Boot after power failure (server mode)

1 files changed, 12 insertions, 1 deletions

diff --git a/hostnix/elmo/system.nix b/hostnix/elmo/system.nix
index d92de59..311338f 100644
--- a/hostnix/elmo/system.nix
+++ b/hostnix/elmo/system.nix
@@ -1,4 +1,4 @@
-{ ... }:
+{ pkgs, ... }:
 
 {
   boot.loader.systemd-boot.enable = true;
@@ -10,4 +10,15 @@
   networking.networkmanager.enable = true;
 
   time.timeZone = "America/New_York";
+
+  # https://nixos.wiki/wiki/Hardware/Apple#Auto_Restart
+  systemd.services.enable-autorestart = {
+    description = "Boot after power failure (server mode)";
+    wantedBy = [ "default.target" ];
+    serviceConfig = {
+      Type = "oneshot";
+    };
+    # https://superuser.com/a/1051137
+    script = "${pkgs.pciutils}/bin/setpci -s 00:1f.0 0xa4.b=0";
+  };
 }