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authorEelco Dolstra <edolstra@gmail.com>2019-09-13 18:58:40 +0200
committerEelco Dolstra <edolstra@gmail.com>2020-02-05 23:15:18 +0100
commit855fcc324a5e83d3abced135d4b6ecad02cc022a (patch)
tree43009fdf8359899d07c75f9e7ec4390859f7fb92 /nixos/modules/misc/version.nix
parentb91803bf135ce583a3115e5b7e4feb0333d96af1 (diff)
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Add option system.configurationRevision to record revision of top-level flake
Diffstat (limited to 'nixos/modules/misc/version.nix')
-rw-r--r--nixos/modules/misc/version.nix6
1 files changed, 6 insertions, 0 deletions
diff --git a/nixos/modules/misc/version.nix b/nixos/modules/misc/version.nix
index 8a85035ceb7..8dbbbe6761c 100644
--- a/nixos/modules/misc/version.nix
+++ b/nixos/modules/misc/version.nix
@@ -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 = {