Index: lib/net/http.rb
===================================================================
--- lib/net/http.rb	(revision 41908)
+++ lib/net/http.rb	(working copy)
@@ -655,6 +655,7 @@ module Net   #:nodoc:
       @use_ssl = false
       @ssl_context = nil
       @ssl_session = nil
+      @reuse_ssl_session = true
       @enable_post_connection_check = true
       @sspi_enabled = false
       SSL_IVNAMES.each do |ivname|
@@ -827,6 +828,11 @@ module Net   #:nodoc:
     # OpenSSL::SSL::VERIFY_NONE or OpenSSL::SSL::VERIFY_PEER are acceptable.
     attr_accessor :verify_mode
 
+    # Disables or enables SSL session reuse.
+    #
+    # By default SSL sessions are reused.
+    attr_accessor :reuse_ssl_session
+
     # Returns the X.509 certificates the server presented.
     def peer_cert
       if not use_ssl? or not @socket
@@ -912,14 +918,14 @@ module Net   #:nodoc:
             @socket.write(buf)
             HTTPResponse.read_new(@socket).value
           end
-          s.session = @ssl_session if @ssl_session
+          s.session = @ssl_session if @reuse_ssl_session and @ssl_session
           # Server Name Indication (SNI) RFC 3546
           s.hostname = @address if s.respond_to? :hostname=
           Timeout.timeout(@open_timeout, Net::OpenTimeout) { s.connect }
           if @ssl_context.verify_mode != OpenSSL::SSL::VERIFY_NONE
             s.post_connection_check(@address)
           end
-          @ssl_session = s.session
+          @ssl_session = s.session if @reuse_ssl_session
         rescue => exception
           D "Conn close because of connect error #{exception}"
           @socket.close if @socket and not @socket.closed?
Index: test/net/http/test_https.rb
===================================================================
--- test/net/http/test_https.rb	(revision 41908)
+++ test/net/http/test_https.rb	(working copy)
@@ -84,6 +84,32 @@ class TestNetHTTPS < Test::Unit::TestCas
     skip $!
   end
 
+  def test_session_reuse_disabled
+    http = Net::HTTP.new("localhost", config("port"))
+    http.use_ssl = true
+    http.reuse_ssl_session = false
+    http.verify_callback = Proc.new do |preverify_ok, store_ctx|
+      store_ctx.current_cert.to_der == config('ssl_certificate').to_der
+    end
+
+    http.start
+    http.get("/")
+    http.finish
+
+    http.start
+    http.get("/")
+    http.finish # three times due to possible bug in OpenSSL 0.9.8
+
+    http.start
+    http.get("/")
+
+    socket = http.instance_variable_get(:@socket).io
+
+    refute socket.session_reused?
+  rescue SystemCallError
+    skip $!
+  end
+
   if ENV["RUBY_OPENSSL_TEST_ALL"]
     def test_verify
       http = Net::HTTP.new("ssl.netlab.jp", 443)