Refactor the metrics client slightly to add the concept of a "reporter" that actually sends the metrics.
The primary implementation is HTTP-based as before, but a key difference now is that there's another variant that writes to a file for simplified debugging. This is activated by setting the DOCKER_METRICS_DEBUG_LOG environment variable to a file path to write events to as JSON lines.
Refactor the metrics client slightly to add the concept of a "reporter" that actually sends the metrics.
The primary implementation is HTTP-based as before, but a key difference now is that there's another variant that writes to a file for simplified debugging. This is activated by setting the
DOCKER_METRICS_DEBUG_LOGenvironment variable to a file path to write events to as JSON lines.