Dockerfile

#
# L4D2 Dockerfile
#
# https://github.com/johnjelinek/l4d2server-docker
#

# Pull the base image
FROM ubuntu:14.04
MAINTAINER John Jelinek IV <john@johnjelinek.com>

ENV DEBIAN_FRONTEND noninteractive

# Install dependencies
RUN \
  apt-get update && \
  apt-get install -y tmux mailutils postfix lib32gcc1 wget

# Cleanup
RUN \
  apt-get clean && \
  rm -fr /var/lib/apt/lists/* && \
  rm -fr /tmp/*

# Create user to run as
RUN groupadd -r l4d2server && useradd -rm -g l4d2server l4d2server

# Install L4D2 Server
RUN wget http://gameservermanagers.com/dl/l4d2server && \
  chmod +x l4d2server

# Volume
VOLUME ["/home/l4d2server"]
RUN chown -R l4d2server:l4d2server /home/l4d2server

# Define working directory
WORKDIR /home/l4d2server

USER l4d2server

# Default command
ENTRYPOINT ["./l4d2server"]

# Expose port
# - 27015: Port to serve on
EXPOSE 27015/tcp
EXPOSE 27015/udp