qa_test_klp: Add support for transactional systems

Use the install_package() helper function instead of direct zypper_call().

tests/kernel/qa_test_klp.pm

@@ -17,30 +17,36 @@ use serial_terminal 'select_serial_terminal';
 use utils;
 use registration;
 use version_utils 'is_sle';
+use transactional;
+use package_utils;
 
 sub run {
     if (get_var('AZURE')) {
         record_info("Azure don't have kGraft/LP infrastructure");
         return;
     }
 
-    if (script_run('[ -d /lib/modules/$(uname -r)/build ]') != 0) {
-        if (check_var('SLE_PRODUCT', 'slert')) {
-            zypper_call('in -l kernel-devel-rt');
-        }
-        else {
-            zypper_call('in -l kernel-devel');
-        }
-    }
-
     my $git_repo = get_required_var('QA_TEST_KLP_REPO');
     my $dir = basename($git_repo);
     $dir =~ s/\.git$//;
 
     (is_sle(">12-sp1") || !is_sle) ? select_serial_terminal() : select_console('root-console');
 
     add_suseconnect_product("sle-sdk") if (is_sle('<12-SP5'));
-    zypper_call('in -l autoconf automake gcc git make');
+    install_package('autoconf automake gcc git make');
+
+    if (script_run('[ -d /lib/modules/$(uname -r)/build ]') != 0) {
+        my $devel_pack = 'kernel-devel';
+
+        if (check_var('SLE_PRODUCT', 'slert')) {
+            $devel_pack = 'kernel-devel-rt';
+        }
+
+        # Force recommended packages to pull in kernel-default-devel, etc.
+        install_package("--recommends $devel_pack", trup_continue => 1);
+    }
+
+    reboot_on_changes;
 
     assert_script_run('git config --global http.sslVerify false');
     assert_script_run('git clone ' . $git_repo);