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Removed untested unorganized code sample
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5 changed files with 0 additions and 1378 deletions
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@ -1,339 +0,0 @@
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#!/bin/bash
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# Global variables for restore directory
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restoreDir="/etc/restore"
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backupDir="${restoreDir}/data"
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# Function to create backup directory
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create_backup_dir() {
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echo "Creating backup directory at ${backupDir}..."
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mkdir -p "$backupDir"
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echo "Backup directory created."
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}
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# Function to backup a partition table
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backup_partition() {
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local device="$1"
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echo "Backing up partition table for $device..."
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sfdisk --dump "$device" > "${backupDir}/partition_table_$(basename "$device").backup"
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echo "Partition table backed up to ${backupDir}/partition_table_$(basename "$device").backup"
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}
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# Function to backup filesystem UUID
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backup_uuid() {
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local partition="$1"
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echo "Backing up UUID for $partition..."
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blkid "$partition" | awk '{print $2}' > "${backupDir}/uuid_$(basename "$partition").backup"
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echo "UUID backed up to ${backupDir}/uuid_$(basename "$partition").backup"
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}
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# Function to backup Btrfs subvolumes, excluding snapshots and nested subvolumes
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backup_btrfs_subvolumes() {
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local mount_point="$1"
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local subvol_path
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local subvol_name
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echo "Backing up Btrfs subvolumes from $mount_point to ${backupDir}..."
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mkdir -p "${backupDir}/btrfs_subvolumes"
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btrfs subvolume list -p "$mount_point" | while read -r line; do
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subvol_path=$(echo "$line" | awk '{print $NF}')
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subvol_name=$(basename "$subvol_path")
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# Skip snapshots and subvolumes under .snapshots
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if [[ "$subvol_path" == *.snapshots/* || "$subvol_path" == ".snapshots" ]]; then
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continue
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fi
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echo "Backing up subvolume $subvol_name"
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btrfs subvolume snapshot "$mount_point/$subvol_path" "${backupDir}/btrfs_subvolumes/$subvol_name"
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done
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echo "Btrfs subvolumes backed up to ${backupDir}/btrfs_subvolumes"
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}
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# Function to backup current mount points and options
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backup_mount_points() {
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echo "Backing up current mount points and options..."
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mount | grep "^/dev" > "${backupDir}/mount_points.backup"
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echo "Mount points backed up to ${backupDir}/mount_points.backup"
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}
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# Function to restore Btrfs subvolumes to /mnt/restore, excluding snapshots and nested subvolumes
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restore_btrfs_subvolumes() {
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local mount_point="$1"
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local subvol_snapshot
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local subvol_name
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echo "Restoring Btrfs subvolumes from ${backupDir}/btrfs_subvolumes to /mnt/restore/$mount_point..."
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mkdir -p "/mnt/restore$mount_point"
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for subvol_snapshot in "${backupDir}/btrfs_subvolumes"/*; do
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if [[ -d "$subvol_snapshot" ]]; then
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subvol_name=$(basename "$subvol_snapshot")
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# Restore subvolume to the mount point
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echo "Restoring subvolume $subvol_name"
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btrfs subvolume snapshot "$subvol_snapshot" "/mnt/restore$mount_point/$subvol_name"
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fi
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done
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echo "Btrfs subvolumes restored to /mnt/restore$mount_point"
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}
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# Function to restore mount points to /mnt/restore, supporting Btrfs subvolumes
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restore_mount_points() {
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local original_device
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local device
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local mount_point
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local mount_opts
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local subvol
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local fs_type
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if [[ -f "${backupDir}/mount_points.backup" ]]; then
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echo "Restoring mount points from ${backupDir}/mount_points.backup to /mnt/restore..."
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mkdir -p /mnt/restore
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while IFS= read -r line; do
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original_device=$(echo "$line" | awk '{print $1}')
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mount_point=$(echo "$line" | awk '{print $3}')
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mount_opts=$(echo "$line" | awk -F' ' '{for(i=4;i<=NF;i++){print $i}}' | tr -d '()')
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# Extract and remove subvol and subvolid from mount options
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subvol=$(echo "$mount_opts" | grep -oP 'subvol=\K[^,]*')
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mount_opts=$(echo "$mount_opts" | sed -e 's/subvol=[^,]*,//g' -e 's/subvolid=[^,]*,//g')
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# Rename device if specified
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device="$original_device"
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if [[ -n "${rename_map[$device]}" ]]; then
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device="${rename_map[$device]}"
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fi
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mkdir -p "/mnt/restore$mount_point"
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fs_type=$(blkid -o value -s TYPE "$device")
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if [[ "$fs_type" == "btrfs" ]]; then
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if [[ -n "$subvol" ]]; then
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echo "Mounting Btrfs subvolume $subvol on /mnt/restore$mount_point"
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mount -t btrfs -o subvol="$subvol,$mount_opts" "$device" "/mnt/restore$mount_point"
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else
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echo "Mounting Btrfs volume $device on /mnt/restore$mount_point"
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mount -t btrfs -o "$mount_opts" "$device" "/mnt/restore$mount_point"
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fi
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else
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echo "Mounting $device on /mnt/restore$mount_point with options $mount_opts"
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mount -o "$mount_opts" "$device" "/mnt/restore$mount_point"
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fi
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done < "${backupDir}/mount_points.backup"
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echo "Mount points restored to /mnt/restore."
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else
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echo "Backup file ${backupDir}/mount_points.backup not found."
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return 1
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fi
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}
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# Function to restore a partition table with optional device renaming
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restore_partition() {
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local device="$1"
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local original_device="$device"
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local backup_file
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local temp_file
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# Check if the device should be renamed
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if [[ -n "${rename_map[$device]}" ]]; then
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echo "Renaming device $device to ${rename_map[$device]}"
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device="${rename_map[$device]}"
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fi
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backup_file="${backupDir}/partition_table_$(basename "$original_device").backup"
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if [[ ! -f "$backup_file" ]]; then
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echo "Backup file $backup_file not found."
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return 1
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fi
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# Create a temporary file for the modified backup
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temp_file=$(mktemp)
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trap 'rm -f "$temp_file"' EXIT
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# Modify the backup file to use the new device name
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sed "s|$original_device|$device|g" "$backup_file" > "$temp_file"
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echo "Restoring partition table for $device..."
