vcunat

#!/usr/bin/env nix-shell
#!nix-shell -i bash -p bind.dnsutils -p traceroute -p curl
# impure: needs ping
#source: https://s3.amazonaws.com/aws-cloudfront-testing/CustomerTesting.html
function _e {
    echo "> $@"
    eval "$@" 2>&1 | sed -e "s/^/    /"
    printf "Exit: %s\n\n\n" "$?"
}