Module: GetaroundUtils::Engines::Health

Defined in:
lib/getaround_utils/engines/health.rb

Constant Summary collapse

RELEASE_VERSION_PATH = 
'/release_version'
COMMIT_SHA1_PATH = 
'/commit_sha1'
MIGRATION_STATUS_PATH = 
'/migration_status'
UNDEFINED = 
'N/A'

Class Method Summary collapse

Class Method Details

.commit_sha1 ⇒ Object 



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# File 'lib/getaround_utils/engines/health.rb', line 20

def self.commit_sha1
  ENV['HEROKU_SLUG_COMMIT'] || ENV['COMMIT_SHA1']
end

.engine ⇒ Object 



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# File 'lib/getaround_utils/engines/health.rb', line 30

def self.engine
  Rack::Builder.new do
    map RELEASE_VERSION_PATH do
      use Rack::Head

      run(lambda do |env|
        req = Rack::Request.new(env)
        return [405, { 'Content-Type' => 'text/plain' }, []] unless req.get?

        content = GetaroundUtils::Engines::Health.release_version || UNDEFINED
        [200, { 'Content-Type' => 'text/plain' }, [content]]
      end)
    end

    map COMMIT_SHA1_PATH do
      use Rack::Head

      run(lambda do |env|
        req = Rack::Request.new(env)
        return [405, { 'Content-Type' => 'text/plain' }, []] unless req.get?

        content = GetaroundUtils::Engines::Health.commit_sha1 || UNDEFINED
        [200, { 'Content-Type' => 'text/plain' }, [content]]
      end)
    end

    map MIGRATION_STATUS_PATH do
      use Rack::Head

      run(lambda do |env|
        req = Rack::Request.new(env)
        return [405, { 'Content-Type' => 'application/json' }, []] unless req.get?

        content = { needs_migration: GetaroundUtils::Engines::Health.needs_migration? }
        [200, { 'Content-Type' => 'application/json' }, [JSON.generate(content)]]
      end)
    end
  end
end

.needs_migration? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/getaround_utils/engines/health.rb', line 24

def self.needs_migration?
  return false unless defined?(ActiveRecord)

  ActiveRecord::Base.connection.migration_context.needs_migration?
end

.release_version ⇒ Object 



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# File 'lib/getaround_utils/engines/health.rb', line 16

def self.release_version
  ENV['HEROKU_RELEASE_VERSION'] || ENV['PORTER_STACK_REVISION'] || ENV['PORTER_POD_REVISION']
end