[grub]: use UUID for root partition (#4443)

Signed-off-by: Guohan Lu <lguohan@gmail.com>
This commit is contained in:
lguohan 2020-04-18 21:14:05 -07:00 committed by Abhishek Dosi
parent 5839a01abd
commit 4c900dcd4c

View File

@ -583,19 +583,22 @@ EOF
$onie_root_dir/tools/bin/onie-boot-mode -q -o install
fi
# Add a menu entry for the DEMO OS
# Add a menu entry for the SONiC OS
# Note: assume that apparmor is supported in the kernel
demo_grub_entry="$demo_volume_revision_label"
if [ "$install_env" = "sonic" ]; then
old_sonic_menuentry=$(cat /host/grub/grub.cfg | sed "/$running_sonic_revision/,/}/!d")
demo_dev=$(echo $old_sonic_menuentry | sed -e "s/.*root\=\(.*\)rw.*/\1/")
grub_cfg_root=$(echo $old_sonic_menuentry | sed -e "s/.*root\=\(.*\)rw.*/\1/")
onie_menuentry=$(cat /host/grub/grub.cfg | sed "/menuentry ONIE/,/}/!d")
fi
if [ "$install_env" = "build" ]; then
elif [ "$install_env" = "build" ]; then
grub_cfg_root=%%SONIC_ROOT%%
else
else # install_env = "onie"
uuid=$(blkid "$demo_dev" | sed -ne 's/.* UUID=\"\([^"]*\)\".*/\1/p')
if [ -z "$uuid" ]; then
grub_cfg_root=$demo_dev
else
grub_cfg_root=UUID=$uuid
fi
fi
cat <<EOF >> $grub_cfg