Añade echo para comprobar ejecución

        -e ES_DISCOVERY_ZEN_PING_UNICAST_HOSTS \

        -e ES_XPACK_SECURITY_ENABLED \

        ${ELASTICSEARCH_IMAGE_NAME}:${ELASTICSEARCH_IMAGE_TAG};

    - |

      HEALTH_CHECK_URL="${ELASTIC_HOSTS}:${ELASTIC_PORT}/_cat/health?h=status"

      RESPONSE=""

      until [ "$RESPONSE" = "green" ]

    - >

      HEALTH_CHECK_URL="${ELASTIC_HOSTS}:${ELASTIC_PORT}/_cat/health?h=status";

      RESPONSE="";

      until [ "$RESPONSE" = "green" ];

      do

        RESPONSE="$(curl --silent -u \"${ELASTIC_USER}:${ELASTIC_USER_PASS}\" \"${HEALTH_CHECK_URL}\")"

        echo "Waiting for elasticsearch server, remaining attempts..."

        sleep 5

      done

        echo "HEALTH_CHECK";

        RESPONSE="$(curl --silent -u \"${ELASTIC_USER}:${ELASTIC_USER_PASS}\" \"${HEALTH_CHECK_URL}\")";

        echo "Waiting for elasticsearch server, remaining attempts...";

        sleep 5;

      done;

      echo $?

    - >

      docker login ${GITLAB_REGISTRY_HOST} -u ${CI_DEPLOY_USER} -p ${CI_DEPLOY_PASSWORD};