Paperclip + fog + Google Cloud Storage

0-papercliper-fog-gcs.md

An example code to use GCS instead of S3

1-paperclip.rb

# config/initializers/paperclip.rb

if Rails.env.production?
  Paperclip::Attachment.default_options[:path] = '/:class/:attachment/:id_partition/:style/:filename'
  Paperclip::Attachment.default_options[:url] = ':gcs_domain_url'
  Paperclip::Attachment.default_options[:fog_directory] = ENV['GCS_BUCKET_NAME']
end

2-production.rb

# config/environments/production.rb
config.paperclip_defaults = {
  storage: :fog,
  fog_credentials: {
    provider: 'Google',
    google_project: ENV['GCS_PROJECT'],
    google_client_email: ENV['GCS_CLIENT_EMAIL'],
    google_json_key_string: Base64.decode64(ENV['GCS_SECRET_JSON_KEY_STRING_BASE64'])

    # Google recommend you to use service account instead of HMAC credentials
    # You can check other options here -> https://github.com/fog/fog-google#credentials
  }
}