[enhancement] Exit with error message if netcat is not installed #21
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Sorry for taking so long 😓 As a heads up, a similar fix landed through #22 a while back, so I will close this PR. |
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What
This PR adds a check whether netcat is installed and if not, exits with an error message
How
I simply use
typeWhy
I was experiencing odd timeout behaviour in a lean docker container and discovered this was due to the fact that netcat wasn't installed and all output of
nc -zis piped to/dev/null.