29 lines
937 B
Plaintext
29 lines
937 B
Plaintext
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#! /bin/sh
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set -e
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SNAPSHOTS="/.snapshots"
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if [ "x${SUSE_BTRFS_SNAPSHOT_BOOTING}" = "xtrue" ] &&
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[ "x${GRUB_FS}" = "xbtrfs" ] &&
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[ -d "${SNAPSHOTS}" ]; then
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machine=`uname -m`
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case "x$machine" in
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xs390 | xs390x) : ;;
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*)
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SNAPSHOT_RID=`btrfs inspect-internal rootid ${SNAPSHOTS}`
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ROOT_RID=`btrfs inspect-internal rootid /`
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if [ -n "${SNAPSHOT_RID}" -a "${SNAPSHOT_RID}" != "${ROOT_RID}" ]; then
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SNAPSHOT_SUBVOL=`btrfs inspect-internal subvolid-resolve ${SNAPSHOT_RID} /`
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ROOT_SUBVOL=`btrfs inspect-internal subvolid-resolve ${ROOT_RID} /`
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INODE=`stat -c '%i' ${SNAPSHOTS}`
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if [ "x${INODE}" = "x256" -a "x${ROOT_SUBVOL}${SNAPSHOTS}" != "x${SNAPSHOT_SUBVOL}" ]; then
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echo "btrfs-mount-subvol (\$root) ${SNAPSHOTS} ${SNAPSHOT_SUBVOL}"
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fi
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fi
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;;
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esac
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cat <<EOF
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if [ -f "${SNAPSHOTS}/grub-snapshot.cfg" ]; then
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source "${SNAPSHOTS}/grub-snapshot.cfg"
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fi
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EOF
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fi
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