ci(test): only cache store changed files

klarkc · Jan 3, 2024 · 4b78e5b · 4b78e5b
1 parent 7f41647
commit 4b78e5b
Showing 1 changed file with 9 additions and 2 deletions.
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
@@ -20,8 +20,15 @@ jobs:
           ssh-private-key: ${{ secrets.BUILDER_TOKEN }}
       - uses: gacts/run-and-post-run@v1
         with:
-          run: nix -v flake check -L --show-trace
+          run: |
+            curl https://raw.githubusercontent.com/cachix/cachix-action/master/dist/main/list-nix-store.sh --output ./.github/workflows/list-nix-store.sh
+            chmod +x ./.github/workflows/list-nix-store.sh
+            ./.github/workflows/list-nix-store.sh > /tmp/store
+            nix -v flake check -L --show-trace
           post: |
+            ./.github/workflows/list-nix-store.sh > /tmp/store-new
+            comm -13 <(sort /tmp/store) <(./.github/workflows/list-nix-store.sh) > /tmp/store-new
             mkdir -p ~/.ssh/ && touch ~/.ssh/known_hosts
             cp .github/workflows/known_hosts ~/.ssh/known_hosts
-            nix -v copy -s --all --to ssh://[email protected]
+            (cat /tmp/store-new | nix -v copy -s --stdin --to ssh://[email protected]) || EXIT_CODE=$?
+            echo $EXIT_CODE