[smokeping-users] Read target hostname/IP from a script's output
Ralf G. R. Bergs
Ralf+SmokePing at bergs.biz
Thu Oct 30 20:17:56 CET 2014
On 2014-10-30 18:10 , Gregory Sloop wrote:
> Re: [smokeping-users] Read target hostname/IP from a script's output
> But I discarded that as well since I thought it was kind of
> "overkill," and I didn't know whether SmokePing would eventually cache
> the nameserver lookup.
> Smokeping doesn't cache any DNS information - it simply calls fping
> with whatever IP/FQDN and fping does the lookup, if any.
Good to know, thanks for confirming it.
> The name server won't/shouldn't cache anything longer than the TTL on
> the zone A record. [Which should be in your control in this case.]
Yes, it is.
> IMO, you're over thinking this.
I often tend to do so. ;-)
> Scripting a ddns type update will require not much time and works
> fine. [I'd guess you could update a DDNS entry by setting up the PPPoE
> in your router - virtually all have provision to update a ddns record
> when the interface changes.
I know. OpenWRT which I'm using of course can do it.
I think I'll go that route.
Thanks for your comments.
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