Replaced some blocking calls in favor of non-blocking ones and also formatted the code.
This commit is contained in:
Dorian Niemiec
svrjs
parent
17c09db695
commit
5c67e6b7a6
2 changed files with 350 additions and 201 deletions
259
index.js
259
index.js
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@ -9,23 +9,40 @@ var version = "UNKNOWN";
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try {
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version = JSON.parse(fs.readFileSync(__dirname + "/mod.info")).version;
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} catch (ex) {
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//Can"t determine version
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// Can't determine version
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}
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var configJSONS = JSON.parse(fs.readFileSync("config.json")); // Read configuration JSON
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function Mod() {}
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Mod.prototype.callback = function callback(req, res, serverconsole, responseEnd, href, ext, uobject, search, defaultpage, users, page404, head, foot, fd, elseCallback, configJSON, callServerError, getCustomHeaders, origHref, redirect, parsePostData) {
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Mod.prototype.callback = function (req, res, serverconsole, responseEnd, href, ext, uobject, search, defaultpage, users, page404, head, foot, fd, elseCallback, configJSON, callServerError, getCustomHeaders, origHref, redirect, parsePostData) {
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return function () {
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if (!configJSON) configJSON = configJSONS;
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if (!configJSON) {
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configJSON = configJSONS;
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}
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if (!getCustomHeaders) {
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var bheaders = JSON.parse(JSON.stringify(configJSON.customHeaders));
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} else {
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var bheaders = getCustomHeaders();
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}
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bheaders["Content-Type"] = "text/html" //HTML output
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if (!getCustomHeaders) bheaders["Server"] = "SVR.JS/" + configJSON.version + " (" + os.platform()[0].toUpperCase() + os.platform().slice(1) + ")"; //Add Server header
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bheaders["Content-Type"] = "text/html"; // HTML output
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if (!getCustomHeaders) {
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bheaders["Server"] =
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"SVR.JS/" +
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configJSON.version +
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" (" +
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os.platform()[0].toUpperCase() +
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os.platform().slice(1) +
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")"; // Add Server header
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}
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var abheaders = JSON.parse(JSON.stringify(bheaders));
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function executeCGI(fname, req, res, dh, nEnv) {
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// Function to execute CGI scripts
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var env = JSON.parse(JSON.stringify(process.env));
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var nEnvKeys = Object.keys(nEnv);
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for (var i = 0; i < nEnvKeys.length; i++) {
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@ -44,12 +61,29 @@ Mod.prototype.callback = function callback(req, res, serverconsole, responseEnd,
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".pyw": ["python"],
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".rb": ["ruby"],
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".php": ["php-cgi"]
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}
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};
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var exttointerpreteruser = {};
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fs.readFile(__dirname + "/redbrick-interpreters.json", function (err, data) {
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if (!err) {
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try {
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exttointerpreteruser = JSON.parse(fs.readFileSync(__dirname + "/redbrick-interpreters.json"));
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exttointerpreteruser = JSON.parse(data.toString());
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} catch (ex) {}
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var script = fs.readFileSync(fname).toString();
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}
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fs.readFile(fname, function (err, data) {
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if (err) {
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if (!callServerError) {
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res.writeHead(500, {
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"Content-Type": "text/html",
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"Server": "RedBrick/" + version
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});
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res.end("<html><head></head><body><h1>RedBrick Error!</h1><p>Reason: " + err.message + "</p></body></html>");
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} else {
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callServerError(500, "RedBrick/" + version, err);
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}
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return;
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}
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var script = data.toString();
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var fl = script.replace(/[\r\n]+/g, "\n").split("\n")[0];
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if (fl[0] == undefined) fl[0] = "";
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var ext = path.extname(fname);
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@ -66,15 +100,24 @@ Mod.prototype.callback = function callback(req, res, serverconsole, responseEnd,
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var lns = script.split("\n");
