pingselect

#!/bin/bash

TMPF=$(mktemp "/tmp/pingselect.XXXXXXX")

quit() {
	[ -f "$TMPF" ] && rm -f "$TMPF"
	echo -e "\nPingSelect ends!\n";
	exit;
}
debug() {
	return
	echo "$@" 1>&2;
}
verbose_file() {
	echo "$@" >> "${TMPF}";
}
verbose_progress() {
	echo "$@";
}

trap quit SIGINT SIGTERM

if [ ! -f "$1" ];
then
	echo "Specify path to file with server names"
	exit
fi

echo "Pinging ..."

TOTAL=$(wc -l "$1"|awk '{ print $1 }')
CURR=0

verbose_progress -ne "\r${CURR}/${TOTAL} ...    \r"
while read line;
do
	IP=""
	STATUS=""
	CURR=$(($CURR + 1))
	verbose_progress -ne "\r${CURR}/${TOTAL} ... please wait    \r"

	[ ! -z "${line}" ] && IP=$(nslookup "$line" | sed -n '/^Address/ s/Address: \([0-9\.]\+\)/\1/ p')
	#debug "--- ping -q -n -c 1 -W 1 -i 0.5  \"${IP}\" (${line})| grep \"min/avg\""
	[ ! -z "${IP}" ] && STATUS=$(ping -q -n -c 12 -W 1 -i 0.5 "$IP" | grep "min/avg")
	#debug "--- $STATUS"
	if [ -z "$STATUS" ];
	then
		verbose_file -n "Unreachable";
	else
		verbose_file -n $(echo -n "$STATUS" | sed 's/^.* [0-9\.]\+\/\([0-9\.]\+\)\/.*$/\1/');
	fi
	echo -n " ${line}" >> "${TMPF}";
	verbose_file -n " (${IP})"
	echo "" >> "${TMPF}";
done < "$1";

verbose_progress -e "\r... done                        "

cat $TMPF | sort -n;

quit