Load EnvoyExtensionPolicy in standalone mode

internal/cmd/egctl/testdata/translate/in/backend-endpoint.yaml

@@ -57,3 +57,21 @@ spec:
   validation:
     wellKnownCACertificates: "System"
     hostname: www.example.com
+---
+apiVersion: gateway.envoyproxy.io/v1alpha1
+kind: EnvoyExtensionPolicy
+metadata:
+  name: ext-proc-example
+spec:
+  targetRefs:
+    - group: gateway.networking.k8s.io
+      kind: HTTPRoute
+      name: backend
+  extProc:
+    - backendRefs:
+        - name: grpc-ext-proc
+          port: 9002
+      processingMode:
+        request: {}
+        response:
+          body: Streamed

internal/cmd/egctl/testdata/translate/out/backend-endpoint.all.yaml

@@ -43,6 +43,43 @@ backends:
       reason: Accepted
       status: "True"
       type: Accepted
+envoyExtensionPolicies:
+- kind: EnvoyExtensionPolicy
+  metadata:
+    creationTimestamp: null
+    name: ext-proc-example
+    namespace: envoy-gateway-system
+  spec:
+    extProc:
+    - backendRefs:
+      - group: ""
+        kind: Service
+        name: grpc-ext-proc
+        port: 9002
+      processingMode:
+        request: {}
+        response:
+          body: Streamed
+    targetRefs:
+    - group: gateway.networking.k8s.io
+      kind: HTTPRoute
+      name: backend
+  status:
+    ancestors:
+    - ancestorRef:
+        group: gateway.networking.k8s.io
+        kind: Gateway
+        name: eg
+        namespace: envoy-gateway-system
+      conditions:
+      - lastTransitionTime: null
+        message: |-
+          Wasm: wasm cache is not initialized
+          ExtProc: service envoy-gateway-system/grpc-ext-proc not found.
+        reason: Invalid
+        status: "False"
+        type: Accepted
+      controllerName: gateway.envoyproxy.io/gatewayclass-controller
 gatewayClass:
   kind: GatewayClass
   metadata:

internal/gatewayapi/resource/load.go

@@ -46,9 +46,7 @@
 
 // loadKubernetesYAMLToResources converts a Kubernetes YAML string into GatewayAPI Resources.
 // TODO: add support for kind:
-//   - EnvoyExtensionPolicy (gateway.envoyproxy.io/v1alpha1)
 //   - BackendLPPolicy (gateway.networking.k8s.io/v1alpha2)
-//   - BackendTLSPolicy (gateway.networking.k8s.io/v1alpha3)
 //   - ReferenceGrant (gateway.networking.k8s.io/v1alpha2)
 func loadKubernetesYAMLToResources(input []byte, addMissingResources bool) (*Resources, error) {
 	resources := NewResources()
@@ -355,6 +353,19 @@
 				Spec: typedSpec.(gwapiv1a3.BackendTLSPolicySpec),
 			}
 			resources.BackendTLSPolicies = append(resources.BackendTLSPolicies, backendTLSPolicy)
+		case KindEnvoyExtensionPolicy:
+			typedSpec := spec.Interface()
+			envoyExtensionPolicy := &egv1a1.EnvoyExtensionPolicy{
+				TypeMeta: metav1.TypeMeta{
+					Kind: KindEnvoyExtensionPolicy,
+				},
+				ObjectMeta: metav1.ObjectMeta{
+					Name:      name,
+					Namespace: namespace,
+				},
+				Spec: typedSpec.(egv1a1.EnvoyExtensionPolicySpec),
+			}
+			resources.EnvoyExtensionPolicies = append(resources.EnvoyExtensionPolicies, envoyExtensionPolicy)
 		}
 
 		return nil

release-notes/current.yaml

@@ -29,7 +29,7 @@ bug fixes: |
   Bypass overload manager for stats and ready listeners
   Fix translating backendSettings for extAuth
   Fix an issue that stats compressor was not working.
-  Added support for BackendTLSPolicy parsing in Standalone mode.
+  Added support for BackendTLSPolicy and EnvoyExtensionPolicy parsing in Standalone mode.
 
 # Enhancements that improve performance.
 performance improvements: |