Add experimental nix-snapshotter stuff

container-images.nix

@@ -1,2 +0,0 @@
-{ cyberchef = { cyberchef = { finalImageName = "mpepping/cyberchef"; finalImageTag = "latest"; imageDigest = "sha256:5044c72dd8070fb6e0595e720fc4440bf6168493b2433db06a1c966406398ba2"; imageName = "mpepping/cyberchef"; sha256 = "177yjfbz0ijc8lfqfr50fhqqmjk72373c0igyrxv3wwg0pyrgpv4"; }; }; }
-

container-images/image-definitions.nix

@@ -0,0 +1,2 @@
+{ cyberchef = { cyberchef = { finalImageName = "mpepping/cyberchef"; finalImageTag = "v10.18.9"; imageDigest = "sha256:4b06936cbeff92cfebf86fdcfbb4bad7807d6a5f99b8affa114bd84f81461fe3"; imageName = "mpepping/cyberchef"; sha256 = "019wr9vrpjg6kq4sqkf9d9xr5w86hn4d93pkk57sliqwyjjn13x8"; }; }; inbucket = { inbucket = { finalImageName = "inbucket/inbucket"; finalImageTag = "edge"; imageDigest = "sha256:e39238af6ac485c406ead9cf411ca7d6bad5dd6e1bca2a02af87273db5f53c8e"; imageName = "inbucket/inbucket"; sha256 = "1z9gywpr3i5048k39dflqlp9k6227b7kdipwk790x711iga2jqpk"; }; }; }
+

container-images/pulled-images.nix

@@ -0,0 +1,13 @@
+pkgs: lib:
+let
+  imageDefs = import ./image-definitions.nix;
+in
+lib.attrsets.mapAttrs
+  (projectName: project:
+  lib.attrsets.mapAttrs
+    (imageName: imageDef:
+    pkgs.dockerTools.pullImage imageDef
+    )
+    project
+  )
+  imageDefs

flake-parts/kubenix.nix

@@ -1,9 +1,11 @@
-{ self, machines, dns, myLib, flake-utils, kubenix, nixhelm, blog-pim, ... }: flake-utils.lib.eachDefaultSystem
+{ self, nixpkgs, machines, dns, myLib, flake-utils, kubenix, nixhelm, blog-pim, ... }: flake-utils.lib.eachDefaultSystem
   (system:
   let
+    pkgs = nixpkgs.legacyPackages.${system};
+    pulledImages = (import "${self}/container-images/pulled-images.nix") pkgs pkgs.lib;
     mkKubenixPackage = module: kubenix.packages.${system}.default.override
       {
-        specialArgs = { inherit myLib kubenix nixhelm system dns blog-pim machines; };
+        specialArgs = { inherit myLib kubenix nixhelm system dns blog-pim machines pulledImages; };
         module = { imports = [ module ]; };
       };
   in

flake-parts/scripts/default.nix

@@ -32,7 +32,14 @@ in
         cyberchef = {
           cyberchef = {
             image-name = "mpepping/cyberchef";
-            image-tag = "latest";
+            image-tag = "v10.18.9";
+          };
+        };
+
+        inbucket = {
+          inbucket = {
+            image-name = "inbucket/inbucket";
+            image-tag = "edge";
           };
         };
       };

kubenix-modules/all.nix

@@ -24,26 +24,6 @@ let
   ];
 in
 {
-  kubernetes.resources.pods.testje.spec = {
-    containers.redis = {
-      image = "nix:0/nix/store/5nmh9qawhbwinzxidafjlfw68wfkh0pj-nix-image-redis.tar";
-      args = [ "--protected-mode" "no" ];
-
-      ports = [{
-        name = "redis";
-        containerPort = 6379;
-      }];
-    };
-
-    affinity.nodeAffinity.requiredDuringSchedulingIgnoredDuringExecution.nodeSelectorTerms = [{
-      matchExpressions = [{
-        key = "kubernetes.io/hostname";
-        operator = "In";
-        values = [ "atlas" ];
-      }];
-    }];
-  };
-
   imports = [
     ./base.nix
     ./longhorn.nix

kubenix-modules/cyberchef.nix

@@ -1,4 +1,4 @@
-{
+{ pulledImages, ... }: {
   kubernetes.resources = {
     deployments.cyberchef.spec = {
       replicas = 3;
@@ -8,7 +8,7 @@
         metadata.labels.app = "cyberchef";
 
         spec.containers.cyberchef = {
-          image = "mpepping/cyberchef";
+          image = "mpepping/cyberchef:latest";
           ports.web.containerPort = 8000;
         };
       };

kubenix-modules/inbucket.nix

@@ -1,4 +1,4 @@
-{ lib, myLib, ... }: {
+{ pulledImages, myLib, ... }: {
   kubernetes.resources = {
     deployments.inbucket = {
       metadata.labels.app = "inbucket";

nixos-modules/k3s/default.nix

@@ -1,4 +1,4 @@
-{ inputs, pkgs, lib, config, ... }:
+{ self, inputs, pkgs, lib, config, ... }:
 let
   cfg = config.lab.k3s;
 
@@ -167,9 +167,30 @@ in
           cp -f ${./k3s-ca/etcd/server-ca.crt} /var/lib/rancher/k3s/server/tls/etcd/server-ca.crt
         '';
 
-        nix-snapshotter-image = ''
-          ln -sf ${image} /root/image.tar
-        '';
+        docker-images =
+          let
+            pulledImages = (import "${self}/container-images/pulled-images.nix") pkgs lib;
+            basePath = "/var/docker_images";
+            linesForImage = projectName: imageName: pulledImage:
+              let
+                projectPath = "${basePath}/${projectName}";
+              in
+              ''
+                mkdir -p ${projectPath}
+                ln -sf ${pulledImage} ${projectPath}/${imageName}.tar
+              '';
+            linesForProject = projectName: project:
+              let
+                lines = lib.attrsets.mapAttrsToList (linesForImage projectName) project;
+              in
+              builtins.concatStringsSep "\n" lines;
+            generateLines = projects:
+              let
+                lines = lib.attrsets.mapAttrsToList linesForProject projects;
+              in
+              builtins.concatStringsSep "\n" lines;
+          in
+          generateLines pulledImages;
       };
     };