Slack500

Slack500 is a gem that notifies exceptions raised by Rails to your Slack channel using incomming WebHooks URL.

The following items are displayed in the Slack message.

• http method
• Controller and Action
• Parameters
• User Agent
• Error Message
• Backtrace

Installation

Add this line to your application's Gemfile:

gem 'slack_500'

And then execute:

$ bundle

Or install it yourself as:

$ gem install slack_500

Execute rake task to create configuration file.

$ rake slack_500:config

and edit "/config/initializers/slack_500.rb"

require 'slack_500'
Slack500.setup do |config|
    # report pretext of slack message
    config.pretext = 'Slack Report Title'

    # report title of slack message
    config.title = 'Rendering 500 with exception.'

    # color of slack message
    config.color = '#FF0000'

    # footer text of slack message
    config.footer = 'via Slack 500 Report.'

    # WebHook URL
    # see https://slack.com/services/new/incoming-webhook
    config.webhook_url = "https://hooks.slack.com/services/xxxxxxxxx/xxxx"
end

Usage

class ApplicationController < ActionController::Base

  if !Rails.env.production?
    rescue_from Exception, with: :rescue_500
  end

  :
  :

  def rescue_500(exception=nil)

    # Report Exception to Slack
    Slack500.post(request,exception)

    render 'error/500', status: :internal_server_error, layout: 'application'
    end

  :
  :

end

Contributing

Bug reports and pull requests are welcome on GitHub at https://github.com/kazuomatz/slack_500. This project is intended to be a safe, welcoming space for collaboration, and contributors are expected to adhere to the Contributor Covenant code of conduct.

License

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

Code of Conduct

Everyone interacting in the Slack500 projects codebases, issue trackers, chat rooms and mailing lists is expected to follow the code of conduct.