greenrhombus/index.js

953 lines
37 KiB
JavaScript

var https = require("https");
var os = require("os");
var http = require("http");
var url = require("url");
var fs = require("fs");
var path = require("path");
var net = require("net");
var stream = require("stream");
var EventEmitter = require("events");
var version = "UNKNOWN";
try {
version = JSON.parse(fs.readFileSync(__dirname + "/mod.info")).version;
} catch (ex) {
// Can't determine version
}
var configJSONS = {};
try {
configJSONS = JSON.parse(fs.readFileSync(__dirname + "/../../../config.json")); // Read configuration JSON
} catch (ex) {
//GreenRhombus will not care about configJSONS in SVR.JS 3.x and newer
//SVR.JS 2.x and older will fail to start with broken configuration file anyway...
}
var fastcgiConf = {};
try {
fastcgiConf = JSON.parse(fs.readFileSync(__dirname + "/../../../greenrhombus-config.json"));
} catch (ex) {
// Use defaults
}
var scriptExts = [];
try {
scriptExts = JSON.parse(fs.readFileSync(__dirname + "/../../../greenrhombus-scriptexts.json"));
} catch (ex) {
}
function createFastCGIHandler(options) {
var requestID = options.requestID;
if (!requestID) requestID = 1;
var BEGIN_REQUEST = 1;
var ABORT_REQUEST = 2;
var END_REQUEST = 3;
var PARAMS = 4;
var STDIN = 5;
var STDOUT = 6;
var STDERR = 7;
var DATA = 8;
var GET_VALUES = 9;
var GET_VALUES_RESULT = 10;
var UNKNOWN_TYPE = 11;
var RESPONDER = 1;
var AUTHORIZER = 2;
var FILTER = 3;
// Response codes
var REQUEST_COMPLETE = 0;
var CANT_MPX_CONN = 1;
var OVERLOADED = 2;
var UNKNOWN_ROLE = 3;
function buildFastCGIPacket(type, requestID, content) {
var packet = Buffer.alloc(content.length + (content.length % 8) + 8);
packet.writeUInt8(1, 0); //version
packet.writeUInt8(type, 1); //type
packet.writeUInt16BE(requestID, 2); //requestId
packet.writeUInt16BE(content.length, 4); //contentLength
packet.writeUInt8(content.length % 8, 6); //paddingLength
packet.writeUInt8(0, 7); //reserved
Buffer.from(content).copy(packet, 8); //content
return packet;
}
function parseFastCGIPacket(packet) {
var data = {};
data.fcgiVersion = packet.readUInt8(0); //version
data.type = packet.readUInt8(1); //type
data.requestID = packet.readUInt16BE(2); //requestId
data.content = packet.subarray(8, 8 + packet.readUInt16BE(4)); //contentLength
return data;
}
function writeFastCGIPacket(socket, type, requestID, content) {
if (content.length != 0) {
var contentSlices = Math.ceil(content.length / 65535);
var chunk = {};
for (var i = 0; i < contentSlices; i++) {
var chunkOffset = 65536 * i;
var chunkSize = Math.min(65535, content.length - chunkOffset);
chunk = Buffer.alloc(chunkSize);
content.copy(chunk, 0, chunkOffset, chunkOffset + chunkSize);
socket.write(buildFastCGIPacket(type, requestID, chunk));
}
} else {
socket.write(buildFastCGIPacket(type, requestID, Buffer.alloc(0)));
}
}
function buildNameValuePair(name, value) {
if (typeof name == "undefined" || typeof value == "undefined") return Buffer.alloc(0);
name = String(name);
value = String(value);
var nameLength = name.length;
var valueLength = value.length;
var nameLengthBytes = nameLength > 127 ? 4 : 1;
var valueLengthBytes = valueLength > 127 ? 4 : 1;
var pair = Buffer.alloc(nameLength + valueLength + nameLengthBytes + valueLengthBytes);
//nameLength
if (nameLengthBytes == 4) {
pair.writeUInt32BE(Math.min(0xFFFFFFFF, 0x80000000 + nameLength), 0);
