if ! sudo ufw default deny incoming; then echo 'VITO_SSH_ERROR' && exit 1 fi if ! sudo ufw default allow outgoing; then echo 'VITO_SSH_ERROR' && exit 1 fi if ! sudo ufw allow from 0.0.0.0/0 to any proto tcp port 22; then echo 'VITO_SSH_ERROR' && exit 1 fi if ! sudo ufw allow from 0.0.0.0/0 to any proto tcp port 80; then echo 'VITO_SSH_ERROR' && exit 1 fi if ! sudo ufw allow from 0.0.0.0/0 to any proto tcp port 443; then echo 'VITO_SSH_ERROR' && exit 1 fi if ! sudo ufw --force enable; then echo 'VITO_SSH_ERROR' && exit 1 fi if ! sudo ufw reload; then echo 'VITO_SSH_ERROR' && exit 1 fi