#!/bin/sh
# PCP QA Test No. 1882
# Basic valkey PMDA functionality test - install, metrics, remove
#
# Copyright (c) 2026 Red Hat.  All Rights Reserved.
#

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

# get standard environment, filters and checks
. ./common.product
. ./common.filter
. ./common.check
. ./common.keys

_check_key_server_version_offline

_cleanup()
{
    [ -n "$valkey_port" ] && $keys_cli -p $valkey_port shutdown
    cd $here
    _cleanup_pmda valkey
    $sudo rm -rf $tmp $tmp.*
}

status=1	# failure is the default!
$sudo rm -rf $tmp $tmp.* $seq_full
trap "_cleanup; exit \$status" 0 1 2 3 15

_filter_valkey()
{
    sed \
	-e "s/$valkey_port/VALKEY_PORT/g" \
	-e "s/value [0-9][0-9]*\.[0-9]*/value NUMBER/g" \
	-e "s/value [0-9][0-9]*/value NUMBER/g" \
	-e "s/value \".*\"/value STRING/g" \
	-e 's/ [0-9][0-9]*$/ NUMBER/g' \
	-e '/inst \[/d' \
    | _filter_dumpresult
}

# real QA test starts here
pmda_path="$PCP_PMDAS_DIR/valkey"
pmda_script="$pmda_path/Install"

# Start a local valkey server for testing
echo "Starting local valkey server ..."
valkey_port=`_find_free_port`
$key_server --port $valkey_port --save "" > $tmp.valkey 2>&1 &
_wait_for_key_server $valkey_port

# Configure the PMDA to use our test valkey server
$sudo rm -f $pmda_path/valkey.conf
$sudo sh -c "echo 'host=127.0.0.1' > $pmda_path/valkey.conf"
$sudo sh -c "echo 'port=$valkey_port' >> $pmda_path/valkey.conf"

echo "== Installing valkey PMDA =="
_prepare_pmda valkey
cd $PCP_PMDAS_DIR/valkey
$sudo ./Install </dev/null >$tmp.out 2>&1
cat $tmp.out >>$seq_full
cd $here

echo
echo "== Check valkey metrics are available =="
pminfo -f valkey 2>&1 | _filter_valkey

echo
echo "== Verify specific metric groups =="
pminfo valkey.server | LC_COLLATE=POSIX sort
pminfo valkey.clients | LC_COLLATE=POSIX sort
pminfo valkey.memory | LC_COLLATE=POSIX sort
pminfo valkey.stats | LC_COLLATE=POSIX sort
pminfo valkey.cpu | LC_COLLATE=POSIX sort
pminfo valkey.persistence | LC_COLLATE=POSIX sort
pminfo valkey.replication | LC_COLLATE=POSIX sort
pminfo valkey.keyspace | LC_COLLATE=POSIX sort
pminfo valkey.errorstats | LC_COLLATE=POSIX sort
pminfo valkey.modules | LC_COLLATE=POSIX sort
pminfo valkey.eventloop | LC_COLLATE=POSIX sort

echo
echo "== Fetch some key metrics =="
pmprobe -v valkey.server.uptime_seconds 2>&1 | _filter_valkey
pmprobe -v valkey.clients.connected 2>&1 | _filter_valkey
pmprobe -v valkey.memory.used 2>&1 | _filter_valkey
pmprobe -v valkey.stats.total_commands 2>&1 | _filter_valkey

echo
echo "== Restoring valkey PMDA =="
# done via _cleanup_pmda() in _cleanup()

# success, all done
status=0
exit
