Convert nmap xml output suitable for httpx

nmap-xml-to-httpx.sh

#!/bin/bash

# Check if an argument was provided
if [ $# -eq 0 ]; then
    NMAP_XML_OUTPUT="/dev/stdin"
else
    NMAP_XML_OUTPUT="$1"
fi

# Use xmllint to parse IP addresses and ports from the Nmap XML output
xmllint --xpath '//host[status/@state="up"]/address[@addrtype="ipv4"]/@addr' $NMAP_XML_OUTPUT | \
sed 's/ addr="/\n/g' | sed 's/"//g' | grep -v '^$' | while read IP; do
    xmllint --xpath "//host[address/@addr=\"$IP\"]/ports/port[state/@state='open']/@portid" $NMAP_XML_OUTPUT | \
    sed 's/ portid="/\n/g' | sed 's/"//g' | grep -v '^$' | while read PORT; do
        echo "$IP:$PORT"
    done
done