Add a service for the toxiproxy deployment

Author: Andrew Farries

install/installer/pkg/components/toxiproxy/constants.go

@@ -4,6 +4,8 @@
 package toxiproxy
 
 const (
-	Component = "toxiproxy"
-	HttpPort  = 8474
+	Component         = "toxiproxy"
+	HttpContainerPort = 8474
+	HttpServicePort   = 8474
+	HttpPortName      = "http"
 )

install/installer/pkg/components/toxiproxy/deployment.go

@@ -91,8 +91,8 @@ func deployment(ctx *common.RenderContext) ([]runtime.Object, error) {
 								},
 							}),
 							Ports: []corev1.ContainerPort{{
-								Name:          "http",
-								ContainerPort: HttpPort,
+								Name:          HttpPortName,
+								ContainerPort: HttpContainerPort,
 							}},
 							SecurityContext: &corev1.SecurityContext{
 								Privileged: pointer.Bool(false),

install/installer/pkg/components/toxiproxy/objects.go

@@ -17,6 +17,7 @@ func Objects(ctx *common.RenderContext) ([]runtime.Object, error) {
 
 	return common.CompositeRenderFunc(
 		deployment,
+		service,
 		configmap,
 		common.DefaultServiceAccount(Component),
 	)(ctx)

install/installer/pkg/components/toxiproxy/objects_test.go

@@ -28,7 +28,7 @@ func TestObjects_RenderedWhenExperimentalConfigSet(t *testing.T) {
 	objects, err := Objects(ctx)
 	require.NoError(t, err)
 	require.NotEmpty(t, objects, "must render objects because experimental config is specified")
-	require.Len(t, objects, 3, "should render expected k8s objects")
+	require.Len(t, objects, 4, "should render expected k8s objects")
 }
 
 func renderContextWithSlowDatabaseEnabled(t *testing.T) *common.RenderContext {

install/installer/pkg/components/toxiproxy/service.go

@@ -0,0 +1,21 @@
+// Copyright (c) 2022 Gitpod GmbH. All rights reserved.
+// Licensed under the MIT License. See License-MIT.txt in the project root for license information.
+
+package toxiproxy
+
+import (
+	"github.com/gitpod-io/gitpod/installer/pkg/common"
+	"k8s.io/apimachinery/pkg/runtime"
+)
+
+func service(ctx *common.RenderContext) ([]runtime.Object, error) {
+	servicePorts := []common.ServicePort{
+		{
+			Name:          HttpPortName,
+			ContainerPort: HttpContainerPort,
+			ServicePort:   HttpServicePort,
+		},
+	}
+
+	return common.GenerateService(Component, servicePorts)(ctx)
+}