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if (lns.length < 2) lns = script.split("\r");
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if (lns.length > 1) lns.shift();
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try {
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fs.writeFileSync(__dirname + "/../../../temp/" + tempID, lns.join(require("os").EOL));
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} catch (ex) {
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res.writeHead(500, {
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"Content-Type": "text/html",
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"Server": "RedBrick/" + version
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});
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res.end("<html><head></head><body><h1>RedBrick Error!</h1><p>Reason: " + ex.message + "</p></body></html>");
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return;
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}
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args.push(fname);
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filename = args.shift();
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} else {
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filename = (process.cwd() + (os.platform() == "win32" ? "\\" + fname.replace(/\//g, "\\") : "/" + fname)).replace(os.platform() == "win32" ? /\\+/ : /\/+/, os.platform() == "win32" ? "\\" : "/")
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filename = (process.cwd() + (os.platform() == "win32" ? "\\" + fname.replace(/\//g, "\\") : "/" + fname)).replace(os.platform() == "win32" ? /\\+/ : /\/+/, os.platform() == "win32" ? "\\" : "/");
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args = [];
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}
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} else if (fl.indexOf("\x7fELF") == 0 || fl.indexOf("MZ") == 0) {
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filename = (process.cwd() + (os.platform() == "win32" ? "\\" + fname.replace(/\//g, "\\") : "/" + fname)).replace(os.platform() == "win32" ? /\\+/ : /\/+/, os.platform() == "win32" ? "\\" : "/")
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filename = (process.cwd() + (os.platform() == "win32" ? "\\" + fname.replace(/\//g, "\\") : "/" + fname)).replace(os.platform() == "win32" ? /\\+/ : /\/+/, os.platform() == "win32" ? "\\" : "/");
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args = [];
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} else {
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args = exttointerpreteruser[ext];
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@ -123,12 +166,14 @@ Mod.prototype.callback = function callback(req, res, serverconsole, responseEnd,
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var msg = "OK";
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if (bheaders[0].indexOf("HTTP/") == 0) {
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var heada = bheaders.shift();
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code = heada.split(" ")[1];
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if (heada.split(" ")[2] !== undefined) msg = heada.split(" ").splice(2).join(" ");
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var hso = heada.split(" ");
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code = hso[1];
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if (hso[2] !== undefined) msg = heada.split(" ").splice(2).join(" ");
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} else if (bheaders[0].indexOf(":") == -1) {
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var heada = bheaders.shift();
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code = heada.split(" ")[0];
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if (heada.split(" ")[1] !== undefined) msg = heada.split(" ").splice(1).join(" ");
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var hso = heada.split(" ");
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code = hso[0];
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if (hso[1] !== undefined) msg = heada.split(" ").splice(1).join(" ");
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}
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for (var i = 0; i < bheaders.length; i++) {
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var headerp = bheaders[i].split(": ");
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@ -165,11 +210,11 @@ Mod.prototype.callback = function callback(req, res, serverconsole, responseEnd,
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} else {
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if (cned && !res.finished) res.write(data);
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}
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}
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};
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if (interpreter.stdout) {
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interpreter.stdout.on("data", dataHandler);
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interpreter.stderr.on("data", function (data) {
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stderr += data.toString()
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stderr += data.toString();
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});
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req.pipe(interpreter.stdin);
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interpreter.on("exit", (code, signal) => {
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@ -186,20 +231,38 @@ Mod.prototype.callback = function callback(req, res, serverconsole, responseEnd,
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}
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});
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}
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});
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});
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}
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function executeCGIWithEnv(a, b, req, res, pubip, port, software, dh) {
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// Function to set up environment variables and execute CGI scripts
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var nEnv = {};
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if (req.headers.authorization) {
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nEnv["AUTH_TYPE"] = req.headers.authorization.split(" ")[0];
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if (nEnv["AUTH_TYPE"] == "Basic") {
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var remoteCred = req.headers.authorization.split(" ")[1];
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if (!remoteCred) {
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nEnv["REMOTE_USER"] = "redbrick_cgi_invalid_user";
