Здесь --net docknet настроен ранее на 172.18.0.0/16

§ Базовый ubuntu

FROM ubuntu:latest

§ Настроенный php+apache2

FROM ubuntu:latest
ENV DEBIAN_FRONTEND=noninteractive
RUN apt-get update && apt-get install -y mc php php-mbstring php-curl php-mysql apache2 wget curl subversion git && useradd -ms /bin/bash fox
EXPOSE 80/tcp
CMD ["apachectl", "-D", "FOREGROUND"]

§ Makefile

build:
	docker build -t apache .
run:
	docker run --net docknet --ip 172.18.0.2 -v /var/www/html:/var/www/html --name=apachecont -dt apache
bash:
	docker exec --user=[USER] --workdir=/var/www/html -it apachecont bash
start:
	docker start apachecont

§ MySQL

FROM ubuntu:latest
ENV DEBIAN_FRONTEND=noninteractive
RUN apt-get update && \
    apt-get install -y mc mysql-client mysql-server && \
    useradd -ms /bin/bash [USER]
EXPOSE 3306/tcp
EXPOSE 33060/tcp

§ Crontab

Dockerfile

FROM ubuntu:16.04
ENV DEBIAN_FRONTEND=noninteractive
ENV EDITOR=vim
RUN apt-get update && apt-get install -y cron vim mc && useradd -ms /bin/bash [USER]
COPY cron.txt /var/spool/cron/crontabs/root
CMD ["cron", "-f"]

Makefile

build:
	docker build -t crontest .
run:
	docker run -dt -v ${PWD}/data:/data --name=crontest_cont crontest
bash:
	docker exec -it crontest_cont /bin/bash