1 var PORT = 8080;       //端口2 var DIR = 'test1';     //用于存放html的目录3 4 var http = require('http');5 var url=require('url');6 var fs=require('fs');7 var mine=require('./mine').types;8 var path=require('path');9
10 var server = http.createServer(function (request, response) {
11     var pathname = url.parse(request.url).pathname;
12     var realPath = path.join(DIR, pathname);
13     //console.log(realPath);
14     var ext = path.extname(realPath);
15     ext = ext ? ext.slice(1) : 'unknown';
16     fs.exists(realPath, function (exists) {
17         if (!exists) {
18             response.writeHead(404, {
19                 'Content-Type': 'text/plain'
20             });
21
22             response.write("This request URL " + pathname + " was not found on this server.");
23             response.end();
24         } else {
25             fs.readFile(realPath, "binary", function (err, file) {
26                 if (err) {
27                     response.writeHead(500, {
28                         'Content-Type': 'text/plain'
29                     });
30                     response.end(err);
31                 } else {
32                     var contentType = mine[ext] || "text/plain";
33                     response.writeHead(200, {
34                         'Content-Type': contentType
35                     });
36                     response.write(file, "binary");
37                     response.end();
38                 }
39             });
40         }
41     });
42 });
43 server.listen(PORT);
44 console.log("Server runing at port: " + PORT + ".");

 1 exports.types = {2   "css": "text/css",3   "gif": "image/gif",4   "html": "text/html",5   "ico": "image/x-icon",6   "jpeg": "image/jpeg",7   "jpg": "image/jpeg",8   "js": "text/javascript",9   "json": "application/json",
10   "pdf": "application/pdf",
11   "png": "image/png",
12   "svg": "image/svg+xml",
13   "swf": "application/x-shockwave-flash",
14   "tiff": "image/tiff",
15   "txt": "text/plain",
16   "wav": "audio/x-wav",
17   "wma": "audio/x-ms-wma",
18   "wmv": "video/x-ms-wmv",
19   "xml": "text/xml"
20 };

node server.js