增加数据访问统计

index.js

@@ -11,6 +11,17 @@ const cacheDir = pathModule.join(__dirname, '.cache');
 const args = process.argv.slice(2);
 const pathIndex = {};
 
+// 增加访问计数器
+const viewsInfo = {
+    // 请求次数
+    request: 0,
+    // 缓存命中次数
+    cacheHit: 0,
+    // API调用次数
+    apiCall: 0,
+};
+
+// 默认端口号和 API 地址
 let port = 9001;
 let apiEndpoint = 'https://oss.x-php.com/alist/link';
 
@@ -41,14 +52,13 @@ setInterval(() => {
             delete pathIndex[key];
         }
     }
-}, 60 * 60 * 1000); // 每隔 1 小时执行一次
+}, 60 * 60 * 1000);  // 每隔 1 小时执行一次
 
 // 处理请求并返回数据
 const server = http.createServer(async (req, res) => {
 
     req.url = req.url.replace(/\/{2,}/g, '/');
 
-
     if (req.url === '/favicon.ico') {
         res.writeHead(204);
         res.end();
@@ -65,6 +75,7 @@ const server = http.createServer(async (req, res) => {
                 port: port,
                 cacheDir: cacheDir,
                 pathIndexCount: Object.keys(pathIndex).length,
+                viewsInfo: viewsInfo
             }
         }));
         return;
@@ -80,6 +91,9 @@ const server = http.createServer(async (req, res) => {
         return;
     }
 
+    // 增加请求次数
+    viewsInfo.request++;
+
     const uniqidhex = crypto.createHash('md5').update(reqPath + sign).digest('hex');
 
     let cacheMetaFile = '';
@@ -92,9 +106,17 @@ const server = http.createServer(async (req, res) => {
     }
 
     if (pathIndex[uniqidhex] && isCacheValid(cacheMetaFile, cacheContentFile)) {
+
+        // 增加缓存命中次数
+        viewsInfo.cacheHit++;
+
         serveFromCache(cacheMetaFile, cacheContentFile, res);
     } else {
         try {
+
+            // 增加 API 调用次数
+            viewsInfo.apiCall++;
+
             const apiData = await fetchApiData(reqPath, sign);
             if (apiData.code === 200 && apiData.data && apiData.data.url) {
                 const { url: realUrl, cloudtype, expiration, path, headers, uniqid } = apiData.data;