Rewrite, iRule

I'm thinking if you need to stack functionality you may want to move the rewrite to the iRule as well. Otherwise it becomes rather murky.

Keep in mind that F5's strategy has always been to internalize certain features if a lot of customers relied on iRules for those. The redirect and rewrite profiles are good examples of those. In addition, using iRules gives you full control over and access to the request values.

Unfortunately, profiles tend to limit the option, at times to the detriment of standards like RFC 7230 et al. For instance, the redirect profile is still limited (or at least used to be for years) to 302. Of course, to a degree this applies to the

HTTP::redirect

HTTP::respond