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pkg-monitoring-plugins/plugins/check_ide_smart.c

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/******************************************************************************
* Nagios check_ide_smart plugin
*
* License: GPL
*
* ide-smart 1.3 - IDE S.M.A.R.T. checking tool
* Copyright (C) 1998-1999 Ragnar Hojland Espinosa <ragnar@lightside.dhis.org>
* 1998 Gadi Oxman <gadio@netvision.net.il>
*
* Copyright (c) 2000 Robert Dale <rdale@digital-mission.com>
* Copyright (c) 2000-2006 nagios-plugins team
*
* Last Modified: $Date: 2007/02/06 21:03:21 $
*
* Description:
*
* This file contains the check_ide_smart plugin
*
* This plugin checks a local hard drive with the (Linux specific) SMART interface
*
*
* License Information:
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* $Id: check_ide_smart.c,v 1.14 2007/02/06 21:03:21 opensides Exp $
*/
const char *progname = "check_ide_smart";
const char *revision = "$Revision: 1.14 $";
const char *copyright = "2000-2006";
const char *email = "nagiosplug-devel@lists.sourceforge.net";
#include "common.h"
#include "utils.h"
void print_help (void);
void print_usage (void);
#include <sys/stat.h>
#include <sys/ioctl.h>
#include <fcntl.h>
#include <linux/hdreg.h>
#include <linux/types.h>
#include <errno.h>
#define NR_ATTRIBUTES 30
#ifndef TRUE
#define TRUE 1
#endif /* */
#define PREFAILURE 2
#define ADVISORY 1
#define OPERATIONAL 0
#define UNKNOWN -1
typedef struct threshold_s
{
__u8 id;
__u8 threshold;
__u8 reserved[10];
}
__attribute__ ((packed)) threshold_t;
typedef struct thresholds_s
{
__u16 revision;
threshold_t thresholds[NR_ATTRIBUTES];
__u8 reserved[18];
__u8 vendor[131];
__u8 checksum;
}
__attribute__ ((packed)) thresholds_t;
typedef struct value_s
{
__u8 id;
__u16 status;
__u8 value;
__u8 vendor[8];
}
__attribute__ ((packed)) value_t;
typedef struct values_s
{
__u16 revision;
value_t values[NR_ATTRIBUTES];
__u8 offline_status;
__u8 vendor1;
__u16 offline_timeout;
__u8 vendor2;
__u8 offline_capability;
__u16 smart_capability;
__u8 reserved[16];
__u8 vendor[125];
__u8 checksum;
}
__attribute__ ((packed)) values_t;
struct
{
__u8 value;
char *text;
}
offline_status_text[] =
{
{0x00, "NeverStarted"},
{0x02, "Completed"},
{0x04, "Suspended"},
{0x05, "Aborted"},
{0x06, "Failed"},
{0, 0}
};
struct
{
__u8 value;
char *text;
}
smart_command[] =
{
{SMART_ENABLE, "SMART_ENABLE"},
{SMART_DISABLE, "SMART_DISABLE"},
{SMART_IMMEDIATE_OFFLINE, "SMART_IMMEDIATE_OFFLINE"},
{SMART_AUTO_OFFLINE, "SMART_AUTO_OFFLINE"}
};
/* Index to smart_command table, keep in order */
enum SmartCommand
{ SMART_CMD_ENABLE,
SMART_CMD_DISABLE,
SMART_CMD_IMMEDIATE_OFFLINE,
SMART_CMD_AUTO_OFFLINE
};
void print_values (values_t * p, thresholds_t * t);
int smart_cmd_simple (int fd, enum SmartCommand command, __u8 val0, char show_error);
int
main (int argc, char *argv[])
{
char *device = NULL;
int command = -1;
int o, longindex;
int retval = 0;
thresholds_t thresholds;
values_t values;
int fd;
static struct option longopts[] = {
{"device", required_argument, 0, 'd'},
{"immediate", no_argument, 0, 'i'},
{"quiet-check", no_argument, 0, 'q'},
{"auto-on", no_argument, 0, '1'},
{"auto-off", no_argument, 0, '0'},
{"nagios", no_argument, 0, 'n'},
{"help", no_argument, 0, 'h'},
{"version", no_argument, 0, 'V'}, {0, 0, 0, 0}
};
setlocale (LC_ALL, "");
bindtextdomain (PACKAGE, LOCALEDIR);
textdomain (PACKAGE);
while (1) {
o = getopt_long (argc, argv, "+d:iq10nhV", longopts, &longindex);
if (o == -1 || o == EOF || o == 1)
break;
switch (o) {
case 'd':
device = optarg;
break;
case 'q':
command = 3;
break;
case 'i':
command = 2;
break;
case '1':
