[bug#61956] [PATCH v2] services: dns: Extend dnsmasq-configuration.

[Andrew Tropin <andrew@trop.in>]

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On 2023-03-04 09:40, Sergey Trofimov wrote:

Hi Sergey!

Thank you for the patch, please add information to the commit message
body.  Here is an example:
https://git.savannah.gnu.org/cgit/guix.git/commit/?id=8390b47c04

> ---
>  doc/guix.texi        | 3 +++
>  gnu/services/dns.scm | 9 +++++++--
>  2 files changed, 10 insertions(+), 2 deletions(-)
>
> diff --git a/doc/guix.texi b/doc/guix.texi
> index 74658dbc86..ca66041d12 100644
> --- a/doc/guix.texi
> +++ b/doc/guix.texi
> @@ -31502,6 +31502,9 @@ in @var{servers}.
>  @item @code{servers} (default: @code{'()})
>  Specify IP address of upstream servers directly.
>  
> +@item @code{servers-file} (default: @code{#f})
> +Specify file containing upstream servers. This file is re-read when dnsmasq receives SIGHUP.
> +
>  @item @code{addresses} (default: @code{'()})
>  For each entry, specify an IP address to return for any host in the
>  given domains.  Queries in the domains are never forwarded and always
> diff --git a/gnu/services/dns.scm b/gnu/services/dns.scm
> index 50753b7ab6..3a6a005fb7 100644
> --- a/gnu/services/dns.scm
> +++ b/gnu/services/dns.scm
> @@ -754,6 +754,8 @@ (define-record-type* <dnsmasq-configuration>
>                      (default #f))       ;boolean
>    (servers          dnsmasq-configuration-servers
>                      (default '()))      ;list of string
> +  (servers-file     dnsmasq-configuration-servers-file
> +                    (default #f))       ;string

I would expect it to be a file-like rather than string, so we are sure
that the configuration file is present.  WDYT?

>    (addresses        dnsmasq-configuration-addresses
>                      (default '()))      ;list of string
>    (cache-size       dnsmasq-configuration-cache-size
> @@ -792,7 +794,7 @@ (define (dnsmasq-shepherd-service config)
>       port local-service? listen-addresses
>       resolv-file no-resolv?
>       forward-private-reverse-lookup? query-servers-in-order?
> -     servers addresses
> +     servers addresses servers-file
>       cache-size negative-cache?
>       cpe-id
>       tftp-enable? tftp-no-fail?
> @@ -827,6 +829,9 @@ (define (dnsmasq-shepherd-service config)
>                   #$@(if query-servers-in-order?
>                          '("--strict-order")
>                          '())
> +                 #$@(if servers-file
> +                        (list (format #f "--servers-file=~a" servers-file))
> +                        '())
>                   #$@(map (cut format #f "--server=~a" <>)
>                           servers)
>                   #$@(map (cut format #f "--address=~a" <>)
> @@ -848,7 +853,7 @@ (define (dnsmasq-shepherd-service config)
>                          '("--tftp-single-port")
>                          '())
>                   #$@(if tftp-secure?
> -                        '("--tftp-secure?")
> +                        '("--tftp-secure")
>                          '())
>                   #$@(if tftp-max
>                          (list (format #f "--tftp-max=~a" tftp-max))

-- 
Best regards,
Andrew Tropin

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