DIP - Docker IP (petite tool to list container IP addresses)

dip

#! /bin/sh
# DIP - Docker IP (petite tool to list container IP addresses)
# Copyright (C) 2021 Matous Jan Fialka, <https://mjf.cz>
# Released under the terms of the "MIT License"

printf -- '%-12s  %-47s  %-15s\n' 'CONTAINER ID' 'NAME' 'IP ADDRESS'
printf -- '------------  '
printf -- '-----------------------------------------------  '
printf -- '---------------\n'

docker ps -a --format '{{.ID}}' |
grep -E "${1:-.*}" |
while read C; do
  M="$(
    docker inspect --format '{{.Name}}' "$C" |
    sed '
      s#/##
      s/^\(.\{36\}\).\+\(.\{8\}\)$/\1..>\2/
    '
  )"
  N="$(
    docker inspect --format '{{range .NetworkSettings.Networks}}{{.IPAddress}} {{end}}' "$C" |
    sort -V
  )"
  I=0
  for A in $N; do
    if [ $I -gt 0 ]; then
      printf -- '%-61s  %-15s\n' ' ' "$A"
    else
      printf -- '%-12s  %-47s  %-15s\n' "$C" "$M" "$A"
    fi
    I=$((I+1))
  done
done

# vi:ft=sh