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#!/bin/sh
# PCP QA Test No. 757
# Exercise the perfevent PMDA.
#
# Copyright (c) 2014 Joseph White.
#

seq=`basename $0`
echo "QA output created by $seq"

# get standard environment, filters and checks
. ./common.product
. ./common.filter
. ./common.check

test -e $PCP_PMDAS_DIR/perfevent/pmdaperfevent || _notrun "Optional perfevent PMDA not present"

status=1	# failure is the default!
$sudo rm -rf $tmp.* $seq.full

perfevent_remove()
{
    echo
    echo "=== remove perfevent agent ==="
    sudo ./Remove >$tmp.out 2>&1
    _filter_pmda_remove <$tmp.out
}

perfevent_install()
{
    # start from known starting points
    cd $PCP_PMDAS_DIR/perfevent
    $sudo ./Remove >/dev/null 2>&1

    [ -f $PCP_PMDAS_DIR/perfevent/perfevent.conf ] && \
    $sudo cp $PCP_PMDAS_DIR/perfevent/perfevent.conf $tmp.backup
    $sudo cp $here/perfevent/perfevent.conf $PCP_PMDAS_DIR/perfevent

    echo
    echo "=== $iam agent installation ==="
    $sudo ./Install </dev/null >$tmp.out 2>&1

    # Check for warnings, we're going to considering these warnings
    # indications that there are no perfevents on the current machine
    grep "warnings" $tmp.out
    [ $? -eq 0 ] && _notrun "perfevents not found"

    # Check perfevent metrics have appeared ... X metrics and Y values
    _filter_pmda_install <$tmp.out \
    | $PCP_AWK_PROG '
/Check perfevent metrics have appeared/ { 
                                          if ($7 >= 8) $7 = "X"
                                          if ($10 >= 8) $10 = "Y"
                                        }
                                        { print }'
}

perfevent_cleanup()
{
    if [ -f $tmp.backup ]; then
        $sudo cp $tmp.backup $PCP_PMDAS_DIR/perfevent/perfevent.conf
        $sudo rm $tmp.backup
    else
        $sudo rm -f $PCP_PMDAS_DIR/perfevent/perfevent.conf
    fi
    # note: _restore_auto_restart pmcd done in _cleanup_pmda()
    _cleanup_pmda perfevent
}

_prepare_pmda perfevent
trap "perfevent_cleanup; exit \$status" 0 1 2 3 15

_stop_auto_restart pmcd

_filter_perfevent()
{
    # filter metric values for deterministic output
    tee -a $here/$seq.full | sed \
        -e 's/value [0-9][0-9]*/value NUMBER/'
}

# real QA test starts here
perfevent_install

# pmdaperfevent should have been started by the Install process - check
if pminfo -v perfevent > $tmp.info 2> $tmp.err
then
    :
else
    echo "... failed! ... here is the Install log ..."
    cat $tmp.out
fi
cat $tmp.info $tmp.err | _filter_perfevent

# Check that the correct metrics are present
pminfo perfevent

perfevent_remove
# success, all done
status=0
exit