#!/usr/bin/env bash
# Runs PostgreSQL (through the stock postgres entrypoint) and the peo4c bridge
# side by side, and stops the container when either of them exits.
set -euo pipefail

if [ "${1:-}" != "postgres" ]; then
    exec docker-entrypoint.sh "$@"
fi

export PEO4C_PG_DATABASE="${PEO4C_PG_DATABASE:-${POSTGRES_DB:-${POSTGRES_USER:-postgres}}}"

docker-entrypoint.sh "$@" &
pg_pid=$!

cd /opt/peo4c/bridge
gosu postgres python3 -m peo4c &
bridge_pid=$!

shutdown() {
    kill -TERM "$bridge_pid" 2>/dev/null || true
    kill -TERM "$pg_pid" 2>/dev/null || true
}
trap shutdown TERM INT

# Wait until one of the two processes exits, then stop the other one too.
set +e
wait -n "$pg_pid" "$bridge_pid"
status=$?
shutdown
wait "$pg_pid" 2>/dev/null
exit "$status"