int
+error_scan (char buf[MAX_INPUT_BUFFER], const char *addr)
{
- printf ("Usage:\n" " %s %s\n"
- " %s (-h | --help) for detailed help\n"
- " %s (-V | --version) for version information\n",
- progname, OPTIONS, progname, progname);
+ if (strstr (buf, "Network is unreachable"))
+ die (STATE_CRITICAL, _("CRITICAL - Network unreachable (%s)"), addr);
+ else if (strstr (buf, "Destination Host Unreachable"))
+ die (STATE_CRITICAL, _("CRITICAL - Host Unreachable (%s)"), addr);
+ else if (strstr (buf, "unknown host" ))
+ die (STATE_CRITICAL, _("CRITICAL - Host not found (%s)"), addr);
+ else if (strstr (buf, "Time to live exceeded"))
+ die (STATE_CRITICAL, _("CRITICAL - Time to live exceeded (%s)"), addr);
+
+ if (strstr (buf, "(DUP!)") || strstr (buf, "DUPLICATES FOUND")) {
+ if (warn_text == NULL)
+ warn_text = strdup (_(WARN_DUPLICATES));
+ else if (! strstr (warn_text, _(WARN_DUPLICATES)) &&
+ asprintf (&warn_text, "%s %s", warn_text, _(WARN_DUPLICATES)) == -1)
+ die (STATE_UNKNOWN, _("Unable to realloc warn_text"));
+ return (STATE_WARNING);
+ }
+
+ return (STATE_OK);
}
+
+
void
print_help (void)
{
- print_revision (progname, REVISION);
- printf
- ("Copyright (c) %s %s <%s>\n\n%s\n",
- COPYRIGHT, AUTHOR, EMAIL, SUMMARY);
+ print_revision (progname, revision);
+
+ printf ("Copyright (c) 1999 Ethan Galstad <nagios@nagios.org>");
+ printf (COPYRIGHT, copyright, email);
+
+ printf (_("Use ping to check connection statistics for a remote host.\n\n"));
+
print_usage ();
- printf
- ("\nOptions:\n" LONGOPTIONS "\n" DESCRIPTION "\n",
- DEFAULT_MAX_PACKETS, DEFAULT_SOCKET_TIMEOUT);
- support ();
+
+ printf (_(UT_HELP_VRSN));
+
+ printf (_(UT_IPv46));
+
+ printf (_("\
+-H, --hostname=HOST\n\
+ host to ping\n\
+-w, --warning=THRESHOLD\n\
+ warning threshold pair\n\
+-c, --critical=THRESHOLD\n\
+ critical threshold pair\n\
+-p, --packets=INTEGER\n\
+ number of ICMP ECHO packets to send (Default: %d)\n\
+-L, --link\n\
+ show HTML in the plugin output (obsoleted by urlize)\n"),
+ DEFAULT_MAX_PACKETS);
+
+ printf (_(UT_TIMEOUT), DEFAULT_SOCKET_TIMEOUT);
+
+ printf (_("\
+THRESHOLD is <rta>,<pl>%% where <rta> is the round trip average travel\n\
+time (ms) which triggers a WARNING or CRITICAL state, and <pl> is the\n\
+percentage of packet loss to trigger an alarm state.\n\n"));
+
+ printf (_("\
+This plugin uses the ping command to probe the specified host for packet loss\n\
+(percentage) and round trip average (milliseconds). It can produce HTML output\n\
+linking to a traceroute CGI contributed by Ian Cass. The CGI can be found in\n\
+the contrib area of the downloads section at http://www.nagios.org\n\n"));
+
+ printf (_(UT_SUPPORT));
+}
+
+void
+print_usage (void)
+{
+ printf ("Usage: %s -H <host_address> -w <wrta>,<wpl>%% -c <crta>,<cpl>%%\n\
+ [-p packets] [-t timeout] [-L] [-4|-6]\n", progname);
}