Galera SST xtrabackup-v2/mariabackup scripts unnecessarily convert joiner address to host name

setup_ports()

{

    if [[ "$WSREP_SST_OPT_ROLE"  == "donor" ]];then

        SST_PORT=$(echo $WSREP_SST_OPT_ADDR | awk -F '[:/]' '{ print $2 }')

        REMOTEIP=$(echo $WSREP_SST_OPT_ADDR | awk -F ':' '{ print $1 }')

        REMOTEHOST=$(getent hosts $REMOTEIP | awk '{ print $2 }')

        if [[ -z $REMOTEHOST ]];then

            REMOTEHOST=$REMOTEIP

        fi

        lsn=$(echo $WSREP_SST_OPT_ADDR | awk -F '[:/]' '{ print $4 }')

        sst_ver=$(echo $WSREP_SST_OPT_ADDR | awk -F '[:/]' '{ print $5 }')

    else

        SST_PORT=$(echo ${WSREP_SST_OPT_ADDR} | awk -F ':' '{ print $2 }')

    fi

}

2017/12/08 10:33:46 socat[23963] E getaddrinfo("10-1-1-237.mydomain.com", "(null)", {5,2,1,6}, {}): Name or service not known