Files
cloudron-box/src/sysinfo/network-interface.js
Girish Ramakrishnan 661799cd54 typo
2022-02-15 13:25:14 -08:00

61 lines
2.2 KiB
JavaScript

'use strict';
exports = module.exports = {
getServerIPv4,
getServerIPv6,
testIPv4Config,
testIPv6Config
};
const assert = require('assert'),
BoxError = require('../boxerror.js'),
debug = require('debug')('box:sysinfo/network-interface'),
os = require('os'),
safe = require('safetydance');
async function getServerIPv4(config) {
assert.strictEqual(typeof config, 'object');
const ifaces = os.networkInterfaces();
const iface = ifaces[config.ifname]; // array of addresses
if (!iface) throw new BoxError(BoxError.NETWORK_ERROR, `No interface named ${config.ifname}`);
const addresses = iface.filter(i => i.family === 'IPv4').map(i => i.address);
if (addresses.length === 0) throw new BoxError(BoxError.NETWORK_ERROR, `${config.ifname} does not have any IPv4 address`);
if (addresses.length > 1) debug(`${config.ifname} has multiple ipv4 - ${JSON.stringify(addresses)}. choosing the first one.`);
return addresses[0];
}
async function getServerIPv6(config) {
assert.strictEqual(typeof config, 'object');
const ifaces = os.networkInterfaces();
const iface = ifaces[config.ifname]; // array of addresses
if (!iface) throw new BoxError(BoxError.NETWORK_ERROR, `No interface named ${config.ifname}`);
const addresses = iface.filter(i => i.family === 'IPv6').map(i => i.address);
if (addresses.length === 0) throw new BoxError(BoxError.NETWORK_ERROR, `${config.ifname} does not have any IPv6 address`);
if (addresses.length > 1) debug(`${config.ifname} has multiple ipv6 - ${JSON.stringify(addresses)}. choosing the first one.`);
return addresses[0];
}
async function testIPv4Config(config) {
assert.strictEqual(typeof config, 'object');
if (typeof config.ifname !== 'string') return new BoxError(BoxError.BAD_FIELD, 'ifname is not a string');
const [error] = await safe(getServerIPv4(config));
return error || null;
}
async function testIPv6Config(config) {
assert.strictEqual(typeof config, 'object');
if (typeof config.ifname !== 'string') return new BoxError(BoxError.BAD_FIELD, 'ifname is not a string');
const [error] = await safe(getServerIPv6(config));
return error || null;
}