X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=plugins%2Fcheck_fping.c;h=4e6533fa359e537f6be0076b7ba6b4bef69d609c;hb=25d1ee331dbe4977a4a1a756c67f32bd51d9b070;hp=0753cf3d1ab8122be6091dd41104c1a8ef587ccb;hpb=22bd672d19c378f1e6124ee18e64e5a88cf53739;p=nagiosplug.git diff --git a/plugins/check_fping.c b/plugins/check_fping.c index 0753cf3..4e6533f 100644 --- a/plugins/check_fping.c +++ b/plugins/check_fping.c @@ -1,35 +1,36 @@ -/****************************************************************************** -* -* CHECK_FPING.C -* -* Program: Fping plugin for Nagios +/***************************************************************************** +* +* Nagios check_fping plugin +* * License: GPL -* Copyright (c) 1999 Didi Rieder (adrieder@sbox.tu-graz.ac.at) -* $Id$ -* -* Modifications: -* -* 08-24-1999 Didi Rieder (adrieder@sbox.tu-graz.ac.at) -* Intial Coding -* 09-11-1999 Karl DeBisschop (kdebiss@alum.mit.edu) -* Change to spopen -* Fix so that state unknown is returned by default -* (formerly would give state ok if no fping specified) -* Add server_name to output -* Reformat to 80-character standard screen -* 11-18-1999 Karl DeBisschop (kdebiss@alum.mit.edu) -* set STATE_WARNING of stderr written or nonzero status returned -* +* Copyright (c) 2000-2007 Nagios Plugins Development Team +* * Description: -* -* This plugin will use the /bin/fping command (from saint) to ping -* the specified host for a fast check if the host is alive. Note that -* it is necessary to set the suid flag on fping. -******************************************************************************/ +* +* This file contains the check_disk plugin +* +* This plugin will use the fping command to ping the specified host for a +* fast check +* +* +* 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 . +* +* +*****************************************************************************/ const char *progname = "check_fping"; -const char *revision = "$Revision$"; -const char *copyright = "1999-2003"; +const char *copyright = "2000-2007"; const char *email = "nagiosplug-devel@lists.sourceforge.net"; #include "common.h" @@ -37,13 +38,12 @@ const char *email = "nagiosplug-devel@lists.sourceforge.net"; #include "netutils.h" #include "utils.h" -#define PACKET_COUNT 1 -#define PACKET_SIZE 56 -#define UNKNOWN_PACKET_LOSS 200 /* 200% */ -#define UNKNOWN_TRIP_TIME -1.0 /* -1 seconds */ - -#define PL 0 -#define RTA 1 +enum { + PACKET_COUNT = 1, + PACKET_SIZE = 56, + PL = 0, + RTA = 1 +}; int textscan (char *buf); int process_arguments (int, char **); @@ -52,154 +52,173 @@ void print_help (void); void print_usage (void); char *server_name = NULL; -int cpl = UNKNOWN_PACKET_LOSS; -int wpl = UNKNOWN_PACKET_LOSS; -double crta = UNKNOWN_TRIP_TIME; -double wrta = UNKNOWN_TRIP_TIME; int packet_size = PACKET_SIZE; int packet_count = PACKET_COUNT; +int target_timeout = 0; +int packet_interval = 0; int verbose = FALSE; +int cpl; +int wpl; +double crta; +double wrta; +int cpl_p = FALSE; +int wpl_p = FALSE; +int crta_p = FALSE; +int wrta_p = FALSE; int main (int argc, char **argv) { - int status = STATE_UNKNOWN; - char *server = NULL; - char *command_line = NULL; - char *input_buffer = NULL; - input_buffer = malloc (MAX_INPUT_BUFFER); - - setlocale (LC_ALL, ""); - bindtextdomain (PACKAGE, LOCALEDIR); - textdomain (PACKAGE); - - if (process_arguments (argc, argv) == ERROR) - usage (_("Could not parse arguments\n")); - - server = strscpy (server, server_name); - - /* compose the command */ - asprintf (&command_line, "%s -b %d -c %d %s", PATH_TO_FPING, - packet_size, packet_count, server); - - if (verbose) - printf ("%s\n", command_line); - - /* run the command */ - child_process = spopen (command_line); - if (child_process == NULL) { - printf (_("Unable to open pipe: %s\n"), command_line); - return STATE_UNKNOWN; - } - - child_stderr = fdopen (child_stderr_array[fileno (child_process)], "r"); - if (child_stderr == NULL) { - printf (_("Could not open stderr for %s\n"), command_line); - } - - while (fgets (input_buffer, MAX_INPUT_BUFFER - 1, child_process)) { - if (verbose) - printf ("%s", input_buffer); - status = max_state (status, textscan (input_buffer)); - } - - /* If we get anything on STDERR, at least set warning */ - while (fgets (input_buffer, MAX_INPUT_BUFFER - 1, child_stderr)) { - status = max_state (status, STATE_WARNING); - if (verbose) - printf ("%s", input_buffer); - status = max_state (status, textscan (input_buffer)); - } - (void) fclose (child_stderr); - - /* close the pipe */ - if (spclose (child_process)) - /* need to use max_state not max */ - status = max_state (status, STATE_WARNING); - - printf ("FPING %s - %s\n", state_text (status), server_name); - - return status; +/* normaly should be int result = STATE_UNKNOWN; */ + + int status = STATE_UNKNOWN; + char *server = NULL; + char *command_line = NULL; + char *input_buffer = NULL; + char *option_string = ""; + input_buffer = malloc (MAX_INPUT_BUFFER); + + 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")); + + server = strscpy (server, server_name); + + /* compose the command */ + if (target_timeout) + asprintf(&option_string, "%s-t %d ", option_string, target_timeout); + if (packet_interval) + asprintf(&option_string, "%s-p %d ", option_string, packet_interval); + + asprintf (&command_line, "%s %s-b %d -c %d %s", PATH_TO_FPING, + option_string, packet_size, packet_count, server); + + if (verbose) + printf ("%s\n", command_line); + + /* run the command */ + child_process = spopen (command_line); + if (child_process == NULL) { + printf (_("Could not open pipe: %s\n"), command_line); + return STATE_UNKNOWN; + } + + child_stderr = fdopen (child_stderr_array[fileno (child_process)], "r"); + if (child_stderr == NULL) { + printf (_("Could not open stderr for %s\n"), command_line); + } + + while (fgets (input_buffer, MAX_INPUT_BUFFER - 1, child_process)) { + if (verbose) + printf ("%s", input_buffer); + status = max_state (status, textscan (input_buffer)); + } + + /* If we get anything on STDERR, at least set warning */ + while (fgets (input_buffer, MAX_INPUT_BUFFER - 1, child_stderr)) { + status = max_state (status, STATE_WARNING); + if (verbose) + printf ("%s", input_buffer); + status = max_state (status, textscan (input_buffer)); + } + (void) fclose (child_stderr); + + /* close the pipe */ + if (spclose (child_process)) + /* need to use max_state not max */ + status = max_state (status, STATE_WARNING); + + printf ("FPING %s - %s\n", state_text (status), server_name); + + return status; } - int textscan (char *buf) { - char *rtastr = NULL; - char *losstr = NULL; - double loss; - double rta; - int status = STATE_UNKNOWN; - - if (strstr (buf, "not found")) { - die (STATE_CRITICAL, _("FPING unknown - %s not found\n"), server_name); - - } - else if (strstr (buf, "is unreachable") || strstr (buf, "Unreachable")) { - die (STATE_CRITICAL, _("FPING critical - %s is unreachable\n"), - "host"); - - } - else if (strstr (buf, "is down")) { - die (STATE_CRITICAL, _("FPING critical - %s is down\n"), server_name); - - } - else if (strstr (buf, "is alive")) { - status = STATE_OK; - - } - else if (strstr (buf, "xmt/rcv/%loss") && strstr (buf, "min/avg/max")) { - losstr = strstr (buf, "="); - losstr = 1 + strstr (losstr, "/"); - losstr = 1 + strstr (losstr, "/"); - rtastr = strstr (buf, "min/avg/max"); - rtastr = strstr (rtastr, "="); - rtastr = 1 + index (rtastr, '/'); - loss = strtod (losstr, NULL); - rta = strtod (rtastr, NULL); - if (cpl != UNKNOWN_PACKET_LOSS && loss > cpl) - status = STATE_CRITICAL; - else if (crta <= 0 && rta > crta) - status = STATE_CRITICAL; - else if (wpl != UNKNOWN_PACKET_LOSS && loss > wpl) - status = STATE_WARNING; - else if (wrta >= 0 && rta > wrta) - status = STATE_WARNING; - else - status = STATE_OK; - die (status, _("FPING %s - %s (loss=%f%%, rta=%f ms)\n"), - state_text (status), server_name, loss, rta); - - } - else if(strstr (buf, "xmt/rcv/%loss") ) { - /* no min/max/avg if host was unreachable in fping v2.2.b1 */ - losstr = strstr (buf, "="); - losstr = 1 + strstr (losstr, "/"); - losstr = 1 + strstr (losstr, "/"); - loss = strtod (losstr, NULL); - if (atoi(losstr) == 100) - status = STATE_CRITICAL; - else if (cpl != UNKNOWN_PACKET_LOSS && loss > cpl) - status = STATE_CRITICAL; - else if (wpl != UNKNOWN_PACKET_LOSS && loss > wpl) - status = STATE_WARNING; - else - status = STATE_OK; - - die (status, _("FPING %s - %s (loss=%f%% )\n"), - state_text (status), server_name, loss ); - - } - else { - status = max_state (status, STATE_WARNING); - } - - return status; + char *rtastr = NULL; + char *losstr = NULL; + double loss; + double rta; + int status = STATE_UNKNOWN; + + if (strstr (buf, "not found")) { + die (STATE_CRITICAL, _("FPING UNKNOW - %s not found\n"), server_name); + + } + else if (strstr (buf, "is unreachable") || strstr (buf, "Unreachable")) { + die (STATE_CRITICAL, _("FPING CRITICAL - %s is unreachable\n"), + "host"); + + } + else if (strstr (buf, "is down")) { + die (STATE_CRITICAL, _("FPING CRITICAL - %s is down\n"), server_name); + + } + else if (strstr (buf, "is alive")) { + status = STATE_OK; + + } + else if (strstr (buf, "xmt/rcv/%loss") && strstr (buf, "min/avg/max")) { + losstr = strstr (buf, "="); + losstr = 1 + strstr (losstr, "/"); + losstr = 1 + strstr (losstr, "/"); + rtastr = strstr (buf, "min/avg/max"); + rtastr = strstr (rtastr, "="); + rtastr = 1 + index (rtastr, '/'); + loss = strtod (losstr, NULL); + rta = strtod (rtastr, NULL); + if (cpl_p == TRUE && loss > cpl) + status = STATE_CRITICAL; + else if (crta_p == TRUE && rta > crta) + status = STATE_CRITICAL; + else if (wpl_p == TRUE && loss > wpl) + status = STATE_WARNING; + else if (wrta_p == TRUE && rta > wrta) + status = STATE_WARNING; + else + status = STATE_OK; + die (status, + _("FPING %s - %s (loss=%.0f%%, rta=%f ms)|%s %s\n"), + state_text (status), server_name, loss, rta, + perfdata ("loss", (long int)loss, "%", wpl_p, wpl, cpl_p, cpl, TRUE, 0, TRUE, 100), + fperfdata ("rta", rta/1.0e3, "s", wrta_p, wrta/1.0e3, crta_p, crta/1.0e3, TRUE, 0, FALSE, 