WIP: feat: cancel git clone ops gracefully

See #528

pkg/git/clone.go

@@ -25,7 +25,10 @@ func gitCloneIgnoreErr(err error) bool {
 	return false
 }
 
-// Clone runs a git clone which accounts for different default branches.
+// Clone runs a git clone which accounts for different default branches. This
+// function respects Ctrl+C (SIGINT) calls from the user, cancelling the
+// context and deleting the (typically) half-baked clone of the repository.
+// This avoids broken state for future clone / recipe ops.
 func Clone(dir, url string) error {
 	ctx := context.Background()
 	ctx, cancelCtx := context.WithCancel(ctx)

pkg/git/clone_test.go

@@ -10,6 +10,20 @@ import (
 	"coopcloud.tech/abra/pkg/config"
 )
 
+func TestClone(t *testing.T) {
+	dir := path.Join(config.RECIPES_DIR, "gitea")
+	os.RemoveAll(dir)
+
+	gitURL := fmt.Sprintf("%s/%s.git", config.REPOS_BASE_URL, "gitea")
+	if err := Clone(dir, gitURL); err != nil {
+		t.Fatalf("unable to git clone gitea: %s", err)
+	}
+
+	if _, err := os.Stat(dir); err != nil && os.IsNotExist(err) {
+		t.Fatal("gitea repo was not cloned successfully")
+	}
+}
+
 func TestCancelGitClone(t *testing.T) {
 	dir := path.Join(config.RECIPES_DIR, "gitea")
 	os.RemoveAll(dir)