opentelemetry-go-example

opentelemetry-go-example

An example app where two Golang services collaborate on an http request. The timing of these requests are recorded using the OpenTelemetry SDK.

Setup

• make module build

Jaeger Exporter - view traces on the Jaeger UI

• docker run -d -p 16686:16686 -p 14268:14268 jaegertracing/all-in-one
• Execute the frontend and backend services on separate terminals. For example:
  • ./bin/opentelemetry-go-example backend
  • ./bin/opentelemetry-go-example frontend
• Generate traces:
  • curl http://localhost:8081
• 

Zipkin Exporter - view traces on the Zipkin UI

• docker run -d -p 9411:9411 openzipkin/zipkin
• Execute the frontend and backend services on separate terminals. For example:
  • EXPORTER=zipkin ./bin/opentelemetry-go-example backend
  • EXPORTER=zipkin ./bin/opentelemetry-go-example frontend
• Generate traces:
  • curl http://localhost:8081
• 

References

• https://github.com/smlobo/zipkin-go-example
• https://pkg.go.dev/go.opentelemetry.io