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sfdisk "$device" < "$temp_file"
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echo "Partition table restored from $temp_file"
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}
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# Function to restore filesystem UUID with optional device renaming
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restore_uuid() {
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local partition="$1"
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local original_partition="$partition"
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local uuid
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# Check if the partition should be renamed
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if [[ -n "${rename_map[$partition]}" ]]; then
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partition="${rename_map[$partition]}"
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fi
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if [[ -f "${backupDir}/uuid_$(basename "$original_partition").backup" ]]; then
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uuid=$(cut -d'=' -f2 < "${backupDir}/uuid_$(basename "$original_partition").backup" | tr -d '"')
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echo "Restoring UUID $uuid to $partition..."
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case "$(blkid -o value -s TYPE "$partition")" in
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ext4)
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tune2fs -U "$uuid" "$partition"
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;;
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xfs)
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xfs_admin -U "$uuid" "$partition"
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;;
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btrfs)
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btrfstune -u "$uuid" "$partition"
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;;
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*)
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echo "Unsupported filesystem type."
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return 1
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;;
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esac
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echo "UUID restored."
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else
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echo "Backup file ${backupDir}/uuid_$(basename "$original_partition").backup not found."
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return 1
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fi
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}
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# Function to handle all backup operations
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backup_all_partitions() {
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echo "Backing up all partitions..."
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backup_mount_points
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while IFS= read -r line; do
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local device
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device=$(echo "$line" | awk '{print $1}')
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backup_partition "$device"
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backup_uuid "$device"
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done < "${backupDir}/mount_points.backup"
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backup_btrfs_subvolumes "/mnt"
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}
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# Function to restore all partitions and filesystems from backup files
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restore_all() {
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echo "Restoring all partitions and filesystems from backup..."
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# Restore partition tables
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while IFS= read -r line; do
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local device
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device=$(echo "$line" | awk '{print $1}')
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# Rename device if specified
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if [[ -n "${rename_map[$device]}" ]]; then
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device="${rename_map[$device]}"
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fi
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restore_partition "$device"
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done < "${backupDir}/mount_points.backup"
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if [[ "$restore_uuid" == true ]]; then
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while IFS= read -r line; do
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local partition
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partition=$(echo "$line" | awk '{print $1}')
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# Rename partition if specified
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if [[ -n "${rename_map[$partition]}" ]]; then
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partition="${rename_map[$partition]}"
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fi
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restore_uuid "$partition"
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done < "${backupDir}/mount_points.backup"
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fi
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restore_btrfs_subvolumes "/mnt/restore"
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}
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# Main function to handle command-line arguments and invoke appropriate functions
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main() {
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local exclude_opts=()
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local exclude_file
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local rename_map=()
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local restore_uuid=true
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case "$1" in
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backup)
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shift
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while [[ "$#" -gt 0 ]]; do
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case "$1" in
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--exclude)
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shift
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exclude_opts+=("$1")
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shift
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;;
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--exclude-file)
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shift
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exclude_file="$1"
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if [[ -f "$exclude_file" ]]; then
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while IFS= read -r line; do
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exclude_opts+=("$line")
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done < "$exclude_file"
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else
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echo "Exclude file $exclude_file does not exist."
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exit 1
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fi
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shift
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;;
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*)
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echo "Usage: $0 backup [--exclude <pattern>]... [--exclude-file <file>]"
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exit 1
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;;
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esac
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done
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create_backup_dir
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backup_all_partitions
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;;
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restore)
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shift
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while [[ "$#" -gt 0 ]]; do
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case "$1" in
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--no-uuid)
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restore_uuid=false
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shift
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;;
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--exclude)
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shift
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exclude_opts+=("$1")
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shift
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;;
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--exclude-file)
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shift
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exclude_file="$1"
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if [[ -f "$exclude_file" ]]; then
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while IFS= read -r line; do
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exclude_opts+=("$line")
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done < "$exclude_file"
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else
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echo "Exclude file $exclude_file does not exist."
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exit 1
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fi
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shift
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;;
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--rename)
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shift
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local old_device="$1"
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shift
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local new_device="$1"
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rename_map["$old_device"]="$new_device"
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shift
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;;
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*)
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echo "Usage: $0 restore [--no-uuid] [--exclude <pattern>]... [--exclude-file <file>] [--rename <old_device> <new_device>]"
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exit 1
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;;
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esac
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done
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restore_all
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;;
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*)
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echo "Usage: $0 {backup|restore} [options]"
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exit 1
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;;
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esac
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}
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# Call the main function with all arguments
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main "$@"
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@ -1,388 +0,0 @@
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#!/bin/bash
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# Global variables for restore directory
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restoreDir="/etc/restore"
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backupDir="${restoreDir}/data"
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# Internal Variables used globally
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declare -a exclude_opts
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declare -A rename_map
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declare restore_uuid=true
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# Function to create backup directory
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create_backup_dir() {
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echo "Creating backup directory at ${backupDir}..."
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mkdir -p "$backupDir"
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echo "Backup directory created."
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}
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# Function to backup a partition table
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backup_partition() {
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local device="$1"
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echo "Backing up partition table for $device..."
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sfdisk --dump "$device" > "${backupDir}/partition_table_$(basename "$device").backup"
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echo "Partition table backed up to ${backupDir}/partition_table_$(basename "$device").backup"
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}
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# Function to backup filesystem UUID
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backup_uuid() {
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local partition="$1"
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echo "Backing up UUID for $partition..."
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blkid "$partition" | awk '{print $2}' > "${backupDir}/uuid_$(basename "$partition").backup"
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echo "UUID backed up to ${backupDir}/uuid_$(basename "$partition").backup"
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}
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# Function to backup Btrfs subvolumes, excluding snapshots and nested subvolumes
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backup_btrfs_subvolumes() {
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local mount_point="$1"
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local subvol_path
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local subvol_name
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echo "Backing up Btrfs subvolumes from $mount_point to ${backupDir}..."
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mkdir -p "${backupDir}/btrfs_subvolumes"
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btrfs subvolume list -p "$mount_point" | while read -r line; do
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subvol_path=$(echo "$line" | awk '{print $NF}')
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subvol_name=$(basename "$subvol_path")
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# Skip snapshots and subvolumes under .snapshots
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if [[ "$subvol_path" == *.snapshots/* || "$subvol_path" == ".snapshots" ]]; then
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continue
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fi
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echo "Backing up subvolume $subvol_name"
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btrfs subvolume snapshot "$mount_point/$subvol_path" "${backupDir}/btrfs_subvolumes/$subvol_name"
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done
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echo "Btrfs subvolumes backed up to ${backupDir}/btrfs_subvolumes"
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}
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# Function to backup current mount points and options
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backup_mount_points() {
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local line
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local device
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echo "Backing up current mount points and options..."