command = 1;
break;
case '0':
command = 0;
break;
case 'n':
command = 4;
break;
case 'h':
print_help ();
return STATE_OK;
case 'V':
print_revision (progname, revision);
return STATE_OK;
default:
usage5 ();
}
}
if (optind < argc) {
device = argv[optind];
}
if (!device) {
print_help ();
return STATE_OK;
}
fd = open (device, O_RDONLY);
if (fd < 0) {
printf (_("CRITICAL - Couldn't open device %s: %s\n"), device, strerror (errno));
return STATE_CRITICAL;
}
if (smart_cmd_simple (fd, SMART_CMD_ENABLE, 0, TRUE)) {
printf (_("CRITICAL - SMART_CMD_ENABLE\n"));
return STATE_CRITICAL;
}
switch (command) {
case 0:
retval = smart_cmd_simple (fd, SMART_CMD_AUTO_OFFLINE, 0, TRUE);
break;
case 1:
retval = smart_cmd_simple (fd, SMART_CMD_AUTO_OFFLINE, 0xF8, TRUE);
break;
case 2:
retval = smart_cmd_simple (fd, SMART_CMD_IMMEDIATE_OFFLINE, 0, TRUE);
break;
case 3:
smart_read_values (fd, &values);
smart_read_thresholds (fd, &thresholds);
retval = values_not_passed (&values, &thresholds);
break;
case 4:
smart_read_values (fd, &values);
smart_read_thresholds (fd, &thresholds);
retval = nagios (&values, &thresholds);
break;
default:
smart_read_values (fd, &values);
smart_read_thresholds (fd, &thresholds);
print_values (&values, &thresholds);
break;
}
close (fd);
return retval;
}
char *
get_offline_text (int status)
{
int i;
for (i = 0; offline_status_text[i].text; i++) {
if (offline_status_text[i].value == status) {
return offline_status_text[i].text;
}
}
return "UNKNOW";
}
int
smart_read_values (int fd, values_t * values)
{
int e;
__u8 args[4 + 512];
args[0] = WIN_SMART;
args[1] = 0;
args[2] = SMART_READ_VALUES;
args[3] = 1;
if (ioctl (fd, HDIO_DRIVE_CMD, &args)) {
e = errno;
printf (_("CRITICAL - SMART_READ_VALUES: %s\n"), strerror (errno));
return e;
}
memcpy (values, args + 4, 512);
return 0;
}
int
values_not_passed (values_t * p, thresholds_t * t)
{
value_t * value = p->values;
threshold_t * threshold = t->thresholds;
int failed = 0;
int passed = 0;
int i;
for (i = 0; i < NR_ATTRIBUTES; i++) {
if (value->id && threshold->id && value->id == threshold->id) {
if (value->value <= threshold->threshold) {
++failed;
}
else {
++passed;
}
}
++value;
++threshold;
}
return (passed ? -failed : 2);
}
int
nagios (values_t * p, thresholds_t * t)
{
value_t * value = p->values;
threshold_t * threshold = t->thresholds;
int status = OPERATIONAL;
int prefailure = 0;
int advisory = 0;
int failed = 0;
int passed = 0;
int total = 0;
int i;
for (i = 0; i < NR_ATTRIBUTES; i++) {
if (value->id && threshold->id && value->id == threshold->id) {
if (value->value <= threshold->threshold) {
++failed;
if (value->status & 1) {
status = PREFAILURE;
++prefailure;
}
else {
status = ADVISORY;
++advisory;
}
}
else {
++passed;
}
++total;
}
++value;
++threshold;
}
switch (status) {
case PREFAILURE:
printf (_("CRITICAL - %d Harddrive PreFailure%cDetected! %d/%d tests failed.\n"),
prefailure,
prefailure > 1 ? 's' : ' ',
failed,
total);
status=STATE_CRITICAL;
break;
case ADVISORY:
printf (_("WARNING - %d Harddrive Advisor%s Detected. %d/%d tests failed.\n"),
advisory,
advisory > 1 ? "ies" : "y",
failed,
total);
status=STATE_WARNING;
break;
case OPERATIONAL:
printf (_("OK - Operational (%d/%d tests passed)\n"), passed, total);
status=STATE_OK;
break;
default:
printf (_("ERROR - Status '%d' unkown. %d/%d tests passed\n"), status,
passed, total);
status = STATE_UNKNOWN;
break;
}
return status;
}
void
print_value (value_t * p, threshold_t * t)
{
printf ("Id=%3d, Status=%2d {%s , %s}, Value=%3d, Threshold=%3d, %s\n",
p->id, p->status, p->status & 1 ? "PreFailure" : "Advisory ",
p->status & 2 ? "OnLine " : "OffLine", p->value, t->threshold,
