From 122c5aa7d98f912aadc2c6d1e7dd2db1dc5f5323 Mon Sep 17 00:00:00 2001
From: Grimmauld <Grimmauld@grimmauld.de>
Date: Sun, 10 Aug 2025 19:30:28 +0200
Subject: [PATCH] nixos/tests/pam-lastlog: test legacy lastlog importer

---
 nixos/tests/pam/pam-lastlog.nix | 17 +++++++++++++----
 1 file changed, 13 insertions(+), 4 deletions(-)

diff --git a/nixos/tests/pam/pam-lastlog.nix b/nixos/tests/pam/pam-lastlog.nix
index 837c84e1e601..cefc8a3d4e45 100644
--- a/nixos/tests/pam/pam-lastlog.nix
+++ b/nixos/tests/pam/pam-lastlog.nix
@@ -13,9 +13,18 @@
     };
 
   testScript = ''
-    machine.wait_for_unit("multi-user.target")
-    machine.succeed("run0 --pty true") # perform full login
-    print(machine.succeed("lastlog2 --active --user root"))
-    machine.succeed("stat /var/lib/lastlog/lastlog2.db")
+    with subtest("Test legacy lastlog import"):
+      # create old lastlog file to test import
+      # empty = nothing will actually be imported, but the service will run
+      machine.succeed("touch /var/log/lastlog")
+      machine.wait_for_unit("lastlog2-import.service")
+      machine.succeed("journalctl -b --grep 'Starting Import lastlog data into lastlog2 database'")
+      machine.succeed("stat /var/log/lastlog.migrated")
+
+    with subtest("Test lastlog entries are created by logins"):
+      machine.wait_for_unit("multi-user.target")
+      machine.succeed("run0 --pty true") # perform full login
+      print(machine.succeed("lastlog2 --active --user root"))
+      machine.succeed("stat /var/lib/lastlog/lastlog2.db")
   '';
 }