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while IFS= read -r line; do
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device=$(echo "$line" | awk '{print $1}')
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# Skip excluded devices
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if is_excluded "$device"; then
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echo "Skipping excluded device $device"
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continue
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fi
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backup_partition "$device"
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backup_uuid "$device"
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done < <(mount | grep "^/dev")
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#mount | grep "^/dev" > "${backupDir}/mount_points.backup"
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echo "Mount points backed up to ${backupDir}/mount_points.backup"
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}
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# Function to restore Btrfs subvolumes to /mnt/restore, excluding snapshots and nested subvolumes
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restore_btrfs_subvolumes() {
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local mount_point="$1"
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local subvol_snapshot
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local subvol_name
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echo "Restoring Btrfs subvolumes from ${backupDir}/btrfs_subvolumes to /mnt/restore/$mount_point..."
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mkdir -p "/mnt/restore$mount_point"
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for subvol_snapshot in "${backupDir}/btrfs_subvolumes"/*; do
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if [[ -d "$subvol_snapshot" ]]; then
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subvol_name=$(basename "$subvol_snapshot")
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# Restore subvolume to the mount point
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echo "Restoring subvolume $subvol_name"
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btrfs subvolume snapshot "$subvol_snapshot" "/mnt/restore$mount_point/$subvol_name"
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fi
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done
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echo "Btrfs subvolumes restored to /mnt/restore$mount_point"
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}
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# Function to restore mount points to /mnt/restore, supporting Btrfs subvolumes
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restore_mount_points() {
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local original_device
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local device
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local mount_point
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local mount_opts
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local subvol
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local fs_type
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if [[ -f "${backupDir}/mount_points.backup" ]]; then
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echo "Restoring mount points from ${backupDir}/mount_points.backup to /mnt/restore..."
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mkdir -p /mnt/restore
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while IFS= read -r line; do
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original_device=$(echo "$line" | awk '{print $1}')
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mount_point=$(echo "$line" | awk '{print $3}')
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mount_opts=$(echo "$line" | awk -F' ' '{for(i=4;i<=NF;i++){print $i}}' | tr -d '()')
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# Extract and remove subvol and subvolid from mount options
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subvol=$(echo "$mount_opts" | grep -oP 'subvol=\K[^,]*')
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mount_opts=$(echo "$mount_opts" | sed -e 's/subvol=[^,]*,//g' -e 's/subvolid=[^,]*,//g')
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# Rename device if specified
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device="$original_device"
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if [[ -n "${rename_map[$device]}" ]]; then
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device="${rename_map[$device]}"
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fi
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mkdir -p "/mnt/restore$mount_point"
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fs_type=$(blkid -o value -s TYPE "$device")
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if [[ "$fs_type" == "btrfs" ]]; then
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if [[ -n "$subvol" ]]; then
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echo "Mounting Btrfs subvolume $subvol on /mnt/restore$mount_point"
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mount -t btrfs -o subvol="$subvol,$mount_opts" "$device" "/mnt/restore$mount_point"
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else
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echo "Mounting Btrfs volume $device on /mnt/restore$mount_point"
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mount -t btrfs -o "$mount_opts" "$device" "/mnt/restore$mount_point"
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fi
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else
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||||
echo "Mounting $device on /mnt/restore$mount_point with options $mount_opts"
|
||||
mount -o "$mount_opts" "$device" "/mnt/restore$mount_point"
|
||||
fi
|
||||
done < "${backupDir}/mount_points.backup"
|
||||
echo "Mount points restored to /mnt/restore."
|
||||
else
|
||||
echo "Backup file ${backupDir}/mount_points.backup not found."
|
||||
return 1
|
||||
fi
|
||||
}
|
||||
|
||||
# Function to restore a partition table with optional device renaming
|
||||
restore_partition() {
|
||||
local device="$1"
|
||||
local original_device="$device"
|
||||
local backup_file
|
||||
local temp_file
|
||||
|
||||
# Check if the device should be renamed
|
||||
if [[ -n "${rename_map[$device]}" ]]; then
|
||||
echo "Renaming device $device to ${rename_map[$device]}"
|
||||
device="${rename_map[$device]}"
|
||||
fi
|
||||
|
||||
backup_file="${backupDir}/partition_table_$(basename "$original_device").backup"
|
||||
if [[ ! -f "$backup_file" ]]; then
|
||||
echo "Backup file $backup_file not found."
|
||||
return 1
|
||||
fi
|
||||
|
||||
# Create a temporary file for the modified backup
|
||||
temp_file=$(mktemp)
|
||||
trap 'rm -f "$temp_file"' EXIT
|
||||
|
||||
# Modify the backup file to use the new device name
|
||||
sed "s|$original_device|$device|g" "$backup_file" > "$temp_file"
|
||||
|
||||
echo "Restoring partition table for $device..."
|
||||
sfdisk "$device" < "$temp_file"
|
||||
echo "Partition table restored from $temp_file"
|
||||
}
|
||||
|
||||
# Function to restore filesystem UUID with optional device renaming
|
||||
restore_uuid() {
|
||||
local partition="$1"
|
||||
local original_partition="$partition"
|
||||
local uuid
|
||||
|
||||
# Check if the partition should be renamed
|
||||
if [[ -n "${rename_map[$partition]}" ]]; then
|
||||
partition="${rename_map[$partition]}"
|
||||
fi
|
||||
|
||||
if [[ -f "${backupDir}/uuid_$(basename "$original_partition").backup" ]]; then
|
||||
uuid=$(cut -d'=' -f2 < "${backupDir}/uuid_$(basename "$original_partition").backup" | tr -d '"')
|
||||
echo "Restoring UUID $uuid to $partition..."
|
||||
|
||||
case "$(blkid -o value -s TYPE "$partition")" in
|
||||
ext4)
|
||||
tune2fs -U "$uuid" "$partition"
|
||||
;;
|
||||
xfs)
|
||||
xfs_admin -U "$uuid" "$partition"
|
||||
;;
|
||||
btrfs)
|
||||
btrfstune -u "$uuid" "$partition"
|
||||
;;
|
||||
*)
|
||||
echo "Unsupported filesystem type."
