grub2/grub2-btrfs-05-grub2-mkconfig.patch

137 lines
4.4 KiB
Diff

---
util/grub-mkconfig.in | 3 ++-
util/grub-mkconfig_lib.in | 4 ++++
util/grub.d/00_header.in | 23 ++++++++++++++++++++++-
util/grub.d/10_linux.in | 11 ++++++++++-
util/grub.d/20_linux_xen.in | 4 ++++
5 files changed, 42 insertions(+), 3 deletions(-)
Index: grub-2.02~beta2/util/grub-mkconfig_lib.in
===================================================================
--- grub-2.02~beta2.orig/util/grub-mkconfig_lib.in
+++ grub-2.02~beta2/util/grub-mkconfig_lib.in
@@ -49,7 +49,11 @@ grub_warn ()
make_system_path_relative_to_its_root ()
{
+ if [ "x${SUSE_BTRFS_SNAPSHOT_BOOTING}" = "xtrue" ] ; then
+ "${grub_mkrelpath}" -r "$1"
+ else
"${grub_mkrelpath}" "$1"
+ fi
}
is_path_readable_by_grub ()
Index: grub-2.02~beta2/util/grub.d/00_header.in
===================================================================
--- grub-2.02~beta2.orig/util/grub.d/00_header.in
+++ grub-2.02~beta2/util/grub.d/00_header.in
@@ -27,6 +27,14 @@ export TEXTDOMAINDIR="@localedir@"
. "$pkgdatadir/grub-mkconfig_lib"
+if [ "x${SUSE_BTRFS_SNAPSHOT_BOOTING}" = "xtrue" ] &&
+ [ "x${GRUB_FS}" = "xbtrfs" ] ; then
+ cat <<EOF
+set btrfs_relative_path="y"
+export btrfs_relative_path
+EOF
+fi
+
# Do this as early as possible, since other commands might depend on it.
# (e.g. the `loadfont' command might need lvm or raid modules)
for i in ${GRUB_PRELOAD_MODULES} ; do
@@ -43,7 +51,9 @@ if [ "x${GRUB_DEFAULT_BUTTON}" = "xsaved
if [ "x${GRUB_TIMEOUT_BUTTON}" = "x" ] ; then GRUB_TIMEOUT_BUTTON="$GRUB_TIMEOUT" ; fi
cat << EOF
-if [ -s \$prefix/grubenv ]; then
+if [ -f \${config_directory}/grubenv ]; then
+ load_env -f \${config_directory}/grubenv
+elif [ -s \$prefix/grubenv ]; then
load_env
fi
@@ -367,3 +377,15 @@ fi
if [ "x${GRUB_BADRAM}" != "x" ] ; then
echo "badram ${GRUB_BADRAM}"
fi
+
+if [ "x${SUSE_BTRFS_SNAPSHOT_BOOTING}" = "xtrue" ] &&
+ [ "x${GRUB_FS}" = "xbtrfs" ] ; then
+ # Note: No $snapshot_num on *read-only* rollback! (bsc#901487)
+ cat <<EOF
+if [ -n "\$extra_cmdline" ]; then
+ submenu "Bootable snapshot #\$snapshot_num" {
+ menuentry "If OK, run 'snapper rollback' and reboot." { true; }
+ }
+fi
+EOF
+fi
Index: grub-2.02~beta2/util/grub-mkconfig.in
===================================================================
--- grub-2.02~beta2.orig/util/grub-mkconfig.in
+++ grub-2.02~beta2/util/grub-mkconfig.in
@@ -262,7 +262,8 @@ export GRUB_DEFAULT \
GRUB_OS_PROBER_SKIP_LIST \
GRUB_DISABLE_SUBMENU \
GRUB_CMDLINE_LINUX_RECOVERY \
- GRUB_USE_LINUXEFI
+ GRUB_USE_LINUXEFI \
+ SUSE_BTRFS_SNAPSHOT_BOOTING
if test "x${grub_cfg}" != "x"; then
rm -f "${grub_cfg}.new"
Index: grub-2.02~beta2/util/grub.d/10_linux.in
===================================================================
--- grub-2.02~beta2.orig/util/grub.d/10_linux.in
+++ grub-2.02~beta2/util/grub.d/10_linux.in
@@ -57,10 +57,14 @@ fi
case x"$GRUB_FS" in
xbtrfs)
+ if [ "x${SUSE_BTRFS_SNAPSHOT_BOOTING}" = "xtrue" ]; then
+ GRUB_CMDLINE_LINUX="${GRUB_CMDLINE_LINUX} \${extra_cmdline}"
+ else
rootsubvol="`make_system_path_relative_to_its_root /`"
rootsubvol="${rootsubvol#/}"
if [ "x${rootsubvol}" != x ]; then
GRUB_CMDLINE_LINUX="rootflags=subvol=${rootsubvol} ${GRUB_CMDLINE_LINUX}"
+ fi
fi;;
xzfs)
rpool=`${grub_probe} --device ${GRUB_DEVICE} --target=fs_label 2>/dev/null || true`
@@ -236,7 +240,12 @@ while [ "x$list" != "x" ] ; do
if [ $PLATFORM != "emu" ]; then
hotkey=0
else
- rel_dirname=$dirname
+ if [ "x${SUSE_BTRFS_SNAPSHOT_BOOTING}" = "xtrue" ] &&
+ [ "x${GRUB_FS}" = "xbtrfs" ] ; then
+ rel_dirname="\${btrfs_subvol}$dirname"
+ else
+ rel_dirname="$dirname"
+ fi
fi
version=`echo $basename | sed -e "s,^[^0-9]*-,,g"`
alt_version=`echo $version | sed -e "s,\.old$,,g"`
Index: grub-2.02~beta2/util/grub.d/20_linux_xen.in
===================================================================
--- grub-2.02~beta2.orig/util/grub.d/20_linux_xen.in
+++ grub-2.02~beta2/util/grub.d/20_linux_xen.in
@@ -71,10 +71,14 @@ fi
case x"$GRUB_FS" in
xbtrfs)
+ if [ "x${SUSE_BTRFS_SNAPSHOT_BOOTING}" = "xtrue" ]; then
+ GRUB_CMDLINE_LINUX="${GRUB_CMDLINE_LINUX} \${extra_cmdline}"
+ else
rootsubvol="`make_system_path_relative_to_its_root /`"
rootsubvol="${rootsubvol#/}"
if [ "x${rootsubvol}" != x ]; then
GRUB_CMDLINE_LINUX="rootflags=subvol=${rootsubvol} ${GRUB_CMDLINE_LINUX}"
+ fi
fi;;
xzfs)
rpool=`${grub_probe} --device ${GRUB_DEVICE} --target=fs_label 2>/dev/null || true`