} else {
pair.writeUInt8(nameLength, 0);
}
//valueLength
if (valueLengthBytes == 4) {
pair.writeUInt32BE(Math.min(0xFFFFFFFF, 0x80000000 + valueLength), nameLengthBytes);
} else {
pair.writeUInt8(valueLength, nameLengthBytes);
}
Buffer.from(name).copy(pair, nameLengthBytes + valueLengthBytes); //nameData
Buffer.from(value).copy(pair, nameLengthBytes + valueLengthBytes + nameLength); //valueData
return pair;
}
function fastCGISocketHandler(chunk) {
var chunkIndex = 0;
while (chunkIndex < chunk.length || (headerIndex == 8 && bodyIndex == packetBody.length && paddingLength == 0)) {
if (headerIndex < 8) {
chunk.copy(packetHeader, headerIndex, chunkIndex, Math.min(chunk.length, chunkIndex + 8 - headerIndex));
var ic = Math.min(chunk.length - chunkIndex, 8 - headerIndex);
headerIndex += ic;
chunkIndex += ic;
if (headerIndex == 8) {
packetBody = Buffer.alloc(packetHeader.readUInt16BE(4));
paddingLength = packetHeader.readUInt8(6);
}
} else if (headerIndex == 8 && bodyIndex < packetBody.length) {
chunk.copy(packetBody, bodyIndex, chunkIndex, Math.min(chunk.length, chunkIndex + packetBody.length - bodyIndex));
var ic = Math.min(chunk.length - chunkIndex, packetBody.length - bodyIndex);
bodyIndex += ic;
chunkIndex += ic;
} else if (headerIndex == 8 && bodyIndex == packetBody.length && paddingIndex <= paddingLength) {
var ic = Math.min(chunk.length - chunkIndex, paddingLength - paddingIndex);
paddingIndex += ic;
chunkIndex += ic;
if (paddingIndex == paddingLength) {
headerIndex = 0;
bodyIndex = 0;
paddingIndex = 0;
var packet = Buffer.alloc(8 + packetBody.length + paddingLength);
packetHeader.copy(packet);
packetBody.copy(packet, 8);
processFastCGIPacket(packet);
}
}
}
}
function processFastCGIPacket(packet) {
var processedPacket = parseFastCGIPacket(packet);
if (processedPacket.requestID != requestID) return; //Drop the packet
if (processedPacket.type == STDOUT) {
try {
if(processedPacket.content.length > 0) stdoutPush(processedPacket.content);
} catch (err) {
//STDOUT will be lost instead of crashing the server
}
} else if (processedPacket.type == STDERR) {
try {
if(processedPacket.content.length > 0) emulatedStderr.push(processedPacket.content);
} catch (err) {
//STDERR will be lost anyway...
}
} else if (processedPacket.type == END_REQUEST && processedPacket.content.length > 5) {
if (typeof socket !== "undefined") {
socket.removeListener("data", fastCGISocketHandler);
processFastCGIPacket = function() {};
try {
socket.end(); //Fixes connection not closing properly in Bun
} catch (err) {
//It is already closed
}
}
var appStatus = processedPacket.content.readUInt32BE(0);
var protocolStatus = processedPacket.content.readUInt8(4);
if (protocolStatus != REQUEST_COMPLETE) {
var err = new Error("Unknown error");
if (protocolStatus == OVERLOADED) {
err = new Error("FastCGI server overloaded");
err.code = "EMFILE";
err.errno = 24;
} else if (protocolStatus == UNKNOWN_ROLE) {
err = new Error("Role not supported by the FastCGI application");
} else if (protocolStatus == CANT_MPX_CONN) {
err = new Error("Multiplexed connections not supported by the FastCGI application");
}
stdoutPush(null);
if (emulatedStdout._readableState && emulatedStdout._readableState.flowing !== null && !emulatedStdout.endEmitted) {
emulatedStdout.on("end", function() {
