svrjs/reverse-proxy-mod
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Fixed server crashes with invalid HTTP/2 status codes

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This commit is contained in:
Dorian Niemiec 2023-09-04 13:35:49 +02:00
parent 2a0560f5f2
commit 791c803d64
1 changed files with 21 additions and 17 deletions
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38
index.js
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@ -42,7 +42,7 @@ Mod.prototype.callback = function callback(req, res, serverconsole, responseEnd,
if (!port) port = 80; if (!port) port = 80;
if (!securePort && secureHostname) securePort = 443; if (!securePort && secureHostname) securePort = 443;
if (!hostname) { if (!hostname) {
callServerError(500, "reverse-proxy-mod/1.1.1", new Error("Proxy server is misconfigured. Hostname property is missing.")); callServerError(500, "reverse-proxy-mod/1.1.2", new Error("Proxy server is misconfigured. Hostname property is missing."));
return; return;
} }
try { try {
@ -94,14 +94,14 @@ Mod.prototype.callback = function callback(req, res, serverconsole, responseEnd,
}).on("error", (ex) => { }).on("error", (ex) => {
try { try {
if (ex.code == "ENOTFOUND" || ex.code == "EHOSTUNREACH" || ex.code == "ECONNREFUSED") { if (ex.code == "ENOTFOUND" || ex.code == "EHOSTUNREACH" || ex.code == "ECONNREFUSED") {
callServerError(503, "reverse-proxy-mod/1.1.1", ex); //Server error callServerError(503, "reverse-proxy-mod/1.1.2", ex); //Server error
} else if (ex.code == "ETIMEDOUT") { } else if (ex.code == "ETIMEDOUT") {
callServerError(504, "reverse-proxy-mod/1.1.1", ex); //Server error callServerError(504, "reverse-proxy-mod/1.1.2", ex); //Server error
} else { } else {
callServerError(502, "reverse-proxy-mod/1.1.1", ex); //Server error callServerError(502, "reverse-proxy-mod/1.1.2", ex); //Server error
} }
} catch (ex) {} } catch (ex) {}
serverconsole.errmessage("Client fails to recieve content."); //Log into SVR.JS serverconsole.errmessage("Client fails to recieve content."); //Log into SVR.JS
}); });
} else { } else {
if (String(hdrs["connection"]).toLowerCase() != "upgrade") hdrs["connection"] = "close"; if (String(hdrs["connection"]).toLowerCase() != "upgrade") hdrs["connection"] = "close";
@ -124,22 +124,26 @@ Mod.prototype.callback = function callback(req, res, serverconsole, responseEnd,
delete sres.headers["Transfer-Encoding"]; delete sres.headers["Transfer-Encoding"];
delete sres.headers["keep-alive"]; delete sres.headers["keep-alive"];
delete sres.headers["Keep-Alive"]; delete sres.headers["Keep-Alive"];
res.writeHead(sres.statusCode, sres.headers); try {
sres.pipe(res); res.writeHead(sres.statusCode, sres.headers);
res.prependListener("end", function () { sres.pipe(res);
try { res.prependListener("end", function () {
sres.end(); try {
} catch (ex) {} sres.end();
}); } catch (ex) {}
});
} catch (ex) {
callServerError(502, "reverse-proxy-mod/1.1.2", ex); //Server error
}
}); });
proxy.on("error", (ex) => { proxy.on("error", function (ex) {
try { try {
if (ex.code == "ENOTFOUND" || ex.code == "EHOSTUNREACH" || ex.code == "ECONNREFUSED") { if (ex.code == "ENOTFOUND" || ex.code == "EHOSTUNREACH" || ex.code == "ECONNREFUSED") {
callServerError(503, "reverse-proxy-mod/1.1.1", ex); //Server error callServerError(503, "reverse-proxy-mod/1.1.2", ex); //Server error
} else if (ex.code == "ETIMEDOUT") { } else if (ex.code == "ETIMEDOUT") {
callServerError(504, "reverse-proxy-mod/1.1.1", ex); //Server error callServerError(504, "reverse-proxy-mod/1.1.2", ex); //Server error
} else { } else {
callServerError(502, "reverse-proxy-mod/1.1.1", ex); //Server error callServerError(502, "reverse-proxy-mod/1.1.2", ex); //Server error
} }
} catch (ex) {} } catch (ex) {}
serverconsole.errmessage("Client fails to recieve content."); //Log into SVR.JS serverconsole.errmessage("Client fails to recieve content."); //Log into SVR.JS
@ -152,7 +156,7 @@ Mod.prototype.callback = function callback(req, res, serverconsole, responseEnd,
}); });
} }
} else if ((href == "/reverse-proxy-config.json" || (os.platform() == "win32" && href.toLowerCase() == "/reverse-proxy-config.json")) && path.normalize(__dirname + "/../../..") == process.cwd()) { } else if ((href == "/reverse-proxy-config.json" || (os.platform() == "win32" && href.toLowerCase() == "/reverse-proxy-config.json")) && path.normalize(__dirname + "/../../..") == process.cwd()) {
callServerError(403, "reverse-proxy-mod/1.1.1"); callServerError(403, "reverse-proxy-mod/1.1.2");
} else { } else {
elseCallback(); elseCallback();
} }