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PC World Komputer 1999 March B
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SCO_CASTOR4RRT.iso
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root.3
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usr
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lib
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acct
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ckpacct
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ckpacct~
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1998-08-19
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3KB
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95 lines
#!/sbin/sh
# Copyright (c) 1998 The Santa Cruz Operation, Inc.. All Rights Reserved.
#
# THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF THE
# SANTA CRUZ OPERATION INC.
#
# The copyright notice above does not evidence any actual or intended
# publication of such source code.
# copyright "%c%"
#!/sbin/sh
#ident "@(#)acct:common/cmd/acct/ckpacct.sh 1.9.3.5"
#ident "$Header: $"
# periodically check the size of /var/adm/pacct
# if over $1 blocks (default: maxi 200, mini 500), execute
# turnacct switch
PATH=/usr/lib/acct:/usr/bin:/usr/sbin
trap "rm -f /var/adm/cklock*; exit 0" 0 1 2 3 9 15
export PATH
if [ -f uts -a uts ]
then
_max=${1-200}
else
_max=${1-500}
fi
_MIN_BLKS=500
cd /var/adm
# set up lock files to prevent simultaneous checking
cp /dev/null cklock
chmod 400 cklock
ln cklock cklock1 > /dev/null 2>&1
if test $? -ne 0 ; then exit 1; fi
# check to see if accounting enabled. If "accton pacct"
# exits 1, then accounting was enabled.
if [ ! -r pacct ]
then
echo "" > pacct # pacct file is created
fi
accton pacct 2> /dev/null # don't print potential error msg
# to stderr
ACCTSTAT=$?
if test ${ACCTSTAT} -eq 0
then
accton # accting was disabled. Disable it again
fi
# If there are less than $_MIN_BLKS free blocks left on the /var
# file system, turn off the accounting (unless things improve
# the accounting wouldn't run anyway). If something has
# returned the file system space, restart accounting. This
# feature relies on the fact that ckpacct is kicked off by the
# cron at least once per hour.
_blocks=`df /var | sed "s/.*: *\([0-9][0-9]*\) blocks.*/\1/"`
if [ "$_blocks" -lt $_MIN_BLKS -a -f /tmp/acctoff ];then
echo "ckpacct: /var still low on space ($_blocks blks); \c"
echo "acctg still off"
( echo "ckpacct: /var still low on space ($_blocks blks); \c"
echo "acctg still off" ) | mail root adm
exit 1
elif [ "$_blocks" -lt $_MIN_BLKS ];then
if test ${ACCTSTAT} -ne 0; then
echo "ckpacct: /var too low on space ($_blocks blks); \c"
echo "turning acctg off"
( echo "ckpacct: /var too low on space ($_blocks blks); \c"
echo "turning acctg off" ) | mail root adm
nulladm /tmp/acctoff
turnacct off
exit 1
fi
elif [ -f /tmp/acctoff ];then
echo "ckpacct: /var free space restored; turning acctg on"
echo "ckpacct: /var free space restored; turning acctg on" | \
mail root adm
rm /tmp/acctoff
turnacct on
fi
_cursize="`du -s pacct | sed 's/ .*//'`"
if [ "${_max}" -lt "${_cursize}" ]; then
turnacct switch
fi