emulatedStderr.push(null);
eventEmitter.emit("error", err);
});
} else {
emulatedStderr.push(null);
eventEmitter.emit("error", err);
}
} else {
stdoutPush(null);
if (emulatedStdout._readableState && emulatedStdout._readableState.flowing !== null && !emulatedStdout.endEmitted) {
emulatedStdout.on("end", function() {
emulatedStderr.push(null);
eventEmitter.emit("exit", appStatus, null);
});
} else {
emulatedStderr.push(null);
eventEmitter.emit("exit", appStatus, null);
}
}
}
}
var eventEmitter = new EventEmitter();
var packetHeader = Buffer.alloc(8);
var packetBody = {};
var paddingLength = 0;
var headerIndex = 0;
var bodyIndex = 0;
var paddingIndex = 0;
var emulatedStdin = new stream.Writable({
write: function (chunk, encoding, callback) {
try {
if (chunk.length != 0) {
writeFastCGIPacket(socket, STDIN, requestID, chunk);
}
callback(null);
} catch (err) {
callback(err);
}
},
final: function (callback) {
try {
writeFastCGIPacket(socket, STDIN, requestID, Buffer.alloc(0));
} catch (err) {
//writing failed
}
callback();
}
});
function stdoutPush(data) {
if(data === null) {
stdoutToEnd = true;
} else {
stdoutBuffer = Buffer.concat([stdoutBuffer, Buffer.from(data)]);
}
var hpLength = hp.length;
for(var i = 0; i < hpLength; i++) {
var func = hp.shift();
if(func) func();
}
emulatedStdout.resume();
}
var zeroed = false;
var stdoutBuffer = Buffer.alloc(0);
var stdoutToEnd = false;
var hp = [];
var emulatedStdout = new stream.Readable({
read: function (n) {
var s = this;
var handler = function () {
if (stdoutBuffer.length == 0) {
if (!stdoutToEnd) {
hp.push(handler);
s.pause();
} else {
s.push(null);
}
} else {
var bytesToPush = Math.min(stdoutBuffer.length, n);
var bufferToPush = stdoutBuffer.subarray(0, bytesToPush);
stdoutBuffer = stdoutBuffer.subarray(bytesToPush);
s.push(bufferToPush);
if (stdoutBuffer.length == 0 && !stdoutToEnd) s.pause();
}
};
if (n != 0) handler();
}
});
emulatedStdout.pause(); //Reduce backpressure
var emulatedStderr = new stream.Readable({
read: function () {}
});
function init() {
//Begin the request
var beginPacket = Buffer.alloc(8);
beginPacket.writeUInt16BE(RESPONDER, 0); //FastCGI responder
beginPacket.writeUInt8(0, 2); //Don't keep alive
writeFastCGIPacket(socket, BEGIN_REQUEST, requestID, beginPacket);
//Environment variables
var envPacket = Buffer.alloc(0);
Object.keys(options.env).forEach(function (key) {
envPacket = Buffer.concat([envPacket, buildNameValuePair(key, options.env[key])]);
});
if(envPacket.length > 0) writeFastCGIPacket(socket, PARAMS, requestID, envPacket);
writeFastCGIPacket(socket, PARAMS, requestID, Buffer.alloc(0));
}
eventEmitter.stdin = emulatedStdin;
eventEmitter.stdout = emulatedStdout;
eventEmitter.stderr = emulatedStderr;
eventEmitter.init = init;
//Create socket
var socket = net.createConnection(options, function () {
eventEmitter.emit("connect");
}).on("error", function (err) {
stdoutPush(null);
emulatedStderr.push(null);
eventEmitter.removeAllListeners("exit");
eventEmitter.emit("error", err);
}).on("data", fastCGISocketHandler);
eventEmitter.socket = socket;
return eventEmitter;
}
// Load default configuration
if (fastcgiConf.path !== undefined) fastcgiConf.path = fastcgiConf.path.replace(/([^\/])\/+$/, "$1");
if (fastcgiConf.socketPath === undefined) {
if (fastcgiConf.host === undefined) fastcgiConf.host = "localhost";
