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Add support for listening to specific IP address.

This commit is contained in:
Dorian Niemiec 2023-09-02 18:15:00 +02:00
parent 08692a2ff5
commit 9b27bacf25
3 changed files with 134 additions and 28 deletions

View file

@ -3,7 +3,7 @@
"port": 80, "port": 80,
"pubport": 80, "pubport": 80,
"page404": "404.html", "page404": "404.html",
"timestamp": 1693652201916, "timestamp": 1693671292465,
"blacklist": [], "blacklist": [],
"nonStandardCodes": [], "nonStandardCodes": [],
"enableCompression": true, "enableCompression": true,
@ -100,4 +100,5 @@
"disableUnusedWorkerTermination": false, "disableUnusedWorkerTermination": false,
"rewriteDirtyURLs": true, "rewriteDirtyURLs": true,
"errorPages": [], "errorPages": [],
"useWebRootServerSideScript": true
} }

151
svr.js
View file

@ -463,6 +463,8 @@ try {
} }
var mime = require("mime-types"); var mime = require("mime-types");
var pubip = ""; var pubip = "";
var listenAddress = undefined;
var sListenAddress = undefined;
var pubport = 80; var pubport = 80;
var port = 80; var port = 80;
var domain = ""; var domain = "";
@ -831,6 +833,39 @@ function generateErrorStack(errorObject) {
return newErrorStack.join("\n"); return newErrorStack.join("\n");
} }
function calculateBroadcastIPv4FromCidr(ipWithCidr) {
// Check if CIDR notation is valid, if it's not, return null
if(!ipWithCidr) return null;
var ipCA = ipWithCidr.split("/");
if(ipCA.length != 2) return null;
// Extract IP and mask (numberic format)
var ip = ipCA[0];
var mask = parseInt(ipCA[1]);
return ip.split(".").map(function(num, index) {
// Calculate resulting 8-bit
var power = Math.max(Math.min(mask - (index*8), 8), 0);
return ((parseInt(num) & ((Math.pow(2,power)-1) << (8-power))) | Math.pow(2,8-power)-1).toString();
}).join(".");
}
function calculateNetworkIPv4FromCidr(ipWithCidr) {
// Check if CIDR notation is valid, if it's not, return null
if(!ipWithCidr) return null;
var ipCA = ipWithCidr.split("/");
if(ipCA.length != 2) return null;
// Extract IP and mask (numberic format)
var ip = ipCA[0];
var mask = parseInt(ipCA[1]);
return ip.split(".").map(function(num, index) {
// Calculate resulting 8-bit
var power = Math.max(Math.min(mask - (index*8), 8), 0);
return ((parseInt(num) & ((Math.pow(2,power)-1) << (8-power)))).toString();
}).join(".");
}
var ifaces = {}; var ifaces = {};
var ifaceEx = null; var ifaceEx = null;
@ -840,6 +875,8 @@ try {
ifaceEx = err; ifaceEx = err;
} }
var ips = []; var ips = [];
var brdIPs = ["255.255.255.255", "127.255.255.255", "0.255.255.255"];
var netIPs = ["127.0.0.0"];
var attmts = 5; var attmts = 5;
var attmtsRedir = 5; var attmtsRedir = 5;
var errors = os.constants.errno; var errors = os.constants.errno;
@ -856,6 +893,8 @@ Object.keys(ifaces).forEach(function (ifname) {
} else { } else {
ips.push(ifname, iface.address); ips.push(ifname, iface.address);
} }
brdIPs.push(calculateBroadcastIPv4FromCidr(iface.cidr));
netIPs.push(calculateNetworkIPv4FromCidr(iface.cidr));
alias++; alias++;
}); });
}); });
@ -1060,9 +1099,31 @@ if (configJSON.blacklist != undefined) rawBlackList = configJSON.blacklist;
if (configJSON.wwwredirect != undefined) wwwredirect = configJSON.wwwredirect; if (configJSON.wwwredirect != undefined) wwwredirect = configJSON.wwwredirect;
if (configJSON.port != undefined) port = configJSON.port; if (configJSON.port != undefined) port = configJSON.port;
if (configJSON.pubport != undefined) pubport = configJSON.pubport; if (configJSON.pubport != undefined) pubport = configJSON.pubport;
if (typeof port === "string") {
if(port.match(/^[0-9]+$/)) {
port = parseInt(port);
} else {
var portLMatch = port.match(/^(\[[^ \]@\/\\]+\]|[^ \]\[:@\/\\]+):([0-9]+)$/);
if(portLMatch) {
listenAddress = portLMatch[1].replace(/^\[|\]$/g,"").replace(/^::ffff:/i,"");
port = parseInt(portLMatch[2]);
}
}
}
if (configJSON.domian != undefined) domain = configJSON.domian; if (configJSON.domian != undefined) domain = configJSON.domian;
if (configJSON.domain != undefined) domain = configJSON.domain; if (configJSON.domain != undefined) domain = configJSON.domain;