|
||||
return 1
|
||||
;;
|
||||
esac
|
||||
|
||||
echo "UUID restored."
|
||||
else
|
||||
echo "Backup file ${backupDir}/uuid_$(basename "$original_partition").backup not found."
|
||||
return 1
|
||||
fi
|
||||
}
|
||||
|
||||
# Function to handle exclusion list with wildcard and reverse matching
|
||||
is_excluded() {
|
||||
local pattern="$1"
|
||||
local device="$2"
|
||||
|
||||
for exclude in "${exclude_opts[@]}"; do
|
||||
if [[ "$exclude" == !* ]]; then
|
||||
pattern="${exclude#!}"
|
||||
if [[ "$device" == $pattern ]]; then
|
||||
return 1
|
||||
fi
|
||||
else
|
||||
pattern="$exclude"
|
||||
if [[ "$device" == $pattern ]]; then
|
||||
return 0
|
||||
fi
|
||||
fi
|
||||
done
|
||||
|
||||
return 1
|
||||
}
|
||||
|
||||
|
||||
# Function to handle all backup operations
|
||||
backup_all_partitions() {
|
||||
local device
|
||||
local mount_point
|
||||
local fs_type
|
||||
|
||||
echo "Backing up all partitions..."
|
||||
backup_mount_points
|
||||
|
||||
while IFS= read -r line; do
|
||||
local device
|
||||
device=$(echo "$line" | awk '{print $1}')
|
||||
mount_point=$(echo "$line" | awk '{print $3}')
|
||||
fs_type=$(echo "$line" | awk '{print $5}')
|
||||
# Skip excluded devices
|
||||
if is_excluded "$device"; then
|
||||
echo "Skipping excluded device $device"
|
||||
continue
|
||||
fi
|
||||
backup_partition "$device"
|
||||
backup_uuid "$device"
|
||||
done < "${backupDir}/mount_points.backup"
|
||||
|
||||
backup_btrfs_subvolumes "/mnt"
|
||||
}
|
||||
|
||||
# Function to restore all partitions and filesystems from backup files
|
||||
restore_all() {
|
||||
echo "Restoring all partitions and filesystems from backup..."
|
||||
|
||||
# Restore partition tables
|
||||
while IFS= read -r line; do
|
||||
local device
|
||||
device=$(echo "$line" | awk '{print $1}')
|
||||
# Rename device if specified
|
||||
if [[ -n "${rename_map[$device]}" ]]; then
|
||||
device="${rename_map[$device]}"
|
||||
fi
|
||||
restore_partition "$device"
|
||||
done < "${backupDir}/mount_points.backup"
|
||||
|
||||
if [[ "$restore_uuid" == true ]]; then
|
||||
while IFS= read -r line; do
|
||||
local partition
|
||||
partition=$(echo "$line" | awk '{print $1}')
|
||||
# Rename partition if specified
|
||||
if [[ -n "${rename_map[$partition]}" ]]; then
|
||||
partition="${rename_map[$partition]}"
|
||||
fi
|
||||
restore_uuid "$partition"
|
||||
done < "${backupDir}/mount_points.backup"
|
||||
fi
|
||||
|
||||
restore_btrfs_subvolumes "/mnt/restore"
|
||||
}
|
||||
|
||||
# Main function to handle command-line arguments and invoke appropriate functions
|
||||
main() {
|
||||
local exclude_file
|
||||
|
||||
case "$1" in
|
||||
backup)
|
||||
shift
|
||||
while [[ "$#" -gt 0 ]]; do
|
||||
case "$1" in
|
||||
--exclude)
|
||||
shift
|
||||
exclude_opts+=("$1")
|
||||
shift
|
||||
;;
|
||||
--exclude-file)
|
||||
shift
|
||||
exclude_file="$1"
|
||||
if [[ -f "$exclude_file" ]]; then
|
||||
while IFS= read -r line; do
|
||||
exclude_opts+=("$line")
|
||||
done < "$exclude_file"
|
||||
else
|
||||
echo "Exclude file $exclude_file does not exist."
|
||||
exit 1
|
||||
fi
|
||||
shift
|
||||
;;
|
||||
*)
|
||||
echo "Usage: $0 backup [--exclude <pattern>]... [--exclude-file <file>]"
|
||||
exit 1
|
||||
;;
|
||||
esac
|
||||
done
|
||||
|
||||
create_backup_dir
|
||||
backup_all_partitions
|
||||
;;
|
||||
|
||||
restore)
|
||||
shift
|
||||
while [[ "$#" -gt 0 ]]; do
|
||||
case "$1" in
|
||||
--no-uuid)
|
||||
restore_uuid=false
|
||||
shift
|
||||
;;
|
||||
--exclude)
|
||||
shift
|
||||
exclude_opts+=("$1")
|
||||
shift
|
||||
;;
|
||||
--exclude-file)
|
||||
shift
|
||||
exclude_file="$1"
|
||||
if [[ -f "$exclude_file" ]]; then
|
||||
while IFS= read -r line; do
|
||||
exclude_opts+=("$line")
|
||||
done < "$exclude_file"
|
||||
else
|
||||
echo "Exclude file $exclude_file does not exist."
|
||||
exit 1
|
||||
fi
|
||||
shift
|
||||
;;
|
||||
--rename)
|
||||
shift
|
||||
local old_device="$1"
|
||||
shift
|
||||
local new_device="$1"
|
||||
rename_map["$old_device"]="$new_device"
|
||||
shift
|
||||
;;
|
||||
*)
|
||||
echo "Usage: $0 restore [--no-uuid] [--exclude <pattern>]... [--exclude-file <file>] [--rename <old_device> <new_device>]"
|
||||
exit 1
|
||||
;;
|
||||
esac
|
||||
done
|
||||
|
||||
restore_all
|
||||
;;
|
||||
|
||||
*)
|
||||
echo "Usage: $0 {backup|restore} [options]"
|
||||
exit 1
|
||||
;;
|
||||
esac
|
||||
}
|
||||
|
||||
# Call the main function with all arguments
|
||||
main "$@"
|
||||
|
|
@ -1,651 +0,0 @@
|
|||
#!/bin/bash
|
||||
|
||||
# Global variables for restore directory
|
||||
restoreDir="/etc/restore"
|
||||
backupDir="${restoreDir}/data"
|
||||
|
||||
# Internal Variables used globally
|
||||
declare -a exclude_opts
|
||||
declare -A rename_map
|
||||
declare -A btrfs_roots
|
||||
declare restore_uuid=true
|
||||
#declare dry_run=false
|
||||
|
||||
# Function to create backup directory
|
||||
create_backup_dir() {
|
||||
echo "Creating backup directory at ${backupDir}..."
