Metadata exchange TCP filter (proto)

This extension has the qualified name envoy.filters.network.metadata_exchange

Note

This extension is only available in contrib images.

Note

This extension is functional but has not had substantial production burn time, use only with this caveat.

This extension is not hardened 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:

Metadata exchange TCP filter for deriving and propagating peer telemetry attributes.

tcp.metadataexchange.config.MetadataExchange

MetadataExchange protocol match and data transfer

{
  "protocol": ...,
  "enable_discovery": ...,
  "additional_labels": []
}

enable_discovery: (bool) If true, will attempt to use WDS in case the prefix peer metadata is not available.

additional_labels: (repeated string) Additional labels to be added to the peer metadata to help your understand the traffic. e.g. role, location etc.