10litestream

#!/bin/sh

# Should we even run litestream?
if [ -n "${LITESTREAM_URL}" ]; then

   # Query the tabacco configuration to obtain the database path.
   db_path=$(tabacco metadb-config --config=${TABACCO_CONF:-/etc/tabacco/metadb.yml} db-uri)

   if [ ! -e "${db_path}" ]; then
       echo "Database is missing, attempting restore..." >&2

       litestream restore --if-replica-exists -o "${db_path}" "${LITESTREAM_URL}"
       if [ $? -gt 0 ]; then
           echo "Restore failed!" >&2
           exit 1
       fi
   fi

else
    # Prevent the litestream service from running.
    rm -fr /var/run/s6/etc/services.d/litestream
fi

exit 0