forked from svrjs/svrjs
69 lines
2.7 KiB
JavaScript
69 lines
2.7 KiB
JavaScript
//SVR.JS SimpleServe
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var http = require("http");
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var fs = require("fs");
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var mime = require("mime-types");
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var path = require("path");
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var config = {};
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if(fs.existsSync(__dirname + "/config.json")) {
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config = JSON.parse(fs.readFileSync(__dirname + "/config.json"));
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}
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var port = config.port === undefined ? 80 : config.port;
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var exposeServerVersion = config.exposeServerVersion === undefined ? true : config.exposeServerVersion;
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if(config.wwwroot) {
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process.chdir(config.wwwroot);
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}
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var version = "Nightly-20240401";
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var server = http.createServer(function (req, res) {
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var urlObject = new URL(req.url, "http://localhost");
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var filename = "";
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try {
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filename = "." + decodeURIComponent(urlObject.pathname);
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} catch(ex) {
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//Malformed URI means bad request.
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res.writeHead(400, "Bad Request", {
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"Content-Type": "text/plain",
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"Server": "SVR.JS-SimpleServe" + (exposeServerVersion ? (" " + version) : "")
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});
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res.end("400 Bad Request");
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return;
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}
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filename = filename.replace(/\\/g,"/").replace(/\/\.\.?(?=\/|$)/g,"/").replace(/\/+/g,"/"); //Poor mans URL sanitizer
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if(filename == "./") filename = "./index.html";
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var ext = path.extname(filename).substr(1); //path.extname gives "." character, so we're using substr(1) method.
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if(!config.wwwroot && (filename.toLowerCase() == "./config.json" || filename.toLowerCase() == "./" + path.basename(__filename).toLowerCase() || filename.toLowerCase().match(/^\.\/node_modules(?:$|\/)/))) {
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//Prevent leakage of some files
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res.writeHead(403, "Forbidden", {
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"Content-Type": "text/plain",
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"Server": "SVR.JS-SimpleServe" + (exposeServerVersion ? (" " + version) : "")
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});
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res.end("403 Forbidden");
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}
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fs.readFile(filename, function(err, data) {
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if(err) {
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if(err.code == "ENOENT") {
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//ENOENT means "File doesn't exist"
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res.writeHead(404, "Not Found", {
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"Content-Type": "text/plain",
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"Server": "SVR.JS-SimpleServe" + (exposeServerVersion ? (" " + version) : "")
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});
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res.end("404 Not Found");
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} else {
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res.writeHead(500, "Internal Server Error", {
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"Content-Type": "text/plain",
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"Server": "SVR.JS-SimpleServe" + (exposeServerVersion ? (" " + version) : "")
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});
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res.end("500 Internal Server Error! Reason: " + err.message);
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}
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} else {
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res.writeHead(200, "OK", {
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"Content-Type": mime.lookup(ext) || undefined,
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"Server": "SVR.JS-SimpleServe" + (exposeServerVersion ? (" " + version) : "")
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});
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res.end(data);
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}
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});
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});
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server.listen(port, function() {
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console.log("Started SVR.JS SimpleServe " + version + " server at port " + port + ".");
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});
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