#!/bin/sh

#  Copyright (c) 2017, 2018 Taylor R. Campbell
#  All rights reserved.
#
#  Redistribution and use in source and binary forms, with or without
#  modification, are permitted provided that the following conditions
#  are met:
#  1. Redistributions of source code must retain the above copyright
#     notice, this list of conditions and the following disclaimer.
#  2. Redistributions in binary form must reproduce the above copyright
#     notice, this list of conditions and the following disclaimer in the
#     documentation and/or other materials provided with the distribution.
#
#  THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
#  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
#  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
#  ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
#  FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
#  DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
#  OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
#  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
#  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
#  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
#  SUCH DAMAGE.

set -Cemu

err () { echo >&2 t_oniongen: "$@"; exit 1; }

check ()
{
  f1="$1"
  f2="$2"
  shift 2
  "$@" "$f1" "$f2"
  [ -f "$f1" ] || err "$f1 not generated"
  [ -f "$f2" ] || err "$f2 not generated"
}

stoptimer ()
{
  if kill -0 %1 2>>/dev/null; then
    echo t_oniongen: stop timer
    kill %1 || err 'unstoppable timer'
  fi
}

killmocktortle ()
{
  if kill -0 %1 2>>/dev/null; then
    echo t_oniongen: kill mocktortle
    kill %2 || err 'invincible mocktortle'
  fi
}

cleanfiles ()
{
  rm -f t_oniongen.sock
  rm -f t_oniongen.secret t_oniongen.onion
  rm -f t_oniongen.secret-v2 t_oniongen.onion-v2
  rm -f t_oniongen.secret-v3 t_oniongen.onion-v3
  rm -f t_oniongen.secret-best t_oniongen.onion-best
  rm -f t_oniongen.secret-rsa1024 t_oniongen.onion-rsa1024
  rm -f t_oniongen.secret-ed25519-v3 t_oniongen.onion-ed25519-v3
}

clean ()
{
  stoptimer
  killmocktortle
  cleanfiles
}
trap clean EXIT HUP INT TERM

cleanfiles

echo t_oniongen: start timer
(sleep 1; echo >&2 t_oniongen: timeout; kill $$) &

echo t_oniongen: start mockturtle
socat unix-listen:t_oniongen.sock,end-close,fork exec:./mocktortle.sh &

check t_oniongen.secret t_oniongen.onion ./oniongen t_oniongen.sock mocktortle.cookie
check t_oniongen.secret-v2 t_oniongen.onion-v2 ./oniongen -V 2 t_oniongen.sock mocktortle.cookie
check t_oniongen.secret-v3 t_oniongen.onion-v3 ./oniongen -V 3 t_oniongen.sock mocktortle.cookie
check t_oniongen.secret-best t_oniongen.onion-best ./oniongen -t BEST t_oniongen.sock mocktortle.cookie
check t_oniongen.secret-rsa1024 t_oniongen.onion-rsa1024 ./oniongen -t RSA1024 t_oniongen.sock mocktortle.cookie
check t_oniongen.secret-ed25519-v3 t_oniongen.onion-ed25519-v3 ./oniongen -t ED25519-V3 t_oniongen.sock mocktortle.cookie

killmocktortle
stoptimer
wait
echo t_oniongen: success