ARG ELK_VERSION FROM docker.elastic.co/beats/filebeat:${ELK_VERSION} USER root RUN groupmod -g 1008 filebeat RUN usermod -u 1008 -g 1008 filebeat RUN chown -R filebeat /usr/share/filebeat RUN sed -i -e 's/--userspec=1000/--userspec=1008/g' \ -e 's/UID 1000/UID 1008/' \ -e 's/chown -R 1000/chown -R 1008/' /usr/local/bin/docker-entrypoint RUN chown filebeat /usr/local/bin/docker-entrypoint USER 1008:1008