citadel-core/scripts/set-update-channel

#!/usr/bin/env bash

# SPDX-FileCopyrightText: 2021-2022 Citadel and contributors
#
# SPDX-License-Identifier: GPL-3.0-or-later

NODE_ROOT="$(readlink -f $(dirname "${BASH_SOURCE[0]}")/..)"

# IN ${NODE_ROOT}/.env, change the UPDATE_CHANNEL to the desired channel ($1)
# If $1 is not given, fail
if [ -z "$1" ]; then
    echo "Usage: $0 <channel>"
    echo "Channel can currently either be 'stable', 'beta' or 'c-lightning'"
    exit 1
fi
sed -i "s/UPDATE_CHANNEL=.*/UPDATE_CHANNEL=${1}/" "${NODE_ROOT}/.env"