Issue with SSE and fcgiwrap in nginx (RESTCONF)

[Sergey A. Osokin]

Hi Rostyslav,

On Wed, May 14, 2025 at 04:59:20PM -0700, Rostyslav Zalevskyy wrote:
> On Wed, May 14, 2025 at 2:31 AM Sergey A. Osokin <osa at freebsd.org.ru> wrote:
> 
> > [...]
> >
> > Is there a chance to build nginx with a debugging log as described on
> > the following page, https://nginx.org/en/docs/debugging_log.html
> > and tracing fcgi requests.  Please expect a lot of messages in
> > the nginx error.log file.
> 
> I'm sharing the requested logs as attachments:
> - restconf_nginx_error.log
> - restconf_nginx_access.log
> - terminal.log
> - restconf-test.sh (a test script for reproducing the issue)

[...]

Is there any interesting records in log files on the restconf server side?

Also, I've found there's the nginx, version 1.18.0, there.
Would you mind to reproduce the issue with more recent stable version 1.28.0?
Please visit the following URI to get details,
https://nginx.org/en/linux_packages.html#Ubuntu

Thank you.

-- 
Sergey A. Osokin