Move bsc-ci test into let

Builds the .#bsc-ci.all target on each PR. Causes all packages to be
built in hut, populating the nix cache.

Reviewed-by: Aleix Boné <abonerib@bsc.es>
Tested-by: Rodrigo Arias Mallo <rodrigo.arias@bsc.es>

.gitea/workflows/ci.yaml

@@ -0,0 +1,15 @@
+name: CI
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+    branches:
+      - master
+
+jobs:
+  build:all:
+    runs-on: native
+    steps:
+      - uses: https://gitea.com/ScMi1/checkout@v1.4
+      - run: nix build -L --no-link --print-out-paths .#bsc-ci.all

overlay.nix

@@ -6,9 +6,6 @@ with final.lib;
 let
   callPackage = final.callPackage;
 
-  mkDeps = name: pkgs: final.runCommand name { }
-    "printf '%s\n' ${toString (collect (x: x ? outPath) pkgs)} > $out";
-
   bscPkgs = {
     bench6 = callPackage ./pkgs/bench6/default.nix { };
     bigotes = callPackage ./pkgs/bigotes/default.nix { };
@@ -49,33 +46,6 @@ let
     wxparaver = callPackage ./pkgs/paraver/default.nix { };
   };
 
-
-  pkgs = filterAttrs (_: isDerivation) bscPkgs;
-
-  crossTargets = [ "riscv64" ];
-  cross = prev.lib.genAttrs crossTargets (target:
-    final.pkgsCross.${target}.bsc-ci.pkgs
-  );
-
-  buildList = name: paths: final.runCommand name ''
-    deps=${toString paths}
-    cat $deps
-    printf '%s\n' $deps > $out
-  '';
-
-  crossList = builtins.mapAttrs (t: v: buildList t (builtins.attrValues v)) final.bsc-ci.cross;
-
-  pkgsList = buildList "ci-pkgs" (builtins.attrValues pkgs);
-  tests = buildList "ci-tests" (collect isDerivation final.bsc-ci.test);
-
-  all = buildList "ci-all" [tests pkgsList];
-
-in bscPkgs // {
-  # Prevent accidental usage of bsc attribute
-  bsc = throw "the bsc attribute is deprecated, packages are now in the root";
-
-  # Internal for our CI tests
-  bsc-ci = {
   test = rec {
     #hwloc = callPackage ./test/bugs/hwloc.nix { }; # Broken, no /sys
     #sigsegv = callPackage ./test/reproducers/sigsegv.nix { };
@@ -109,8 +79,40 @@ in bscPkgs // {
     };
   };
 
-    inherit tests;
+  pkgs = filterAttrs (_: isDerivation) bscPkgs;
+
+  crossTargets = [ "riscv64" ];
+  cross = prev.lib.genAttrs crossTargets (target:
+    final.pkgsCross.${target}.bsc-ci.pkgs
+  );
+
+  buildList = name: paths:
+    final.runCommandLocal name { } ''
+      printf '%s\n' ${toString paths} | tee $out
+    '';
+
+  buildList' = name: paths:
+    final.runCommandLocal name { } ''
+      deps="${toString paths}"
+      cat $deps
+      printf '%s\n' $deps >$out
+    '';
+
+  crossList = builtins.mapAttrs (t: v: buildList t (builtins.attrValues v)) cross;
+
+  pkgsList = buildList "ci-pkgs" (builtins.attrValues pkgs);
+  tests = buildList "ci-tests" (collect isDerivation test);
+
+  all = buildList' "ci-all" [ pkgsList tests ];
+
+in bscPkgs // {
+  # Prevent accidental usage of bsc attribute
+  bsc = throw "the bsc attribute is deprecated, packages are now in the root";
+
+  # Internal for our CI tests
+  bsc-ci = {
     inherit pkgs pkgsList;
+    inherit test tests;
     inherit cross crossList;
     inherit all;
   };