Imported Upstream version 1.4.5
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412 changed files with 168642 additions and 0 deletions
655
plugins/check_ups.c
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655
plugins/check_ups.c
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/******************************************************************************
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*
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* Nagios check_ups plugin
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*
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* License: GPL
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* Copyright (c) 2000 Tom Shields
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* 2004 Alain Richard <alain.richard@equation.fr>
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* 2004 Arnaud Quette <arnaud.quette@mgeups.com>
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* Copyright (c) 2002-2006 nagios-plugins team
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*
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* Last Modified: $Date: 2006/10/19 23:53:28 $
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*
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* Description:
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*
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* This file contains Network UPS Tools plugin for Nagios
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*
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* This plugin tests the UPS service on the specified host.Network UPS Tools
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* from www.networkupstools.org must be running for thisplugin to work.
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*
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* License Information:
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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* $Id: check_ups.c,v 1.30 2006/10/19 23:53:28 opensides Exp $
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*
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******************************************************************************/
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const char *progname = "check_ups";
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const char *revision = "$Revision: 1.30 $";
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const char *copyright = "2002-2006";
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const char *email = "nagiosplug-devel@lists.sourceforge.net";
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#include "common.h"
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#include "netutils.h"
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#include "utils.h"
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enum {
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PORT = 3493
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};
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#define CHECK_NONE 0
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#define UPS_NONE 0 /* no supported options */
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#define UPS_UTILITY 1 /* supports utility line voltage */
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#define UPS_BATTPCT 2 /* supports percent battery remaining */
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#define UPS_STATUS 4 /* supports UPS status */
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#define UPS_TEMP 8 /* supports UPS temperature */
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#define UPS_LOADPCT 16 /* supports load percent */
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#define UPSSTATUS_NONE 0
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#define UPSSTATUS_OFF 1
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#define UPSSTATUS_OL 2
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#define UPSSTATUS_OB 4
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#define UPSSTATUS_LB 8
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#define UPSSTATUS_CAL 16
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#define UPSSTATUS_RB 32 /*Replace Battery */
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#define UPSSTATUS_BYPASS 64
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#define UPSSTATUS_OVER 128
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#define UPSSTATUS_TRIM 256
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#define UPSSTATUS_BOOST 512
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#define UPSSTATUS_CHRG 1024
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#define UPSSTATUS_DISCHRG 2048
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#define UPSSTATUS_UNKOWN 4096
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enum { NOSUCHVAR = ERROR-1 };
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int server_port = PORT;
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char *server_address;
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char *ups_name = NULL;
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double warning_value = 0.0;
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double critical_value = 0.0;
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int check_warn = FALSE;
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int check_crit = FALSE;
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int check_variable = UPS_NONE;
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int supported_options = UPS_NONE;
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int status = UPSSTATUS_NONE;
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double ups_utility_voltage = 0.0;
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double ups_battery_percent = 0.0;
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double ups_load_percent = 0.0;
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double ups_temperature = 0.0;
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char *ups_status;
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int temp_output_c = 0;
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int determine_status (void);
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int get_ups_variable (const char *, char *, size_t);
