[Letsencrypt-devel] Bug#869255: Bug#869255: Bug#869255: DNS: wait a bit longer when NXDOMAIN returned in response to challenges

Mattia Rizzolo mattia at debian.org
Sun Jul 30 14:37:39 UTC 2017

On Sat, Jul 29, 2017 at 10:56:15PM +0200, zebian at umlaeute.mur.at wrote:
> ouch, are you suggesting to fix a race condition by adding longer timeouts?

Upstream suggested to modify the hook to wait until the update actually
happened, as for example done in

> anyhow, i've a hook-script for dehydrated in the NEW queue since about 1.5
> months [1] that seems to fix this issue, by polling all DNS servers that are
> authoritative for the given NS entry *until* the relevant records show up.

yes, something like that.

                        Mattia Rizzolo

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