Dockerfile

FROM alpine

ENV LABEL_MAINTAINER="Jean-Michel Ruiz (coolcow) <mail@coolcow.org>" \
    LABEL_VENDOR="coolcow.org" \
    LABEL_IMAGE_NAME="farmcoolcow/autossh" \
    LABEL_URL="https://hub.docker.com/r/farmcoolcow/autossh/" \
    LABEL_VCS_URL="https://github.com/farmcoolcow/docker_autossh" \
    LABEL_DESCRIPTION="Very simple autossh-client Docker image based on alpine." \
    LABEL_LICENSE="GPL-3.0"

RUN echo "http://dl-cdn.alpinelinux.org/alpine/edge/community" >> /etc/apk/repositories \
    && apk --no-cache --update add autossh

COPY entrypoint.sh /entrypoint.sh

RUN chmod +x /entrypoint.sh

ENTRYPOINT ["/entrypoint.sh"]

CMD ["--help"]

#

ARG LABEL_VERSION="latest"
ARG LABEL_BUILD_DATE
ARG LABEL_VCS_REF

# Build-time metadata as defined at http://label-schema.org
LABEL maintainer=$LABEL_MAINTAINER \
      org.label-schema.build-date=$LABEL_BUILD_DATE \
      org.label-schema.description=$LABEL_DESCRIPTION \
      org.label-schema.name=$LABEL_IMAGE_NAME \
      org.label-schema.schema-version="1.0" \
      org.label-schema.url=$LABEL_URL \
      org.label-schema.license=$LABEL_LICENSE \
      org.label-schema.vcs-ref=$LABEL_VCS_REF \
      org.label-schema.vcs-url=$LABEL_VCS_URL \
      org.label-schema.vendor=$LABEL_VENDOR \
      org.label-schema.version=$LABEL_VERSION