What's new in v4

[Conrad Classen]

Hi Alan and all developers

I for one am grateful for the hard work you guys have been putting into v4.

Thank-you.

On 2023/10/02 14:57, Alan DeKok wrote:
>    No, we're not ready to release v4 yet, sorry.  But hopefully soon.
>
>    The good news is that we're done the major re-architecture.  That took much longer than planned, but actual paying work kept getting in the way.  That's fine, people need to eat. :)
>
>    We've made good progress in the last month or so.  To the point where it's making significant improvements.  This message highlights some good and bad things.
>
>    First the bad:
>
> * RADIUS/TLS (radsec) isn't there.  It shouldn't be hard, but we've been working on higher priority things
>
> * TTLS / PEAP / FAST / TEAP aren't there.  These are harder, but not impossible.
>
>    Then the good:  Many things are much much, much simpler than in v4.
>
> * update sections are no longer needed.  The debug output will even tell you how to convert update sections to the new syntax!
>
> 	&User-Name = "foo"
> 	&NAS-Port = 1
> 	&reply.Reply-Message = "Hello %{User-Name}"
>
> * math can be done in-place:
>
> 	&NAS-Port = 5 + 2
> 	&reply.Reply-Message = "Hello " + &User-Name
>
> 	if (&User-Name == "foo" + "bar") ...
>
> * we no longer need %{expr:...} to do math.  We can just do it in place if necessary!
>
> 	&reply.Reply-Message := "We have 1 + 2 = %{1 + 2}"
>
> * the dynamic expansion syntax has changed to be more sane.  They look like functions with comma-separated arguments
>
> 	v3: %{md5:foo bar baz}
>
> 	v4: %md5(foo, bar, baz)
>
> * The horrible alternation syntax is gone.  The new syntax is simpler, and easier to read if there are multiple layers of nesting
>
> 	v3:  %{${Stripped-User-Name}:-%{User-Name}}
>
> 	v4: %{&Stripped-User-Name || &User-Name}
>
>    There are many, many, other fixes and features.  TACACS+, DHCPv4 is fully supported.  DHCPv6 (!), DNS (!!!!). and even listening to an OpenLDAP replication stream (!!!!!)
>
>    Alan DeKok.
>
> -
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