feat: 添加 OSS 存储配额功能

- 数据库：添加 oss_storage_quota 字段（0 表示无限制）
- 后端：登录/用户信息返回 OSS 配额
- 后端：管理员可设置用户 OSS 配额
- 后端：上传时检查 OSS 配额限制
- 前端：管理员编辑用户增加 OSS 配额设置
- 前端：用户文件页面显示 OSS 使用量和配额

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

backend/database.js

@@ -1247,6 +1247,23 @@ function migrateToOss() {
   }
 }
 
+
+// 数据库版本迁移 - 添加 OSS 配额字段
+function migrateAddOssQuota() {
+  try {
+    const columns = db.prepare("PRAGMA table_info(users)").all();
+    const hasOssQuota = columns.some(col => col.name === 'oss_storage_quota');
+    
+    if (!hasOssQuota) {
+      console.log('[数据库迁移] 添加 OSS 配额字段...');
+      db.exec();
+      console.log('[数据库迁移] ✅ OSS 配额字段已添加 (默认 0 表示无限制)');
+    }
+  } catch (error) {
+    console.error('[数据库迁移] OSS 配额迁移失败:', error);
+  }
+}
+
 // 系统日志操作
 const SystemLogDB = {
   // 日志级别常量
@@ -1432,6 +1449,7 @@ initDefaultSettings();
 migrateToV2(); // 执行数据库迁移
 migrateThemePreference(); // 主题偏好迁移
 migrateToOss(); // SFTP → OSS 迁移
+migrateAddOssQuota(); // 添加 OSS 配额字段
 
 module.exports = {
   db,

backend/server.js

@@ -1897,6 +1897,7 @@ app.post('/api/login',
           current_storage_type: user.current_storage_type || 'oss',
           local_storage_quota: user.local_storage_quota || 1073741824,
           local_storage_used: user.local_storage_used || 0,
+          oss_storage_quota: user.oss_storage_quota || 0, // 0 表示无限制
           // OSS配置来源（重要：用于前端判断是否使用OSS直连上传）
           oss_config_source: SettingsDB.hasUnifiedOssConfig() ? 'unified' : (user.has_oss_config ? 'personal' : 'none')
         }
@@ -2986,6 +2987,7 @@ app.get('/api/files/upload-signature', authMiddleware, async (req, res) => {
   const filename = req.query.filename;
   const uploadPath = req.query.path || '/'; // 上传目标路径
   const contentType = req.query.contentType || 'application/octet-stream';
+  const fileSize = parseInt(req.query.fileSize, 10) || 0;
 
   if (!filename) {
     return res.status(400).json({
@@ -3036,6 +3038,25 @@ app.get('/api/files/upload-signature', authMiddleware, async (req, res) => {
     });
   }
 
+  // OSS 配额检查（0 表示无限制）
+  const ossQuota = req.user.oss_storage_quota || 0;
+  if (ossQuota > 0 && fileSize > 0) {
+    // 获取当前 OSS 使用量
+    const { getOssUsage } = require('./storage');
+    try {
+      const ossUsage = await getOssUsage(req.user);
+      const currentUsed = ossUsage?.totalSize || 0;
+      if (currentUsed + fileSize > ossQuota) {
+        return res.status(400).json({
+          success: false,
+          message: 
+        });
+      }
+    } catch (usageErr) {
+      console.warn('[OSS配额检查] 获取使用量失败，跳过检查:', usageErr.message);
+    }
+  }
+
   try {
     const { S3Client, PutObjectCommand } = require('@aws-sdk/client-s3');
     const { getSignedUrl } = require('@aws-sdk/s3-request-presigner');
@@ -3169,6 +3190,25 @@ app.get('/api/files/download-url', authMiddleware, async (req, res) => {
     });
   }
 
