#...
require "/etc/myname.cfg";

..

##</code><code>##

# /etc/myscript.cfg

$somehash = {
 'Somestuff'=> {
  #...

 }, 
 'Someotherstuff'=> {
   #....
   'Actions'=> [
    "print \"hello world\";",     
    ]

  },
}

##</code><code>##

package Scriptname;
require "/etc/scriptname.cfg"

##</code><code>##

package Scriptname;
$somehash=> {
  'Something'=> {
         #.. stuff ..
         'Sub' => sub {
             print "Hello world, ";
             print "here is my local var: $var\n";
          };
   }
};

##</code><code>##

my $sub=$somehash->{'Something'}->{'Sub'};
&$sub() if defined($sub);