+++ /dev/null
-#!/bin/bash
-
-# usage: $0
-# this script is idempotent
-
-# warning: changes here may affect the close version of this script
-
-
-if ! test "$BASH_VERSION"; then echo "error: shell is not bash" >&2; exit 1; fi
-shopt -s inherit_errexit 2>/dev/null ||: # ignore fail in bash < 4.4
-set -eE -o pipefail
-trap 'echo "$0:$LINENO:error: \"$BASH_COMMAND\" exit status: $?, PIPESTATUS: ${PIPESTATUS[*]}" >&2' ERR
-
-m() { printf "%s\n" "$*"; "$@"; }
-
-
-fs_file=/root/crypt-luks-keys-loopback
-mapper_name=crypt-luks-keys-loopback
-
-l=$(losetup -j $fs_file | sed -rn 's/^([^ ]+): .*/\1/p' | head -n1 ||:)
-if [[ $l ]]; then
- echo "$0: skipping losetup due to existing loopback: $l"
-else
- l=$(losetup -f)
- m losetup $l $fs_file
-fi
-if cryptsetup status /dev/mapper/$mapper_name &>/dev/null; then
- echo "$0: skipping cryptsetup due to existing /dev/mapper/$mapper_name"
-else
- if ! cryptsetup luksOpen $l $mapper_name; then
- echo "$0: error luksOpen failed. detaching loopback" >&2
- m losetup -d $l
- exit 1
- fi
-fi
-if mountpoint -q /dev/mapper/$mapper_name; then
- echo "$0: skipping mount /dev/mapper/$mapper_name /mnt2 due to existing mount"
-else
- m mount /dev/mapper/$mapper_name /mnt2
-fi