0)); + + } + else if(strstr (buf, "xmt/rcv/%loss") ) { + /* no min/max/avg if host was unreachable in fping v2.2.b1 */ + losstr = strstr (buf, "="); + losstr = 1 + strstr (losstr, "/"); + losstr = 1 + strstr (losstr, "/"); + loss = strtod (losstr, NULL); + if (atoi(losstr) == 100) + status = STATE_CRITICAL; + else if (cpl_p == TRUE && loss > cpl) + status = STATE_CRITICAL; + else if (wpl_p == TRUE && loss > wpl) + status = STATE_WARNING; + else + status = STATE_OK; + /* loss=%.0f%%;%d;%d;0;100 */ + die (status, _("FPING %s - %s (loss=%.0f%% )|%s\n"), + state_text (status), server_name, loss , + perfdata ("loss", (long int)loss, "%", wpl_p, wpl, cpl_p, cpl, TRUE, 0, TRUE, 100)); + + } + else { + status = max_state (status, STATE_WARNING); + } + + return status; } - @@ -207,202 +226,215 @@ textscan (char *buf) int process_arguments (int argc, char **argv) { - int c; - char *rv[2]; - - int option = 0; - static struct option longopts[] = { - {"hostname", required_argument, 0, 'H'}, - {"critical", required_argument, 0, 'c'}, - {"warning", required_argument, 0, 'w'}, - {"bytes", required_argument, 0, 'b'}, - {"number", required_argument, 0, 'n'}, - {"verbose", no_argument, 0, 'v'}, - {"version", no_argument, 0, 'V'}, - {"help", no_argument, 0, 'h'}, - {0, 0, 0, 0} - }; - - rv[PL] = NULL; - rv[RTA] = NULL; - - if (argc < 2) - return ERROR; - - if (!is_option (argv[1])) { - server_name = argv[1]; - argv[1] = argv[0]; - argv = &argv[1]; - argc--; - } - - while (1) { - c = getopt_long (argc, argv, "+hVvH:c:w:b:n:", longopts, &option); - - if (c == -1 || c == EOF || c == 1) - break; - - switch (c) { - case '?': /* print short usage statement if args not parsable */ - printf (_("%s: Unknown argument: %s\n\n"), progname, optarg); - print_usage (); - exit (STATE_UNKNOWN); - case 'h': /* help */ - print_help (); - exit (STATE_OK); - case 'V': /* version */ - print_revision (progname, revision); - exit (STATE_OK); - case 'v': /* verbose mode */ - verbose = TRUE; - break; - case 'H': /* hostname */ - if (is_host (optarg) == FALSE) { - printf (_("Invalid host name/address\n\n")); - print_usage (); - exit (STATE_UNKNOWN); - } - server_name = strscpy (server_name, optarg); - break; - case 'c': - get_threshold (optarg, rv); - if (rv[RTA]) { - crta = strtod (rv[RTA], NULL); - rv[RTA] = NULL; - } - if (rv[PL]) { - cpl = atoi (rv[PL]); - rv[PL] = NULL; - } - break; - case 'w': - get_threshold (optarg, rv); - if (rv[RTA]) { - wrta = strtod (rv[RTA], NULL); - rv[RTA] = NULL; - } - if (rv[PL]) { - wpl = atoi (rv[PL]); - rv[PL] = NULL; - } - break; - case 'b': /* bytes per packet */ - if (is_intpos (optarg)) - packet_size = atoi (optarg); - else - usage (_("Packet size must be a positive integer")); - break; - case 'n': /* number of packets */ - if (is_intpos (optarg)) - packet_count = atoi (optarg); - else - usage (_("Packet count must be a positive integer")); - break; - } - } - - - if (server_name == NULL) - usage (_("Host name was not supplied\n\n")); - - return OK; + int c; + char *rv[2]; + + int option = 0; + static struct option longopts[] = { + {"hostname", required_argument, 0, 'H'}, + {"critical", required_argument, 0, 'c'}, + {"warning", required_argument, 0, 'w'}, + {"bytes", required_argument, 0, 'b'}, + {"number", required_argument, 0, 'n'}, + {"target-timeout", required_argument, 0, 'T'}, + {"interval", required_argument, 