From 74ee32126a64f0064d1dee63ba1be7a24f878dbd Mon Sep 17 00:00:00 2001
From: James Andariese <james@strudelline.net>
Date: Sun, 4 Aug 2024 01:47:08 -0500
Subject: [PATCH] wip

---
 docker.nix | 63 ++++++++++++++++++++++++++++++++++++++++++++++++------
 1 file changed, 56 insertions(+), 7 deletions(-)

diff --git a/docker.nix b/docker.nix
index a79ea5e..7b961d8 100644
--- a/docker.nix
+++ b/docker.nix
@@ -1,20 +1,69 @@
-{ config, pkgs, ...}:
-
+{ config, pkgs, lib, ...}:
 let
 name = "node-red";
+packages =
+  with pkgs;
+[
+  less
+  bashInteractive
+  coreutils
+  nodejs
+  findutils
+  nodePackages.npm
+  nodePackages.node-red
+  dockerTools.usrBinEnv
+  dockerTools.binSh
+  dockerTools.caCertificates
+  dockerTools.fakeNss
+  #ungoogled-chromium
+];
 entrypoint = pkgs.writeShellApplication {
   name = "entrypoint";
 
-  runtimeInputs = with pkgs; with nodePackages; [
-    node-red
-    #ungoogled-chromium
-  ];
+  runtimeInputs = packages;
 
   text = ''
-    node-red -u "''${DATA-/data}" -s "''${SETTINGS-/data/settings.js}"
+    DATA="''${DATA-/data}"
+    cd "$DATA"
+    node-red -u "$DATA" -s "''${SETTINGS-/data/settings.js}"
   '';
 };
+linkPackageToRoot = p: ''
+  for wbin in bin sbin;do
+    for f in ${p}/$wbin/*;do
+      if [ -x "$f" ];then
+        ln -sf "$f" "$wbin"/
+      fi
+    done
+  done
+'';
 in pkgs.dockerTools.streamLayeredImage {
       inherit name;
+      contents = pkgs.buildEnv {
+        name = "imgroot";
+        paths = packages;
+      };
       config.Cmd = [ "${entrypoint}/bin/entrypoint" ];
+      config.Workdir = "/data";
+      config.Env = with pkgs; [ "HOME=/data" ];
+
+      enableFakechroot = true;
+      fakeRootCommands = ''
+        #    ${pkgs.runtimeShell}
+        mkdir -p tmp
+        chmod 1777 tmp
+        ${pkgs.dockerTools.shadowSetup}
+        PATH=${pkgs.shadow}/sbin:${pkgs.shadow}/bin:$PATH
+        groupadd -r node-red
+        useradd -r -g node-red node-red
+        id node-red 2>&1 > node-red.id
+        mkdir -p data
+        chown -R node-red:node-red data
+        chmod -R 750 data
+        date > build-date.txt
+      '';
+      extraCommands = ''
+        #find / > files-that-existed-at-extraCommands-time.txt || true
+        ${pkgs.lib.strings.concatStringsSep "\n" (map linkPackageToRoot packages)}
+      '';
 }