Christopher Faulet 7d9cc28f92 Revert "BUG/MEDIUM: server/ssl: Unset the SNI for new server connections if none is set"
This reverts commit de29000e602bda55d32c266252ef63824e838ac0.

The fix was in fact invalid. First it is not supprted by WolfSSL to call
SSL_set_tlsext_host_name with a hostname to NULL. Then, it is not specified
as supported by other SSL libraries.

But, by reviewing the root cause of this bug, it appears there is an issue
with the reuse of TLS sesisons. It must not be performed if the SNI does not
match. A TLS session created with a SNI must not be reused with another
SNI. The side effects are not clear but functionnaly speaking, it is
invalid.

So, for now, the commit above was reverted because it is invalid and it
crashes with WolfSSL. Then the init of the SSL connection must be reworked
to get the SNI earlier, to be able to reuse or not an existing TLS
session.
2025-11-26 12:05:43 +01:00
2021-09-16 09:14:14 +02:00
2025-11-21 14:13:44 +01:00
2025-11-21 14:13:44 +01:00
2025-11-21 14:13:44 +01:00

HAProxy

alpine/musl AWS-LC openssl no-deprecated Illumos NetBSD FreeBSD VTest

HAProxy logo

HAProxy is a free, very fast and reliable reverse-proxy offering high availability, load balancing, and proxying for TCP and HTTP-based applications.

Installation

The INSTALL file describes how to build HAProxy. A list of packages is also available on the wiki.

Getting help

The discourse and the mailing-list are available for questions or configuration assistance. You can also use the slack or IRC channel. Please don't use the issue tracker for these.

The issue tracker is only for bug reports or feature requests.

Documentation

The HAProxy documentation has been split into a number of different files for ease of use. It is available in text format as well as HTML. The wiki is also meant to replace the old architecture guide.

Please refer to the following files depending on what you're looking for:

  • INSTALL for instructions on how to build and install HAProxy
  • BRANCHES to understand the project's life cycle and what version to use
  • LICENSE for the project's license
  • CONTRIBUTING for the process to follow to submit contributions

The more detailed documentation is located into the doc/ directory:

License

HAProxy is licensed under GPL 2 or any later version, the headers under LGPL 2.1. See the LICENSE file for a more detailed explanation.

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