зеркало из https://github.com/mozilla/gecko-dev.git
Bug 1919090: Flatten ICE foundations info. r=tjr
Differential Revision: https://phabricator.services.mozilla.com/D222345
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Коммит
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@ -338,7 +338,8 @@ export class UserCharacteristicsPageService {
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"jsErrors",
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"pointerType",
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"anyPointerType",
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"iceFoundations",
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"iceSd",
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"iceOrder",
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"motionDecimals",
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"orientationDecimals",
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"orientationabsDecimals",
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@ -1017,12 +1017,11 @@ async function populateICEFoundations() {
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// With no other peers, we wouldn't get prflx candidates.
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// Relay type of candidates require a turn server.
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// So, we'll only get host and srflx candidates.
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// srflx candidates require a stun server.
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// So, we'll only get host candidates.
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const result = {
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hostLatencies: [],
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hostFoundations: [],
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srflxLatencies: [],
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srflxFoundations: [],
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latencies: [],
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foundations: [],
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};
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let lastTime;
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@ -1033,14 +1032,12 @@ async function populateICEFoundations() {
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return latency;
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}
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const pc = new RTCPeerConnection({
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iceServers: [{ urls: ["stun:stun.l.google.com:19302"] }],
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});
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const pc = new RTCPeerConnection();
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pc.onicecandidate = e => {
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const latency = calculateLatency();
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if (e.candidate && e.candidate.candidate !== "") {
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result[e.candidate.type + "Latencies"].push(latency);
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result[e.candidate.type + "Foundations"].push(e.candidate.foundation);
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result.latencies.push(latency);
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result.foundations.push(e.candidate.foundation);
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}
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};
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pc.onicegatheringstatechange = () => {
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@ -1063,51 +1060,33 @@ async function populateICEFoundations() {
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// Run get candidates multiple times to see if foundation order changes
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// and calculate standard deviation of latencies
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const allLatencies = {
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srflx: [],
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host: [],
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};
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const allFoundations = {
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srflx: {},
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host: {},
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};
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const latencies = [];
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const foundations = {};
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for (let i = 0; i < 10; i++) {
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const result = await getFoundationsAndLatencies();
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const hostFoundations = result.hostFoundations.join("");
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const srflxFoundations = result.srflxFoundations.join("");
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allLatencies.host.push(result.hostLatencies);
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allLatencies.srflx.push(result.srflxLatencies);
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latencies.push(result.latencies);
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const hostFoundations = result.foundations.join("");
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if (hostFoundations) {
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allFoundations.host[hostFoundations] =
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(allFoundations.host[hostFoundations] ?? 0) + 1;
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}
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if (srflxFoundations) {
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allFoundations.srflx[srflxFoundations] =
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(allFoundations.srflx[srflxFoundations] ?? 0) + 1;
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foundations[hostFoundations] = (foundations[hostFoundations] ?? 0) + 1;
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}
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}
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const sdLatencies = {
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host: [],
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srflx: [],
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};
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for (let i = 0; i < (allLatencies.host?.[0]?.length ?? 0); i++) {
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sdLatencies.host.push(standardDeviation(allLatencies.host.map(a => a[i])));
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}
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for (let i = 0; i < (allLatencies.srflx?.[0]?.length ?? 0); i++) {
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sdLatencies.srflx.push(
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standardDeviation(allLatencies.srflx.map(a => a[i]))
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);
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const sdLatencies = [];
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for (let i = 0; i < (latencies?.[0]?.length ?? 0); i++) {
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sdLatencies.push(standardDeviation(latencies.map(a => a[i])));
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}
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const sd =
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sdLatencies.length > 1
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? (sdLatencies.reduce((acc, val) => acc + val, 0) / sdLatencies.length) *
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1000
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: 0;
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return {
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iceFoundations: JSON.stringify({
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uniqueHostOrder: Object.keys(allFoundations.host).length,
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uniqueSrflxOrder: Object.keys(allFoundations.srflx).length,
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sdLatencies,
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}),
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iceSd: sd,
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iceOrder: Object.keys(foundations).length,
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};
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}
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@ -2667,6 +2667,42 @@ characteristics:
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# is more like 'technical' (per the Data Review), I'm marking highly sensitive.
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- highly_sensitive
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ice_order:
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type: quantity
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unit: int
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description: >
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Unique ICE foundations occurrence count
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lifetime: application
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send_in_pings:
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- user-characteristics
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notification_emails:
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- tom@mozilla.com
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bugs:
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- https://bugzilla.mozilla.org/show_bug.cgi?id=1919090
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data_reviews:
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- https://bugzilla.mozilla.org/show_bug.cgi?id=1919090#c4
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expires: never
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data_sensitivity:
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- technical
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ice_sd:
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type: quantity
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unit: int
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description: >
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ICE foundation discovery latency standard deviation sum multiplied by 1000
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lifetime: application
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send_in_pings:
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- user-characteristics
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notification_emails:
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- tom@mozilla.com
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bugs:
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- https://bugzilla.mozilla.org/show_bug.cgi?id=1919090
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data_reviews:
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- https://bugzilla.mozilla.org/show_bug.cgi?id=1919090#c4
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expires: never
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data_sensitivity:
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- technical
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pointer_height:
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type: quantity
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unit: int
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