Always On Sampler config (proto)

This extension has the qualified name envoy.tracers.opentelemetry.samplers.cel

Note

This extension is work-in-progress. Functionality is incomplete and it is not intended for production use.

This extension has an unknown security posture and should only be used in deployments where both the downstream and upstream are trusted.

Tip

This extension extends and can be used with the following extension category:

This extension must be configured with one of the following type URLs:

Configuration for the “CEL” Sampler extension.

extensions.tracers.opentelemetry.samplers.v3.CELSamplerConfig

{
  "expression": {...}
}

expression: (.xds.type.v3.CelExpression) Expression that, when evaluated, will be used to make sample decision.

Warning

This API feature is currently work-in-progress. API features marked as work-in-progress are not considered stable, are not covered by the threat model, are not supported by the security team, and are subject to breaking changes. Do not use this feature without understanding each of the previous points.