HS-DGL! + ハックキット 2.0：ファンコントロール

hddtemp のインストール

[root@gawa tmp]# rpm -ivh hddtemp-0.3-0.beta8.2mdk.ppc.rpm
準備中...                   ########################################### [100%]
   1:hddtemp                ########################################### [100%]
[root@gawa tmp]#

DB への登録

[root@gawa tmp]# hddtemp /dev/hda
WARNING: Drive /dev/hda doesn't appear in the database of supported drives
WARNING: But using a common value, it reports something.
WARNING: Note that the temperature shown could be wrong.
WARNING: See --help, --debug and --drivebase options.
WARNING: And don't forget you can add your drive to hddtemp.db
/dev/hda: Maxtor 6L300R0:  28°C or °F
[root@gawa tmp]#

[root@gawa tmp]# cd /etc
[root@gawa etc]# mv hddtemp.db hddtemp.db.orig
[root@gawa etc]# cp hddtemp.db.orig hddtemp.db
[root@gawa etc]# vi hddtemp.db
	:
	:
[root@gawa etc]# diff -c hddtemp.db.orig hddtemp.db
*** hddtemp.db.orig     2003-09-04 19:03:49.000000000 +0900
--- hddtemp.db  2005-12-26 17:47:25.000000000 +0900
***************
*** 128,133 ****
--- 128,134 ----
  "MAXTOR 6L0[2468]0[LJ][1234]"         194  C  "Maxtor DiamondMax Plus D740X family"
  "Maxtor 6Y(06|08|12|16|20)0[LPM]0"    194  C  "Maxtor DiamondMax Plus 9"
  "Maxtor 94098U8"                       11  C  "Maxtor DiamondMax 40 94098U8"
+ "Maxtor 6L300R0"                      194  C  "Maxtor 6L300R0"

[root@gawa etc]# hddtemp /dev/hda
/dev/hda: Maxtor 6L300R0: 29°C
[root@gawa etc]#

監視スクリプト

#!/bin/sh

TEMPLIMIT=45

LOCKFILE=/tmp/HDDtemp
if [ -f $LOCKFILE ]
then
        echo $0 already running
        exit 1
fi

TEMP=`/usr/sbin/hddtemp -n /dev/hda`
date
echo $TEMP C

SLP=`echo $TEMP | sed -e 's/^[0-9][0-9]*$//'`
if [ "$SLP" != "" ]
then
        echo sleep
        exit 0
fi

if [ "$TEMP" -le $TEMPLIMIT ]
then
        /bin/echo -n '\\\\' > /dev/ttyS1
        exit 0
fi

/bin/echo -n ']]]]' > /dev/ttyS1

touch $LOCKFILE
while [ 1 ]
do
        TEMP=`/usr/sbin/hddtemp -n /dev/hda`
        date
        echo $TEMP C

        SLP=`echo $TEMP | sed -e 's/^[0-9][0-9]*$//'`
        if [ "$SLP" != "" ]
        then
                echo sleep
                exit 0
        fi

        if [ "$TEMP" -le $TEMPLIMIT ]
        then
                break
        fi
        sleep 60
done

/bin/echo -n '\\\\' > /dev/ttyS1
rm $LOCKFILE
exit 0

確認

[root@gawa etc]# /bin/sh /usr/local/sbin/HDDtemp
2005年 12月 26日 月曜日 17:52:37 JST
30 C
[root@gawa etc]#

cron への登録

[root@gawa etc]# crontab -e
	:
~
~
"/tmp/crontab.672"  2 lines, 149 characters [E]
crontab: installing new crontab
[root@gawa etc]# crontab -l
# DO NOT EDIT THIS FILE - edit the master and reinstall.
# (/tmp/crontab.672 installed on Mon Dec 26 17:52:07 2005)
# (Cron version -- $Id: crontab.c,v 2.13 1994/01/17 03:20:37 vixie Exp $)
10 4 * * * nice /bin/sh /usr/local/sbin/Backup 2>/dev/null 1> /dev/null
10,25,40,55 * * * * nice /bin/sh /usr/local/sbin/HDDtemp >> /tmp/HDDtemp.log
[root@gawa etc]#