|
||||
mkdir -p "$backupDir" || exit_fail 200 "FATAL: Failed to create '$backupDir'"
|
||||
echo "Backup directory created."
|
||||
}
|
||||
|
||||
# Function to show command-line help
|
||||
showHelp() {
|
||||
echo "Usage: $0 {backup|restore} [options]"
|
||||
echo
|
||||
echo "Options:"
|
||||
echo " --exclude <pattern> Exclude devices matching the pattern from backup or restore."
|
||||
echo " --exclude-file <file> Exclude devices listed in the specified file from backup or restore."
|
||||
echo " --rename <old> <new> Rename a device during the restore process."
|
||||
echo " --no-uuid Disable restoring of UUIDs during restore."
|
||||
echo " --help Show this help message and exit."
|
||||
echo
|
||||
echo "Commands:"
|
||||
echo " backup Perform backup of all partitions, UUIDs, and Btrfs subvolumes."
|
||||
echo " restore Restore all partitions, UUIDs, and Btrfs subvolumes from backup."
|
||||
echo
|
||||
echo "Examples:"
|
||||
echo " $0 backup --exclude /dev/sda1"
|
||||
echo " $0 restore --rename /dev/sda /dev/sdb"
|
||||
echo
|
||||
}
|
||||
|
||||
# Function to run commands based on dry-run mode
|
||||
#run_command() {
|
||||
# if [[ "$dry_run" == true ]]; then
|
||||
# echo "[DRY-RUN] $@"
|
||||
# else
|
||||
# "$@"
|
||||
# fi
|
||||
#}
|
||||
|
||||
echoerr() {
|
||||
echo "$*" 1>&2
|
||||
}
|
||||
|
||||
exit_fail() {
|
||||
local rc=$1
|
||||
shift
|
||||
|
||||
echoerr "$*"
|
||||
exit "$rc"
|
||||
}
|
||||
|
||||
get_base_device() {
|
||||
local partition=$1
|
||||
local devnode basenode
|
||||
|
||||
if [[ -b "$partition" ]]; then
|
||||
# Remove partition suffix (p2, 2, etc.) but keep the rest of the device name
|
||||
devnode=$(basename "$partition")
|
||||
if [[ -s "/sys/class/block/$devnode" ]]; then
|
||||
basenode=$(basename "$(readlink -f "/sys/class/block/$devnode/..")")
|
||||
echo "/dev/$basenode"
|
||||
else
|
||||
echo "$partition" | sed -E 's/(p[0-9]+|[0-9]+)$//'
|
||||
fi
|
||||
else
|
||||
return 1
|
||||
fi
|
||||
}
|
||||
|
||||
check_in_array() {
|
||||
local e match="$1"
|
||||
shift
|
||||
|
||||
for e; do
|
||||
[[ "$e" == "$match" ]] && return 0
|
||||
done
|
||||
|
||||
return 1
|
||||
}
|
||||
|
||||
# Function to backup a partition table
|
||||
backup_partition() {
|
||||
local device="$1"
|
||||
local rc=0
|
||||
|
||||
echo "Backing up partition table for $device..."
|
||||
sfdisk --dump "$device" > "${backupDir}/partitions_$(basename "$device").backup" || rc=$?
|
||||
echo "Partition table backed up to ${backupDir}/partitions_$(basename "$device").backup"
|
||||
|
||||
return "$rc"
|
||||
}
|
||||
|
||||
# Function to backup filesystem UUID
|
||||
backup_uuid() {
|
||||
local partition="$1"
|
||||
|
||||
echo "Backing up UUID for $partition..."
|
||||
blkid -o value -s UUID "$partition" > "${backupDir}/uuid_$(basename "$partition").backup"
|
||||
echo "UUID backed up to ${backupDir}/uuid_$(basename "$partition").backup"
|
||||
}
|
||||
|
||||
# Function to backup Btrfs subvolumes, excluding snapshots and nested subvolumes
|
||||
backup_btrfs_subvolumes() {
|
||||
local partition="$1"
|
||||
local mount_point="$2"
|
||||
local subvol_path
|
||||
#local parent_id
|
||||
local backup_file
|
||||
local results
|
||||
|
||||
echo "Backing up list of Btrfs subvolumes from $mount_point..."
|
||||
backup_file="${backupDir}/btrfs_$(basename "$partition").backup"
|
||||
mkdir -p "${backupDir}"
|
||||
|
||||
# Initialize results variable
|
||||
results=""
|
||||
|
||||
while read -r line; do
|
||||
subvol_path=$(echo "$line" | awk '{print $NF}')
|
||||
#parent_id=$(echo "$line" | awk '{print $6}')
|
||||
|
||||
# Skip subvolumes that do not have parent ID 5
|
||||
#if [[ "$parent_id" -ne 5 ]]; then
|
||||
# continue
|
||||
#fi
|
||||
|
||||
# Skip .snapshots and subvolumes under .snapshots
|
||||
if [[ "$subvol_path" == ".snapshots" || "$subvol_path" == .snapshots/* ]]; then
|
||||
continue
|
||||
fi
|
||||
|
||||
# Skip @snapshots and subvolumes under @snapshots
|
||||
if [[ "$subvol_path" == "@snapshots" || "$subvol_path" == @snapshots/* ]]; then
|
||||
continue
|
||||
fi
|
||||
|
||||
# Skip .veeam_snapshots
|
||||
if [[ "$subvol_path" == ".veeam_snapshots" || "$subvol_path" == .veeam_snapshots/* ]]; then
|
||||
continue
|
||||
fi
|
||||
|
||||
# Append valid subvolume path to results
|
||||
results+="$subvol_path"$'\n'
|
||||
done < <(btrfs subvolume list -p "$mount_point" | grep "parent 5")
|
||||
|
||||
# Write results to the backup file
|
||||
echo "$results" > "$backup_file"
|
||||
|
||||
echo "List of Btrfs subvolumes backed up to $backup_file"
|
||||
}
|
||||
|
||||
# Function to backup current mount points and options
|
||||
backup_mounts() {
|
||||
local line
|
||||
local device
|
||||
local mount_point
|
||||
local fs_type
|
||||
local results
|
||||
|
||||
# Initialize results variable
|
||||
results=""
|
||||
|
||||
echo "Backing up current mount points and options..."
