How to set up External DB and integrate with passbolt

We have Passbolt installed in EC2 Server and DB installed in seperate EC2 server, How we can integrate both in this scenario?

@Krithi This file in the Github repo is also found in your installed files and has a Datasources section with all possible parameters which are accepted.

You can try first to change the host parameter to the provided EC2 db url. If that doesn’t work, I believe you are going to want to build a URL and for reference this is a CakePhp doc page and look for this section about DSN string:

To be clear, there’s no need to alter any source code, but the url parameter would look like the mysql://my_app...