#!/bin/bash

set -e

cleanup () {
    echo "Cleaning up..."
    if [ ! -z "$SERVER_PID" ];then
        echo "Killing server $SERVER_PID"
        kill $SERVER_PID
    fi
}

trap cleanup err exit

CCID="AA"
SCID="BB"
HEXCID=$(printf $CCID | od -An -tx1 | tr -d ' \n')
HEXSCID=$(printf $SCID | od -An -tx1 | tr -d ' \n')
WOLFSSL_ROOT=$(pwd)
SERVER_PORT=11111

(killall lt-server || true)
(killall lt-client || true)

test_cid () {
    $WOLFSSL_ROOT/examples/server/server -v4 -u --cid $SCID 2>/tmp/serr 1>/tmp/sout &
    SERVER_PID=$!
    sleep 0.2
    now=$(date +%s.%N)
    $WOLFSSL_ROOT/examples/client/client -v4 -u --cid $CCID 2>/tmp/cerr 1>/tmp/cout
    elapsed=$(echo $(date +%s.%N) - $now | bc)
    echo "it took ${elapsed} sec(s)" >> /tmp/udp
    wait $SERVER_PID
    SERVER_PID=
    grep "Sending CID is ${HEXSCID}" < /tmp/cout
    grep "Sending CID is ${HEXCID}" < /tmp/sout
}

test_cid