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int process_arguments (int, char **);
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int validate_arguments (void);
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void print_help (void);
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void print_usage (void);
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int
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main (int argc, char **argv)
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{
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int result = STATE_UNKNOWN;
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char *message;
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char *data;
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char *tunits;
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char temp_buffer[MAX_INPUT_BUFFER];
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double ups_utility_deviation = 0.0;
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int res;
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setlocale (LC_ALL, "");
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bindtextdomain (PACKAGE, LOCALEDIR);
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textdomain (PACKAGE);
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ups_status = strdup ("N/A");
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data = strdup ("");
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message = strdup ("");
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if (process_arguments (argc, argv) == ERROR)
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usage4 (_("Could not parse arguments"));
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/* initialize alarm signal handling */
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signal (SIGALRM, socket_timeout_alarm_handler);
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/* set socket timeout */
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alarm (socket_timeout);
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/* get the ups status if possible */
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if (determine_status () != OK)
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return STATE_CRITICAL;
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if (supported_options & UPS_STATUS) {
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ups_status = strdup ("");
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result = STATE_OK;
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if (status & UPSSTATUS_OFF) {
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asprintf (&ups_status, "Off");
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result = STATE_CRITICAL;
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}
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else if ((status & (UPSSTATUS_OB | UPSSTATUS_LB)) ==
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(UPSSTATUS_OB | UPSSTATUS_LB)) {
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asprintf (&ups_status, _("On Battery, Low Battery"));
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result = STATE_CRITICAL;
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}
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else {
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if (status & UPSSTATUS_OL) {
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asprintf (&ups_status, "%s%s", ups_status, _("Online"));
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}
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if (status & UPSSTATUS_OB) {
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asprintf (&ups_status, "%s%s", ups_status, _("On Battery"));
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result = STATE_WARNING;
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}
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if (status & UPSSTATUS_LB) {
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asprintf (&ups_status, "%s%s", ups_status, _(", Low Battery"));
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result = STATE_WARNING;
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}
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if (status & UPSSTATUS_CAL) {
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asprintf (&ups_status, "%s%s", ups_status, _(", Calibrating"));
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}
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if (status & UPSSTATUS_RB) {
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asprintf (&ups_status, "%s%s", ups_status, _(", Replace Battery"));
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result = STATE_WARNING;
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}
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if (status & UPSSTATUS_BYPASS) {
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asprintf (&ups_status, "%s%s", ups_status, _(", On Bypass"));
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}
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if (status & UPSSTATUS_OVER) {
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asprintf (&ups_status, "%s%s", ups_status, _(", Overload"));
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}
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if (status & UPSSTATUS_TRIM) {
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asprintf (&ups_status, "%s%s", ups_status, _(", Trimming"));
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}
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if (status & UPSSTATUS_BOOST) {
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asprintf (&ups_status, "%s%s", ups_status, _(", Boosting"));
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}
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if (status & UPSSTATUS_CHRG) {
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asprintf (&ups_status, "%s%s", ups_status, _(", Charging"));
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}
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if (status & UPSSTATUS_DISCHRG) {
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asprintf (&ups_status, "%s%s", ups_status, _(", Discharging"));
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}
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if (status & UPSSTATUS_UNKOWN) {
