deploy.sh

#!/bin/bash

# 聊天应用生产环境部署脚本 - Linux版本

set -e  # 遇到错误立即退出

echo "🚀 部署聊天应用到生产环境..."
echo

# 检查是否为root用户
if [ "$EUID" -ne 0 ]; then
    echo "⚠️  建议使用sudo运行此脚本以确保权限充足"
fi

# 检查Docker是否安装
if ! command -v docker &> /dev/null; then
    echo "❌ 错误: Docker未安装"
    echo "正在安装Docker..."
    curl -fsSL https://get.docker.com -o get-docker.sh
    sh get-docker.sh
    rm get-docker.sh
    systemctl enable docker
    systemctl start docker
    echo "✅ Docker安装完成"
fi

# 检查Docker Compose是否安装
if ! command -v docker-compose &> /dev/null && ! docker compose version &> /dev/null; then
    echo "❌ 错误: Docker Compose未安装"
    echo "正在安装Docker Compose..."
    curl -L "https://github.com/docker/compose/releases/latest/download/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose
    chmod +x /usr/local/bin/docker-compose
    echo "✅ Docker Compose安装完成"
fi

# 检查Docker服务是否运行
if ! docker info &> /dev/null; then
    echo "🔄 启动Docker服务..."
    systemctl start docker
fi

echo "✅ Docker环境准备完成"
echo

# 设置脚本权限
chmod +x start.sh stop.sh start-dev.sh

# 创建生产环境配置
echo "⚙️  配置生产环境..."

# 生成随机JWT密钥
JWT_SECRET=$(openssl rand -base64 32)

# 创建生产环境配置文件
cat > .env.production << EOF
# 生产环境配置
NODE_ENV=production
MONGODB_URI=mongodb://admin:$(openssl rand -base64 12)@mongo:27017/chatapp?authSource=admin
JWT_SECRET=${JWT_SECRET}
PORT=5000
CLIENT_URL=http://localhost:3000
EOF

echo "✅ 生产环境配置完成"
echo

# 停止现有服务
echo "🛑 停止现有服务..."
if command -v docker-compose &> /dev/null; then
    docker-compose down 2>/dev/null || true
else
    docker compose down 2>/dev/null || true
fi

# 清理旧镜像
echo "🧹 清理旧镜像..."
docker system prune -f

# 构建并启动服务
echo "📦 构建并启动生产服务..."
if command -v docker-compose &> /dev/null; then
    docker-compose up --build -d
else
    docker compose up --build -d
fi

# 等待服务启动
echo "⏳ 等待服务启动..."
sleep 30

# 检查服务状态
echo "🔍 检查服务状态..."
if command -v docker-compose &> /dev/null; then
    docker-compose ps
else
    docker compose ps
fi

# 测试服务
echo "🧪 测试服务..."
if curl -f http://localhost:5000/api/health > /dev/null 2>&1; then
    echo "✅ 后端服务正常"
else
    echo "❌ 后端服务异常"
fi

if curl -f http://localhost:3000 > /dev/null 2>&1; then
    echo "✅ 前端服务正常"
else
    echo "❌ 前端服务异常"
fi

echo
echo "🎉 部署完成！"
echo
echo "🌐 前端地址: http://localhost:3000"
echo "🔧 后端API: http://localhost:5000"
echo "📊 MongoDB: localhost:27017"
echo
echo "📋 常用命令:"
echo "  - 查看日志: docker-compose logs -f"
echo "  - 重启服务: docker-compose restart"
echo "  - 停止服务: ./stop.sh"
echo "  - 更新应用: ./deploy.sh"
echo
echo "🔒 安全提醒:"
echo "  - 请修改默认密码"
echo "  - 配置防火墙规则"
echo "  - 启用HTTPS (推荐使用nginx反向代理)"
echo "  - 定期备份数据库"