Oliver Charles <ol...@ocharles.org.uk> writes:
> I am working with the NixOS Linux Distribution [nixos], which has a
> fairly radical approach to package management. If you aren't familiar
> with it, essentially all packages are installed in isolation - such that
> packages cannot interfere with each other.
Maybe you need to rethink that concept. Surely there are many other
cases where package A extends package B and needs to be installed
somewhere where B is expecting to look for extensions.
> This is causing a bit of a problem with PostgreSQL extensions that are
> usually installed via CREATE EXTENSION. For extensions to be used, a
> .control file must be placed in SHAREDIR/extension, but this is not
> possible under NixOS as once PostgreSQL is installed that directory is
> essentially immutable.
> What wolud work best for us is to allow this path to be configurable,
> ideally through either an environment variable, command line switch, or
> (and this is the least desirable) a postgresql.conf option.
Basically, none of those are likely to get accepted because of security
concerns. We *don't* want this path to be run-time adjustable.
regards, tom lane
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