Fix the letsencrypt hook

templates/minio-letsencrypt-hook.j2

@@ -13,7 +13,7 @@ RETVAL=
 echo "$DATE" >> "$LE_LOGFILE"
 
 logger "acme-minio-hook: Check if the certificate has been renewed"
-cmp ${LE_CERTS_DIR}/privkey  ${MINIO_KEYFILE}
+cmp ${LE_CERTS_DIR}/fullchain  ${MINIO_CERTFILE}
 RETVAL=$?
 if [ $RETVAL -eq 0 ] ; then
     logger "acme-minio-hook: No new cerficate."
@@ -38,7 +38,7 @@ fi
 
 chmod 440 ${MINIO_KEYFILE} ${MINIO_CERTFILE}
 chown root ${MINIO_KEYFILE} ${MINIO_CERTFILE}
-chgrp minio ${MINIO_KEYFILE} ${MINIO_CERTFILE}
+chgrp minio-user ${MINIO_KEYFILE} ${MINIO_CERTFILE}
 
 logger "acme-minio-hook: Restart the minio service after a certificate renewal"
 systemctl restart minio >> $LE_LOGFILE 2>&1