restic-backup-docker/entry.sh

#!bin/sh

echo "Starting container ..."

RESTIC_CMD=restic

if [ -n "${ROOT_CERT}" ]; then
	RESTIC_CMD="${RESTIC_CMD} --cert ${ROOT_CERT}"
fi

if [ -n "${NFS_TARGET}" ]; then
    echo "Mounting NFS based on NFS_TARGET: ${NFS_TARGET}"
    mount -o nolock -v ${NFS_TARGET} /mnt/restic
fi

restic snapshots &>/dev/null
status=$?
echo "Check Repo status $status"

if [ $status != 0 ]; then
    echo "Restic repository '${RESTIC_REPOSITORY}' does not exists. Running restic init."
    restic init

    init_status=$?
    echo "Repo init status $init_status"

    if [ $init_status != 0 ]; then
        echo "Failed to init the repository: '${RESTIC_REPOSITORY}'"
        exit 1
    fi
fi



echo "Setup backup cron job with cron expression BACKUP_CRON: ${BACKUP_CRON}"
echo "${BACKUP_CRON} /bin/backup >> /var/log/cron.log 2>&1" > /var/spool/cron/crontabs/root

# Make sure the file exists before we start tail
touch /var/log/cron.log

# start the cron deamon
crond

echo "Container started."

exec "$@"