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#!/bin/sh
# PCP QA Test No. 918
# Check pmcd with systemd - autorestart
#
# Copyright (c) 2017 Ken McDonell. All Rights Reserved.
#
seq=`basename $0`
echo "QA output created by $seq"
# get standard environment, filters and checks
. ./common.product
. ./common.filter
. ./common.check
[ "$PCPQA_SYSTEMD" = no ] && _notrun "we're not using systemd here"
[ -n "$PCP_SYSTEMDUNIT_DIR" ] || _notrun "PCP_SYSTEMDUNIT_DIR not set, so no systemd here"
[ -f $PCP_SYSTEMDUNIT_DIR/pmcd.service ] || _notrun "$PCP_SYSTEMDUNIT_DIR/pmcd.service not found"
grep '^Restart=always' $PCP_SYSTEMDUNIT_DIR/pmcd.service >/dev/null || _notrun "no Restart=always in $PCP_SYSTEMDUNIT_DIR/pmcd.service"
_cleanup()
{
cd $here
_service pmcd stop >>$seq_full 2>&1
$restore_pcpqa_systemd && PCPQA_SYSTEMD=$save_pcpqa_systemd; export PCPQA_SYSTEMD
_service pmcd restart 2>&1 | _filter_pcp_restart
_wait_for_pmcd
_service pmlogger restart 2>&1 | _filter_pcp_restart
_wait_for_pmlogger
$sudo rm -rf $tmp $tmp.*
}
restore_pcpqa_systemd=false
status=1 # failure is the default!
trap "_cleanup; exit \$status" 0 1 2 3 15
if [ "$PCPQA_SYSTEMD" = x -o "${PCPQA_SYSTEMD-x}" != x ]
then
# $PCPQA_SYSTEMD is already set ...
save_pcpqa_systemd="$PCPQA_SYSTEMD"
restore_pcpqa_systemd=true
fi
unset PCPQA_SYSTEMD
# get to a known starting point as far as systemd is concerned
#
if ! _service pmcd restart >>$seq_full 2>&1; then _exit 1; fi
_wait_for_pmcd || _exit 1
# real QA test starts here
old_pid=`_get_pids_by_name pmcd`
$PCP_PS_PROG $PCP_PS_ALL_FLAGS | grep -E '[P]PID|/[p]mcd( |$)' >>$seq_full
echo "old_pid=$old_pid" >>$seq_full
echo "expect success ..."
pmprobe hinv.ncpu
$sudo $PCP_BINADM_DIR/pmsignal -a -s TERM pmcd
_wait_for_pmcd || _exit 1
new_pid=`_get_pids_by_name pmcd`
$PCP_PS_PROG $PCP_PS_ALL_FLAGS | grep -E '[P]PID|/[p]mcd( |$)' >>$seq_full
echo "new_pid=$new_pid" >>$seq_full
if [ "$new_pid" != "$old_pid" ]
then
echo "pmcd's PID changed, yippee"
else
echo "Error: pmcd's PID ($old_pid) did not change, see $seq.full"
fi
echo "expect success ..."
pmprobe hinv.ncpu
# This test has 3 (re)starts, so we need it to run for (at least)
# 6 seconds to avoid hitting the systemd StartLimit* limits
#
sleep 6
# success, all done
status=0
exit
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