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This is a simple command line example of calling the Google Compute Engine API in Ruby.
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Google Compute Engine Ruby Sample Application

##Description This is a simple command line example of calling the Google Compute Engine APIs in Ruby.


Please make sure that all of the following is installed before trying to run the sample application.

  • Ruby 1.9.3+

  • The following gems (run 'sudo gem install ' to install)

    • google-api-client
    • thin
    • launchy
    • highline
  • If you haven't installed the above gems, try this:

    • 'sudo gem install google-api-client thin launchy highline'
  • The google-api-ruby-client library checked out locally, and this sample application running from inside of that repo.

Setup Authentication

  1. Visit to register your application.
  • From the "Project Home" screen, activate access to "Google Compute Engine API".
  • Click on "API Access" in the left column
  • Click the button labeled "Create an OAuth 2.0 client ID"
  • Give your application a name and click "Next"
  • Select "Installed Application" as the "Application type"
  • Select "Other" under "Installed application type"
  • Click "Create client ID"
  1. Run 'cp client_secrets.json.sample client_secrets.json'
  • Edit the client_secrets.json file and enter the client ID and secret that you retrieved from the API Console.
  1. Edit 'YOUR_PROJECT_ID' in sample.rb to reflect your Google Compute Engine project name.

Running the Sample Application

  1. Run the application
  • $ ruby sample.rb
  1. Authorize the application in the browser window that opens.
  2. The Google Compute Engine sample application will display its output on the command line.
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