if (fastcgiConf.port === undefined) fastcgiConf.port = 4000;
}
var disableModExposeSupported = process.versions.svrjs && process.versions.svrjs.match(/^(?:Nightly-|(?:[4-9]|[123][0-9])[0-9]*\.|3\.(?:[1-9][0-9]+\.|9\.(?:[1-9])|4\.(?:(?:[3-9]|[12][0-9])[0-9]+|29)))/i);
function Mod() {}
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, authUser) {
return function () {
if (!configJSON) {
configJSON = configJSONS;
}
function checkIfThereIsA401Rule() {
var actually401 = false;
function createRegex(regex) {
var regexObj = regex.split("/");
if (regexObj.length == 0) throw new Error("Invalid regex!");
var modifiers = regexObj.pop();
regexObj.shift();
var searchString = regexObj.join("/");
return new RegExp(searchString, modifiers);
}
if (configJSON.nonStandardCodes) {
configJSON.nonStandardCodes.every(function (nonscode) {
if (nonscode.scode == 401) {
if (nonscode.regex && (req.url.match(createRegex(nonscode.regex)) || href.match(createRegex(nonscode.regex)))) {
actually401 = true;
return true;
} else if (nonscode.url && (nonStandardCodes[i].url == href || (os.platform() == "win32" && nonStandardCodes[i].url.toLowerCase() == href.toLowerCase()))) {
actually401 = true;
return true;
}
}
return false;
});
}
return actually401;
}
if (!getCustomHeaders) {
var bheaders = JSON.parse(JSON.stringify(configJSON.customHeaders));
} else {
var bheaders = getCustomHeaders();
}
bheaders["Content-Type"] = "text/html"; // HTML output
if (!getCustomHeaders) {
bheaders["Server"] =
"SVR.JS/" +
configJSON.version +
" (" +
os.platform()[0].toUpperCase() +
os.platform().slice(1) +
")"; // Add Server header
}
var abheaders = JSON.parse(JSON.stringify(bheaders));
var socket = {};
function executeFastCGI(req, res, dh, nEnv) {
// Function to execute FastCGI scripts
var env = JSON.parse(JSON.stringify(process.env));
var nEnvKeys = Object.keys(nEnv);
for (var i = 0; i < nEnvKeys.length; i++) {
env[nEnvKeys[i]] = nEnv[nEnvKeys[i]];
}
var buffer = "";
var stderr = "";
var headerendline = -1;
var cned = false;
var dataHandler = function (data) {
if (!cned) buffer += data.toString("latin1");
var m = null;
if (!cned) m = buffer.match(/(?:\r\n\r\n|\n\r\n\r|\n\n|\r\r)/);
if (!cned && m) {
cned = true;
eol = m[0];
headerendline = m.index;
var bheaders = buffer.substr(0, headerendline).split(/(?:\r\n|\n\r|\n|\r)/);
var bheaderso = {};
if (dh) bheaderso = dh;
var code = 200;
var msg = "OK";
if (bheaders[0].indexOf("HTTP/") == 0) {
var heada = bheaders.shift();
var hso = heada.split(" ");
code = hso[1];
if (hso[2] !== undefined) msg = heada.split(" ").splice(2).join(" ");
} else if (bheaders[0].indexOf(":") == -1) {
var heada = bheaders.shift();
var hso = heada.split(" ");
if (hso[0].match(/^[0-9]{3}$/)) {
code = hso[0];
if (hso[1] !== undefined) msg = heada.split(" ").splice(1).join(" ");
}
}
var hasLocation = false;
for (var i = 0; i < bheaders.length; i++) {
var headerp = bheaders[i].split(": ");
var headern = headerp.shift();
var headerv = headerp.join(": ");
if (headern.toLowerCase() == "status") {
code = headerv.split(" ")[0];
if (headerv.split(" ")[1] !== undefined) msg = headerv.split(" ").splice(1).join(" ");
} else if (headern.toLowerCase() == "set-cookie") {
if (!bheaderso["Set-Cookie"]) bheaderso["Set-Cookie"] = [];
bheaderso["Set-Cookie"].push(headerv);
} else {
if (headern.toLowerCase() == "location") hasLocation = true;
