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|
#!/bin/sh
# PCP QA Test No. 835
# Exercise the memcache PMDA - install, remove and values.
#
# Copyright (c) 2014 Red Hat.
# Copyright (c) 2014 Ken McDonell. All Rights Reserved.
# Copyright (c) 2008 Aconex. All Rights Reserved. (based on qa/348)
#
seq=`basename $0`
echo "QA output created by $seq"
# get standard environment, filters and checks
. ./common.product
. ./common.filter
. ./common.check
port=11211
echo stats | $PCP_BINADM_DIR/telnet-probe localhost $port || \
_notrun "Noones home on the default memcached port $port"
status=1 # failure is the default!
$sudo rm -rf $tmp.* $seq.full
pmdamemcache_remove()
{
echo
echo "=== remove memcache agent ==="
$sudo ./Remove >$tmp.out 2>&1
_filter_pmda_remove <$tmp.out
}
pmdamemcache_install()
{
# start from known starting points
cd $PCP_PMDAS_DIR/memcache
$sudo ./Remove >/dev/null 2>&1
$sudo $PCP_RC_DIR/pmcd stop
cat <<EOF >$tmp.config
$memcache_delay = 1;
@memcache_instances = ( 0 => '127.0.0.1:11211' );
EOF
echo "pmdamemcache config:" >> $here/$seq.full
cat $tmp.config >> $here/$seq.full
[ -f $PCP_PMDAS_DIR/memcache/memcache.conf ] && \
$sudo cp $PCP_PMDAS_DIR/memcache/memcache.conf $tmp.backup
$sudo cp $tmp.config $PCP_PMDAS_DIR/memcache/memcache.conf
echo
echo "=== memcache agent installation ==="
$sudo ./Install </dev/null >$tmp.out 2>&1
# Check metrics have appeared ... X metrics and Y values
_filter_pmda_install <$tmp.out \
| sed \
-e '/^Waiting for pmcd/s/\.\.\.[. ]*$/DOTS/' \
| $PCP_AWK_PROG '
/Check memcache metrics have appeared/ { if ($7 >= 16 && $7 <= 50) $7 = "X"
if ($10 >= 16 && $10 <= 50) $10 = "Y"
}
{ print }'
}
pmdamemcache_cleanup()
{
if [ -f $tmp.backup ]; then
$sudo cp $tmp.backup $PCP_PMDAS_DIR/memcache/memcache.conf
$sudo rm $tmp.backup
else
$sudo rm -f $PCP_PMDAS_DIR/memcache/memcache.conf
fi
_cleanup_pmda memcache
}
_prepare_pmda memcache
trap "cd $here; rm -fr $tmp.*; exit \$status" 0 1 2 3 15
trap "pmdamemcache_cleanup; exit \$status" 0 1 2 3 15
# make pmprobe output comparable to memcachestats
rewrite_memcache_metric_names()
{
sed \
-e 's/^memcache.//g' \
-e 's/^gets /cmd_get /g' \
-e 's/^sets /cmd_set /g' \
-e 's/^hits /get_hits /g' \
-e 's/^misses /get_misses /g' \
-e 's/^current_items/curr_items/g' \
-e 's/^current_connections/curr_connections/g' \
#end#
}
# real QA test starts here
pmdamemcache_install
echo
echo "=== extract metric values ==="
pmprobe -v memcache \
| rewrite_memcache_metric_names \
| LC_COLLATE=POSIX sort >$tmp.probe
echo "from pmprobe ..." >>$here/$seq.full
$here/src/memcachestats.pl \
| sed -e 's/ / 1 /' \
| LC_COLLATE=POSIX sort >$tmp.values
echo "from src/memcachestats.pl ..." >>$here/$seq.full
cat $tmp.values >>$here/$seq.full
LC_COLLATE=POSIX join $tmp.probe $tmp.values >$tmp.all
echo >>$here/$seq.full
cat $tmp.all >>$here/$seq.full
echo
echo "=== check values ==="
cat $tmp.all \
| while read metric n1 vpcp n2 vmemcache
do
if [ "$n1" = 1 -a "$n2" = 1 ]
then
case $metric
in
total_connections)
_within_tolerance $metric $vpcp $vmemcache 5 -v
;;
*)
_within_tolerance $metric $vpcp $vmemcache 10% -v
;;
esac
else
echo "$metric: number of values not 1 as expected: pcp $n1 / memcache $n2"
fi
done | tee -a $here/$seq.full
pmdamemcache_remove
status=0
exit
|
