84 lines
2.7 KiB
JavaScript
Executable File
84 lines
2.7 KiB
JavaScript
Executable File
import { useEffect, useRef } from 'react';
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import { useMutation } from '@apollo/client';
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import { UPDATE_CONNECTION_ALIVE_AT } from './mutations';
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import { getStatus, handleAudioStatsEvent, startMonitoringNetwork } from '/imports/ui/components/connection-status/service';
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import connectionStatus from '../../core/graphql/singletons/connectionStatus';
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import getBaseUrl from '/imports/ui/core/utils/getBaseUrl';
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const ConnectionStatus = () => {
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const STATS_INTERVAL = window.meetingClientSettings.public.stats.interval;
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const networkRttInMs = useRef(0); // Ref to store the last rtt
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const timeoutRef = useRef(null);
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const [updateConnectionAliveAtM] = useMutation(UPDATE_CONNECTION_ALIVE_AT);
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const handleUpdateConnectionAliveAt = () => {
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const startTime = performance.now();
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fetch(
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`${getBaseUrl()}/ping`,
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{ signal: AbortSignal.timeout(STATS_INTERVAL) },
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)
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.then((res) => {
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if (res.ok && res.status === 200) {
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const rttLevels = window.meetingClientSettings.public.stats.rtt;
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const endTime = performance.now();
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const networkRtt = endTime - startTime;
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networkRttInMs.current = networkRtt;
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updateConnectionAliveAtM({
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variables: {
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networkRttInMs: networkRtt,
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},
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});
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const rttStatus = getStatus(rttLevels, networkRtt);
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connectionStatus.setRttValue(networkRtt.toFixed(2));
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connectionStatus.setRttStatus(rttStatus);
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connectionStatus.setLastRttRequestSuccess(true);
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}
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})
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.catch(() => {
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connectionStatus.setLastRttRequestSuccess(false);
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// gets the worst status
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connectionStatus.setRttStatus('critical');
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})
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.finally(() => {
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if (timeoutRef.current) {
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clearTimeout(timeoutRef.current);
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}
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timeoutRef.current = setTimeout(() => {
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handleUpdateConnectionAliveAt();
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}, STATS_INTERVAL);
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});
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};
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useEffect(() => {
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// Delay first connectionAlive to avoid high RTT misestimation
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// due to initial subscription and mutation traffic at client render
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timeoutRef.current = setTimeout(() => {
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handleUpdateConnectionAliveAt();
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}, STATS_INTERVAL / 2);
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const STATS_ENABLED = window.meetingClientSettings.public.stats.enabled;
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if (STATS_ENABLED) {
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window.addEventListener('audiostats', handleAudioStatsEvent);
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startMonitoringNetwork();
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}
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return () => {
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if (STATS_ENABLED) {
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window.removeEventListener('audiostats', handleAudioStatsEvent);
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}
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if (timeoutRef.current) {
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clearTimeout(timeoutRef.current);
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}
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};
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}, []);
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return null;
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};
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export default ConnectionStatus;
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