Class: Middleman::PreviewServer

Inherits:
Object
  • Object
show all
Extended by:
Forwardable
Defined in:
lib/middleman-core/preview_server.rb,
lib/middleman-core/preview_server/checks.rb,
lib/middleman-core/preview_server/server_url.rb,
lib/middleman-core/preview_server/information.rb,
lib/middleman-core/preview_server/server_hostname.rb,
lib/middleman-core/preview_server/tcp_port_prober.rb,
lib/middleman-core/preview_server/server_ip_address.rb,
lib/middleman-core/preview_server/server_information.rb,
lib/middleman-core/preview_server/network_interface_inventory.rb,
lib/middleman-core/preview_server/server_information_validator.rb,
lib/middleman-core/preview_server/server_information_callback_proxy.rb

Defined Under Namespace

Modules: Checks Classes: AllInterfaces, AllIpv4Interfaces, AllIpv6Interfaces, BasicInformation, BasicServerIpAddress, BindAddressAndServerNameInformation, BindAddressInformation, DefaultInformation, FilteredWebrickLog, NetworkInterfaceInventory, ServerHostname, ServerInformation, ServerInformationCallbackProxy, ServerInformationValidator, ServerIpAddress, ServerIpv4Address, ServerIpv6Address, ServerNameInformation, ServerNameIsIpInformation, ServerUrl, TcpPortProber

Class Attribute Summary collapse

Class Method Summary collapse

Class Attribute Details

.app ⇒ Object (readonly)

Returns the value of attribute app.



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# File 'lib/middleman-core/preview_server.rb', line 17

def app
  @app
end

.environment ⇒ Object (readonly)

Returns the value of attribute environment.



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# File 'lib/middleman-core/preview_server.rb', line 17

def environment
  @environment
end

.server_information ⇒ Object (readonly)

Returns the value of attribute server_information.



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# File 'lib/middleman-core/preview_server.rb', line 17

def server_information
  @server_information
end

.ssl_certificate ⇒ Object (readonly)

Returns the value of attribute ssl_certificate.



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# File 'lib/middleman-core/preview_server.rb', line 17

def ssl_certificate
  @ssl_certificate
end

.ssl_private_key ⇒ Object (readonly)

Returns the value of attribute ssl_private_key.



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# File 'lib/middleman-core/preview_server.rb', line 17

def ssl_private_key
  @ssl_private_key
end

Class Method Details

.reload

This method returns an undefined value.

Simply stop, then start the server



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# File 'lib/middleman-core/preview_server.rb', line 103

def reload
  app.logger.info '== The Middleman is reloading'

  begin
    app = initialize_new_app
  rescue => e
    $stderr.puts "Error reloading Middleman: #{e}\n#{e.backtrace.join("\n")}"
    app.logger.info '== The Middleman is still running the application from before the error'
    return
  end

  unmount_instance

  @webrick.shutdown
  @webrick = nil

  mount_instance(app)

  app.logger.info '== The Middleman has reloaded'
end

.shutdown

This method returns an undefined value.

Stop the current instance, exit Webrick



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# File 'lib/middleman-core/preview_server.rb', line 126

def shutdown
  stop
  @webrick.shutdown
end

.start(opts = {}, cli_options = {})

This method returns an undefined value.

Start an instance of Middleman::Application



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# File 'lib/middleman-core/preview_server.rb', line 21

def start(opts={}, cli_options={})
  # Do not buffer output, otherwise testing of output does not work
  $stdout.sync = true
  $stderr.sync = true

  @options = opts
  @cli_options = cli_options
  @server_information = ServerInformation.new
  @server_information.https = (@options[:https] == true)

  # New app evaluates the middleman configuration. Since this can be
  # invalid as well, we need to evaluate the configuration BEFORE
  # checking for validity
  the_app = initialize_new_app

  # And now comes the check
  unless server_information.valid?
    $stderr.puts %(== Running Middleman failed: #{server_information.reason}. Please fix that and try again.)
    exit 1
  end

  mount_instance(the_app)

  app.logger.debug %(== Server information is provided by #{server_information.handler})
  app.logger.debug %(== The Middleman is running in "#{environment}" environment)
  app.logger.debug format('== The Middleman preview server is bound to %s', ServerUrl.new(hosts: server_information.listeners, port: server_information.port, https: server_information.https?).to_bind_addresses.join(', '))
  app.logger.info format('== View your site at %s', ServerUrl.new(hosts: server_information.site_addresses, port: server_information.port, https: server_information.https?).to_urls.join(', '))
  app.logger.info format('== Inspect your site configuration at %s', ServerUrl.new(hosts: server_information.site_addresses, port: server_information.port, https: server_information.https?).to_config_urls.join(', '))

  @initialized ||= false
  return if @initialized
  @initialized = true

  register_signal_handlers

  # Save the last-used @options so it may be re-used when
  # reloading later on.
  ::Middleman::Profiling.report('server_start')

  app.execute_callbacks(:before_server, [ServerInformationCallbackProxy.new(server_information)])

  if @options[:daemon]
    # To output the child PID, let's make preview server a daemon by hand
    if child_pid = fork
      app.logger.info "== Middleman preview server is running in background with PID #{child_pid}"
      Process.detach child_pid
      exit 0
    else
      $stdout.reopen('/dev/null', 'w')
      $stderr.reopen('/dev/null', 'w')
      $stdin.reopen('/dev/null', 'r')
    end
  end

  loop do
    @webrick.start

    # $mm_shutdown is set by the signal handler
    if $mm_shutdown
      shutdown
      exit
    elsif $mm_reload
      $mm_reload = false
      reload
    end
  end
end

.stop

This method returns an undefined value.

Detach the current Middleman::Application instance



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# File 'lib/middleman-core/preview_server.rb', line 91

def stop
  begin
    app.logger.info '== The Middleman is shutting down'
  rescue
    # if the user closed their terminal STDOUT/STDERR won't exist
  end

  unmount_instance
end