opentelemetry_docker_resource_detector_tracing_quickstart.py

1from opentelemetry import trace
2from opentelemetry.sdk.resources import get_aggregated_resources
3from opentelemetry.resource.detector.docker import DockerResourceDetector
4from opentelemetry.sdk.trace import TracerProvider
5from opentelemetry.sdk.trace.export import (
6    BatchSpanProcessor,
7    ConsoleSpanExporter,
8)
9
10# Detect Docker resource information
11# This will automatically extract container ID if running inside a Docker container
12docker_resource = DockerResourceDetector().detect()
13
14# Merge detected Docker resource with other resources (like default SDK resources)
15resource = get_aggregated_resources([DockerResourceDetector()])
16
17# Initialize TracerProvider with the detected resource
18provider = TracerProvider(resource=resource)
19processor = BatchSpanProcessor(ConsoleSpanExporter())
20provider.add_span_processor(processor)
21trace.set_tracer_provider(provider)
22
23tracer = trace.get_tracer(__name__)
24
25with tracer.start_as_current_span("docker-resource-example") as span:
26    print("Span created with Docker resource metadata.")
27    print(f"Resource Attributes: {resource.attributes}")