Pipe in nmap stdout, output CSV format of ports suitable for Nessus. Install for bash: curl https://gist.githubusercontent.com/DanijelMi/d019b5aff111908e5f3177c10857228b/raw/347f5e41b7ce03567ac6245e1dee92214ab86dff/nmap2csv >> ~/.bashrc && source ~/.bashrc

nmap2csv

# Usage: nmap {OPTIONS} {TARGET_IP} | nmap2csv
nmap2csv (){
  # License: GPLv2     
  # Author: Danijel M.
  # Brief help prompt
  if [[ $1 == "-h" || $1 == "--help" ]]; then
    printf "\e[32;1m Usage: nmap {OPTIONS} {TARGET_IP} | nmap2csv\e[0m \n"
    return 0
  fi
  # Check for dependencies
  DEPENDENCIES=(nmap grep sed printf cat)
  for i in "${DEPENDENCIES[@]}"; do
    which $i &> /dev/null && continue
    printf "$i was not found on your system. Aborting.\n"
    return 1
  done

  # 0:Get STDIN 1:Greedy find numbers 2: Newline into Comma+Space 3: remove tail Comma+Space
  cat /dev/stdin | \
  grep -oE '^[0-9]*' | \
  sed -z 's/\n/, /g' | \
  sed 's/..$/\n/'
  return 0
}