[bug#59621] [PATCH] services: nginx: Add support for ssl-stapling in server blocks.

[Maxim Cournoyer <maxim.cournoyer@gmail.com>]

Hi Bruno, Chris,

Bruno Victal <mirai@makinata.eu> writes:

> Hi
>
> On 2023-01-07 17:21, Christopher Baines wrote:
>> 
>> mirai@makinata.eu writes:
>> 
>>> From: Bruno Victal <mirai@makinata.eu>
>>>
>>> * gnu/services/web.scm (<nginx-server-configuration>): Add
>>> ssl-stapling? and ssl-stapling-verify?.
>>> * doc/guix.texi (NGINX): Document this.
>>> ---
>>>  doc/guix.texi        |  7 +++++
>>>  gnu/services/web.scm | 69 +++++++++++++++++++++++++-------------------
>>>  2 files changed, 46 insertions(+), 30 deletions(-)
>> 
>> Hi Bruno,
>> 
>> Thanks for the patch, and sorry it's taken so long to reply.
>> 
>>> @@ -647,6 +654,8 @@ (define-syntax-rule (and/l x tail ...)
>>>       "      server_name " (config-domain-strings server-name) ";\n"
>>>       (and/l ssl-certificate     "      ssl_certificate " <> ";\n")
>>>       (and/l ssl-certificate-key "      ssl_certificate_key " <> ";\n")
>>> +     "      ssl_stapling " (if ssl-stapling? "on" "off") ";\n"
>>> +     "      ssl_stapling_verify " (if ssl-stapling-verify? "on" "off") ";\n"
>>>       (if (not (equal? "" root))
>>>           (list "      root " root ";\n")
>>>           "")
>>>
>>> base-commit: 68925b5ee7e0d96b0c84ae98a633eea5097bf511
>> 
>> Generally this looks good to me. There's some unnecessary indentation
>> changes that should probably go in another commit if they're made, but I
>> did spot something in the above diff.
>
> I was afraid that doing it in a separate commit would have
> made it less clearer as it would have looked like a trivial cosmetic
> change without any purpose.
>
>> 
>> I'm no expert in NGinx configs, but I do wonder if this change will
>> break using nginx if it's built without the ngx_http_ssl_module? With
>> the other module specific configuration (e.g. ssl_certificate), it's
>> possible to specify a value in the <nginx-server-configuration> that
>> means the line won't be included in the configuration. I think it would
>> be good to continue that here.
>
> I haven't tested this with a nginx that is built without ngx_http_ssl_module,
> it would be a rather esoteric nginx build as TLS support presence is a
> common expectation of web servers.

The only nginx package in Guix has TLS support; I wouldn't expect people
will go out of the way to define TLS-less variants just to run a local
HTTP-only web server; perhaps it's OK to not give to much importance to
that for now?

-- 
Thanks,
Maxim