init postgres

modules/postgres/default.nix

@@ -0,0 +1,50 @@
+{lib, pkgs, config, ... }:
+with lib;
+let cfg = config.awallau.postgres;
+in
+{
+  # Assumpions for this config:
+  # 1. you open the Firewall on a wg0 interface --> if not open firewall but for the love of god enable ssl
+  # 2. Special in this case pg admin will be used to hot spare the dbs since this functionality hasnt been translated terribly well if at all  to nixos
+  options.awallau.postgres = {
+    enable = mkEnableOption "activate postgres";
+
+    port = mkOption {
+      type = types.int;
+      default = 5432;
+      description = ''
+        The port on which the postgres server will listen.
+      '';
+
+  };
+
+
+  config = mkIf cfg.enable {
+
+      services = {
+        postgresql = {
+        enable = true;
+        enableTCPIP = true;
+
+        # Hard code that one, one could make an option but this is really not necessary
+        dataDir = "/var/run/postgres";
+        settings = {
+          port = cfg.port;
+          log_connections = true;
+          log_statement = "all";
+          logging_collector = true;
+          log_disconnections = true;
+          log_destination = lib.mkForce "syslog";
+          };
+      };
+      postgresqlBackup = {
+        enable = true;
+        backupAll = true;
+        compression = "zstd";
+        compressionLevel = 11;
+        location = "/var/lib/postgres";
+      };
+
+      };
+    };
+}