sarek: initialize postgresql

hosts/sarek/configuration.nix

@@ -6,7 +6,8 @@
       (modulesPath + "/virtualisation/proxmox-lxc.nix")
       ../../base.nix
       ../../common/metrics-exporters.nix
-      # ./hardware-configuration.nix
+
+      ./services/postgresql.nix
   ];
 
   # Boot and console is handled by proxmoxLXC.

hosts/sarek/services/postgresql.nix

@@ -0,0 +1,17 @@
+{ config, pkgs, lib, ... }:
+{
+  services.postgresql = {
+    enable = true;
+    enableTCPIP = true; # Expose on the network
+  };
+
+  services.postgresqlBackup = {
+    enable = true;
+    location = "/backup/postgresql/";
+    startAt = "*-*-* 03:15:00";
+    backupAll = true;
+  };
+
+
+  environment.systemPackages = [ config.services.postgresql.package ];
+}