|
||||
while IFS= read -r line; do
|
||||
if [[ -z "$line" ]]; then
|
||||
continue
|
||||
fi
|
||||
device=$(echo "$line" | awk '{print $1}')
|
||||
mount_point=$(echo "$line" | awk '{print $3}')
|
||||
fs_type=$(echo "$line" | awk '{print $5}')
|
||||
|
||||
# Skip excluded devices
|
||||
if is_excluded "$device"; then
|
||||
echo "Skipping excluded device $device"
|
||||
continue
|
||||
fi
|
||||
|
||||
if [[ -z "${btrfs_roots["$device"]}" ]]; then
|
||||
if [[ "$fs_type" == "btrfs" ]]; then
|
||||
# Keep track of initial unique btrfs mounts per device
|
||||
btrfs_roots["$device"]="$mount_point"
|
||||
fi
|
||||
|
||||
# Update backups accordingly for the rest
|
||||
#results+="$line"$'\n'
|
||||
#backup_partition "$device"
|
||||
#backup_uuid "$device"
|
||||
fi
|
||||
results+="$line"$'\n'
|
||||
done < <(mount | grep "^/dev")
|
||||
#mount | grep "^/dev" > "${backupDir}/mounts.backup"
|
||||
|
||||
# Write results to the backup file
|
||||
echo "$results" > "${backupDir}/mounts.backup"
|
||||
|
||||
echo "Mount points backed up to ${backupDir}/mounts.backup"
|
||||
}
|
||||
|
||||
# Function to restore mount points to /mnt/restore, supporting Btrfs subvolumes
|
||||
restore_mount_points() {
|
||||
local original_partition
|
||||
local partition
|
||||
local mount_point
|
||||
local mount_opts
|
||||
local subvol
|
||||
local fs_type
|
||||
|
||||
if [[ -f "${backupDir}/mounts.backup" ]]; then
|
||||
echo "Restoring mount points from ${backupDir}/mounts.backup to /mnt/restore..."
|
||||
mkdir -p /mnt/restore
|
||||
while IFS= read -r line; do
|
||||
original_partition=$(echo "$line" | awk '{print $1}')
|
||||
mount_point=$(echo "$line" | awk '{print $3}')
|
||||
mount_opts=$(echo "$line" | awk -F' ' '{for(i=4;i<=NF;i++){print $i}}' | tr -d '()')
|
||||
|
||||
# Extract and remove subvol and subvolid from mount options
|
||||
subvol=$(echo "$mount_opts" | grep -oP 'subvol=\K[^,]*')
|
||||
mount_opts=$(echo "$mount_opts" | sed -e 's/subvol=[^,]*,//g' -e 's/subvolid=[^,]*,//g')
|
||||
|
||||
# Rename partition if specified
|
||||
partition="$original_partition"
|
||||
if [[ -n "${rename_map[$partition]}" ]]; then
|
||||
partition="${rename_map[$partition]}"
|
||||
echo "Renaming '$original_partition' to '$partition'"
|
||||
fi
|
||||
|
||||
mkdir -p "/mnt/restore$mount_point"
|
||||
fs_type=$(blkid -o value -s TYPE "$partition")
|
||||
|
||||
if [[ "$fs_type" == "btrfs" ]]; then
|
||||
if [[ -n "$subvol" ]]; then
|
||||
echo "Mounting Btrfs subvolume $subvol on /mnt/restore$mount_point"
|
||||
mount -t btrfs -o subvol="$subvol,$mount_opts" "$partition" "/mnt/restore$mount_point"
|
||||
else
|
||||
echo "Mounting Btrfs volume $partition on /mnt/restore$mount_point"
|
||||
mount -t btrfs -o "$mount_opts" "$partition" "/mnt/restore$mount_point"
|
||||
fi
|
||||
else
|
||||
echo "Mounting $partition on /mnt/restore$mount_point with options $mount_opts"
|
||||
mount -o "$mount_opts" "$partition" "/mnt/restore$mount_point"
|
||||
fi
|
||||
done < "${backupDir}/mounts.backup"
|
||||
echo "Mount points restored to /mnt/restore."
|
||||
else
|
||||
echo "Backup file ${backupDir}/mounts.backup not found."
|
||||
return 1
|
||||
fi
|
||||
}
|
||||
|
||||
# Function to restore a partition table with optional device renaming
|
||||
restore_partition() {
|
||||
local device="$1"
|
||||
local original_device="$device"
|
||||
local backup_file
|
||||
local temp_file
|
||||
#local mount_point
|
||||
|
||||
# Check if the device should be renamed
|
||||
if [[ -n "${rename_map[$device]}" ]]; then
|
||||
echo "Renaming device $device to ${rename_map[$device]}"
|
||||
device="${rename_map[$device]}"
|
||||
fi
|
||||
|
||||
backup_file="${backupDir}/partitions_$(basename "$original_device").backup"
|
||||
if [[ ! -f "$backup_file" ]]; then
|
||||
echo "Backup file $backup_file not found."
|
||||
return 1
|
||||
fi
|
||||
|
||||
# Create a temporary file for the modified backup
|
||||
temp_file=$(mktemp)
|
||||
trap 'rm -f "$temp_file"' EXIT
|
||||
|
||||
# Modify the backup file to use the new device name
|
||||
sed "s|$original_device|$device|g" "$backup_file" > "$temp_file"
|
||||
|
||||
echo "Restoring partition table for $device..."
