diff --git a/Doc/whatsnew/3.7.rst b/Doc/whatsnew/3.7.rst index 53fbe185a3ade3..ac13890d9794ef 100644 --- a/Doc/whatsnew/3.7.rst +++ b/Doc/whatsnew/3.7.rst @@ -1304,8 +1304,8 @@ Host name validation can be customized with .. note:: The improved host name check requires a *libssl* implementation compatible with OpenSSL 1.0.2 or 1.1. Consequently, OpenSSL 0.9.8 and 1.0.1 are no - longer supported. The ssl module is mostly compatible with LibreSSL 2.7.2 - and newer. + longer supported (see :ref:`37-platform-support-removals` for more details). + The ssl module is mostly compatible with LibreSSL 2.7.2 and newer. The ``ssl`` module no longer sends IP addresses in SNI TLS extension. (Contributed by Christian Heimes in :issue:`32185`.) @@ -2069,10 +2069,33 @@ or higher. (Contributed by Serhiy Storchaka in :issue:`27867`.) (Contributed by Antoine Pitrou in :issue:`16500`.) +.. _37-platform-support-removals: + Platform Support Removals ========================= -FreeBSD 9 and older are no longer officially supported. +* FreeBSD 9 and older are no longer officially supported. +* For full Unicode support, including within extension modules, \*nix platforms + are now expected to provide at least one of ``C.UTF-8`` (full locale), + ``C.utf8`` (full locale) or ``UTF-8`` (``LC_CTYPE``-only locale) as an + alternative to the legacy ``ASCII``-based ``C`` locale. +* OpenSSL 0.9.8 and 1.0.1 are no longer supported, which means building CPython + 3.7 with SSL/TLS support on older platforms still using these versions + requires custom build options that link to a more recent version of OpenSSL. + + Notably, this issue affects the Debian 8 (aka "jessie") and Ubuntu 14.04 + (aka "Trusty") LTS Linux distributions, as they still use OpenSSL 1.0.1 by + default. + + Debian 9 ("stretch") and Ubuntu 16.04 ("xenial"), as well as recent releases + of other LTS Linux releases (e.g. RHEL/CentOS 7.5, SLES 12-SP3), use OpenSSL + 1.0.2 or later, and remain supported in the default build configuration. + + CPython's own :source:`CI configuration file <.travis.yml>` provides an + example of using the SSL + :source:`compatibility testing infrastructure ` in + CPython's test suite to build and link against OpenSSL 1.1.0 rather than an + outdated system provided OpenSSL. API and Feature Removals pFad - Phonifier reborn

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