bheaderso[headern] = headerv;
}
}
if ((code < 300 || code > 399) && hasLocation) {
code = 302;
msg = "Found";
}
try {
res.writeHead(code, msg, bheaderso);
res.write(Buffer.from(buffer.substr(headerendline + eol.length), "latin1"));
} catch (ex) {
handler.removeAllListeners("exit");
handler.stdout.removeAllListeners("data");
if (!callServerError) {
res.writeHead(500);
res.end(ex.stack);
} else {
callServerError(500, "GreenRhombus/" + version, ex);
}
return;
}
} else {
if (cned && !res.finished) {
res.write(data);
handler.stdout.removeListener("data", dataHandler);
handler.stdout.pipe(res, {
end: false
});
dataHandler = function () {}; //Prevent event listener memory leaks
}
}
};
var options = {
host: fastcgiConf.host,
port: fastcgiConf.port,
path: fastcgiConf.socketPath,
env: env
};
var handler = createFastCGIHandler(options);
handler.on("error", function (error) {
var errorcode = 0;
if (error.code == "ENOTFOUND" || error.code == "EHOSTUNREACH" || error.code == "ECONNREFUSED") {
errorcode = 503;
} else if (error.code == "EMFILE") {
errorcode = 429;
} else {
errorcode = 500;
}
if (!callServerError) {
res.writeHead(errorcode, {
"Content-Type": "text/html",
"Server": "GreenRhombus/" + version
});
res.end("<html><head></head><body><h1>GreenRhombus Error!</h1><p>Reason: " + error.message + "</p></body></html>");
} else {
callServerError(errorcode, "GreenRhombus/" + version, error);
}
});
res.prependListener("close", function() {
if(handler.stdout) handler.stdout.unpipe(res); //Prevent server crashes with write after the end
});
res.on("error", function() {}); //Suppress response stream errors
function handlerConnection() {
handler.stdout.on("data", dataHandler);
handler.stderr.on("data", function (data) {
stderr += data.toString();
});
handler.init();
req.pipe(handler.stdin);
handler.on("exit", function (code, signal) {
if (!cned && (signal || code !== 0)) {
var ex = new Error("Process execution failed!" + (stderr ? " Reason: " + stderr.trim() : ""));
if (!callServerError) {
res.writeHead(500);
res.end(ex.stack);
} else {
callServerError(500, "GreenRhombus/" + version, ex);
}
} else {
var preparedStderr = stderr.trim();
if (preparedStderr) {
serverconsole.errmessage("There were FastCGI application errors:");
serverconsole.errmessage(preparedStderr);
}
handler.stdout.removeListener("data", dataHandler);
handler.stdout.unpipe(res); //Prevent server crashes with write after the end
if(!res.finished) res.end();
}
});
}
if(typeof handler.socket.connecting == "undefined" || handler.socket.connecting) handler.on("connect", handlerConnection);
else if(!handler.socket.destroyed) handlerConnection();
}
function executeFastCGIWithEnv(a, b, req, res, pubip, port, software, dh, user, cPath) {
// Function to set up environment variables and execute sCGI scripts
var nEnv = {};
if (typeof user != "undefined") {
if (user !== null) {
if (req.headers.authorization) nEnv["AUTH_TYPE"] = req.headers.authorization.split(" ")[0];
nEnv["REMOTE_USER"] = user;
}
} else if (req.headers.authorization && (typeof checkIfThereIsA401Rule == "undefined" || checkIfThereIsA401Rule())) {
nEnv["AUTH_TYPE"] = req.headers.authorization.split(" ")[0];
if (nEnv["AUTH_TYPE"] == "Basic") {
var remoteCred = req.headers.authorization.split(" ")[1];
if (!remoteCred) {
