Dockerfile

# Base docker image
FROM openjdk:8-jre-alpine
LABEL maintainer "Sleepy Mario <theonesleepymario@gmail.com>"

# environment variables
ARG PV=3.0.0
ARG DATE="`/bin/date +\%Y-\%m-\%d-\%H_\%M_\%S_\%3N`"

# Install Dependencies
RUN apk add --no-cache bash curl wget unzip

# phantombot installation
RUN mkdir -p /root/tmp && \
	cd /root/tmp && \
	wget https://github.com/PhantomBot/PhantomBot/releases/download/v${PV}/PhantomBot-${PV}.zip && \
	unzip PhantomBot-${PV}.zip && \
	rm PhantomBot-${PV}.zip && \
	mv PhantomBot* /phantombot && \
	chmod u+x /phantombot/launch-service.sh /phantombot/launch.sh

# remove leftovers
RUN apk del --no-cache wget unzip
RUN cd && \
	rm -rf /root/tmp

# backup
RUN echo "#!/bin/sh" > /etc/periodic/daily/phantombot
RUN echo "37 2 */1 * *	umask 0007;/bin/tar --exclude 'phantombot/web' --exclude 'phantombot/lib' -cjf /backup/${DATE}.tar.bz2 /phantombot >> /backup/backup_phantombot.log 2>&1" >> /var/spool/cron/crontabs/root
RUN chmod a+x /var/spool/cron/crontabs/root

# Cron job + wrapper script
RUN echo "crond" > /start-crond
RUN echo "cd phantombot && ./launch.sh" > /start-phantombot
COPY wrapper.sh /wrapper.sh
RUN chmod a+x /start-crond
RUN chmod a+x /start-phantombot
RUN chmod a+x /wrapper.sh

# Run
CMD ./wrapper.sh