[Pdns-users] failover LUA record
Jahanzeb Arshad
jahanzeb at nayatel.com
Tue Sep 20 16:33:42 UTC 2022
You can do with ifportup also like this:
www.domain.com 60 IN LUA A "ifportup(443,
{{'192.168.1.10'},{'192.168.2.20'}}, {timeout=5})"
I suggested ifurlup because it will actually do http get request and
verify if it responds with 200 OK message. A better health check for web
servers.
Regards
*Jahanzeb Arshad*
On 20/9/22 21:18, Adrian Minta via Pdns-users wrote:
>
> Thank you !
>
> I wasted 4 hours looking for a valid combination :(
>
> Is this not possible with ifportup ?
>
>
> On 9/20/22 15:37, Jahanzeb Arshad via Pdns-users wrote:
>>
>> Hi,
>>
>> If its a web server I would suggest using url check instead of port
>> check like below:
>>
>> www.domain.com 60 IN LUA A
>> "ifurlup('https://www.domain.com',
>> {{'192.168.1.10'},{'192.168.2.20'}}, {timeout=5})"
>>
>> Regards
>> *Jahanzeb Arshad*
>>
>> On 20/9/22 17:25, Adrian M via Pdns-users wrote:
>>> Hi,
>>> I'm attempting to implement a simple fail-over mechanism between two
>>> web servers but I'm not able to find the right syntax.
>>>
>>> www LUA A (";if ifportup(443, {'192.168.0.10'}) then "
>>> " return '192.168.0.10'
>>> "
>>> "else "
>>> " return '10.0.0.10'
>>> "
>>> "end ")
>>>
>>> Any suggestions are welcome !
>>>
>>> _______________________________________________
>>> Pdns-users mailing list
>>> Pdns-users at mailman.powerdns.com
>>> https://mailman.powerdns.com/mailman/listinfo/pdns-users
>>
>> _______________________________________________
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> --
> Best regards,
> Adrian Minta
>
>
>
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