Faraday::Cdn::Metrics

Adds instrumentation to a faraday stack to capture server cache hits / misses. Currently only supports fastly.

Installation

Add this line to your application's Gemfile:

gem 'faraday-cdn-metrics'

And then execute:

$ bundle

Or install it yourself as:

$ gem install faraday-cdn-metrics

Usage

Initialise the middleware with an instrumentation class. It must respond to :instrument (eg ActiveSupport::Notifications)

Use as faraday middleware:

Faraday.new do |b|
  b.use :cdn_metrics, instrumenter: ActiveSupport::Notifications

  b.adapter :typhoeus
end

Development

After checking out the repo, run bin/setup to install dependencies. Then, run rake spec to run the tests. You can also run bin/console for an interactive prompt that will allow you to experiment.

To install this gem onto your local machine, run bundle exec rake install. To release a new version, update the version number in version.rb, and then run bundle exec rake release, which will create a git tag for the version, push git commits and tags, and push the .gem file to rubygems.org.

Contributing

Bug reports and pull requests are welcome on GitHub at https://github.com/[USERNAME]/faraday-cdn-metrics.

License

The gem is available as open source under the terms of the MIT License.