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smartctl.cpp 11.76 KiB
/*
* smartctl.c
*
* Home page of code is: http://smartmontools.sourceforge.net
*
* Copyright (C) 2002 Bruce Allen <smartmontools-support@lists.sourceforge.net>
* Copyright (C) 2000 Michael Cornwell <cornwell@acm.org>
*
* 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, or (at your option)
* any later version.
*
* You should have received a copy of the GNU General Public License
* (for example COPYING); if not, write to the Free
* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* This code was originally developed as a Senior Thesis by Michael Cornwell
* at the Concurrent Systems Laboratory (now part of the Storage Systems
* Research Center), Jack Baskin School of Engineering, University of
* California, Santa Cruz. http://ssrc.soe.ucsc.edu/
*
*/
#include <stdio.h>
#include <unistd.h>
#include <sys/ioctl.h>
#include <linux/hdreg.h>
#include <sys/fcntl.h>
#include <sys/types.h>
#include <string.h>
#include <stdarg.h>
#include "smartctl.h"
#include "atacmds.h"
#include "ataprint.h"
#include "scsicmds.h"
#include "scsiprint.h"
#include "extern.h"
extern const char *CVSid1, *CVSid2, *CVSid3, *CVSid4;
const char* CVSid5="$Id: smartctl.cpp,v 1.28 2002/11/17 05:57:32 ballen4705 Exp $"
CVSID1 CVSID2 CVSID3 CVSID4 CVSID5 CVSID6;
// This is a block containing all the "control variables". We declare
// this globally in this file, and externally in other files.
atamainctrl *con=NULL;
void printslogan(){
pout("smartctl version %d.%d-%d Copyright (C) 2002 Bruce Allen\n",
(int)RELEASE_MAJOR, (int)RELEASE_MINOR, (int)SMARTMONTOOLS_VERSION);
pout("Home page is %s\n\n",PROJECTHOME);
return;
}
void printcopy(){
char out[CVSMAXLEN];
pout("smartctl comes with ABSOLUTELY NO WARRANTY. This\n");
pout("is free software, and you are welcome to redistribute it\n");
pout("under the terms of the GNU General Public License Version 2.\n");
pout("See http://www.gnu.org for further details.\n\n");
pout("CVS version IDs of files used to build this code are:\n");
printone(out,CVSid1);
pout("%s",out);
printone(out,CVSid2);
pout("%s",out);
printone(out,CVSid3);
pout("%s",out);
printone(out,CVSid4); pout("%s",out);
printone(out,CVSid5);
pout("%s",out);
return;
}
/* void prints help information for command syntax */
void Usage ( void){
printf("Usage: smartctl -[options] [device]\n");
printf("\nShow Information Options:\n");
printf(" %c Show Version, Copyright and License info\n", PRINTCOPYLEFT);
printf(" %c Show SMART Drive Info (ATA/SCSI)\n",DRIVEINFO);
printf(" %c Show all SMART Information (ATA/SCSI)\n",SMARTVERBOSEALL);
printf("\nRun-time Behavior Options:\n");
printf(" %c Quiet: only show SMART Drive Errors (ATA Only)\n", QUIETMODE);
printf(" %c Very Quiet: no display, use Exit Status (ATA Only)\n", VERYQUIETMODE);
printf(" %c Device is an ATA Device (ATA Only)\n", NOTSCSIDEVICE);
printf(" %c Device is a SCSI Device (SCSI Only)\n", NOTATADEVICE);
printf(" %c Permissive: continue on Mandatory fails (ATA Only)\n", PERMISSIVE);
printf(" %c Conservative: exit if Optional Cmd fail (ATA Only)\n", ULTRACONSERVATIVE);
printf(" %c Warning: exit if Struct Checksum bad (ATA Only)\n", EXITCHECKSUMERROR);
printf("\nSMART Feature Enable/Disable Commands:\n");
printf(" %c Enable SMART data collection (ATA/SCSI)\n", SMARTENABLE);
printf(" %c Disable SMART data collection (ATA/SCSI)\n", SMARTDISABLE);
printf(" %c Enable SMART Automatic Offline Test (ATA Only)\n", SMARTAUTOOFFLINEENABLE);
