#!/usr/bin/env bash

# PSK test for creating links

# USAGE: ./create_link origin destination key

function hash_hmac {
  data="$1"
  key="$2"
  shift 3
  echo -n "$data" | openssl sha256 -hmac "$key" | sed 's/^.* //'
}

to_hash="origin=$1&dest=$2&ts=$(date +%s)"
result="$to_hash&hash=$(hash_hmac $to_hash "$3")"
echo $result
curl -XPOST -d $result localhost:8000/api/link