echo server

The echo server binding supports the echo protocol and is run with the server behavior. It reads inbound messages and writes it back to the sender.

echo_server:
  type: echo
  kind: server

Configuration (* required)

options

object

The echo specific options.

options:
  value: json

options.value

enum [ avro, boolean, bytes, double, float, int32, int64, json, protobuf, string, vector ] as string, or object

Enforce validation for the echoed value.

value.model*

enum [ avro, boolean, bytes, double, float, int32, int64, json, protobuf, string, vector ]

A schema or type to validate the value. Refer to the individual model docs for type specific implementation.

value.validate

enum [ strict, lenient ] as string, or object | Default: strict

Controls how strictly the model enforces conformance to the schema. Can also be set independently for decode and encode.

validate.decode

enum [ strict, lenient ]

Validation mode applied when decoding the value.

validate.encode

enum [ strict, lenient ]

Validation mode applied when encoding the value.

telemetry

object

Defines the desired telemetry for the binding.

telemetry.metrics

array

Telemetry metrics to track

telemetry:
  metrics:
    - stream.*

telemetry.attributes

object as map of named string properties

Telemetry attributes to add to the binding metrics.