From fd4925111408439dc8a8b875a6c3c4aff970ff12 Mon Sep 17 00:00:00 2001
From: Seth Flynn <getchoo@tuta.io>
Date: Thu, 13 Feb 2025 21:07:48 -0500
Subject: modules: group services & traits into "custom" modules

---
 modules/nixos/custom/remote-builders.nix | 96 ++++++++++++++++++++++++++++++++
 1 file changed, 96 insertions(+)
 create mode 100644 modules/nixos/custom/remote-builders.nix

(limited to 'modules/nixos/custom/remote-builders.nix')

diff --git a/modules/nixos/custom/remote-builders.nix b/modules/nixos/custom/remote-builders.nix
new file mode 100644
index 0000000..74d0538
--- /dev/null
+++ b/modules/nixos/custom/remote-builders.nix
@@ -0,0 +1,96 @@
+{
+  config,
+  lib,
+  secretsDir,
+  ...
+}:
+
+let
+  cfg = config.borealis.remote-builders;
+in
+
+{
+  options.borealis.remote-builders = {
+    enable = lib.mkEnableOption "the use of remote builders";
+
+    manageSecrets = lib.mkEnableOption "automatic management of SSH keys for builders" // {
+      default = true;
+    };
+
+    builders = {
+      atlas = lib.mkEnableOption "`atlas` as a remote builder";
+      macstadium = lib.mkEnableOption "`macstadium` as a remote builder";
+    };
+  };
+
+  config = lib.mkIf cfg.enable (
+    lib.mkMerge [
+      {
+        nix = {
+          distributedBuilds = true;
+
+          settings = {
+            builders-use-substitutes = true;
+          };
+        };
+      }
+
+      (lib.mkIf cfg.builders.atlas {
+        nix.buildMachines = [
+          {
+            hostName = "atlas";
+            maxJobs = 4;
+            publicHostKey = "IyBhdGxhczoyMiBTU0gtMi4wLVRhaWxzY2FsZQphdGxhcyBzc2gtZWQyNTUxOSBBQUFBQzNOemFDMWxaREkxTlRFNUFBQUFJQzdZaVNZWXgvK3ptVk9QU0NFUkh6U3NNZVVRdEErVnQxVzBzTFV3NFloSwo=";
+            sshUser = "atlas";
+            supportedFeatures = [
+              "benchmark"
+              "big-parallel"
+              "gccarch-armv8-a"
+              "kvm"
+              "nixos-test"
+            ];
+            systems = [
+              "aarch64-linux"
+            ];
+          }
+        ];
+      })
+
+      (lib.mkIf cfg.builders.macstadium {
+        nix.buildMachines = [
+          (lib.mkMerge [
+            {
+              hostName = "mini.scrumplex.net";
+              maxJobs = 8;
+              publicHostKey = "IyBtaW5pLnNjcnVtcGxleC5uZXQ6MjIgU1NILTIuMC1PcGVuU1NIXzkuOAptaW5pLnNjcnVtcGxleC5uZXQgc3NoLWVkMjU1MTkgQUFBQUMzTnphQzFsWkRJMU5URTVBQUFBSU9DV1lXL29TbW5GYU1sOGQ0eHNjaGhxNkNKZkdjQ1M4djhLYkErb0dmQ3IK";
+              sshUser = "bob-the-builder";
+              supportedFeatures = [
+                "nixos-test"
+                "benchmark"
+                "big-parallel"
+                "apple-virt"
+              ];
+              systems = [
+                "aarch64-darwin"
+                "x86_64-darwin"
+              ];
+            }
+
+            (lib.mkIf cfg.manageSecrets {
+              sshKey = config.age.secrets.macstadium.path;
+            })
+          ])
+        ];
+      })
+
+      (lib.mkIf (cfg.manageSecrets && cfg.builders.macstadium) {
+        age.secrets = {
+          macstadium = {
+            file = secretsDir + "/macstadium.age";
+            mode = "600";
+          };
+        };
+      })
+    ]
+  );
+}
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