From: Masayoshi Mizuma <m.miz...@jp.fujitsu.com>

Cleanup get_grub_index().

Link: http://lkml.kernel.org/r/20190509213647.6276-3-msys.miz...@gmail.com

Signed-off-by: Masayoshi Mizuma <m.miz...@jp.fujitsu.com>
Signed-off-by: Steven Rostedt (VMware) <rost...@goodmis.org>
---
 tools/testing/ktest/ktest.pl | 50 ++++++++++++------------------------
 1 file changed, 17 insertions(+), 33 deletions(-)

diff --git a/tools/testing/ktest/ktest.pl b/tools/testing/ktest/ktest.pl
index 43868ee07e17..ff43f8336da1 100755
--- a/tools/testing/ktest/ktest.pl
+++ b/tools/testing/ktest/ktest.pl
@@ -1946,46 +1946,30 @@ sub get_grub2_index {
 
 sub get_grub_index {
 
-    if ($reboot_type eq "grub2") {
-       get_grub2_index;
-       return;
-    }
+    my $command;
+    my $target;
+    my $skip;
+    my $grub_menu_qt;
 
-    if ($reboot_type ne "grub") {
+    if ($reboot_type !~ /^grub/) {
        return;
     }
-    return if (defined($grub_number) && defined($last_grub_menu) &&
-              $last_grub_menu eq $grub_menu && defined($last_machine) &&
-              $last_machine eq $machine);
-
-    doprint "Find grub menu ... ";
-    $grub_number = -1;
 
-    my $ssh_grub = $ssh_exec;
-    $ssh_grub =~ s,\$SSH_COMMAND,cat /boot/grub/menu.lst,g;
-
-    open(IN, "$ssh_grub |")
-       or dodie "unable to get menu.lst";
+    $grub_menu_qt = quotemeta($grub_menu);
 
-    my $found = 0;
-    my $grub_menu_qt = quotemeta($grub_menu);
-
-    while (<IN>) {
-       if (/^\s*title\s+$grub_menu_qt\s*$/) {
-           $grub_number++;
-           $found = 1;
-           last;
-       } elsif (/^\s*title\s/) {
-           $grub_number++;
-       }
+    if ($reboot_type eq "grub") {
+       $command = "cat /boot/grub/menu.lst";
+       $target = '^\s*title\s+' . $grub_menu_qt . '\s*$';
+       $skip = '^\s*title\s';
+    } elsif ($reboot_type eq "grub2") {
+       $command = "cat $grub_file";
+       $target = '^menuentry.*' . $grub_menu_qt;
+       $skip = '^menuentry\s|^submenu\s';
+    } else {
+       return;
     }
-    close(IN);
 
-    dodie "Could not find '$grub_menu' in /boot/grub/menu on $machine"
-       if (!$found);
-    doprint "$grub_number\n";
-    $last_grub_menu = $grub_menu;
-    $last_machine = $machine;
+    _get_grub_index($command, $target, $skip);
 }
 
 sub wait_for_input
-- 
2.20.1


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