nEnv["REMOTE_USER"] = "greenrhombus_cgi_invalid_user";
} else {
var remoteCredDecoded = Buffer.from(remoteCred, "base64").toString("utf8");
nEnv["REMOTE_USER"] = remoteCredDecoded.split(":")[0];
}
} else {
nEnv["REMOTE_USER"] = "svrjs_this_property_is_not_yet_supported_by_greenrhombus_cgi";
}
}
nEnv["QUERY_STRING"] = req.url.split("?")[1];
if (nEnv["QUERY_STRING"] == undefined || nEnv["QUERY_STRING"] == "undefined") nEnv["QUERY_STRING"] = "";
nEnv["SERVER_SOFTWARE"] = software;
nEnv["SERVER_PROTOCOL"] = "HTTP/" + req.httpVersion;
if (pubip && (port !== null && port !== undefined)) {
nEnv["SERVER_PORT"] = port;
nEnv["SERVER_ADDR"] = pubip.replace(/^::ffff:/i, "");
if (nEnv["SERVER_ADDR"].indexOf(":") != -1) nEnv["SERVER_ADDR"] = "[" + nEnv["SERVER_ADDR"] + "]";
}
if (configJSON.serverAdministratorEmail && configJSON.serverAdministratorEmail != "[no contact information]") {
nEnv["SERVER_ADMIN"] = configJSON.serverAdministratorEmail;
}
nEnv["SERVER_NAME"] = req.headers.host;
nEnv["DOCUMENT_ROOT"] = process.cwd();
nEnv["SCRIPT_NAME"] = cPath;
nEnv["SCRIPT_FILENAME"] = (process.cwd() + (require("os").platform == "win32" ? cPath.replace(/\//g, "\\") : cPath)).replace((require("os").platform == "win32" ? /\\\\/g : /\/\//g), (require("os").platform == "win32" ? "\\" : "/"));
nEnv["PATH_INFO"] = decodeURIComponent(b);
nEnv["PATH_TRANSLATED"] = b ? ((process.cwd() + decodeURIComponent(require("os").platform == "win32" ? b.replace(/\//g, "\\") : b)).replace((require("os").platform == "win32" ? /\\\\/g : /\/\//g), (require("os").platform == "win32" ? "\\" : "/"))) : "";
nEnv["REQUEST_METHOD"] = req.method;
nEnv["REQUEST_URI"] = (!origHref || origHref == href) ? req.url : (origHref + (uobject.search ? ((uobject.search[0] == "?" ? "" : "?") + uobject.search) : ""));
nEnv["REMOTE_ADDR"] = (req.socket.realRemoteAddress ? req.socket.realRemoteAddress : ((req.headers["x-forwarded-for"] && configJSON.enableIPSpoofing) ? req.headers["x-forwarded-for"].split(",")[0].replace(/ /g, "") : req.socket.remoteAddress)).replace(/^::ffff:/i, "");
if (req.socket.realRemoteAddress && req.socket.realRemotePort) {
nEnv["REMOTE_PORT"] = req.socket.realRemotePort;
} else if (!(req.socket.realRemoteAddress && !req.socket.realRemotePort)) {
nEnv["REMOTE_PORT"] = req.socket.remotePort;
}
if (req.socket.encrypted) nEnv["HTTPS"] = "ON";
if (req.headers["content-type"]) nEnv["CONTENT_TYPE"] = req.headers["content-type"];
nEnv["CONTENT_LENGTH"] = "0";
if (req.headers["content-length"]) nEnv["CONTENT_LENGTH"] = req.headers["content-length"];
var nh = JSON.parse(JSON.stringify(req.headers));
delete nh["content-type"];
delete nh["content-length"];
var nhKeys = Object.keys(nh);
for (var i = 0; i < nhKeys.length; i++) {
nEnv["HTTP_" + nhKeys[i].replace(/[^0-9A-Za-z]+/g, "_").toUpperCase()] = req.headers[nhKeys[i]];
}
executeFastCGI(req, res, dh, nEnv);
}
var isScriptExt = scriptExts.indexOf("." + ext) != -1;
if (fastcgiConf.path !== undefined && (href == fastcgiConf.path || href.indexOf(fastcgiConf.path + "/") == 0)) {
try {
executeFastCGIWithEnv(
decodeURIComponent(href),
href.replace(fastcgiConf.path, ""),
req,
res,
req.socket.localAddress,
req.socket.localPort,
getCustomHeaders ?
getCustomHeaders()["Server"] +
(disableModExposeSupported && (configJSON.exposeModsInErrorPages || configJSON.exposeModsInErrorPages === undefined) ?
