Add podman service.

config/users.nix

@@ -19,7 +19,8 @@ let
       extraGroups = [ "audio" "wheel" "network" ]
         ++ (optionals cfg.xserver.enable ["input" "video"])
         ++ (optionals cfg.printing.enable [ "cups" "lp" ])
-        ++ (optional config.virtualisation.docker.enable "docker");
+        ++ (optional (config.virtualisation.docker.enable && !config.virtualisation.podman.enable) "docker")
+        ++ (optional config.virtualisation.podman.enable "podman");
       shell = "${pkgs.zsh}/bin/zsh";
       passwordFile = passPath;
       # TODO: Fix for sops

machines/Lilim/options.nix

@@ -56,7 +56,7 @@ with lib;
       "mullvad"
       "mariaDB"
       "nspawn"
-      "docker"
+      "docker" "podman"
     ];
     firewall = {
       enable = true;

services/docker.nix

@@ -3,12 +3,11 @@
 # Note: add privileged users to docker group for access
 with lib;
 
-mkIf (elem "docker" config.machine.services) {
+mkIf ((elem "docker" config.machine.services) && !(elem "podman" config.machine.services)) {
   virtualisation.docker= {
     enable = true;
     # Disable live restore as it tends to delay/block system shutdown
     liveRestore = false;
   };
   environment.systemPackages = with pkgs; [ docker-compose docker-machine ];
-  ### Docker Image stuff will probably follow here
 }

services/podman.nix

@@ -0,0 +1,15 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+mkIf (elem "podman" config.machine.services) {
+  virtualisation.podman = {
+    enable = true;
+    dockerSocket.enable = (elem "docker" config.machine.services);
+    dockerCompat = (elem "docker" config.machine.services);
+    defaultNetwork = {
+      settings.dns_enabled = true;
+    };
+  };
+  environment.systemPackages = with pkgs; [ podman-compose ];
+}