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#!/usr/bin/perl
$host = $ARGV[0];
open(FD, "ping -c 3 $host -W 1|");
$i = 0;
$is_reply = 0;
$avail = 0;
while($line = <FD>)
{
if ($line =~ m/^rtt/)
{
@_ = split /\//, $line;
$is_reply = 1;
break;
}
if ($line =~ m/transmitted/)
{
@_ = split /, +/, $line;
@_ = split /%/, $_[2];
$avail = 100 - $_[0];
}
}
if ($is_reply == 0)
{
print "ICMP CHECK FAILURE | avail=$avail";
}
else
{
print "ICMP CHECK OK | avail=$avail time=$_[5]\n";
}
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