af-consul
Version:
A highly specialized function library
69 lines • 2.63 kB
JavaScript
;
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
__setModuleDefault(result, mod);
return result;
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.getFQDNCached = exports.getFQDN = void 0;
const os = __importStar(require("os"));
const dns = __importStar(require("dns"));
const utils_1 = require("./utils");
// Returns fully qualified domain name
const getFQDN = (h, withError, onlyDomain) => {
h = h || os.hostname();
return new Promise((resolve, reject) => {
dns.lookup(h, { hints: dns.ADDRCONFIG }, (err, ip) => {
if (err) {
return withError ? reject(err) : resolve(null);
}
dns.lookupService(ip, 0, (err2, hostname) => {
if (err2) {
return withError ? reject(err2) : resolve(null);
}
if (onlyDomain && !/\.[a-z]+$/i.test(hostname)) {
resolve(null);
return;
}
resolve(hostname);
});
});
});
};
exports.getFQDN = getFQDN;
const fqdnCache = {};
const getFQDNCached = async (...args) => {
var _a;
const hostNameOrIP = args[0] || os.hostname() || '-';
(0, utils_1.minimizeCache)(fqdnCache, 10);
if (!fqdnCache[hostNameOrIP]) {
const fqdn = await (0, exports.getFQDN)(...args);
if (fqdn) {
fqdnCache[hostNameOrIP] = {
created: Date.now(),
value: fqdn,
};
}
}
return ((_a = fqdnCache[hostNameOrIP]) === null || _a === void 0 ? void 0 : _a.value) || null;
};
exports.getFQDNCached = getFQDNCached;
//# sourceMappingURL=fqdn.js.map