home lab init

nixos/modules/docker-host.nix

@@ -0,0 +1,77 @@
+{ config, pkgs, lib, ... }:
+
+let
+  # ── Adjust these to your NAS settings ──────────────────────────────────────────
+  nasServer     = "192.168.1.100";          # your NAS IP or hostname
+  nasExportPath = "/export/docker-volumes"; # path on the NAS
+  nasMountPoint = "/mnt/nas";               # where to mount inside VM
+
+  # ── Where we drop your Compose file and run it ────────────────────────────────
+  composeDir  = "/etc/docker-compose-app";
+  composeText = lib.readFile ./docker-compose.yml;
+in {
+  ##############################################################################
+  # A) NETWORKING
+  #    (If you want DHCP, remove this block and let cloud-init assign an IP.)
+  ##############################################################################
+  # networking.interfaces.enp0s25 = {
+  #   useDHCP = false;
+  #   ipv4.addresses = [{
+  #     address = "192.168.1.50";
+  #     prefixLength = 24;
+  #   }];
+  #   ipv4.gateway = "192.168.1.1";
+  #   # optional: ipv4.dns = [ "1.1.1.1" "8.8.8.8" ];
+  # };
+
+  ##############################################################################
+  # B) MOUNT YOUR NAS VIA NFS
+  ##############################################################################
+  # fileSystems."${nasMountPoint}" = {
+  #   device = "${nasServer}:${nasExportPath}";
+  #   fsType = "nfs";
+  #   options = [ "defaults" "nofail" "x-systemd.requires=network-online.target" ];
+  # };
+  # fileSystems."${nasMountPoint}".requiredForBoot = false;
+
+  ##############################################################################
+  # C) INSTALL DOCKER & DOCKER-COMPOSE
+  ##############################################################################
+  environment.systemPackages = with pkgs; [
+    docker
+    docker-compose
+  ];
+  services.docker.enable = true;
+
+  ##############################################################################
+  # D) DROP IN YOUR docker-compose.yml
+  ##############################################################################
+  # systemd.tmpfiles.rules = [
+  #   # Ensure directory exists before we write the file.
+  #   "D! ${composeDir} 0755 root root - -"
+  # ];
+  # environment.etc."docker-compose-app/docker-compose.yml".text = composeText;
+
+  ##############################################################################
+  # E) RUN DOCKER-COMPOSE AS A SYSTEMD SERVICE
+  ##############################################################################
+  # systemd.services.dockerComposeApp = {
+  #   description = "Auto-start Docker-Compose stack for home server";
+  #   after = [ "network-online.target" "docker.service" ];
+  #   wants = [ "network-online.target" "docker.service" ];
+
+  #   serviceConfig = {
+  #     WorkingDirectory = composeDir;
+  #     ExecStart = "${pkgs.docker-compose}/bin/docker-compose -f ${composeDir}/docker-compose.yml up";
+  #     ExecStop  = "${pkgs.docker-compose}/bin/docker-compose -f ${composeDir}/docker-compose.yml down";
+  #     Restart = "always";
+  #     RestartSec = 10;
+  #   };
+
+  #   wantedBy = [ "multi-user.target" ];
+  # };
+
+
+
+
+}