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} else {
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var remoteCredDecoded = Buffer.from(remoteCred, "base64").toString("utf8");
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nEnv["REMOTE_USER"] = remoteCredDecoded.split(":")[0];
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}
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} else {
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nEnv["REMOTE_USER"] = "svrjs_this_property_is_not_yet_supported_by_redbrick_cgi";
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}
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}
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nEnv["QUERY_STRING"] = req.url.split("?")[1];
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if (nEnv["QUERY_STRING"] == undefined || nEnv["QUERY_STRING"] == "undefined") nEnv["QUERY_STRING"] = "";
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nEnv["SERVER_SOFTWARE"] = software;
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nEnv["SERVER_PROTOCOL"] = "HTTP/" + req.httpVersion;
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nEnv["SERVER_PORT"] = port;
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nEnv["SERVER_ADDR"] = pubip.replace(/^::ffff:/i, "");
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if (nEnv["SERVER_ADDR"].indexOf(":") != -1) nEnv["SERVER_ADDR"] = "[" + nEnv["SERVER_ADDR"] + "]";
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nEnv["SERVER_NAME"] = req.headers.host;
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nEnv["DOCUMENT_ROOT"] = process.cwd();
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nEnv["PATH_INFO"] = b;
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nEnv["PATH_TRANSLATED"] = (process.cwd() + (require("os").platform == "win32" ? b.replace(/\//g, "\\") : b)).replace((require("os").platform == "win32" ? /\\\\/g : /\/\//g), (require("os").platform == "win32" ? "\\" : "/"));
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nEnv["PATH_INFO"] = decodeURI(b);
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nEnv["PATH_TRANSLATED"] = b ? decodeURI((process.cwd() + (require("os").platform == "win32" ? b.replace(/\//g, "\\") : b)).replace((require("os").platform == "win32" ? /\\\\/g : /\/\//g), (require("os").platform == "win32" ? "\\" : "/"))) : "";
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nEnv["REQUEST_METHOD"] = req.method;
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nEnv["GATEWAY_INTERFACE"] = "CGI/1.1";
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nEnv["REQUEST_URI"] = req.url;
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@ -218,94 +281,180 @@ Mod.prototype.callback = function callback(req, res, serverconsole, responseEnd,
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}
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executeCGI("." + a, req, res, dh, nEnv);
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}
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if (href.indexOf("/cgi-bin") == 0) {
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try {
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if (fs.existsSync("." + href)) {
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fs.stat("." + href, function (err, stats) {
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if (err && err.code == "ENOENT") {
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var invokeElseCallback = false;
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try {
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invokeElseCallback = !fs.statSync("." + href).isFile();
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invokeElseCallback = stats.isFile();
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} catch (ex) {}
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if (invokeElseCallback) {
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elseCallback();
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} else {
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try {
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try {
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executeCGIWithEnv(href, "", req, res, req.socket.localAddress, req.socket.localPort, (getCustomHeaders ? (getCustomHeaders()["Server"] + " RedBrick/" + version) : ("SVR.JS/" + configJSON.version + " (" + os.platform()[0].toUpperCase() + os.platform().slice(1) + "; Node.JS/" + process.version + ") RedBrick/" + version)), bheaders);
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executeCGIWithEnv(
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href,
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"",
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req,
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res,
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req.socket.localAddress,
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req.socket.localPort,
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getCustomHeaders ?
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getCustomHeaders()["Server"] +
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" RedBrick/" +
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version :
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"SVR.JS/" +
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configJSON.version +
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" (" +
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os.platform()[0].toUpperCase() +
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os.platform().slice(1) +
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"; Node.JS/" +
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process.version +
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") RedBrick/" +
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version,
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bheaders
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);
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} catch (ex) {
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if (!callServerError) {
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res.writeHead(500, "Internal Server Error", abheaders);
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res.write("<html><head><title>500 Internal Server Error</title></head><body><h1>500 Internal Server Error</h1><p>A server had unexcepted execption. Below, stack of the error is shown: </p><code>" + ex.stack.replace(/\r\n/g, "<br/>").replace(/\n/g, "<br/>").replace(/\r/g, "<br/>").replace(/ /g, " ") + "</code><p>Please contact with developer/administrator of the website.</p><p style=\"font-style: italic; font-weight: normal;\">SVR.JS " + configJSON.version + " (" + os.platform()[0].toUpperCase() + os.platform().slice(1) + "; Node.JS/" + process.version + ") RedBrick/" + version + " " + (req.headers.host == undefined ? "" : " on " + req.headers.host) + "</p></body></html>");