if (configJSON.sport != undefined) sport = configJSON.sport; if (configJSON.sport != undefined) sport = configJSON.sport;
if (typeof sport === "string") {
if(sport.match(/^[0-9]+$/)) {
sport = parseInt(sport);
} else {
var sportLMatch = sport.match(/^(\[[^ \]@\/\\]+\]|[^ \]\[:@\/\\]+):([0-9]+)$/);
if(sportLMatch) {
sListenAddress = sportLMatch[1].replace(/^\[|\]$/g,"").replace(/^::ffff:/i,"");
sport = parseInt(sportLMatch[2]);
}
}
}
if (configJSON.spubport != undefined) spubport = configJSON.spubport; if (configJSON.spubport != undefined) spubport = configJSON.spubport;
if (configJSON.page404 != undefined) page404 = configJSON.page404; if (configJSON.page404 != undefined) page404 = configJSON.page404;
if (configJSON.serverAdministratorEmail != undefined) serverAdmin = configJSON.serverAdministratorEmail; if (configJSON.serverAdministratorEmail != undefined) serverAdmin = configJSON.serverAdministratorEmail;
@ -1891,6 +1952,10 @@ if (!cluster.isPrimary) {
serverconsole.locerrmessage("Protocol not supported. The requested network protocol is not supported."); serverconsole.locerrmessage("Protocol not supported. The requested network protocol is not supported.");
} else if (err.code == "ETIMEDOUT") { } else if (err.code == "ETIMEDOUT") {
serverconsole.locerrmessage("Connection timed out. The server did not respond within the specified timeout period."); serverconsole.locerrmessage("Connection timed out. The server did not respond within the specified timeout period.");
} else if (err.code == "ENOTFOUND") {
serverconsole.locerrmessage("Domain name doesn't exist (invalid IP address?).");
} else if (err.code == "EINVAL") {
serverconsole.locerrmessage("Invalid argument (invalid IP address?).");
} else { } else {
serverconsole.locerrmessage("There was an unknown error with the server."); serverconsole.locerrmessage("There was an unknown error with the server.");
} }
@ -2476,7 +2541,7 @@ if (!cluster.isPrimary) {
urlp.host = urlp.hostname + ":" + sport.toString(); urlp.host = urlp.hostname + ":" + sport.toString();
urlp.port = sport.toString(); urlp.port = sport.toString();
} }
} else if (urlp.host == host || urlp.host == host + ":" + port.toString()) { } else if (urlp.host == (listenAddress ? listenAddress : host) || urlp.host == (listenAddress ? listenAddress : host) + ":" + port.toString()) {
urlp.protocol = "https:"; urlp.protocol = "https:";
if (sport == 443) { if (sport == 443) {
urlp.host = urlp.hostname; urlp.host = urlp.hostname;
@ -4948,6 +5013,10 @@ if (!cluster.isPrimary) {
serverconsole.locerrmessage("Protocol not supported. The requested network protocol is not supported."); serverconsole.locerrmessage("Protocol not supported. The requested network protocol is not supported.");
} else if (err.code == "ETIMEDOUT") { } else if (err.code == "ETIMEDOUT") {
serverconsole.locerrmessage("Connection timed out. The server did not respond within the specified timeout period."); serverconsole.locerrmessage("Connection timed out. The server did not respond within the specified timeout period.");
} else if (err.code == "ENOTFOUND") {
serverconsole.locerrmessage("Domain name doesn't exist (invalid IP address?).");
} else if (err.code == "EINVAL") {
serverconsole.locerrmessage("Invalid argument (invalid IP address?).");
} else { } else {
serverconsole.locerrmessage("There was an unknown error with the server."); serverconsole.locerrmessage("There was an unknown error with the server.");
} }
@ -5082,6 +5151,10 @@ function msgListener(msg) {
serverconsole.locerrmessage("Protocol not supported. The requested network protocol is not supported."); serverconsole.locerrmessage("Protocol not supported. The requested network protocol is not supported.");
} else if (errCode == "ETIMEDOUT") { } else if (errCode == "ETIMEDOUT") {
serverconsole.locerrmessage("Connection timed out. The server did not respond within the specified timeout period."); serverconsole.locerrmessage("Connection timed out. The server did not respond within the specified timeout period.");
