client.rb

require 'rubygems'
require 'patron'

pat = Patron::Session.new
pat.base_url = '127.0.0.1:4567'

data = File.read('tweet.png')

pat.put('/', data, 'Content-Type' => 'image/png')

#pat.post('/', data, 'Content-Type' => 'image/png')
  # POST works fine

context.txt

os :

  Max OS X 10.6.2


rubies :

- ruby 1.8.7 (2008-08-11 patchlevel 72) [universal-darwin10.0]
- ruby 1.8.7 (2010-01-10 patchlevel 249) [i686-darwin10.2.0]
- ruby 1.9.1p378 (2010-01-10 revision 26273) [i386-darwin10.2.0]

server.rb

require 'rubygems'
require 'sinatra'

put '/' do
  puts '-' * 80
  p env
end

post '/' do
  puts '-' * 80
  p env
end

servers.txt

--------------------------------------------------------------------------------
thin
--------------------------------------------------------------------------------

jmettraux@sanma ~/tmp/gist-patron (master) $ ruby server.rb 
== Sinatra/0.9.4 has taken the stage on 4567 for development with backup from Thin
>> Thin web server (v1.2.4 codename Flaming Astroboy)
>> Maximum connections set to 1024
>> Listening on 0.0.0.0:4567, CTRL+C to stop
^C>> Stopping ...

== Sinatra has ended his set (crowd applauds)

--------------------------------------------------------------------------------
webrick
--------------------------------------------------------------------------------

jmettraux@sanma ~/tmp/gist-patron (master) $ ruby server.rb -s webrick
== Sinatra/0.9.4 has taken the stage on 4567 for development with backup from WEBrick
[2010-02-24 21:41:28] INFO  WEBrick 1.3.1
[2010-02-24 21:41:28] INFO  ruby 1.8.7 (2008-08-11) [universal-darwin10.0]
[2010-02-24 21:41:28] INFO  WEBrick::HTTPServer#start: pid=11342 port=4567
[2010-02-24 21:41:35] ERROR invalid body size.
[2010-02-24 21:41:35] ERROR HTTPRequest#fixup: WEBrick::HTTPStatus::BadRequest occured.
localhost - - [24/Feb/2010:21:41:30 JST] "PUT / HTTP/1.1" 400 278
- -> /
^[[A^C
== Sinatra has ended his set (crowd applauds)
^[[A[2010-02-24 21:42:36] INFO  going to shutdown ...
[2010-02-24 21:42:36] INFO  WEBrick::HTTPServer#start done.

--------------------------------------------------------------------------------
mongrel
--------------------------------------------------------------------------------

jmettraux@sanma ~/tmp/gist-patron (master) $ ruby server.rb -s mongrel
== Sinatra/0.9.4 has taken the stage on 4567 for development with backup from Mongrel
Wed Feb 24 21:42:47 +0900 2010: Error reading HTTP body: #<RuntimeError: Socket read returned insufficient data: 8>
/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.5/lib/mongrel/http_request.rb:107:in `read_socket'
/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.5/lib/mongrel/http_request.rb:77:in `read_body'
/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.5/lib/mongrel/http_request.rb:55:in `initialize'
/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.5/lib/mongrel.rb:149:in `new'
/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.5/lib/mongrel.rb:149:in `process_client'
/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.5/lib/mongrel.rb:285:in `run'
/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.5/lib/mongrel.rb:285:in `initialize'
/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.5/lib/mongrel.rb:285:in `new'
/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.5/lib/mongrel.rb:285:in `run'
/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.5/lib/mongrel.rb:268:in `initialize'
/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.5/lib/mongrel.rb:268:in `new'
/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.5/lib/mongrel.rb:268:in `run'
/Users/jmettraux/.gem/ruby/1.8/gems/rack-1.0.1/lib/rack/handler/mongrel.rb:34:in `run'
/Users/jmettraux/.gem/ruby/1.8/gems/sinatra-0.9.4/lib/sinatra/base.rb:866:in `run!'
/Users/jmettraux/.gem/ruby/1.8/gems/sinatra-0.9.4/lib/sinatra/main.rb:34
server.rb:5

tweet.png