istio/src/tcp-metadata-exchange-1.5-envoyfilter.yaml

apiVersion: networking.istio.io/v1alpha3
kind: EnvoyFilter
metadata:
  name: tcp-metadata-exchange-1.5
  namespace: istio-system
  labels:
    istio.io/rev: default
spec:
  configPatches:
    - applyTo: NETWORK_FILTER
      match:
        context: SIDECAR_INBOUND
        proxy:
          proxyVersion: '^1\.5.*'
        listener: {}
      patch:
        operation: INSERT_BEFORE
        value:
          name: envoy.filters.network.metadata_exchange
          config:
            protocol: istio-peer-exchange
    - applyTo: CLUSTER
      match:
        context: SIDECAR_OUTBOUND
        proxy:
          proxyVersion: '^1\.5.*'
        cluster: {}
      patch:
        operation: MERGE
        value:
          filters:
          - name: envoy.filters.network.upstream.metadata_exchange
            typed_config:
              "@type": type.googleapis.com/udpa.type.v1.TypedStruct
              type_url: type.googleapis.com/envoy.tcp.metadataexchange.config.MetadataExchange
              value:
                protocol: istio-peer-exchange
    - applyTo: CLUSTER
      match:
        context: GATEWAY
        proxy:
          proxyVersion: '^1\.5.*'
        cluster: {}
      patch:
        operation: MERGE
        value:
          filters:
          - name: envoy.filters.network.upstream.metadata_exchange
            typed_config:
              "@type": type.googleapis.com/udpa.type.v1.TypedStruct
              type_url: type.googleapis.com/envoy.tcp.metadataexchange.config.MetadataExchange
              value:
                protocol: istio-peer-exchange