From c9a432bec2f881055f976f268dadd4cf32545bdd Mon Sep 17 00:00:00 2001 From: Javier Martinez Canillas Date: Fri, 12 Mar 2021 23:26:15 +0100 Subject: [PATCH 196/196] Revert "templates: Disable the os-prober by default" This reverts commit e346414725a70e5c74ee87ca14e580c66f517666. --- docs/grub.texi | 18 ++++++++---------- util/grub.d/30_os-prober.in | 5 +---- 2 files changed, 9 insertions(+), 14 deletions(-) diff --git a/docs/grub.texi b/docs/grub.texi index cb5804fd6..d183575bc 100644 --- a/docs/grub.texi +++ b/docs/grub.texi @@ -1526,13 +1526,10 @@ boot sequence. If you have problems, set this option to @samp{text} and GRUB will tell Linux to boot in normal text mode. @item GRUB_DISABLE_OS_PROBER -The @command{grub-mkconfig} has a feature to use the external -@command{os-prober} program to discover other operating systems installed on -the same machine and generate appropriate menu entries for them. It is disabled -by default since automatic and silent execution of @command{os-prober}, and -creating boot entries based on that data, is a potential attack vector. Set -this option to @samp{false} to enable this feature in the -@command{grub-mkconfig} command. +Normally, @command{grub-mkconfig} will try to use the external +@command{os-prober} program, if installed, to discover other operating +systems installed on the same system and generate appropriate menu entries +for them. Set this option to @samp{true} to disable this. @item GRUB_OS_PROBER_SKIP_LIST List of space-separated FS UUIDs of filesystems to be ignored from os-prober @@ -1860,9 +1857,10 @@ than zero; otherwise 0. @section Multi-boot manual config Currently autogenerating config files for multi-boot environments depends on -os-prober and has several shortcomings. Due to that it is disabled by default. -It is advised to use the power of GRUB syntax and do it yourself. A possible -configuration is detailed here, feel free to adjust to your needs. +os-prober and has several shortcomings. While fixing it is scheduled for the +next release, meanwhile you can make use of the power of GRUB syntax and do it +yourself. A possible configuration is detailed here, feel free to adjust to your +needs. First create a separate GRUB partition, big enough to hold GRUB. Some of the following entries show how to load OS installer images from this same partition, diff --git a/util/grub.d/30_os-prober.in b/util/grub.d/30_os-prober.in index 7591edc58..3c9431cfc 100644 --- a/util/grub.d/30_os-prober.in +++ b/util/grub.d/30_os-prober.in @@ -26,8 +26,7 @@ export TEXTDOMAINDIR="@localedir@" . "$pkgdatadir/grub-mkconfig_lib" -if [ "x${GRUB_DISABLE_OS_PROBER}" = "xfalse" ]; then - gettext_printf "os-prober will not be executed to detect other bootable partitions.\nSystems on them will not be added to the GRUB boot configuration.\nCheck GRUB_DISABLE_OS_PROBER documentation entry.\n" +if [ "x${GRUB_DISABLE_OS_PROBER}" = "xtrue" ]; then exit 0 fi @@ -40,8 +39,6 @@ OSPROBED="`os-prober | tr ' ' '^' | paste -s -d ' '`" if [ -z "${OSPROBED}" ] ; then # empty os-prober output, nothing doing exit 0 -else - grub_warn "$(gettext_printf "os-prober was executed to detect other bootable partitions.\nIt's output will be used to detect bootable binaries on them and create new boot entries.")" fi osx_entry() { -- 2.29.3