#! /bin/sh
# PCP QA Test No. 398
# checks pmcd handling empty $PCP_PMCDCONF_PATH
#
# Copyright (c) 1995-2002 Silicon Graphics, Inc.  All Rights Reserved.
#

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

# get standard filters
. ./common.product
. ./common.check
. ./common.filter

signal=$PCP_BINADM_DIR/pmsignal
status=1	# failure is the default!

_cleanup()
{
    [ -f $tmp.conf ] && $sudo cp $tmp.conf $PCP_PMCDCONF_PATH
    $sudo rm -f $tmp.*
    $sudo $PCP_RC_DIR/pcp restart | _filter_pcp_start
    _wait_for_pmcd
    _wait_for_pmlogger
}

_check()
{
    # try to provoke a core
    pminfo -v irix >/dev/null 2>&1
    sleep 5

    $sudo touch $PCP_PMCDLOG_PATH
    grep -i "dumping to core" $PCP_PMCDLOG_PATH
    sts=$?
    if [ "`echo $PCP_LOG_DIR/core*`" != "$PCP_LOG_DIR/core*" -o "`echo $PCP_LOG_DIR/pmcd/core*`" != "$PCP_LOG_DIR/pmcd/core*" -o $sts -eq 0 ]
    then
	echo "=== core found or logfile claims dumping to core! ==="
	echo '=== Here is $PCP_PMCDLOG_PATH ==='
	cat $PCP_PMCDLOG_PATH
	exit
    else
	echo '--- No core file at $PCP_LOG_DIR/core or $PCP_LOG_DIR/pmcd/core ---'
    fi
}

trap "_cleanup; exit \$status" 0 1 2 3 15


# real QA test starts here

# terminate any pmcds and get rid of core file to get to a sane starting place
$sudo $PCP_RC_DIR/pcp stop >/dev/null 2>&1
$sudo rm -f $PCP_LOG_DIR/core* $PCP_LOG_DIR/pmcd/core* $PCP_PMCDLOG_PATH

_check

# empty pmcd.conf
$sudo cp $PCP_PMCDCONF_PATH $tmp.conf
$sudo cp /dev/null $PCP_PMCDCONF_PATH

# should be empty
echo "--- pmcd.conf contents follow ---"
cat $PCP_PMCDCONF_PATH
$sudo $PCP_RC_DIR/pcp restart 2>&1 \
| _filter_pcp_start \
| fgrep -v "Waiting for PMCD to terminate" \
| fgrep -v "pmcd_wait failed:"

echo "Waiting for PMCD ..."
pmcd_wait -t 5sec
if [ $? -ne 2 ]
then
    echo "Expected timeout - got status $? from pmcd_wait!"
else
    echo "Connection timed out as expected"
fi

echo "Checking for core file ..."
_check

# success, all done
status=0
exit