Re: Allow file inclusion in pg_hba and pg_ident files

Michael Paquier <michael@paquier.xyz>

From: Michael Paquier <michael@paquier.xyz>
To: Julien Rouhaud <rjuju123@gmail.com>
Cc: Nathan Bossart <nathandbossart@gmail.com>, pgsql-hackers@lists.postgresql.org
Date: 2022-02-26T06:36:19Z
Lists: pgsql-hackers
On Sat, Feb 26, 2022 at 02:27:15PM +0800, Julien Rouhaud wrote:
> I'm fine with it.  Assuming that you meant to move also the underlying
> functions that goes with it (fill_hba_line and such), that would end up
> removing about 15% of hba.c (after applying 0001, 0002 and 0003).

Cool.  Thanks for the number.

> Note that in order to do so we would need to expose quite a lot more about hba
> internals, like tokenize_file() and parse_hba_line(), along with structs
> HbaToken and TokenizedLine.

I'd be rather fine with exposing all that in the shape of a clean
split, renaming some of those structures and/or function with an
Hba-like prefix, for consistency.
--
Michael

Commits

  1. Add TAP tests for include directives in HBA end ident files

  2. Introduce variables for initial and max nesting depth on configuration files

  3. Add support for file inclusions in HBA and ident configuration files

  4. Add missing initialization in tokenize_expand_file() for output list

  5. Rework memory contexts in charge of HBA/ident tokenization

  6. Add error context callback when tokenizing authentication files

  7. Invent open_auth_file() in hba.c to refactor authentication file opening

  8. Use AbsoluteConfigLocation() when building an included path in hba.c

  9. Move code related to configuration files in directories to new file

  10. doc: Fix some descriptions related to pg_ident_file_mappings

  11. Add rule_number to pg_hba_file_rules and map_number to pg_ident_file_mappings

  12. Refactor code handling the names of files loaded in hba.c

  13. Make consistent a couple of log messages when parsing HBA files

  14. Use hba_file/ident_file GUCs rather than pg_hba.conf/pg_ident.conf in logs

  15. Fix path reference when parsing pg_ident.conf for pg_ident_file_mappings

  16. Add system view pg_ident_file_mappings

  17. Modify query on pg_hba_file_rules to check for errors in regression tests

  18. Refactor code related to pg_hba_file_rules() into new file