rainbows.git  about / heads / tags
Unicorn for sleepy apps and slow clients
blob ab5cfc8f3f7e0cc98cbe135f872d3ab64c3c6989 956 bytes (raw)
$ git show v0.95.1:lib/rainbows/fiber/body.rb	# shows this blob on the CLI

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# -*- encoding: binary -*-
# :enddoc:
# non-portable body handling for Fiber-based concurrency goes here
# this module is required and included in worker processes only
# this is meant to be included _after_ Rainbows::Response::Body
module Rainbows::Fiber::Body # :nodoc:

  # TODO non-blocking splice(2) under Linux
  ALIASES = {
    :write_body_stream => :write_body_each
  }

  # the sendfile 1.0.0+ gem includes IO#sendfile_nonblock
  if ::IO.method_defined?(:sendfile_nonblock)
    def write_body_file(client, body)
      sock, off = client.to_io, 0
      begin
        off += sock.sendfile_nonblock(body, off, 0x10000)
      rescue Errno::EAGAIN
        client.wait_writable
      rescue EOFError
        break
      end while true
    end
  else
    ALIASES[:write_body] = :write_body_each
  end

  def self.included(klass)
    ALIASES.each do |new_method, orig_method|
      klass.__send__(:alias_method, new_method, orig_method)
    end
  end
end

git clone https://yhbt.net/rainbows.git