Module: Puma

Defined in:
lib/puma/configuration.rb,
lib/puma.rb,
lib/puma/cli.rb,
lib/puma/dsl.rb,
lib/puma/util.rb,
lib/puma/const.rb,
lib/puma/binder.rb,
lib/puma/client.rb,
lib/puma/detect.rb,
lib/puma/events.rb,
lib/puma/plugin.rb,
lib/puma/runner.rb,
lib/puma/server.rb,
lib/puma/single.rb,
lib/puma/cluster.rb,
lib/puma/minissl.rb,
lib/puma/null_io.rb,
lib/puma/reactor.rb,
lib/puma/request.rb,
lib/puma/systemd.rb,
lib/puma/launcher.rb,
lib/puma/io_buffer.rb,
lib/puma/app/status.rb,
lib/puma/log_writer.rb,
lib/puma/state_file.rb,
lib/puma/control_cli.rb,
lib/puma/thread_pool.rb,
lib/puma/commonlogger.rb,
lib/puma/error_logger.rb,
lib/puma/rack/builder.rb,
lib/puma/jruby_restart.rb,
lib/puma/cluster/worker.rb,
lib/puma/json_serialization.rb,
lib/puma/cluster/worker_handle.rb,
lib/puma/launcher/bundle_pruner.rb,
lib/puma/minissl/context_builder.rb,
ext/puma_http11/mini_ssl.c,
ext/puma_http11/puma_http11.c

Overview

note that dsl is loaded at end of file, requires ConfigDefault constants

Defined Under Namespace

Modules: App, Const, JRubyRestart, JSONSerialization, MiniSSL, Rack, Request, Util Classes: Binder, CLI, Client, Cluster, CommonLogger, Configuration, ConnectionError, ControlCLI, DSL, ErrorLogger, Events, HttpParser, HttpParserError, HttpParserError501, IOBuffer, Launcher, LogWriter, NullIO, Plugin, PluginLoader, PluginRegistry, Reactor, Runner, Server, Single, StateFile, Systemd, ThreadPool, UnknownPlugin, UnsupportedBackend, UnsupportedOption, UserFileDefaultOptions

Constant Summary collapse

HAS_SSL =

at present, MiniSSL::Engine is only defined in extension code (puma_http11), not in minissl.rb

const_defined?(:MiniSSL, false) && MiniSSL.const_defined?(:Engine, false)
HAS_UNIX_SOCKET =
Object.const_defined? :UNIXSocket
HTTP_STATUS_CODES =

Every standard HTTP code mapped to the appropriate message. Generated with: curl -s www.iana.org/assignments/http-status-codes/http-status-codes-1.csv | \

ruby -ne 'm = /^(\d{3}),(?!Unassigned|\(Unused\))([^,]+)/.match($_) and \
          puts "#{m[1]} => \x27#{m[2].strip}\x27,"'
{
  100 => 'Continue',
  101 => 'Switching Protocols',
  102 => 'Processing',
  200 => 'OK',
  201 => 'Created',
  202 => 'Accepted',
  203 => 'Non-Authoritative Information',
  204 => 'No Content',
  205 => 'Reset Content',
  206 => 'Partial Content',
  207 => 'Multi-Status',
  208 => 'Already Reported',
  226 => 'IM Used',
  300 => 'Multiple Choices',
  301 => 'Moved Permanently',
  302 => 'Found',
  303 => 'See Other',
  304 => 'Not Modified',
  305 => 'Use Proxy',
  307 => 'Temporary Redirect',
  308 => 'Permanent Redirect',
  400 => 'Bad Request',
  401 => 'Unauthorized',
  402 => 'Payment Required',
  403 => 'Forbidden',
  404 => 'Not Found',
  405 => 'Method Not Allowed',
  406 => 'Not Acceptable',
  407 => 'Proxy Authentication Required',
  408 => 'Request Timeout',
  409 => 'Conflict',
  410 => 'Gone',
  411 => 'Length Required',
  412 => 'Precondition Failed',
  413 => 'Payload Too Large',
  414 => 'URI Too Long',
  415 => 'Unsupported Media Type',
  416 => 'Range Not Satisfiable',
  417 => 'Expectation Failed',
  418 => 'I\'m A Teapot',
  421 => 'Misdirected Request',
  422 => 'Unprocessable Entity',
  423 => 'Locked',
  424 => 'Failed Dependency',
  426 => 'Upgrade Required',
  428 => 'Precondition Required',
  429 => 'Too Many Requests',
  431 => 'Request Header Fields Too Large',
  451 => 'Unavailable For Legal Reasons',
  500 => 'Internal Server Error',
  501 => 'Not Implemented',
  502 => 'Bad Gateway',
  503 => 'Service Unavailable',
  504 => 'Gateway Timeout',
  505 => 'HTTP Version Not Supported',
  506 => 'Variant Also Negotiates',
  507 => 'Insufficient Storage',
  508 => 'Loop Detected',
  510 => 'Not Extended',
  511 => 'Network Authentication Required'
}.freeze
STATUS_WITH_NO_ENTITY_BODY =

For some HTTP status codes the client only expects headers.

{
  204 => true,
  205 => true,
  304 => true
}.freeze
HAS_FORK =

Version:

  • 5.2.1

::Process.respond_to? :fork
HAS_NATIVE_IO_WAIT =
::IO.public_instance_methods(false).include? :wait_readable
IS_JRUBY =
Object.const_defined? :JRUBY_VERSION
IS_OSX =
RUBY_PLATFORM.include? 'darwin'
IS_WINDOWS =
!!(RUBY_PLATFORM =~ /mswin|ming|cygwin/) ||
IS_JRUBY && RUBY_DESCRIPTION.include?('mswin')
IS_MRI =

Version:

  • 5.2.0

(RUBY_ENGINE == 'ruby' || RUBY_ENGINE.nil?)
Plugins =
PluginRegistry.new

Class Attribute Summary collapse

Instance Attribute Summary collapse

Class Method Summary collapse

Class Attribute Details

.cli_configObject

The CLI exports a Puma::Configuration instance here to allow apps to pick it up. An app must load this object conditionally because it is not set if the app is launched via any mechanism other than the CLI class.


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# File 'lib/puma/cli.rb', line 18

def cli_config
  @cli_config
end

Instance Attribute Details

#stats_hashObject (readonly)

Version:

  • 5.0.0


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# File 'lib/puma.rb', line 73

def self.stats_hash
  @get_stats.stats
end

#stats_objectObject


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# File 'lib/puma.rb', line 67

def self.stats
  Puma::JSONSerialization.generate @get_stats.stats
end

Class Method Details

.abstract_unix_socket?Boolean

Returns:

  • (Boolean)

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# File 'lib/puma.rb', line 47

def self.abstract_unix_socket?
  @abstract_unix ||=
    if HAS_UNIX_SOCKET
      begin
        ::UNIXServer.new("\0puma.temp.unix").close
        true
      rescue ArgumentError  # darwin
        false
      end
    else
      false
    end
end

.forkable?Boolean

Returns:

  • (Boolean)

Version:

  • 5.0.0


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# File 'lib/puma/detect.rb', line 41

def self.forkable?
  HAS_FORK
end

.jruby?Boolean

Returns:

  • (Boolean)

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# File 'lib/puma/detect.rb', line 23

def self.jruby?
  IS_JRUBY
end

.mri?Boolean

Returns:

  • (Boolean)

Version:

  • 5.0.0


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# File 'lib/puma/detect.rb', line 36

def self.mri?
  IS_MRI
end

.osx?Boolean

Returns:

  • (Boolean)

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# File 'lib/puma/detect.rb', line 27

def self.osx?
  IS_OSX
end

.set_thread_name(name) ⇒ Object


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# File 'lib/puma.rb', line 77

def self.set_thread_name(name)
  Thread.current.name = "puma #{name}"
end

.ssl?Boolean

Returns:

  • (Boolean)

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# File 'lib/puma.rb', line 43

def self.ssl?
  HAS_SSL
end

.statsObject


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# File 'lib/puma.rb', line 67

def self.stats
  Puma::JSONSerialization.generate @get_stats.stats
end

.stats_hashObject

Version:

  • 5.0.0


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# File 'lib/puma.rb', line 73

def self.stats_hash
  @get_stats.stats
end

.stats_object=(val) ⇒ Object


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# File 'lib/puma.rb', line 62

def self.stats_object=(val)
  @get_stats = val
end

.windows?Boolean

Returns:

  • (Boolean)

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# File 'lib/puma/detect.rb', line 31

def self.windows?
  IS_WINDOWS
end