From 298b92814bf842164b71c8697f2b873a93b85a0c Mon Sep 17 00:00:00 2001
From: Emily <vcs@emily.moe>
Date: Mon, 28 Oct 2024 01:57:16 +0000
Subject: [PATCH] tests.build-environment-info: init

We just had a marathon session trying to fix `ulimit -n` on Hydra and
have no easy way to test that it worked.
---
 pkgs/test/build-environment-info/default.nix | 11 +++++++++++
 pkgs/test/default.nix                        |  2 ++
 2 files changed, 13 insertions(+)
 create mode 100644 pkgs/test/build-environment-info/default.nix

diff --git a/pkgs/test/build-environment-info/default.nix b/pkgs/test/build-environment-info/default.nix
new file mode 100644
index 000000000000..f0c71d8d1eaf
--- /dev/null
+++ b/pkgs/test/build-environment-info/default.nix
@@ -0,0 +1,11 @@
+{ runCommand }:
+
+# Prints information about the state of the build environment for
+# assistance debugging Hydra. Feel free to add anything you would find
+# useful to this.
+runCommand "build-environment-info" { } ''
+  ulimit -a
+
+  # Always fail so that this job can easily be restarted.
+  exit 1
+''
diff --git a/pkgs/test/default.nix b/pkgs/test/default.nix
index e300672ddcac..bb910013d3ce 100644
--- a/pkgs/test/default.nix
+++ b/pkgs/test/default.nix
@@ -185,4 +185,6 @@ with pkgs;
   replaceVars = recurseIntoAttrs (callPackage ./replace-vars { });
 
   substitute = recurseIntoAttrs (callPackage ./substitute { });
+
+  build-environment-info = callPackage ./build-environment-info { };
 }