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res.write(
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"<html><head><title>500 Internal Server Error</title></head><body><h1>500 Internal Server Error</h1><p>A server had unexpected exception. Below, the stack trace of the error is shown:</p><code>" +
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ex.stack.replace(/\r\n/g, "<br/>").replace(/\n/g, "<br/>").replace(/\r/g, "<br/>").replace(/ /g, " ") +
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"</code><p>Please contact the developer/administrator of the website.</p><p style=\"font-style: italic; font-weight: normal;\">SVR.JS " +
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configJSON.version +
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" (" +
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os.platform()[0].toUpperCase() +
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os.platform().slice(1) +
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"; Node.JS/" +
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process.version +
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") RedBrick/" +
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version +
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" " +
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(req.headers.host == undefined ? "" : " on " + req.headers.host) +
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"</p></body></html>"
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);
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res.end();
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} else {
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callServerError(500, "RedBrick/" + version, ex);
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}
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}
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} catch (ex) {
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if (!callServerError) {
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res.writeHead(500);
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res.end(ex.stack);
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} else {
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callServerError(500, "RedBrick/" + version, ex);
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}
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}
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}
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} else {
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function checkPath(pth, a) {
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} else if (!err || (err && err.code == "ENOTDIR")) {
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function checkPath(pth, cb, a) {
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// Function to check the path of the file and execute CGI script
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var cpth = pth.split("/");
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if (cpth.length < 3) return false;
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if (cpth.length < 3) {
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cb(false);
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return;
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}
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if (!a) b = [];
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else var b = a.split("/");
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var isFile = false;
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try {
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isFile = fs.statSync(pth).isFile();
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} catch (ex) {}
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if (fs.existsSync(pth) && isFile) {
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return {
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fs.stat(pth, function (err, stats) {
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if (!err && stats.isFile()) {
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cb({
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fpth: pth,
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rpth: "/" + a
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}
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rpth: (a !== undefined ? "/" + a : "")
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})
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} else {
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b.unshift(cpth.pop());
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return checkPath(cpth.join("/"), b.join("/"));
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return checkPath(cpth.join("/"), cb, b.join("/"));
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}
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});
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}
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var pathp = checkPath("." + href);
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if (pathp == false) {
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checkPath("." + href, function (pathp) {
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if (!pathp) {
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elseCallback();
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} else {
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try {
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executeCGIWithEnv(pathp.fpth.substr(1), pathp.rpth, req, res, req.socket.localAddress, req.socket.localPort, (getCustomHeaders ? (getCustomHeaders()["Server"] + " RedBrick/" + version) : ("SVR.JS/" + configJSON.version + " (" + os.platform()[0].toUpperCase() + os.platform().slice(1) + "; Node.JS/" + process.version + ") RedBrick/" + version)), bheaders);
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executeCGIWithEnv(
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pathp.fpth.substr(1),
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pathp.rpth,
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req,
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res,
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req.socket.localAddress,
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req.socket.localPort,
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getCustomHeaders ?
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getCustomHeaders()["Server"] +
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" RedBrick/" +
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version :
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"SVR.JS/" +
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configJSON.version +
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" (" +
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os.platform()[0].toUpperCase() +
