Thank you. I now understand. A stock install of freeRadius in Fedora, (i.e. via yum), does not provide a man page for unlang. Had you not helped me, I'd simply not know.
On Mon, Aug 5, 2013 at 6:00 PM, Arran Cudbard-Bell < [email protected]> wrote: > > On 5 Aug 2013, at 22:37, Joseph Perrin <[email protected]> wrote: > > > The following appears to now work, but I don't understand some things: > > > > files > > > > if (control:Local-Group != "%{NAS-Identifier}" ) { > > > > Why does control:Local-Group not need to be enclosed in "%{ }", but > NAS-Identifier does? > > In 2.x.x bareword left operand is assumed to be an attribute reference. > Right bareword operand is assumed to be a number literal, or a member of > the set of string values associated with an integer attribute. > > LHS/RHS operands are not interchangeable in their roles. > > > And why does %{ } content need to be within quotes > > It's a string expansion, string expansions only function inside double > quotes. This is similar to variable expansion in most scripting languages. > > > , when the documentation doesn't say anything about them needing to be > in quotes? > > Man unlang > > VARIABLES > Run-time variables are referenced using the following syntax > > %{Variable-Name} > > Note that unlike C, there is no way to declare variables, or to refer > to them outside of a string > context. All references to variables MUST be contained inside > of a double-quoted or back-quoted > string." > > > It's clear I must have a call to "files" prior to this in order to > populate the "control" list, right? > > Yes. > > Arran Cudbard-Bell <[email protected]> > FreeRADIUS Development Team > > - > List info/subscribe/unsubscribe? See > http://www.freeradius.org/list/users.html >
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