From 8a5e7449bf53b8ad0daf6847d76df7c91385740f Mon Sep 17 00:00:00 2001
From: Seth Flynn <getchoo@tuta.io>
Date: Sat, 22 Feb 2025 07:30:27 -0500
Subject: flake/colmena: init

---
 modules/flake/colmena.nix | 117 ++++++++++++++++++++++++++++++++++++++++++++++
 modules/flake/default.nix |   3 ++
 2 files changed, 120 insertions(+)
 create mode 100644 modules/flake/colmena.nix
 create mode 100644 modules/flake/default.nix

(limited to 'modules')

diff --git a/modules/flake/colmena.nix b/modules/flake/colmena.nix
new file mode 100644
index 0000000..8c3627d
--- /dev/null
+++ b/modules/flake/colmena.nix
@@ -0,0 +1,117 @@
+{
+  config,
+  lib,
+  inputs,
+  self,
+  ...
+}:
+
+let
+  namespace = "colmena";
+
+  nodes = lib.filterAttrs (
+    name: _:
+    !(lib.elem name [
+      "meta"
+      "defaults"
+    ])
+  ) config.${namespace};
+  hasNodes = lib.length (lib.attrNames nodes) > 0;
+
+  metaSubmodule = {
+    options = {
+      allowApplyAll = lib.mkOption {
+        type = lib.types.bool;
+        default = true;
+        description = "Whether to allow deployments without a node filter set.";
+      };
+
+      description = lib.mkOption {
+        type = lib.types.str;
+        description = "A short description for the configuration.";
+        example = lib.literalExpression "A Colmena Hive";
+      };
+
+      machinesFile = lib.mkOption {
+        type = lib.types.nullOr lib.types.path;
+        default = null;
+        description = "Use the machines listed in this file when building this hive configuration.";
+      };
+
+      name = lib.mkOption {
+        type = lib.types.str;
+        default = "hive";
+        description = "The name of the configuration.";
+      };
+
+      nixpkgs = lib.mkOption {
+        type = lib.types.lazyAttrsOf lib.types.raw;
+        default = inputs.nixpkgs.legacyPackages.x86_64-linux;
+        defaultText = lib.literalExpression "inputs.nixpkgs.legacyPackages.x86_64-linux";
+        description = "The pinned Nixpkgs package set.";
+        example = lib.literalExpression ''
+          import inputs.nixpkgs { system = "x86_64-linux"; }
+        '';
+      };
+
+      nodeNixpkgs = lib.mkOption {
+        type = lib.types.attrsOf (lib.types.lazyAttrsOf lib.types.raw);
+        default = { };
+        description = "Node-specific Nixpkgs pins.";
+      };
+
+      nodeSpecialArgs = lib.mkOption {
+        type = lib.types.lazyAttrsOf lib.types.raw;
+        default = { };
+        description = "Node-specific special args.";
+      };
+
+      specialArgs = lib.mkOption {
+        type = lib.types.lazyAttrsOf lib.types.raw;
+        default = { };
+        description = "A set of special arguments to be passed to NixOS modules.";
+      };
+    };
+  };
+
+  colmenaSubmodule = {
+    freeformType = lib.types.lazyAttrsOf lib.types.deferredModule;
+
+    options = {
+      meta = lib.mkOption {
+        type = lib.types.submodule metaSubmodule;
+        default = { };
+        description = ''
+          Options for the `meta` attribute set.
+
+          See <link xlink:href="https://colmena.cli.rs/unstable/reference/meta.html"/>
+        '';
+      };
+
+      defaults = lib.mkOption {
+        type = lib.types.deferredModule;
+        default = { };
+        description = "Module imported by all nodes.";
+      };
+    };
+  };
+in
+
+{
+  options.${namespace} = lib.mkOption {
+    type = lib.types.submodule colmenaSubmodule;
+    default = { };
+    description = ''
+      Options for `colmena`.
+
+      See <link xlink:href="https://colmena.cli.rs/unstable/"/>
+    '';
+  };
+
+  config = lib.mkIf hasNodes {
+    flake = {
+      inherit (config) colmena;
+      colmenaHive = inputs.colmena.lib.makeHive self.colmena;
+    };
+  };
+}
diff --git a/modules/flake/default.nix b/modules/flake/default.nix
new file mode 100644
index 0000000..5837b64
--- /dev/null
+++ b/modules/flake/default.nix
@@ -0,0 +1,3 @@
+{
+  colmena = ./colmena.nix;
+}
-- 
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