qa/876

   1 #!/bin/sh
   2 # PCP QA Test No. 876
   3 # Exercise pmdaxfs quota metrics (project quota).
   4 #
   5 # Copyright (c) 2013 Red Hat.
   6 #
   7
   8 seq=`basename $0`
   9 echo "QA output created by $seq"
  10
  11 # get standard environment, filters and checks
  12 . ./common.product
  13 . ./common.filter
  14 . ./common.check
  15
  16 which mkfs.xfs >/dev/null 2>&1 || _notrun "XFS utilities not installed"
  17 pmprobe -I pmcd.agent.type 2>&1 | grep '"xfs"' >/dev/null
  18 test $? -eq 0 || _notrun "XFS PMDA metrics not available"
  19 $sudo modprobe xfs
  20 cat /proc/filesystems | awk '{ print $1 }' | grep '^xfs$' >/dev/null
  21 test $? -eq 0 || _notrun "XFS kernel support unavailable"
  22 # check for any loopback devices, cowardly abort this test if any exist
  23 loopcount=`$sudo losetup -a | wc -l`
  24 [ $loopcount -eq 0 ] || _notrun "System has loop devices already, bailing"
  25
  26 _cleanup()
  27 {
  28     cd $here
  29     if [ -f $tmp.oprojects ]
  30     then
  31         $sudo mv $tmp.oprojects /etc/projects
  32     elif [ -f $tmp.projects ]
  33     then
  34         $sudo rm /etc/projects
  35     fi
  36
  37     $sudo umount $tmp.xfsmount >/dev/null 2>&1
  38     # dodge kernel race conditions (losetup -d)
  39     for i in 1 2 3 4 5
  40     do
  41         loopcount=`$sudo losetup -a | wc -l`
  42         [ $loopcount -eq 0 ] && break
  43         ( $sudo losetup -d /dev/loop0 ) >/dev/null 2>&1
  44         sync
  45         sleep $i
  46     done
  47     rm -rf $tmp.*
  48 }
  49
  50 status=1        # failure is the default!
  51 $sudo rm -rf $tmp.* $seq.full
  52 trap "_cleanup; exit \$status" 0 1 2 3 15
  53
  54 # real QA test starts here
  55 echo "creating a filesystem"
  56 mkfs.xfs -dfile,size=256m,name=$tmp.xfsfile > /dev/null || exit 1
  57
  58 echo "creating a mount point"
  59 mkdir -p $tmp.xfsmount || exit 1
  60
  61 echo "creating a project map"
  62 test -f /etc/projects && $sudo mv /etc/projects $tmp.oprojects
  63 echo "0:$tmp.xfsmount" > $tmp.projects
  64 $sudo cp $tmp.projects /etc/projects
  65
  66 echo "mounting xfs filesystem"
  67 $sudo mount -t xfs -o loop,prjquota $tmp.xfsfile $tmp.xfsmount
  68
  69 # stash a copy of metric values for debugging
  70 pminfo -f quota 2>&1 > $seq.full
  71
  72 echo "checking metric values"
  73 pmprobe -v quota > $tmp.out
  74 echo "== state metrics:"
  75 for metric in quota.state.project.accounting quota.state.project.enforcement
  76 do
  77     grep $metric $tmp.out | \
  78     awk '\
  79         $2 < 1 { print "'$metric' FAIL" } \
  80         $2 > 0 { print "'$metric' PASS" } \
  81         END {}'
  82 done
  83 echo "== project metrics:"
  84 cat $tmp.out | grep quota.project
  85
  86 # success, all done
  87 status=0
  88
  89 exit