···

       
3
       
3
       
 
       


     

       
4
       
4
       
 
       
{ config, lib, pkgs, ... }:

     

       
5
       
5
       
 
       


     

       
6
       
6
       
-
       
with lib;

     

       
7
       
7
       
-
       


     

       
8
       
6
       
 
       
let

     

       
9
       
7
       
 
       
  # This is copied into the installer image, so it's important that it is filtered

     

       
10
       
8
       
 
       
  # to avoid including a large .git directory.

     
···

       
27
       
25
       
 
       
      if [ ! -e $out/nixos/nixpkgs ]; then

     

       
28
       
26
       
 
       
        ln -s . $out/nixos/nixpkgs

     

       
29
       
27
       
 
       
      fi

     

       
30
       
30
       
-
       
      ${optionalString (config.system.nixos.revision != null) ''

     

       
28
       
28
       
+
       
      ${lib.optionalString (config.system.nixos.revision != null) ''

     

       
31
       
29
       
 
       
        echo -n ${config.system.nixos.revision} > $out/nixos/.git-revision

     

       
32
       
30
       
 
       
      ''}

     

       
33
       
31
       
 
       
      echo -n ${config.system.nixos.versionSuffix} > $out/nixos/.version-suffix

     
···

       
47
       
45
       
 
       


     

       
48
       
46
       
 
       
  # Provide the NixOS/Nixpkgs sources in /etc/nixos.  This is required

     

       
49
       
47
       
 
       
  # for nixos-install.

     

       
50
       
50
       
-
       
  boot.postBootCommands = mkAfter

     

       
48
       
48
       
+
       
  boot.postBootCommands = lib.mkAfter

     

       
51
       
49
       
 
       
    ''

     

       
52
       
50
       
 
       
      if ! [ -e /var/lib/nixos/did-channel-init ]; then

     

       
53
       
51
       
 
       
        echo "unpacking the NixOS/Nixpkgs sources..."

     

       
54
       
52
       
 
       
        mkdir -p /nix/var/nix/profiles/per-user/root

     

       
55
       
53
       
 
       
        ${config.nix.package.out}/bin/nix-env -p /nix/var/nix/profiles/per-user/root/channels \

     

       
56
       
54
       
 
       
          -i ${channelSources} --quiet --option build-use-substitutes false \

     

       
57
       
57
       
-
       
          ${optionalString config.boot.initrd.systemd.enable "--option sandbox false"} # There's an issue with pivot_root

     

       
55
       
55
       
+
       
          ${lib.optionalString config.boot.initrd.systemd.enable "--option sandbox false"} # There's an issue with pivot_root

     

       
58
       
56
       
 
       
        mkdir -m 0700 -p /root/.nix-defexpr

     

       
59
       
57
       
 
       
        ln -s /nix/var/nix/profiles/per-user/root/channels /root/.nix-defexpr/channels

     

       
60
       
58
       
 
       
        mkdir -m 0755 -p /var/lib/nixos