This gem can be used to generate signed JWT bearer tokens from Google service account for making authorized service calls. For more information refer to this link: https://developers.google.com/identity/protocols/OAuth2ServiceAccount#jwt-auth

You need a google service account and client ID

sudo gem install iap_authenticator

Add the following to your Gemfile

gem 'iap_authenticator'

And run bundle install

bundle install
bundle exec rake spec

gem build iap-authenticator.gemspec
gem install iap-authenticator-<version>.gem

source .env
ruby example/snippet.rb

Bug reports and pull requests are welcome on GitHub at https://github.com/gojekfarm/iap_authenticator

Similar proxy implementation can be found here: https://github.com/gojekfarm/iap_auth