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asprintf (&ups_status, "%s%s", ups_status, _(", Unknown"));
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}
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}
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asprintf (&message, "%sStatus=%s ", message, ups_status);
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}
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/* get the ups utility voltage if possible */
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res=get_ups_variable ("input.voltage", temp_buffer, sizeof (temp_buffer));
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if (res == NOSUCHVAR) supported_options &= ~UPS_UTILITY;
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else if (res != OK)
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return STATE_CRITICAL;
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else {
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supported_options |= UPS_UTILITY;
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ups_utility_voltage = atof (temp_buffer);
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asprintf (&message, "%sUtility=%3.1fV ", message, ups_utility_voltage);
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if (ups_utility_voltage > 120.0)
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ups_utility_deviation = 120.0 - ups_utility_voltage;
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else
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ups_utility_deviation = ups_utility_voltage - 120.0;
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if (check_variable == UPS_UTILITY) {
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if (check_crit==TRUE && ups_utility_deviation>=critical_value) {
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result = STATE_CRITICAL;
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}
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else if (check_warn==TRUE && ups_utility_deviation>=warning_value) {
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result = max_state (result, STATE_WARNING);
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}
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asprintf (&data, "%s",
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perfdata ("voltage", (long)(1000*ups_utility_voltage), "mV",
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check_warn, (long)(1000*warning_value),
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check_crit, (long)(1000*critical_value),
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TRUE, 0, FALSE, 0));
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} else {
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asprintf (&data, "%s",
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perfdata ("voltage", (long)(1000*ups_utility_voltage), "mV",
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FALSE, 0, FALSE, 0, TRUE, 0, FALSE, 0));
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}
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}
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/* get the ups battery percent if possible */
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res=get_ups_variable ("battery.charge", temp_buffer, sizeof (temp_buffer));
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if (res == NOSUCHVAR) supported_options &= ~UPS_BATTPCT;
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else if ( res != OK)
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return STATE_CRITICAL;
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else {
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supported_options |= UPS_BATTPCT;
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ups_battery_percent = atof (temp_buffer);
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asprintf (&message, "%sBatt=%3.1f%% ", message, ups_battery_percent);
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if (check_variable == UPS_BATTPCT) {
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if (check_crit==TRUE && ups_battery_percent <= critical_value) {
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result = STATE_CRITICAL;
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}
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else if (check_warn==TRUE && ups_battery_percent<=warning_value) {
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result = max_state (result, STATE_WARNING);
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}
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asprintf (&data, "%s %s", data,
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perfdata ("battery", (long)ups_battery_percent, "%",
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check_warn, (long)(1000*warning_value),
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check_crit, (long)(1000*critical_value),
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TRUE, 0, TRUE, 100));
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} else {
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asprintf (&data, "%s %s", data,
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perfdata ("battery", (long)ups_battery_percent, "%",
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FALSE, 0, FALSE, 0, TRUE, 0, TRUE, 100));
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}
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}
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/* get the ups load percent if possible */
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res=get_ups_variable ("ups.load", temp_buffer, sizeof (temp_buffer));
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if ( res == NOSUCHVAR ) supported_options &= ~UPS_LOADPCT;
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else if ( res != OK)
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return STATE_CRITICAL;
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else {
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supported_options |= UPS_LOADPCT;
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ups_load_percent = atof (temp_buffer);
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asprintf (&message, "%sLoad=%3.1f%% ", message, ups_load_percent);
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if (check_variable == UPS_LOADPCT) {
