&& if [ ! -f "/opt/luna.tar.gz" ]; then wget https://demo.jumpserver.org/download/luna/1.4.9/luna.tar.gz; tar xf luna.tar.gz; chown -R root:root luna; fi \
&& if [ ! -f "/opt/luna.tar.gz" ]; then wget https://demo.jumpserver.org/download/luna/1.4.9/luna.tar.gz; tar xf luna.tar.gz; chown -R root:root luna; fi \