Class: Ringleader::Server

Inherits:
Reel::Server
  • Object
show all
Includes:
Celluloid::Logger
Defined in:
lib/ringleader/server.rb

Constant Summary collapse

ASSET_PATH = 
Pathname.new(File.expand_path("../../../assets", __FILE__))
ACTIONS = 
%w(enable disable stop start restart).freeze

Instance Method Summary collapse

Constructor Details

#initialize(controller, host, port) ⇒ Server

Returns a new instance of Server.



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# File 'lib/ringleader/server.rb', line 8

def initialize(controller, host, port)
  debug "starting webserver on #{host}:#{port}"
  super host, port, &method(:on_connection)
  @controller = controller
  info "web control panel started on http://#{host}:#{port}"
end

Instance Method Details

#app_as_json(app) ⇒ Object 



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# File 'lib/ringleader/server.rb', line 95

def app_as_json(app)
  AppSerializer.new(app)
end

#app_index(request) ⇒ Object 



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# File 'lib/ringleader/server.rb', line 50

def app_index(request)
  json = @controller.apps.map { |app| app_as_json(app) }.to_json
  request.respond :ok, json
  debug "GET /apps: 200"
end

#content_type_for(extname) ⇒ Object 



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# File 'lib/ringleader/server.rb', line 99

def content_type_for(extname)
  case extname
  when ".html"
    "text/html"
  when ".js"
    "application/json"
  when ".css"
    "text/css"
  when ".ico"
    "image/x-icon"
  when ".png"
    "image/png"
  else
    "text/plain"
  end
end

#on_connection(connection) ⇒ Object 



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# File 'lib/ringleader/server.rb', line 15

def on_connection(connection)
  request = connection.request
  route request if request
end

#route(request) ⇒ Object

thanks to dcell explorer for this code



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# File 'lib/ringleader/server.rb', line 21

def route(request)
  if request.url == "/"
    path = "index.html"
  else
    path = request.url[%r{^/([a-z0-9\.\-_]+(/[a-z0-9\.\-_]+)*)$}, 1]
  end

  if !path or path[".."]
    request.respond :not_found, "Not found"
    debug "404 #{path}"
    return
  end

  case request.method
  when "GET"
    if path == "apps"
      app_index request
    elsif path =~ %r(^apps/\w+)
      show_app path, request
    else
      static_file path, request
    end
  when "POST"
    update_app path, request
  else
    error "unknown #{request.method} request to #{request.url}"
  end
end

#show_app(uri, request) ⇒ Object 



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# File 'lib/ringleader/server.rb', line 70

def show_app(uri, request)
  _, name, _ = uri.split("/")
  app = @controller.app name
  if app
    request.respond :ok, app_as_json(app).to_json
    debug "GET #{uri}: 200"
  else
    request.respond :not_found, "Not found"
    debug "GET #{uri}: 404"
  end
end

#static_file(path, request) ⇒ Object 



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# File 'lib/ringleader/server.rb', line 56

def static_file(path, request)
  filename = ASSET_PATH + path
  if filename.exist?
    mime_type = content_type_for filename.extname
    filename.open("r") do |file|
      request.respond :ok, {"Content-type" => mime_type}, file
    end
    debug "GET #{path}: 200"
  else
    request.respond :not_found, "Not found"
    debug "GET #{path}: 404"
  end
end

#update_app(uri, request) ⇒ Object 



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# File 'lib/ringleader/server.rb', line 82

def update_app(uri, request)
  _, name, action = uri.split("/")
  app = @controller.app name
  if app && ACTIONS.include?(action)
    app.send action
    request.respond :ok, app_as_json(app).to_json
    debug "POST #{uri}: 200"
  else
    request.respond :not_found, "Not found"
    debug "POST #{uri}: 404"
  end
end