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qubes.ResizeDisk: handle dmroot being a symlink

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In non-template-based-VMs it can be just a symlink (depending on
initramfs version).
This commit is contained in:
Marek Marczykowski-Górecki 2017-10-02 19:42:00 +02:00
parent 6bf395022a
commit a59ac1b4f9
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GPG Key ID: 063938BA42CFA724
1 changed files with 10 additions and 8 deletions
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qubes-rpc/qubes.ResizeDisk
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@ -13,6 +13,7 @@ case $disk_name in
root) root)
# force some read to refresh device size # force some read to refresh device size
head /dev/xvda > /dev/null head /dev/xvda > /dev/null
if [ "$(stat -Lc %t /dev/mapper/dmroot)" != "ca" ]; then
new_size=$(cat /sys/block/xvda/size) new_size=$(cat /sys/block/xvda/size)
ro=$(/sys/block/xvda/ro) ro=$(/sys/block/xvda/ro)
if [ "$ro" -eq 1 ]; then if [ "$ro" -eq 1 ]; then
@ -22,6 +23,7 @@ case $disk_name in
fi fi
dmsetup load dmroot --table "$new_table" dmsetup load dmroot --table "$new_table"
dmsetup resume dmroot dmsetup resume dmroot
fi
resize2fs /dev/mapper/dmroot resize2fs /dev/mapper/dmroot
;; ;;
*) *)