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os.platform().slice(1) +
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"; Node.JS/" +
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process.version +
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") RedBrick/" +
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version,
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bheaders
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);
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} catch (ex) {
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if (!callServerError) {
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res.writeHead(500, "Internal Server Error", abheaders);
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res.write("<html><head><title>500 Internal Server Error</title></head><body><h1>500 Internal Server Error</h1><p>A server had unexcepted execption. Below, stack of the error is shown: </p><code>" + ex.stack.replace(/\r\n/g, "<br/>").replace(/\n/g, "<br/>").replace(/\r/g, "<br/>").replace(/ /g, " ") + "</code><p>Please contact with developer/administrator of the website.</p><p style=\"font-style: italic; font-weight: normal;\">SVR.JS " + configJSON.version + " (" + os.platform()[0].toUpperCase() + os.platform().slice(1) + "; Node.JS/" + process.version + ") RedBrick/" + version + " " + (req.headers.host == undefined ? "" : " on " + req.headers.host) + "</p></body></html>");
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res.write(
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"<html><head><title>500 Internal Server Error</title></head><body><h1>500 Internal Server Error</h1><p>A server had unexpected exception. Below, the stack trace of the error is shown:</p><code>" +
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ex.stack.replace(/\r\n/g, "<br/>").replace(/\n/g, "<br/>").replace(/\r/g, "<br/>").replace(/ /g, " ") +
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"</code><p>Please contact the developer/administrator of the website.</p><p style=\"font-style: italic; font-weight: normal;\">SVR.JS " +
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configJSON.version +
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" (" +
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os.platform()[0].toUpperCase() +
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os.platform().slice(1) +
|
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"; Node.JS/" +
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process.version +
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") RedBrick/" +
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version +
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" " +
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(req.headers.host == undefined ? "" : " on " + req.headers.host) +
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"</p></body></html>"
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);
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res.end();
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} else {
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callServerError(500, "RedBrick/" + version, ex);
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}
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}
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}
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}
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} catch (ex) {
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});
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} else {
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if (!callServerError) {
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res.writeHead(500, "Internal Server Error", abheaders);
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res.write("<html><head><title>500 Internal Server Error</title></head><body><h1>500 Internal Server Error</h1><p>A server had unexcepted execption. Below, stack of the error is shown: </p><code>" + ex.stack.replace(/\r\n/g, "<br/>").replace(/\n/g, "<br/>").replace(/\r/g, "<br/>").replace(/ /g, " ") + "</code><p>Please contact with developer/administrator of the website.</p><p style=\"font-style: italic; font-weight: normal;\">SVR.JS " + configJSON.version + " (" + os.platform()[0].toUpperCase() + os.platform().slice(1) + "; Node.JS/" + process.version + ") RedBrick/" + version + " " + (req.headers.host == undefined ? "" : " on " + req.headers.host) + "</p></body></html>");
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res.write(
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"<html><head><title>500 Internal Server Error</title></head><body><h1>500 Internal Server Error</h1><p>A server had unexpected exception. Below, the stack trace of the error is shown:</p><code>" +
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err.stack.replace(/\r\n/g, "<br/>").replace(/\n/g, "<br/>").replace(/\r/g, "<br/>").replace(/ /g, " ") +
|
||||
"</code><p>Please contact the developer/administrator of the website.</p><p style=\"font-style: italic; font-weight: normal;\">SVR.JS " +
|
||||
configJSON.version +
|
||||
" (" +
|
||||
os.platform()[0].toUpperCase() +
|
||||
os.platform().slice(1) +
|
||||
"; Node.JS/" +
|
||||
process.version +
|
||||
") RedBrick/" +
|
||||
version +
|
||||
" " +
|
||||
(req.headers.host == undefined ? "" : " on " + req.headers.host) +
|
||||
"</p></body></html>"
|
||||
);
|
||||
res.end();
|
||||
} else {
|
||||
callServerError(500, "RedBrick/" + version, ex);
|
||||
callServerError(500, "RedBrick/" + version, err);
|
||||
}
|
||||
}
|
||||
});
|
||||
} else if (href == "/redbrick-interpreters.json" && path.normalize(__dirname + "/../../..") == process.cwd()) {
|
||||
if (!callServerError) {
|
||||
res.writeHead(403, "Forbidden", abheaders);
|
||||
res.write("<html><head><title>403 Forbidden</title></head><body><h1>403 Forbidden</h1><p>You don't have access to specific page.</p><p style=\"font-style: italic; font-weight: normal;\">SVR.JS " + configJSON.version + " (" + os.platform()[0].toUpperCase() + os.platform().slice(1) + "; Node.JS/" + process.version + ") RedBrick/" + version + " " + (req.headers.host == undefined ? "" : " on " + req.headers.host) + "</p></body></html>");
|
||||
res.end();
|
||||
res.writeHead(200, "OK", {
|
||||
"Content-Type": "application/json",
|
||||
"Server": "RedBrick/" + version
|
||||
});
|
||||
res.end(JSON.stringify(exttointerpreteruser, null, 2));
|
||||
} else {
|
||||
callServerError(403, "RedBrick/" + version);
|
||||
callServerError(200, "RedBrick/" + version, exttointerpreteruser);
|
||||
}
|
||||
} else {
|
||||
elseCallback();
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
module.exports = Mod;
|
||||
|
|
|
|||
2
mod.info
2
mod.info
|
|
@ -1,4 +1,4 @@
|
|||
{
|
||||
"name": "DorianTech RedBrick CGI engine for SVR.JS",
|
||||
"version": "2.1.1"
|
||||
"version": "2.2.0"
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in a new issue