constellation/image/mkosi.skeleton/usr/lib/dracut/modules.d/39constellation-mount/prepare-state-disk.sh
2023-02-24 14:25:39 +01:00

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#!/usr/bin/env bash
# Copyright (c) Edgeless Systems GmbH
#
# SPDX-License-Identifier: AGPL-3.0-only
set -euo pipefail
shopt -s inherit_errexit
# parsing of the command line arguments. check if argv[1] is --debug
verbosity=0
if [[ $# -gt 0 ]]; then
if [[ $1 == "--debug" ]]; then
verbosity=-1
echo "[Constellation] Debug mode enabled"
else
echo "[Constellation] Unknown argument: $1"
exit 1
fi
else
echo "[Constellation] Debug mode disabled"
fi
# Prepare the encrypted volume by either initializing it with a random key or by aquiring the key from another bootstrapper.
# Store encryption key (random or recovered key) in /run/cryptsetup-keys.d/state.key
disk-mapper \
-csp "${CONSTEL_CSP}" \
-v "${verbosity}"
if [[ $? -ne 0 ]]; then
echo "Failed to prepare state disk"
sleep 2 # give the serial console time to print the error message
exit $? # exit with the same error code as disk-mapper
fi