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if (check_crit==TRUE && ups_load_percent>=critical_value) {
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result = STATE_CRITICAL;
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}
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else if (check_warn==TRUE && ups_load_percent>=warning_value) {
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result = max_state (result, STATE_WARNING);
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}
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asprintf (&data, "%s %s", data,
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perfdata ("load", (long)ups_load_percent, "%",
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check_warn, (long)(1000*warning_value),
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check_crit, (long)(1000*critical_value),
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TRUE, 0, TRUE, 100));
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} else {
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asprintf (&data, "%s %s", data,
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perfdata ("load", (long)ups_load_percent, "%",
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FALSE, 0, FALSE, 0, TRUE, 0, TRUE, 100));
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}
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}
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/* get the ups temperature if possible */
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res=get_ups_variable ("ups.temperature", temp_buffer, sizeof (temp_buffer));
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if ( res == NOSUCHVAR ) supported_options &= ~UPS_TEMP;
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else if ( res != OK)
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return STATE_CRITICAL;
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else {
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supported_options |= UPS_TEMP;
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if (temp_output_c) {
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tunits="degC";
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ups_temperature = atof (temp_buffer);
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asprintf (&message, "%sTemp=%3.1fC", message, ups_temperature);
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}
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else {
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tunits="degF";
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ups_temperature = (atof (temp_buffer) * 1.8) + 32;
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asprintf (&message, "%sTemp=%3.1fF", message, ups_temperature);
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}
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if (check_variable == UPS_TEMP) {
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if (check_crit==TRUE && ups_temperature>=critical_value) {
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result = STATE_CRITICAL;
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}
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else if (check_warn == TRUE && ups_temperature>=warning_value) {
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result = max_state (result, STATE_WARNING);
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}
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asprintf (&data, "%s %s", data,
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perfdata ("temp", (long)ups_temperature, tunits,
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check_warn, (long)(1000*warning_value),
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check_crit, (long)(1000*critical_value),
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TRUE, 0, FALSE, 0));
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} else {
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asprintf (&data, "%s %s", data,
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perfdata ("temp", (long)ups_temperature, tunits,
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FALSE, 0, FALSE, 0, TRUE, 0, FALSE, 0));
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}
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}
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/* if the UPS does not support any options we are looking for, report an error */
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if (supported_options == UPS_NONE) {
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result = STATE_CRITICAL;
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asprintf (&message, _("UPS does not support any available options\n"));
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}
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/* reset timeout */
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alarm (0);
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printf ("UPS %s - %s|%s\n", state_text(result), message, data);
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return result;
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}
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/* determines what options are supported by the UPS */
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int
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determine_status (void)
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{
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char recv_buffer[MAX_INPUT_BUFFER];
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char temp_buffer[MAX_INPUT_BUFFER];
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char *ptr;
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int res;
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res=get_ups_variable ("ups.status", recv_buffer, sizeof (recv_buffer));
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if (res == NOSUCHVAR) return OK;
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if (res != STATE_OK) {
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printf ("%s\n", _("Invalid response received from host"));
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return ERROR;
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}
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supported_options |= UPS_STATUS;
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strcpy (temp_buffer, recv_buffer);