" GreenRhombus/" +
version : "") :
"SVR.JS/" +
configJSON.version +
" (" +
os.platform()[0].toUpperCase() +
os.platform().slice(1) +
"; Node.JS/" +
process.version +
") GreenRhombus/" +
version,
bheaders,
authUser,
fastcgiConf.path
);
} catch (ex) {
if (!callServerError) {
res.writeHead(500, "Internal Server Error", abheaders);
res.write(
"<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>" +
ex.stack.replace(/\r\n/g, "<br/>").replace(/\n/g, "<br/>").replace(/\r/g, "<br/>").replace(/ /g, "&nbsp;") +
"</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 +
") GreenRhombus/" +
version +
" " +
(req.headers.host == undefined ? "" : " on " + req.headers.host) +
"</p></body></html>"
);
res.end();
} else {
callServerError(500, "GreenRhombus/" + version, ex);
}
}
} else if (((href == "/greenrhombus-config.json" || (os.platform() == "win32" && href.toLowerCase() == "/greenrhombus-config.json")) && path.normalize(__dirname + "/../../..") == process.cwd()) || ((href == "/greenrhombus-scriptexts.json" || (os.platform() == "win32" && href.toLowerCase() == "/greenrhombus-scriptexts.json")) && path.normalize(__dirname + "/../../..") == process.cwd())) {
if (!callServerError) {
res.writeHead(200, "OK", {
"Content-Type": "application/json",
"Server": "GreenRhombus/" + version
});
res.end(JSON.stringify(exttointerpreteruser, null, 2));
} else {
callServerError(200, "GreenRhombus/" + version, exttointerpreteruser);
}
} else {
fs.stat("." + decodeURIComponent(href), function (err, stats) {
if (!err) {
if (!stats.isFile()) {
if (scriptExts.indexOf(".php") != -1) {
fs.stat("." + decodeURIComponent(href) + "/index.php", function (e2, s2) {
if (!e2 && s2.isFile()) {
try {
executeFastCGIWithEnv(
(decodeURIComponent(href) + "/index.php").replace(/\/+/g, "/"),
"",
req,
res,
req.socket.localAddress,
req.socket.localPort,
getCustomHeaders ?
getCustomHeaders()["Server"] +
(disableModExposeSupported && (configJSON.exposeModsInErrorPages || configJSON.exposeModsInErrorPages === undefined) ?
" GreenRhombus/" +
version : "") :
"SVR.JS/" +
configJSON.version +
" (" +
os.platform()[0].toUpperCase() +
os.platform().slice(1) +
"; Node.JS/" +
process.version +
") GreenRhombus/" +
version,
bheaders,
authUser,
(decodeURIComponent(href) + "/index.php").replace(/\/+/g, "/")
);
} catch (ex) {
if (!callServerError) {
res.writeHead(500, "Internal Server Error", abheaders);
res.write(
"<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>" +
ex.stack.replace(/\r\n/g, "<br/>").replace(/\n/g, "<br/>").replace(/\r/g, "<br/>").replace(/ /g, "&nbsp;") +
"</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 +
") GreenRhombus/" +
version +
" " +
(req.headers.host == undefined ? "" : " on " + req.headers.host) +
"</p></body></html>"
);
res.end();
} else {
callServerError(500, "GreenRhombus/" + version, ex);
}
}
} else {
elseCallback();
}
});
} else if (scriptExts.indexOf(".cgi") != -1) {
fs.stat("." + decodeURIComponent(href) + "/index.cgi", function (e3, s3) {
if (!e3 && s3.isFile()) {
try {
executeFastCGIWithEnv(
(decodeURIComponent(href) + "/index.cgi").replace(/\/+/g, "/"),
"",
req,
res,
req.socket.localAddress,
req.socket.localPort,
getCustomHeaders ?
getCustomHeaders()["Server"] +
(disableModExposeSupported && (configJSON.exposeModsInErrorPages || configJSON.exposeModsInErrorPages === undefined) ?
