64 lines
1.9 KiB
Bash
64 lines
1.9 KiB
Bash
#! /bin/sh -
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# Copyright (c) 1984 AT&T
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# All Rights Reserved
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# THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF AT&T
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# The copyright notice above does not evidence any
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# actual or intended publication of such source code.
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#ident "@(#)ckpacct.sh 1.1 94/10/31 SMI" /* from S5R3 acct:ckpacct.sh 1.4 */
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# "periodically check the size of /usr/adm/pacct"
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# "if over $1 blocks (500) default, execute turnacct switch"
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# "should be run as adm"
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PATH=/usr/lib/acct:/bin:/usr/bin:/etc
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trap "rm -f /var/adm/cklock*; exit 0" 0 1 2 3 9 15
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export PATH
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_max=${1-500}
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_MIN_BLKS=500
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_adm=/var/adm
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cd $_adm
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# set up lock files to prevent simultaneous checking
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cp /dev/null cklock
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chmod 400 cklock
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ln cklock cklock1
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if test $? -ne 0 ; then exit 1; fi
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# If there are less than $_MIN_BLKS free blocks left on the /var/adm
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# file system, turn off the accounting (unless things improve
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# the accounting wouldn't run anyway). If something has
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# returned the file system space, restart accounting. This
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# feature relies on the fact that ckpacct is kicked off by the
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# cron at least once per hour.
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sync;sync;
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_blocks=`df ${_adm}| sed '/ /!{N;s/\n/ /;}' | awk '{print \$4}' | egrep "[0-9]"`
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if [ "$_blocks" -lt $_MIN_BLKS -a -f /tmp/acctoff ];then
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echo " ckpacct: $_adm still low on space ($_blocks blks);"
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echo " acctg still off"
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( echo " ckpacct: $_adm still low on space ($_blocks blks);"
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echo " acctg still off" ) | mail root
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exit 1
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elif [ "$_blocks" -lt $_MIN_BLKS ];then
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echo " ckpacct: $_adm too low on space ($_blocks blks);"
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echo " turning acctg off"
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( echo " ckpacct: $_adm too low on space ($_blocks blks);"
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echo " turning acctg off" ) | mail root
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nulladm /tmp/acctoff
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turnacct off
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exit 1
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elif [ -f /tmp/acctoff ];then
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echo " ckpacct: $_adm free space restored; turning acctg on" | \
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mail root
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rm /tmp/acctoff
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turnacct on
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fi
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_cursize="`du -s pacct | sed 's/ .*//'`"
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if [ "${_max}" -lt "${_cursize}" ]; then
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turnacct switch
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fi
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