[Mailman-Developers] What characters should be allowed in listnames

2017-02-12 Thread Mark Sapiro
I have just files which is about Mailman core allowing list's to be created with a slash '/' in the name. Core validates listnames by ensuring the fqdn_listname is a valid email address. This is too liberal. RFC 5321 allows many characters in the loc

Re: [Mailman-Developers] What characters should be allowed in listnames

2017-02-12 Thread Barry Warsaw
On Feb 12, 2017, at 03:58 PM, Mark Sapiro wrote: >Core validates listnames by ensuring the fqdn_listname is a valid email >address. This is too liberal. RFC 5321 allows many characters in the >local part of a list name. We don't allow quite all of them, but we >allow this set [-0-9a-z!#$%&'*+./=?@

Re: [Mailman-Developers] What characters should be allowed in listnames

2017-02-12 Thread Mark Sapiro
On 02/12/2017 05:27 PM, Barry Warsaw wrote: > > Certainly some narrowing is appropriate. We could just clamp it down as you > suggest, understanding that there may already be lists in existence that use > the more liberal character set, and acknowledging that we may want to relax > the set based