+  // OSS 配额检查（0 表示无限制）
+  const ossQuota = req.user.oss_storage_quota || 0;
+  if (ossQuota > 0 && fileSize > 0) {
+    // 获取当前 OSS 使用量
+    const { getOssUsage } = require('./storage');
+    try {
+      const ossUsage = await getOssUsage(req.user);
+      const currentUsed = ossUsage?.totalSize || 0;
+      if (currentUsed + fileSize > ossQuota) {
+        return res.status(400).json({
+          success: false,
+          message: 
+        });
+      }
+    } catch (usageErr) {
+      console.warn('[OSS配额检查] 获取使用量失败，跳过检查:', usageErr.message);
+    }
+  }
+
   try {
     const { S3Client, GetObjectCommand } = require('@aws-sdk/client-s3');
     const { getSignedUrl } = require('@aws-sdk/s3-request-presigner');
@@ -5251,7 +5291,8 @@ app.get('/api/admin/users', authMiddleware, adminMiddleware, (req, res) => {
         storage_permission: u.storage_permission || 'oss_only',
         current_storage_type: u.current_storage_type || 'oss',
         local_storage_quota: u.local_storage_quota || 1073741824,
-        local_storage_used: u.local_storage_used || 0
+        local_storage_used: u.local_storage_used || 0,
+        oss_storage_quota: u.oss_storage_quota || 0
       }))
     });
   } catch (error) {
@@ -5847,7 +5888,7 @@ app.post('/api/admin/users/:id/storage-permission',
 
     try {
       const { id } = req.params;
-      const { storage_permission, local_storage_quota } = req.body;
+      const { storage_permission, local_storage_quota, oss_storage_quota } = req.body;
 
       // 参数验证：验证 ID 格式
       const userId = parseInt(id, 10);
@@ -5860,10 +5901,15 @@ app.post('/api/admin/users/:id/storage-permission',
 
       const updates = { storage_permission };
 
-      // 如果提供了配额，更新配额（单位：字节）
+      // 如果提供了本地配额，更新本地配额（单位：字节）
       if (local_storage_quota !== undefined) {
         updates.local_storage_quota = parseInt(local_storage_quota, 10);
       }
+      
+      // 如果提供了 OSS 配额，更新 OSS 配额（单位：字节，0 表示无限制）
+      if (oss_storage_quota !== undefined) {
+        updates.oss_storage_quota = parseInt(oss_storage_quota, 10);
+      }
 
       // 根据权限设置自动调整存储类型
       const user = UserDB.findById(userId);

ecosystem.config.js

@@ -0,0 +1,14 @@
+module.exports = {
+  apps: [{
+    name: 'vue-driven-cloud',
+    script: './backend/server.js',
+    cwd: '/www/wwwroot/vue-driven-cloud-storage',
+    env: {
+      NODE_ENV: 'production',
+      PORT: 40001,
+      TRUST_PROXY: '1',
+      ENFORCE_HTTPS: 'true',
+      COOKIE_SECURE: 'true'
+    }
+  }]
+};

frontend/app.html

@@ -1808,8 +1808,10 @@
                     <i class="fas fa-exclamation-triangle"></i> {{ ossUsageError }}
                   </div>
                   <div v-else-if="ossUsage" style="font-size: 13px; font-weight: 600; color: #4b5fc9;">
-                    {{ ossUsage.totalSizeFormatted }}
+                    {{ ossUsage.totalSizeFormatted }} 
-                    <span style="font-weight: 400; color: var(--text-muted); font-size: 12px;">（{{ ossUsage.fileCount }} 文件）</span>
+                    <span v-if="ossQuota > 0" style="font-weight: 400; color: var(--text-muted);">/ {{ formatBytes(ossQuota) }}</span>
+                    <span v-else style="font-weight: 400; color: var(--text-muted);">/ 无限制</span>
+                    <div style="font-weight: 400; color: var(--text-muted); font-size: 12px; margin-top: 4px;">{{ ossUsage.fileCount }} 文件</div>
                   </div>
                   <div v-else style="font-size: 12px; color: var(--text-muted);">点击刷新查看</div>
                 </div>
@@ -3109,7 +3111,19 @@
             • 默认配额: 1GB<br>
             • 当前配额: {{ editStorageForm.local_storage_quota_value }} {{ editStorageForm.quota_unit }}
               ({{ editStorageForm.quota_unit === 'GB' ? (editStorageForm.local_storage_quota_value * 1024).toFixed(0) : editStorageForm.local_storage_quota_value }} MB)<br>
-            • 配额仅影响本地存储，OSS存储不受此限制
+            • 本地配额默认: 1GB | OSS配额默认: 无限制
+          </div>
+        </div>
+
+        <!-- OSS 存储配额 -->
+        <div class="form-group">
+          <label class="form-label">OSS 存储配额 <span style="color: var(--text-muted); font-weight: normal;">(0 = 无限制)</span></label>
+          <div style="display: flex; gap: 10px;">
+            <input type="number" class="form-input" v-model.number="editStorageForm.oss_storage_quota_value" min="0" max="102400" step="1" style="flex: 1;">
+            <select class="form-input" v-model="editStorageForm.oss_quota_unit" style="width: 100px;">
+              <option value="GB">GB</option>
+              <option value="MB">MB</option>
+            </select>
           </div>
         </div>
 

