{ pkgs, config, ... }: { services.postgresql = { enable = true; initialScript = pkgs.writeText "synapse-init.sql" '' CREATE ROLE "matrix-synapse" WITH LOGIN PASSWORD 'synapse'; CREATE DATABASE "matrix-synapse" WITH OWNER "matrix-synapse" TEMPLATE template0 LC_COLLATE = "C" LC_CTYPE = "C"; ''; dataDir = "/mnt/data/postgresql/${config.services.postgresql.package.psqlSchema}"; }; }