How to install and run DHIS2 on vm instance google cloud platform?

Hi dears,
I installed DHIS2 on my local ubuntu system, and it was work.
but when I try to install it at ubuntu vm instance on google cloud platform , it can’t work on the IP address “my_server_ip:8080”.
can you help me please to solve this, or give install guide for DHIS2 on google cloud.