frontend/app.js

@@ -239,6 +239,7 @@ createApp({
       storagePermission: 'oss_only', // 存储权限
       localQuota: 0, // 本地存储配额（字节）
       localUsed: 0, // 本地存储已使用（字节）
+      ossQuota: 0, // OSS 存储配额（字节，0表示无限制）
 
 
       // 右键菜单
@@ -653,6 +654,7 @@ handleDragLeave(e) {
           this.storageType = this.user.current_storage_type || 'oss';
           this.localQuota = this.user.local_storage_quota || 0;
           this.localUsed = this.user.local_storage_used || 0;
+          this.ossQuota = this.user.oss_storage_quota || 0;
 
           console.log('[登录] 存储权限:', this.storagePermission, '存储类型:', this.storageType, 'OSS配置:', this.user.oss_config_source);
 
@@ -1157,6 +1159,7 @@ handleDragLeave(e) {
           this.storageType = this.user.current_storage_type || 'oss';
           this.localQuota = this.user.local_storage_quota || 0;
           this.localUsed = this.user.local_storage_used || 0;
+          this.ossQuota = this.user.oss_storage_quota || 0;
 
           console.log('[页面加载] Cookie验证成功，存储权限:', this.storagePermission, '存储类型:', this.storageType);
 
@@ -1912,7 +1915,8 @@ handleDragLeave(e) {
           params: {
             filename: file.name,
             path: this.currentPath,
-            contentType: file.type || 'application/octet-stream'
+            contentType: file.type || 'application/octet-stream',
+            fileSize: file.size
           }
         });
 
@@ -2655,6 +2659,23 @@ handleDragLeave(e) {
         this.editStorageForm.quota_unit = 'MB';
       }
       
+      // OSS 配额初始化
+      const ossQuotaBytes = user.oss_storage_quota || 0;
+      if (ossQuotaBytes === 0) {
+        this.editStorageForm.oss_storage_quota_value = 0;
+        this.editStorageForm.oss_quota_unit = "GB";
+      } else {
+        const ossQuotaMB = ossQuotaBytes / 1024 / 1024;
+        const ossQuotaGB = ossQuotaMB / 1024;
+        if (ossQuotaMB >= 1024 && ossQuotaMB % 1024 === 0) {
+          this.editStorageForm.oss_storage_quota_value = ossQuotaGB;
+          this.editStorageForm.oss_quota_unit = "GB";
+        } else {
+          this.editStorageForm.oss_storage_quota_value = Math.round(ossQuotaMB);
+          this.editStorageForm.oss_quota_unit = "MB";
+        }
+      }
+      
       this.showEditStorageModal = true;
     },
 
@@ -2669,11 +2690,22 @@ handleDragLeave(e) {
           quotaBytes = this.editStorageForm.local_storage_quota_value * 1024 * 1024;
         }
 
+        // 计算 OSS 配额字节数
+        let ossQuotaBytes = 0;
+        if (this.editStorageForm.oss_storage_quota_value > 0) {
+          if (this.editStorageForm.oss_quota_unit === "GB") {
+            ossQuotaBytes = this.editStorageForm.oss_storage_quota_value * 1024 * 1024 * 1024;
+          } else {
+            ossQuotaBytes = this.editStorageForm.oss_storage_quota_value * 1024 * 1024;
+          }
+        }
+
         const response = await axios.post(
           `${this.apiBase}/api/admin/users/${this.editStorageForm.userId}/storage-permission`,
           {
             storage_permission: this.editStorageForm.storage_permission,
-            local_storage_quota: quotaBytes
+            local_storage_quota: quotaBytes,
+            oss_storage_quota: ossQuotaBytes
           },
         );
 

package-lock.json

@@ -0,0 +1,6 @@
+{
+  "name": "vue-driven-cloud-storage",
+  "lockfileVersion": 3,
+  "requires": true,
+  "packages": {}
+}