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for (ptr = (char *) strtok (temp_buffer, " "); ptr != NULL;
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ptr = (char *) strtok (NULL, " ")) {
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if (!strcmp (ptr, "OFF"))
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status |= UPSSTATUS_OFF;
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else if (!strcmp (ptr, "OL"))
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status |= UPSSTATUS_OL;
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else if (!strcmp (ptr, "OB"))
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status |= UPSSTATUS_OB;
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else if (!strcmp (ptr, "LB"))
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status |= UPSSTATUS_LB;
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else if (!strcmp (ptr, "CAL"))
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status |= UPSSTATUS_CAL;
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else if (!strcmp (ptr, "RB"))
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status |= UPSSTATUS_RB;
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else if (!strcmp (ptr, "BYPASS"))
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status |= UPSSTATUS_BYPASS;
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else if (!strcmp (ptr, "OVER"))
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status |= UPSSTATUS_OVER;
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else if (!strcmp (ptr, "TRIM"))
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status |= UPSSTATUS_TRIM;
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else if (!strcmp (ptr, "BOOST"))
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status |= UPSSTATUS_BOOST;
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else if (!strcmp (ptr, "CHRG"))
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status |= UPSSTATUS_CHRG;
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else if (!strcmp (ptr, "DISCHRG"))
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status |= UPSSTATUS_DISCHRG;
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else
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status |= UPSSTATUS_UNKOWN;
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}
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return OK;
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}
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/* gets a variable value for a specific UPS */
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int
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get_ups_variable (const char *varname, char *buf, size_t buflen)
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{
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/* char command[MAX_INPUT_BUFFER]; */
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char temp_buffer[MAX_INPUT_BUFFER];
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char send_buffer[MAX_INPUT_BUFFER];
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char *ptr;
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int len;
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|
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*buf=0;
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/* create the command string to send to the UPS daemon */
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sprintf (send_buffer, "GET VAR %s %s\n", ups_name, varname);
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/* send the command to the daemon and get a response back */
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if (process_tcp_request
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(server_address, server_port, send_buffer, temp_buffer,
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sizeof (temp_buffer)) != STATE_OK) {
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printf ("%s\n", _("Invalid response received from host"));
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return ERROR;
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}
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ptr = temp_buffer;
|
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len = strlen(ptr);
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if (len > 0 && ptr[len-1] == '\n') ptr[len-1]=0;
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if (strcmp (ptr, "ERR UNKNOWN-UPS") == 0) {
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printf (_("CRITICAL - no such ups '%s' on that host\n"), ups_name);
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return ERROR;
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}
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if (strcmp (ptr, "ERR VAR-NOT-SUPPORTED") == 0) {
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/*printf ("Error: Variable '%s' is not supported\n", varname);*/
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return NOSUCHVAR;
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}
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if (strcmp (ptr, "ERR DATA-STALE") == 0) {
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printf ("%s\n", _("CRITICAL - UPS data is stale"));
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return ERROR;
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}
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if (strncmp (ptr, "ERR", 3) == 0) {
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printf (_("Unknown error: %s\n"), ptr);
|
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return ERROR;
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}
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|
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ptr = temp_buffer + strlen (varname) + strlen (ups_name) + 6;
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len = strlen(ptr);
|
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if (len < 2 || ptr[0] != '"' || ptr[len-1] != '"') {
|
||||
printf ("%s\n", _("Error: unable to parse variable"));
|
||||
return ERROR;
|
||||
}
|
||||
strncpy (buf, ptr+1, len - 2);
|
||||
buf[len - 2] = 0;
|
||||
|
||||
return OK;
|
||||
}
|
||||
|
||||
|
||||
/* Command line: CHECK_UPS -H <host_address> -u ups [-p port] [-v variable]
|
||||
[-wv warn_value] [-cv crit_value] [-to to_sec] */
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||||
