41 lines
1.1 KiB
Docker
41 lines
1.1 KiB
Docker
# simple netcat (BSD) persistent "listen" server running on port 5555
|
|
# running on Alpine Linux
|
|
|
|
FROM alpine:3.12
|
|
|
|
# standardized labels
|
|
LABEL maintainer="Asif Bacchus <asif@bacchus.cloud>"
|
|
LABEL org.label-schema.cmd="docker run --rm docker.asifbacchus.app/ab-netcat help"
|
|
LABEL org.label-schema.description="Persistent netcat (BSD) listen server on Alpine Linux"
|
|
LABEL org.label-schema.name="ab-netcat"
|
|
LABEL org.label-schema.schema-version="1.0"
|
|
LABEL org.label-schema.url="https://git.asifbacchus.app/ab-docker/ab-netcat"
|
|
LABEL org.label-schema.usage="https://git.asifbacchus.app/ab-docker/ab-netcat/wiki"
|
|
LABEL org.label-schema.vcs-url="https://git.asifbacchus.app/ab-docker/ab-netcat.git"
|
|
|
|
# install tzdata so timezone can be set
|
|
RUN apk --update --no-cache add \
|
|
tzdata \
|
|
netcat-openbsd
|
|
|
|
# expose port
|
|
EXPOSE 5555
|
|
|
|
# environment variables
|
|
ENV TZ=Etc/UTC
|
|
|
|
# copy files
|
|
COPY entrypoint.sh /
|
|
|
|
# entrypoint script
|
|
ENTRYPOINT [ "/entrypoint.sh" ]
|
|
|
|
# run nc persistent by default
|
|
CMD [ "nc", "-klv", "5555" ]
|
|
|
|
# add build date and version labels
|
|
ARG BUILD_DATE
|
|
LABEL org.label-schema.version="1.0"
|
|
LABEL org.label-schema.build-date=${BUILD_DATE}
|
|
|
|
#EOF |