Merge pull request #1241 from gnammix/power_conditional_setRestartPow…

…erFailure power: restartAfterPowerFailure option is carried out conditionally
LnL7 · Jan 4, 2025 · 3feaf37 · 3feaf37
2 parents 6a1fdb2 + 492a720
commit 3feaf37
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diff --git a/modules/power/default.nix b/modules/power/default.nix
@@ -15,6 +15,8 @@ in
       default = null;
       description = ''
         Whether to restart the computer after a power failure.
+
+        Option is not supported on all devices.
       '';
     };
 

diff --git a/modules/system/checks.nix b/modules/system/checks.nix
@@ -308,6 +308,15 @@ let
         exit 2
     fi
   '';
+
+  # some mac devices, notably notebook do not support restartAfterPowerFailure option
+  restartAfterPowerFailureIsSupported = ''
+    if sudo /usr/sbin/systemsetup -getRestartPowerFailure | grep -q "Not supported"; then
+       printf >&2 "�[1;31merror: restarting after power failure is not supported on your machine�[0m\n" >&2
+       printf >&2 "Please ensure that `power.restartAfterPowerFailure` is not set.\n" >&2
+       exit 2
+    fi
+  '';
 in
 
 {
@@ -357,6 +366,7 @@ in
       (mkIf cfg.verifyNixPath nixPath)
       oldSshAuthorizedKeysDirectory
       (mkIf config.homebrew.enable homebrewInstalled)
+      (mkIf (config.power.restartAfterPowerFailure != null) restartAfterPowerFailureIsSupported)
     ];
 
     system.activationScripts.checks.text = ''