- filters:
      - requestHeaderModifier:
          add:
          - name: foo
            value: bar
        type: RequestHeaderModifier
      - responseHeaderModifier:
          add:
          - name: response
            value: header
        type: ResponseHeaderModifier
      port: 8000
      name: foo-svc
      weight: 100
---
apiVersion: gateway.networking.k8s.io/v1alpha2
kind: TCPRoute
metadata:
  name: tcp

    - type: RequestHeaderModifier
      requestHeaderModifier:
        add:
        - name: my-added-header
          value: added-value
        remove: [my-removed-header]
    - type: ResponseHeaderModifier
      responseHeaderModifier:
        add:
        - name: my-added-resp-header
          value: added-resp-value
        remove: [my-removed-header]
    backendRefs:
    - name: httpbin
      port: 80
---

                              - message: filter.responseHeaderModifier must be nil
                                  if the filter.type is not ResponseHeaderModifier
                                rule: '!(has(self.responseHeaderModifier) && self.type
                                  != ''ResponseHeaderModifier'')'
                              - message: filter.responseHeaderModifier must be specified

  - {{.Service}}.{{.Namespace}}
  - {{.Service}}
  rules:
  - matches:
    - path:
        type: PathPrefix
        value: /
    filters:
    - type: ResponseHeaderModifier
      responseHeaderModifier:
        add:
        - name: traversed-waypoint
          value: {{.Service}}-gateway
    backendRefs:
    - name: {{.Service}}
      port: {{.Port}}
      `

                              - message: filter.responseHeaderModifier must be nil
                                  if the filter.type is not ResponseHeaderModifier
                                rule: '!(has(self.responseHeaderModifier) && self.type
                                  != ''ResponseHeaderModifier'')'
                              - message: filter.responseHeaderModifier must be specified

				continue
			}
			if vs.Headers == nil {
				vs.Headers = &istio.Headers{}
			}
			vs.Headers.Request = h
		case k8s.HTTPRouteFilterResponseHeaderModifier:
			h := createHeadersFilter(filter.ResponseHeaderModifier)
			if h == nil {
				continue
			}
			if vs.Headers == nil {
				vs.Headers = &istio.Headers{}
			}
			vs.Headers.Response = h
		case k8s.HTTPRouteFilterRequestRedirect: