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| | # -*- encoding: binary -*-
require 'kgio'
require 'unicorn'
Unicorn::SocketHelper::DEFAULTS.merge!({
# the value passed to TCP_DEFER_ACCEPT actually matters in Linux 2.6.32+
:tcp_defer_accept => 60,
# keep-alive performance sucks without this due to
# write(headers)-write(body)-read
# because we always write headers and bodies with two calls
:tcp_nodelay => true,
})
module Rainbows
O = {} # :nodoc:
class Response416 < RangeError; end
# map of numeric file descriptors to IO objects to avoid using IO.new
# and potentially causing race conditions when using /dev/fd/
FD_MAP = {}
FD_MAP.compare_by_identity if FD_MAP.respond_to?(:compare_by_identity)
# :startdoc:
require 'rainbows/const'
require 'rainbows/http_parser'
require 'rainbows/http_server'
autoload :RackInput, 'rainbows/rack_input'
autoload :Response, 'rainbows/response'
autoload :ProcessClient, 'rainbows/process_client'
autoload :Client, 'rainbows/client'
autoload :Base, 'rainbows/base'
autoload :Sendfile, 'rainbows/sendfile'
autoload :AppPool, 'rainbows/app_pool'
autoload :DevFdResponse, 'rainbows/dev_fd_response'
autoload :MaxBody, 'rainbows/max_body'
autoload :QueuePool, 'rainbows/queue_pool'
autoload :EvCore, 'rainbows/ev_core'
autoload :SocketProxy, 'rainbows/socket_proxy'
# Sleeps the current application dispatch. This will pick the
# optimal method to sleep depending on the concurrency model chosen
# (which may still suck and block the entire process). Using this
# with the basic :Coolio or :EventMachine models is not recommended.
# This should be used within your Rack application.
def self.sleep(nr)
case Rainbows.server.use
when :FiberPool, :FiberSpawn
Rainbows::Fiber.sleep(nr)
when :RevFiberSpawn, :CoolioFiberSpawn
Rainbows::Fiber::Coolio::Sleeper.new(nr)
when :Revactor
Actor.sleep(nr)
else
Kernel.sleep(nr)
end
end
# runs the Rainbows! HttpServer with +app+ and +options+ and does
# not return until the server has exited.
def self.run(app, options = {}) # :nodoc:
HttpServer.new(app, options).start.join
end
# :stopdoc:
class << self
attr_accessor :max_bytes, :keepalive_timeout
attr_accessor :server
attr_accessor :cur # may not always be used
attr_reader :alive
attr_writer :tick_io
end
# :startdoc:
# the default max body size is 1 megabyte (1024 * 1024 bytes)
@max_bytes = 1024 * 1024
# the default keepalive_timeout is 5 seconds
@keepalive_timeout = 5
# :stopdoc:
@alive = true
@cur = 0
@tick_mod = 0
@expire = nil
def self.tick
@tick_io.chmod(@tick_mod = 0 == @tick_mod ? 1 : 0)
exit!(2) if @expire && Time.now >= @expire
@alive && @server.master_pid == Process.ppid or quit!
end
def self.cur_alive
@alive || @cur > 0
end
def self.quit!
@alive = false
Rainbows::HttpParser.quit
@expire ||= Time.now + (@server.timeout * 2.0)
@server.class.const_get(:LISTENERS).map! { |s| s.close rescue nil }
false
end
# maps models to default worker counts, default worker count numbers are
# pretty arbitrary and tuning them to your application and hardware is
# highly recommended
MODEL_WORKER_CONNECTIONS = {
:Base => 1, # this one can't change
:WriterThreadPool => 20,
:WriterThreadSpawn => 20,
:Revactor => 50,
:ThreadSpawn => 30,
:ThreadPool => 20,
:Rev => 50,
:RevThreadSpawn => 50,
:RevThreadPool => 50,
:RevFiberSpawn => 50,
:Coolio => 50,
:CoolioThreadSpawn => 50,
:CoolioThreadPool => 50,
:CoolioFiberSpawn => 50,
:EventMachine => 50,
:FiberSpawn => 50,
:FiberPool => 50,
:ActorSpawn => 50,
:NeverBlock => 50,
}.each do |model, _|
u = model.to_s.gsub(/([a-z0-9])([A-Z0-9])/) { "#{$1}_#{$2.downcase!}" }
autoload model, "rainbows/#{u.downcase!}"
end
# :startdoc:
autoload :Fiber, 'rainbows/fiber' # core class
autoload :StreamFile, 'rainbows/stream_file'
autoload :HttpResponse, 'rainbows/http_response' # deprecated
autoload :ThreadTimeout, 'rainbows/thread_timeout'
autoload :WorkerYield, 'rainbows/worker_yield'
autoload :SyncClose, 'rainbows/sync_close'
end
require 'rainbows/error'
require 'rainbows/configurator'
|