bug#40665: 28.0.50; tls hang on local ssl

[Robert Pluim]

>>>>> On Tue, 21 Apr 2020 01:41:21 +0000 (UTC), Derek Zhou <derek@3qin.us> said:

    Derek> Derek Zhou writes:

    >> Robert Pluim writes:
    >> 
    >>> I assume youʼre running with the change locally. If you continue to do
    >>> so, and donʼt see any issues, then that raises my confidence in the
    >>> change being correct.
    >>> 
    >>> Iʼll update this bug when I push a change.
    >> Hold on. This break a lot of other https sites. I'll debug more, if
    >> someone is more familiar with this case please also look into this.

    Derek> False alarm. I was backporting the patch to 26.3, which does not have
    Derek> the other change:

See my earlier note about dragons in the code :-)

    Derek> commit b34c6d2c9694ec300b92129dbf88fe012837dfe2
    Derek> Author: Robert Pluim <rpluim@gmail.com>
    Derek> Date:   Mon Jul 15 13:28:25 2019 +0200

    Derek>     Don't delete GnuTLS boot parameters too early
    
    Derek>     * src/process.c (connect_network_socket): Don't delete the GnuTLS
    Derek>     boot parameters until after we've managed to connect at the IP
    Derek>     level (bug#36660).


    Derek> So obviously this won't work.

Right, you'll end up calling the sentinel before handshaking has
completed.

    Derek> Right now I am running 26.3 + this + my patch, everything seems ok 
for
    Derek> now.

And itʼs fine so far for me here as well in emacs-27.

Robert