#!/bin/bash
# Other implementations' interop test clients against joule-moq-relay on this host.
#   scripts/clients.sh <target-dir> <out-dir> <label>=<client binary> ...
# Each client speaks the interop runner's test-client interface (--relay, --test,
# --tls-disable-verify; TAP 14 on stdout). Every client runs its whole suite over raw
# QUIC and over WebTransport against a relay on loopback with a development
# certificate; each run's TAP and log go to <out-dir> (VERBOSE=1 asks the clients for
# their debug logs). No network beyond loopback.
set -u
T=$1
OUT=$2
shift 2
mkdir -p "$OUT"
JOULE_MOQ_RELAY_LOG=debug "$T/debug/joule-moq-relay" --dev > "$OUT/relay.log" 2>&1 &
R=$!
# The relay is gone before this script is: a next run binds the same port.
trap 'kill $R 2>/dev/null; wait $R 2>/dev/null' EXIT
sleep 1
if ! kill -0 $R 2>/dev/null; then
  echo "the relay did not start:"; tail -3 "$OUT/relay.log"; exit 1
fi
# A run that hangs is ended after five minutes (no coreutils timeout on every host).
limit() { perl -e 'alarm shift; exec @ARGV or die "$ARGV[0]: $!"' "$@"; }
rc=0
for spec in "$@"; do
  label=${spec%%=*}
  bin=${spec#*=}
  for url in moqt://127.0.0.1:4443/moq https://127.0.0.1:4443/moq; do
    case $url in moqt:*) tr=quic ;; *) tr=webtransport ;; esac
    limit 300 "$bin" --relay "$url" --tls-disable-verify ${VERBOSE:+--verbose} > "$OUT/${label}_${tr}.tap" 2> "$OUT/${label}_${tr}.log"
    code=$?
    [ $code -eq 0 ] || rc=1
    summary=$(grep -E '^(ok|not ok) ' "$OUT/${label}_${tr}.tap" | sed -E 's/^(ok|not ok) [0-9]+ - ([^ ]+)( # SKIP.*)?$/\2=\1\3/' | sed -E 's/=not ok/=FAIL/; s/# SKIP.*/skip/' | tr '\n' ' ')
    echo "${label} ${tr}: exit ${code} ${summary}"
  done
done
exit $rc