} else if (errCode == "ENOTFOUND") {
serverconsole.locerrmessage("Domain name doesn't exist (invalid IP address?).");
} else if (errCode == "EINVAL") {
serverconsole.locerrmessage("Invalid argument (invalid IP address?).");
} else { } else {
serverconsole.locerrmessage("There was an unknown error with the server."); serverconsole.locerrmessage("There was an unknown error with the server.");
} }
@ -5109,35 +5182,41 @@ function listeningMessage() {
process.send("\x12LISTEN"); process.send("\x12LISTEN");
return; return;
} }
var listenToLocalhost = (listenAddress && (listenAddress == "localhost" || listenAddress.match(/^127\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$/) || listenAddress.match(/^(?:0{0,4}:)+0{0,3}1$/)));
var listenToAny = (!listenAddress || listenAddress.match(/^0{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$/) || listenAddress.match(/^(?:0{0,4}:)+0{0,4}$/));
var sListenToLocalhost = (sListenAddress && (sListenAddress == "localhost" || sListenAddress.match(/^127\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$/) || sListenAddress.match(/^(?:0{0,4}:)+0{0,3}1$/)));
var sListenToAny = (!sListenAddress || sListenAddress.match(/^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$/) || sListenAddress.match(/^(?:0{0,4}:)+0{0,4}$/));
var accHost = host;
var sAccHost = host;
if(!listenToAny) accHost = listenAddress;
if(!sListenToAny) sAccHost = sListenAddress;
if (messageTransmitted) return; if (messageTransmitted) return;
messageTransmitted = true; messageTransmitted = true;
serverconsole.locmessage("Started server at: "); serverconsole.locmessage("Started server at: ");
if (secure) { if (secure && (sListenToLocalhost || sListenToAny)) {
if (typeof sport === "number") { if (typeof sport === "number") {
serverconsole.locmessage("* https://localhost" + (sport == 443 ? "" : (":" + sport))); serverconsole.locmessage("* https://localhost" + (sport == 443 ? "" : (":" + sport)));
} else { } else {
serverconsole.locmessage("* " + sport); //Unix socket or Windows named pipe serverconsole.locmessage("* " + sport); //Unix socket or Windows named pipe
} }
} }
if (!(secure && disableNonEncryptedServer)) { if (!(secure && disableNonEncryptedServer) && (listenToLocalhost || listenToAny)) {
if (typeof port === "number") { if (typeof port === "number") {
serverconsole.locmessage("* http://localhost" + (port == 80 ? "" : (":" + port))); serverconsole.locmessage("* http://localhost" + (port == 80 ? "" : (":" + port)));
} else { } else {
serverconsole.locmessage("* " + port); //Unix socket or Windows named pipe serverconsole.locmessage("* " + port); //Unix socket or Windows named pipe
} }
} }
if (host != "" && host != "[offline]") { if (secure && typeof sport === "number" && !sListenToLocalhost && (!sListenToAny || (host != "" && host != "[offline]"))) serverconsole.locmessage("* https://" + (sAccHost.indexOf(":") > -1 ? "[" + sAccHost + "]" : sAccHost) + (sport == 443 ? "" : (":" + sport)));
if (secure && typeof sport === "number") serverconsole.locmessage("* https://" + (host.indexOf(":") > -1 ? "[" + host + "]" : host) + (sport == 443 ? "" : (":" + sport))); if (!(secure && disableNonEncryptedServer) && !listenToLocalhost && (!listenToAny || (host != "" && host != "[offline]")) && typeof port === "number") serverconsole.locmessage("* http://" + (accHost.indexOf(":") > -1 ? "[" + accHost + "]" : accHost) + (port == 80 ? "" : (":" + port)));
if (!(secure && disableNonEncryptedServer) && typeof port === "number") serverconsole.locmessage("* http://" + (host.indexOf(":") > -1 ? "[" + host + "]" : host) + (port == 80 ? "" : (":" + port)));
}
ipStatusCallback(function () { ipStatusCallback(function () {
if (pubip != "") { if (pubip != "") {
if (secure) serverconsole.locmessage("* https://" + (pubip.indexOf(":") > -1 ? "[" + pubip + "]" : pubip) + (spubport == 443 ? "" : (":" + spubport))); if (secure && !sListenToLocalhost) serverconsole.locmessage("* https://" + (pubip.indexOf(":") > -1 ? "[" + pubip + "]" : pubip) + (spubport == 443 ? "" : (":" + spubport)));
