Add option system.configurationRevision to record revision of top-level flake

2020-02-05 23:15:18 +01:00
parent b91803bf13
commit 855fcc324a
1 changed files with 6 additions and 0 deletions
@@ -84,6 +84,12 @@ in
      description = "Default NixOS channel to which the root user is subscribed.";
    };

+    configurationRevision = mkOption {
+      type = types.nullOr types.str;
+      default = null;
+      description = "The Git revision of the top-level flake from which this configuration was built.";
+    };
+
  };

  config = {