" GreenRhombus/" +
version : "") :
"SVR.JS/" +
configJSON.version +
" (" +
os.platform()[0].toUpperCase() +
os.platform().slice(1) +
"; Node.JS/" +
process.version +
") GreenRhombus/" +
version,
bheaders,
authUser,
(decodeURIComponent(href) + "/index.cgi").replace(/\/+/g, "/")
);
} catch (ex) {
if (!callServerError) {
res.writeHead(500, "Internal Server Error", abheaders);
res.write(
"<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>" +
ex.stack.replace(/\r\n/g, "<br/>").replace(/\n/g, "<br/>").replace(/\r/g, "<br/>").replace(/ /g, "&nbsp;") +
"</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 +
") GreenRhombus/" +
version +
" " +
(req.headers.host == undefined ? "" : " on " + req.headers.host) +
"</p></body></html>"
);
res.end();
} else {
callServerError(500, "GreenRhombus/" + version, ex);
}
}
} else {
elseCallback();
}
});
} else {
elseCallback();
}
} else {
if (isScriptExt) {
try {
executeFastCGIWithEnv(
decodeURIComponent(href),
"",
req,
res,
req.socket.localAddress,
req.socket.localPort,
getCustomHeaders ?
getCustomHeaders()["Server"] +
(disableModExposeSupported && (configJSON.exposeModsInErrorPages || configJSON.exposeModsInErrorPages === undefined) ?
" GreenRhombus/" +
version : "") :
"SVR.JS/" +
configJSON.version +
" (" +
os.platform()[0].toUpperCase() +
os.platform().slice(1) +
"; Node.JS/" +
process.version +
") GreenRhombus/" +
version,
bheaders,
authUser,
decodeURIComponent(href)
);
} catch (ex) {
if (!callServerError) {
res.writeHead(500, "Internal Server Error", abheaders);
res.write(
"<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>" +
ex.stack.replace(/\r\n/g, "<br/>").replace(/\n/g, "<br/>").replace(/\r/g, "<br/>").replace(/ /g, "&nbsp;") +
"</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 +
") GreenRhombus/" +
version +
" " +
(req.headers.host == undefined ? "" : " on " + req.headers.host) +
"</p></body></html>"
);
res.end();
} else {
callServerError(500, "GreenRhombus/" + version, ex);
}
}
} else {
elseCallback();
}
}
} else if (err && err.code == "ENOTDIR") {
function checkPath(pth, cb, a) {
// Function to check the path of the file and execute CGI script
var cpth = pth.split("/");
if (cpth.length < 2) {
cb(false);
return;
}
if (!a) b = [];
else var b = a.split("/");
var isFile = false;
fs.stat(pth, function (err, stats) {
if (!err && stats.isFile()) {
cb({
fpth: pth,
rpth: (a !== undefined ? "/" + a : "")
})
} else {
b.unshift(cpth.pop());
return checkPath(cpth.join("/"), cb, b.join("/"));
}
});
}
checkPath("." + decodeURIComponent(href), function (pathp) {
if (!pathp) {
elseCallback();
} else {
var newext = path.extname(pathp.fpth);
if (scriptExts.indexOf(newext) != -1) {
try {
executeFastCGIWithEnv(
pathp.fpth.substr(1),
pathp.rpth,
req,
res,
req.socket.localAddress,
req.socket.localPort,
getCustomHeaders ?
getCustomHeaders()["Server"] +
(disableModExposeSupported && (configJSON.exposeModsInErrorPages || configJSON.exposeModsInErrorPages === undefined) ?
" GreenRhombus/" +
version : "") :
"SVR.JS/" +
configJSON.version +
" (" +
os.platform()[0].toUpperCase() +
os.platform().slice(1) +
"; Node.JS/" +
process.version +
") GreenRhombus/" +
version,
bheaders,
authUser,
pathp.fpth.substr(1)
);
} catch (ex) {
if (!callServerError) {
res.writeHead(500, "Internal Server Error", abheaders);
res.write(
"<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>" +
ex.stack.replace(/\r\n/g, "<br/>").replace(/\n/g, "<br/>").replace(/\r/g, "<br/>").replace(/ /g, "&nbsp;") +
"</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 +
") GreenRhombus/" +
version +
" " +
(req.headers.host == undefined ? "" : " on " + req.headers.host) +
"</p></body></html>"
);
res.end();
} else {
callServerError(500, "GreenRhombus/" + version, ex);
}
}
} else {
elseCallback();
}
}
});
} else {
elseCallback(); //Invoke default error handler
}
});
}
}
}
module.exports = Mod;