if (!(secure && disableNonEncryptedServer)) serverconsole.locmessage("* http://" + (pubip.indexOf(":") > -1 ? "[" + pubip + "]" : pubip) + (pubport == 80 ? "" : (":" + pubport))); if (!(secure && disableNonEncryptedServer) && !listenToLocalhost) serverconsole.locmessage("* http://" + (pubip.indexOf(":") > -1 ? "[" + pubip + "]" : pubip) + (pubport == 80 ? "" : (":" + pubport)));
} }
if (domain != "") { if (domain != "") {
if (secure) serverconsole.locmessage("* https://" + domain + (spubport == 443 ? "" : (":" + spubport))); if (secure && !sListenToLocalhost) serverconsole.locmessage("* https://" + domain + (spubport == 443 ? "" : (":" + spubport)));
if (!(secure && disableNonEncryptedServer)) serverconsole.locmessage("* http://" + domain + (pubport == 80 ? "" : (":" + pubport))); if (!(secure && disableNonEncryptedServer) && !listenToLocalhost) serverconsole.locmessage("* http://" + domain + (pubport == 80 ? "" : (":" + pubport)));
} }
serverconsole.locmessage("For CLI help, you can type \"help\""); serverconsole.locmessage("For CLI help, you can type \"help\"");
}); });
@ -5180,28 +5259,38 @@ function start(init) {
var CPUs = os.cpus(); var CPUs = os.cpus();
if (CPUs.length > 0) serverconsole.locmessage("CPU: " + (CPUs.length > 1 ? CPUs.length + "x " : "") + CPUs[0].model); if (CPUs.length > 0) serverconsole.locmessage("CPU: " + (CPUs.length > 1 ? CPUs.length + "x " : "") + CPUs[0].model);
//Throw errors //Throw errors
if (vnum < 64) { if (vnum < 64) throw new Error("SVR.JS requires Node.JS 10.0.0 and newer, but your Node.JS version isn't supported by SVR.JS.");
throw new Error("SVR.JS requires Node.JS 10.0.0 and newer, but your Node.JS version isn't supported by SVR.JS."); if (configJSON.enableHTTP2 && !secure && (typeof port != "number")) throw new Error("HTTP/2 without HTTPS, along with Unix sockets/Windows named pipes aren't supported by SVR.JS.");
} if (listenAddress) {
if (configJSON.enableHTTP2 && !secure && (typeof port != "number")) { if (listenAddress.match(/^[0-9]+$/)) throw new Error("Listening network address can't be numeric (it need to be either valid IP address, or valid domain name).");
throw new Error("HTTP/2 without HTTPS, along with Unix sockets/Windows named pipes aren't supported by SVR.JS."); if (listenAddress.match(/^(?:2(?:2[4-9]|3[0-9])\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$|ff[0-9a-f][0-9a-f]:[0-9a-f:])/i)) throw new Error("SVR.JS can't listen on multicast address.");
if (brdIPs.indexOf(listenAddress) > -1) throw new Error("SVR.JS can't listen on broadcast address.");
if (netIPs.indexOf(listenAddress) > -1) throw new Error("SVR.JS can't listen on subnet address.");
} }
} }
//Information about starting the server //Information about starting the server
if (!(secure && disableNonEncryptedServer)) serverconsole.locmessage("Starting HTTP server at " + (typeof port == "number" ? "localhost:" : "") + port.toString() + "..."); if (!(secure && disableNonEncryptedServer)) serverconsole.locmessage("Starting HTTP server at " + (typeof port == "number" ? (listenAddress ? ((listenAddress.indexOf(":") > -1 ? "[" + listenAddress + "]" : listenAddress)) + ":" : "[::]:") : "") + port.toString() + "...");
if (secure) serverconsole.locmessage("Starting HTTPS server at " + (typeof sport == "number" ? "localhost:" : "") + sport.toString() + "..."); if (secure) serverconsole.locmessage("Starting HTTPS server at " + (typeof sport == "number" ? (sListenAddress ? ((sListenAddress.indexOf(":") > -1 ? "[" + sListenAddress + "]" : sListenAddress)) + ":" : "[::]:") : "") + sport.toString() + "...");
} }
if (!cluster.isPrimary) { if (!cluster.isPrimary) {
try { try {
if(typeof (secure ? sport : port) == "number" && (secure ? sListenAddress : listenAddress)) {
server.listen(secure ? sport : port, secure ? sListenAddress : listenAddress);
} else {
server.listen(secure ? sport : port); server.listen(secure ? sport : port);
}
} catch(err) { } catch(err) {
if(err.code != "ERR_SERVER_ALREADY_LISTEN") throw err; if(err.code != "ERR_SERVER_ALREADY_LISTEN") throw err;
} }
