Class: Fluent::PluginHelper::HttpServer::Compat::WebrickHandler

Inherits:
Object
  • Object
show all
Defined in:
lib/fluent/plugin_helper/http_server/compat/webrick_handler.rb

Class Method Summary collapse

Class Method Details

.build(get: nil, head: nil, post: nil, put: nil, patch: nil, delete: nil, connect: nil, options: nil, trace: nil) ⇒ Object

**opt is enough. but I wrote a signature explicitly for readability



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# File 'lib/fluent/plugin_helper/http_server/compat/webrick_handler.rb', line 26

def self.build(get: nil, head: nil, post: nil, put: nil, patch: nil, delete: nil, connect: nil, options: nil, trace: nil)
  opt = { get: get, head: head, post: post, put: put, patch: patch, delete: delete, connect: connect, options: options, trace: trace }

  Class.new(WEBrick::HTTPServlet::AbstractServlet) do
    HttpServer::Methods::ALL.each do |name|
      define_method("do_#{name}") do |request, response|
        code, headers, body =
                       if request.path_info != ''
                         render_json(404, 'message' => 'Not found')
                       else
                         begin
                           opt[name.downcase.to_sym].call(request)
                         rescue => _
                           render_json(500, 'message' => 'Something went wrong')
                         end
                       end

        response.status = code
        headers.each { |k, v| response[k] = v }
        response.body = body
      end
    end

    def render_json(code, obj)
      [code, { 'Content-Type' => 'application/json' }, obj.to_json]
    end
  end
end