App Engine: different app.yaml files based on environment

Question

I am currently migrating an application to Google App Engine that relies on environment variables for various external connections. It looks like the app.yaml file is where I s

Answer 1

I needed a solution for this that would work with a CD pipeline. I use Build Triggers on my git repositories. Using these, I can template the branch name I'm launching from into my cloudbuild.yaml file. My first build step is then to generate app.yaml from a shell script using the branch_name as a conditional value.

# cloudbuild.yaml
- name: 'ubuntu'
  args: ['bash', 'app.yaml.sh', '$BRANCH_NAME']