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|
#!/bin/sh
# PCP QA Test No. 1573
# Exercise libpcp_web memory leak without a key server.
#
# Copyright (c) 2020 Red Hat.
#
seq=`basename $0`
echo "QA output created by $seq"
# get standard environment, filters and checks
. ./common.product
. ./common.filter
. ./common.check
_check_series
_cleanup()
{
cd $here
if $need_restore
then
need_restore=false
_service pmlogger stop >/dev/null
$sudo rm -rf $PCP_LOG_DIR/pmlogger
$sudo mv $PCP_LOG_DIR/pmlogger.$seq $PCP_LOG_DIR/pmlogger
_restore_config $PCP_ETC_DIR/pcp/pmlogger
_service pmcd restart 2>&1 | _filter_pcp_restart
_wait_for_pmcd
_service pmlogger restart 2>&1 | _filter_pcp_restart
_wait_for_pmlogger
_restore_config $PCP_SYSCONF_DIR/pmproxy
fi
if $pmproxy_was_running
then
echo "Restart pmproxy ..." >>$seq_full
_service pmproxy restart >>$seq_full 2>&1
_wait_for_pmproxy
else
echo "Stopping pmproxy ..." >>$seq_full
_service pmproxy stop >>$seq_full 2>&1
fi
$sudo rm -rf $tmp $tmp.*
}
status=1 # failure is the default!
need_restore=false
trap "_cleanup; exit \$status" 0 1 2 3 15
pmproxy_was_running=false
[ -f $PCP_RUN_DIR/pmproxy.pid ] && pmproxy_was_running=true
echo "pmproxy_was_running=$pmproxy_was_running" >>$seq_full
# real QA test starts here
_save_config $PCP_SYSCONF_DIR/pmproxy
need_restore=true
# only want the primary logger running
_save_config $PCP_ETC_DIR/pcp/pmlogger
_restore_pmlogger_control
#$sudo rm -f $PCP_SYSCONF_DIR/pmproxy/*
echo "[pmproxy]" > $tmp.conf
echo "pcp.enabled = true" >> $tmp.conf
echo "http.enabled = true" >> $tmp.conf
echo "resp.enabled = true" >> $tmp.conf
echo "secure.enabled = false" >> $tmp.conf
echo "[discover]" >> $tmp.conf
echo "enabled = true" >> $tmp.conf
echo "[pmseries]" >> $tmp.conf
echo "enabled = false" >> $tmp.conf
$sudo cp $tmp.conf $PCP_SYSCONF_DIR/pmproxy/pmproxy.conf
if ! _service pmlogger stop >/dev/null; then _exit 1; fi
# move aside existing logs so we can measure base memory footprint
[ -d $PCP_LOG_DIR/pmlogger.$seq ] && $sudo mv $PCP_LOG_DIR/pmlogger.$seq $PCP_LOG_DIR/pmlogger.$seq.saved
$sudo mv $PCP_LOG_DIR/pmlogger $PCP_LOG_DIR/pmlogger.$seq
$sudo mkdir -p $PCP_LOG_DIR/pmlogger
$sudo chmod 775 $PCP_LOG_DIR/pmlogger
$sudo chown $PCP_USER:$PCP_USER $PCP_LOG_DIR/pmlogger
if ! _service pmproxy restart >>$seq_full 2>&1; then _exit 1; fi
_wait_for_pmproxy || _exit 1
pmproxy_pid=`_get_pids_by_name -a pmproxy`
[ -z "$pmproxy_pid" ] && echo === pmproxy not running && status=1 && exit 1
echo === extract initial rss
pmproxy_rss1=`pminfo -f proc.memory.rss |
$PCP_AWK_PROG '{ if ($2 == "['$pmproxy_pid'") { print $NF} }'`
if [ -z "$pmproxy_rss1" ]
then
$PCP_PS_PROG $PCP_PS_ALL_FLAGS | grep -E '[P]PID|/[p]mproxy( |$)'
pminfo -f proc.memory.rss | grep '[p]mproxy'
echo "Arrgh: cannot find first rss for pid $pmproxy_pid"
status=1
exit
fi
echo === restarting pmlogger # primary only
if ! _service pmlogger restart 2>&1; then _exit 1; fi | _filter_pcp_restart
_wait_for_pmlogger || _exit 1
echo === wait for pmproxy to process filesystem events
pmsleep 4.2
echo === extract updated rss
pmproxy_rss2=`pminfo -f proc.memory.rss |
$PCP_AWK_PROG '{ if ($2 == "['$pmproxy_pid'") { print $NF} }'`
if [ -z "$pmproxy_rss2" ]
then
$PCP_PS_PROG $PCP_PS_ALL_FLAGS | grep -E '[P]PID|/[p]mproxy( |$)'
pminfo -f proc.memory.rss | grep '[p]mproxy'
echo "Arrgh: cannot find second rss for pid $pmproxy_pid"
status=1
exit
fi
echo === checking rss within tolerance
_within_tolerance "rss" $pmproxy_rss1 $pmproxy_rss2 10%
[ $pmproxy_rss2 -gt 10000 ] && echo "Unexpected pmproxy RSS: $pmproxy_rss2, was initially $pmproxy_rss1"
echo "RSS1 for PID $pmproxy_pid is $pmproxy_rss1" >> $seq_full
echo "RSS2 for PID $pmproxy_pid is $pmproxy_rss2" >> $seq_full
cat $PCP_LOG_DIR/pmproxy/pmproxy.log >>$seq_full
[ -f /proc/$pmproxy_pid/maps ] && echo == maps >>$seq_full && $sudo cat /proc/$pmproxy_pid/maps >>$seq_full
echo === see $seq.full for pmproxy rss and logs
# success, all done
status=0
exit
|
