exit 1
  fi
fi

# Enable GCE Alpha features.
if [[ -n "${GCE_ALPHA_FEATURES:-}" ]]; then
  PROVIDER_VARS="${PROVIDER_VARS:-} GCE_ALPHA_FEATURES"
fi

# Disable Docker live-restore.
if [[ -n "${DISABLE_DOCKER_LIVE_RESTORE:-}" ]]; then
  PROVIDER_VARS="${PROVIDER_VARS:-} DISABLE_DOCKER_LIVE_RESTORE"
fi

    exit 1
  fi
fi

# Enable GCE Alpha features.
if [[ -n "${GCE_ALPHA_FEATURES:-}" ]]; then
  PROVIDER_VARS="${PROVIDER_VARS:-} GCE_ALPHA_FEATURES"
fi

# Disable Docker live-restore.
if [[ -n "${DISABLE_DOCKER_LIVE_RESTORE:-}" ]]; then
  PROVIDER_VARS="${PROVIDER_VARS:-} DISABLE_DOCKER_LIVE_RESTORE"
fi

    use_cloud_config="true"
    cat <<EOF >>/etc/gce.conf
regional = ${MULTIMASTER}
EOF
  fi
  if [[ -n "${GCE_ALPHA_FEATURES:-}" ]]; then
    use_cloud_config="true"
    # split GCE_ALPHA_FEATURES into an array by comma.
    IFS=',' read -r -a alpha_features <<< "${GCE_ALPHA_FEATURES}"
    for feature in "${alpha_features[@]}"; do
      cat <<EOF >>/etc/gce.conf
alpha-features = ${feature}
EOF
    done