From 0b3c704fab4f7d0a08fe4e639f925c5f954e897b Mon Sep 17 00:00:00 2001
From: Quentin Dufour <quentin@deuxfleurs.fr>
Date: Thu, 6 Apr 2023 18:20:30 +0200
Subject: [PATCH] cross compile and docker image

---
 flake.nix | 24 ++++++++++++++++++------
 1 file changed, 18 insertions(+), 6 deletions(-)

diff --git a/flake.nix b/flake.nix
index 34a87a7..2ae58bc 100644
--- a/flake.nix
+++ b/flake.nix
@@ -16,8 +16,8 @@
         inherit system;
         overlays = [ nixuniverse ];
       };
-      albatros = pkgs.buildGoModule rec {
-        pname = "albatros";
+      gopkg = arch: (pkgs.buildGoModule rec {
+        pname = "albatros-go-module";
         version = "0.9";
         src = ./.;
         CGO_ENABLED = 0;
@@ -29,17 +29,29 @@
           license = licenses.agpl3;
           platforms = platforms.linux;
         };
+      }).overrideAttrs (old: old // { GOOS = "linux"; GOARCH = arch; });
+      albatros = arch: pkgs.stdenv.mkDerivation {
+        pname = "albatros";
+        version = "0.9";
+        unpackPhase = "true";
+        installPhase = ''
+          cp `find ${gopkg arch}/bin -name albatros` $out
+        '';
       };
-      docker = pkgs.dockerTools.buildImage {
+      docker = staticBin: pkgs.dockerTools.buildImage {
         name = "dxflrs/albatros";
         config = {
-         Cmd = [ "${albatros}/bin/albatros" ];
+         Cmd = [ "${staticBin}" ];
         };
       };
     in
       {
-        packages.x86_64-linux.albatros = albatros;
-        packages.x86_64-linux.docker.albatros = docker;
+        packages.aarch64-linux.albatros = albatros "arm64" ;
+        packages.aarch64-linux.docker.albatros = docker self.packages.aarch64-linux.albatros;
+        packages.aarch64-linux.default = self.packages.aarch64-linux.albatros;
+
+        packages.x86_64-linux.albatros = albatros "amd64";
+        packages.x86_64-linux.docker.albatros = docker self.packages.x86_64-linux.albatros;
         packages.x86_64-linux.default = self.packages.x86_64-linux.albatros;
 
         devShell.x86_64-linux = pkgs.mkShell { buildInputs = [ pkgs.kaniko pkgs.manifest-tool ]; };