|
||||
sfdisk "$device" < "$temp_file"
|
||||
echo "Partition table restored from $backup_file"
|
||||
|
||||
# Check if the filesystem is Btrfs
|
||||
#if blkid -o value -s TYPE "$device" | grep -q "btrfs"; then
|
||||
# mount_point="/mnt/restore$(blkid -o value -s UUID "$device")"
|
||||
# mkdir -p "$mount_point"
|
||||
# mount -t btrfs "$device" "$mount_point"
|
||||
#
|
||||
# # Restore Btrfs subvolumes for the device
|
||||
# restore_btrfs_subvolumes "$device" "$mount_point"
|
||||
#
|
||||
# umount "$mount_point"
|
||||
# rmdir "$mount_point"
|
||||
#fi
|
||||
}
|
||||
|
||||
# Function to restore filesystem UUID with optional device renaming
|
||||
restore_uuid() {
|
||||
local partition="$1"
|
||||
local original_partition="$partition"
|
||||
local uuid
|
||||
|
||||
# Check if the partition should be renamed
|
||||
if [[ -n "${rename_map[$partition]}" ]]; then
|
||||
partition="${rename_map[$partition]}"
|
||||
fi
|
||||
|
||||
if [[ -f "${backupDir}/uuid_$(basename "$original_partition").backup" ]]; then
|
||||
uuid=$(<"${backupDir}/uuid_$(basename "$original_partition").backup")
|
||||
#uuid=$(cut -d'=' -f2 < "${backupDir}/uuid_$(basename "$original_partition").backup" | tr -d '"')
|
||||
echo "Restoring UUID $uuid to $partition..."
|
||||
|
||||
case "$(blkid -o value -s TYPE "$partition")" in
|
||||
ext2|ext3|ext4)
|
||||
tune2fs -U "$uuid" "$partition"
|
||||
;;
|
||||
xfs)
|
||||
xfs_admin -U "$uuid" "$partition"
|
||||
;;
|
||||
btrfs)
|
||||
btrfstune -u "$uuid" "$partition"
|
||||
;;
|
||||
*)
|
||||
echo "Unsupported filesystem type."
|
||||
return 1
|
||||
;;
|
||||
esac
|
||||
|
||||
echo "UUID restored."
|
||||
else
|
||||
echo "Backup file ${backupDir}/uuid_$(basename "$original_partition").backup not found."
|
||||
return 1
|
||||
fi
|
||||
}
|
||||
|
||||
# Function to restore Btrfs subvolumes from the backup list to the given mount point
|
||||
restore_btrfs_subvolumes() {
|
||||
local partition="$1"
|
||||
local original_partition="$partition"
|
||||
local mount_point
|
||||
local subvol_path
|
||||
local backup_file
|
||||
|
||||
# Check if the partition should be renamed
|
||||
if [[ -n "${rename_map[$partition]}" ]]; then
|
||||
partition="${rename_map[$partition]}"
|
||||
fi
|
||||
|
||||
backup_file="${backupDir}/btrfs_$(basename "$original_partition").backup"
|
||||
|
||||
echo "Restoring Btrfs subvolumes from $backup_file to $partition..."
|
||||
|
||||
if [[ ! -f "$backup_file" ]]; then
|
||||
echo "Backup file $backup_file not found."
|
||||
return 1
|
||||
fi
|
||||
|
||||
#mount_point="/mnt/restore_btrfs"
|
||||
mount_point="/mnt/restore_$(blkid -o value -s UUID "$partition")"
|
||||
mkdir -p "$mount_point" || exit_fail 200 "FATAL: Cannot mkdir '$mount_point'"
|
||||
mount -t btrfs "$partition" "$mount_point" || exit_fail 201 "FATAL: Cannot mount btrfs filesystem '$partition' to '$mount_point'"
|
||||
|
||||
while IFS= read -r subvol_path; do
|
||||
echo "Restoring subvolume $subvol_path"
|
||||
btrfs subvolume create "$mount_point/$subvol_path" || exit_fail 202 "FATAL: Cannot create subvolume '$subvol_path' on '$mount_point'"
|
||||
done < "$backup_file"
|
||||
|
||||
umount "$mount_point"
|
||||
rmdir "$mount_point"
|
||||
|
||||
echo "Btrfs subvolumes restored on $partition"
|
||||
}
|
||||
|
||||
# Format device/partition
|
||||
restore_format() {
|
||||
local partition="$1"
|
||||
local fs_type="$2"
|
||||
|
||||
if [[ ! -b "$partition" ]]; then
|
||||
echoerr "Partition '$partition' is not a block device, cannot format"
|
||||
return 1
|
||||
fi
|
||||
|
||||
case "$fs_type" in
|
||||
ext2|ext3|ext4)
|
||||
mkfs."$fs_type" "$partition"
|
||||
;;
|
||||
xfs)
|
||||
mkfs.xfs -f "$partition"
|
||||
;;
|
||||
btrfs)
|
||||
mkfs.btrfs -f "$partition"
|
||||
;;
|
||||
vfat)
|
||||
mkfs.vfat "$partition"
|
||||
;;
|
||||
*)
|
||||
echo "Unsupported filesystem type."
|
||||
return 1
|
||||
;;
|
||||
esac
|
||||
}
|
||||
|
||||
# Function to handle exclusion list with wildcard and reverse matching
|
||||
is_excluded() {
|
||||
#local pattern="$"
|
||||
local device="$1"
|
||||
|
||||
for exclude in "${exclude_opts[@]}"; do
|
||||
if [[ "$exclude" == !* ]]; then
|
||||
pattern="${exclude#!}"
|
||||
if [[ "$device" == $pattern ]]; then
|
||||
return 1
|
||||
fi
|
||||
else
|
||||
pattern="$exclude"
|
||||
if [[ "$device" == $pattern ]]; then
|
||||
return 0
|
||||
fi
|
||||
fi
|
||||
done
|
||||
|
||||
return 1
|
||||
}
|
||||
|
||||
|
||||
# Function to handle all backup operations
|
||||
backup_all() {
|
||||
local partition
|
||||
local base_device
|
||||
local mount_point
|
||||
local fs_type
|
||||
local -a device_nodes
|
||||
|
||||
echo "Backing up all partitions..."
