genhostname.sh

gistfile1.txt

genhostname() {
  local words=${1:-4}
  local dict=${DICT:-/usr/share/dict/words}
  local result=""
  for i in $(seq 1 "$words"); do
    lines=$(wc -l < "$dict")
    rand=$(openssl rand 4 | od -An -tu4 | tr -d ' ')
    index=$(( rand % lines + 1 ))
    word=$(sed -n "${index}p" "$dict" | tr 'A-Z' 'a-z' | tr -cd 'a-z')
    result="${result}${word}-"
  done
  num=$(openssl rand 2 | od -An -tu2 | tr -d ' ')
  echo "${result}${num}"
}