0, 'i'}, + {"verbose", no_argument, 0, 'v'}, + {"version", no_argument, 0, 'V'}, + {"help", no_argument, 0, 'h'}, + {0, 0, 0, 0} + }; + + rv[PL] = NULL; + rv[RTA] = NULL; + + if (argc < 2) + return ERROR; + + if (!is_option (argv[1])) { + server_name = argv[1]; + argv[1] = argv[0]; + argv = &argv[1]; + argc--; + } + + while (1) { + c = getopt_long (argc, argv, "+hVvH:c:w:b:n:T:i:", longopts, &option); + + if (c == -1 || c == EOF || c == 1) + break; + + switch (c) { + case '?': /* print short usage statement if args not parsable */ + usage5 (); + case 'h': /* help */ + print_help (); + exit (STATE_OK); + case 'V': /* version */ + print_revision (progname, NP_VERSION); + exit (STATE_OK); + case 'v': /* verbose mode */ + verbose = TRUE; + break; + case 'H': /* hostname */ + if (is_host (optarg) == FALSE) { + usage2 (_("Invalid hostname/address"), optarg); + } + server_name = strscpy (server_name, optarg); + break; + case 'c': + get_threshold (optarg, rv); + if (rv[RTA]) { + crta = strtod (rv[RTA], NULL); + crta_p = TRUE; + rv[RTA] = NULL; + } + if (rv[PL]) { + cpl = atoi (rv[PL]); + cpl_p = TRUE; + rv[PL] = NULL; + } + break; + case 'w': + get_threshold (optarg, rv); + if (rv[RTA]) { + wrta = strtod (rv[RTA], NULL); + wrta_p = TRUE; + rv[RTA] = NULL; + } + if (rv[PL]) { + wpl = atoi (rv[PL]); + wpl_p = TRUE; + rv[PL] = NULL; + } + break; + case 'b': /* bytes per packet */ + if (is_intpos (optarg)) + packet_size = atoi (optarg); + else + usage (_("Packet size must be a positive integer")); + break; + case 'n': /* number of packets */ + if (is_intpos (optarg)) + packet_count = atoi (optarg); + else + usage (_("Packet count must be a positive integer")); + break; + case 'T': /* timeout in msec */ + if (is_intpos (optarg)) + target_timeout = atoi (optarg); + else + usage (_("Target timeout must be a positive integer")); + break; + case 'i': /* interval in msec */ + if (is_intpos (optarg)) + packet_interval = atoi (optarg); + else + usage (_("Interval must be a positive integer")); + break; + } + } + + if (server_name == NULL) + usage4 (_("Hostname was not supplied")); + + return OK; } - - - int get_threshold (char *arg, char *rv[2]) { - char *arg1 = NULL; - char *arg2 = NULL; - - arg1 = strscpy (arg1, arg); - if (strpbrk (arg1, ",:")) - arg2 = 1 + strpbrk (arg1, ",:"); - - if (arg2) { - arg1[strcspn (arg1, ",:")] = 0; - if (strstr (arg1, "%") && strstr (arg2, "%")) - die (STATE_UNKNOWN, - _("%s: Only one threshold may be packet loss (%s)\n"), progname, - arg); - if (!strstr (arg1, "%") && !strstr (arg2, "%")) - die (STATE_UNKNOWN, - _("%s: Only one threshold must be packet loss (%s)\n"), - progname, arg); - } - - if (arg2 && strstr (arg2, "%")) { - rv[PL] = arg2; - rv[RTA] = arg1; - } - else if (arg2) { - rv[PL] = arg1; - rv[RTA] = arg2; - } - else if (strstr (arg1, "%")) { - rv[PL] = arg1; - } - else { - rv[RTA] = arg1; - } - - return OK; + char *arg1 = NULL; + char *arg2 = NULL; + + arg1 = strscpy (arg1, arg); + if (strpbrk (arg1, ",:")) + arg2 = 1 + strpbrk (arg1, ",:"); + + if (arg2) { + arg1[strcspn (arg1, ",:")] = 0; + if (strstr (arg1, "%") && strstr (arg2, "%")) + die (STATE_UNKNOWN, + _("%s: Only one threshold may be packet loss (%s)\n"), progname, + arg); + if (!strstr (arg1, "%") && !strstr (arg2, "%")) + die (STATE_UNKNOWN, + _("%s: Only one threshold must be packet loss (%s)\n"), + progname, arg); + } + + if (arg2 && strstr (arg2, "%")) { + rv[PL] = arg2; + rv[RTA] = arg1; + } + else if (arg2) { + rv[PL] = arg1; + rv[RTA] = arg2; + } + else if (strstr (arg1, "%")) { + rv[PL] = arg1; + } + else { + rv[RTA] = arg1; + } + + return OK; } - - - - void print_help (void) { - print_revision (progname, "$Revision$"); - - printf (_("\ -Copyright (c) 1999 Didi Rieder (adrieder@sbox.tu-graz.ac.at)\n\n\ -This plugin will use the /bin/fping command (from saint) to ping the\n\ -specified host for a fast check if the host is alive. Note that it is\n\ -necessary to set the suid flag on fping.\n\n")); - - print_usage (); - - printf (_(UT_HELP_VRSN)); - - printf (_("\ - -H, --hostname=HOST\n\ - Name or IP Address of host to ping (IP Address bypasses name lookup,\n\ - reducing system load)\n\ - -w, --warning=THRESHOLD\n\ - warning threshold pair\n\ - -c, --critical=THRESHOLD\n\ - critical threshold pair\n\ - -b, --bytes=INTEGER\n\ - Size of ICMP packet (default: %d)\n\ - -n, --number=INTEGER\n\ - Number of ICMP packets to send (default: %d)\n"), - PACKET_SIZE, PACKET_COUNT); - - printf (_(UT_VERBOSE)); - - printf (_("\n\ -THRESHOLD is ,%% where is the round trip average travel\n\ -time (ms) which triggers a WARNING or CRITICAL state, and is the\n\ -percentage of packet loss to trigger an alarm state.\n")); - - printf (_(UT_SUPPORT)); + print_revision (progname, NP_VERSION); + + printf ("Copyright (c) 1999 Didi Rieder \n"); + printf (COPYRIGHT, copyright, email); + + printf ("%s\n", _("This plugin will use the fping command to ping the specified host for a fast check")); + + printf ("%s\n", _("Note that it is necessary to set the suid flag on fping.")); + + printf ("\n\n"); + + print_usage (); + + printf (UT_HELP_VRSN); + printf (UT_EXTRA_OPTS); + + printf (" %s\n", "-H, --hostname=HOST"); + printf (" %s\n", _("name or IP Address of host to ping (IP Address bypasses name lookup, reducing system load)")); + printf (" %s\n", "-w, --warning=THRESHOLD"); + printf (" %s\n", _("warning threshold pair")); + printf (" %s\n", "-c, --critical=THRESHOLD"); + printf (" %s\n", _("critical threshold pair")); + printf (" %s\n", "-b, --bytes=INTEGER"); + printf (" %s (default: %d)\n", _("size of ICMP packet"),PACKET_SIZE); + printf (" %s\n", "-n, --number=INTEGER"); + printf (" %s (default: %d)\n", _("number of ICMP packets to send"),PACKET_COUNT); + printf (" %s\n", "-T, --target-timeout=INTEGER"); + printf (" %s (default: fping's default for -t)\n", _("Target timeout (ms)"),PACKET_COUNT); + printf (" %s\n", "-i, --interval=INTEGER"); + printf (" %s (default: fping's default for -p)\n", _("Interval (ms) between sending packets"),PACKET_COUNT); + printf (UT_VERBOSE); + printf ("\n"); + printf (" %s\n", _("THRESHOLD is ,%% where is the round trip average travel time (ms)")); + printf (" %s\n", _("which triggers a WARNING or CRITICAL state, and is the percentage of")); + printf (" %s\n", _("packet loss to trigger an alarm state.")); + +#ifdef NP_EXTRA_OPTS + printf ("\n"); + printf ("%s\n", _("Notes:")); + printf (UT_EXTRA_OPTS_NOTES); +#endif + + printf (UT_SUPPORT); } - - void print_usage (void) { - printf (_("Usage: %s \n"), progname); - printf (_(UT_HLP_VRS), progname, progname); + printf (_("Usage:")); + printf (" %s -w limit -c limit [-b size] [-n number] [-T number] [-i number]\n", progname); }