p->value > t->threshold ? "Passed" : "Failed");
}
void
print_values (values_t * p, thresholds_t * t)
{
value_t * value = p->values;
threshold_t * threshold = t->thresholds;
int i;
for (i = 0; i < NR_ATTRIBUTES; i++) {
if (value->id && threshold->id && value->id == threshold->id) {
print_value (value++, threshold++);
}
}
printf
(_("OffLineStatus=%d {%s}, AutoOffLine=%s, OffLineTimeout=%d minutes\n"),
p->offline_status,
get_offline_text (p->offline_status & 0x7f),
(p->offline_status & 0x80 ? "Yes" : "No"),
p->offline_timeout / 60);
printf
(_("OffLineCapability=%d {%s %s %s}\n"),
p->offline_capability,
p->offline_capability & 1 ? "Immediate" : "",
p->offline_capability & 2 ? "Auto" : "",
p->offline_capability & 4 ? "AbortOnCmd" : "SuspendOnCmd");
printf
(_("SmartRevision=%d, CheckSum=%d, SmartCapability=%d {%s %s}\n"),
p->revision,
p->checksum,
p->smart_capability,
p->smart_capability & 1 ? "SaveOnStandBy" : "",
p->smart_capability & 2 ? "AutoSave" : "");
}
void
print_thresholds (thresholds_t * p)
{
threshold_t * threshold = p->thresholds;
int i;
printf ("\n");
printf ("SmartRevision=%d\n", p->revision);
for (i = 0; i < NR_ATTRIBUTES; i++) {
if (threshold->id) {
printf ("Id=%3d, Threshold=%3d\n", threshold->id,
threshold->threshold); }
++threshold;
}
printf ("CheckSum=%d\n", p->checksum);
}
int
smart_cmd_simple (int fd, enum SmartCommand command, __u8 val0, char show_error)
{
int e = 0;
__u8 args[4];
args[0] = WIN_SMART;
args[1] = val0;
args[2] = smart_command[command].value;
args[3] = 0;
if (ioctl (fd, HDIO_DRIVE_CMD, &args)) {
e = errno;
if (show_error) {
printf (_("CRITICAL - %s: %s\n"), smart_command[command].text, strerror (errno));
}
}
return e;
}
int
smart_read_thresholds (int fd, thresholds_t * thresholds)
{
int e;
__u8 args[4 + 512];
args[0] = WIN_SMART;
args[1] = 0;
args[2] = SMART_READ_THRESHOLDS;
args[3] = 1;
if (ioctl (fd, HDIO_DRIVE_CMD, &args)) {
e = errno;
printf (_("CRITICAL - SMART_READ_THRESHOLDS: %s\n"), strerror (errno));
return e;
}
memcpy (thresholds, args + 4, 512);
return 0;
}
void
print_help (void)
{
print_revision (progname, revision);
printf ("Nagios feature - 1999 Robert Dale <rdale@digital-mission.com>\n");
printf ("(C) 1999 Ragnar Hojland Espinosa <ragnar@lightside.dhis.org>\n");
printf (COPYRIGHT, copyright, email);
printf (_("This plugin checks a local hard drive with the (Linux specific) SMART interface [http://smartlinux.sourceforge.net/smart/index.php]."));
printf ("\n\n");
print_usage ();
printf (_(UT_HELP_VRSN));
printf (" %s\n", "-d, --device=DEVICE");
printf (" %s\n", _("Select device DEVICE"));
printf (" %s\n", _("Note: if the device is selected with this option, _no_ other options are accepted"));
printf (" %s\n", "-i, --immediate");
printf (" %s\n", _("Perform immediately offline tests"));
printf (" %s\n", "-q, --quiet-check");
printf (" %s\n", _("Returns the number of failed tests"));
printf (" %s\n", "-1, --auto-on");
printf (" %s\n", _("Turn on automatic offline tests"));
printf (" %s\n", "-0, --auto-off");
printf (" %s\n", _("Turn off automatic offline tests"));
printf (" %s\n", "-n, --nagios");
printf (" %s\n\n", _("Output suitable for Nagios"));
printf (_(UT_SUPPORT));
}
/* todo : add to the long nanual as example
*
* Run with: check_ide-smart --nagios [-d] <DRIVE>
* Where DRIVE is an IDE drive, ie. /dev/hda, /dev/hdb, /dev/hdc
*
* - Returns 0 on no errors
* - Returns 1 on advisories
* - Returns 2 on prefailure
* - Returns -1 not too often
*/
void
print_usage (void)
{
printf (_("Usage:");
printf ("%s [-d <device>] [-i <immediate>] [-q quiet] [-1 <auto-on>]",progname);
pritnf (" [-O <auto-off>] [-n <nagios>]\n");
}
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