#!/bin/bash

IP_SOURCE=PrivateIpAddress
aws ec2 describe-instances --output text \
    --query 'Reservations[*].Instances[*].{ip:['$IP_SOURCE'],name:Tags[?Key==`Name`].Value}' \
    --filter "Name=tag:Name,Values=$1" |
awk '$1 ~ /IP/{ip=$2} $1 ~ /NAME/{printf "%-15s %s\n", ip, $2}' |
sort -k2