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# Copyright (c) Microsoft Corporation. All rights reserved.
# Licensed under the MIT License.
"""
An example to show an application using Opentelemetry tracing api and sdk with multiple exporters.
Telemetry is exported to application insights with the AzureMonitorTraceExporter and Jaeger backend with the JaegerExporter.
"""
# mypy: disable-error-code="attr-defined"
import os
from opentelemetry import trace
from opentelemetry.exporter.jaeger.thrift import JaegerExporter
from opentelemetry.sdk.resources import SERVICE_NAME, Resource
from opentelemetry.sdk.trace import TracerProvider
from opentelemetry.sdk.trace.export import BatchSpanProcessor
from azure.monitor.opentelemetry.exporter import AzureMonitorTraceExporter
exporter = AzureMonitorTraceExporter.from_connection_string(os.environ["APPLICATIONINSIGHTS_CONNECTION_STRING"])
jaeger_exporter = JaegerExporter(
agent_host_name="localhost",
agent_port=6831,
)
# Service name needs to be populated for Jaeger to see traces
trace.set_tracer_provider(TracerProvider(resource=Resource.create({SERVICE_NAME: "my-jaeger-service"})))
tracer = trace.get_tracer(__name__)
span_processor = BatchSpanProcessor(exporter)
trace.get_tracer_provider().add_span_processor(span_processor)
with tracer.start_as_current_span("hello"):
print("Hello, World!")
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