anaconda/anaconda-40.22.3.13/dracut/fetch-updates-disk
2024-11-14 21:39:56 -08:00

33 lines
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Bash
Executable file

#!/bin/bash
# fetch-updates-disk - fetch updates from a block device
command -v getarg >/dev/null || . /lib/dracut-lib.sh
command -v unpack_updates_img >/dev/null || . /lib/anaconda-lib.sh
dev="$1"
path="${2:-/updates.img}"
[ -d "$path" ] && path=$path/updates.img
[ -b "$dev" ] || exit 1
info "anaconda: fetching updates from $dev:$path"
mnt="$(find_mount "$dev")"
if [ -n "$mnt" ]; then
cp "$mnt$path" /tmp/updates.img
else
tmpmnt="$(mkuniqdir /run/install tmpmnt)"
if mount -o ro "$dev" "$tmpmnt"; then
cp "$tmpmnt$path" /tmp/updates.img
umount "$tmpmnt"
fi
rmdir "$tmpmnt"
fi
if [ -f /tmp/updates.img ]; then
unpack_updates_img /tmp/updates.img /updates
rm /tmp/updates.img
echo "$dev:$path" >> /tmp/liveupdates.done
else
warn "anaconda: failed to get updates from $dev:$path"
fi