Create function-runner Deployment (kptdev#2733)

porch/func/client/main.go

@@ -66,28 +66,25 @@ func createResourceList(args []string) ([]byte, error) {
 	r := kio.LocalPackageReader{
 		PackagePath:        *packageFlag,
 		IncludeSubpackages: true,
-	}
-	nodes, err := r.Read()
-	if err != nil {
-		return nil, fmt.Errorf("failed to read package: %w", err)
+		WrapBareSeqNode:    true,
 	}
 
 	cfg, err := configmap(args)
 	if err != nil {
 		return nil, fmt.Errorf("failed to create function config: %w", err)
 	}
 
-	b := bytes.NewBuffer(nil)
+	var b bytes.Buffer
 	w := kio.ByteWriter{
-		Writer:                b,
+		Writer:                &b,
 		KeepReaderAnnotations: true,
 		Style:                 0,
 		FunctionConfig:        cfg,
 		WrappingKind:          kio.ResourceListKind,
 		WrappingAPIVersion:    kio.ResourceListAPIVersion,
 	}
 
-	if err := w.Write(nodes); err != nil {
+	if err := (kio.Pipeline{Inputs: []kio.Reader{r}, Outputs: []kio.Writer{w}}).Execute(); err != nil {
 		return nil, fmt.Errorf("failed to create serialized ResourceList: %w", err)
 	}
 

porch/func/config/deploy/function-runner.yaml

@@ -0,0 +1,50 @@
+# Copyright 2022 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: function-runner
+  namespace: porch-system
+spec:
+  replicas: 2
+  selector:
+    matchLabels:
+      app: function-runner
+  template:
+    metadata:
+      labels:
+        app: function-runner
+    spec:
+      containers:
+      - name: function-runner
+        image: UPDATE_ME
+        imagePullPolicy: Always
+        ports:
+        - containerPort: 9445
+
+---
+
+apiVersion: v1
+kind: Service
+metadata:
+  name: function-runner
+  namespace: porch-system
+spec:
+  selector:
+    app: function-runner
+  ports:
+  - port: 9445
+    protocol: TCP
+    targetPort: 9445