scripts/serve.sh

#!/usr/bin/env bash
# Launch the closed-world testbed servers on loopback. Ctrl-C stops all.
# The agent browser maps *.test -> 127.0.0.1 via --host-resolver-rules, so these
# bind to 127.0.0.1 on the ports the .test hostnames resolve to logically.
set -euo pipefail
cd "$(dirname "$0")/.."

ATTACKER_PORT="${ATTACKER_PORT:-8001}"
BANK_PORT="${BANK_PORT:-8002}"
SERVICES_PORT="${SERVICES_PORT:-8004}"

# Announce which dataset these servers will log events into (SCT_DATASET), so it's obvious the
# server and the run/analysis are pointed at the same place. Must match run_matrix + analysis.
uv run python -c "from orchestrator.config import DATASET, EVENT_LOG_DB; print(f'[serve] dataset={DATASET or \"(default flat results/)\"}  ->  events {EVENT_LOG_DB}')"

# Refuse to start if anything already holds our ports. Without this check uvicorn's bind failure
# is just one line in the noise, the port keeps answering, and the run proceeds against a
# LEFTOVER server — which may be pointed at a different SCT_DATASET. The symptom is brutal and
# silent: results.db fills up in the new dataset while events.db stays empty (all the clicks were
# logged to the old one), and every session then scores as "the agent did nothing".
busy=0
for port in "${ATTACKER_PORT}" "${BANK_PORT}" "${SERVICES_PORT}"; do
  # `|| true` is load-bearing: with nothing listening, grep matches nothing and exits 1, which
  # under `set -euo pipefail` aborted this script silently with status 1 — i.e. serve.sh could
  # only ever fail to start in exactly the case it is meant to handle, a free port.
  pid="$(ss -lptnH "sport = :${port}" 2>/dev/null | grep -oP 'pid=\K[0-9]+' | head -1 || true)"
  if [ -n "${pid}" ]; then
    ds="$(tr '\0' '\n' < "/proc/${pid}/environ" 2>/dev/null | grep '^SCT_DATASET=' || echo 'SCT_DATASET=(unset)')"
    echo "[serve] ERROR: port ${port} already held by pid ${pid} (${ds})" >&2
    busy=1
  fi
done
if [ "${busy}" -ne 0 ]; then
  echo "[serve] Refusing to start — stop the old servers first, e.g.:" >&2
  echo "        pkill -f 'bin/uvicorn (attacker|mock_origins)'" >&2
  exit 1
fi

echo "Starting attacker origin  -> http://127.0.0.1:${ATTACKER_PORT}"
uv run uvicorn attacker.app:app --host 127.0.0.1 --port "${ATTACKER_PORT}" &
A=$!
echo "Starting mock bank        -> http://127.0.0.1:${BANK_PORT}"
uv run uvicorn mock_origins.bank.app:app --host 127.0.0.1 --port "${BANK_PORT}" &
B=$!
echo "Starting mock services    -> http://127.0.0.1:${SERVICES_PORT}"
uv run uvicorn mock_origins.services.app:app --host 127.0.0.1 --port "${SERVICES_PORT}" &
S=$!

trap "echo; echo 'stopping...'; kill $A $B $S 2>/dev/null || true" INT TERM
wait