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add rpi-port-forward

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Newnius 2018-04-13 15:18:58 +08:00
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rpi-port-forward/Dockerfile Normal file
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FROM hypriot/rpi-alpine-scratch:v3.4
MAINTAINER Newnius <newnius.cn@gmail.com>
ARG DEF_REMOTE_PORT=80
ARG DEF_LOCAL_PORT=80
ENV REMOTE_PORT=$DEF_REMOTE_PORT
ENV LOCAL_PORT=$DEF_LOCAL_PORT
RUN apk add --no-cache socat
CMD socat tcp-listen:$LOCAL_PORT,reuseaddr,fork tcp:$REMOTE_HOST:$REMOTE_PORT

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rpi-port-forward/README.md Normal file
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# forward your traffic behind NAT etc.
```
docker service create \
--name socat \
--publish 81:80 \
--ENV REMOTE_HOST=example.com \
--ENV REMOTE_PORT=82 \
--ENV LOCAL_POST=80 \
newnius/rpi-port-forward
```
Ref: [marcnuri/port-forward](https://hub.docker.com/r/marcnuri/port-forward/)