@sentry/nextjs/build/esm/server/handleOnSpanStart.js

Official Sentry SDK for Next.js

import { context } from '@opentelemetry/api';
import { HTTP_REQUEST_METHOD, HTTP_METHOD, HTTP_ROUTE } from '@sentry/conventions/attributes';
import { spanToJSON, getRootSpan, getIsolationScope, SEMANTIC_ATTRIBUTE_SENTRY_ORIGIN, getCapturedScopesOnSpan, getCurrentScope, setCapturedScopesOnSpan } from '@sentry/core';
import { getScopesFromContext } from '@sentry/opentelemetry';
import { ATTR_NEXT_ROUTE, ATTR_NEXT_SPAN_TYPE, ATTR_NEXT_SPAN_NAME } from '../common/nextSpanAttributes.js';
import { addHeadersAsAttributes } from '../common/utils/addHeadersAsAttributes.js';
import { dropMiddlewareTunnelRequests } from '../common/utils/dropMiddlewareTunnelRequests.js';
import { maybeEnhanceServerComponentSpanName } from '../common/utils/tracingUtils.js';
import { maybeStartCronCheckIn } from './vercelCronsMonitoring.js';
import { maybeEnrichQueueConsumerSpan, maybeEnrichQueueProducerSpan } from './vercelQueuesMonitoring.js';

function handleOnSpanStart(span) {
  const spanAttributes = spanToJSON(span).data;
  const rootSpan = getRootSpan(span);
  const rootSpanAttributes = spanToJSON(rootSpan).data;
  const isRootSpan = span === rootSpan;
  dropMiddlewareTunnelRequests(span, spanAttributes);
  if (typeof spanAttributes?.[ATTR_NEXT_ROUTE] === "string") {
    if (
      // eslint-disable-next-line typescript/no-deprecated
      (rootSpanAttributes?.[HTTP_REQUEST_METHOD] || rootSpanAttributes?.[HTTP_METHOD]) && !rootSpanAttributes?.[HTTP_ROUTE]
    ) {
      const route = spanAttributes[ATTR_NEXT_ROUTE].replace(/\/route$/, "");
      rootSpan.updateName(route);
      rootSpan.setAttribute(HTTP_ROUTE, route);
      rootSpan.setAttribute(ATTR_NEXT_ROUTE, route);
      const method = rootSpanAttributes?.[HTTP_REQUEST_METHOD] || rootSpanAttributes?.[HTTP_METHOD];
      if (typeof method === "string") {
        getIsolationScope().setTransactionName(`${method} ${route}`);
      }
      maybeStartCronCheckIn(rootSpan, route);
      maybeEnrichQueueConsumerSpan(rootSpan);
    }
  }
  if (spanAttributes?.[ATTR_NEXT_SPAN_TYPE] === "Middleware.execute") {
    const middlewareName = spanAttributes[ATTR_NEXT_SPAN_NAME];
    if (typeof middlewareName === "string") {
      rootSpan.updateName(middlewareName);
      rootSpan.setAttribute(HTTP_ROUTE, middlewareName);
      rootSpan.setAttribute(ATTR_NEXT_SPAN_NAME, middlewareName);
    }
    span.setAttribute(SEMANTIC_ATTRIBUTE_SENTRY_ORIGIN, "auto");
  }
  if (spanAttributes?.[ATTR_NEXT_SPAN_TYPE] !== void 0) {
    span.setAttribute(SEMANTIC_ATTRIBUTE_SENTRY_ORIGIN, "auto");
  }
  if (isRootSpan) {
    const headers = getIsolationScope().getScopeData().sdkProcessingMetadata?.normalizedRequest?.headers;
    addHeadersAsAttributes(headers, rootSpan);
  }
  if ((spanAttributes?.[ATTR_NEXT_SPAN_TYPE] === "BaseServer.handleRequest" || spanAttributes?.[ATTR_NEXT_SPAN_TYPE] === "Middleware.execute") && isRootSpan) {
    const scopes = getCapturedScopesOnSpan(span);
    const isolationScope = (scopes.isolationScope || getIsolationScope()).clone();
    const scope = scopes.scope || getCurrentScope();
    const currentScopesPointer = getScopesFromContext(context.active());
    if (currentScopesPointer) {
      currentScopesPointer.isolationScope = isolationScope;
    }
    setCapturedScopesOnSpan(span, scope, isolationScope);
  }
  maybeEnhanceServerComponentSpanName(span, spanAttributes, rootSpanAttributes);
  maybeEnrichQueueProducerSpan(span);
}

export { handleOnSpanStart };
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