[ -z "$XDS_WWWDIR" ] && XDS_WWWDIR=webapp/dist
[ -z "$LOGLEVEL" ] && LOGLEVEL=info
[ -z "$LOGDIR" ] && LOGDIR=/tmp/xds-server/logs
[ -z "$XDS_WWWDIR" ] && XDS_WWWDIR=webapp/dist
[ -z "$LOGLEVEL" ] && LOGLEVEL=info
[ -z "$LOGDIR" ] && LOGDIR=/tmp/xds-server/logs