|
||||
backup_mounts
|
||||
|
||||
while IFS= read -r line; do
|
||||
partition=$(echo "$line" | awk '{print $1}')
|
||||
mount_point=$(echo "$line" | awk '{print $3}')
|
||||
fs_type=$(echo "$line" | awk '{print $5}')
|
||||
if [[ -z "$line" || -z "$partition" || -z "$mount_point" || -z "$fs_type" ]]; then
|
||||
continue
|
||||
fi
|
||||
|
||||
# Skip excluded partition
|
||||
if is_excluded "$partition"; then
|
||||
echo "Skipping excluded device $partition"
|
||||
continue
|
||||
fi
|
||||
|
||||
if ! check_in_array "$partition" "${device_nodes[@]}"; then
|
||||
device_nodes+=("$partition")
|
||||
base_device=$(get_base_device "$partition")
|
||||
|
||||
if ! check_in_array "$base_device" "${device_nodes[@]}"; then
|
||||
device_nodes+=("$base_device")
|
||||
backup_partition "$base_device"
|
||||
fi
|
||||
|
||||
backup_uuid "$partition"
|
||||
|
||||
# If the filesystem type is Btrfs, back up its subvolumes
|
||||
if [[ "$fs_type" == "btrfs" ]]; then
|
||||
backup_btrfs_subvolumes "$partition" "$mount_point"
|
||||
fi
|
||||
fi
|
||||
done < "${backupDir}/mounts.backup"
|
||||
}
|
||||
|
||||
# Function to restore all partitions and filesystems from backup files
|
||||
restore_all() {
|
||||
local device
|
||||
local original_device="$device"
|
||||
local mount_point
|
||||
local fs_type
|
||||
local -a device_nodes
|
||||
#local partition
|
||||
|
||||
echo "Restoring all partitions and filesystems from backup..."
|
||||
|
||||
# Restore partition tables
|
||||
while IFS= read -r line; do
|
||||
device=$(echo "$line" | awk '{print $1}')
|
||||
mount_point=$(echo "$line" | awk '{print $3}')
|
||||
fs_type=$(echo "$line" | awk '{print $5}')
|
||||
if [[ -z "$line" || -z "$device" || -z "$mount_point" || -z "$fs_type" ]]; then
|
||||
continue
|
||||
fi
|
||||
|
||||
# Skip excluded partition
|
||||
if is_excluded "$device"; then
|
||||
echo "Skipping excluded device $device"
|
||||
continue
|
||||
fi
|
||||
|
||||
# Rename device if specified
|
||||
if [[ -n "${rename_map[$device]}" ]]; then
|
||||
device="${rename_map[$device]}"
|
||||
echo "Renaming device '$original_device' to '$device'"
|
||||
fi
|
||||
|
||||
if ! check_in_array "$device" "${device_nodes[@]}"; then
|
||||
device_nodes+=("$device")
|
||||
|
||||
restore_partition "$original_device"
|
||||
restore_format "$device" "$fs_type"
|
||||
|
||||
if [[ "$restore_uuid" == true ]]; then
|
||||
restore_uuid "$original_device"
|
||||
fi
|
||||
|
||||
if [[ "$fs_type" == "btrfs" ]]; then
|
||||
if [[ -z "${btrfs_roots["$device"]}" ]]; then
|
||||
# Keep track of initial unique btrfs mounts per device
|
||||
btrfs_roots["$device"]="$mount_point"
|
||||
restore_btrfs_subvolumes "$original_device"
|
||||
fi
|
||||
fi
|
||||
fi
|
||||
done < "${backupDir}/mounts.backup"
|
||||
|
||||
#if [[ "$restore_uuid" == true ]]; then
|
||||
# while IFS= read -r line; do
|
||||
# partition=$(echo "$line" | awk '{print $1}')
|
||||
# # Rename partition if specified
|
||||
# if [[ -n "${rename_map[$partition]}" ]]; then
|
||||
# partition="${rename_map[$partition]}"
|
||||
# fi
|
||||
# restore_uuid "$partition"
|
||||
# done < "${backupDir}/mounts.backup"
|
||||
#fi
|
||||
}
|
||||
|
||||
# Main function to handle command-line arguments and invoke appropriate functions
|
||||
main() {
|
||||
local exclude_file
|
||||
local old_device new_device
|
||||
|
||||
if [[ "$1" == "--help" ]]; then
|
||||
showHelp
|
||||
exit 0
|
||||
fi
|
||||
|
||||
case "$1" in
|
||||
backup)
|
||||
shift
|
||||
while [[ "$#" -gt 0 ]]; do
|
||||
case "$1" in
|
||||
--exclude)
|
||||
shift
|
||||
exclude_opts+=("$1")
|
||||
shift
|
||||
;;
|
||||
--exclude-file)
|
||||
shift
|
||||
exclude_file="$1"
|
||||
if [[ -f "$exclude_file" ]]; then
|
||||
while IFS= read -r line; do
|
||||
exclude_opts+=("$line")
|
||||
done < "$exclude_file"
|
||||
else
|
||||
echo "Exclude file $exclude_file does not exist."
|
||||
exit 1
|
||||
fi
|
||||
shift
|
||||
;;
|
||||
--help)
|
||||
showHelp
|
||||
exit 0
|
||||
;;
|
||||
*)
|
||||
echo "Invalid option: $1"
|
||||
echo "Use --help to display the help message."
|
||||
exit 1
|
||||
;;
|
||||
esac
|
||||
done
|
||||
|
||||
create_backup_dir
|
||||
backup_all
|
||||
;;
|
||||
|
||||
restore)
|
||||
shift
|
||||
while [[ "$#" -gt 0 ]]; do
|
||||
case "$1" in
|
||||
--no-uuid)
|
||||
restore_uuid=false
|
||||
shift
|
||||
;;
|
||||
--exclude)
|
||||
shift
|
||||
exclude_opts+=("$1")
|
||||
shift
|
||||
;;
|
||||
--exclude-file)
|
||||
shift
|
||||
exclude_file="$1"
|
||||
if [[ -f "$exclude_file" ]]; then
|
||||
while IFS= read -r line; do
|
||||
exclude_opts+=("$line")
|
||||
done < "$exclude_file"
|
||||
else
|
||||
echo "Exclude file $exclude_file does not exist."
|
||||
exit 1
|
||||
fi
|
||||
shift
|
||||
;;
|
||||
--rename)
|
||||
shift
|
||||
old_device="$1"
|
||||
shift
|
||||
new_device="$1"
|
||||
rename_map["$old_device"]="$new_device"
|
||||
shift
|
||||
;;
|
||||
--help)
|
||||
showHelp
|
||||
exit 0
|
||||
;;
|
||||
*)
|
||||
echo "Invalid option: $1"
|
||||
echo "Use --help to display the help message."
|
||||
exit 1
|
||||
;;
|
||||
esac
|
||||
done
|
||||
|
||||
restore_all
|
||||
;;
|
||||
|
||||
*)
|
||||
echo "Invalid command: $1"
|
||||
echo "Use --help to display the help message."
|
||||
exit 1
|
||||
;;
|
||||
esac
|
||||
}
|
||||
|
||||
# Call the main function with all arguments
|
||||
main "$@"
|
||||
Loading…
Reference in a new issue