printf(" %c Disable SMART Automatic Offline Test (ATA Only)\n", SMARTAUTOOFFLINEDISABLE);
printf(" %c Enable SMART Attribute Autosave (ATA Only)\n", SMARTAUTOSAVEENABLE);
printf(" %c Disable SMART Attribute Autosave (ATA Only)\n", SMARTAUTOSAVEDISABLE);
printf("\nRead and Display Data Options:\n");
printf(" %c Show SMART Status (ATA/SCSI)\n", CHECKSMART);
printf(" %c Show SMART General Attributes (ATA Only)\n", GENERALSMARTVALUES);
printf(" %c Show SMART Vendor Attributes (ATA Only)\n", SMARTVENDORATTRIB);
printf(" %c Show SMART Drive Error Log (ATA Only\n", SMARTERRORLOG);
printf(" %c Show SMART Drive Self Test Log (ATA Only)\n", SMARTSELFTESTLOG);
printf("\nVendor-specific Attribute Display Options:\n");
printf(" %c Raw Attribute id=009 stored in minutes (ATA Only)\n", SMART009MINUTES);
printf("\nSelf-Test Options (no more than one):\n");
printf(" %c Execute Off-line data collection (ATA/SCSI)\n", SMARTEXEOFFIMMEDIATE);
printf(" %c Execute Short Self Test (ATA/SCSI)\n", SMARTSHORTSELFTEST );
printf(" %c Execute Short Self Test (Captive Mode) (ATA/SCSI)\n", SMARTSHORTCAPSELFTEST );
printf(" %c Execute Extended Self Test (ATA/SCSI)\n", SMARTEXTENDSELFTEST );
printf(" %c Execute Extended Self Test (Captive) (ATA/SCSI)\n", SMARTEXTENDCAPSELFTEST );
printf(" %c Execute Self Test Abort (ATA/SCSI)\n", SMARTSELFTESTABORT );
printf("\nExamples:\n");
printf(" smartctl -etf /dev/hda (Enables SMART on first disk)\n");
printf(" smartctl -a /dev/hda (Prints all SMART information)\n");
printf(" smartctl -X /dev/hda (Executes extended disk self-test)\n");
printf(" smartctl -qvL /dev/hda (Prints Self-Test & Attribute errors.)\n");
}
const char opts[] = {
DRIVEINFO, CHECKSMART, SMARTVERBOSEALL, SMARTVENDORATTRIB,
GENERALSMARTVALUES, SMARTERRORLOG, SMARTSELFTESTLOG, SMARTDISABLE,
SMARTENABLE, SMARTAUTOOFFLINEENABLE, SMARTAUTOOFFLINEDISABLE,
SMARTEXEOFFIMMEDIATE, SMARTSHORTSELFTEST, SMARTEXTENDSELFTEST,
SMARTSHORTCAPSELFTEST, SMARTEXTENDCAPSELFTEST, SMARTSELFTESTABORT,
SMARTAUTOSAVEENABLE,SMARTAUTOSAVEDISABLE,PRINTCOPYLEFT,SMART009MINUTES,
QUIETMODE,VERYQUIETMODE,NOTSCSIDEVICE,NOTATADEVICE,
EXITCHECKSUMERROR,ULTRACONSERVATIVE,PERMISSIVE,
'h','?','\0'
};
unsigned char printcopyleft=0,tryata=0,tryscsi=0;
/* Takes command options and sets features to be run */
void ParseOpts (int argc, char** argv){
int optchar;
extern char *optarg;
extern int optopt, optind, opterr;
memset(con,0,sizeof(*con));
con->testcase=-1;
opterr=optopt=0;
while (-1 != (optchar = getopt(argc, argv, opts))) {
switch (optchar){
case EXITCHECKSUMERROR:
con->checksumfail=1;
break;
case PERMISSIVE:
con->permissive=1;
break;
case ULTRACONSERVATIVE:
con->conservative=1;
break;
case NOTATADEVICE:
tryata=0;
tryscsi=1;
break;
case NOTSCSIDEVICE:
tryata=1;
tryscsi=0;
break;
case QUIETMODE:
con->quietmode=TRUE;
break;
case VERYQUIETMODE:
con->veryquietmode=TRUE;
break;
case SMART009MINUTES:
con->smart009minutes=TRUE;
break;
case PRINTCOPYLEFT :
printcopyleft=TRUE;
break;
case DRIVEINFO :
con->driveinfo = TRUE;
break;
case CHECKSMART :
con->checksmart = TRUE;
break;
case SMARTVERBOSEALL :
con->driveinfo = TRUE;
con->checksmart = TRUE;
con->generalsmartvalues = TRUE;
con->smartvendorattrib = TRUE;
con->smarterrorlog = TRUE;
con->smartselftestlog = TRUE;
break;
case SMARTVENDORATTRIB :
con->smartvendorattrib = TRUE;
break;
case GENERALSMARTVALUES :
con->generalsmartvalues = TRUE;
break;
case SMARTERRORLOG :
con->smarterrorlog = TRUE;
break;
case SMARTSELFTESTLOG :
con->smartselftestlog = TRUE;
break;
case SMARTDISABLE :
con->smartdisable = TRUE;
