https://github.com/grimen/rack-alive

Rack middleware for checking if app is alive or not - optionally via custom condition(s).
https://github.com/grimen/rack-alive

Last synced: 3 months ago
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Rack middleware for checking if app is alive or not - optionally via custom condition(s).

• Host: GitHub
• URL: https://github.com/grimen/rack-alive
• Owner: grimen
• License: mit
• Created: 2011-09-18T21:01:17.000Z (over 14 years ago)
• Default Branch: master
• Last Pushed: 2011-09-29T12:02:00.000Z (over 14 years ago)
• Last Synced: 2025-02-01T21:06:28.307Z (11 months ago)
• Language: Ruby
• Homepage: https://rubygems.org/gems/rack-alive
• Size: 91.8 KB
• Stars: 2
• Watchers: 3
• Forks: 1
• Open Issues: 0
• Metadata Files:
  • Readme: README.textile
  • License: MIT-LICENSE

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README

          
h1. RACK-ALIVE "!https://secure.travis-ci.org/merchii/rack-alive.png!":http://travis-ci.org/merchii/rack-alive

_Rack middleware for checking if app is alive or not - optionally via custom condition(s)._

h2. Installation

Add to your @Gemfile@:


  gem 'rack-alive'



...and @bundle install@.

h2. Usage

*Minimal:*


  require 'rack/alive'


  use Rack::Alive



*Advanced:*


  require 'rack/alive'


  use Rack::Alive, proc {

    # Test DB-connection.

    db_alive =

      begin

        ActiveRecord::Base.connection.select_all('select 1')

        true

      rescue

        false

      end

    # Check that you got all horses/unicorns in the stable...or something.

    got_all_horses = ENV['HORSES_IN_THE_STABLE'].to_i == 5

    db_alive && got_all_horses

  }



h2. Test


  GET /alive?



h2. Notes

This gem was developed for our own requirements at *"Merchii":http://github.com/merchii*, so feel free to send pull-requests with enhancements of any kind (features, bug-fixes, documentation, tests, etc.) to make it better or useful for you as well.

h2. License

Released under the MIT license.

Copyright (c) "Jonas Grimfelt":http://github.com/grimen, "Merchii":http://github.com/merchii