From 828a7c22bd4b1ccba370aa67cd908bca28364854 Mon Sep 17 00:00:00 2001
From: Erwin Boskma <erwin@datarift.nl>
Date: Mon, 20 May 2024 14:21:13 +0200
Subject: [PATCH] loki: Add post-build-hook to automatically upload matching
 packages

---
 machines/loki/configuration.nix | 36 +++++++++++++++++++++------------
 1 file changed, 23 insertions(+), 13 deletions(-)

diff --git a/machines/loki/configuration.nix b/machines/loki/configuration.nix
index 72c4f45..1921d2b 100644
--- a/machines/loki/configuration.nix
+++ b/machines/loki/configuration.nix
@@ -1,4 +1,9 @@
-{ nixos-hardware, nix-ld-rs, ... }:
+{
+  nixos-hardware,
+  nix-ld-rs,
+  attic,
+  ...
+}:
 { pkgs, config, ... }:
 {
   imports = [
@@ -488,19 +493,24 @@
     ];
   };
 
-  # nix.settings.post-build-hook =
-  #   let
-  #     inherit (attic.packages.${pkgs.system}) attic-client;
-  #   in
-  #   pkgs.writeScript "upload-to-cache" ''
-  #     set -eu
-  #     set -f
-  #     export IFS=' '
+  nix.settings.post-build-hook =
+    let
+      inherit (attic.packages.${pkgs.system}) attic-client;
+      cachedPackagePatterns = builtins.concatStringsSep "|" [ "mongodb" ];
+    in
+    pkgs.writeScript "upload-to-cache" ''
+      set -eu
+      set -f
+      export IFS=' '
 
-  #     OUT_PATHS=$(echo -n ''${OUT_PATHS} | ${pkgs.gawk}/bin/awk 'BEGIN { RS = " "; ORS = " "; } $0 !~ /horus_vcpkg/ { print $0 }')
-  #     echo "Uploading paths to cache " ''${OUT_PATHS}
-  #     exec ${attic-client}/bin/attic push main ''${OUT_PATHS}
-  #   '';
+      OUT_PATHS=$(echo -n ''${OUT_PATHS} | ${pkgs.gawk}/bin/awk 'BEGIN { RS = " "; ORS = " "; } $0 ~ /(${cachedPackagePatterns})/ { print $0 }')
+      if [[ -z "''${OUT_PATHS}" ]]; then
+        echo "No matching packages to upload"
+        exit 0
+      fi
+      echo "Uploading paths to cache " ''${OUT_PATHS}
+      exec ${attic-client}/bin/attic push main ''${OUT_PATHS}
+    '';
 
   sops.defaultSopsFile = ./secrets.yaml;
   sops.secrets = {