|
||||
|
||||
/* 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'},
|
||||
{"ups", required_argument, 0, 'u'},
|
||||
{"port", required_argument, 0, 'p'},
|
||||
{"critical", required_argument, 0, 'c'},
|
||||
{"warning", required_argument, 0, 'w'},
|
||||
{"timeout", required_argument, 0, 't'},
|
||||
{"temperature", no_argument, 0, 'T'},
|
||||
{"variable", required_argument, 0, 'v'},
|
||||
{"version", no_argument, 0, 'V'},
|
||||
{"help", no_argument, 0, 'h'},
|
||||
{0, 0, 0, 0}
|
||||
};
|
||||
|
||||
if (argc < 2)
|
||||
return ERROR;
|
||||
|
||||
for (c = 1; c < argc; c++) {
|
||||
if (strcmp ("-to", argv[c]) == 0)
|
||||
strcpy (argv[c], "-t");
|
||||
else if (strcmp ("-wt", argv[c]) == 0)
|
||||
strcpy (argv[c], "-w");
|
||||
else if (strcmp ("-ct", argv[c]) == 0)
|
||||
strcpy (argv[c], "-c");
|
||||
}
|
||||
|
||||
while (1) {
|
||||
c = getopt_long (argc, argv, "hVTH:u:p:v:c:w:t:", longopts,
|
||||
&option);
|
||||
|
||||
if (c == -1 || c == EOF)
|
||||
break;
|
||||
|
||||
switch (c) {
|
||||
case '?': /* help */
|
||||
usage2 (_("Unknown argument"), optarg);
|
||||
case 'H': /* hostname */
|
||||
if (is_host (optarg)) {
|
||||
server_address = optarg;
|
||||
}
|
||||
else {
|
||||
usage2 (_("Invalid hostname/address"), optarg);
|
||||
}
|
||||
break;
|
||||
case 'T': /* FIXME: to be improved (ie "-T C" for Celsius or "-T F" for Farenheit) */
|
||||
temp_output_c = 1;
|
||||
break;
|
||||
case 'u': /* ups name */
|
||||
ups_name = optarg;
|
||||
break;
|
||||
case 'p': /* port */
|
||||
if (is_intpos (optarg)) {
|
||||
server_port = atoi (optarg);
|
||||
}
|
||||
else {
|
||||
usage2 (_("Port must be a positive integer"), optarg);
|
||||
}
|
||||
break;
|
||||
case 'c': /* critical time threshold */
|
||||
if (is_intnonneg (optarg)) {
|
||||
critical_value = atoi (optarg);
|
||||
check_crit = TRUE;
|
||||
}
|
||||
else {
|
||||
usage2 (_("Critical time must be a positive integer"), optarg);
|
||||
}
|
||||
break;
|
||||
case 'w': /* warning time threshold */
|
||||
if (is_intnonneg (optarg)) {
|
||||
warning_value = atoi (optarg);
|
||||
check_warn = TRUE;
|
||||
}
|
||||
else {
|
||||
usage2 (_("Warning time must be a positive integer"), optarg);
|
||||
}
|
||||
break;
|
||||
case 'v': /* variable */
|
||||
if (!strcmp (optarg, "LINE"))
|
||||
check_variable = UPS_UTILITY;
|
||||
else if (!strcmp (optarg, "TEMP"))
|
||||
check_variable = UPS_TEMP;
|
||||
else if (!strcmp (optarg, "BATTPCT"))
|
||||
check_variable = UPS_BATTPCT;
|
||||
else if (!strcmp (optarg, "LOADPCT"))
|
||||
check_variable = UPS_LOADPCT;
|
||||
else
|
||||
usage2 (_("Unrecognized UPS variable"), optarg);
|
||||
break;
|
||||
case 't': /* timeout */
|
||||
if (is_intnonneg (optarg)) {
|
||||
socket_timeout = atoi (optarg);
|
||||
}
|
||||
else {
|
||||
usage4 (_("Timeout interval must be a positive integer"));
|
||||
}
|
||||
break;
|
||||
case 'V': /* version */
|
||||
print_revision (progname, revision);
|
||||
exit (STATE_OK);
|
||||
case 'h': /* help */
|
||||
print_help ();
|
||||
exit (STATE_OK);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
if (server_address == NULL && argc > optind) {
|
||||
if (is_host (argv[optind]))
|
||||
server_address = argv[optind++];
|
||||
else
|
||||
usage2 (_("Invalid hostname/address"), optarg);
|
||||
}
|
||||
|
||||
if (server_address == NULL)
|
||||
server_address = strdup("127.0.0.1");
|
||||
|
||||
return validate_arguments();
|
||||
}
|
||||
|
||||
|
||||
int
|
||||
validate_arguments (void)
|
||||
{
|
||||
if (! ups_name) {
|
||||
printf ("%s\n", _("Error : no ups indicated"));
|
||||
return ERROR;
|
||||
}
|
||||
return OK;
|
||||
}
|
||||
|
||||
|
||||
void
|
||||
print_help (void)
|
||||
{
|
||||
char *myport;
|
||||
asprintf (&myport, "%d", PORT);
|
||||
|
||||
print_revision (progname, revision);
|
||||
|
||||
printf ("Copyright (c) 2000 Tom Shields");
|
||||
printf ("Copyright (c) 2004 Alain Richard <alain.richard@equation.fr>\n");
|
||||
printf ("Copyright (c) 2004 Arnaud Quette <arnaud.quette@mgeups.com>\n");
|
||||
printf (COPYRIGHT, copyright, email);
|
||||
|
||||
printf ("%s\n", _("This plugin tests the UPS service on the specified host.Network UPS Tools "));
|
||||
printf ("%s\n", _("from www.networkupstools.org must be running for thisplugin to work."));
|
||||
|
||||
printf ("\n\n");
|
||||
|
||||
print_usage ();
|
||||
|
||||
printf (_(UT_HELP_VRSN));
|
||||
|
||||
printf (_(UT_HOST_PORT), 'p', myport);
|
||||
|
||||
printf (" %s\n", "-u, --ups=STRING");
|
||||
printf (" %s\n", _("Name of UPS"));
|
||||
printf (" %s\n", "-T, --temperature");
|
||||
printf (" %s\n", _("Output of temperatures in Celsius"));
|
||||
|
||||
printf (_(UT_WARN_CRIT));
|
||||
|
||||
printf (_(UT_TIMEOUT), DEFAULT_SOCKET_TIMEOUT);
|
||||
|
||||
printf (_(UT_VERBOSE));
|
||||
|
||||
printf ("\n");
|
||||
printf ("%s\n", _("Notes:"));
|
||||
|
||||
printf ("%s\n", _("This plugin attempts to determine the status of a UPS (Uninterruptible Power"));
|
||||
printf ("%s\n", _("Supply) on a local or remote host. If the UPS is online or calibrating, the"));
|
||||
printf ("%s\n", _("plugin will return an OK state. If the battery is on it will return a WARNING"));
|
||||
printf ("%s\n", _("state.If the UPS is off or has a low battery the plugin will return a CRITICAL"));
|
||||
printf ("%s\n\n", _("state."));
|
||||
|
||||
printf ("%s\n", _("You may also specify a variable to check [such as temperature, utility voltage,"));
|
||||
printf ("%s\n", _("battery load, etc.] as well as warning and critical thresholds for the value of"));
|
||||
printf ("%s\n", _("that variable. If the remote host has multiple UPS that are being monitored you"));
|
||||
printf ("%s\n", _("will have to use the [ups] option to specify which UPS to check."));
|
||||
|
||||
printf ("%s\n", _("This plugin requires that the UPSD daemon distributed with Russel Kroll's"));
|
||||
printf ("%s\n", _("Smart UPS Tools be installed on the remote host. If you do not have the"));
|
||||
printf ("%s\n", _("package installed on your system, you can download it from http://www.networkupstools.org"));
|
||||
|
||||
printf (_(UT_SUPPORT));
|
||||
}
|
||||
|
||||
|
||||
void
|
||||
print_usage (void)
|
||||
{
|
||||
printf (_("Usage:"));
|
||||
printf ("%s -H host -u ups [-p port] [-v variable] [-w warn_value] [-c crit_value] [-to to_sec] [-T]\n", progname);
|
||||
}
|
||||
Loading…
Add table
Add a link
Reference in a new issue