#!/usr/bin/env bash
# 容器入口:迁移 → 启动自检 → api 与 worker 两个进程互相看护。
# 任一进程退出就停掉另一个并以非 0 退出,把"半死容器"变成整体退出,交给 restart 策略自愈。
set -euo pipefail

BIN=/app/umt-server

"$BIN" --role migrate
"$BIN" --role preflight

"$BIN" --role api &
api_pid=$!
"$BIN" --role worker &
worker_pid=$!

stop_all() {
  kill -TERM "$api_pid" "$worker_pid" 2>/dev/null || true
  wait "$api_pid" "$worker_pid" 2>/dev/null || true
}

on_signal() {
  echo "entrypoint: 收到 $1,停止 api 与 worker" >&2
  stop_all
  exit 0
}
trap 'on_signal SIGTERM' TERM
trap 'on_signal SIGINT' INT

set +e
wait -n "$api_pid" "$worker_pid"
code=$?
set -e
echo "entrypoint: 有进程退出(code=$code),停止其余进程" >&2
stop_all
# 常驻进程不应自行正常退出;按失败处理以触发重启
if [ "$code" -eq 0 ]; then code=1; fi
exit "$code"