290 lines
11 KiB
PowerShell
290 lines
11 KiB
PowerShell
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# Node.js 服务管理脚本 - 宁夏智慧养殖监管平台后端 (Windows版本)
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# 使用方法: .\node_manager.ps1 [start|stop|restart|status]
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param(
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[Parameter(Mandatory=$false)]
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[ValidateSet('start','stop','restart','status','logs')]
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[string]$Action = 'status'
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)
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# 配置区域
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$APP_NAME = "nxxmdata-backend"
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$ENTRY_FILE = "server.js"
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$APP_PORT = 5350
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$LOG_DIR = "logs"
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$LOG_FILE = Join-Path $LOG_DIR "$APP_NAME.log"
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$PID_FILE = "pid.$APP_NAME"
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$NODE_ENV = "production"
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# 创建日志目录
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if (-not (Test-Path $LOG_DIR)) {
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New-Item -ItemType Directory -Path $LOG_DIR | Out-Null
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Write-Host "已创建日志目录: $LOG_DIR" -ForegroundColor Green
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}
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# 检查 Node.js 是否安装
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try {
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$nodeVersion = node --version
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Write-Host "Node.js 版本: $nodeVersion" -ForegroundColor Green
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} catch {
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Write-Host "错误: Node.js 未安装或不在 PATH 中" -ForegroundColor Red
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exit 1
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}
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# 检查入口文件是否存在
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if (-not (Test-Path $ENTRY_FILE)) {
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Write-Host "错误: 入口文件 $ENTRY_FILE 不存在" -ForegroundColor Red
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exit 1
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}
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# 停止服务函数
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function Stop-App {
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Write-Host "正在停止服务: $APP_NAME" -ForegroundColor Yellow
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# 查找占用端口的进程
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$processes = Get-NetTCPConnection -LocalPort $APP_PORT -ErrorAction SilentlyContinue |
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Select-Object -ExpandProperty OwningProcess -Unique
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if ($processes) {
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foreach ($pid in $processes) {
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try {
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$process = Get-Process -Id $pid -ErrorAction SilentlyContinue
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if ($process -and $process.ProcessName -eq "node") {
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Write-Host "找到进程 PID: $pid，正在停止..." -ForegroundColor Yellow
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Stop-Process -Id $pid -Force
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Write-Host "服务已停止 (PID: $pid)" -ForegroundColor Green
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}
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} catch {
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Write-Host "停止进程失败: $_" -ForegroundColor Red
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}
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}
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# 清理 PID 文件
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if (Test-Path $PID_FILE) {
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Remove-Item $PID_FILE -Force
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}
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} else {
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Write-Host "未找到运行中的服务 (端口 $APP_PORT 未被占用)" -ForegroundColor Yellow
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}
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}
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# 启动服务函数
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function Start-App {
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Write-Host "正在启动服务: $APP_NAME" -ForegroundColor Yellow
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# 检查端口是否被占用
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$portCheck = Get-NetTCPConnection -LocalPort $APP_PORT -ErrorAction SilentlyContinue
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if ($portCheck) {
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$pid = $portCheck | Select-Object -First 1 -ExpandProperty OwningProcess
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Write-Host "错误: 端口 $APP_PORT 已被占用 (PID: $pid)" -ForegroundColor Red
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Write-Host "请先停止占用端口的进程或使用 restart 命令" -ForegroundColor Yellow
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return
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}
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# 检查 .env 文件是否存在
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if (-not (Test-Path ".env")) {
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Write-Host "警告: .env 文件不存在，将使用默认配置" -ForegroundColor Yellow
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Write-Host "建议从 env.example 复制并配置 .env 文件" -ForegroundColor Yellow
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}
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# 检查 node_modules 是否存在
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if (-not (Test-Path "node_modules")) {
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Write-Host "错误: node_modules 目录不存在" -ForegroundColor Red
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Write-Host "请先运行: npm install" -ForegroundColor Yellow
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return
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}
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# 启动 Node.js 应用
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Write-Host "启动命令: node $ENTRY_FILE" -ForegroundColor Cyan
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# 设置环境变量并启动
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$env:NODE_ENV = $NODE_ENV
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# 使用 Start-Process 启动后台进程
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$processInfo = Start-Process -FilePath "node" `
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-ArgumentList $ENTRY_FILE `
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-RedirectStandardOutput $LOG_FILE `
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-RedirectStandardError $LOG_FILE `
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-WindowStyle Hidden `
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-PassThru
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if ($processInfo) {
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$PID = $processInfo.Id
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$PID | Out-File -FilePath $PID_FILE -Encoding ASCII
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Write-Host "等待服务启动..." -ForegroundColor Yellow
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Start-Sleep -Seconds 3
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# 验证启动是否成功
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if (Get-Process -Id $PID -ErrorAction SilentlyContinue) {
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Write-Host "========================================" -ForegroundColor Green
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Write-Host "服务启动成功!" -ForegroundColor Green
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Write-Host "========================================" -ForegroundColor Green
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Write-Host "应用名称: $APP_NAME"
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Write-Host "进程 ID: $PID"
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Write-Host "监听端口: $APP_PORT"
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Write-Host "日志文件: $LOG_FILE"
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Write-Host "PID 文件: $PID_FILE"
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Write-Host "环境变量: NODE_ENV=$NODE_ENV"
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Write-Host "API 文档: http://localhost:${APP_PORT}/api-docs" -ForegroundColor Cyan
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# 检查端口监听状态
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Start-Sleep -Seconds 2
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$portCheck = Get-NetTCPConnection -LocalPort $APP_PORT -ErrorAction SilentlyContinue
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if ($portCheck) {
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Write-Host "✓ 端口 $APP_PORT 正在监听" -ForegroundColor Green
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} else {
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Write-Host "⚠ 端口 $APP_PORT 尚未监听，请检查日志" -ForegroundColor Yellow
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}
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# 显示最近的日志
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Write-Host ""
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Write-Host "最近的启动日志:" -ForegroundColor Yellow
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Write-Host "------------------------"
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if (Test-Path $LOG_FILE) {
