1 files changed, 38 insertions, 0 deletions
diff --git a/lib/rubygems/request/http_pool.rb b/lib/rubygems/request/http_pool.rb
new file mode 100644
index 0000000000..61c8884af7
--- /dev/null
+++ b/lib/rubygems/request/http_pool.rb
@@ -0,0 +1,38 @@
+##
+# A connection "pool" that only manages one connection for now.  Provides
+# thread safe `checkout` and `checkin` methods.  The pool consists of one
+# connection that corresponds to `http_args`.  This class is private, do not
+# use it.
+
+class Gem::Request::HTTPPool # :nodoc:
+  attr_reader :cert_files, :proxy_uri
+
+  def initialize http_args, cert_files, proxy_uri
+    @http_args  = http_args
+    @cert_files = cert_files
+    @proxy_uri  = proxy_uri
+    @queue      = SizedQueue.new 1
+    @queue << nil
+  end
+
+  def checkout
+    @queue.pop || make_connection
+  end
+
+  def checkin connection
+    @queue.push connection
+  end
+
+  private
+
+  def make_connection
+    setup_connection Gem::Request::ConnectionPools.client.new(*@http_args)
+  end
+
+  def setup_connection connection
+    connection.start
+    connection
+  end
+
+end
+