From 053fafde540fa794004718a262bc9d0f5b30f34c Mon Sep 17 00:00:00 2001
From: Paul-Henri Froidmont <git.contact-57n2p@froidmont.org>
Date: Thu, 19 Dec 2024 00:43:47 +0100
Subject: [PATCH] Configure remote build

---
 common.nix                      |  2 --
 hosts/nixos-desktop/default.nix | 20 ++++++++++++++++++++
 2 files changed, 20 insertions(+), 2 deletions(-)

diff --git a/common.nix b/common.nix
index fd24780..852e6f8 100644
--- a/common.nix
+++ b/common.nix
@@ -17,12 +17,10 @@
     settings = {
       substituters = [
         "https://nix-community.cachix.org"
-        "http://cache.banditlair.com"
         "https://cache.nixos.org/"
       ];
       trusted-public-keys = [
         "nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs="
-        "cache.banditlair.com:4zk7iDvzKh6VN+LxzKIGcVPKgL5dLeyEt2ydrgx4o8c="
       ];
       auto-optimise-store = true;
     };
diff --git a/hosts/nixos-desktop/default.nix b/hosts/nixos-desktop/default.nix
index e844676..30b0e45 100644
--- a/hosts/nixos-desktop/default.nix
+++ b/hosts/nixos-desktop/default.nix
@@ -27,6 +27,26 @@
   programs.kdeconnect.enable = true;
 
   boot.binfmt.emulatedSystems = [ "aarch64-linux" ];
+  nix = {
+    distributedBuilds = true;
+    buildMachines = [
+      {
+        hostName = "hel1.banditlair.com";
+        sshUser = "nix-ssh";
+        system = "x86_64-linux";
+        supportedFeatures = [
+          "nixos-test"
+          "benchmark"
+          "big-parallel"
+          "kvm"
+        ];
+      }
+    ];
+    settings = {
+      substituters = [ "ssh://nix-ssh@hel1.banditlair.com" ];
+      trusted-public-keys = [ "hel1.banditlair.com:stzB4xe5QTFvSABoP11ZpNzLDCRZ93PExk0Z/gOzW3g=" ];
+    };
+  };
 
   # Allow to externally control MPD
   networking.firewall.allowedTCPPorts = [ 6600 ];