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kirkins/Dockerfile

Created April 25, 2018 22:15
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A docker file running a simple script to check if a port is open every 15 seconds
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Dockerfile
FROM alpine
MAINTAINER [email protected]
# Checks if a port is open every 15 seconds
# Set the following variables
ENV WEBSITE google.com
ENV PORT 777
ENV PORT_DOWN_MSG 'Port is down send this message via email/text/ect'
# Replace echo with a script to email, text, or discord message
CMD watch -n 15 'nc -z -w5 $WEBSITE $PORT \
|| echo $PORT_DOWN_MSG'
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