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Get-Content $LOG_FILE -Tail 20 -ErrorAction SilentlyContinue
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}
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} else {
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Write-Host "========================================" -ForegroundColor Red
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Write-Host "服务启动失败!" -ForegroundColor Red
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Write-Host "========================================" -ForegroundColor Red
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Write-Host "请检查日志文件: $LOG_FILE" -ForegroundColor Yellow
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if (Test-Path $LOG_FILE) {
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Write-Host ""
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Write-Host "最近的错误日志:" -ForegroundColor Yellow
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Write-Host "------------------------"
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Get-Content $LOG_FILE -Tail 30 -ErrorAction SilentlyContinue
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}
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if (Test-Path $PID_FILE) {
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Remove-Item $PID_FILE -Force
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}
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exit 1
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}
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} else {
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Write-Host "启动进程失败!" -ForegroundColor Red
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exit 1
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}
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}
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# 重启服务函数
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function Restart-App {
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Write-Host "正在重启服务: $APP_NAME" -ForegroundColor Yellow
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Stop-App
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Start-Sleep -Seconds 2
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Start-App
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}
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# 状态检查函数
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function Get-AppStatus {
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Write-Host "检查服务状态: $APP_NAME" -ForegroundColor Yellow
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Write-Host "========================================"
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# 检查端口占用
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$portCheck = Get-NetTCPConnection -LocalPort $APP_PORT -ErrorAction SilentlyContinue
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if ($portCheck) {
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$pid = $portCheck | Select-Object -First 1 -ExpandProperty OwningProcess
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$process = Get-Process -Id $pid -ErrorAction SilentlyContinue
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if ($process -and $process.ProcessName -eq "node") {
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Write-Host "✓ 服务正在运行" -ForegroundColor Green
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Write-Host "----------------------------------------"
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Write-Host "进程 ID: $pid"
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Write-Host "进程名称: $($process.ProcessName)"
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Write-Host "应用名称: $APP_NAME"
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Write-Host "监听端口: $APP_PORT"
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Write-Host "启动时间: $($process.StartTime)"
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# 内存使用 (转换为 MB)
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$memoryMB = [math]::Round($process.WorkingSet64 / 1MB, 2)
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Write-Host "内存使用: $memoryMB MB"
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# CPU时间
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Write-Host "CPU 时间: $($process.CPU) 秒"
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# 端口状态
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Write-Host "端口状态: 监听中 ($APP_PORT)" -ForegroundColor Green
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# 日志文件信息
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if (Test-Path $LOG_FILE) {
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$logSize = [math]::Round((Get-Item $LOG_FILE).Length / 1KB, 2)
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Write-Host "日志大小: $logSize KB"
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Write-Host "日志文件: $LOG_FILE"
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}
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Write-Host ""
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Write-Host "最近的日志 (最后10行):" -ForegroundColor Yellow
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Write-Host "----------------------------------------"
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if (Test-Path $LOG_FILE) {
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Get-Content $LOG_FILE -Tail 10 -ErrorAction SilentlyContinue
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} else {
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Write-Host "无法读取日志文件"
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}
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} else {
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Write-Host "⚠ 端口 $APP_PORT 被其他进程占用 (PID: $pid)" -ForegroundColor Yellow
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Write-Host "进程名称: $($process.ProcessName)"
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}
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} else {
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Write-Host "✗ 服务未运行" -ForegroundColor Red
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Write-Host "使用以下命令启动: .\node_manager.ps1 start"
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}
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Write-Host "========================================"
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}
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# 查看日志函数
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function View-Logs {
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if (Test-Path $LOG_FILE) {
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Write-Host "实时查看日志 (Ctrl+C 退出):" -ForegroundColor Yellow
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Get-Content $LOG_FILE -Wait -Tail 20
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} else {
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Write-Host "日志文件不存在: $LOG_FILE" -ForegroundColor Red
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}
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}
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# 主逻辑
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switch ($Action.ToLower()) {
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'start' {
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Start-App
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}
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'stop' {
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Stop-App
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}
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'restart' {
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Restart-App
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}
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'status' {
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Get-AppStatus
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}
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'logs' {
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View-Logs
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}
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default {
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Write-Host "========================================"
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Write-Host "宁夏智慧养殖监管平台 - 服务管理脚本 (Windows)"
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Write-Host "========================================"
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Write-Host "使用方法: .\node_manager.ps1 [start|stop|restart|status|logs]"
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Write-Host ""
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Write-Host "命令说明:"
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Write-Host " start - 启动服务"
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Write-Host " stop - 停止服务"
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Write-Host " restart - 重启服务"
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Write-Host " status - 查看服务状态"
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Write-Host " logs - 实时查看日志"
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Write-Host ""
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Write-Host "配置信息:"
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Write-Host " 应用名称: $APP_NAME"
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Write-Host " 入口文件: $ENTRY_FILE"
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Write-Host " 监听端口: $APP_PORT"
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Write-Host " 日志文件: $LOG_FILE"
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Write-Host ""
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Write-Host "示例:"
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Write-Host " .\node_manager.ps1 start # 启动服务"
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Write-Host " .\node_manager.ps1 status # 查看状态"
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Write-Host " .\node_manager.ps1 logs # 查看日志"
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}
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}
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