#!/usr/bin/env bash
# 作业 7 · 在 207 上启动故障自愈 FastAPI
set -euo pipefail

DIR="/opt/workbuddy/scripts_cursor/作业7_故障自愈工作流"
PORT="${SELF_HEAL_PORT:-8780}"
PIDFILE="/tmp/vllm_self_heal_api.pid"
LOG="/tmp/vllm_self_heal_api.log"

pip3 install fastapi uvicorn paramiko -q

if [[ -f "$PIDFILE" ]] && kill -0 "$(cat "$PIDFILE")" 2>/dev/null; then
  if [[ "${FORCE_RESTART:-0}" == "1" ]]; then
    echo "restarting self_heal_api pid=$(cat "$PIDFILE")"
    kill "$(cat "$PIDFILE")" 2>/dev/null || true
    sleep 1
    rm -f "$PIDFILE"
  else
    echo "self_heal_api already running pid=$(cat "$PIDFILE")"
    curl -sf "http://127.0.0.1:${PORT}/health" && echo
    exit 0
  fi
fi

cd "$DIR"
nohup python3 -m uvicorn 作业7_self_heal_api:app \
  --host 0.0.0.0 --port "$PORT" >>"$LOG" 2>&1 &
echo $! >"$PIDFILE"
sleep 2
curl -sf "http://127.0.0.1:${PORT}/health" && echo
echo "started on :${PORT}, log=$LOG"