jsidhu · April 11, 2017 05:16
diff --git a/port_check.sh b/port_check.sh
 #!/bin/bash

 HOST=$1
 PORT=$2
 timeout 1 bash -c "cat < /dev/null > /dev/tcp/${HOST}/${PORT}"
 RESULT=$?
 if [ "${RESULT}" -ne 0 ]; then
  echo "Failed: ${RESULT}"
 else
  echo "Connected: ${RESULT}"
 fi
	#!/bin/bash

	HOST=$1
	PORT=$2
	timeout 1 bash -c "cat < /dev/null > /dev/tcp/${HOST}/${PORT}"
	RESULT=$?
	if [ "${RESULT}" -ne 0 ]; then
	echo "Failed: ${RESULT}"
	else
	echo "Connected: ${RESULT}"
	fi