if (secure && !disableNonEncryptedServer) { if (secure && !disableNonEncryptedServer) {
try { try {
if(typeof port == "number" && listenAddress) {
server2.listen(port, listenAddress);
} else {
server2.listen(port); server2.listen(port);
}
} catch(err) { } catch(err) {
if(err.code != "ERR_SERVER_ALREADY_LISTEN") throw err; if(err.code != "ERR_SERVER_ALREADY_LISTEN") throw err;
} }
@ -5228,11 +5317,17 @@ function start(init) {
}, },
open: function () { open: function () {
try { try {
if (secure) { if(typeof (secure ? sport : port) == "number" && (secure ? sListenAddress : listenAddress)) {
server.listen(sport); server.listen(secure ? sport : port, secure ? sListenAddress : listenAddress);
if (!disableNonEncryptedServer) server2.listen(port);
} else { } else {
server.listen(port); // Reopen Server server.listen(secure ? sport : port);
}
if (secure && !disableNonEncryptedServer) {
if(typeof port == "number" && listenAddress) {
server2.listen(port, listenAddress);
} else {
server2.listen(port);
}
} }
if (cluster.isPrimary === undefined) serverconsole.climessage("Server opened."); if (cluster.isPrimary === undefined) serverconsole.climessage("Server opened.");
else { else {
@ -5596,6 +5691,10 @@ function start(init) {
serverconsole.locerrmessage("Protocol not supported. The requested network protocol is not supported."); serverconsole.locerrmessage("Protocol not supported. The requested network protocol is not supported.");
} else if (errCode == "ETIMEDOUT") { } else if (errCode == "ETIMEDOUT") {
serverconsole.locerrmessage("Connection timed out. The server did not respond within the specified timeout period."); serverconsole.locerrmessage("Connection timed out. The server did not respond within the specified timeout period.");
} else if (errCode == "ENOTFOUND") {
serverconsole.locerrmessage("Domain name doesn't exist (invalid IP address?).");
} else if (errCode == "EINVAL") {
serverconsole.locerrmessage("Invalid argument (invalid IP address?).");
} else { } else {
serverconsole.locerrmessage("There was an unknown error with the server."); serverconsole.locerrmessage("There was an unknown error with the server.");
} }
@ -5617,6 +5716,7 @@ function start(init) {
var chksocket = {}; var chksocket = {};
if (secure && disableNonEncryptedServer) { if (secure && disableNonEncryptedServer) {
chksocket = https.get({ chksocket = https.get({
hostname: (typeof sport == "number" && sListenAddress) ? sListenAddress : "localhost",
port: (typeof sport == "number") ? sport : undefined, port: (typeof sport == "number") ? sport : undefined,
socketPath: (typeof sport == "number") ? undefined : sport, socketPath: (typeof sport == "number") ? undefined : sport,
headers: { headers: {
@ -5642,7 +5742,11 @@ function start(init) {
}); });
} else if ((configJSON.enableHTTP2 == undefined ? false : configJSON.enableHTTP2) && !secure) { } else if ((configJSON.enableHTTP2 == undefined ? false : configJSON.enableHTTP2) && !secure) {
//It doesn't support through Unix sockets or Windows named pipes //It doesn't support through Unix sockets or Windows named pipes
var connection = http2.connect("http://localhost:" + port.toString()); var address = ((typeof port == "number" && listenAddress) ? listenAddress : "localhost").replace(/\/@/g,"");
if(address.indexOf(":") > -1) {
address = "[" + address + "]";
}
var connection = http2.connect("http://" + address + ":" + port.toString());
connection.on("error", function () { connection.on("error", function () {
if (!exiting) { if (!exiting) {
if (!crashed) SVRJSFork(); if (!crashed) SVRJSFork();
@ -5670,6 +5774,7 @@ function start(init) {
}); });
} else { } else {
chksocket = http.get({ chksocket = http.get({
hostname: (typeof port == "number" && listenAddress) ? listenAddress : "localhost",
port: (typeof port == "number") ? port : undefined, port: (typeof port == "number") ? port : undefined,
socketPath: (typeof port == "number") ? undefined : port, socketPath: (typeof port == "number") ? undefined : port,
headers: { headers: {

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@ -1 +1 @@
36 53