From ddcc67115c8863d053f8286efe21db74e1678b44 Mon Sep 17 00:00:00 2001
From: David Heinemeier Hansson <david@loudthinking.com>
Date: Sun, 2 Jan 2005 16:00:50 +0000
Subject: Added thread-safety to the DRbStore #66, #389 [Ben Stiglitz]

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@315 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
---
 actionpack/CHANGELOG                               |  2 ++
 .../lib/action_controller/session/drb_server.rb    | 25 +++++++++++++++++++++-
 2 files changed, 26 insertions(+), 1 deletion(-)

diff --git a/actionpack/CHANGELOG b/actionpack/CHANGELOG
index cabfe52d15..d504b59e23 100644
--- a/actionpack/CHANGELOG
+++ b/actionpack/CHANGELOG
@@ -1,5 +1,7 @@
 *SVN*
 
+* Added thread-safety to the DRbStore #66, #389 [Ben Stiglitz]
+
 * Added DateHelper#select_time and DateHelper#select_second #373 [Scott Baron]
 
 * Added class declaration for the MissingFile exception #388 [Kent Sibilev]
diff --git a/actionpack/lib/action_controller/session/drb_server.rb b/actionpack/lib/action_controller/session/drb_server.rb
index 6005b8b2b3..6f90db6747 100644
--- a/actionpack/lib/action_controller/session/drb_server.rb
+++ b/actionpack/lib/action_controller/session/drb_server.rb
@@ -5,5 +5,28 @@
                                                                                 
 require 'drb'
 
-DRb.start_service('druby://127.0.0.1:9192', Hash.new)
+session_hash = Hash.new
+session_hash.instance_eval { @mutex = Mutex.new }
+
+class <<session_hash
+  def []=(key, value)
+    @mutex.synchronize do
+      super(key, value)
+    end
+  end
+  
+  def [](key)
+    @mutex.synchronize do
+      super(key)
+    end
+  end
+  
+  def delete(key)
+    @mutex.synchronize do
+      super(key)
+    end
+  end
+end
+
+DRb.start_service('druby://127.0.0.1:9192', session_hash)
 DRb.thread.join
\ No newline at end of file
-- 
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