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#!/bin/sh
# PCP QA Test No. 876
# Exercise pmdaxfs quota metrics (project quota).
#
# Copyright (c) 2013 Red Hat.
#
seq=`basename $0`
echo "QA output created by $seq"
# get standard environment, filters and checks
. ./common.product
. ./common.filter
. ./common.check
which mkfs.xfs >/dev/null 2>&1 || _notrun "XFS utilities not installed"
pmprobe -I pmcd.agent.type 2>&1 | grep '"xfs"' >/dev/null
test $? -eq 0 || _notrun "XFS PMDA metrics not available"
$sudo modprobe xfs
cat /proc/filesystems | awk '{ print $1 }' | grep '^xfs$' >/dev/null
test $? -eq 0 || _notrun "XFS kernel support unavailable"
# check for any loopback devices, cowardly abort this test if any exist
loopcount=`$sudo losetup -a | wc -l`
[ $loopcount -eq 0 ] || _notrun "System has loop devices already, bailing"
_cleanup()
{
cd $here
if [ -f $tmp.oprojects ]
then
$sudo mv $tmp.oprojects /etc/projects
elif [ -f $tmp.projects ]
then
$sudo rm /etc/projects
fi
$sudo umount $tmp.xfsmount >/dev/null 2>&1
# dodge kernel race conditions (losetup -d)
for i in 1 2 3 4 5
do
loopcount=`$sudo losetup -a | wc -l`
[ $loopcount -eq 0 ] && break
( $sudo losetup -d /dev/loop0 ) >/dev/null 2>&1
sync
sleep $i
done
rm -rf $tmp.*
}
status=1 # failure is the default!
$sudo rm -rf $tmp.* $seq.full
trap "_cleanup; exit \$status" 0 1 2 3 15
# real QA test starts here
echo "creating a filesystem"
mkfs.xfs -dfile,size=256m,name=$tmp.xfsfile > /dev/null || exit 1
echo "creating a mount point"
mkdir -p $tmp.xfsmount || exit 1
echo "creating a project map"
test -f /etc/projects && $sudo mv /etc/projects $tmp.oprojects
echo "0:$tmp.xfsmount" > $tmp.projects
$sudo cp $tmp.projects /etc/projects
echo "mounting xfs filesystem"
$sudo mount -t xfs -o loop,prjquota $tmp.xfsfile $tmp.xfsmount
# stash a copy of metric values for debugging
pminfo -f quota 2>&1 > $seq.full
echo "checking metric values"
pmprobe -v quota > $tmp.out
echo "== state metrics:"
for metric in quota.state.project.accounting quota.state.project.enforcement
do
grep $metric $tmp.out | \
awk '\
$2 < 1 { print "'$metric' FAIL" } \
$2 > 0 { print "'$metric' PASS" } \
END {}'
done
echo "== project metrics:"
cat $tmp.out | grep quota.project
# success, all done
status=0
exit
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