#!/bin/sh
#
# Redis PMDA "plugin" for pmcheck
#

. $PCP_DIR/etc/pcp.env || exit 1
. $PCP_SHARE_DIR/lib/checkproc.sh

_do_args "$@"

_check()
{
    test -n "$@" && echo "$@" >> $tmp/out
    [ "$verbose" -gt 0 -a -s $tmp/out ] && cat $tmp/out
    [ $status -eq 0 ] || exit
}

if $lflag
then
    [ "$verbose" -gt 0 ] && echo "Redis PMDA - metrics from redis-server(1)"
elif $sflag
then
    status=0  # assume active until proven not to be
    which redis-server >/dev/null 2>&1 || status=2
    which redis-cli >/dev/null 2>&1 || status=2
    _check "redis install status: $status"
    info=`redis-cli INFO server 2>/dev/null | grep ^executable:`
    test "$info" = "executable:/usr/bin/redis-server" || status=2
    _check "redis cli INFO: $info"
    svc=redis
    test -f "$PCP_SYSTEMDUNIT_DIR/redis-server.service" && svc=redis-server
    _ctl_svc state $svc || status=$?
    _check "redis service status: $status"
    pong=`redis-cli PING`
    test "$pong" = "PONG" || status=2
    _check "redis cli PING: $pong"
    _ctl_pmda state redis || status=1
    _check "redis PMDA status: $status"
elif $aflag
then
    _ctl_pmda activate redis pmdaredis.pl || status=1
elif $dflag
then
    _ctl_pmda deactivate redis || status=1
else
    [ $verbose -gt 0 ] && echo "botch sflag=$sflag aflag=$aflag dflag=$dflag show_me=$show_me verbose=$verbose"
    status=99
fi

exit