/usr/local/lib/node_modules/pm2/node_modules/basic-ftp/dist
Edit: /usr/local/lib/node_modules/pm2/node_modules/basic-ftp/dist/netUtils.js (2451B)
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.describeTLS = describeTLS;
exports.describeAddress = describeAddress;
exports.upgradeSocket = upgradeSocket;
exports.ipIsPrivateV4Address = ipIsPrivateV4Address;
const tls_1 = require("tls");
/**
* Returns a string describing the encryption on a given socket instance.
*/
function describeTLS(socket) {
if (socket instanceof tls_1.TLSSocket) {
const protocol = socket.getProtocol();
return protocol ? protocol : "Server socket or disconnected client socket";
}
return "No encryption";
}
/**
* Returns a string describing the remote address of a socket.
*/
function describeAddress(socket) {
if (socket.remoteFamily === "IPv6") {
return `[${socket.remoteAddress}]:${socket.remotePort}`;
}
return `${socket.remoteAddress}:${socket.remotePort}`;
}
/**
* Upgrade a socket connection with TLS.
*/
function upgradeSocket(socket, options) {
return new Promise((resolve, reject) => {
const tlsOptions = Object.assign({}, options, {
socket
});
const tlsSocket = (0, tls_1.connect)(tlsOptions, () => {
const expectCertificate = tlsOptions.rejectUnauthorized !== false;
if (expectCertificate && !tlsSocket.authorized) {
reject(tlsSocket.authorizationError);
}
else {
// Remove error listener added below.
tlsSocket.removeAllListeners("error");
resolve(tlsSocket);
}
}).once("error", error => {
reject(error);
});
});
}
/**
* Returns true if an IP is a private address according to https://tools.ietf.org/html/rfc1918#section-3.
* This will handle IPv4-mapped IPv6 addresses correctly but return false for all other IPv6 addresses.
*
* @param ip The IP as a string, e.g. "192.168.0.1"
*/
function ipIsPrivateV4Address(ip = "") {
// Handle IPv4-mapped IPv6 addresses like ::ffff:192.168.0.1
if (ip.startsWith("::ffff:")) {
ip = ip.substr(7); // Strip ::ffff: prefix
}
const octets = ip.split(".").map(o => parseInt(o, 10));
return octets[0] === 10 // 10.0.0.0 - 10.255.255.255
|| (octets[0] === 172 && octets[1] >= 16 && octets[1] <= 31) // 172.16.0.0 - 172.31.255.255
|| (octets[0] === 192 && octets[1] === 168) // 192.168.0.0 - 192.168.255.255
|| ip === "127.0.0.1";
}