-# Backup /etc/hosts
-HOSTS_BACKUP="$(eval ${TIMESTAMP}_hosts.bk)"
-cp /etc/hosts /etc/${HOSTS_BACKUP}
-
-# Backup the current docker registry settings
-if [ -f ~/.docker/config.json ]; then
- DOCKER_CONF_BACKUP="$(eval ${TIMESTAMP}_config.json.bk)"
- mv ~/.docker/config.json ~/.docker/${DOCKER_CONF_BACKUP}
-fi