renkin · July 8, 2022 06:57
diff --git a/checkPortUsage.sh b/checkPortUsage.sh
 #!/bin/bash

 _printUsage() {
    echo 'Usage: checkPortUsage.sh <port>'
 }

 ### Main ###

 if [[ $# -ne 1 ]]; then
    _printUsage
    exit 1
 fi

 sudo netstat -ltnp | head -n 2; sudo netstat -ltnp | grep -w ":$1"
	#!/bin/bash

	_printUsage() {
	echo 'Usage: checkPortUsage.sh <port>'
	}

	### Main ###

	if [[ $# -ne 1 ]]; then
	_printUsage
	exit 1
	fi

	sudo netstat -ltnp \| head -n 2; sudo netstat -ltnp \| grep -w ":$1"