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|
#! /bin/sh
# PCP QA Test No. 1389
# checks pmwebd graphite support for multi-volume archives
#
# Copyright (c) 2018 Red Hat.
#
seq=`basename $0`
echo "QA output created by $seq"
. ./common.webapi
_check_pmwebd
which curl >/dev/null 2>&1 || _notrun "No curl binary installed"
$sudo rm -fr $tmp.dir
$sudo rm -f $tmp.*
rm -f $seq.full
signal=$PCP_BINADM_DIR/pmsignal
status=1 # failure is the default!
username=`id -u -n`
_cleanup()
{
$sudo rm -fr $tmp.dir
$sudo rm -f $tmp.*
kill $pmlogger_pid 2>/dev/null
kill $pmwebd_pid 2>/dev/null
}
trap "_cleanup; exit \$status" 0 1 2 3 15
_filter_datapoints()
{
sed -e 's/.datapoints.*$/DATAPOINTS]/g'
}
# real QA test starts here
webport=44339 # not 44323, so system pmwebd is unaffected by test case
webargs="-U $username -p $webport"
echo
echo "=== start pmlogger ===" | tee -a $seq.full
mkdir -p -m 777 $tmp.dir # 777: as pmlogger runs as uid=pcp
cat > $tmp.dir/pmlogger.config <<EOF
log mandatory on every 1 sec { simple.numfetch }
EOF
_start_up_pmlogger -c $tmp.dir/pmlogger.config -l $tmp.pmlogger.log $tmp.dir/archive # sets $pid
pmlogger_pid=$pid
pmsleep 5
echo
echo "=== create a few volumes ===" | tee -a $seq.full
pmsleep 5
$sudo $signal -s HUP $pid
pmsleep 5
$sudo $signal -s HUP $pid
# Force super early mtimes, so as to trigger the pmwebd
# freshness_ratio optimization. In reality, the subject
# phenomenon can be observed with a few hours' difference.
$sudo touch -t 201801010001 $tmp.dir/archive.0
$sudo touch -t 201801010001 $tmp.dir/archive.1
ls -al $tmp.dir >> $seq.full
echo
echo "=== start pmwebd ===" | tee -a $seq.full
$PCP_BINADM_DIR/pmwebd $webargs -GX -I -i 1 -A $tmp.dir -N -M8 -d1 -vvvvv -l $tmp.pmwebd.log &
pmwebd_pid=$!
_wait_for_pmwebd_logfile $tmp.pmwebd.log $webport
echo
echo "=== talk to pmwebd for a few minutes ===" | tee -a $seq.full
url="http://localhost:$webport/graphite/render?format=json&target=*.simple.numfetch&from=-5s&until=now"
curl -s -S "$url" | tee -a $seq.full | _filter_datapoints
echo
pmsleep 60 # pmgraphite.cxx ac_refresh_all() min_refresh_interval
$sudo $signal -s HUP $pid; pmsleep 1.1
curl -s -S "$url" | tee -a $seq.full | _filter_datapoints
echo
pmsleep 60
$sudo $signal -s HUP $pid; pmsleep 1.1
curl -s -S "$url" | tee -a $seq.full | _filter_datapoints
echo
echo
echo "=== cleanup ===" | tee -a $seq.full
grep . $tmp.*.log >> $seq.full
$sudo $signal -s TERM $pmwebd_pid
$sudo $signal -s TERM $pid
_wait_pmlogger_end $pid
_filter_pmlogger_log <$tmp.pmlogger.log
status=0
exit
|
