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Comment by Calzifer

Bash / Shell is one of the last things I would trust a typical AI considering how much bad shell code/examples exist out there. (it always surprise me how many unquoted variables exist in most shell scripts; quoting fixes many problems, doesn't hurt and still developers are often to lazy to do it)

The example in the project readme is imo already a bad example.

  $ ai ask "Check process running on port"
Answer

  Command is `lsof -i tcp:8000`
Apart from the facts that

- I would say the chances that lsof is installed are significant smaller than ss or netstat

- is lsof notably slower than ss

it is also inferior for the requested task because

- it returns any process connecting to this port not only the listening one. Which process is running on port 443 on my desktop? None. How many processes does 'lsof -i tcp:443` return? 20.

- it does not work if the listening process is from another user (if lsof is not run by root). In this case lsof -i returns nothing while ss -nltp returns the information that the port is listened and only cannot tell by which process because of missing permissions.

My answer to "which process uses port x"

  ss -nltp sport = x
parent Calzifer 4 years ago

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