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TLS stack clarification

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YellowJacketLinux 2023-05-08 11:22:26 -07:00
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@ -168,7 +168,9 @@ API provided by LibreSSL is sufficient.
LibreSSL will be installed in such a way as to allow a parallel install LibreSSL will be installed in such a way as to allow a parallel install
of OpenSSL for cases where the OpenSSL API is needed but newer than of OpenSSL for cases where the OpenSSL API is needed but newer than
the OpenSSL API provided by LibreSSL. the OpenSSL API provided by LibreSSL. This has been accomplished by
renaming the LibreSSL fork of the `openssl` utility to `libressl` and
by renaming the associated `openssl.cnf` file to `libressl.cnf`.
LibreSSL is licensed under the OpenSSL license which is not considered LibreSSL is licensed under the OpenSSL license which is not considered
to be compatible with the GPL licenses however there is a system library to be compatible with the GPL licenses however there is a system library
@ -177,9 +179,10 @@ exception.
#### LibreSSL as a System Library #### LibreSSL as a System Library
The kernel module loader (kmod) links against LibreSSL, which to me The kernel module loader (kmod) links against LibreSSL, which to me
clearly qualifies LibreSSL as a ‘System Library’ with respect the clearly qualifies LibreSSL as a ‘System Library’ with respect to the
[GPL System Library Exception](https://www.gnu.org/licenses/gpl-faq.en.html#SystemLibraryException) [GPL System Library Exception](https://www.gnu.org/licenses/gpl-faq.en.html#SystemLibraryException)
for both GPLv2 and GPLv3. for both GPLv2 and GPLv3 as the kernel itself in YJL does not properly
function without the LibreSSL libraries.
### OpenSSL ### OpenSSL
@ -188,9 +191,14 @@ needs the OpenSSL API for which LibreSSL is not sufficient. An example
is Python3 (specifically the OpenSSL package, see is Python3 (specifically the OpenSSL package, see
[PEP 644](https://peps.python.org/pep-0644/). [PEP 644](https://peps.python.org/pep-0644/).
Unfortunately YJL does not have (and almost certainly never will have)
the budget to sponsor GnuTLS/LibreSSL support in other projects that
are too resource-strapped (people and money) to support those alternatives
to OpenSSL.
On most YJL systems, only the shared libraries from OpenSSL will be On most YJL systems, only the shared libraries from OpenSSL will be
installed but it is possible to install the utility as well in parallel installed but it is possible to install the utility as well in parallel
with the LibreSSL utility. with the LibreSSL fork of the `openssl` utility.
The `openssl-devel` and `libressl-devel` packages conflict with each The `openssl-devel` and `libressl-devel` packages conflict with each
other, only one of them can be installed at a time. As they are not other, only one of them can be installed at a time. As they are not