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authorEric Wong <normalperson@yhbt.net>2010-07-19 10:10:05 +0000
committerEric Wong <normalperson@yhbt.net>2010-07-19 17:04:35 -0700
commit0cd65fa1e01be369b270c72053cf21a3d6bcb45f (patch)
tree7ae76d0860f740838faa9cb5172b100b7a58a35c /lib/rainbows
parented14b9bdbb35fa18dc283ba2d048a33d10759b2d (diff)
downloadrainbows-0cd65fa1e01be369b270c72053cf21a3d6bcb45f.tar.gz
Some middlewares such as Clogger rely on wrapping the body
having the close method called on it for logging.
Diffstat (limited to 'lib/rainbows')
-rw-r--r--lib/rainbows/dev_fd_response.rb10
-rw-r--r--lib/rainbows/event_machine.rb2
-rw-r--r--lib/rainbows/event_machine/response_pipe.rb7
-rw-r--r--lib/rainbows/response/body.rb6
4 files changed, 15 insertions, 10 deletions
diff --git a/lib/rainbows/dev_fd_response.rb b/lib/rainbows/dev_fd_response.rb
index 451cad7..691526c 100644
--- a/lib/rainbows/dev_fd_response.rb
+++ b/lib/rainbows/dev_fd_response.rb
@@ -36,6 +36,7 @@ class Rainbows::DevFdResponse < Struct.new(:app)
 
     headers = HeaderHash.new(headers)
     st = io.stat
+    fileno = io.fileno
     if st.file?
       headers['Content-Length'] ||= st.size.to_s
       headers.delete('Transfer-Encoding')
@@ -51,15 +52,15 @@ class Rainbows::DevFdResponse < Struct.new(:app)
       # we need to make sure our pipe output is Fiber-compatible
       case env["rainbows.model"]
       when :FiberSpawn, :FiberPool, :RevFiberSpawn
-        return [ status, headers, Rainbows::Fiber::IO.new(io,::Fiber.current) ]
+        io = Rainbows::Fiber::IO.new(io,::Fiber.current)
       end
     else # unlikely, char/block device file, directory, ...
       return response
     end
-    [ status, headers, Body.new(io, "/dev/fd/#{io.fileno}") ]
+    [ status, headers, Body.new(io, "/dev/fd/#{fileno}", body) ]
   end
 
-  class Body < Struct.new(:to_io, :to_path)
+  class Body < Struct.new(:to_io, :to_path, :orig_body)
     # called by the webserver or other middlewares if they can't
     # handle #to_path
     def each(&block)
@@ -74,7 +75,8 @@ class Rainbows::DevFdResponse < Struct.new(:app)
 
     # called by the web server after #each
     def close
-      to_io.close if to_io.respond_to?(:close)
+      to_io.close unless to_io.closed?
+      orig_body.close if orig_body.respond_to?(:close) # may not be an IO
     rescue IOError # could've been IO::new()'ed and closed
     end
   end
diff --git a/lib/rainbows/event_machine.rb b/lib/rainbows/event_machine.rb
index 0876ac9..4faa7a6 100644
--- a/lib/rainbows/event_machine.rb
+++ b/lib/rainbows/event_machine.rb
@@ -126,7 +126,7 @@ module Rainbows
           elsif st.socket? || st.pipe?
             chunk = stream_response_headers(status, headers) if headers
             m = chunk ? ResponseChunkPipe : ResponsePipe
-            return EM.watch(io, m, self, alive).notify_readable = true
+            return EM.watch(io, m, self, alive, body).notify_readable = true
           end
           # char or block device... WTF? fall through to body.each
         end
diff --git a/lib/rainbows/event_machine/response_pipe.rb b/lib/rainbows/event_machine/response_pipe.rb
index 88d6e5a..7d4988a 100644
--- a/lib/rainbows/event_machine/response_pipe.rb
+++ b/lib/rainbows/event_machine/response_pipe.rb
@@ -5,8 +5,8 @@ module Rainbows::EventMachine::ResponsePipe
   # so a single buffer for all clients will work safely
   BUF = ''
 
-  def initialize(client, alive)
-    @client, @alive = client, alive
+  def initialize(client, alive, body)
+    @client, @alive, @body = client, alive, body
   end
 
   def notify_readable
@@ -23,6 +23,7 @@ module Rainbows::EventMachine::ResponsePipe
 
   def unbind
     @client.quit unless @alive
-    @io.close
+    @body.close if @body.respond_to?(:close)
+    @io.close unless @io.closed?
   end
 end
diff --git a/lib/rainbows/response/body.rb b/lib/rainbows/response/body.rb
index 0a2bb5d..9e36412 100644
--- a/lib/rainbows/response/body.rb
+++ b/lib/rainbows/response/body.rb
@@ -88,9 +88,11 @@ module Rainbows::Response::Body # :nodoc:
       ensure
         body.respond_to?(:close) && inp != body and body.close
     end
-  else
+  elsif method_defined?(:write_body_stream)
     def write_body_path(sock, body)
-      write_body_stream(sock, body_to_io(body))
+      write_body_stream(sock, inp = body_to_io(body))
+      ensure
+        body.respond_to?(:close) && inp != body and body.close
     end
   end