Move "Expect: 100-continue" handling to the app

This gives the app ability to deny clients with 417 instead of
blindly making the decision for the underlying application.  Of
course, apps must be made aware of this.

1 files changed, 4 insertions, 0 deletions

diff --git a/lib/unicorn/app/inetd.rb b/lib/unicorn/app/inetd.rb
index 43a23eb..c3b8bbc 100644
--- a/lib/unicorn/app/inetd.rb
+++ b/lib/unicorn/app/inetd.rb
@@ -97,6 +97,10 @@ module Unicorn::App
     end
 
     def call(env)
+      expect = env[Unicorn::Const::HTTP_EXPECT] and
+        /\A100-continue\z/i =~ expect and
+          return [ 100, {} , [] ]
+
       [ 200, { 'Content-Type' => 'application/octet-stream' },
        CatBody.new(env, @cmd) ]
     end