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frontend/telemetry/otel-entry.js

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+import { getWebAutoInstrumentations } from '@opentelemetry/auto-instrumentations-web';
+import { ZoneContextManager } from '@opentelemetry/context-zone';
+import { OTLPTraceExporter } from '@opentelemetry/exporter-trace-otlp-http';
+import { registerInstrumentations } from '@opentelemetry/instrumentation';
+import { resourceFromAttributes } from '@opentelemetry/resources';
+import { BatchSpanProcessor } from '@opentelemetry/sdk-trace-base';
+import { WebTracerProvider } from '@opentelemetry/sdk-trace-web';
+import { ATTR_SERVICE_NAME } from '@opentelemetry/semantic-conventions';
+
+const exporter = new OTLPTraceExporter({
+    url: `${window.location.origin}/otel/v1/traces`
+});
+
+const provider = new WebTracerProvider({
+    resource: resourceFromAttributes({
+        [ATTR_SERVICE_NAME]: 'magistr-frontend'
+    }),
+    spanProcessors: [new BatchSpanProcessor(exporter)]
+});
+
+provider.register({
+    contextManager: new ZoneContextManager()
+});
+
+registerInstrumentations({
+    instrumentations: [
+        getWebAutoInstrumentations({
+            '@opentelemetry/instrumentation-fetch': {
+                propagateTraceHeaderCorsUrls: [window.location.origin],
+                clearTimingResources: true
+            },
+            '@opentelemetry/instrumentation-xml-http-request': {
+                propagateTraceHeaderCorsUrls: [window.location.origin],
+                clearTimingResources: true
+            }
+        })
+    ]
+});
+
+console.info('Браузерная телеметрия OpenTelemetry инициализирована');