add opentelemetr logging

src/app/services/monitoring/opentelemetry/opentelemetry.ts

@@ -3,6 +3,7 @@ import { WebTracerProvider } from '@opentelemetry/sdk-trace-web';
 import { ZipkinExporter } from '@opentelemetry/exporter-zipkin';
 import { SemanticResourceAttributes } from '@opentelemetry/semantic-conventions'
 import { Resource } from '@opentelemetry/resources';
+import { context, trace, propagation } from '@opentelemetry/api';
 
 function createProvider(serviceName) {
   const provider = new WebTracerProvider({
@@ -32,3 +33,55 @@ export const OpentelemetryAgendaProvider = createProvider('FO-agenda-service');
 export const OpentelemetryNotificationProvider = createProvider('FO-notification');
 export const OpentelemetryInterceptorProvider = createProvider('FO-interceptor');
 export const OpentelemetryPublicationProvider = createProvider('FO-publication-service');
+export const OpentelemetryLogging = createProvider('logging');
+
+
+const tracerInstance = OpentelemetryAgendaProvider.getTracer('example-tracer-hole', '111', {})
+
+
+function parentSpanExample() {
+  // Create a tracer instance
+  const tracer = trace.getTracer('FO-chat-service');
+
+  // Start a parent span
+  const parentSpan = tracer.startSpan('parent-span');
+  parentSpan.setAttribute('key', 'value')
+
+  const traceId = parentSpan.spanContext().traceId;
+  const spanId = parentSpan.spanContext().spanId;
+  parentSpan.end();  // End the parent span
+
+  const spanContext = {
+    traceId: traceId,
+    spanId: spanId,
+    traceFlags: 1 // 1 means the trace is sampled
+  };
+
+  // Create a new context with the parent span
+  const parentContext = trace.setSpan(context.active(), parentSpan);
+  const parentContext1 = trace.setSpan(context.active(), trace.wrapSpanContext(spanContext));
+
+  // Start a new child span
+  const childSpan = tracer.startSpan('child-span1', {root: false}, parentContext1);
+  childSpan.end();
+
+  // Simulate some work
+  setTimeout(() => {
+    childSpanExample(parentContext);  // Pass the context to child span
+
+  }, 500);
+}
+
+
+function childSpanExample(parentContext) {
+  // Create a new child span with the parent context
+  const tracer = trace.getTracer('FO-chat-service');
+  const childSpan = tracer.startSpan('child-span', undefined, parentContext);
+
+  // Simulate some work
+  setTimeout(() => {
+    childSpan.end();  // End the child span
+  }, 500);
+}
+
+parentSpanExample()