lib/rainbows/base.rb in rainbows-0.97.0 vs lib/rainbows/base.rb in rainbows-1.0.0pre1

- old
+ new

@@ -6,89 +6,32 @@ # not intended for production use, as keepalive with a pure prefork # concurrency model is extremely expensive. module Rainbows::Base # :stopdoc: - include Rainbows::Const - include Rainbows::Response + include Rainbows::ProcessClient # shortcuts... G = Rainbows::G - NULL_IO = Unicorn::HttpRequest::NULL_IO - TeeInput = Rainbows::TeeInput - HttpParser = Unicorn::HttpParser # this method is called by all current concurrency models def init_worker_process(worker) # :nodoc: super(worker) Rainbows::Response.setup(self.class) Rainbows::MaxBody.setup G.tmp = worker.tmp - # avoid spurious wakeups and blocking-accept() with 1.8 green threads - if ! defined?(RUBY_ENGINE) && RUBY_VERSION.to_f < 1.9 - require "io/nonblock" - Rainbows::HttpServer::LISTENERS.each { |l| l.nonblock = true } - end + listeners = Rainbows::HttpServer::LISTENERS + Rainbows::HttpServer::IO_PURGATORY.concat(listeners) # we're don't use the self-pipe mechanism in the Rainbows! worker # since we don't defer reopening logs Rainbows::HttpServer::SELF_PIPE.each { |x| x.close }.clear trap(:USR1) { reopen_worker_logs(worker.nr) } trap(:QUIT) { G.quit! } [:TERM, :INT].each { |sig| trap(sig) { exit!(0) } } # instant shutdown + Rainbows::ProcessClient.const_set(:APP, G.server.app) logger.info "Rainbows! #@use worker_connections=#@worker_connections" - end - - def wait_headers_readable(client) # :nodoc: - IO.select([client], nil, nil, G.kato) - end - - # once a client is accepted, it is processed in its entirety here - # in 3 easy steps: read request, call app, write app response - # this is used by synchronous concurrency models - # Base, ThreadSpawn, ThreadPool - def process_client(client) # :nodoc: - buf = client.readpartial(CHUNK_SIZE) # accept filters protect us here - hp = HttpParser.new - env = {} - remote_addr = Rainbows.addr(client) - - begin # loop - until hp.headers(env, buf) - wait_headers_readable(client) or return - buf << client.readpartial(CHUNK_SIZE) - end - - env[CLIENT_IO] = client - env[RACK_INPUT] = 0 == hp.content_length ? - NULL_IO : TeeInput.new(client, env, hp, buf) - env[REMOTE_ADDR] = remote_addr - status, headers, body = app.call(env.update(RACK_DEFAULTS)) - - if 100 == status.to_i - client.write(EXPECT_100_RESPONSE) - env.delete(HTTP_EXPECT) - status, headers, body = app.call(env) - end - - if hp.headers? - headers = HH.new(headers) - range = make_range!(env, status, headers) and status = range.shift - env = false unless hp.keepalive? && G.alive - headers[CONNECTION] = env ? KEEP_ALIVE : CLOSE - client.write(response_header(status, headers)) - end - write_body(client, body, range) - end while env && env.clear && hp.reset.nil? - # if we get any error, try to write something back to the client - # assuming we haven't closed the socket, but don't get hung up - # if the socket is already closed or broken. We'll always ensure - # the socket is closed at the end of this function - rescue => e - Rainbows::Error.write(client, e) - ensure - client.close unless client.closed? end def self.included(klass) # :nodoc: klass.const_set :LISTENERS, Rainbows::HttpServer::LISTENERS klass.const_set :G, Rainbows::G