diff options
Diffstat (limited to 'lib/rainbows/revactor/body.rb')
-rw-r--r-- | lib/rainbows/revactor/body.rb | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/lib/rainbows/revactor/body.rb b/lib/rainbows/revactor/body.rb new file mode 100644 index 0000000..1dd01f2 --- /dev/null +++ b/lib/rainbows/revactor/body.rb @@ -0,0 +1,42 @@ +# -*- encoding: binary -*- +# :enddoc: +module Rainbows::Revactor::Body + # TODO non-blocking splice(2) under Linux + ALIASES = { + :write_body_stream => :write_body_each + } + + if IO.method_defined?(:sendfile_nonblock) + def write_body_file(client, body, range) + sock = client.instance_variable_get(:@_io) + pfx = ::Revactor::TCP::Socket === client ? :tcp : :unix + write_complete = T[:"#{pfx}_write_complete", client] + closed = T[:"#{pfx}_closed", client] + offset, count = range ? range : [ 0, body.stat.size ] + begin + offset += (n = sock.sendfile_nonblock(body, offset, count)) + rescue Errno::EAGAIN + # The @_write_buffer is empty at this point, trigger the + # on_readable method which in turn triggers on_write_complete + # even though nothing was written + client.controller = Actor.current + client.__send__(:enable_write_watcher) + Actor.receive do |filter| + filter.when(write_complete) {} + filter.when(closed) { raise Errno::EPIPE } + end + retry + rescue EOFError + break + end while (count -= n) > 0 + 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 |