ARG tag=latest ARG username=acetcom FROM ${username}/ubuntu-${tag}-base MAINTAINER Sukchan Lee RUN apt-get update && \ apt-get upgrade -y && \ apt-get install -y --no-install-recommends \ cscope \ vim \ sudo \ iproute2 \ iputils-ping \ net-tools && \ apt-get clean ARG username=acetcom RUN useradd -m --uid=1000 ${username} && \ echo "${username} ALL=(root) NOPASSWD:ALL" > /etc/sudoers.d/${username} && \ chmod 0440 /etc/sudoers.d/${username} WORKDIR /home/${username}