69 lines
1.5 KiB
JavaScript
69 lines
1.5 KiB
JavaScript
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/* eslint-env browser */
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'use strict';
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import pEvent from 'p-event';
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import isIp from 'is-ip';
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const getIp = async ({isSecondTry = false} = {}) => {
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try {
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const peerConnection = new RTCPeerConnection({iceServers: []});
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peerConnection.createDataChannel('');
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peerConnection.createOffer(peerConnection.setLocalDescription.bind(peerConnection), () => {});
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const {candidate} = await pEvent(peerConnection, 'icecandidate', {
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timeout: 10000
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});
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peerConnection.close();
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if (candidate && candidate.candidate) {
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const result = candidate.candidate.split(' ')[4];
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if (result.endsWith('.local')) {
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if (isSecondTry) {
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return;
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}
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const inputDevices = await navigator.mediaDevices.enumerateDevices();
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const inputDeviceTypes = new Set(inputDevices.map(({kind}) => kind));
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const constraints = {};
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if (inputDeviceTypes.has('audioinput')) {
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constraints.audio = true;
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} else if (inputDeviceTypes.has('videoinput')) {
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constraints.video = true;
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} else {
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return;
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}
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const mediaStream = await navigator.mediaDevices.getUserMedia(constraints);
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for (const track of mediaStream.getTracks()) {
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track.stop();
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}
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return await getIp({isSecondTry: true});
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}
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return result;
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}
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} catch {}
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};
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export const v4 = async () => {
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const result = await getIp();
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if (isIp.v4(result)) {
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return result;
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}
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};
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v4.sync = () => undefined;
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export const v6 = async () => {
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const result = await getIp();
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if (isIp.v6(result)) {
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return result;
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}
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};
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v6.sync = () => undefined;
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