DorianNiemiecSVRJS/svrjs
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Add reverse DNS lookup support

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Dorian Niemiec 2023-08-28 03:44:04 +02:00
parent 94a7b319f6
commit 10f9e1b5f2
2 changed files with 53 additions and 28 deletions
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2
config.json
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@ -3,7 +3,7 @@
"port": 80,
"pubport": 80,
"page404": "404.html",
"timestamp": 1692915666757,
"timestamp": 1693186939816,
"blacklist": [],
"nonStandardCodes": [],
"enableCompression": true,

77
svr.js
View file

@ -357,6 +357,7 @@ http.STATUS_CODES[497] = "HTTP Request Sent to HTTPS Port";
http.STATUS_CODES[598] = "Network Read Timeout Error";
http.STATUS_CODES[599] = "Network Connect Timeout Error";
var url = require("url");
var dns = require("dns");
try {
var gracefulFs = require("graceful-fs");
if (!process.isBun) gracefulFs.gracefulify(fs); //Bun + graceful-fs + SVR.JS + requests about static content = 500 Internal Server Error!
@ -865,21 +866,33 @@ if (host != "[offline]" || ifaceEx) {
return;
}
pubip = d.toString();
if (!domain) {
if (pubip.indexOf(":") == -1) {
var parts = pubip.split(".");
var p1 = parseInt(parts[0]).toString(16);
var p2 = parseInt(parts[1]).toString(16);
var p3 = parseInt(parts[2]).toString(16);
var p4 = parseInt(parts[3]).toString(16);
var pp = parseInt(pubport).toString(16);
domain = p1 + p2 + p3 + p4 + pp + ".nodesvr.doriantech.com";
} else {
domain = pubip.replace(/[^0-9a-zA-Z]/gi, "").toLowerCase() + ".nodesvrip6.doriantech.com";
}
}
if (domain) {
ipRequestCompleted = true;
process.emit("ipRequestCompleted");
} else {
var callbackDone = false;
var dnsTimeout = setTimeout(function() {
callbackDone = true;
ipRequestCompleted = true;
process.emit("ipRequestCompleted");
}, 3000);
try {
dns.reverse(pubip, function(err, hostnames) {
if(callbackDone) return;
clearTimeout(dnsTimeout);
if(!err && hostnames.length > 0) domain = hostnames[0];
ipRequestCompleted = true;
process.emit("ipRequestCompleted");
});
} catch(err) {
clearTimeout(dnsTimeout);
callbackDone = true;
ipRequestCompleted = true;
process.emit("ipRequestCompleted");
}
}
});
});
ipRequest.on("error", function () {
@ -917,21 +930,33 @@ if (host != "[offline]" || ifaceEx) {
return;
}
pubip = d.toString();
if (!domain) {
if (pubip.indexOf(":") == -1) {
var parts = pubip.split(".");
var p1 = parseInt(parts[0]).toString(16);
var p2 = parseInt(parts[1]).toString(16);
var p3 = parseInt(parts[2]).toString(16);
var p4 = parseInt(parts[3]).toString(16);
var pp = parseInt(pubport).toString(16);
domain = p1 + p2 + p3 + p4 + pp + ".nodesvr.doriantech.com";
} else {
domain = pubip.replace(/[^0-9a-zA-Z]/gi, "").toLowerCase() + ".nodesvrip6.doriantech.com";
}
}
if (domain) {
ipRequestCompleted = true;
process.emit("ipRequestCompleted");
} else {
var callbackDone = false;
var dnsTimeout = setTimeout(function() {
callbackDone = true;
ipRequestCompleted = true;
process.emit("ipRequestCompleted");
}, 3000);
try {
dns.reverse(pubip, function(err, hostnames) {
if(callbackDone) return;
clearTimeout(dnsTimeout);
if(!err && hostnames.length > 0) domain = hostnames[0];
ipRequestCompleted = true;
process.emit("ipRequestCompleted");
});
} catch(err) {
clearTimeout(dnsTimeout);
callbackDone = true;
ipRequestCompleted = true;
process.emit("ipRequestCompleted");
}
}
});
});
ipRequest2.on("error", function () {