sovereign-stack/deployment/btcpayserver/remote_scripts/btcpay-restore.sh

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#!/bin/bash -e
set -o pipefail -o errexit
if [ "$(id -u)" != "0" ]; then
echo "ERROR: This script must be run as root."
echo "➡️ Use the command 'sudo su -' (include the trailing hypen) and try again."
exit 1
fi
backup_path=$1
if [ -z "$backup_path" ]; then
echo "ERROR: Usage: btcpay-restore.sh /path/to/backup.tar.gz"
exit 1
fi
if [ ! -f "$backup_path" ]; then
echo "ERROR: $backup_path does not exist."
exit 1
fi
if [[ "$backup_path" == *.gpg && -z "$BTCPAY_BACKUP_PASSPHRASE" ]]; then
echo "INFO: $backup_path is encrypted. Please provide the passphrase to decrypt it."
echo "INFO: Usage: BTCPAY_BACKUP_PASSPHRASE=t0pSeCrEt btcpay-restore.sh /path/to/backup.tar.gz.gpg"
exit 1
fi
# preparation
docker_dir=$(docker volume inspect generated_btcpay_datadir --format="{{.Mountpoint}}" | sed -e "s%/volumes/.*%%g")
restore_dir="$docker_dir/volumes/backup_datadir/_data/restore"
dbdump_name=postgres.sql.gz
btcpay_dir="$BTCPAY_BASE_DIRECTORY/btcpayserver-docker"
# ensure clean restore dir
echo "INFO: Cleaning restore directory $restore_dir."
rm -rf "$restore_dir"
mkdir -p "$restore_dir"
if [[ "$backup_path" == *.gpg ]]; then
echo "🔐 Decrypting backup file …"
{
gpg -o "${backup_path%.*}" --batch --yes --passphrase "$BTCPAY_BACKUP_PASSPHRASE" -d "$backup_path"
backup_path="${backup_path%.*}"
echo "SUCESS: Decryption done."
} || {
echo "🚨 Decryption failed. Please check the error message above."
exit 1
}
fi
cd "$restore_dir"
echo " Extracting files in $(pwd)"
tar -h -xvf "$backup_path" -C "$restore_dir"
# basic control checks
if [ ! -f "$dbdump_name" ]; then
echo "ERROR: '$dbdump_name' does not exist."
exit 1
fi
if [ ! -d "volumes" ]; then
echo "ERROR: volumes directory does not exist."
exit 1
fi
cd "$btcpay_dir"
. helpers.sh
cd "$restore_dir"
{
echo "INFO: Restoring volumes."
# ensure volumes dir exists
if [ ! -d "$docker_dir/volumes" ]; then
mkdir -p "$docker_dir/volumes"
fi
# copy volume directories over
cp -r volumes/* "$docker_dir/volumes/"
# ensure datadirs excluded in backup exist
mkdir -p "$docker_dir/volumes/generated_postgres_datadir/_data"
echo "✅ Volume restore done."
} || {
echo "🚨 Restoring volumes failed. Please check the error message above."
exit 1
}
{
echo "INFO: Starting database container"
docker-compose -f "$BTCPAY_DOCKER_COMPOSE" up -d postgres
dbcontainer=$(docker ps -a -q -f "name=postgres")
if [ -z "$dbcontainer" ]; then
echo "ERROR: Database container could not be started or found."
exit 1
fi
} || {
echo "ERROR: Starting database container failed. Please check the error message above."
exit 1
}
cd "$restore_dir"
{
echo "INFO: Restoring database..."
gunzip -c $dbdump_name | docker exec -i "$dbcontainer" psql -U postgres postgres -a
echo "SUCCESS: Database restore done."
} || {
echo "ERROR: Restoring database failed. Please check the error message above."
exit 1
}
echo "INFO: Cleaning up."
rm -rf "$restore_dir"
echo "SUCCESS: Restore done"