134 lines
4.1 KiB
Bash
Executable File
134 lines
4.1 KiB
Bash
Executable File
#!/usr/bin/env bash
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# MiroSociety 前台启动 (开发模式)
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# 前置: 请先执行 ./deploy.sh 安装依赖
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# 前端: http://localhost:31400 后端: http://localhost:31401
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#
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# 直接 ./start.sh 即可启动;日志会实时输出到当前终端。
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set -euo pipefail
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SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
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FRONTEND_PORT=31400
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BACKEND_PORT=31401
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VENV_DIR="$SCRIPT_DIR/backend/.venv"
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BACKEND_DIR="$SCRIPT_DIR/backend"
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FRONTEND_DIR="$SCRIPT_DIR/frontend"
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RUN_DIR="$SCRIPT_DIR/.run"
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BACKEND_PID_FILE="$RUN_DIR/backend.pid"
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FRONTEND_PID_FILE="$RUN_DIR/frontend.pid"
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cd "$SCRIPT_DIR"
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# --- 颜色 ---
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RED='\033[0;31m'; GREEN='\033[0;32m'; YELLOW='\033[1;33m'; NC='\033[0m'
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log() { echo -e "${GREEN}[start.sh]${NC} $*"; }
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warn() { echo -e "${YELLOW}[start.sh]${NC} $*"; }
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err() { echo -e "${RED}[start.sh]${NC} $*" >&2; }
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# --- 检查依赖 ---
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for cmd in lsof npm node curl; do
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command -v "$cmd" >/dev/null 2>&1 || { err "缺少依赖命令: $cmd"; exit 1; }
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done
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[[ -x "$VENV_DIR/bin/python3" ]] || { err "未检测到 $VENV_DIR/bin/python3,请先执行 ./deploy.sh"; exit 1; }
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"$VENV_DIR/bin/python3" -c "import uvicorn" 2>/dev/null || { err "venv 缺少 uvicorn,请先执行 ./deploy.sh"; exit 1; }
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[[ -d "$FRONTEND_DIR/node_modules" ]] || { err "未检测到 frontend/node_modules,请先执行 ./deploy.sh"; exit 1; }
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mkdir -p "$RUN_DIR"
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# --- 已在跑 → 先杀 ---
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read_pid() { [[ -f "$1" ]] && cat "$1" || echo ""; }
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kill_pid_file() {
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local pid_file="$1" label="$2"
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local pid
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pid=$(read_pid "$pid_file")
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if [[ -n "$pid" ]] && kill -0 "$pid" 2>/dev/null; then
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kill "$pid" 2>/dev/null || true
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for _ in $(seq 1 10); do
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kill -0 "$pid" 2>/dev/null || break
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sleep 0.3
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done
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kill -9 "$pid" 2>/dev/null || true
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log "$label 已停止 (pid=$pid)"
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fi
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rm -f "$pid_file"
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}
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free_port() {
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local port="$1"
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local pids
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pids=$(lsof -ti tcp:"$port" 2>/dev/null || true)
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if [[ -n "$pids" ]]; then
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warn "端口 $port 被占用 (pid: $pids),正在终止..."
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# shellcheck disable=SC2086
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kill -9 $pids 2>/dev/null || true
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sleep 1
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fi
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}
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# --- 健康检查 ---
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wait_for() {
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local url="$1" name="$2"
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for _ in $(seq 1 30); do
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if curl -sf "$url" >/dev/null 2>&1; then
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log "$name 已启动 ✓ ($url)"
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return 0
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fi
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sleep 1
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done
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err "$name 启动超时,请检查当前终端中的服务日志"
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return 1
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}
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# --- 启动后端与前端 ---
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# 先停止旧前端，避免它在后端启动期间继续转发请求并打印 ECONNREFUSED。
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free_port "$FRONTEND_PORT"
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kill_pid_file "$FRONTEND_PID_FILE" "前端"
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free_port "$BACKEND_PORT"
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kill_pid_file "$BACKEND_PID_FILE" "后端"
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log "启动后端 FastAPI @ :$BACKEND_PORT (前台，日志输出到当前终端)"
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(
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cd "$BACKEND_DIR"
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HOST=0.0.0.0 PORT="$BACKEND_PORT" \
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"$VENV_DIR/bin/python3" -m uvicorn app.main:app \
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--host 0.0.0.0 --port "$BACKEND_PORT"
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) &
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BACKEND_PID=$!
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echo "$BACKEND_PID" >"$BACKEND_PID_FILE"
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# 先确认后端已经开始监听，再启动前端，避免 Vite 代理在启动窗口内报 ECONNREFUSED。
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if ! wait_for "http://localhost:$BACKEND_PORT/health" "后端"; then
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kill "$BACKEND_PID" 2>/dev/null || true
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rm -f "$BACKEND_PID_FILE"
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exit 1
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fi
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log "启动前端 Vite @ :$FRONTEND_PORT (前台，日志输出到当前终端)"
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(
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cd "$FRONTEND_DIR"
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exec npx vite
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) &
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FRONTEND_PID=$!
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echo "$FRONTEND_PID" >"$FRONTEND_PID_FILE"
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# Ctrl-C/退出时同时停止两个前台子进程，避免残留监听端口。
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cleanup() {
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trap - INT TERM EXIT
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kill "$BACKEND_PID" "$FRONTEND_PID" 2>/dev/null || true
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wait "$BACKEND_PID" "$FRONTEND_PID" 2>/dev/null || true
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rm -f "$BACKEND_PID_FILE" "$FRONTEND_PID_FILE"
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}
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trap cleanup INT TERM EXIT
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# 前端在后端就绪后才启动，因此这里只需检查前端本身。
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wait_for "http://localhost:$FRONTEND_PORT" "前端" || true
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echo
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log "全部就绪 ✓"
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echo -e " ${GREEN}前端:${NC} http://localhost:$FRONTEND_PORT"
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echo -e " ${GREEN}后端:${NC} http://localhost:$BACKEND_PORT (健康检查: /health)"
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echo -e " ${GREEN}日志:${NC} 当前终端 (按 Ctrl-C 停止)"
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# 保持当前终端占用，实时显示两个服务的日志。
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wait "$BACKEND_PID" "$FRONTEND_PID"
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