+ apt-get -y --purge autoremove opendkim-tools
+ set +x
+ echo
+ echo 'Generated key file at '$selector'.private.'
+ echo 'APPLY the content of '$selector'.txt below to your DNS record.'
+ echo 'AFTER the waiting time for DNS propagation RERUN this script with' \
+ 'the key file as SECOND parameter (still use selector as first one).'
+ echo
+ cat $selector.txt