@sentry/core
Version:
Base implementation for all Sentry JavaScript SDKs
82 lines (79 loc) • 3.91 kB
JavaScript
import { DEFAULT_ENVIRONMENT } from '../constants.js';
import { getClient } from '../currentScopes.js';
import { SEMANTIC_ATTRIBUTE_SENTRY_SAMPLE_RATE, SEMANTIC_ATTRIBUTE_SENTRY_PREVIOUS_TRACE_SAMPLE_RATE, SEMANTIC_ATTRIBUTE_SENTRY_SOURCE } from '../semanticAttributes.js';
import { baggageHeaderToDynamicSamplingContext, dynamicSamplingContextToSentryBaggageHeader } from '../utils/baggage.js';
import { extractOrgIdFromClient } from '../utils/dsn.js';
import { hasSpansEnabled } from '../utils/hasSpansEnabled.js';
import { addNonEnumerableProperty } from '../utils/object.js';
import { getRootSpan, spanToJSON, spanIsSampled } from '../utils/spanUtils.js';
import { getCapturedScopesOnSpan } from './utils.js';
const FROZEN_DSC_FIELD = "_frozenDsc";
function freezeDscOnSpan(span, dsc) {
const spanWithMaybeDsc = span;
addNonEnumerableProperty(spanWithMaybeDsc, FROZEN_DSC_FIELD, dsc);
}
function getDynamicSamplingContextFromClient(trace_id, client) {
const options = client.getOptions();
const { publicKey: public_key } = client.getDsn() || {};
const dsc = {
environment: options.environment || DEFAULT_ENVIRONMENT,
release: options.release,
public_key,
trace_id,
org_id: extractOrgIdFromClient(client)
};
client.emit("createDsc", dsc);
return dsc;
}
function getDynamicSamplingContextFromScope(client, scope) {
const propagationContext = scope.getPropagationContext();
return propagationContext.dsc || getDynamicSamplingContextFromClient(propagationContext.traceId, client);
}
function getDynamicSamplingContextFromSpan(span) {
const client = getClient();
if (!client) {
return {};
}
const rootSpan = getRootSpan(span);
const rootSpanJson = spanToJSON(rootSpan);
const rootSpanAttributes = rootSpanJson.data;
const traceState = rootSpan.spanContext().traceState;
const rootSpanSampleRate = traceState?.get("sentry.sample_rate") ?? rootSpanAttributes[SEMANTIC_ATTRIBUTE_SENTRY_SAMPLE_RATE] ?? rootSpanAttributes[SEMANTIC_ATTRIBUTE_SENTRY_PREVIOUS_TRACE_SAMPLE_RATE];
function applyLocalSampleRateToDsc(dsc2) {
if (typeof rootSpanSampleRate === "number" || typeof rootSpanSampleRate === "string") {
dsc2.sample_rate = `${rootSpanSampleRate}`;
}
return dsc2;
}
const frozenDsc = rootSpan[FROZEN_DSC_FIELD];
if (frozenDsc) {
return applyLocalSampleRateToDsc(frozenDsc);
}
const traceStateDsc = traceState?.get("sentry.dsc");
const dscOnTraceState = traceStateDsc && baggageHeaderToDynamicSamplingContext(traceStateDsc);
if (dscOnTraceState) {
return applyLocalSampleRateToDsc(dscOnTraceState);
}
const dsc = getDynamicSamplingContextFromClient(span.spanContext().traceId, client);
const source = rootSpanAttributes[SEMANTIC_ATTRIBUTE_SENTRY_SOURCE] ?? rootSpanAttributes["sentry.span.source"];
const name = rootSpanJson.description;
if (source !== "url" && name) {
dsc.transaction = name;
}
if (hasSpansEnabled()) {
dsc.sampled = String(spanIsSampled(rootSpan));
dsc.sample_rand = // In OTEL we store the sample rand on the trace state because we cannot access scopes for NonRecordingSpans
// The Sentry OTEL SpanSampler takes care of writing the sample rand on the root span
traceState?.get("sentry.sample_rand") ?? // On all other platforms we can actually get the scopes from a root span (we use this as a fallback)
getCapturedScopesOnSpan(rootSpan).scope?.getPropagationContext().sampleRand.toString();
}
applyLocalSampleRateToDsc(dsc);
client.emit("createDsc", dsc, rootSpan);
return dsc;
}
function spanToBaggageHeader(span) {
const dsc = getDynamicSamplingContextFromSpan(span);
return dynamicSamplingContextToSentryBaggageHeader(dsc);
}
export { freezeDscOnSpan, getDynamicSamplingContextFromClient, getDynamicSamplingContextFromScope, getDynamicSamplingContextFromSpan, spanToBaggageHeader };
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