Files
nix/bin/borg_lf.sh
2025-10-18 17:57:38 -05:00

100 lines
2.7 KiB
Bash
Executable File

#!/usr/bin/env bash
set -euo pipefail
# --- SUDO CHECK ---
if [ "$EUID" -ne 0 ]; then
echo "This script requires root privileges. Re-running with sudo..."
exec sudo "$0" "$@"
fi
# --- HANDLE OPTIONS ---
BORG_PASSPHRASE=""
SHOW_FOLDERS_ONLY=false
SHOW_FILES=false # Default to showing files and directories
while getopts "k:fp" opt; do
case "$opt" in
k)
BORG_PASSPHRASE=$(<"$OPTARG")
if [ -z "$BORG_PASSPHRASE" ]; then
echo "Error: The key file is empty."
exit 1
fi
echo "Using passphrase from key file: $OPTARG"
;;
f)
SHOW_FOLDERS_ONLY=true
echo "Only directories will be shown in fzf by default."
SHOW_FILES=false
;;
p)
SHOW_FILES=true
echo "Both files and directories will be shown in fzf."
;;
*)
echo "Usage: $0 [-k passphrase_file] [-f] [-p] <repo>"
exit 1
;;
esac
done
shift $((OPTIND - 1))
# --- FALLBACK TO /run/secrets/borg_passwd IF NO KEY FILE ---
if [ -z "$BORG_PASSPHRASE" ]; then
if [ $# -eq 0 ]; then
BORG_PASSPHRASE=$(<"/run/secrets/borg_passwd")
echo "Using passphrase from /run/secrets/borg_passwd"
else
# Prompt user for passphrase if neither -k nor /run/secrets/borg_passwd is available
read -s -p "Enter Borg repository passphrase: " BORG_PASSPHRASE
echo
fi
fi
export BORG_PASSPHRASE
# --- DEFAULT REPO ---
REPO="${1:-/holocron/archives/servers/snowbelle}"
# --- CHECK REQUIRED COMMANDS ---
for cmd in borg fzf find tree cp mkdir; do
command -v "$cmd" >/dev/null || { echo "Error: '$cmd' is required but not installed."; exit 1; }
done
# --- LIST ARCHIVES (sorted, newest last) ---
mapfile -t archives < <(borg list --format="{archive}{NL}" "$REPO" | sort -r)
if [ ${#archives[@]} -eq 0 ]; then
echo "No archives found in $REPO"
exit 1
fi
# --- FZF ARCHIVE SELECT ---
selected=$(printf '%s\n' "${archives[@]}" | fzf --prompt="Select archive: " --height=40% --border)
if [ -z "$selected" ]; then
echo "No archive selected."
exit 1
fi
echo "Selected archive: $selected"
# --- GENERATE A UNIQUE, SHORTER MOUNT POINT ---
MOUNT_POINT="/tmp/$(uuidgen | sha256sum | head -c 2)-restore-${selected}"
mkdir -p "$MOUNT_POINT"
# --- MOUNT ARCHIVE ---
echo "Mounting '$selected' to $MOUNT_POINT..."
borg mount "$REPO::$selected" "$MOUNT_POINT"
cleanup() {
echo "Unmounting archive..."
borg umount "$MOUNT_POINT" >/dev/null 2>&1 || true
rmdir "$MOUNT_POINT" >/dev/null 2>&1 || true
}
trap cleanup EXIT INT TERM
if [ ! -d "$MOUNT_POINT" ]; then
echo "Error: mount failed."
exit 1
fi
lf $MOUNT_POINT