106 lines
2.8 KiB
JavaScript
106 lines
2.8 KiB
JavaScript
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'use strict';
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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var _os = _interopRequireDefault(require('os'));
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function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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function _normalizeFamily(family) {
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return family ? family.toLowerCase() : 'ipv4';
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}
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function priority(name) {
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if (name.startsWith('en') || name.startsWith('eth')) {
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return 0;
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}
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if (name.startsWith('wlan')) {
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return 1;
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}
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return 2;
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}
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function isLoopback(addr) {
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return (/^(::f{4}:)?127\.([0-9]{1,3})\.([0-9]{1,3})\.([0-9]{1,3})/.test(addr) || /^fe80::1$/.test(addr) || /^::1$/.test(addr) || /^::$/.test(addr)
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);
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}
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function isPrivate(addr) {
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return (/^(::f{4}:)?10\.([0-9]{1,3})\.([0-9]{1,3})\.([0-9]{1,3})$/i.test(addr) || /^(::f{4}:)?192\.168\.([0-9]{1,3})\.([0-9]{1,3})$/i.test(addr) || /^(::f{4}:)?172\.(1[6-9]|2\d|30|31)\.([0-9]{1,3})\.([0-9]{1,3})$/i.test(addr) || /^(::f{4}:)?127\.([0-9]{1,3})\.([0-9]{1,3})\.([0-9]{1,3})$/i.test(addr) || /^(::f{4}:)?169\.254\.([0-9]{1,3})\.([0-9]{1,3})$/i.test(addr) || /^f[cd][0-9a-f]{2}:/i.test(addr) || /^fe80:/i.test(addr) || /^::1$/.test(addr) || /^::$/.test(addr)
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);
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}
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function isPublic(addr) {
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return !isPrivate(addr);
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}
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function loopback(family) {
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//
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// Default to `ipv4`
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//
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family = _normalizeFamily(family);
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if (family !== 'ipv4' && family !== 'ipv6') {
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throw new Error('family must be ipv4 or ipv6');
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}
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return family === 'ipv4' ? '127.0.0.1' : 'fe80::1';
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}
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function address(name, family) {
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var interfaces = _os.default.networkInterfaces();
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var all;
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// Default to `ipv4`
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//
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family = _normalizeFamily(family);
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// If a specific network interface has been named,
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// return the address.
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//
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if (name && name !== 'private' && name !== 'public') {
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var res = interfaces[name].filter(function (details) {
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var itemFamily = details.family.toLowerCase();
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return itemFamily === family;
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});
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if (res.length === 0) {
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return undefined;
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}
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return res[0].address;
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}
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var sortedInterfaces = Object.keys(interfaces).sort(function (a, b) {
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return priority(a) - priority(b);
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});
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var all = sortedInterfaces.map(function (nic) {
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//
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// Note: name will only be `public` or `private`
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// when this is called.
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//
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var addresses = interfaces[nic].filter(function (details) {
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details.family = details.family.toLowerCase();
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if (details.family !== family || isLoopback(details.address)) {
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return false;
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} else if (!name) {
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return true;
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}
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return name === 'public' ? isPrivate(details.address) : isPublic(details.address);
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});
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return addresses.length ? addresses[0].address : undefined;
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}).filter(Boolean);
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return !all.length ? loopback(family) : all[0];
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}
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exports.default = {
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address
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};
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//# sourceMappingURL=__sourcemaps__/ip.js.map
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