[nix] move test to derivation inside gcd vcs

For all chipsalliance CI runner, RestrictNamespaces and RestrictSUIDSGID properties are set for best safety ensurance. So running VCS directly inside the GitHub Runner is not possible. This commit give an example of how to get out of the boundary of the GitHub Action by integrating all simulation into derivation. Signed-off-by: Avimitin <[email protected]>
chipsalliance · Sep 9, 2024 · 5bfc928 · 5bfc928
1 parent 2b9ed4f
commit 5bfc928
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Showing 2 changed files with 19 additions and 5 deletions.
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
@@ -56,7 +56,7 @@ jobs:
           ref: ${{ github.event.pull_request.head.sha }}
       - name: "Run VCS"
         run: |
-          nix run '.#gcd.vcs' --impure
+          nix build '.#gcd.vcs.tests' --impure
 
   run-verilator:
     name: "Run Verilator"

diff --git a/templates/chisel/nix/gcd/vcs.nix b/templates/chisel/nix/gcd/vcs.nix
@@ -1,9 +1,19 @@
 # SPDX-License-Identifier: Apache-2.0
 # SPDX-FileCopyrightText: 2024 Jiuyang Liu <[email protected]>
 
-{ lib, bash, stdenv, rtl, dpi-lib, vcs-fhs-env }:
-let binName = "gcd-vcs-simulator";
-in stdenv.mkDerivation {
+{ lib
+, bash
+, stdenv
+, rtl
+, dpi-lib
+, vcs-fhs-env
+, runCommand
+}:
+
+let
+  binName = "gcd-vcs-simulator";
+in
+stdenv.mkDerivation (finalAttr: {
   name = "vcs";
 
   # Add "sandbox = relaxed" into /etc/nix/nix.conf, and run `systemctl restart nix-daemon`
@@ -46,6 +56,10 @@ in stdenv.mkDerivation {
     inherit vcs-fhs-env;
     inherit dpi-lib;
     inherit rtl;
+
+    tests.run-sim = runCommand "run-gcd-vcs-simulator" { __noChroot = true; } ''
+      ${finalAttr.finalPackage}/bin/${binName}
+    '';
   };
 
   shellHook = ''
@@ -71,4 +85,4 @@ in stdenv.mkDerivation {
 
     runHook postInstall
   '';
-}
+})