Add some randomness to the /tmp filename

Author: Tod Beardsley

plugins/socket_logger.rb

@@ -43,7 +43,7 @@ def on_socket_created(comm, sock, param)
 
   def initialize(framework, opts)
     log_path    = opts['path'] || "/tmp"
-    log_prefix  = opts['prefix'] || "socket_"
+    log_prefix  = opts['prefix'] || "socket_#{Rex::Text.rand_text_alphanumeric(8)}_"
 
     super
     @eh = MySocketEventHandler.new(log_path, log_prefix)