restructure dockers, add watchtower

hosts/snowbelle/configuration.nix

@@ -21,6 +21,9 @@
       zfs.enable = true;
       smb.enable = true;
       nfs.enable = true;
+      docker = {
+        watchtower.enable = true;
+      };
     };
   };
 

hosts/vaniville/configuration.nix

@@ -6,7 +6,7 @@
       ./hardware-configuration.nix
       ../../users/blake/blake.nix
       ../../modules/system/system.nix
-      ../../modules/homelab/ddns_docker.nix
+      ../../modules/homelab/dockers/ddns.nix
     ];
 
   modules = {
@@ -18,7 +18,7 @@
       nvidia.enable = false;
     };
     homelab = {
-      ddns_docker.enable = true;
+      docker.ddns.enable = true;
     };
   };
 

modules/homelab/docker/ddns.nix

@@ -2,10 +2,10 @@
 
 {
   options = {
-    modules.homelab.ddns_docker.enable = lib.mkEnableOption "enable ddns docker";
+    modules.homelab.docker.ddns.enable = lib.mkEnableOption "enable ddns docker";
   };
 
-  config = lib.mkIf config.modules.homelab.ddns_docker.enable {
+  config = lib.mkIf config.modules.homelab.docker.ddns.enable {
     let
       api_token = builtins.readFile /home/blake/.keyring/ddns/api_token;
       zone_id_blakedheld = builtins.readFile /home/blake/.keyring/ddns/zone_id_blakedheld;

modules/homelab/docker/dockers.nix

@@ -0,0 +1,13 @@
+
+{ pkgs, config, lib, ... }:
+
+{
+  imports = [
+    ./watchtowner.nix
+    ./ddns.nix
+  ];
+
+  modules.homelab.docker.watchtower.enable = lib.mkDefault true;
+  modules.homelab.docker.ddns.enable = lib.mkDefault false;
+
+}

modules/homelab/docker/watchtower.nix

@@ -0,0 +1,23 @@
+{ pkgs, config, lib, ... }:
+
+{
+  options = {
+    modules.homelab.docker.watchtower.enable = lib.mkEnableOption "enable watchtower docker";
+  };
+
+  config = lib.mkIf config.modules.homelab.docker.watchtower.enable {
+      virtualisation.docker.containers.watchtower = {
+        image = "containrrr/watchtower";
+        containerName = "watchtower";
+        restartPolicy = "unless-stopped";
+        environment = {
+          TZ = "America/Chicago"; 
+          WATCHTOWER_INCLUDE_RESTARTING = "America/Chicago"; 
+          WATCHTOWER_CLEANUP = "true"; 
+          WATCHTOWER_POLL_INTERVAL = "43200"; 
+        };
+        volumes = [ "/var/run/docker.sock:/var/run/docker.sock" ];
+      };
+  };
+}
+