v0.5.110: stop carrying stale live badges; probe live status in local serve.
Co-authored-by: Cursor <cursoragent@cursor.com>
This commit is contained in:
voson
Cursor
+8
-6
@@ -4749,9 +4749,9 @@ function syncStreamerCardLive(card, row) {
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/**
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* Visit-triggered live refresh: the Pages Function coalesces concurrent
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* visitors through a 5-minute edge cache. Local `serve_relations.py` returns
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* an empty stub (no probing), so that path keeps the data.json is_live
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* fallback. Fires at most once per page load.
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* visitors through a 5-minute edge cache; the local development server uses
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* the same platform probes with a short in-memory cache. Fires at most once
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* per page load.
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*/
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let liveStatusFetched = false;
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@@ -4776,9 +4776,11 @@ function refreshStreamerLiveStatus() {
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for (const row of rows) {
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const cell = row && row.id ? probed[row.id] : null;
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if (!cell || typeof cell.is_live !== "boolean") continue;
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if (cell.stale) console.info(`live-status: ${row.id} using stale carry-over`);
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if (row.is_live !== cell.is_live) {
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row.is_live = cell.is_live;
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// A failed/stale probe is unknown, never evidence that a room is live.
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const isLive = cell.stale ? false : cell.is_live;
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if (cell.stale) console.info(`live-status: ${row.id} probe stale; hiding badge`);
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if (row.is_live !== isLive) {
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row.is_live = isLive;
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changed = true;
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}
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}
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@@ -1,5 +1,5 @@
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/* Local defaults; production export overwrites via export_relations_site.py. */
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var SITE_VERSION = "0.5.109";
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var SITE_VERSION = "0.5.110";
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var ABILITY_VIDEO_BASE = "";
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var STATIC_ASSET_BASE = "";
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@@ -15,12 +15,10 @@
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* the SSR pace chunks: roomStore.roomInfo.room.status (2 live / 4 offline);
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* the embedded web_rid must match the requested one.
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*
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* Soft-fail everywhere: douyin blocks from datacenter IPs are expected. When a
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* single probe fails, the streamer carries over the last known is_live from
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* data.json / the previous (stale) cache entry with `stale: true`; when every
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* probe fails the stale cache entry is served wholesale (X-Live-Cache:
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* stale-override), or an empty payload when nothing was ever cached
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* (X-Live-Cache: error). The handler never throws a 500 for probe failures.
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* Soft-fail everywhere: douyin blocks from datacenter IPs are expected. A
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* failed probe is reported as offline with `stale: true`; a stale positive is
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* never carried over because the live badge must only reflect a successful
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* current probe. The handler never throws a 500 for probe failures.
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*
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* Named exports double as the local test surface; the Pages runtime only
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* routes onRequest* handlers.
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@@ -292,6 +290,23 @@ function emptyPayload() {
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return { probed_at: new Date().toISOString(), ttl: FRESH_TTL_S, streamers: {} };
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}
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/** Failed probes must never preserve a stale live badge. */
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function staleOfflinePayload(source) {
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const streamers = {};
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const previous =
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source && source.streamers && typeof source.streamers === "object"
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? source.streamers
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: {};
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for (const id of Object.keys(previous)) {
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streamers[id] = { is_live: false, stale: true };
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}
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return {
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probed_at: (source && source.probed_at) || new Date().toISOString(),
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ttl: FRESH_TTL_S,
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streamers,
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};
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}
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async function putCache(body) {
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const cached = new Response(JSON.stringify(body), {
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headers: {
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@@ -324,17 +339,12 @@ async function probeFresh(requestUrl, cachedData) {
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}
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if (!targets.length) {
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if (cachedData) return { body: cachedData, cacheState: "stale-override" };
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if (cachedData) {
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return { body: staleOfflinePayload(cachedData), cacheState: "stale-override" };
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}
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return { body: emptyPayload(), cacheState: "error" };
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}
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const seeded = seedLiveFromPayload(dataPayload);
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const cachedStreamers =
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cachedData && cachedData.streamers && typeof cachedData.streamers === "object"
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? cachedData.streamers
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: {};
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// Prefer previous edge cache over the daily snapshot when both exist.
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const staleStreamers = { ...seeded, ...cachedStreamers };
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const probed = await probeAll(targets);
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const streamers = {};
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@@ -346,31 +356,19 @@ async function probeFresh(requestUrl, cachedData) {
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freshCount += 1;
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continue;
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}
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// Per-streamer soft-fail: carry over the last known state, marked stale.
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const prev = staleStreamers[t.id];
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if (prev && typeof prev.is_live === "boolean") {
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streamers[t.id] = { is_live: prev.is_live, stale: true };
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}
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// Unknown is not live: never carry a stale positive badge forward.
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streamers[t.id] = { is_live: false, stale: true };
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}
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if (freshCount === 0) {
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// Total probe failure (e.g. douyin blocking this colo): serve the stale
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// snapshot if one exists, otherwise an explicitly empty payload.
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if (cachedData) return { body: cachedData, cacheState: "stale-override" };
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if (Object.keys(seeded).length) {
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const body = {
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probed_at: new Date().toISOString(),
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ttl: FRESH_TTL_S,
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streamers: Object.fromEntries(
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Object.entries(seeded).map(([id, cell]) => [
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id,
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{ is_live: cell.is_live, stale: true },
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])
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),
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};
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return { body, cacheState: "stale-override" };
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}
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return { body: emptyPayload(), cacheState: "error" };
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// Total probe failure (e.g. douyin blocking this colo): keep the target
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// shape but suppress every unconfirmed live badge.
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const body = {
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probed_at: new Date().toISOString(),
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ttl: FRESH_TTL_S,
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streamers,
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};
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return { body, cacheState: "stale-override" };
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}
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const body = { probed_at: new Date().toISOString(), ttl: FRESH_TTL_S, streamers };
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@@ -5,8 +5,8 @@
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<meta name="viewport" content="width=device-width, initial-scale=1" />
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<title>DOTA2 上分帝</title>
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<link rel="icon" href="/ui-icon/dota2_logo.png" type="image/png" />
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<link rel="stylesheet" href="/style.css?v=0.5.109" />
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<script src="/mobile-gate.js?v=0.5.109"></script>
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<link rel="stylesheet" href="/style.css?v=0.5.110" />
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<script src="/mobile-gate.js?v=0.5.110"></script>
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</head>
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<body>
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<h1 class="sr-only">DOTA2 上分帝</h1>
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@@ -178,8 +178,8 @@
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<section class="detail" id="detail" aria-live="polite"></section>
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<script src="/config.js?v=0.5.109"></script>
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<script src="/router.js?v=0.5.109"></script>
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<script src="/app.js?v=0.5.109"></script>
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<script src="/config.js?v=0.5.110"></script>
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<script src="/router.js?v=0.5.110"></script>
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<script src="/app.js?v=0.5.110"></script>
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</body>
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</html>
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