A progress bar without a CLI to scrape
Every FFmpeg progress bar I've seen scrapes the CLI's stderr. afmpeg has no CLI to scrape, so progress had to become part of the API instead.
Tags
5 pages
Observability
The gateway that split my trace in two
Wiring OTel-native observability through a gRPC service with a REST gateway, and discovering the gateway had split a single trace into two.
The consent you can't ask for
Operational telemetry can be personal data, and a web service has no first-run prompt to ask on. So plumbing is not an answer.
Telemetry that asks, and telemetry that doesn't
Two telemetries with opposite consent defaults on one OTLP layer: consent-gated analytics for a CLI, implied-consent observability for a service.
Building a web service with go-tool-base, part 6: seeing what your service is doing
Add OpenTelemetry traces, metrics and logs to a Go service with middleware and manual spans, and get one end-to-end trace through the gateway.
