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backend/fix_dependencies.sh

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+#!/bin/bash
+
+# 依赖修复脚本 - 解决email-validator缺失问题
+
+echo "=== 云盘后端依赖修复工具 ==="
+
+# 检查当前用户
+echo "当前用户: $(whoami)"
+echo "用户ID: $EUID"
+
+# 1. 检查Python环境
+echo ""
+echo "1. 检查Python环境..."
+if ! command -v python3 &> /dev/null; then
+    echo "错误: 未找到python3"
+    exit 1
+fi
+echo "✓ Python版本: $(python3 --version)"
+
+# 2. 检查pip
+echo ""
+echo "2. 检查pip..."
+if ! command -v pip3 &> /dev/null; then
+    echo "错误: 未找到pip3"
+    exit 1
+fi
+echo "✓ pip版本: $(pip3 --version)"
+
+# 3. 升级pip
+echo ""
+echo "3. 升级pip..."
+if [ "$EUID" -eq 0 ]; then
+    pip3 install --upgrade pip
+else
+    pip3 install --user --upgrade pip
+fi
+echo "✓ pip升级完成"
+
+# 4. 安装email-validator（单独安装确保成功）
+echo ""
+echo "4. 安装email-validator..."
+if [ "$EUID" -eq 0 ]; then
+    pip3 install email-validator
+else
+    pip3 install --user email-validator
+fi
+
+if [ $? -eq 0 ]; then
+    echo "✓ email-validator安装成功"
+else
+    echo "✗ email-validator安装失败"
+    exit 1
+fi
+
+# 5. 验证email-validator安装
+echo ""
+echo "5. 验证email-validator安装..."
+python3 -c "import email_validator; print('✓ email-validator导入成功')" || {
+    echo "✗ email-validator验证失败"
+    exit 1
+}
+
+# 6. 安装其他核心依赖
+echo ""
+echo "6. 安装其他核心依赖..."
+CORE_PACKAGES="fastapi uvicorn sqlalchemy pymysql redis python-jose passlib python-multipart pydantic pydantic-settings httpx python-dotenv alembic bcrypt"
+
+if [ "$EUID" -eq 0 ]; then
+    pip3 install $CORE_PACKAGES
+else
+    pip3 install --user $CORE_PACKAGES
+fi
+
+if [ $? -eq 0 ]; then
+    echo "✓ 核心依赖安装成功"
+else
+    echo "✗ 核心依赖安装失败"
+    exit 1
+fi
+
+# 7. 验证核心包导入
+echo ""
+echo "7. 验证核心包导入..."
+python3 -c "
+try:
+    import fastapi, uvicorn, sqlalchemy, pymysql, redis, jose, passlib, pydantic, httpx, alembic
+    print('✓ 所有核心包导入成功')
+except ImportError as e:
+    print(f'✗ 包导入失败: {e}')
+    exit(1)
+" || exit 1
+
+# 8. 测试Pydantic配置
+echo ""
+echo "8. 测试Pydantic配置..."
+python3 -c "
+try:
+    from pydantic import BaseModel, EmailStr
+    print('✓ Pydantic EmailStr类型可用')
+except Exception as e:
+    print(f'✗ Pydantic EmailStr测试失败: {e}')
+    print('尝试重新安装pydantic[email]...')
+    exit(1)
+" || {
+    echo "重新安装pydantic[email]..."
+    if [ "$EUID" -eq 0 ]; then
+        pip3 install "pydantic[email]"
+    else
+        pip3 install --user "pydantic[email]"
+    fi
+}
+
+# 9. 测试应用导入
+echo ""
+echo "9. 测试应用核心模块导入..."
+python3 -c "
+import sys
+sys.path.insert(0, '.')
+try:
+    from app.core.config import settings
+    print('✓ 应用配置模块导入成功')
+except Exception as e:
+    print(f'✗ 应用配置导入失败: {e}')
+    print('可能需要检查应用代码')
+    exit(1)
+" || {
+    echo "应用导入测试失败，但依赖已安装"
+}
+
+echo ""
+echo "=== 依赖修复完成 ==="
+echo ""
+echo "已成功安装的包:"
+echo "- email-validator (邮件验证)"
+echo "- fastapi (Web框架)"
+echo "- uvicorn (ASGI服务器)"
+echo "- sqlalchemy (ORM)"
+echo "- pymysql (MySQL驱动)"
+echo "- redis (Redis客户端)"
+echo "- python-jose (JWT处理)"
+echo "- passlib (密码处理)"
+echo "- pydantic (数据验证)"
+echo "- httpx (HTTP客户端)"
+echo "- alembic (数据库迁移)"
+echo "- bcrypt (密码哈希)"
+echo ""
+echo "现在可以运行应用:"
+echo "python3 main.py"
+echo ""
+echo "或使用部署脚本:"
+echo "./quick_deploy_linux.sh"