iptables and combining additional rule sources

[Valdis Kl=?utf-8?Q?=c4=93?=tnieks]

On Sat, 25 Apr 2020 02:55:08 -0400, Jeffrey Walton said:

> One last question... Should I create my own target - say mediawiki -
> and append my rules to it? That may simplify things:
>
> * Header, newstuff and trailer is fixed
> * newstuff just jumps to mediawiki target
> * if mediawiki does not ban, then control returns to trailer
>
> Then, my out-of-proc service just keeps adding to mediawiki target. I
> don't need to write files in this case. I'll just keep adding to the
> running config.

That totally fails if your machine reboots, because there's no memory of
what the rules were before the reboot.

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