fixing up a few things

git-svn-id: file:///home/svn/framework3/trunk@3898 4d416f70-5f16-0410-b530-b9f4589650da

lib/rex/post/meterpreter/packet_dispatcher.rb

@@ -18,9 +18,16 @@ class RequestError < ArgumentError
 		@method = method
 		@result = result
 	end
+
 	def to_s
 		"#{@method}: Operation failed: #{@result}"
 	end
+
+	# The method that failed.
+	attr_reader :method
+
+	# The error result that occurred, typically a windows error code.
+	attr_reader :result
 end
 
 ###

lib/rex/post/meterpreter/ui/console/command_dispatcher/stdapi/fs.rb

@@ -156,8 +156,16 @@ class Console::CommandDispatcher::Stdapi::Fs
 		# Get a temporary file path
 		temp_path = Tempfile.new('meterp').path
 
-		# Download the remote file to the temporary file
-		client.fs.file.download_file(temp_path, args[0])
+		begin
+			# Download the remote file to the temporary file
+			client.fs.file.download_file(temp_path, args[0])
+		rescue RequestError => re
+			# If the file doesn't exist, then it's okay.  Otherwise, throw the
+			# error.
+			if re.result != 2
+				raise $!
+			end
+		end
 
 		# Spawn the editor
 		editor = ENV['EDITOR'] || 'vi'