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fix(web-probe): isolate performance capture cdp timeouts

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2026-07-02 21:14:05 +00:00
parent 02feeac921
commit 99ed2e9502
4 changed files with 101 additions and 12 deletions
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scripts/src/hwlab-node-web-observe-runner-performance-source.ts
+61 -1
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@@ -246,6 +246,7 @@ async function capturePerformanceProfile(command) {
const startedAt = new Date(startedAtMs).toISOString();
let pageClockStart = null;
let stopped = null;
let captureError = null;
try {
pageClockStart = await withHardTimeout(targetPage.evaluate(() => ({ timeOrigin: Math.round(performance.timeOrigin || 0), now: Math.round(performance.now()), url: location.href, path: location.pathname, title: document.title, valuesRedacted: true })), timeoutMs, "performanceCapture page clock exceeded " + timeoutMs + "ms")
.catch((error) => ({ error: errorSummary(error), valuesRedacted: true }));
@@ -265,6 +266,8 @@ async function capturePerformanceProfile(command) {
}));
await sleep(durationMs);
stopped = await withHardTimeout(session.send("Profiler.stop"), Math.max(timeoutMs, 5000), "Profiler.stop exceeded " + Math.max(timeoutMs, 5000) + "ms");
} catch (error) {
captureError = error;
} finally {
if (session) {
await withHardTimeout(session.send("Profiler.disable"), 1000, "Profiler.disable exceeded 1000ms").catch(() => {});
@@ -274,10 +277,67 @@ async function capturePerformanceProfile(command) {
const completedAtMs = Date.now();
const afterDrain = await drainPagePerformanceEvents(targetPage, { reason: "performanceCapture-after", groupSeq: sampleSeq, pageRole: targetPageRole, targetPageId, pageEpoch: targetPageEpoch })
.catch((error) => ({ ok: false, error: errorSummary(error), count: 0, valuesRedacted: true }));
const summaryFile = path.join(captureDir, "summary.json");
if (captureError) {
const failureKind = isTimeoutErrorMessage(captureError?.message) ? "performance-capture-cdp-timeout" : "performance-capture-failed";
const summaryPayload = {
ok: false,
captureId,
type: "performance-cpu-profile",
commandId: command.id,
label: truncate(command.label || "", 200),
startedAt,
completedAt: new Date(completedAtMs).toISOString(),
durationMs: completedAtMs - startedAtMs,
requestedDurationMs: durationMs,
pageRole: targetPageRole,
pageId: targetPageId,
pageEpoch: targetPageEpoch,
pageClockStart,
currentUrl: pageUrl(targetPage),
beforeDrain,
afterDrain,
failureKind,
error: errorSummary(captureError),
valuesRedacted: true,
};
await writeFile(summaryFile, JSON.stringify(summaryPayload, null, 2) + "\n", { mode: 0o600 });
const summaryMeta = await fileMeta(summaryFile);
artifactSeq += 1;
const artifact = {
seq: artifactSeq,
sampleSeq,
ts: new Date().toISOString(),
kind: "performance-cpu-profile-failed",
captureId,
commandId: command.id,
summaryPath: summaryFile,
summaryByteCount: summaryMeta.byteCount,
summarySha256: summaryMeta.sha256,
pageRole: targetPageRole,
pageId: targetPageId,
durationMs: summaryPayload.durationMs,
failureKind,
valuesRedacted: true,
};
await appendJsonl(files.artifacts, artifact);
await appendJsonl(files.performanceEvents, eventRecord("performance-capture-failed", {
captureId,
pageRole: targetPageRole,
pageId: targetPageId,
pageEpoch: targetPageEpoch,
artifact,
failureKind,
error: summaryPayload.error,
valuesRedacted: true,
}));
const wrapped = captureError instanceof Error ? captureError : new Error(String(captureError));
wrapped.details = summaryPayload;
throw wrapped;
}
const profile = stopped?.profile || null;
const summary = summarizeCpuProfile(profile);
const profileFile = path.join(captureDir, "profile.cpuprofile");
const summaryFile = path.join(captureDir, "summary.json");
const summaryPayload = {
ok: true,
captureId,