FROM alpine:edge RUN apk add --no-cache \ bash \ ca-certificates \ libsasl \ mailx \ postfix \ rsyslog \ runit COPY service /etc/service COPY runit_bootstrap /usr/sbin/runit_bootstrap COPY rsyslog.conf /etc/rsyslog.conf STOPSIGNAL SIGKILL ENTRYPOINT ["/usr/sbin/runit_bootstrap"]