break;
case SMARTENABLE :
con->smartenable = TRUE;
break;
case SMARTAUTOSAVEENABLE:
con->smartautosaveenable = TRUE;
break;
case SMARTAUTOSAVEDISABLE: con->smartautosavedisable = TRUE;
break;
case SMARTAUTOOFFLINEENABLE:
con->smartautoofflineenable = TRUE;
break;
case SMARTAUTOOFFLINEDISABLE:
con->smartautoofflinedisable = TRUE;
break;
case SMARTEXEOFFIMMEDIATE:
con->smartexeoffimmediate = TRUE;
con->testcase=OFFLINE_FULL_SCAN;
break;
case SMARTSHORTSELFTEST :
con->smartshortselftest = TRUE;
con->testcase=SHORT_SELF_TEST;
break;
case SMARTEXTENDSELFTEST :
con->smartextendselftest = TRUE;
con->testcase=EXTEND_SELF_TEST;
break;
case SMARTSHORTCAPSELFTEST:
con->smartshortcapselftest = TRUE;
con->testcase=SHORT_CAPTIVE_SELF_TEST;
break;
case SMARTEXTENDCAPSELFTEST:
con->smartextendcapselftest = TRUE;
con->testcase=EXTEND_CAPTIVE_SELF_TEST;
break;
case SMARTSELFTESTABORT:
con->smartselftestabort = TRUE;
con->testcase=ABORT_SELF_TEST;
break;
case 'h':
case '?':
default:
con->veryquietmode=FALSE;
printslogan();
if (optopt){
pout("=======> UNRECOGNIZED OPTION: %c <=======\n\n",(int)optopt);
Usage();
exit(FAILCMD);
}
Usage();
exit(0);
}
}
// Do this here, so results are independent of argument order
if (con->quietmode)
con->veryquietmode=TRUE;
// error message if user has asked for more than one test
if (1<(con->smartexeoffimmediate+con->smartshortselftest+con->smartextendselftest+
con->smartshortcapselftest+con->smartextendcapselftest+con->smartselftestabort)){
con->veryquietmode=FALSE;
printslogan();
Usage();
printf ("\nERROR: smartctl can only run a single test (or abort) at a time.\n\n");
exit(FAILCMD);
}
// From here on, normal operations...
printslogan();
// Print Copyright/License info if needed
if (printcopyleft){
printcopy();
if (argc==2)
exit(0);
}
}
// Printing function (controlled by global con->veryquietmode)
// [From GLIBC Manual: Since the prototype doesn't specify types for
// optional arguments, in a call to a variadic function the default
// argument promotions are performed on the optional argument
// values. This means the objects of type char or short int (whether
// signed or not) are promoted to either int or unsigned int, as
// appropriate.]
void pout(char *fmt, ...){
va_list ap;
// initialize variable argument list
va_start(ap,fmt);
if (con->veryquietmode){
va_end(ap);
return;
}
// print out
vprintf(fmt,ap);
va_end(ap);
return;
}
/* Main Program */
int main (int argc, char **argv){
int fd,retval=0;
char *device;
atamainctrl control;
const char *devroot="/dev/";
// define control block for external functions
con=&control;
// Part input arguments
ParseOpts(argc,argv);
// Further argument checking
if (argc != 3){
Usage();
return FAILCMD;
}
// open device - read-only mode is enough to issue needed commands
fd = open(device=argv[2], O_RDONLY);
if (fd<0) {
perror("Smartctl device open failed");
return FAILDEV;
}
// if necessary, try to guess if this is an ATA or SCSI device
if (!tryata && !tryscsi) {
if (!strncmp(device,devroot,strlen(devroot)) && strlen(device)>5){
if (device[5] == 'h')
tryata=1;
if (device[5] == 's')
tryscsi=1;
}
else if (strlen(device)){
if (device[0] == 'h')
tryata=1;
if (device[0] == 's')
tryscsi=1;
}
}
// now call appropriate ATA or SCSI routine if (tryata)
retval=ataPrintMain(fd);
else if (tryscsi)
scsiPrintMain (device, fd);
else {
pout("Smartctl: specify if this is an ATA or SCSI device with the -%c or -%c options respectively.\n",
NOTSCSIDEVICE, NOTATADEVICE);
Usage();
return FAILCMD;
}
return retval;
}