aws cli ec2 bash ssh wrapper thingy

awsssh

#!/bin/bash
REGION=us-east-2
set -e

function get_host() {
        local HOSTLIST="${@}"
        local HOSTARRAY=( $(awk 'BEGIN { OFS="|" } { print $1,$2 }' <<<"${HOSTLIST}") )
        cat -n <<<"${HOSTLIST}" | column -t
        read -p "Please enter selection >" HOSTENTRY
        IFS="|" read -r HOST IP <<<"${HOSTARRAY[$((${HOSTENTRY}-1))]}"
}

if [ "$1" == "--list" ]; then
        QUERY='Reservations[*].Instances[*].[Tags[?Key==`Name`]|[0].Value,PublicIpAddress]'
        HOSTLIST=$(aws ec2 describe-instances --region ${REGION} --output text --query ${QUERY})
        get_host "${HOSTLIST}"
else
        INSTANCE_NAME=${1:?}
        FILTERS="Name=tag:Name,Values=${INSTANCE_NAME}"
        QUERY='Reservations[*].Instances[*].[PublicIpAddress]'
        IP=$(aws ec2 describe-instances --region ${REGION} --filters ${FILTERS} --output text --query ${QUERY})
fi
shift
ssh ${IP:?} $@