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authorJanne Heß <janne@hess.ooo>2022-04-03 15:53:02 +0200
committerGitHub <noreply@github.com>2022-04-03 15:53:02 +0200
commit7cdc4dd5d1a2869d6e3c089f960ed6feae06ae77 (patch)
tree75022465e14ef14779c364a0c1578837ed9b29f1 /nixos/modules/misc/version.nix
parent803c1abb38afa5037f9576796a32248d2a7ecbcf (diff)
parent7ebb4ebe404a7ecf6ee9761aab7d02cd4e2a4abc (diff)
Merge pull request #164943 from ElvishJerricco/systemd-initrd-reuse-systemd-module
initrd: Opt-in bare bones systemd-based initrd
Diffstat (limited to 'nixos/modules/misc/version.nix')
-rw-r--r--nixos/modules/misc/version.nix40
1 files changed, 26 insertions, 14 deletions
diff --git a/nixos/modules/misc/version.nix b/nixos/modules/misc/version.nix
index d825f4beb301c..931201ade2935 100644
--- a/nixos/modules/misc/version.nix
+++ b/nixos/modules/misc/version.nix
@@ -15,6 +15,26 @@ let
       mapAttrsToList (n: v: ''${n}=${escapeIfNeccessary (toString v)}'') attrs
     );
 
+  osReleaseContents = {
+    NAME = "NixOS";
+    ID = "nixos";
+    VERSION = "${cfg.release} (${cfg.codeName})";
+    VERSION_CODENAME = toLower cfg.codeName;
+    VERSION_ID = cfg.release;
+    BUILD_ID = cfg.version;
+    PRETTY_NAME = "NixOS ${cfg.release} (${cfg.codeName})";
+    LOGO = "nix-snowflake";
+    HOME_URL = "https://nixos.org/";
+    DOCUMENTATION_URL = "https://nixos.org/learn.html";
+    SUPPORT_URL = "https://nixos.org/community.html";
+    BUG_REPORT_URL = "https://github.com/NixOS/nixpkgs/issues";
+  };
+
+  initrdReleaseContents = osReleaseContents // {
+    PRETTY_NAME = "${osReleaseContents.PRETTY_NAME} (Initrd)";
+  };
+  initrdRelease = pkgs.writeText "initrd-release" (attrsToText initrdReleaseContents);
+
 in
 {
   imports = [
@@ -119,20 +139,12 @@ in
         DISTRIB_DESCRIPTION = "NixOS ${cfg.release} (${cfg.codeName})";
       };
 
-      "os-release".text = attrsToText {
-        NAME = "NixOS";
-        ID = "nixos";
-        VERSION = "${cfg.release} (${cfg.codeName})";
-        VERSION_CODENAME = toLower cfg.codeName;
-        VERSION_ID = cfg.release;
-        BUILD_ID = cfg.version;
-        PRETTY_NAME = "NixOS ${cfg.release} (${cfg.codeName})";
-        LOGO = "nix-snowflake";
-        HOME_URL = "https://nixos.org/";
-        DOCUMENTATION_URL = "https://nixos.org/learn.html";
-        SUPPORT_URL = "https://nixos.org/community.html";
-        BUG_REPORT_URL = "https://github.com/NixOS/nixpkgs/issues";
-      };
+      "os-release".text = attrsToText osReleaseContents;
+    };
+
+    boot.initrd.systemd.contents = {
+      "/etc/os-release".source = initrdRelease;
+      "/etc/initrd-release".source = initrdRelease;
     };
   };