[Dnsmasq-discuss] dnsmasq v2.86?

Andre Heider a.heider at gmail.com
Wed Aug 11 14:24:56 UTC 2021


Hi there,

On 11/08/2021 09:45, Kevin Darbyshire-Bryant wrote:
> Hi Andre,
> 
> This is curious ‘cos I’ve just been running 2.88test6 for the past 28 days (I was away in Japan for a month and was banned from touching the openwrt router whilst I was away) with stubby without any problems.
> 
> My stubby config is different:
> 
> # Autogenerated configuration from uci data
> resolution_type: GETDNS_RESOLUTION_STUB
> round_robin_upstreams: 1
> appdata_dir: "/var/etc/stubby"
> trust_anchors_backoff_time: 2500
> tls_authentication: GETDNS_AUTHENTICATION_REQUIRED
> tls_query_padding_blocksize: 128
> edns_client_subnet_private: 1
> idle_timeout: 10000
> listen_addresses:
>    - 127.0.0.1 at 5453
> dns_transport_list:
>    - GETDNS_TRANSPORT_TLS
> upstream_recursive_servers:
>    - address_data: 2606:4700:4700::1111
>      tls_auth_name: "cloudflare-dns.com"
>    - address_data: 2606:4700:4700::1001
>      tls_auth_name: "cloudflare-dns.com"
>    - address_data: 1.1.1.1
>      tls_auth_name: "cloudflare-dns.com"
>    - address_data: 1.0.0.1
>      tls_auth_name: "cloudflare-dns.com”

hint from the other thread: Can you trigger the issue when using my 
stubby DoT upstreams?

> 
> and my dnsmasq config is wildly different, so I’m not sure looking for differences in config is going to help, although I note I don’t validate dnssec instead trusting my upstreams to do it.
> 
> Try installing & using ’strace’ on the errant dnsmasq to get a flavour of what it’s doing syscall wise, hopefully that will give some clues whilst the clever people on this list come up with better suggestions.
> 
> An additional idea, enable ‘log-queries’, an idea of the last queries handled by dnsmasq before it goes AWOL might reveal a pattern.
> 
> 
> Cheers,
> 
> Kevin D-B
> 
> gpg: 012C ACB2 28C6 C53E 9775  9123 B3A2 389B 9DE2 334A
> 
> 
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