docker-alpine-s6/Dockerfile at master · pnobecourt/docker-alpine-s6 · GitHub

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# Download base image
FROM alpine:3.8

# Define the ARG variables
ARG VERSION
ARG BUILD_DATE
ARG VCS_REF
ARG OVERLAY_VERSION=v1.21.4.0
ARG OVERLAY_ARCH=amd64

# Labels
LABEL org.label-schema.name="Alpine base docker image" \
      org.label-schema.description="This is an Alpine base docker image with s6-overlay" \
      org.label-schema.vendor="Paul NOBECOURT <paul.nobecourt@orange.fr>" \
      org.label-schema.url="https://github.com/pnobecourt/" \
      org.label-schema.version=$VERSION \
      org.label-schema.build-date=$BUILD_DATE \
      org.label-schema.vcs-url="https://github.com/pnobecourt/docker-alpine-s6" \
      org.label-schema.vcs-ref=$VCS_REF \
      org.label-schema.schema-version="1.0"

# Define the ENV variables
ENV LANG=C.UTF-8 \
SHELL=/bin/bash \
TERM=xterm \
PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin \
PS1=$(whoami)@$(hostname):$(pwd)$

# Install tools and s6-overlay
RUN apk update && \
    apk add --no-cache \
        bash \
        ca-certificates \
        coreutils \
        curl \
        grep \
        less \
        logrotate \
        nano \
        shadow \
        sudo \
        tzdata \
        wget \
        && \
    curl -L -S https://github.com/just-containers/s6-overlay/releases/download/$OVERLAY_VERSION/s6-overlay-$OVERLAY_ARCH.tar.gz | tar xvz -C / && \
    rm -rf /var/cache/apk/*

# Add files
ADD /root /

# Entrypoint
ENTRYPOINT [ "/init" ]