Date: Fri, 23 Oct 2020 14:09:07 +0200 From: Florian Weimer <fweimer@...hat.com> To: Tim Tassonis <stuff@...entral.ch> Cc: musl@...ts.openwall.com Subject: Re: Plans to remove nscd in Fedora * Tim Tassonis: > On 10/23/20 1:35 PM, Florian Weimer wrote: >> * Rich Felker: >> >>> The only capacity in which musl uses nscd is to access custom >>> user/group backends provided through it. >> And that's the only way to get this data into musl programs. >> >>> musl specifically does not use nss itself because it's not compatible >>> with static linking and because loading arbitrary module libraries >>> into the calling process's core is not safe and goes against best >>> practices. I believe the glibc folks were starting to realize this >>> too, so it was kinda my hope that nscd would become the main/only way >>> nss modules are accessed on glibc too. >> This requirement has largely been pushed into the NSS modules >> themselves. If they do more than just opening a files or sockets, they >> need to offload part of the functionality (actually most of it) into a >> separate daemon. This is the difference between nss_ldap and nss_ldapd. >> SSSD has largely assumed this role for the non-hosts maps. It looks >> like that systemd-resolved will cover the hosts maps. So it's unclear >> what's left for nscd to handle. > > You might not know about this, but there is actually a world beyond > Redhat/Fedora/Systemd. Yes, we know that. Which is why Arjun reached out to you. Was this a mistake? Is the musl community not interested in compatibility with Fedora and its downstream distributions? Thanks, Florian -- Red Hat GmbH, https://de.redhat.com/ , Registered seat: Grasbrunn, Commercial register: Amtsgericht Muenchen, HRB 153243, Managing Directors: Charles Cachera, Brian Klemm, Laurie Krebs, Michael O'Neill
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