Dockerfile Example

Dockerfile

# Comment

FROM ubuntu:latest

# Local ENV
ENV init=init.sh
ENV dir1=./dir1 \
    dir2=./dir2

# Install from APT
RUN apt-get update
RUN apt-get install --yes curl wget net-tools

# Copy files
WORKDIR /root/
RUN mkdir localdir
COPY $dir1/file localdir/

COPY $init /usr/local/bin/
RUN chmod +x /usr/local/bin/$init

# Expose ports to outside for remote connections
EXPOSE 80

# Then run initial script
# Here you can access ENV variables and do any setup process via Shell script
ENTRYPOINT ["./init.sh"]
#Arguments passed via 'docker run' will be passed to init.sh
CMD [""]