First commit

init.rb

@@ -0,0 +1 @@
+require_dependency 'smtp_tls'

lib/smtp_tls.rb

@@ -0,0 +1,65 @@
+require "openssl"
+require "net/smtp"
+
+Net::SMTP.class_eval do
+  private
+  def do_start(helodomain, user, secret, authtype)
+    raise IOError, 'SMTP session already started' if @started
+    check_auth_args user, secret, authtype if user or secret
+
+    sock = timeout(@open_timeout) { TCPSocket.open(@address, @port) }
+    @socket = Net::InternetMessageIO.new(sock)
+    @socket.read_timeout = 60 #@read_timeout
+    @socket.debug_output = STDERR #@debug_output
+
+    check_response(critical { recv_response() })
+    do_helo(helodomain)
+
+    raise 'openssl library not installed' unless defined?(OpenSSL)
+    starttls
+    ssl = OpenSSL::SSL::SSLSocket.new(sock)
+    ssl.sync_close = true
+    ssl.connect
+    @socket = Net::InternetMessageIO.new(ssl)
+    @socket.read_timeout = 60 #@read_timeout
+    @socket.debug_output = STDERR #@debug_output
+    do_helo(helodomain)
+
+    authenticate user, secret, authtype if user
+    @started = true
+  ensure
+    unless @started
+      # authentication failed, cancel connection.
+        @socket.close if not @started and @socket and not @socket.closed?
+      @socket = nil
+    end
+  end
+
+  def do_helo(helodomain)
+     begin
+      if @esmtp
+        ehlo helodomain
+      else
+        helo helodomain
+      end
+    rescue Net::ProtocolError
+      if @esmtp
+        @esmtp = false
+        @error_occured = false
+        retry
+      end
+      raise
+    end
+  end
+
+  def starttls
+    getok('STARTTLS')
+  end
+
+  def quit
+    begin
+      getok('QUIT')
+    rescue EOFError
+    end
+  end
+end