gador/nixpkgs
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

nixos/postgresql: fix docs on default package

Browse Source 
Closes #416595
This commit is contained in:
Maximilian Bosch
2025-06-14 23:25:43 +02:00
parent 7d5069db85
commit e6cc23ba3f
2 changed files with 23 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

7
nixos/modules/services/databases/postgresql.md
View File

@@ -21,7 +21,12 @@ To enable PostgreSQL, add the following to your {file}`configuration.nix`:
services.postgresql.package = pkgs.postgresql_15;
}
```
Note that you are required to specify the desired version of PostgreSQL (e.g. `pkgs.postgresql_15`). Since upgrading your PostgreSQL version requires a database dump and reload (see below), NixOS cannot provide a default value for [](#opt-services.postgresql.package) such as the most recent release of PostgreSQL.
The default PostgreSQL version is approximately the latest major version available on the NixOS release
matching your [`system.stateVersion`](#opt-system.stateVersion).
This is because PostgreSQL upgrades require a manual migration process (see below).
Hence, upgrades must happen by setting [`services.postgresql.package`](#opt-services.postgresql.package)
explicitly.
<!--
After running {command}`nixos-rebuild`, you can verify

19
nixos/modules/services/databases/postgresql.nix
View File

@@ -120,8 +120,22 @@ in
enableJIT = mkEnableOption "JIT support";
package = mkPackageOption pkgs "postgresql" {
example = "postgresql_15";
package = mkOption {
type = types.package;
example = literalExpression "pkgs.postgresql_15";
defaultText = literalExpression ''
if versionAtLeast config.system.stateVersion "24.11" then
pkgs.postgresql_16
else if versionAtLeast config.system.stateVersion "23.11" then
pkgs.postgresql_15
else if versionAtLeast config.system.stateVersion "22.05" then
pkgs.postgresql_14
else
pkgs.postgresql_13
'';
description = ''
The package being used by postgresql.
'';
};
finalPackage = mkOption {
@@ -656,6 +670,7 @@ in
See also https://endoflife.date/postgresql
'';
base =
# XXX Don't forget to keep `defaultText` of `services.postgresql.package` up to date!
if versionAtLeast config.system.stateVersion "24.11" then
pkgs.postgresql_16
else if versionAtLeast config.system.stateVersion "23.11" then